GB 50967-2014 GB50967-2014焦化机械设备安装规范-英文

专用

人人文库

NATIONALSTANDARD

OFTHEPEOPLESREPUBLICOFCHINA

CodeforInstallationofCokingandChemical

MechanicalEquipment

GB50967-2014

ChiefDevelopmentDepartment:ChinaMetallurgicalConstructionAssociation

ApprovalDepartment:MinistryofHousingandUrban-RuralDevelopment

ofthePeoplesRepublicofChina

ImplementationDate:August1,2014专用

人人文库

ChinaPlanningPress

Beijing2016

图书在版编目(CIP)数据

焦化机械设备安装规范英文中华人民共和国住房和城乡

GB50967-2014:/

建设部组织编译北京中国计划出版社

.—:,2016.1

ISBN978-7-5182-0323-9

中煤焦化机械设备设备安装技术规范中

Ⅰ.①G…Ⅱ.①…Ⅲ.①-----

国英文

-Ⅳ.①TQ523.6-65

中国版本图书馆数据核字第号

CIP(2015)281876

ChineseeditionfirstpublishedinthePeoplesRepublicofChinain2014

EnglisheditionfirstpublishedinthePeoplesRepublicofChinain2016

byChinaPlanningPress

rd专用

3Floor,CTower,GuohongBuilding

No.A11,Muxidi-Beili,XichengDistrict

Beijing,100038

PrintedinChinabyBeijingJinghuaHucaisPrintingCO.,LTD

Ź2014byMinistryofHousingandUrban-RuralDevelopmentof

thePeoplesRepublicofChina

Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformor

byanymeans人人文库,graphic,electronic,ormechanical,includingphotocopying,recording,

oranyinformationstorageandretrievalsystems,withoutwrittenpermissionofthepublisher.

Thisbookissoldsubjecttotheconditionthatitshallnot,bywayoftradeorotherwise,belent,

resold,hiredoutorotherwisecirculatedwithoutthepublisherspriorconsentinanyformof

blindingorcoverotherthanthatinwhichthisispublishedandwithoutasimilarcondition

includingthisconditionbeingimposedonthesubsequentpurchaser.

ISBN978-7-5182-0323-9

AnnouncementoftheMinistryofHousingandUrban-Rural

DevelopmentofthePeoplesRepublicofChina

No.293

Announcementonpublishingthenationalstandardof

CodeforInstallationofCokingandChemicalMechanicalEquipment

CodeforInstallationofCokingandChemicalMechanicalEquipment

hasbeenapprovedasa

nationalstandardwithaserialnumberofGB50967-2014,andwillbeimplementedonAugust1,

2014.Article20.1.3isacompulsoryprovisionandmustbeenforcedstrictly.

AuthorizedbyStandardRatingResearchInstitutionofourdepartment,thiscodeispublished

anddistributedbyChinaPlanningPress.专用

MinistryofHousingandUrban-RuralDevelopmentofthePeoplesRepublicofChina

January9,2014

人人文库

Foreword

AccordingtotherequirementsofDocumentJianBiao[2006]No.136issuedbytheformer

MinistryofConstruction(MOC)-NoticeonPrintingtheDevelopmentandRevisionPlan(second

batch)ofNationalWorkConstructionStandardsin2006,thiscodeisdrawnupbyChinaMCC5

GroupCo.,Ltd.togetherwithrelatedunits.

Intheprocessofdrawingupthiscode,thedrawing-upteammakesadeepnvestigation,

seriouslysummarizestheinstallationexperiencesofcokingchemicalandmechanicalequipmentover

theyears,andextensivelysolicitstheopinioninrelatedaspectstocompleteapprovaldraft.Finally,

andthedraftisfinalizedafterexamination.

Thiscodeisdividedinto20chapters,themaintechnicalcontentscomprisegeneral

requirements,basicprovisions,equipmentfoundation,anchorboltsandshimplates,equipment

andmaterial,materialstackerandreclaimer,protectiveironpartsandoperatingplatformof

cokeoven,heatingandexchangedeviceundercokeoven,ovenroofequipmentofcokeoven,

auxiliaryequipmentofcokeoven,cokepusher,cokeguide,coalchar专用ger,cokecar,electric

locomotive,coketankcar,processsteelstructureandrailsofcokedryquench,quenching

channelofCDQ,mechanicalequipmentforcharginganddischargingsystemofCDQ,

mechanicalequipmentofgascirculatingsystemofCDQ,auxiliaryequipmentofCDQ,

equipmentgaspurificationandchemicalrecovery,test-runofequipmentofcoking&chemical

andthermal-stateoperationofcokeoven.

Theprovision(s)printedinboldtypeis(are)compulsoryone(ones)andmustbeenforced

strictly.

HousingandUrban-RuralDevelopmentofthePeoplesRepublicofChinaisinchargeofthe

administrationofthiscodeandtheexplanationofthecompulsoryprovisions,ChinaMetallurgical

ConstructionAssociationisresponsiblefortheexplanationofroutinemanagement,andChina

MCC5GroupCo.,Ltdisresponsiblefortheexplanationofspecifictechnicalcontents.

Allrelevantorganizationsarekindlyrequestedtosumupandaccumulateyourexperiencesin

actualpracticesduringtheprocessofimplementingthiscode.Therelevantopinionsandadvice,

whenevernecessary,canbepostedorpassedontoChinaMCC5GroupCo.,Ltd(address:Tieli

RoadNo.2501,BaoshanDistrict人人文库,ShanghaiCityPostalCode:201900,Fax/telephone:021-

36211205,E-mail:shwyjszx@163.com)forreferenceduringrevisioninfuture.

ChiefDevelopmentOrganization,ParticipatingDevelopmentOrganization,ChiefDraftingStaff

andChiefExaminants:

ChiefDevelomentOranization

pg:

ChinaMCC5GroupCo.,Ltd

ParticiatinDevelomentOranization

pgpg:

MCCTianGongGroupCorporationLimited

ChiefDraftinStaff

g:

YanJueWangYongchuanChenHepingGuoKuixiangZhongMing

·1·

ShangXiuminZhouQing

ChiefExaminants

:

LiMingzhuZhengYonghengLiChangliangYuHuachunYuWei

TangYanZhaoCongZhengYajieMengFanshengLiaoLibao

专用

人人文库

·2·

Contents

……………

1GeneralProvisions(1)

………………

2BasicRegulation(2)

……

3EquipmentFoundation,AnchorBoltsandShimPlates(3)

…………

3.1EquipmentFoundation(3)

………

3.2DatumLineandDatumMarkforInstallationofEquipment(3)

…………………

3.3AnchorBolts(3)

……………………

3.4ShimPlates(4)

………………………

4EquipmentandMaterial(5)

……………………

4.1Equipment(5)

………………………

4.2Material(5)

………………

5MaterialStackerandReclaimer(7)

…………

5.1GeneralRequirement(7)

………………

5.2InstallationofWalkingStructure(7)

…………………

5.3InstallationofReversibleDevice专用

(8)

……………………

5.4InstallationofCableDrum(8)

…………………

5.5InstallationofBeltConveyor,BalanceWeight,AnchorageLocker(9)

……………

6ProtectiveIronPartsandOperatingPlatformofCokeOven(11)

…………

6.1GeneralRequirement(11)

………………………

6.2InstallationofBuckstays(11)

…………………

6.3InstallationofSmallBuckstays(12)

…………………

6.4InstallationofProtectivePlates(12)

…………………

6.5InstallationofOvenPortFramesandNogPlates(13)

………………………

6.6InstallationofOvenPorts(15)

…………………

6.7InstallationofLongitudinalandLateralBracings(15)

……………

6.8InstallationofPlatformsontheCokePusherSideandCokeGuideSide(16)

………

7HeatingandExchangeDeviceundertheCokeOven(17)

………………

7.1InstallationofGasMainPipelines,BranchPipelineandDownspouts(17)

………………

7.2InstallationofRe人人文库gulatingCock,ExchangeCockandOrificePlateBox(17)

………

7.3InstallationofWasteGasExchangeShutter(18)

…………………

7.4InstallationofGasExchanger(18)

………

7.5InstallationofExchangeDrivingStructure(19)

…………………

7.6InstallationofStackGateValve(19)

………

8EquipmentontheTopofCokeOven(20)

……………

8.1InstallationofGasHeadersandLiquidAmmoniaPipes(20)

………

8.2InstallationofRisersandCrossoverMains(20)

……………

8.3InstallationofGuidePipesforCokeGuideandCoalChargingDedusting(21)

…………

9AuxiliaryEquipmentofCokeOven(22)

·1·

9.1InstallationofTestEquipmentforOvenPortRepairStation,

………

CokePushingRamandCoalLevelingBar(22)

…………

9.2InstallationofCollectingPlatesofWetQuenchingTower(22)

…………………

9.3InstallationofCoalFeedingDeviceofCoalTower(22)

………………

9.4InstallationofScaleforCoalChargerofCoalTower(23)

……

9.5InstallationofRailsofCokePusher,CoalChargerandCokeCar(23)

………………

9.6InstallationofRailsofCokeGuide(23)

…………………

10CokePusher(25)

…………

10.1GeneralRequirement(25)

………………

10.2InstallationofWalkingStructure(25)

…………………

10.3InstallationofSteelStructure(26)

……………

10.4InstallationofCokePushingDevice(26)

…………

10.5InstallationofPortExtractingDevice(27)

……………

10.6InstallationofCleaningDeviceofOvenPortFrames(28)

……………………

10.7InstallationofCleaningDeviceofOvenPorts(29)

……………

10.8InstallationofCoalLevelingDevice(29)

………………

10.9InstallationofCleaningDeviceofSmallOvenPorts(30)

…………………

11CokeGuide(31)

