《暖通空调施工技术》英语课件-项目三空气-水空调系统施工（上）

暖通施工技术HVACConstructionTechnology空气－水空调系统的组成ComponentsofanAir-WaterAirConditioningSystem主讲教师：Lecturer:暖通施工技术HVACconstructiontechnology暖通施工技术HVACconstructiontechnology暖通施工技术HVACconstructiontechnology在实际工程中，我们应用较多的是风机盘管加独立新风系统。Inpracticalengineeringapplications,themostcommonlyusedsolutionisafancoilunitcombinedwithadedicatedfreshairsystem.新风系统Freshairsystem空气处理设备Airhandlingequipment冷水机组Chiller冷热水与冷凝水系统Chilled/hotwaterandcondensatesystems冷却水系统Coolingwatersystem空气-水空调系统Air-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空调房间Air-conditionedroom冷热源Heatingandcoolingsource新风Freshair新风机Freshairunit空调房间Air-conditionedroom空调房间Air-conditionedroom空调房间Air-conditionedroom风机盘管Fancoilunit冷水机组Chiller冷却水系统Coolingwatersystem全空气空调系统或全空气系统All-airairconditioningsystemorall-airsystem空气-水空调系统Air-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气处理设备Airhandlingequipment新风系统Freshairsystem冷热水与冷凝水系统Chilled/hotwaterandcondensatesystems空气—水空调系统的组成Componentsofanair-waterairconditioningsystem风机盘管Fancoilunit空气处理设备Airhandlingequipment新风机组Freshairhandlingunit空气—水空调系统的组成Componentsofanair-waterairconditioningsystem1.空气处理设备（风机盘管和新风机组）1.Airhandlingequipment(fancoilunitsandfreshairhandlingunits)（1）新风机组(1)Freshairhandlingunit新风机组主要承担室内新风负荷，提供保障室内卫生所需的新鲜空气。Thefreshairhandlingunitisprimarilyresponsibleforbearingthefreshairloadintheindoorenvironmentandforsupplyingthefreshairnecessarytomaintainindoorhygiene.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem1.空气处理设备（风机盘管和新风机组）1.Airhandlingequipment(fancoilunitsandfreshairhandlingunits)（2）风机盘管（末端装置）(2)Fancoilunit(terminaldevice)对空气进行冷却除湿或加热，一般从房间中抽回风，处理后再送回房间。Coolsanddehumidifiesorheatstheair,generallydrawingreturnairfromtheroom,treatingit,andthensendingitbacktotheroom.常见的风机盘管以卧式安装为主，但也可以立式安装。Thefancoilunitisoftenhorizontallyinstalled,butverticalinstallationisalsopossible.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem盘管Coil箱体Enclosure格栅Grid排水管Drainagepipe冷媒Refrigerant凝水盘Condensatetray循环风进Recirculationairinlet吸声材料Sound-absorbingmaterial卧式和立式风机盘管比较Comparisonbetweenhorizontalandverticalfancoilunits序号No.比较内容Comparisonitems卧式布置Horizontallayout立式布置Verticallayout1占用面积和Areaoccupied空间SpatialCharacteristics通常安装在过道或室内吊顶内，不占房间使用面积和空间Usuallyinstalledincorridorsorwithinsuspendedceilings,itdoesnottakeupanyusableroomspace占用周边区一定的面积和空间Occupiesacertainamountoffloorareaandspaceinthesurroundingzone2气流分布和温湿度均匀性Airflowdistributionanduniformityoftemperatureandhumidity冬季热气流不易下降，有一定温度梯度Inwinter,thewarmairisnoteasilybroughtdown,resultinginacertaintemperaturegradient.冬季热流可防止窗面结露和下降冷气流。如房间进深大则温湿度不太均匀Inwinter,thewarmairflowcanpreventcondensationonwindowsurfacesanddescendingcolddrafts.Iftheroomisdeep,temperatureandhumiditydistributionmaybelessuniform3施工安装Installationandconstruction施工较为不便Inconvenientinstallation施工安装方便Convenientinstallation4维护保养Maintenance维护较难Difficultmaintenance维护方便Easymaintenance5经济性Cost-effectiveness水管路较短，便于集中布置Shortpiping,suitableforcentralizedlayout水配管较长Longpiping空气—水空调系统的组成Componentsofanair-waterairconditioningsystem图例Legend风机盘管Fancoilunit新风机组Freshairhandlingunit空气—水空调系统的组成Componentsofanair-waterairconditioningsystem风机盘管Fancoilunit新风机组Freshairhandlingunit空气—水空调系统的组成Componentsofanair-waterairconditioningsystemLouveredairgrilleLouveredairgrilleLouveredairgrilleLouveredairgrilleLouveredairgrilleLouveredairgrilleApartment-styleofficeApartment-styleofficeApartment-styleofficeApartment-styleofficeSmokeRainprooflouverFiredamperFanroomSmokeLiftlobbyLiftlobbyPipetopflushwithbeambottom(sameasabove)FiredamperSameasaboveVentilatorFiredamperCheckvalveFiredamperCheckvalveFiredamperCheckvalveFiredamperCheckvalveCheckvalveApartment-styleofficeFiredamperLouveredairgrilleSameasabove宾馆客房的风机盘管通常设置在门口走廊处。Inhotelguestrooms,thefancoilunitistypicallyinstalledattheentrancecorridor.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem办公室的风机盘管通常在整个房间均匀布置。Inoffices,fancoilunitsareusuallyevenlydistributedthroughouttheentireroom.风机盘管Fancoilunit空气—水空调系统的组成Componentsofanair-waterairconditioningsystem新风系统Freshairsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem风管较简单Simpleductwork风管断面规格小Smallductcross-section风口数量少Fewairoutlets风口类型同全空气。Sameairoutlettypesasall-airsystem新风系统Freshairsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem吊装Suspendedinstallation每个小餐厅均设置一台风机盘管，门厅设置两台风机盘管，新风机组设置在走廊端部，新风经处理后与风机盘管处理后空气混合送入空调房间。Eachsmallrestaurantisequippedwithonefancoilunit;thelobbyisequippedwithtwofancoilunits.Thefreshairhandlingunitisinstalledattheendofthecorridor,wherefreshairistreatedandthenmixedwiththeairfromthefancoilunitsbeforebeingsuppliedtotheair-conditionedspaces.新风机组Freshairhandlingunit图中所示餐厅空调系统的新风机设置靠近外窗外，便于直接获取新风。Inthediagram,thefreshairhandlingunitfortherestaurantairconditioningsystemislocatedneartheexteriorwindow,makingiteasytodirectlydrawinfreshair.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem小餐厅Smalldiningroom门厅Entrancehall小餐厅Smalldiningroom小餐厅Smalldiningroom风机盘管冷热水系统可用采用双管制或四管制。如果空调是季节性的，一般用双水管较为经济合理。Fancoilunitchilled/hotwatersystemscanuseeitheratwo-pipeorfour-pipeconfiguration.Iftheairconditioningisseasonal,atwo-pipesystemisgenerallymoreeconomicalandreasonable.3.冷热水和冷凝水系统3.Chilled/hotwaterandcondensatewatersystems空气—水空调系统的组成Componentsofanair-waterairconditioningsystem女厕Women'srestroom小餐厅Smalldiningroom门厅Entrancehall小餐厅Smalldiningroom小餐厅Smalldiningroom水系统复杂。每个风机盘管均接供水管、回水管，为了排除冷凝水，需设冷凝水管。冷凝水通常就近排放，如果不能，则设置管道集中排放。Thewatersystemiscomplex.Eachfancoilunitisconnectedtoasupplyandreturnwaterpipe,andacondensatedrainpipeisalsorequiredtoremovecondensatewater.Condensatewateristypicallydischargednearby;ifthisisnotpossible,pipingshouldbeinstalledtocollectanddischargeitcentrally.图示中红色的线为冷凝水管，绿色为供水管，蓝色为回水管。Inthediagram,theredlinerepresentsthecondensatedrainpipe,thegreenindicatesthesupplywaterpipe,andtheblueshowsthereturnwaterpipe.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem新风机组也需接三条水管。Thefreshairhandlingunitalsorequiresconnectiontothreewaterpipes.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem就近排至地漏处Dischargetofloordrainnearby空调水管均需做保温层。Allairconditioningwaterpipesshallbeprovidedwithinsulation.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem供水Watersupply回水Waterreturn水系统最高点设自动放气阀，最低点设泄水装置。Automaticairventsshouldbeinstalledatthehighestpointsofthewatersystem,anddraindevicesshouldbeprovidedatthelowestpoints.