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8-41电气工程ElectricWorks一、工艺流程图TechnologicalprocessDiagram二、电气安装质量控制点及控制措施QualityControlPointandControlMeasureonElectricInstallation分项工程Sub-item质量控制点QualityControlPoint质量控制措施QualityControlMeasure备注Remark施工准备ConstructionPreparation材料计划、材料送审、施工方案Materialplan,materialreviewandapproval,andconstructionprogram认真编制Workoutcarefully明管安装Open–pipeinstallation位置、标高正确、接地良好Thepositionandelevationarecorrect,andthegroundingisgood绘制综合图及管路接地大样图Drawintegrateddrawinganddetailofpipelinegrounding桥架线槽安装Installationoncranespanstructureslot标高准确、吊架安装、穿墙、楼板的防火处理、与其它专业管道的间距Correctlevel,installationonhangerframe,fireprotectiontreatmentofthrough-wallandfloor,clearancewithotherspecialpipeline绘制综合图、吊架安装图、防火处理大样图Drawintegrateddrawing,installationdrawingofhangerframe,anddetailoffireprotectiontreatment穿线配线Threadingdistribution接线正误、导线涮锡、导线损伤Wiringcorrecterror,conductingwirewithrinsingtin,conductingwirewithdamage严格执行接线图、涮锡穿线时注意保护导线Strictlycarryoutwiringdrawing,rinsingtin,payattentiontoprotectingthewirewhenthreading电缆敷设Cablelay电缆平直、固定牢固、电缆弯扁度、标识Straightcable,firmfixing,cablebending,andidentification落实图纸、规范相关要求Implementrequirementsrelatingtodrawingandspecification焊接点Soldereddot焊接部位的接地电阻、焊点表面光滑饱满Groundresistanceatweldedposition,andthesurfaceatweldedpointissmoothandfull焊接完成后测试焊接部位的接地电阻Testthegroundresistanceofweldedpositionafterfinishingthewelding.器具安装Applianceinstallation位置正确、安装牢固、观感良好Thepositioniscorrectandinstalledfirmly,theappearanceisgood.按绘制的机电综合图、表面器具布置平面图安装Arrangetheplaninstallationaccordingtoelectromechanicaldrawnintegrationdiagramandsurfaceappliance调试Debugging系统运行的稳定性、运行的可靠性、绝缘摇测Operatingstability,reliability,andinsulatingshake-measureinsystem制订专项调试方案Workoutthespecialdebuggingplan三、关键工序技术及质量控制保证措KeyWorkingProcedureandQualityControlGuaranteeMeasure1、镀锌钢管明敷设OpenLayofGalvanizedSteelPipe本工程明敷设钢管均采用了镀锌钢管明敷设工艺。Allopen-laysteelpipesintheprojectadopttheopen-laytechnologyofgalvanizedsteelpipe.（1）工艺流程Technologicalprocess：（2）可上人的吊顶内以及不封闭式竖井通道内的配管为明配管，其管路走向及支架固定均应按明配管要求施工。Thedistributingpipeinsuspendedceilingsthatcanbeenteredintoandshaftpassagesthatarenotclosedisopen.Bothitspipelinedirectionandsupportfixtureshouldconstructaccordingto施工准备管路明敷管路暗敷管内穿线器具安装电缆敷设设备安装线槽安装防雷与接地施工调试母线安装installationpreparationpipeinteriorwirelayinginstrumentinstallationcablelayingequipmentinstallationdebuggingnakedpipeinstallationcoveredpipeinstallationtraywirefillisterlightning-protectionearthengineeringsealedbus-bararrangement施工准备支吊架、弯管预制测定盒箱及固定点位置支吊架固定盒箱固定管路敷设沉降缝处理跨接地线ConstructionpreparationSuspenderandsiphonprefabricatedThepositionofthemensurationboxandrootSuspenderfixationBoxfixationPipelinelayoutSlotdealingGroundline8-42requirementsofopendistributingpipes.（3）按设计要求用冷煨法把管子煨出所需的弯度，20mm以下管径的管子用手板煨管器，25mm以上管径用液压煨管器（或专用煨管器），煨弯处凹扁度应符合规范规定。Usethesimmeringmethodtosimmerpipeswithanecessarybendaccordingtodesignrequirements.Pipesthatthepipediameterislessthan20mmmayadoptapalmsimmerpipemachine.Pipesthatthepipediameterismorethan25mmmayuseahydraulicsimmerpipemachine(orspecialsimmerpipemachine).Theconcavityatsimmeringbendsshouldaccordwithspecificationsandregulations.（4）断管采用钢锯或无齿锯，需断切的管子尺寸准确，将管子置于压力钳口中心卡紧，断口平齐。断口处用锉将管口内外锉光，无毛刺，管内铁屑清除干净。Brokenpipesadoptahacksaworasawwithoutteeth.Thesizeofpipeneedingtocutshouldbeexact.Putpipesonthecenterofpressurejaw,andkeepfractureseven.Atfracture,filltheinnerorouterofpipeorificesmoothlywithoutanyburr.Thescrapironinpipeshouldbecleanedclearly.（5）管子套丝采用套丝机，根据管子外径及扣距选用相应板牙，将管子用台虎钳或龙门压架钳紧牢固，再把绞板套在管端，均匀用力，不得过猛，随套随浇冷却液。丝扣不乱且干净清晰，管箍上好后，管口应对严，外露丝扣不应过长。（外露丝扣不得超过3扣）Themantlefiberofpipemayadoptamentalfibermachine.Selectcorrespondingdiesaccordingtotheouterdiameterandofpipethepitch.Clampthepipesfirmlybyusingaviceorplanerpressingpliers.Thencoverthecapstanonpipeends.Exertevenlynottoostrongly,andpourthecoolingfluidonitwhilecovering.Theclaspisnotindisorderandcleanedclearly.Afterpipesarehopedwell,pipeorificesshouldbeaimedataccurately.Andtheexposedclaspshouldnotbetoolong.（6）镀锌钢管必须采用通丝管箍连接。不得采用熔焊跨接地线，应在连接处的两端用专用接地卡固定跨接接地线，（镀锌钢管丝扣连接也可以直接用导电膏不采用跨接）如下图所示：Galvanizedsteelpipesmustadoptharnesscordpipehoopstoconnect.Donotadoptfusion-weldingbridgegroundwires.Usethespecialgroundcardattwoendsofjointstofixandbridgethegroundwires.Theconnectionofgalvanizedsteelpipesisshowninthefollowingfigure.镀锌钢管连接方法ConnectiononGalvanizedSteelPipe2134符号说明：SymbolExplanation1-镀锌钢管Galvanizedsteelpipe2-接地卡Groundcard3-接地线Groundwire4-通丝管箍Harness-cordpipehoop（7）严格按图纸要求敷设管线，坐标与标高准确，固定牢固。管路敷设按规范要求加装接线盒，管箍连接处采用专用接地线卡跨接地线，线管进入盒、箱处，按设计要求预留孔、洞，待稳住盒、箱后再进行下道工序，需加装护口处应及时加装护口。Laypipelinesstrictlyaccordingtorequirementsindrawing.Bothcoordinatesandlevelsareaccurateandthepipelinesshouldbefixedfirmly.Thepipelayisaskedtoaddaterminalboxaccordingtospecificationrequirements.Thejointofpipehoopadoptsspecialgroundwirecardstobridgethegroundwire.Spoolsareputintoboxes.Andholesandorificesareaskedtopre-leaveaccordingtodesignrequirements.Onlyafterboxeshavebeenstable,carryoutthenextworkingprocedure.Aprotectiveorificeshouldbeaddedintimeatthepositionthatneedstoadd.（8）钢管沿墙过沉降缝敷设，按照下图进行敷设：Laysteelpipesthroughsettlementjointsalongwithwall,andcar