…………

11.1GeneralRequirement专用()

31

………………

11.2InstallationofWalkingStructure(31)

…………………

11.3InstallationofSteelStructure(32)

………………

11.4InstallationofCokeGuideGrill(32)

…………

11.5InstallationofPortExtractingDevice(33)

……………

11.6InstallationofCleaningDeviceofOvenPortFrames(33)

……………………

11.7InstallationofCleaningDeviceofOvenPorts(34)

……………………

11.8InstallationofCokeGuideDedustingDevice(35)

…………………

12CoalCharger(36)

…………

12.1GeneralRequirement(36)

…………………

12.2InstallationofWalkingDevice(36)

…………………

12.3InstallationofSteelStructure(37)

……………………

12.4InstallationofCoalHopper(37)

……………

12.5InstallationofCoalFeedingDevice(38)

…………

12.6InstallationofCoverExtractin人人文库gDevice(38)

…………

12.7InstallationofShuttersofCoversofLiquidAmmoniaExchangeandRisers(39)

…………………

12.8InstallationofDedustingDeviceofCoalCharger(39)

………

13CokeCar,ElectricLocomotiveandCokeTankCar(40)

………………………

13.1InstallationofCokeCar(40)

……………

13.2InstallationofElectricLocomotive(40)

…………………

13.3InstallationofCokeTankCar(40)

…………………

14ProcessSteelStructureandRailsofCokeDryQuench(41)

…………

14.1GeneralRequirement(41)

………………

14.2InstallationofQuenchingChannelSteelStructure(41)

·2·

……………

14.3InstallationofRailsofLiftingDevice(43)

…………………

14.4InstallationofGuideRailsofLiftingHeadframe(44)

……………………

14.5InstallationofRailsofMaintenanceCranes(44)

………………

14.6InstallationofCableGuideFrameofLiftingDevice(44)

……………………

15QuenchingTankofCDQ(46)

……………………

15.1InstallationofShellBodyofQuenchingTank(46)

………………

15.2InstallationofAirSupplyDevice(47)

…

16MechanicalEquipmentforChargingandDischargingSystemofCDQ(49)

………

16.1InstallationofTransverseTractingDevice(49)

…………………

16.2InstallationofLiftingDevice(50)

…………………

16.3InstallationofChargingDevice(51)

………………

16.4InstallationofDischargingDevice(52)

…………………

16.5InstallationofAutomaticPara-positionDevice(53)

………………

17MechanicalEquipmentofGasCirculatingSystemofCDQ(54)

…………

17.1GeneralRequirement(54)

………………

17.2InstallationofPrimaryDeduster(54)

……………

17.3InstallationofSecondaryDeduster(55)

………

17.4InstallationofWaterFeedingPre-heater(56)

………………专用

18AuxiliaryEquipmentofCDQ(57)

…………

18.1GeneralRequirement(57)

…………………

18.2InstallationofElevatorShaft(57)

………

18.3InstallationofDemineralizedWaterTank(57)

…………………

19EquipmentofGasPurificationandChemicalRecovery(59)

…………

19.1GeneralRequirement(59)

………………

19.2AssemblyofTowerEquipment(59)

……………

19.3SiteWeldingofTowerEquipment(61)

………………

19.4InstallationofTowerEquipment(62)

………

19.5InstallationofPartsofTowerEquipment(64)

………………

19.6AssemblyofVesselEquipment(66)

……………

19.7SiteWeldingofVesselEquipment(67)

………………

19.8InstallationofVesselEquipment(68)

………………

19.9InstallationofTankEquipment(69)

…………………

19.10WeldingofTankE人人文库quipment(71)

………

19.11InstallationofHeat-exchangeEquipment(72)

…………………

19.12InstallationofMechanicalSedimentationTank(73)

…………

19.13InstallationofCentrifugalSeparator(73)

……………………

19.14InstallationofGasPrimaryandFinalCooler(74)

…………

19.15InstallationofElectricalTarSkimmer(74)

………………………

19.16InstallationofSaturator(75)

………

19.17InstallationofPipe-typeHeatingFurnace(75)

………

19.18InstallationofRotaryDrumCrystallizer(77)

……………

19.19InstallationofNaphthaleneRefiner(77)

·3·

………………

19.20InstallationofMaterialCharger(78)

………

19.21InstallationofQuantitativeBarrelFiller(78)

………………………

19.22InstallationofPelleter(78)

20Test-runofMechanicalEquipmentofCoking&ChemicalandThermal-state

……………………

OperationofCokeOven(80)

…………

20.1GeneralRequirement(80)

……………………

20.2Test-runofMaterialStackerandReclaimer(81)

…………………

20.3Test-runofMechanialEquipmentofCokeOven(81)

……………………

20.4Test-runofMovingMechanicalEquipment(82)

………………

20.5Test-runofDryQuenchingUnit(85)

…………

20.6Test-runofGasPurificationandChemicalRecoveryUnit(87)

…………

20.7Thermal-stateOperationofCokeOven(87)

…………

ExplanationofWorkinginThisCode(89)

…………

ListofQuotedStandards(90)

……………

Addition:ExplanationofProvisions(91)

专用

人人文库

·4·

1GeneralProvisions

1.0.1

Thiscodeisformulatedwithviewtonormalizingtheinstallationandconstructionofcoking

chemicalandmechanicalequipment,promotingtechnicalprogressandensuringWorkquality.

1.0.2

ThiscodeisapplicabletotheWorkinstallationofmetallurgicalcokingcoalprocessing

equipmentandthemechanicalequipmentofthecokeovensystem,thedryquenchingsystemand

thegaspurifyingandchemicalproductrecyclingsystem.

1.0.3

NotonlytherequirementsstipulatedinthiscodeontheWorkinstallationofcoking

chemicalandmechanicalequipment,butalsothoseinthecurrentrelevantonesofthenationshall

becompliedwith.

专用

人人文库

·1·

2BasicRegulation

2.0.1

Theinstallationofequipmentmustbeperformedbyusingmeasuringinstrumentssubjected

tometrologicalverificationandqualifiedcalibration,andtheaccuracygradesshallmeetthe

requirementsofqualitystandard.

2.0.2

Beforetheinstallationofequipment,thefollowingconstructionworksshallbeprepared:

1

Theself-examinationandjointcheckupofdrawingsshallbeperformed,andrecordsshall

bekept;

2

Constructionsiteshallhavethecorrespondingconstructiontechnicalstandardandtechnical

documentsofconstructionorganizationdesign,constructionscheme,etc.,whichareexaminedand

approved;

3

Technicaldisclosureshallbeperformedtorelatedpersonnelinaccordancewithtechnical

documentsofdesigndocuments,contractagreement,constructiontechnicalstandard,construction

organizationdesign,constructionscheme,etc;

4

Temporaryfacilitiesofequipmentfoundation,plants,roadsfortransportation,water

,,,,专用

sourcepowersupplylightingfirecontroletc.shallmeettherequirementsofequipment

installation;

5

Mainmaterial,constructionmachineryandtoolsandinstrumentsshallmeetthe

requirementsofinstallation.

2.0.3

Beforetheinstallationofequipment,rust,dirtandgreaseonthesurfaceofequipmentand

paintonthebottomsurfaceofequipmentbaseshallberemoved,andtherustremovalandcleaning

CodeforConstructionandAcceptanceof

methodsforequipmentshallmeettherequirementsof

MechanicalEquipmentInstallationWork

GB50231asnationalstandard.

2.0.4

Theinstallationofequipmentshallbeperformedinaccordancewiththespecifiedworking

procedures,andeachworkingprocedureshallbecheckedafterfinishingtoformrecords.Thenext

workingprocedureshallnotbeperformedincaseofnoapprovedexaminationoftheprevious

workingprocedure.

2.0.5

Concealedworksintheinstallationofequipmentshallbeconcealedafterpassingexamination,and

recordsshallbekept.

2.0.6

Equipment人人文库protectivemeasuresshallbeensuredintheprocessesofequipmentinstallation

andhoistingtoavoiddamagetoequipment.Afterbeinginstalled,equipmentshallbeprotected

well.

2.0.7

Theinstallationofdryquenchingwasteheatboilershallmeettherequirementsofdesign

TechnicalSupervisionRegulationforSafetyofBoilerTechnical

documentsandTSGG0001and

SpecificationforElectricPowerConstructionPartBoilerUnit

2DL5190.2ascurrentnational

standard.

·2·

3EquipmentFoundation,AnchorBoltsandShimPlates

3.1EquipmentFoundation

3.1.1

Beforebeinginstalled,equipmentfoundationshallbesubjectedtohandoveracceptance,and

onenotsubjectedtohandoveracceptanceshallnotbeinstalled.

3.1.2

Thehandoveracceptanceofequipmentfoundationshallbeincompliancewiththefollowing

requirements:

1

Basicacceptancematerialshallbecomplete;

2

Thestrengthgradesoffoundationconcreteshallmeettherequirementsofdesign

documents,andacceptancematerialandrecordsshallbereserved;

3CodeforConstruction

Thepositionandsizeoffoundationshallmeettherequirementsof

andAcceptanceofMechanicalEquipmentInstallationWork

GB50231asnationalstandard;

4

Formworkonthesurfaceoffoundation,anchorboltfixingframe,etc.shallberemoved,and

laitance,oilstain,brokenstone,mud,accumulatedwater,etc.onthesurfaceoffoundationandin

anchorboltholesshallberemoved;

5专用

Built-inanchorboltsshallhavenodamage,threadsshallbecleanedandcoatedwithgrease

andhavetheprotectivemeasures.

3.1.3

Designdocumentsandrelevantspecificationsandprovisionsshallincludeequipmentfoundation

subjectedtosettlementobservation,settlementobservationrecordsandsettlementobservationpointsshall

behandedover,andsettlementobservationshallbeproceededtoperformintheprocessofequipment

installation.