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem自动排汽阀AutomaticsteamreleasevalveZP-IITypeDN25内螺纹闸板阀Internalthreadgatevalve<copper,P=1.6Mpa>空气—水空调系统的组成Componentsofanair-waterairconditioningsystem清洗泄水口Cleaningdrainoutlet接楼层空调水管道Connecttofloorairconditioningwaterpipeline〈余均同〉〈Sameasabove〉〈余均同〉〈Sameasabove〉KPF-〈//〉型平衡阀KPF-〈//〉Typebalancingvalve1、集中设置的空调冷热源和新风机处理空气；1.Centralizedsourcesofchilledandhotwaterforairconditioningandfreshairhandlingunitsthatprocesstheair.特征Characteristics2、具有分散设置在空调房间的二次空气处理装置风机盘管（末端装置）；2.Secondaryairhandlingdevices—fancoilunits(terminaldevices)—aredistributedwithintheair-conditionedrooms.3、风管较小（只有新风管道）、水系统复杂，水管长度大，有供水和回水管；3.Airductsarerelativelysmall(onlyfreshairducts),butthewatersystemiscomplexwithlongwaterpiping,includingbothsupplyandreturnpipes.4、每个房间均有风机盘管；4.Eachroomisequippedwithafancoilunit.5、新风机房多数设置在空调所在层；5.Mostfreshairhandlingroomsarelocatedonthesamefloorastheair-conditionedarea.6、如果新风量较少，则直接设置吊顶式新风空调箱（吊装在楼板上），无空调机房。6.Iftherequiredfreshairvolumeislow,ceiling-mountedfreshairconditioningboxescanbeused(suspendedfromthefloorslab),eliminatingtheneedforaseparateairhandlingroom.空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气—水空调系统的组成Componentsofanair-waterairconditioningsystem空气－水空调系统的组成及特征Compositionandfeaturesofair–waterairconditioningsystems各种材料设备、工序等做到全面统筹规划Comprehensiveplanningshouldbecarriedoutforallmaterials,equipment,andprocedures严谨的工作态度Rigorousworkattitude暖通施工技术HVACConstructionTechnology空气－水空调系统的识读ReadingandInterpretingAir–WaterAirConditioningSystemDiagrams主讲教师：Lecturer:暖通施工技术HVACconstructiontechnology空气-水系统的组成Compositionofair–watersystems全空气系统的组成Compositionofall-airsystems相同或共用Identicalorshared暖通施工技术HVACconstructiontechnology不同的场合Differentapplicationscenarios不同的空气处理设备Differenttypesofairhandlingequipmenta不同的空调系统形式Differentformsofairconditioningsystems暖通施工技术HVACconstructiontechnology设计说明Designdescription施工说明Constructionnote图

例Legend暖通施工技术HVACconstructiontechnology空气-水系统平面图与大样图的识读Howtoreadplanviewsanddetaildrawingsofair–watersystems空气—水空调系统适用场合Applicablescenariosforair–waterairconditioningsystems适用：Application:（1）空调房间多，空间小，各房间要求单独调节；(1)Therearemanyair-conditionedroomswithlimitedspace,andeachroomrequiresindividualcontrol.（2）建筑物面积较大，但主风管敷设困难的情形。(2)Thebuildinghasalargefloorarea,butitisdifficulttoinstallmainairducts.因此，空气－水空调系统一般出现在宾馆、酒楼、写字楼等小空间需独立控制，同时又需新风的场所的场合。Therefore,air–waterairconditioningsystemsaretypicallyusedinhotels,restaurants,andofficebuildings,wheresmallspacesrequireindependentcontrolandthereisalsoaneedforfreshair.识图举例：风机盘管加新风系统风管平面图Exampleofreadingconstructiondrawings:Planviewoffancoilunitswithfreshairductsystem每个客房均设一台风机盘管，型号为FP-6型，风机盘管为卧式，布置在室内走道吊顶内。EachguestroomisequippedwithoneFP-6fancoilunit,whichisahorizontaltypeinstalledabovethecorridorceilinginsidetheroom.新风处理后经消声器通过主风管沿走廊输送至各个客房，新风不再经风机盘管冷热处理，风机盘管只负责处理室内回风。Afterbeingtreated,freshairpassesthroughasilencerandisdistributedtoeachguestroomviathemainductalongthecorridor.Thefreshairisnotfurtherheatedorcooledbythefancoilunit;thefancoilonlyconditionstheindoorreturnair.走廊采取直接从新风管道上接风口送风实现空调对温度的要求。Supplyairinthecorridorisdirectlytakenfromthefreshairduct.Thissetupfulfillsthetemperaturerequirementsforairconditioning.