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首页 水暖施工知识(Plumbing construction knowledge)

水暖施工知识(Plumbing construction knowledge).doc

水暖施工知识(Plumbing construction kn…

沵婹哋溫渘_
2018-05-02 0人阅读 举报 0 0 0 暂无简介

简介:本文档为《水暖施工知识(Plumbing construction knowledge)doc》,可适用于社会民生领域

水暖施工知识(Plumbingconstructionknowledge)水暖施工知识(Plumbingconstructionknowledge)Chapterunderstandingofpipelineconstructiondrawingsdesignspecificationrequirements,heatingbranchshallnotbelessthanDNinsulationroutinepracticewatersupply:anticondensationheatpreservation,hotwater:heatpreservation,fireprotection:noinsulation,chilledwater:eventhevalveneedstokeepwarm,coolingwater:accordingtothedesignrequirements,notrequired,cannotbedoneGenerally,thepipesintheceilingshouldbeinsulatedWatersupply:concealedanticondensationheatpreservationsurfaceacrossthehall,thebedroomandthelivingroomdoormustdoanticondensationheatDrainage:concealeddoanticondensationheatpreservationsurfacepublictoiletclosestooltrapmustdoWell,inadditiontothefiresprayingpipelinearemadeofinsulationgalvanizedsteelwireconnection:"DN,>DNwelding(anticorrosive),flangewelding(canbetwotimesless,galvanized)threadflangeconnectionthedistancebetweenthepipeskinandthewallismmwhentheheatingpipeisconnectedtotheverticalpipe,theisadoptedwhentheriserpipesectirsystem,coolingsystemaccordingtothecentralizedairconditioningprocessingairsource:closedtype,DCtype,mixedtypeaccordingtotheparts:airconditioningairsystem,airconditioningwatersystem,cleanairconditioningsystem,refrigerationequipmentsystem,watercoolingunit,coolingtower(two)mainequipmentairconditioningunit,freshairunit,fancoilunit(three)ventilationsystem:OneSpringshockabsorbershouldnotbeusedforverticalpumpshockabsorptionindoordrainagepipe:UPVCdrainagepipe,castironpipe,concretepipe,composedofwashbasinanddrinkingfountainstothecommonwatersealandconnectionofsanitaryequipmentdrainagepipecanbeusedsteelpipeThebranchpipewithstools,DN,thebranchpipewithstools,DN,morethanbranchpipesforsanitaryappliances,DNindoorrainwaterpipe:castironwaterpipe,watersupplyplasticpipe,galvanizedsteelpipe,Clarinet(corrosion)verticalpipeinspectionporteveryotherlayer,thebottomandthehighestlayerwithsanitaryequipmentmustbeaddedverticaldrainagepipeandmainpipe(suchashouseholdmanagement)shouldbepiggingtest,theballdiameter"drainagepipediameterUPVCdrainrisershouldbeequippedwithexpansionjointorthreepass(withexpansionjoint)andfiresuppressionring(orfireproofcasing)Theexpansionjointspacingisnotmorethanmeterstoconnectormorethanstoolorormorethansanitaryappliances,transversetubeshouldbesettosweeptheexit(clearingequipment)horizontalpipeandhorizontalpipe,horizontalpipeandriserpipeshouldadoptdegreethreeordegreefourpass,degreeinclinedthreewayordegreeinclinedfourwayRiseranddrainagepipeshouldusedegreeelboworradiusofcurvatureisnotlessthantimesthediameterofthedegreeelbow(TYthreepass)theoutletpipemmabovetheroofmustbegreaterthanthesnowthickness(notontheroof),Beijingregulationismmwhenthewallorfoundationofoutdoordrainagepipemustbereversed,degreeelboworthreewayshouldbeadopted,andthesweepingoutletshouldbeinstalledintheverticalpipesectionindoorhotwatercanbedividedintofullcirculation,semicirculationandnoncirculationThenaturalheatcompensation(elbow,squareexpansionforce)shouldbeusedasmuchaspossibleinhotwaterpipelinethewaterpipeshouldbeflushed,andthetankisnotallowedtodowaterpressuretestonlyforirrigationtestHotwatersupplyandreturnwater,watercollectiontank,watertank,hotwaterboxshouldbeusedasinsulationTheopenwatertankshouldbesubjectedtofullwatertest,andtheclosedwatertankshouldbesubjectedtohydrostatictesttheinstallationofsanitaryappliancesshouldbefixedwithembeddedboltsorexpansionboltsSanitaryappliancesshouldbefilledwithwatertestandwatertestWatersupplypipelinedistancefromtheground:washbasinmm,toiletmm,bathtubmm,showermm,squattoilet(manualselfclosing)mm,verticalurinalmm,hangingurinalmmindoorheatingsteelpipe:weldedsteelpipe"DNthreadconnection",>DNweldingpipeslope:steamtothesamedirectionhotwaterpipeline,steampipeandcondensatepipeslope,shallnotbelessthanSteamwaterreverseflow,hotwaterpipeline,steampipeslopeisgreaterthanorequaltoTheslopeofthebranchpipeisequalto,andtheslopedirectionisbeneficialtodrainageanddischargebalancevalveandcontrolvalve(systemmainpipe)allhavedirection,withpressureintervalThepartycompensatorshouldhaveawholeseamlesssteeltubesimmersystemTheradiatorbranchpipelength>mclampshouldbeinstalledoffernextsystemhotwaterdrypipediametershouldbeconnectedwiththetopflateccentric,steampipediametershouldbeflatbottomeccentricconnectionHightemperaturewater(C)flangedorflangedvalvesNonpipelinehightemperaturewaterintheceilingarenotthebestjointandflangevalveorscrewvalvewithaflangeradiatorwithfootpiece,piecesoflessthanlegs,piecesofmorethanlegsMorethanpiecesofbracefilter:waterpumpentrance,smallercleaner,floorheatingsystem,theheattransferstation,boilerbackwaterhousekeepercleaner,moreDirtremoverusuallyneedsbypasspipeThemaincleaning,easilybrokenequipmentshallbeaddedtobypassaccessories(two)ventilationandairconditioningthepurchasedwindductintheprojectmustalsoprovidethecorrespondingproductqualificationdocumentsortheverificationofstrengthandtightnesstheacceptanceoftheventilationductspecification,thewindpipewiththeouterdiameteroroutsidelengthasthestandard,theairductwiththeinsidediameterorinsidesidelengthasthestandard,Theirregularellipticductisreferencedtotherectangularairduct,andthelength,thelengthoftheplaneandthelengthoftheshortdiameterareconsideredasthestandardgalvanizedsteelplateandallkindsofsteelplatewithcompositeprotectivelayershouldbebittenorriveted,andshallnotadopttheweldingconnectionmethodthataffectsthecorrosionresistanceoftheprotectivelayersealedairpipeshouldbeconnectedtothemainsealplate,thesealantandothersealingmethodSealantperformanceshouldmeettherequirementsoftheuseoftheenvironment,thesealingsurfaceshouldbelocatedinthepositivepressuresideoftheairductwindpipematerial:ordinarysteel,galvanizedsteel,stainlesssteel,hardPVC,organicglasssteel,inorganicglassfiber(glassclothlayernotlessthanthecorrespondingstandard,thesurfaceshallnotappearantihalogenorseverefrost)themainbody,frame,fixingmaterialandsealingmaterialoffireproofairductmustbenoncombustiblematerial,andthefireresistancegradeshouldcomplywiththedesignregulationcompositewindpipecoveringmaterialmustbenoncombustiblematerial,internalThefourthchapterquotalectureIdrainageandheatingquota()generalintroductiontypesofpipelineandindoorpipeDivision:stationorcomputerroomfortheouterwallskinindoorpipingandoutdoorpipingDivision:theouterwallskinmofthebuildingistheboundaryoutdoorpipeandmunicipalpipeclassification:steelpipe"DNoutdoor",>DNmunicipalSeamlesssteelpipe"","beyond"municipalCastiron"DNoutdoor,>DNmunicipal"operationheight:ultrahighcoefficient>m,referstotheoperationofcropsorequipmentinstallationheightdistancefromthesamefloorBase:*ultrahighcoefficientofartificiallaborhighrisebuildingultrahighcost:eavesheight>m,takethecostbase:laborcost*superhighrisebuildingfeeheatingsystemcommissioningfee:unitprojectlaborcost*(excludingheatsourcecost),ofwhichlaborcostsaccountedforofthecommissioningfeescaffoldingusefee:unitlaborcost*(two)indoorpiping:Understanding:pipelinepressure,material,connectionwayisdifferentpipechamberpressure:lowpressuretestoncehighlayertestpressure,singlepressuretest,systemtestpressureandhiddenworkslowpressuregalvanizedsteelpipe(wire)withinDNpipetoincludelowpressuregalvanizedsteelpipe(welding)withoutsupportsandhangers,fittingsareincluded(finishedproducts:elbow,onsiteprocessing:threemouthopening)lowpressuregalvanizedsteelpipe(flangeconnection)needtwozincplating,flangesheet,costisnotincludedgrooveconnection(clampconnection)usedforwatersupply,drainage,firefightingandgasMechanicaloropenholeconnection:commonlyusedinthethreepassPipefittings:grooveconnectionwatersupplycastironpipe:commonlyusedinburiedpipe(castironpipethansteelpipemechanicalstrength,corrosionresistance)drainagecastironpipe:horizontalconnection>stoolorhighrisebuildingmusthaveauxiliaryventilationpipeTheauxiliaryventpipefittings,thethroughcapandtheverticalpipeinspectionportarecontainedinthequotaintheformofcontent,andneednotbecalculatedseparatelyflexiblecastironpipe:rubberflangeinterfacetypeAWtypehoopconnectionaluminumplasticcompositepipe:brasstubeconnectionorcardsleeveconnection,pipeconnectionbetweenthethreadPlasticcompositepipeandPVCUplasticpipewatercontainingpipefittings,steelplasticadapterinstallationfee,butnotincludingthematerial,thecontentofWithintheDNcontainsthealuminumplasticcompositepipeclampUPVCdrainageplasticfittingsinclude:breathercap,expansionjoint,verticalinspectionportandstoolconnectionpipe(squattingtoilet)neednotbecalculatedseparatelyfiresuppressionringorfireproofsleeveneedtobeprovidedseparately:PPRtubewiregalvanizedsteelpipesectionconnectedwiththeimplementationbondingUPVCplasticwatersupplypipehotmeltweldingexecutionchaptereighthgaspipelinePEelectricmelting(three)budgetprice,thematerialbudgetpricehasthreeparts:supplyprice,storagefee,procurementfeeThesupplypriceiscomposedofthefollowingparts:freight,packingcharges,supplyandmarketingdepartmentfees,appearancefeesthepriceonthecostinformationisthepricetobetransportedtotheconstructionsite,butitdoesnotcontainofthestoragefeeThepreparationofJixietaibanfixedcosts:depreciation(torecoveritsoriginalcostwithintheprescribedscopeofuse)Overhaulcost(overhaulcost,maintenancefee)theprojectcostincludesdirectcost,enterprisemanagementfee(deductingtheprojectdepartmentmedicaltreatmentandpension),profitandtaxThedirectfeeincludeslaborcost,materialcost,mechanicalfeeandonsitemanagementfee(includingonsitemanagementfeeincludingtemporaryfacilitiesfeeandfieldfunds)(four)outdoorpipelineoldpipelineandnewpipejoint:heatsourceappliestwelfthoutdoorheatsourcepipelinetomeetwatersupplypipeappliesthirteenthoutdoorwatersupplycastironpipeandthreewaywatersourcejointfillsand:accordingtothedesignrequirementstocalculate,notnecessarilyfilled,suitableforburiedheatpreservationpipeandburiedpipe(five)stationtypepipelineVolume:applypressureweldingpipefittingsfinishedweldingsteelpipepipeinstallationrepairmaterialsonsiteproductionprocessingtolowpressureweldingsteelpipepipeinstallation,donotneedtofillmaterialAllkindsofpipefittingsonsiteprocessing,includinginchargeofexoculationreceivedthreepass,controlofdifferentdiameterpipe,pipeconnectionaretheimplementationofthecorrespondingitem,nolongercalculatepipematerialcost,iflessthanthreeheaddiameterexoculationbranchpipespecificationsaccordingto,thepipediametercalculationifthepipediameterislargerthantheheaddiameterofwhenthediameterofpipespecificationsbythecompetentform(six)valvesandflangespressurereducingvalvegroupconstitution:(seven)sanitarywaresquattoilet:ifyouuseUPVCdrainagepipe,squattoiletconnectionpipeisnotonlycalculated,includedintheconnectorpartstoilet:iffordrainage,onlyatoiletsoftjointinstallation(betweenpipeandstool)toiletbowl:flushtankproductionexecutionninthchapterwatertankproductionWashwatertankbracket,carryoutthirteenthchapterequipmentsupportproductioncivilmoppool:floormountedfaucetandfloordraininstallationdesktopexecutivefaucetanddrainageplugwithwaterretainingbendThetoiletimplementsthewaterfaucetandthedrainageplugwithoutthewaterretainingbendthemultifaucetwashingtankperformsapluralityofwaternozzlesandadrainageplugwithawaterretainingbend,andifthefloordraincanbecarriedout,thedrainageplugandthefloordrainwithoutthewaterretainingbendcanbeexecutedwashingmachineinterfaceimplementationfaucetinstallation,changematerial:theleadingwashingmachinemultifunctionalfloordrain,drainagewaterbathbox(cabinet)theimplementationofthethreeusesofthedrainageinstallationinstallthecorrespondingitemlevelcleaningporttoperformsweepingexit(connectmorethantwostoolormorethanthreewaterappliancesmusthaveasweepingexit)standpipeinspectionport,breathercapandexpansionjointarecontainedinthepipefittingscontent,neednotbecalculatedseparatelysuspensiontypespacerTrailer(bracket)shallbecalculatedseparatelyequipmentrackbrushoilneedtoperformmetalbracketbrushpaint(eight)heatingappliancescastironradiator:generalneedonthespot,notclearinstallationaretheimplementationofthesameitem,eachfootplateisinstalledonthefloorwithandwithoutfootplateItdoesn'tmatterIt'sonlymediumfloormountedradiator:lessthanpieces,withfootpiece,pieces,withfootpieceThecolumntypecastironradiatorinstalledmorethanpieceseach,needtobrace,braceexpensesshallbecalculatedseparately,withphisteel,metalstentinstallationitemTheinterfacesealingmaterialslistedintherationarepreparedaccordingtothefinishedproductrubberpad,andshallnotbeadjustediftheyarenotinconformitywiththedesignSteelclosedradiator:generallyreferstothefinishedproduct,forhangingtype,unit:referstothegroup,includingfixedtowhookmountingbracket,iffinished,thematerialisnotincludedinthetowinghook,thehookwillbootThequotaisincludedinaleakedblock,ifinstalledmanualvalvemanualvalveisinstalledontheotherhighfrequencyweldingfintuberadiator:thequotaincludestheinstallationcostoftheshield,butdoesnotincludethevalueitselfmulticolumnsteeltuberadiator:canbeusedforhotwaterorsteam,suchasZEHNDERradiatorEightRadiationconvectionradiatorinstallation,nohangingorlandingequipment,withacertainamountofimplementation,inaccordancewiththemainbearinginstalledfloorhasdevelopedlightpiperadiator:AtypeandBtypeinstallation,connectingpipeforquantityhasbeenincludedinthequotashallbecalculatedsetsofcylindersandautomaticexhaustvalveforthehighestpointofthehotwaterheatingsystem,calculatedseparatelyonthevalveandventpipewarmairmachineinstallation:withoutbracketproductionandinstallation,thirteenthchaptersaccordingtotheequipmentbracketproductionandinstallationlowtemperaturefloorradiantheating:accordingtothelayingmethodofdifferentspecifications,inordertometercalculationGenerally,thereisnopipefittings,andnoheatpreservationnetisincludedinthequotaThequotahasalreadyincludedthegroundpouringcoordinationconstructionWithaluminumplasticcompositepipe,polybutylenepipe,polypropylenepipe,polyethylenepipeandotherpipelinesasfloorheatingpipe,theimplementationoftheprojecttheheatingsystemcommissioningcostwillbecalculatedseparately,andthecostwillbecharged(eight)firefightingsystemdecompressionholeplateposition:infrontofthehydrantlivejointconnection,infrontofthefirehydrantflangeconnection,inthehydrantafterthenozzleconnectionFlangeinstallationshallbecalculatedseparatelyoutdoorundergroundfirehydrantwelltoimplementthefirstvolumeofcivilengineeringquotaIntheinstallationofthegasdrivedevice,thenumberofthesleeveconnectorsshallbecalculatedaccordingtotheamountofthedesigndrawingsstoragedeviceseatbracketshallbecalculatedseparately,theimplementationofthethirteenthchapteroftheequipmentsupportthecorrespondingitemIntheinstallationofstorageequipment,theinstallationofstorageequipmentandvalvedrivedeviceandnitrogenboosteroffireextinguishingagentstoragevessel,systemcomponent,safetyvalveandsoonareincludedinthequotaTheinstallationofnitrogendioxidestoragedeviceneedsnogaspressurization,andthepurenitrogenshallbedeductedwhenthequotaisexecuted(nine)gaspipeline:PEpipe,polyethylenepipefittingsshallbecalculatedseparatelyConnectionmode:smalldiameterelectricmeltinglargediameterhotmeltpolyethylenepipeconnection,suitableforpolyethylenethreelinks,elbow,reducer,pipeplug,sleeveandotherpipeconnectionsteelplasticadapter:whetherwireweldingandflangeconnection,boththeimplementationofthesameitemiftheflange,theflangeboltitselfvalueseparately,accordingtothedesigndrawingsandmetermeterlossratecalculationgaspipelinewithlessthanintheeighthchapterofPEgaspipeline,gaswellaccordingtothefirstvolumeofconstructionfeesupplementoutsidePEpipeproject,gaswellimplementationofmunicipalpipelinefee(ten)lowpressurecontainerassemblytypewatertankincludesthecostofmakingandinstallingprofiledsteelunderframe,andotherequipmentsupportsareseparatelycalculatedwatersupplydevice:pressuretankpressurecontrollerwithbuiltinpumpequipment,ifequipmentisincludedinthejointgroupofsoftmaterialprice,otherwiseshallbecalculatedseparatelyforheatinsulationequipmentequipmenttoexecutequotaitemsgroutingbetweenequipmentandfoundationgenerallyreferstothetwogroutinganchorboltsproductionandgrouting:iftheequipmentcomeswithanchorboltsandgroutingiftheequipmentdoesnottake,applytheequipmentanchorboltstomakeandgroutingofftheroadtransport:generalusewiththetankproductionIfthefinishedproductisinstalled,thecostisincluded(eleven)boilerifthegasboiler,shouldbecookedlightfuelconversionfurnaceandovenusedtogas(twelve)pumpandshockabsorptionifthepumpdoesnotmatchtheanchorbolt,theotherninthchaptersofthefoundationboltproductionandinstallationshockabsorberconnectingplate(fourteen)casingandhangertechnologicalprocess:preformedhole,preformedcasing,safetycasing,pluggingholeProfiledsteelantirustprefabricatedsupportPipelineantirustprefabricatedpipesectionhangerscalculation,unitkg,applyyearbudgetestimatequotasteelquantitypiperackisapplicabletothegeneralwoodpadpipelinepipeframeissuitablefortheairconditioningwatersystem,includingwoodenpadhexavalentchromium,accordingtotheMpurchase(aboutyuanm)springpipeframesuitableforhangerdesignspecialinstructions,Ifthereisamovablebracketwithverticaldisplacement,thevalencechromiumofthespringisnotincludedinthequotaUPVCisfinishedbuydrainagepipe,thefixedhangerisfoldedinthecardmaterialcasing:commonpackingcasingNofillersteelsleeve:theinstallationofweldedsteelpipe,calculatedbyMlargerthanthediameterofWaterproofsleeve:rigidityandflexibilityFiresuppressionring:UPVCdrainpipe,theupperandlowerwaterpipesthroughthewallwithnofillercasing,drainagepipethroughthefloorwithoutcasingheatingpipeasacommonfillercasing,gaspipelinethroughthefloorwithasphalt,applycommonfillerbushing(fifteen)pipehydraulictestandflawdetectionHydraulictest:pipelinepipelineitselfcontainingapressuretest,ifrequiredtoperformthedesignandconstructionofhydraulicpressuretestquotatwotest,pressuretestwithliquidreferstoanythingexceptwaterifthewatercanbeignored,thepressuregaugeandvalvetoamortizethematerialintoapressuregauge,valvepressuretestpipeline:thepipelinegasrequiredforpressuretest,pressuretestforpressurepipelinepipelineleaktest:suitableforpipelineconveyingtoxic,toxicandcombustiblemediumSuchasgaspipelineindoorpartpipelinevacuumtest:airconditioner,watertankbrassandsoon,needtodovacuumtestwaterflushing:allmediumwaterpipesneedwaterflushing,heatingpipeliquidflushing,drainagepipenotdoingpipedisinfectionflushing:suitablefordomesticcoldwater,hotwateranddrinkingwaterSuchasburiedwatersupplypipeline(drinkingwater):pressure,flushing,disinfectionBuriedfirepipeline:pressureandflushingcompressedairpurging:theoutdoornaturalgaspipelineneedstobeblowninthehydraulictest:waterforwaterpipelinepiggingtest,closewatertesthasbeenincludedinthedrainagepipeinstallationquotaThewaterpiggingtestneedtoapply,generallyreferstothedrainagemainpipeandbranchpiperiser(donotdo,butifitisthetoilet,squattingandmainpipeconnectingpartsneedtodoistodothemassiveobjectflowpipelinepiggingpipelineacidwashingandalkaliwashing:suitableforprocesspipingdegreasingtest:oxygenpipelineflawdetection:suchasmunicipalpipeline(sixteen)paintinsulationcastironradiatorbrushpaintquantityaccordingtompieceheatretainingplateproductionandinstallation:theplaceofcondensationwaterriserhooknail:crossdrypipediameterbiggerhooknailgalvanizedsteelboxinsulationusedinvalve,flangeinsulationdirectlyburiedheatpipejoint:suitableforoutdoorburiedpipeTwoVentilationandairconditioningquota()ventilationpipesandcomponents:powersystem:fan,returnairmachineairhandlingsystemairdeliverysystem:muffler,balancevalveairdistributionsystem:louvers,exhaustoutlets,airoutletventilationpipe:thinsteelplate,glassfiberreinforcedplasticandcompoundtypemeteringprinciple:withoutdeductingelbow,threepass,variablediametervalvepartsSpecial:elbowguidevane,whenmeasuring,donotdeducttomakeassemblyquotamufflerelbowdeducted,applymufflerelbowinstallationfiredamper,muffler,staticpressureboxandmufflerelbowhaveincludedsupportandhangerinstallationcalculatethemufflerwhenthemufflerisinstalledcontinuouslytheexpansionareaofthestaticpressureboxiscalculatedaccordingtothesides,withoutopeningtheholerectangularwindpipeconcentricbentpipe,whenlargesidelength(horizontalsidelength)mm,mustbeequippedwithguidevanescheckholesettingposition:whentheairductislonger,oneendoftheheadisoneifforcomfortableairconditioningcannotforconstanttemperatureandhumidityairconditioningneedstosethigheffectfilterneedtosetinspectionholemeasuringhole:theinletandoutletofthedrypipeandbranchpipearedesignedthetightnessofthesystem:theareaoftheairducttestedbyMiscalculatedaccordingtotherequiremen
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