3.2DatumLineandDatumMarkforInstallationofEquipment

3.2.1

Beforetheinstallationofequipment,thedatumlineanddatummarkofinstallationshallbe

set,whichshallbeincompliancewiththefollowingrequirements:

1

Drawthearrangementdiagramsofdatumlineanddatummarkinaccordancewithdesign

documents;

2

Setcentraltargetanddatummarkinaccordancewithbasichandovermaterialandthe

arrangementdiagramsofdatumlineanddatummark;

3

Surveydatumlineanddatummarkinaccordancewithsitesurve人人文库yingcontrolnetwork;

4

Mainbodyequipmentshallbeembeddedwiththecentraltargetandtheperpetualdatum

mark;

5

Aftersurveying,themeasuringresultreportshallbesubmitted.

3.2.2

AftertheequipmentinstallationWorkisfinished,theperpetualcentraltarget,the

perpetualdatummarkandarrangementdiagramsthereofshallbehandedoverconstructionunits.

3.3AnchorBolts

3.3.1

Theinstallationofanchorboltswithpreformedholesshallbeincompliancewiththe

followingrequirements:

·3·

1

Beforeinstallation,oilstainandoxidescalesonanchorboltsshallberemoved,andthreads

shallbecoatedwithgrease;

2

Anchorboltsshallbeverticalinperformedholes,thedistanceofanyonepartfromhole

wallsshallbelargerthan15mm,andanyonepartshallnotcontactholebottoms;

3

Groutingofreservedanchorboltholesshallmeettherequirementsofdesigndocuments

CodeforConstructionandAcceptanceofMechanicalEquipmentInstallationWork

andGB50231

asthecurrentnationalstandard;

4

Theanchorboltscanbefastenedonlyafterthestrengthofgroutingconcreteinperformed

holesshallreach75%ofdesignstrength,andthefasteningforceofeachboltshallbeuniform;

5

Contactbetweennutsandgasketsandbetweengasketsandequipmentshallbetight.

3.3.2

Theinstallationofbuilt-inanchorboltsshallbeincompliancewiththefollowingrequirements:

1

Beforetheinstallationofequipment,thepositionsandsizesofbuilt-inanchorbolts

shallbecheckedinaccordancewiththeactualpositionsandsizesofboltholesofequipment

base;

2

Partsofanchorbolts,exposedoutofthefoundationshallbevertical,equipmentbaseshall

haveadjustmentmarginwhensleevedintheanchorbolts,andeachanchorboltshallnotbe

jammed.

3.3.3

TheinstallationofanchorboltswithT-shapedheadsshallbeincompliancewiththe

:专用

followingrequirements

1

AnchorboltswithT-shapedheadsandanchorplateshallbematchedinaccordancewith

designdocuments.

2

Beforeequipmentisinposition,trialfittingofanchorboltswithT-shapedheadsshallbe

performed,andthedirectionsofT-shapedheadsshallbemarked.Duringinstallation,T-shaped

headsshallbecorrectlyembeddedintotherectangulargrooveoftheanchorplate.

3

Partsofanchorbolts,whichdonothavethreadsandtheanchorplateshallbecoatedin

accordancewithdesigndocuments.Whendesigndoesnothaverequirements,rust-proofpaintshall

becoated.

4

Sealedfillersshallbepackedintheperformedholesorprotectivepipeinaccordancewith

designdocumentsbeforesecondarygrouting.

3.3.4

Thefasteningofanchorboltswithrequirementsonfasteningforceshallmeettherequirementsof

designdocuments,andafterbeingfastened,boltsshallexposenutsorshallbelevelwithnuts.

3.4ShimPlates

人人文库

3.4.1

Thearrangementofshimplatesshallmeettherequirementsofdesigndocuments.When

thedesigndoesnothaverequirements,bed-mortarmethod,installationmethodwithoutshim

plates,etc.canbeadopted.

3.4.2CodeforConstructionand

Theinstallationofshimplatesshallmeettherequirementsof

AcceptanceofMechanicalEquipmentInstallationWork

GB50231asnationalstandard.

3.4.3

Beforeequipmentbaseisinposition,thesize,groupnumberandplacingpositionofshim

platesshallbedeterminedinaccordancewiththeshapeandsizeofbase,thediametersofanchor

bolts,thecompressivestrengthoffoundationandequipmentweight.

·4·

4EquipmentandMaterial

4.1Equipment

4.1.1

Equipmentapproachplanshallbeformulatedinaccordancewithequipmentdeliveryscheduleand

constructionschedulefororganization.

4.1.2

Theopen-boxinspectionofequipmentshallkeeprecordsandshallbeincompliancewith

thefollowingrequirements:

1

Checkboxnumber,boxnumberandpackagingcondition,andpackageappearanceshallnot

haveobviousdamage;

2

Equipmentname,modelandspecificationshallmeettherequirementsofdesigndocuments;

3

Checkthenumberofappearancequalityofequipmentandparts,lossanddamagetoparts

shallbeavoided,anddamage,rustanddeformationonsurfaceshallalsobeavoided;

4

Randomtechnicaldocuments,specialtoolsandsparepartsforequipmentboxingshallbe

complete;

5

Equipmentshallincludeconformitycertificates,andimportede专用quipmentshallinclude

commercialinspectionconformitycertificates.

4.1.3

Afterequipmentboxisopened,equipmentandpartsandspecialtoolsshallbekept

properly,anddeformation,damage,rustorlossshallbeavoided.

4.1.4

Duringequipmentconveying,thehoistingpointshallbepositionedatthemarkingposition

ordesignhoistingpointofequipmentandpackagingbox,andduringconveying,protectivemeasures

shallbeprovidedtoavoidequipmentdamage.

4.2Material

4.2.1

Materialapproachplanshallbeformulatedinaccordancewithequipmentdeliveryschedule

andconstructionschedulefororganization.

4.2.2

Rawmaterial,standardparts,steelmembersandsemi-finishedproductsshallbe

subjectedtoacceptanceduringapproachandshallbeincompliancewiththefollowing

requirements:

1

Allqualityconformitycertificatesshallbechecked,andmodels,specifications,textures,

quality,quantityand人人文库performanceofmaterialshallmeettherequirementsofdesigndocumentsand

currentnationalproductstandard.

2

Materialshallbereinspectedincaseofre-inspectionrequirementsindesigndocumentsand

currentnationalstandard,andthere-inspectionresultshallmeettherequirementsofdesign

documentsandcurrentnationalproductstandard.

3

Thequalityofmaterialobjectsshallbesubjectedtospotcheckinproportion,eachkindis

subjectedtospotcheckby1%andshallnotbelessthan5pieces,anditsappearancequalityand

sizedeviationshallmeettherequirementsofcurrentnationalstandard.

4.2.3

Materialshallbeclassifiedwithmarkinginaccordancewithvarieties,specificationsand

batchnumberforstackingandproperkeeping,damageanddeformationshallbeavoided.

·5·

4.2.4

Themodelsandspecificationsofweldingmaterialshallmeettherequirementsofdesign

documentsandweldingtechnologicaldocument,andthekeeping,drying,cleaning,supply,useand

recyclingofweldingmaterialshallmeettherequirementsofcurrentnationalstandard,product

specificationandtechnicaldocuments.

专用

人人文库

·6·

5MaterialStackerandReclaimer

5.1GeneralRequirement

5.1.1CodeforConstructionandAcceptanceof

Theinstallationofrailshallmeettherequirementsof

CraneInstallationWork

GB50278ascurrentnationalstandard.

5.1.2CodeforConstructionand

Theinstallationofbeltconveyorshallmeettherequirementsof

AcceptanceofConveyingEquipmentInstallationWork

GB50270ascurrentnationalstandard.

5.1.3

Theconstructionofhigh-strengthboltsshallmeettherequirementsofdesigndocuments

TechnicalSpecificationforHighStrengthBoltConnectionsofSteelStructures

andJGJ82as

currentprofessionalstandard.

5.2InstallationofWalkingStructure

5.2.1

Thewalkingstructureshallbeinstalledaftertheacceptanceofdatumrail.

5.2.2

Theinstallationofdatumrailshallbeincompliancewiththefollowingrequirements:

1

Adjustspacebetweencentersoftwosteelrailsandthecenterlineofrail,withallowable

;专用

deviationof±4.0mm

2

Adjusttheelevationofrailtopsurface,withallowabledeviationof±1.0mm.

5.2.3

Duringtheassemblyofbogieframe,temporarysupportforoverturningshallbearranged.

5.2.4

Theinstallationoftravelingwheelshallbeincompliancewiththefollowingrequirements

(Figure5.2.4):

1

Pointsfallonthecentrallinesoftwosteelrailsthroughthedesignsizesofthecenter

distanceofendwheelsoftworowsoftravelingwheelstoformarectangle,anddifferencebetween

diagonallinesoftherectangleshallnotbelargerthan4.0mm;

2

Thelateraldeviationofwheelsisadjusted,wheelsaredetectedatpointsofX1toX4andY1

toY4,allowabledeviationshallbe1/1000ofwheeldiameter,andthewheeldeviationdirectionsof

wheelsonthesameaxisshallbeopposite;

3

Thehomotopicdifferenceofwheelsatthesameendisadjusted,wheelsaredetectedat

pointsofX5,X6,Y5andY6,andallowabledeviationshallbe2.0mm;

4

Theperpendicularityofendfaceisadjusted,allowabledeviationshallbe1/1000ofwheel

diameter,andupperwheelflan人人文库geshallinclineoutwards.

Figure5.2.4Detectionfigureoftravelingwheels

1-Travelingwheel;2-Measuringauxiliaryline

·7·

5.2.5

Theinstallationoftravellingbalancershallbeincompliancewiththefollowingrequirements:

1

Longitudinalandlateralintervalsareadjusted,andallowabledeviationshallbe±2.0mm;

2

Differenceofdiagonallinesofuppersurfaceisadjusted,andallowabledeviationshallbe

2.0mm;

3

Thelevelnessofuppersurfaceinlongitudinalandlateraldirectionsisadjusted,and

allowabledeviationshallbe1/1000ofsidelength;

4

Theelevationofuppersurfaceisadjusted,andallowabledeviationshallbe±1.0mm.

5.3InstallationofReversibleDevice

5.3.1

Portframesshouldbeinstalledafterbeingassembledontheground.

5.3.2

Theweldingofportframebeamandlandinglegshallbeperformedaftertheacceptanceof

theelevationoflandinglegtopsurface.

5.3.3

Theinstallationofreversibledeviceshallbeperformedafterthequalifiedinstallationof

portframes.

5.3.4

Duringtheinstallationofreversibledevice,pointofintersectionofthecenterlineoffront

andbackwheelrailsofwalkingstructureandthecenterlineofrailgaugeisusedascenterof

rotation,andcentermarkisindicatedontheportframes.

5.3.5

Beforetheinstallationofreversibledevice,thelargebearingsealingcapshallbe

disassembledtocheckwhetherrust,moistureanddirtexistinsidethereversibledeviceornot专用,and

insufficientlubricatinggreaseisaddedinaccordancewithgradesspecifiedbydesigndocuments.

5.3.6

Theweldingofrotationrailshallmeettherequirementsofdesigndocuments.After

welding,weldsshallbepolishedsmoothly,andsurfaceinspectionshallbeperformeduntilitis

qualified.

5.3.7

Theinstallationofrotationrailshallbecheckedbyextractingmorethan8equaldiversion

pointsonthecircumference,andshallbeincompliancewiththefollowingrequirements:

1

Railradiusisadjusted,andallowabledeviationshallbe±4.0mm;

2

Theelevationofeachpointonthetopsurfaceofrailisadjusted,andallowabledeviation

shallbe±5.0mm;

3

Theradiusofcenteringsupportingrollrailisadjusted,andallowabledeviationshallbe

±4.0mm;

4

Theradiusofrotationpingearisadjusted,andallowabledeviationshallbe±3.0mm;

5

Gapbetweentherollerofcenteringrollandrailisadjusted,andallowabledeviationshallbe

±1.0mm.

5.3.8

人人文库:

Theinstallationofrotationbalancersshallbeincompliancewiththefollowingrequirements

1

Thelevelnessofuppersurfaceinlongitudinalandlateraldirectionsisadjusted,and

allowabledeviationshallbe1/1000ofsidelength;

2

Sidelengthsofasquareformedbythefourrotationbalancers,andallowabledeviationshall

be±2.0mm;

3

Diagonaldifferenceofthesquareformedbythefourrotationbalancers,andallowable

deviationshallbe4.0mm.

5.4InstallationofCableDrum

5.4.1

Theinstallationofcabledrumshallbeincompliancewiththefollowingrequirements

·8·

(Figure5.4.1):

1

Thelevelnessofthedrumisadjusted,andallowabledeviationshallbe1/1000ofthelength

ofdrum;

2

Thelateraldeviationofthedrumonthedatumlineoftherailisadjustedandisdetectedat

W1andW2,andallowabledeviationshallbe1.0mm.

Figure5.4.1Detectionfigureofcabledrum

1-Levelgauge;2-Drum;3-Travelingrail;4-Plumbbob

5.4.2

Theinstallationofreelshallbeincompliancewiththefollowingrequirements:

1

Thelateraldeviationofthereelandthelongitudinaldatumlineofdrumisadjusted,and

allowabledeviationshallbe5.0mm.

2

Theperpendicularityofthereelisadjusted,andallowabledeviationshallbe2.0mm.专用

5.5InstallationofBeltConveyor,BalanceWeight,AnchorageLocker

5.5.1

Cantileversupportsshouldbeinstalledafterbeingassembledontheground.

5.5.2

Cantileversupportsshallbesupportedbyusingthetemporarysupport,andthetemporary

supportshallhavesufficientbearingcapacityandcanbeheight-adjustable.

5.5.3

Duringassembly,thecantileversupportsshallbepositionedbyusingtheordinarybolts,

andaftertherelativepositionsandstraightnessoftwosectionsofcantileversupportsareadjusted

tomeetrequirements,thecantileversupportsareconnectedbyusinghigh-strengthbolts.

5.5.4

Bucketwheelbodyshouldbeassembledontheground,andthen,hoistedintegrally.

5.5.5

Thetailcarbeltconveyorframeshouldbeassembledontheground,andthen,subjectedto

segmentalhoisting.

5.5.6

Theinstallationofbalanceweightandbalanceexperimentsshallmeettherequirementsof

designandequipmenttechnicaldocuments.

5.5.7

Theassemblyofcantileverbeltconveyorframeshallbeincompliancewiththefollowing

requirements:人人文库

1

Thecenterlineisadjusted,andallowabledeviationshallbe3.0mm;

2

Altitudedifferenceoflowersurfaceattheconnectionpointisadjusted,andallowable

deviationshallbe5.0mm.

5.5.8

Theinstallationofcantileverbeltconveyorframeshallbeincompliancewiththefollowing

requirements:

1

Thecenterlineisadjusted,andallowabledeviationshallbe10.0mm;

2

Theelevationisadjusted,andallowabledeviationshallbe±10.0mm.

5.5.9

Theassemblyoftailcarbeltconveyorframeshallbeincompliancewiththefollowing

requirements:

·9·

1

Thecenterlineisadjusted,andallowabledeviationshallbe3.0mm;

2

Altitudedifferenceoflowersurfaceattheconnectionpointisadjusted,andallowable

deviationshallbe3.0mm.

5.5.10

Theinstallationoftailcarbeltconveyorframeshallbeincompliancewiththefollowing

requirements:

1

Thecenterlineisadjusted,andallowabledeviationshallbe5.0mm;

2

Theperpendicularityofthesupportinthemiddleisadjusted,andallowabledeviationshall

be1/1000oftheheightofthesupport.

5.5.11

Theinstallationofanchoringlockershallbebasedontherailcenterline,andshallbein

compliancewiththefollowingrequirements:

1

Parallelismisadjusted,andallowabledeviationshallbe3.0mm;

2

Perpendicularityisadjusted,andallowabledeviationshallbe3.0mm.

专用

人人文库

·01·

6ProtectiveIronPartsandOperatingPlatformofCokeOven

6.1GeneralRequirement

6.1.1

Fortheinstallationofcokeovenbodyequipment,twoconstructiontechnologiesofbuilding

beforeinstallationofbuckstays(hearafterreferredtoasClassA)andinstallingbuckstaysbefore

building(hearafterreferredtoasClassB)maybeadopted.

6.1.2

Beforetheinstallationofequipment,themeasuringresultofthepreviousworking

procedureissubjectedtothecheckofactualmeasurement,simultaneously,thelongitidinaland

lateralcenterlinesofcokeovenbank,thecenterlineofthesidecokingchamber,theinstallation

datumlinesoffrontlinesonmachineandcokesidesandthecenterlineofflueshallbeset,andthe

perpetualcentraltargetanddatummarkshallbeembedded(Figure6.1.2).

专用

Figure6.1.2Datumlineofcokeoven

1-Centerlineofflue;2-Controllineofovenlength;3-Longitidinalcenterlineofcokeoven;

4-Centerlineofsidecokingchamber;5-Lateralcenterlineofcokeoven

6.2InstallationofBuckstays

6.2.1

Buckstaysshallbesubjectedtocheckandacceptancebeforeinstallation,andshallbein

compliancewiththefollowingrequirements:

1

Theoversizeanddeflectionvectorheightofthebuckstays,andtheallowabledeviationof

thedeflectionvectorheightshallbe5.0mm;

2

Sizesandpositionsofbuckstaysboltholesshallmeettherequirementsofdesigndocuments;

3

Lubricatin人人文库reaseshallbecoatedatthebottomsofbuckstasandbetweenthebuckstas

ggyy

andtheshimplatestofacilitatesliding.

6.2.2

Thedeformationofthebuckstaysshallbeavoidedduringthetransportationandhoisting,

andduringstacking,thebuckstaysshallbeleveledupwithbearingpointsnotlessthan3.

6.2.3

Beforeinstallation,theconcreteofovenhearthshallbesubjectedtocheckandacceptance,

andshallbeincompliancewiththefollowingrequirements:

1

Theedgeofconcreteedgeofovenhearthshallnotbugleoutofthemasonryofthecoke

oven;

2

Thesizeoftheconcretebracketofovenhearthshallmeettherequirementsofdesign

documents;

·11·

3

Gapbetweenthelowerpartofbuckstaysandtheconcretebracketofovenhearthshall

meettherequirementsofdesigndocuments,andshallcontainimpurities.

6.2.4

Thecontactofthesmallprotectiveplateandthemasonryshallbeclose,gapshallbeless

than1.0mm,andcontinuouslengthshallnotbelargerthan100.0mm.

6.2.5

WhentheClassAconstructiontechnologyisadopted,theinstallationofbuckstaysshallbe

incompliancewiththefollowingrequirements(Figure6.2.5):

1

Theelevationofshimplatesofbuckstaysisadjusted,andallowabledeviationshallbe

±5.0mm;

2

Spacebetweenbuckstaysisadjusted,andallowabledeviationshallbe±3.0mm.