空气—水空调系统适用场合Applicablescenariosforair–waterairconditioningsystemsEgg-cratetypesupplyairdiffuserGuestroomSquarediffuserGuestroomGuestroomWaterprooffreshairinletManualopposed-bladedamperSFT-1type(samebelow)Double-layerlouveredgrilleKapronsilencerGuestroomGuestroomGuestroom风机盘管接管大样图Detaileddrawingoffancoilunitpipingconnection空气—水空调系统适用场合Applicablescenariosforair–waterairconditioningsystems自动放汽阀Automaticsteamreleasevalve全铜螺纹闸阀All-brassthreadedgatevalve风机盘管机组Fancoilunit不锈钢波纹软管Stainlesssteelcorrugatedflexiblehose空调回水管Chilledwaterreturnpipe空调供水管Chilledwatersupplypipe冷凝水管道Condensatedrainpipe接带有温控器的三速开关Three-speedswitchwiththermostat风机盘管用电动二通阀Two-waymotorizedvalveforfancoilunits暖通施工技术HVACconstructiontechnology空气-水空调系统Air-waterairconditioningsystem风系统Airsystem水系统Watersystem【需反复练习才能熟练掌握】【Repeatedpracticeisrequiredtoachieveproficiency】暖通施工技术HVACconstructiontechnology阅读图纸Readingconstructiondrawings配合阅读有关施工及检验规范Studyinconjunctionwithrelevantconstructionandinspectionstandards质量检验评定标准Qualityinspectionandevaluationstandards全国通用暖通标准图集NationalstandardHVACdrawingcollection了解安装技术要求安装方法Understandthetechnicalrequirementsandinstallationmethods确保设备的安装质量以及人身安全Ensureinstallationqualityandpersonalsafety暖通施工技术HVACConstructionTechnology空调水系统管道连接PipingConnectionsfortheAirConditioningWaterSystem主讲教师：Lecturer:暖通施工技术HVACconstructiontechnology中央空调系统Centralairconditioningsystem管道Pipework附件Attachment暖通施工技术HVACconstructiontechnology空调水系统管道与附件的安装Installationofpipingandaccessoriesfortheairconditioningwatersystem1、熟悉技术资料1.Becomefamiliarwithtechnicaldocumentation一、水系统管道安装施工条件I.Constructionconditionsforwatersystempipinginstallation熟悉有关施工图纸、规范、规程、标准图集及其他技术资料Becomethoroughlyfamiliarwithallrelevantconstructiondrawings,codes,regulations,standarddesigncatalogs,andothertechnicaldocuments.2、图纸会审2.Jointcheckingofdrawing3、配合土建单位做好预留和预埋工作，并及时对预留孔洞和预埋件进行复验，确保其位置、标高准确无误。3.Coordinatewiththecivilworkscontractortoensurethatreservedopeningsandembeddedpartsareproperlyarranged,andpromptlyre-inspectallreservedholesandembeddedcomponentstoensuretheirpositionandelevationareaccurate.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem4、制定合理的管道施工方案，明确管道的连接方法和质量要求，及时做好施工班组的安全和技术交底工作。4.Developareasonablepipinginstallationplan,clarifyconnectionmethodsandqualityrequirements,andpromptlyprovidesafetyandtechnicalbriefingstotheconstructionteam.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem空调水管根据用途和管材，常用的连接方法有：螺纹连接、法兰连接、焊接、沟槽连接（卡箍连接）、卡套式连接、卡压连接、热熔连接、承插连接等。Dependingontheintendeduseandmaterialofpipe,commonlyusedconnectionmethodsforairconditioningwaterpipesinclude:threadedconnections,flangedconnections,welding,grooved(clamp)connections,ferrule-typeconnections,press-fitconnections,heatfusion,andsocketconnections.二、管道连接方式II.Pipingconnectionmethods1、螺纹连接；1.Threadedconnection;螺纹连接是一种广泛使用的可拆卸的固定连接，具有结构简单、连接可靠、装拆方便等优点。Threadedconnectionisawidelyuseddetachabletypeoffixedconnection,

whichfeatures

