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外文翻译---浅谈起重机的安全技术检查.doc外文翻译---浅谈起重机的安全技术检查.doc -- 5 元

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编号:201311171054455589    大小:63.50KB    格式:DOC    上传时间:2013-11-17
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OncranesafetyinspectiontechnologyAuthor:LiangkunShingarticleSource:BusinessandTechnologycoastalUpdate:2006-3-16Abstract:Thearticlepresentsacranesafetytechnicalinspectionpoints,andbasedonthatexamination,timelymaintenance,equipmentmaintenancetoextendthelife,integrityandimproveequipmentutilization,eliminatingthedangerofaccidents.guaranteesafeproductionisofgreatsignificance.Keywords:orbit;Running;Metalstructure;Majorcomponents;Hydraulic;Appliances1cranessurroundingenvironmentinspectionOperationalenvironmentandtotrackthesafeoperationofcraneshaveadirectrelationshipitisalsorighttocarryoutsafetyinspectioncraneindispensablecontent.Inspectionsareasfollows:(1).ViewCraneintervalwhetherpowerlines(especiallythehigh-voltagelines).Cranewiththeoperationshouldbesufficienttomaintainasafedistance.Otherwise,theyshouldtakecorrespondingmeasurestorestrictthescopeoftheoperationofacrane.(2).Inspectionofthesurroundingbuildings,suchastheavailabilityoftemporaryfacilitieshinderthenormaloperationofacrane,boom,balanceetc.partswillcollidewiththem.Specialcranesintheorbitorstationarycraneincreaseddisplacement,particularattentionshouldbegiventoinspection.Forautomobiletiresandhangingsuspendedshouldchecktheirfootpositionisadequate,whetheremptyundergroundandgroundbearingcapacitysizes.2Craneorbitinspection(1).RailClamporanylossofironshoes:specialinspectionsofitsorbitinastrongdegreefromthetrackandwhethertoretaintheendofa686kgsafedistance.(2).Inspectiontrackendsoftheprotectiondeviceavailabilityloss,loose,installationlocationiscorrect,alsocheckwhetherthetripswitchandasuburbanlocationiscorrect.(3).Orbitplaten,interconnects,Dao,spikeandwhethertheintegrity,availabilitytrackobstaclesimpedingtheoperation.(4).Towatchskew,willseriouslyskewtheflowersintoorbitwithinthelateralbandScarsbright,andthedifficultiesassociatedwithstarting,runningresistanceincreases,thelongrunwilldrivemotoroverloadburned,andwiththewheelweartrackverysoon.Itshouldalsohaveitsowncranesandothergaugesforfurtherinspection,inordertoeliminateskewphenomenon.(5).Trackjointsshouldmaintainmmgapbetweentworailjointsstaggeredarrangementsuitablelocation,notstaggertheirdistancebeforeandafterthecranewheelstothebasicdistance.Ifnot,truckoperationstothejoints,leadingtogreatervibration.3walkpartofthecraneinspection(1).Inspectionoftheopen-wheel,whethercouplingequippedwithprotectivemasks.(2).Inspectionoftheopen-wheel,whethercouplingwasherofexcessivewear.(3).Inspectionrunningroundtread.Asthetreadtobearorbitgreatcontactstress,ifnotthequalityofsurfacehardness,Duringtheinspection,youcanseethemassivestripping.(4).Wheelaxlecheckwhethertheholeopen.Suchasasphaltornotpluggedintobutter,Bushwillbedrymill,andthenranBearingRollingdebris.4sothatcraneswouldhavenobearinghigh,thecarabovestructurewilldeform,Weldonthestructureandlocationwillbeconnectedtothemaincausestressconcentration.Bushlostthewheelwillbeinoperationaroundtraversetheentiretrackwillberawandshiny.(5).Inspectiongearboxfixedbasiswhetherboltsloosening.Ascranesrunningfrequentandgreatinertialenergyshockiseasytoscrewlooseningbasis.Ifnotpromptlytightened,tearinggearboxbottomscrew,andthencoupling,resultingindeteriorationoftruckoperations;4themetalstructureofthecraneinspection(1).Metalstructureplasticdeformation.Duetooverload,thermalradiation,thefrequentuseofsuchfactors,themainbeamonthecamberorevendisappearunderthedeflectionand,therefore,Mainbeamcamberstructuralinspectioncraneisthekeylocations.Inaddition,theboomofthemainlimbsbendanycollision,twist;Jibroot,rootarmbalancethelugboltwhetherWelddehiscence;ThebridgegirderwebsundercoverandwhetherthesplitbetweenWeld,shouldconductinspection.(2).Connectedtothemainstructureboltinspection.Jibcrane,towercranetower,crawlercranesdock,Gantrycranesrotatingcenterhousingsandotherimportantpartsofthescrewconnection,Duringthecampaignforaperiodoftimemightbeup.Wealsofoundthattheuseofthesepartsoftheboltsinfrequenttensilestress,andtheshearforceoftheComprehensivereverserole,evenoccurfromtherootfracture.Shouldbeexaminedcarefully.5cranesandthemainbodypartsinspection(1).Reducerchecktoseewhethermajoroilspills.Runtimepillisabnormalsound,itisnecessarytoopentheCoverinspection.GeneralBearingisdamagedorgearmeshingbacklashistoolarge,toothwearseriousreasons.(2).Brakechecktheperformanceofthesituation.Brakecraneisimportantcomponentsdirectlyaffectsthemovementofaccuracyandreliability.Therefore,wemustcarefullycheckuporluffingtwoinstitutionswiththebrakesituation,Observationofthebrakingandopeningfrictionbrakepadscomponentsofthewear.Bringtotheattentionofthebrake-checkwiththesteelbrakeliningbackuncracked,thedrivebrakewhetherflexible,Brakelongerintactandthemainspringandauxiliaryspringsflexibilitywhetheritmeetstherequirements.(3).Ropeinspection.Ropeinspectionshouldfocusontheobservationofbrokenwires,wear,kink,corrosion,etc.,somewear,brokenwiresinamoreseriousbutnotyetthestandardposition,stabbingtobedonetofocusontrackingthereview.TotheattentionoftheropereelcheckthesafetyStoppereffective,Reelonwhethertheropeplatenclampingplatenumberandsuitability.(4).Rightpulleyinspection.Focusonthebottomwearandwhethersub-standardcastironpulleyexistenceofcracks.Yangagenciesforpanderingtothepulleyblockbalanceroundbecauseofitisnotunusualmovementscaneasilybeoverlooked.Therefore,theinstallationmustcheckbeforeturningitsflexibility,otherwise,InstallationstoopYangropearoundthelengthandbalanceofforcecannotautomaticallyadjustedround,resultinginhigh-altitudeadjustmentstoopYangjusticeandthedifficultyofoperatingrisk.(5).Checktheavailabilityofloosecouplingor"Rollingkey."Focusonflexibilityinspectiondowelpincouplingflexiblerubberringanyabnormalwear,rightprofilecouplingmustpayspecialattentiontogeargearwear.Bytheinstallationoftheaccuracyoftheaxisbetweenthetwolargeroffsetcircumstances,theperformancefortheentiretimesoongeargrindingbald.Liftingtheinstitutionsifsuchcases,pronetoseriousaccidents.6cranes,hydraulictransmissionpartoftheinspectionRighttireandvehiclecrane,hydraulicdrivenormallyusedforlifting,rotating,luffingandoutriggerstretchingmovements.Hydraulicdrivetocheckareasfollows:
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