6.2.6

WhentheClassBconstructiontechnologyisadopted,theinstallationofbuckstaysshallbe

incompliancewiththefollowingrequirements(Figure6.2.5):

Figure6.2.5Detectionfigureofbuckstaysinstallationofcokeoven专用

1-Buckstays;2-Braceonlowerpart;3-Braceonupperpart

1

Theelevationofshimplatesofbuckstaysisadjusted,andallowabledeviationshallbe

±1.0mm.

2

Spacebetweenbuckstaysintheovenlengthshallbecheckedandadjustedtwice,forthe

firsttime,spaceischeckedandadjustedduringtheinstallationofbuckstaysbeforethepouringof

ovenhearthandthebuildingofovenbottom,andforthesecondtime,spaceischeckedandadjusted

beforetheovenbodyisbuilttothebottomofthecokingchamberandtheprotectiveplateis

+5.0

installed.Theallowabledeviationoftheovenbottomis0mm,theallowabledeviationofthe

+7.0+16.0

bottomofthecokingchamberis0mm,andtheallowabledeviationofovenroofis-12.0mm.

3

Gapsofbuckstaysintheovenbankdirectionshallbecheckedandadjustedtwice,the

allowabledeviationoftheovenbottomis±3.0mm,theallowabledeviationofthebottomofthe

cokingchamberis±5.0mm,thefirstallowabledeviationofovenroofis±7.0mm,andthesecond

allowabledeviationofovenroofis±3.0mm.

6.3InstallationofSmallBuckstays

人人文库

6.3.1

Smallbuckstaysshallbeclosetothesinglewallsurfaceofregenerativechamber.

6.3.2

Theallowabledeviationofthecenterlineofthesmallbuckstaysandthecenterlineofthe

singlewallshallbe±2.0mm.

6.3.3

Thelengthofcompressedspringduringinstallationshallmeettherequirementsofdesign

documents.Whenthedesigndoesnotrequirements,allowabledeviationshallbe±2.0mm.

6.4InstallationofProtectivePlates

6.4.1

Buckstaysshallbesubjectedtocheckandacceptancebeforeinstallation,andshallbein

compliancewiththefollowingrequirements:

·21·

1

Cornersaroundtheprotectiveplateshallbesmoothandtransitional,andshallnothave

flangesandacuteangles;

2

Thecastingsurfaceoftheprotectiveplateshallbeflatandsmooth,andshallnothavedefectsof

sandholes,honeycombs,pores,flash,bumps,etc;

3

Themeasuredvalueofthegeometricalsizeoftheprotectiveplateshallmeettherequirementsof

designdocuments;

4

Theconstructionofthethermalinsulationmaterialoftheprotectiveplateliningshallmeet

therequirementsofdesigndocuments.

6.4.2

Beforetheinstallationoftheprotectiveplate,theelevationoftheovenshoulderatthe

bottomofthecokingchamberhandedoverduringovenbuildingshallbecheckedandshallmeetthe

requirementsofdesigndocuments.

6.4.3

Themodel,specificationandignitionlossofsealingfillershallmeettherequirementsof

designdocuments.

6.4.4

Sealingfillerbetweentheprotectiveplateandthemasonryshallbetight,theamountof

compressionofthesealingfillershallmeettherequirementsofdesigndocuments,andwhenthe

1mmfeelergaugeisinserted,thelengthofcontinuousinsertionshallnotbelargerthan100.0mm.

6.4.5

Theoverlappinglengthofsealingfillerbetweentheprotectiveplateandthemasonryshall

notlessthan90.0mm.

6.4.6专用

Theinstallationoftheprotectiveplateshallbeincompliancewiththefollowingrequirements:

1

Theprotectiveplateshallbeverticallyhoistedtobeinstalledfromtheupperend;

2

Thesideoftheprotectiveplatemustnotbebulgedoutofthewallofthecokingchamber;

3

Distancebetweentheadjacentprotectiveplatesandtheovenwallofthecokingchamber

shallbeadjusteduniformly.

6.4.7

WhentheClassAconstructiontechnologyisadopted,theinstallationoftheprotective

plateshallbeincompliancewiththefollowingrequirements:

1

Thecenterofovenbankisadjusted,andallowabledeviationshallbe3.0mm;

2

Elevationisadjusted,andallowabledeviationshallbe±2.0mm;

3

Aftertheprotectiveplateisfastenedunderthepressure,theallowabledeviationofgap

+2.0

betweentheadjacentprotectiveplateshallbe0mm,andtheprotectiveplatesshallbeonthesame

verticalplane,andallowabledeviationshallbe5.0mm.

6.4.8

WhentheClassBconstructiontechnologyisadopted,theinstallationoftheprotectiveplate

shallbeincompliancewiththefollowingrequirements:

1

Theinstallationaccurac人人文库yofbuckstaysshallbere-inspectedbeforetheinstallationofthe

protectiveplate,andshallmeettherequirementsofarticle6.2.6ofthiscode;

2

Thegapoftheprotectiveplatesintheovenlengthdirectionisadjusted,andallowable

+2.0

deviationshallbe0mm;

3

Thegapoftheprotectiveplatesintheovenbankdirectionisadjusted,andallowable

deviationshallbe±2.0mm;

4

Theelevationoftheprotectiveplateisadjusted,andallowabledeviationshallbe±2.0mm.

6.5InstallationofOvenPortFramesandNogPlates

6.5.1

Theovenportframesshallbesubjectedtocheckandacceptancebeforeinstallation,and

·31·

shallbeincompliancewiththefollowingrequirements:

1

Thesizeandallowabledeviationofovenportframesshallmeettherequirementsofdesign

documents;

2

Cornersaroundtheovenportframesshallbesmoothandtransitional,andshallnothave

flangesandacuteangles;

3

Thecontactsurfaceoftheovenportframesandtheovenportknifeedgeshallbeflatand

smooth,andshallnothavedefectsofsandholes,honeycombs,pores,flash,bumps,etc.

6.5.2

Theinstallationofthesealingfilleroftheovenportframesshallbeincompliancewiththe

followingrequirements:

1

Themodel,specificationandignitionlossofsealingfillershallmeettherequirementsof

designdocuments,andprotectivemeasuresareadoptedforthesealingfillerwithgoodpaste;

2

Thejointofeachlayerofsealingfillerbetweentheovenportframesandtheprotective

plateshallbestaggered,theoverlappinglengthshallbelargerthan90.0mm,andthesealingfiller

shallbetightenedandcompacted;

3

Theamountofcompressionofthesealingfilleroftheovenportframesshallmeetthe

requirementsofdesigndocuments.

6.5.3

Thegeometricsizesoftheovenportframesandprotectiveplatepositioningpinshallbe

checkedbeforetheinstallationoftheovenportframesandshallmeetthere专用quirementsofdesign

documents.

6.5.4

Theinneredgeoftheovenportframesshallnotprotrudeoutoftheouteredgeofthe

protectiveplateaftertheinstallationoftheovenportframes.

6.5.5

Thenogplatesoftheovenportframesshallbefixed,andtheelevationofthetopsurfaceof

thenogplatesshallbelowerthanthebottomsurfaceofthecokingchamber.

6.5.6

WhentheClassAconstructiontechnologyisadopted,thedeformationoftheovenport

framesdoesnotoccurunderthepressure.

6.5.7

WhentheClassAconstructiontechnologyisadopted,theinstallationoftheovenport

framesshallbeincompliancewiththefollowingrequirements:

1

Gapoftheovenportframesintheovenbankdirectionisadjusted,andallowabledeviation

shallbe±2.0mm;

2

Thelevelnessofthenogplatesurfaceisadjusted,andallowabledeviationshallbe1/500of

thesidelengthofthenogplate;

3

Theelevationofrollbracketisadjusted,allowabledeviationshallbe±1.0mm,andthe

differenceofleftandri人人文库ghtelevationsofrollbracketis±0.5mm;

4

Thestampmarkofthebottomelevationofthecokingchamberontheovenportframesand

thebottomelevationofthecokingchamberareadjusted,andallowabledeviationshallbe±1mm.

6.5.8

WhentheClassBconstructiontechnologyisadopted,theinstallationoftheovenport

framesshallbeincompliancewiththefollowingrequirements:

1

Gapoftheovenportframesintheovenbankdirectionisadjusted,andallowabledeviation

shallbe±2.0mm;

2

Theperpendicularityoftheovenportframesisadjusted,andallowabledeviationshallbe

4.0mm;

3

Theelevationofrollbracketisadjusted,allowabledeviationshallbe±0.5mm,andthe

·41·

differenceofleftandrightelevationsofrollbracketis±0.5mm;

4

Thestampmarkofthebottomelevationofthecokingchamberontheovenportframesand

thebottomelevationofthecokingchamberareadjusted,andallowabledeviationshallbe±1mm.

6.6InstallationofOvenPorts

6.6.1

Ovenportsshallbesubjectedtocheckandacceptancebeforeinstallation,andshallbein

compliancewiththefollowingrequirements:

1

Themachiningsurfaceofovenportandknifeedgeshallbeflatandsmooth,andshallnot

havedefectsofsandholes,honeycombs,pores,flash,bumps,etc;

2

Smallovenportshallbeopenedandclosedflexibly,andshallnotbejammed;

3

Theconstructionofthermalinsulationmaterialoftheovenportliningshallmeetthe

requirementsofdesigndocuments.

6.6.2

Beforetheinstallationofovenport,ovenportknifeedgeandthespringofovenportbolt

shallbeintheloosenedstate,andtheovenportknifeedgeshallhaveprotectivemeasuresduring

installationtoavoiddamagetoknifeedge.

6.6.3

Coincidenceshallberealizedbetweenovenridingwheelandportframecarrierrollerbase

andbetweenupperandlowerportlatchesandhooks.

6.6.4

Thecontactoftheovenportknifeedgeandtheovenportframesshallbeti专用ght,gapshallbe

lessthan0.1mm,andthecontinuouslengthofthegapshallbelessthan100.0mm.