asimplestructure,reliableconnection,andeasyassemblyanddisassembly.螺纹连接是利用带螺纹的管道配件连接，多用于明装管道，管径≤100mm的镀锌钢管宜用螺纹连接。Threadedconnectionisamethodofconnectionusingpipefittingswiththreads,andismostlyusedforexposedpipinginstallations.Forgalvanizedsteelpipeswithadiameterof100mmorless,threadedconnectionsarerecommended.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem钢塑复合管一般也用螺纹连接。镀锌钢管应采用螺纹连接，套丝扣时破坏的镀锌层表面及外露螺纹部分应做防腐处理。Steel-plasticcompositepipesarealsogenerallyconnectedusingthreadedfittings.Galvanizedsteelpipesshouldbeconnectedbythreading.Thesurfacesofthegalvanizedlayerthataredamagedduringthreading,aswellasanyexposedthreadedsections,shouldbetreatedwithanti-corrosionmeasures.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem2、法兰连接；2.Flangedconnection;法兰盘Flangeplate管道Pipework法兰垫Flangegasket螺栓Bolt空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem2、法兰连接；2.Flangedconnection;直径较大的管道采用法兰连接，法兰连接一般用在主干道连接阀门、止回阀、水表、水泵等处，以及需要经常拆卸、检修的管段上。Forlargerdiameterpipes,flangedconnectionsareused.Flangedconnectionsaretypicallyappliedtomainpipelinesforconnectingvalves,checkvalves,watermeters,waterpumps,andothercomponents,aswellassectionsofpipingthatrequirefrequentdisassemblyandmaintenance.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem3、焊接；3.Welding;焊接适用于不镀锌钢管，多用于暗装管道和直径较大的管道，并在高层建筑中应用较多。Weldingissuitableforungalvanizedsteelpipes,andismainlyusedforconcealedpipinginstallationsandforpipeswithlargerdiameters.Itisalsocommonlyusedinhigh-risebuildings.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem3、焊接；3.Welding;焊接接口Weldedjoint焊缝强度为管道强度的85%以上Thestrengthofaweldedseamshouldbeatleast85%ofthepipe’sstrength.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem焊接连接是管段间的直接连接，构造简单，管路美观整齐，节省了大量的定型管件。Weldedconnectionisadirectconnectionbetweenpipesections,whichhasasimpleconstructionwithaneatandorderlyappearance,andreducestheneedforstandardizedpipefittings.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem焊接优点Advantagesofwelding焊接缺点Disadvantagesofwelding接口严密Thejointsaretightlysealed不用填料Nopackingmaterialisrequired减少维修工作Reducemaintenancework接口不受管径限制Jointsarenotrestrictedbypipediameter作业速度快Fastinstallationprocess接口是固定接口Thejointisapermanent,non-detachableconnection连接困难Difficulttoconnect拆卸困难Difficulttodisassemble4、沟槽连接（卡箍连接）；4.Groovedconnection(clampconnection);沟槽连接件是一种新型的钢管连接方式，也叫卡箍连接。Groovedconnectorsareanewtypeofsteelpipeconnection,alsoreferredtoasclampconnection.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem具有具有操作简单、不影响管道的原有特性、施工安全、系统稳定性好，维修方便、省工省时等特点。Itfeaturessimpleoperation,doesnotaffecttheoriginalcharacteristicsofthepipeline,ensuresconstructionsafety,offersgoodsystemstability,facilitateseasymaintenance,andsavesbothlaborandtime.4、沟槽连接（卡箍连接）；4.Groovedconnection(clampconnection);空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem5、卡套式连接；5.Ferruleconnection;铝塑复合管一般采用螺纹卡套压接。将配件螺母套在管道端头，再把配件内芯套入端头内，用扳手把紧配件与螺母即可。Aluminum-plasticcompositepipesaregenerallyconnectedusingthreadedferrulecompressionfittings.Toinstall,firstslidethefittingnutontothepipeend,theninserttheinnercoreofthefittingintothepipeend,andfinallytightenthefittingandnuttogetherwithawrench.铜管的连接也可采用螺纹卡套压接。Copperpipescanalsobeconnectedusingthreadedferrulecompressionfittings.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem6、卡压连接；6.Press-fitconnection;不锈钢卡压式管件连接技术取代了螺纹、焊接、胶接等传统给水管道连接技术，具有保护水质卫生、抗腐蚀性强、使用寿命长等特点。