6.6.5

Spacebetweenadjustingnutsofupperandlowerportlatchesofovenportandportlatches

shallmeettherequirementsofdesigndocuments.

6.6.6

Ovenportlatchesandvariousboltsshallbeadjustedrespectivelyintheearlierandlater

stagesofovendry-off.

6.7InstallationofLongitudinalandLateralBracings

6.7.1

Longitudinalandlateralbracingsshallbesubjectedtocheckandacceptancebeforeinstallation,

andshallbeincompliancewiththefollowingrequirement:

1

Thefull-lengthflexivityoflateralbraceshallnotbelargerthan10.0mm;

2+40.0

Theallowabledeviationofthetotallengthoflateralbraceshallbe-20.0mm,andthe

+20.0

allowabledeviationofthreadlengthshallbe-10.0mm;

3

Longitudinalbracingsmustnothavepermanentdeformation.

6.7.2

Springsoflongitudinalandlateralbracingsshallcontainfactorcompressionvaluereport,

andtheallowabledeviationofthecom人人文库pressedspringsduringinstallationshallbe±2.0mm.

6.7.3

Afterlongitudinalandlateralbracingsareinstalledandadjusted,theyshallnotcontact

witheachother.

6.7.4

Theinstallationoflateralbracingsshallbeincompliancewiththefollowingrequirements:

1

Afterbeinginstalled,lateralbracingsontheupperpartshallbekeptstraight,andthe

allowabledeviationofelevationandcentershallbe±5.0mm;

2

Lateralbracingsontheupperpartshallbeprovidedwiththeprotectivedeviceaccordingto

therequirementsofdesigndocuments,whichcanmovefreelyintheprotectivesleeve.

6.7.5

Theinstallationoflongitudinalbracingsshallbeincompliancewiththefollowingrequirements:

1

Longitudinalbracingsshallbeweldedonsiteontheovenroof,andthepositionsofwelds

·51·

shallbestaggeredwiththetopofcombustionchamber;

2

Thequalityoftheweldsoflongitudinalbracingsshallmeettherequirementsofdesign

documents.

6.8InstallationofPlatformsontheCokePusherSideandCokeGuideSide

6.8.1

Mainmembersofsteelcolumn,beams,etc.shallbere-inspected,andmainsizesshallmeet

CodeforAcceptanceofConstructionQualityofSteel

therequirementsofdesigndocumentsand

StructureWork

GB50205.

6.8.2

Theallowabledeviationofthesurfaceelevationofcastironplatepavedontheplatformson

thecokepushersideandcokeguidesideshallbe±5.0mm.

6.8.3

Thegradientofcastironplatebetweencokeguiderailsshallmeettherequirementsof

designdocuments.

6.8.4

Theinstallationofplatformsonthecokepushersideandcokeguidesideshallbein

compliancewiththefollowingrequirements:

10

Theelevationofcolumntopisadjusted,andallowabledeviationshallbe-0.5mm;

2

Distanceofcolumncenterisadjusted,andallowabledeviationshallbe±5.0mm;

3

Perpendicularityofcolumnisadjusted,andallowabledeviationshallbe1/1000ofcolumn

height;

4专用

Theelevationsofplatformsonthecokepushersideandcokeguidesideareadjustedand

aredetectedontheuppersurfaceofsteelbeam,allowabledeviationonthecokesideshallbe

±3.0mm,andallowabledeviationonthepushersideshallbe±5.0mm;

5

Spacebetweenthetopofsteelbeamandbuckstaysisadjusted,andallowabledeviation

+5.0

shallbe0mm;

6

Theelevationsofbracketsofplatformsareadjusted,andallowabledeviationshallbe

0

-5.0mm.

人人文库

·61·

7HeatingandExchangeDeviceundertheCokeOven

7.1InstallationofGasMainPipelines,BranchPipelineandDownspouts

7.1.1

Thedatumlineofpipeinstallationshallbesetonthefoundationaccordingtothedatum

lineofcokeoven.

7.1.2

Themodelsandspecificationsofvariousvalvesshallmeettherequirementsofdesign

documents,andvariousvalvesshallbeinstalledafterair-tighttestisqualified.

7.1.3

Theassemblyandweldingofgaspipelineshallmeettherequirementsofdesigndocuments

CodeforConstructionandAcceptanceofIndustrialMetallicPiping

andGB50235ascurrent

nationalstandard.

7.1.4

Whenthebranchpipeisconnectedtothemainpipe,theopenporediameterofthemain

pipeislargerthantheouterdiameterofthebranchpipe,butshouldnotexceed5.0mm,andthe

insertingdepthofthebranchpipeshouldnotexceed3.0mm.

7.1.5

Theinstallationofthefixingbracketandslidingbracketofthemainpipeshallmeetthe

requirementsofdesigndocuments.

7.1.6专用

Thepipelineshallinclineinthewaterflowdirection,andthegradientshallmeetthe

requirementsofdesigndocuments.

7.1.7

Afterbeinginstalled,thegaspipelineshallbesubjectedtotheair-tighttestofthesystem

CodeforConstructionandAcceptanceof

andshallmeettherequirementsofdesigndocumentsand

IndustrialMetallicPiping

GB50235ascurrentnationalstandard.

7.1.8

Installationofgasmainpipelines,branchpipelineanddownspoutsshallbeincompliance

withthefollowingrequirements:

1

Centersofmixedgasmainpipesonthecokepushersideandcokeguidesideandcokeoven

gasmainpipeareadjusted,andallowabledeviationshallbe5.0mm;

2

Elevationsofmixedgasmainpipesonthecokepushersideandcokeguidesideandcoke

ovengasmainpipeareadjusted,andallowabledeviationshallbe±5.0mm;

3

Thecenterofdistributionstandpipeisadjusted,andallowabledeviationshallbe3.0mm;

4

Thelevelnessofdistributionstandpipeflangeisadjusted,andallowabledeviationshallbe

1/500ofouterdiameterofflange;

5

Theelevationofdistributionstand人人文库pipeflangeisadjusted,andallowabledeviationshallbe

±5.0mm;

6

Theperpendicularityofthedownspoutsisadjusted,andallowabledeviationshallbe

3.0mm.

7.2InstallationofRegulatingCock,ExchangeCockandOrificePlateBox

7.2.1

Theregulatingcock,exchangecockandorificeplateboxshallmeettherequirementsof

designdocuments,andareinstalledafterpressuretestisqualified.

7.2.2

Theoddandevennumberandon/offstateoftheexchangecockandtheindicationofthe

engraveddirectionshallmeettherequirementsofdesigndocuments.

·71·

7.2.3

Gapsofupperandlowerpositionsbetweenexchangecockwrenchandcocksquarehead

shallnotbelargerthan0.3mm,andgapsshallnotoccuronleftandlowersides.

7.2.4

Thecenteroftheexchangecockshallbeonthestraightline,andallowabledeviationshall

be3.0mm.

7.2.5

Theinstallationofflangesofregulatingcock,orificeplateboxandexchangecockshall

CodeforConstructionandAcceptanceofIndustrialMetallicPiping

meettherequirementsofGB

50235ascurrentnationalstandard.

7.3InstallationofWasteGasExchangeShutter

7.3.1

Wastegasexchangeshuttershallbesubjectedtocheckandacceptancebeforeinstallation,

andshallbeincompliancewiththefollowingrequirement:

1

Theleaktestofgasthalliumandwastegasthalliumshallbeperformedaccordingtothe

requirementsofdesigndocuments;

2

Wastegasthalliumrodorgasthalliumrodshallnotbebent,andshallnotbejammed

duringliftingorfreedropping;

3

Theturningplateinthevalvebodyshallbeflexiblyrotated,andtheturningplateshallnot

bejammedintheoffposition;

4

Theon/offdirectionofairportregulationturningplateinthewaste专用gasvalveshallbe

consistent,andon/offpositionanddirectionindicationshallbemarkedontheindexdial.

7.3.2

Gapofwastegasexchangeshutterandgaparoundsmallfluefaucetandsocketshallbe

uniform,andtheallowabledeviationofthelongitudinalcenterlineofthewastegasexchange

shuttershallbe3.0mm.

7.3.3

Theallowabledeviationofthecenterelevationoftheelevationofbifurcatedpipeflangeof

thewastegasexchangeshuttershallbe±5.0mm,andtheperpendicularityofflangesurfaceshall

notbelargerthan1/500offlangediameter.

7.3.4

Theaircapisinthefullclosingstate,andthegapofthecontactsurfaceshallsmallerthan

0.05mm.

7.3.5

Thestrokeofthewastegasthalliumrodandthegasthalliumrodarecheckedwithinthe

allowabledeviationscopeofthestrokeoftheexchangeoilcylinder,andtheallowabledeviationof

theliftingheightshallbe±5.0mm.

7.4InstallationofGasExchanger

7.4.1

Theallowabledeviationofthecenterlinesofexchan人人文库geoilcylinderandfrontandrearchain

wheelsshallbe3.0mm.

7.4.2

Theallowabledeviationofthestrokeofexchangeoilcylindershallbe±10.0mm.

7.4.3

Theinstallationofexchangeoilcylindershallbeincompliancewiththefollowing

requirements:

1

Thecenterlineofexchangeoilcylinderisadjusted,andallowabledeviationshallbe

2.0mm;

2

Thelevelnessofexchangeoilcylinderisadjusted,andallowabledeviationshallbe1/500;

ofthelengthofoilcylinder;

3

Theelevationofexchangeoilcylinderisadjusted,andallowabledeviationshallbe±2.0mm.

·81·

7.5InstallationofExchangeDrivingStructure

7.5.1

Theexchangedrivingstructureshallbeinstalledaftertheinstallationoftheheatinggas

pipelineandtheexchangeshutterisqualified.

7.5.2

Theexchangedrivingstructureispositionedonthewheelstandattheresistancewall,the

installationelevationshallbedeterminedaccordingtothecenterelevationsofthechainwheels,and

thecentersofthewheelstandchainwheelsofthesamesystemshallbeconsistent.

7.5.3

Beforetheinstallationoftheexchangewrench,theon/offpositionoftheexchangecock

shallbecheckedbycontrastingtotheheatingsystemdiagram,andtheallowabledeviationofthe

wrenchturningonandturningofftheexchangecockatthefullturning-onandfullturning-off

positionshallbe±2.0mm.

7.5.4

Thebearingpulleyofthethalliumrodbraceofthewastegasvalveshallsupportthebrace,

theallowabledeviationofthecenterlineofthepulleyshallbe3.0mm;andtheallowabledeviation

oftheelevationofthepulleyshallbe±5.0mm.

7.5.5

Beforetheinstallationofthewrenchturningofandturningoffthewastegasvalve,the

directionofwrenchandthetransmissionstateoffan-shapedwheelandairdampertransmission

levershallbecheckedbycontrastingtotheheatingsystemdiagramandtheactiondiagramofthe

exchangeshutter,andtheallowabledeviationofthewrenchatthefullturnin专用g-onandfullturning-

offpositionshallbe±3.0mm.

7.5.6

Theallowabledeviationofthestrokeoftheexchangetransmissionbraceshallbe

±10.0mm.

7.5.7

Theinstallationoftheexchangedrivingstructureshallbeincompliancewiththefollowing

requirements:

1

Thecenterofthechainwheelbaseisadjusted,andallowabledeviationshallbe3.0mm;

2

Theelevationofthechainwheelbaseisadjusted,andallowabledeviationshallbe

±5.0mm;

3

Thecenterofthebracesupportisadjusted,andallowabledeviationshallbe3.0mm;

4

Theelevationofthebracesupportisadjusted,andallowabledeviationshallbe±5.0mm.

7.6InstallationofStackGateValve

7.6.1

Flueshuttershallbeinstalledcompletelybeforeovendry-off.

7.6.2

Flueshuttershallbepreassembledbeforeinstallation,andtheallowabledeviationofgap

betweenturningplateandflueshallbe±5.0mm.人人文库

7.6.3

Duringinstallation,flueshuttershallkeepverticalandflexiblerotation,sealingcoverplate

shallbetight,theon/offpositionandon/offdirectionofindexdialshallmeettherequirementsof

designdocuments.

7.6.4

Theinstallationofthestackgatevalveshallbeincompliancewiththefollowing

requirements:

1

Thecenterofthestackgatevalveisadjusted,andallowabledeviationshallbe10.0mm;

2

Theelevationthestackgatevalveisadjusted,andallowabledeviationshallbe±10.0mm;

3

Thelevelnessofbeamonthetopofthestackgatevalveisadjusted,andallowabledeviation

shallbe1/1000ofbeamlength.

·91·

8EquipmentontheTopofCokeOven

8.1InstallationofGasHeadersandLiquidAmmoniaPipes

8.1.1

Thegasheadersshouldbemadeinsections,andmaybeinstalledafterpassingexamination

CodeforConstructionandAcceptanceof

accordingtotherequirementsofdesigndocumentsand

FieldequipmentIndustrialPipeWeldingWork

,GB50683ascurrentnationalstandard.

8.1.2

Twopipesectionsofthegasheadersshallbeconnectedbyusingtheexternally-lapped

connectingplate,andtheweldofthegasheadersshallbesubjectedtonondestructiveexamination

accordingtotherequirementsofdesigndocuments.

8.1.3

Fortheinstallationoftheammoniawaterbranchpipe,theconnectorpositionshallbe

checkedaccordingtodesigndocuments,andthepipelinerunissetaccordingtotheactualsite.

8.1.4

Theliquidammoniapipeslineshallbesubjectedtowaterpressuretestaccordingtothe

requirementsofdesigndocuments.Whenthedesigndoesnothaverequirements,testpressureshall

be1.5timesofworkingpressure,andtheliquidammoniapipeslineisqualifiedwithoutleakage

after30minutes.

8.1.5专用

Afterthepressuretestoftheliquidammoniapipeslineisqualified,theliquidammonia

pipeslineshallbesubjectedtowaterwashingandairpurge.

8.1.6

Beforeclosing,thegasheadersmaybeclosedafterbeingcleaned.

8.1.7

Thegasheadersshouldbeinstalledinthecoldstateandshallbeincompliancewiththe

followingrequirements:

1

Thecenterofthegasheadersisadjusted,andallowabledeviationshallbe3.0mm;

2

Theelevationofthegasheadersisadjusted,andallowabledeviationshallbe±5.0mm;

3

Thelongitudinalandlateralcentersofthegasheadersandthewatersealvalveconnecting

flangeisadjusted,andallowabledeviationshallbe3.0mm;

4

Theelevationofthewatersealvalveflangeofthegasheadersisadjusted,andallowable

deviationshallbe±3.0mm.

8.2InstallationofRisersandCrossoverMains

8.2.1

Beforetheinstallationoftherisers,thecenterlinesofbasesoftherisersshallbechecked,

andtheallowabledeviationofthebasesofan人人文库ytworisersshallbe3.0mm.

8.2.2

Therisersandcrossovermainsshouldbeinpositioninthecoldstateandadjustedinthe

thermalstate.Therisersandcrossovermainsshallbeconnectedtemporarilybeforeoven

temperaturereaches650℃oventemperaturereaches650℃therisersshallbefixedafterthegaps

aroundthebirdmouthsoftherisersandthewatersealvalveareadjustedtobeuniformand

jammingdoesnotexist.

8.2.3

Afterthewatersealcoversofrisersareinstalled,andthecheckofwatersealheightand

leakagetestareperformedaccordingtotherequirementsofdesigndocuments,andtheallowable

deviationofwatersealheightshallbe±5mm.

8.2.4

Afterthewatersealcoversofrisersareinstalled,counterweightshallbeadjusted,sothat

·02·

itcannotbeclosedautomaticallyafterbeingopened.

8.2.5

Therotationofhighandlow-pressureliquidammoniaconversionmechanismshallbe

flexible,theopeningandclosingstateshallbecorrect,andliquidammoniashallhavegoodspraying

andshallbepreventedfrombeingsprayedinthecokingchamber.

8.2.6

Afterrisers,crossovermainsandwatersealvalves,etc.areinstalledandadjusted,damaged

paintedpositionsshallbecoatedagain.

8.2.7

Theinstallationofrisersshallbeincompliancewiththefollowingrequirements:

1

Thecentersofriserbodiesareadjusted,andtheallowabledeviationofthecentersofany

tworisersshallbe3.0mm;

2

Theelevationsoftopcoversofrisersareadjusted,andallowabledeviationshallbe

±5.0mm;

3

Theperpendicularityofriserbodiesareadjusted,andallowabledeviationshallbe1/500of

heightsofriserbodies.

8.3InstallationofGuidePipesforCokeGuideandCoalChargingDedusting

8.3.1

Connectorforfixingthededustingguidepipeandthecokeguideandthededustingdevice

ofthecoalchargingcarshallbeadjustedinthethermalstatetobefixed.

8.3.2

Theelevation,longitudinalandlateralcenterlines,perpendicularit专用yandoverallsizeofeach

connectionflangeofconcentrateddedustingfixingpipeshallmeettherequirementsofdesign

documents.

8.3.3

Anti-explosionvalveshallhavenojamming.

8.3.4

Pipelineflangeshallbefastened,sealshallhavenodamage,andsupportsandhangersshall

befirmandreliable.

8.3.5

Theallowabledeviationofdistancebetweentheflangeendfaceofeachfixedconnectorof

thededustingguidepipeandcenterlinesofrailsofcokeguideandcoalchargingcarshallbe

±20.0mm.

8.3.6

Theallowabledeviationofthecenterofeachfixedconnectorofthededustingguidepipe

andthecenterlineofeachcokingchambershallbe40.0mm.

人人文库

·12·

9AuxiliaryEquipmentofCokeOven

9.1InstallationofTestEquipmentforOvenPortRepairStation,

CokePushingRamandCoalLevelingBar

9.1.1

Installationofequipmentforovenportrepairstationshallbeincompliancewiththe

followingrequirements:

1

Thecenterofwinchisadjusted,andallowabledeviationshallbe5.00;

2

Theelevationofwinchisadjusted,andallowabledeviationshallbe±5.0mm;

3

Thecenteroffixingframeisadjusted,andallowabledeviationshallbe5.00;

4

Theelevationoffixingframeisadjusted,andallowabledeviationshallbe±5.0mm;

5

Theperpendicularityoffixingframeisadjusted,andallowabledeviationshallbe1/1000of

frameheight;

6

Therailgaugeoflandinggearisadjusted,andallowabledeviationshallbe±3.0mm;

7

Theelevationofguiderailoflandinggearisadjusted,andallowabledeviationshallbe

±2.0mm.

9.1.2

Theinstallationoftestequipmentforcokepushingramandcoallevelin专用gbarshallbein

compliancewiththefollowingrequirements:

1

Thelongitudinalcenteroftestridingwheelgroupofcoallevelingbarisadjusted,and

allowabledeviationshallbe5.0mm;

2

Theelevationoftestridingwheelgroupofcoallevelingbarisadjusted,andallowable

0

deviationshallbe-5.0mm,andrelativeheightdifferenceshallnotbelargerthan2.0mm;

3

Thelongitudinalcenteroftestplatformofcokepushingramisadjusted,andallowable

deviationshallbe5.0mm;

4

Theelevationoftestplatformofcokepushingramisadjusted,andallowabledeviation

0

shallbe-5.0mm.