Stainlesssteelpress-fitpipefittingtechnologyhasreplacedtraditionalconnectionmethodssuchasthreading,welding,andadhesivebondingforwatersupplypipes,andischaracterizedbyhygienicwaterquality,strongcorrosionresistance,andlongservicelife.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem7、热熔连接；7.Hot-meltconnection;热熔连接是指金属与金属之间，经过加热升温至熔点后的一种连接方式。Hot-meltconnectionreferstoatypeofconnectionbetweenmetals,achievedbyheatingbothmaterialstotheirmeltingpointandthenjoiningthemtogether.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem7、热熔连接；7.Hot-meltconnection;PPR管的连接方法采用热熔器进行热熔连接。热熔连接具有连接简便、使用年限久、不易腐蚀等优点。ForPPRpipes,ahot-meltwelderisusedtoperformthehot-meltconnection.Hot-meltconnectionsareeasytomake,havealongservicelife,andarenotpronetocorrosion.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem8、承插连接；8.Socketconnection;用于给水及排水铸铁管及管件的连接。Thismethodisusedforconnectingcastironpipesandfittingsforwatersupplyanddrainagesystems.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem柔性连接Flexibleconnection刚性连接Rigidconnection橡胶Rubber石棉、水泥、膨胀性填料Asbestos,cement,orexpansivepackingmaterials空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem管道连接的方式有多种，只有做好充分的准备工作，选择合适的安装方法，才能保证空调设备的正常使用。Therearevariousmethodsforpipeconnection.Onlybymakingthoroughpreparationsandselectingtheappropriateinstallationmethodcantheproperoperationofairconditioningequipmentbeensured.空调水系统管道连接Pipingconnectionsfortheairconditioningwatersystem安装是一个涉及到安全的重要环节，作为安装人员要具备安全意识，确保安装过程的顺利。Installationisacriticalphasethatinvolvessafetyconsiderations.Installersshallhaveastrongsenseofsafetyawarenesstoensuretheinstallationprocessproceedssmoothly.暖通施工技术HVACConstructionTechnology空调水系统支、吊架安装InstallationofSupportsandHangersforAirConditioningSystems主讲教师：Lecturer:暖通施工技术HVACconstructiontechnology暖通施工技术HVACconstructiontechnology暖通施工技术HVACconstructiontechnology一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping1、支吊架的安装应平整牢固，与管道接触紧密。支吊架与管道焊缝的距离应≥100mm。1.Thesupportsandhangersinstalledshallbelevelandsecure,andshouldmaintainclosecontactwiththepipeline.Thedistancebetweensupportsandhangersandthepipeweldseamshouldbeatleast100mm.管道与设备连接处，应设独立支、吊架。Independentsupportsandhangersshouldbeprovidedattheconnectionsbetweenpipesandequipment.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping2、冷媒水、冷却水系统管道机房内总、干管的支、吊架，应采用承重防晃管架；与设备连接的管道管架宜有减振措施。2.Forchilledwaterandcoolingwatersystempipinginsidetheequipmentroom,thesupportsandhangersformainandheaderpipesshouldbeofload-bearingandanti-swaytypes;Forpiperacksconnectedtoequipment,vibrationisolationmeasuresarerecommended.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping当水平支管的管架采用单杆吊架时，应在管道起始点、阀门、三通、弯头及长度每隔15m设置承重防晃支、吊架。竖井内的立管，每隔2～3层应设导向支架。Whensingle-rodhangersareusedforhorizontalbranchpiperacks,load-bearingandanti-swaysupportsorhangersshouldbeinstalledatthepipe’sstartingpoint,valves,tees,elbows,andatintervalsof15metersalongthepipe.Forverticalrisersinshafts,guidebracketsshouldbeinstalledevery2to3floors.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping3、在建筑结构负重允许的情况下，水平安装管道支、吊架的间距应符合下表的规定：3.Wherethebuildingstructurepermits,thespacingforhorizontalpipesupportsandhangersshouldbeconsistentwiththetablebelow:公称直径mmNominaldiameter(mm)15202532405070支架的最大间距Maximumspacingofsupports保温Insulated1.522.52.533.54不保温Uninsulated2.533.544.556公称直径mmNominaldiameter(mm)80100125150200250300支架的最大间距Maximumspacingofsupports保温Insulated555.56.57.58.59.5不保温Uninsulated6.56.57.57.599.510.5空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems焊接裂纹Weldingcracks漏焊、欠焊Incompletewelding,insufficientwelding一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping5、支、吊架生根要牢固，一般采用预埋铁件、膨胀螺栓等方法。5.Theanchoringofsupportsandhangersshallbesecure,andistypicallyachievedbyembeddingironfittingsorusingexpansionbolts.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping6、支、吊架在安装前应做防锈处理，一般除锈后刷两道防锈漆。6.Supportsandhangersshouldgothroughrust-prooftreatmentpriortoinstallation,generallybyderustingfollowedbyapplicationoftwocoatsofanti-rustpaint.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping7、沟槽连接的管道，水平管道接头和管件两侧应设置支吊架，支、吊架与接头的间距不宜小于150mm，且不宜大于300mm。7.Forgroovedpipingconnections,supportsandhangersshouldbeinstalledonbothsidesofhorizontalpipejointsandfittings.Thedistancebetweenthesupportorhangerandthejointshouldbenolessthan150mmandnogreaterthan300mm.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems一、金属管道支、吊架安装规定I.Requirementsfortheinstallationofsupportsandhangersformetalpiping8、支、吊架在安装后应按管道坡向对支、吊架进行调整和固定。支、吊架应顺直、美观。8.Afterinstallation,supportsandhangersshouldbeadjustedandsecuredaccordingtotheslopedirectionofthepiping.Supportsandhangersshouldbestraightandvisuallypleasing.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems二、管道支、吊架安装注意事项II.Precautionsforinstallingpipesupportsandhangers1、管道穿越墙体或楼板处应设钢制套管，管道接口不得置于套管内，钢制套管应与墙体饰面或楼板地面平齐，上部应高出楼层地面20～50mm，且不得将套管作为管道支撑。1.Whenpipespassthroughwallsorfloorslabs,steelsleevesshallbeinstalled.Pipejointsshallnotbelocatedinsidethesleeves.Steelsleevesshouldbeflushwiththewallfinishorfloorsurface,andtheupperendshouldextend20–50mmabovethefloorlevel.Sleevesshallnotbeusedaspipesupports.当穿越防火分区时，应采用不燃材料进行防火封堵；保温管道与套管四周的缝隙应使用不然绝热材料堵塞紧密。Whenpassingthroughfirezones,non-combustiblematerialsshallbeusedtoprovidefirestopping.Forinsulatedpipes,thegapbetweentheinsulationandthesleeveshouldbetightlysealedwithnon-combustibleinsulatingmaterials.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems二、管道支、吊架安装注意事项II.Precautionsforinstallingpipesupportsand2、固定在结构上的支吊架不得影响结构的安全；2.Supportsandhangersanchoredtothestructureshallnotcompromisethestructuralsafety.3、蒸汽管、热水管的固定支架及滑动支架要严格按照设计的位置安装，其管道要牢固地固定在支架上；3.Fixedsupportsandslidingsupportsforsteamandhotwaterpipesshallbeinstalledstrictlyinaccordancewiththedesignpositions,andthepipesshallbesecurelyfixedtothesupports.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems当多条管道并排布置时，可共用支、吊架。Whenmultiplepipesarearrangedinparallel,theymaysharecommonsupportsandhangers.空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsystems槽钢门型支架Channelsteelportal-typesupport角钢门型支架Anglesteelportal-typesupport采用角钢作为支架底座，安装时造成半明半暗，观感差。Whenanglesteelisusedasthesupportbase,itresultsinasemi-concealed,semi-exposedappearance,whichaffectstheoverallvisualquality.采用钢板作为支架底座，实用又美观Whensteelplateisusedasthesupportbase,itisbothpracticalandaestheticallypleasing.垂直管道支架详图Detaileddrawingofverticalpipesupports空调水系统支、吊架安装Installationofsupportsandhangersforairconditioningsys