9.2InstallationofCollectingPlatesofWetQuenchingTower

9.2.1

Theinstallationofcollectingplatesshallbeincompliancewiththefollowingrequirements:

1

Thespacebetweencollectingplatesisadjusted,andallowabledeviationshallbe±5.0mm;

2

Theelevationofcollectin人人文库gplatesisadjusted,andallowabledeviationshallbe±10.0mm;

3

Thecenterofcollectingplatesisadjusted,andallowabledeviationshallbe10.0mm.

9.3InstallationofCoalFeedingDeviceofCoalTower

9.3.1

Theinstallationofdischargespoutofcoaltowershallincompliancewiththefollowing

requirements:

1

Thecenterofdischargespoutisadjusted,andallowabledeviationshallbe5.0mm;

2

Theelevationofdischargespoutisadjusted,andallowabledeviationshallbe±5.0mm.

9.3.2

Theinstallationofbeltconveyorofcoaltowershallincompliancewiththefollowing

requirements:

·22·

1

Thecenterofbeltconveyorisadjusted,andallowabledeviationshallbe5.0mm;

2

Theelevationofbeltconveyorisadjusted,andallowabledeviationshallbe±5.0mm.

9.4InstallationofScaleforCoalChargerofCoalTower

9.4.1

Theelevationoftopsurfaceatrailjointoftherailsectionofweighingmachineshallbe0to

1.0mmlowerthanelevationsoftopsurfacesofrailattwoends.

9.4.2

Theinstallationofscaleforcoalchargershallbeincompliancewiththefollowingrequirements:

1

Thecenterofsensorisadjusted,andallowabledeviationshallbe1.0mm;

2

Theelevationofsensorisadjusted,andallowabledeviationshallbe±1.0mm;

3

Thelevelnessofsensorbaseisadjusted,andallowabledeviationshallbe1/1000ofside

lengthofbase;

4

Theelevationsofrailsareadjusted,andallowabledeviationshallbe±2.0mm;

5

Thecentersofrailsareadjusted,andallowabledeviationshallbe2.0mm.

9.5InstallationofRailsofCokePusher,CoalChargerandCokeCar

9.5.1

Railsshallbesubjectedtocheckandacceptancebeforeinstallation,andshallbein

compliancewiththefollowingrequirement:

1

Railsshallhavenotorsionaldeformation;

2专用

Steelrailendfacesshallbeperpendiculartolongitudinalaxesofsteelrails;

3

Steelrailsshallnothaveseriousrustingandotherobvioussurfacedefects.

9.5.2

Fortheinstallationofrails,thelongitudinalcenterlineofovenbankofcokeovenisusedas

thedatum,andtheperpetualcentertargetisprovided.

9.5.3

Thepositionsofjointsoftwoparallelrailsshallbestaggered,andthestaggeringdistance

shallnotbeequaltobasedistanceoffrontandrearwheels.

9.5.4

Carbumpersandbuffersontwosidesatthesameendshallcontactsimultaneously.

9.5.5

Theelevationsofcoalchargerrailsshallbeperformedinthelaterstageofovendry-off,and

railsarefixedaftertheelevationsareadjustedaccordingtotheactualelevationofovenroofofcoke

oven.

9.5.6

Theinstallationofrailsofcokepusher,coalchargercarandcokecarshallbeincompliance

withthefollowingrequirements:

1

Thecentersofrailsareadjusted,andallowabledeviationshallbe2.0mm;

2

Theelevationsofrailplanesareadjusted,andallowabledeviationshallbe±5.0mm;

3+1.0

Gapsofrail人人文库jointsareadjusted,andallowabledeviationshallbe0mm;

4

Staggeringofrailjointsisadjusted,andallowabledeviationshallbe1.0mm;

5

Spanofrailsisadjusted,andallowabledeviationshallbe±2.0mm.

9.6InstallationofRailsofCokeGuide

9.6.1

Railsshallbesubjectedtocheckandacceptancebeforeinstallation,andshallbeincompliance

withthefollowingrequirement:

1

Steelrailsshallhavenotorsionaldeformation;

2

Steelrailendfacesshallbeperpendiculartolongitudinalaxesofsteelrails;

3

Steelrailsshallnothaveseriousrustingandotherobvioussurfacedefects.

·32·

9.6.2

Fortheinstallationofsteelrails,thelongitudinalcenterlineofovenbankofcokeovenis

usedasthedatum,andtheperpetualcentertargetisprovided.

9.6.3

Thepositionsofjointsoftwoparallelrailsshallbestaggered,andthestaggeringdistance

shallnotbeequaltobasedistanceoffrontandrearwheels.

9.6.4

Carbumpersandbuffersontwosidesatthesameendshallcontactsimultaneously.

9.6.5

Railsofcokeguideontheplatformoncokeguidesideontheoverbodysectionofcokeoven

shallbeadjustedandfixedafterovendry-offtemperaturereaches650℃.

9.6.6

Theinstallationofcokeguideshallbeincompliancewiththefollowingrequirements:

1

Thecentersofrailsareadjusted,andallowabledeviationshallbe2.0mm;

2+1.0

Gapsofrailjointsareadjusted,andallowabledeviationshallbe0mm;

3

Staggeringofrailjointsisadjusted,andallowabledeviationshallbe1.0mm;

4

Spanofrailsisadjusted,andallowabledeviationshallbe±2.0mm;

5

Cokeguideisprovidedwithtworails,thetworailsareontheplatformoncokeguideside,

theallowabledeviationoftheelevationoftherailontheovensideshallbe±2.0mm,andthe

+3.0

allowabledeviationoftheelevationoftherailonthereverseovensideshallbe0mm;

6

Cokeguideisprovidedwithtworails,oneisontheplatformoncokeguideside,andwhen

theotheroneisonthecodeguidededustingsupport,theallowabledeviationofelevationsofthe

railsonovensideandreverseovensideshallbe±2.0mm;

7

,专用,

Cokeguideisprovidedwiththreerailstworailsareontheplatformoncokeguideside

andwhentheotheroneisonthecodeguidededustingsupport,theallowabledeviationofelevations

oftherailsonovensideandreverseovensideshallbe±2.0mm.

人人文库

·42·

10CokePusher

10.1GeneralRequirement

10.1.1

Beforetheinstallationofcokepusher,walkingrailshallbesubjectedtoacceptancecheck,

andrailswhichdonotpassacceptancemustnotbeusedfortheinstallationofequipment.

10.1.2

Fortheinstallationofcokepusher,thecenterlineofwalkingrailofcokepusherandcoke

pushingcenterlineshallbeusedasdatumlineandshallbeperpendiculartoeachother,andthe

allowabledeviationoforthogonaldegreeshallbe0.1/1000.

10.1.3

Theinstallationpositionofcokepushershouldbeattheendplatformofcokeovenand

shallbestaggeredwiththeinstallationpositionofcoalchargercar.

10.1.4

Thecokepusherisinstalledonthebasisofsettlement,railsshallbesubjectedto

settlementobservationperiodicallyintheinstallationprocess,thecontactpointofeachwheeland

railshallbeonthesamehorizontalplane,andheightdifferenceshallnotbelargerthan2.0mm.

10.1.5

Theinstallationofhydraulic,pneumaticandlubricatingequipmentandpipelinesshall

CodeforConstructionandAcceptanceofConveyerEquipment

meettherequirementsof

InstallationWork专用

GB50270ascurrentnationalstandard.

10.1.7

Theinstallationofventilatingandair-conditioningequipmentshallmeettherequirements

CodeforConstructionandAcceptanceofVentilationandAirConditioningWork

ofGB50243as

currentnationalstandard.

10.1.8CodeforConstruction

Theinstallationofsteelstructureshallmeettherequirementsof

andAcceptanceofSteelStructureWork

GB50205ascurrentnationalstandard.

10.2InstallationofWalkingStructure

10.2.1

Datumanddatummarkshallbesetonthewalkingrailwithdatumsection,wheeltrackline,

spanlineandcokepushingcenterlinearesetbytakingthecenterlineofwalkingrailontheovensideas

datum,andthecokepushingcenterlineshallbeperpendiculartothecenterlineofcokeoven.

10.2.2

Theinstallationcenterofwalkingstructureshallbeadjustedbytakingthefactorymark

onthewalkingbeamasdatum.

10.2.3

Fortheinstallationofthewalkingstructure,wheelpartsshallbeputonthesteelrailsand

supportedbyusing人人文库thetemporarysupport,andwalkingbeamisinstalledafterthelevelingofwheel

parts.

10.2.4

Adjustingshimplatebetweenthebaseofeachtransmissionmechanismandequipment

shallbecushionedcompactly,andtheconnectingboltsshallbeconsistentinrun-throughdirection

andshallbefastenedintime.

10.2.5

Theinstallationofwalkingstructureshallbeincompliancewiththefollowingrequirements:

1

Thewheeltrackoffrontandrearwalkingwheelsisadjusted,andallowabledeviationshall

be±2.0mm;

2

Thespanofwalkinggirdersisadjusted,andallowabledeviationshallbe±2.0mm;

3

Thediagonaldifferenceofwalkinggirdersisadjusted,andallowabledeviationshallbe

·52·

3.0mm;

4

Thedeflectionofwheelsontwosidesinhorizontaldirectionisadjusted,andallowable

deviationshallbe1/1000ofpointdistanceontwosides;

5

Thehomolateraldifferenceofwheelonsamesideisadjusted,andallowabledeviationshall

be2.0mm;

6

Theperpendicularityofwheelendfaceisadjusted,theupperrimofwheelshallincline

towardstheoutsideofrails,andallowabledeviationshallbe1/500ofwheeldiameter;

7