建筑施工技术装配式建筑安装施工55课件

装配式建筑安装施工《建筑施工技术》InstallationandInstallationofPrefabricatedBuildings装配式建筑安装施工ClassificationofShearWallMembers剪力墙构件的主要种类01Precastwallslab预制墙板Precastcompositeslab预制叠合板02Precaststair预制楼梯03InstallationandInstallationofPrefabricatedBuildings装配式建筑安装施工HoistingandInstallationProcessofWallSlab墙板吊装流程步骤Settingoutandleveling放线抄平Steelbaralignment钢筋校正Groutinginbays灌浆区分仓Hoistinginplace吊装就位Supportinstallationandadjustment支撑安装与调整Groutingatjoints连接部位灌浆找平及清理：如果安装位置有不平整的现象则需要进行找平，并清理，确保安装位置平整洁净。01Keypointsofinstallationofwallslabs:墙板安装施工要点：Levelingandcleaning:Iftheinstallationpositionisuneven,levelingandcleaningarerequiredtomakeitflatandclean.连接钢筋高度根据墙板配筋图确定，如需切割赢采用无齿锯切割，严禁使用钢筋切断机切断。切割时保证插入套筒段钢筋无飞边毛刺；ExampleofConnectingBar连接钢筋实例01Determinetheheightofconnectingbarsaccordingtothewallslabreinforcementdrawing.Toothlesssawsshouldbeusedforcuttingwhennecessary.Don'tusebarcuttingmachine.Whencutting,ensurethatthepartofthebarsinsertedintosleevesisfreeofflashingandburr;Keypointsofinstallationofwallslabs:墙板安装施工要点：用钢筋定位钢板复核连接钢筋，并矫正偏位钢筋DiagramofCheckofConnectingBarsUsingBarPositioningPlate钢筋定位钢板复核连接钢筋示意Checkconnectingbarsusingthebarpositioningplate,andalignthedeviatedbars.Keypointsofinstallationofwallslabs:墙板安装施工要点：01预制构件钢筋插入灌浆套筒的锚固长度应符合灌浆套筒参数要求，并应不小于插入钢筋公称直径的8倍。Theexposedlengthshouldmeettherequirements外露长度符合要求Theanchoragelengthofprecastmemberbarsinsertedintothegroutingsleevesshouldbeinaccordancewithgroutingsleeveparametersandshouldnotbelessthan8timesthenominaldiameterofthebarsinserted.01Keypointsofinstallationofwallslabs:墙板安装施工要点：定位放线：安装前须按照设计图纸进行准确的定位放线。02Positioningandsettingout:Beforeinstallation,accuratepositioningandsettingoutmustbecarriedoutaccordingtothedesigndrawings.Keypointsofinstallationofwallslabs:墙板安装施工要点：ExampleofBayDivisionwithPEStripsPE条分仓实例03墙板、暗柱放线完毕后，清理墙板底部砼面，然后采用PE条对灌浆区进行分仓。Aftersetting-outforwallslabsandconcealedcolumnsisfinished,cleantheconcretesurfaceatthebottomofwallslabsandusePEstripstodividegroutingbays.Keypointsofinstallationofwallslabs:墙板安装施工要点：03Incaseofgroutingwithmotor-drivenpumps,thelengthofabayshallnotexceed1m.采用电动灌浆泵灌浆时，一般单仓长度不超过1m。Thelengthmaybeextendedifthisisprovedfeasiblebyrealgrouting,butitshouldnotexceed3m.在经过实体灌浆试验确定可行后可延长，但不宜超过3m。Incaseofgroutingwithmanualguns,thelengthofabayshouldnotexceed0.3m.采用手动灌浆枪灌浆时，单仓长度不宜超过0.3m。Thewidthofthepartitionwallbetweenbaysshallnotbelessthan2cm,andthedistancetotheouteredgeoftheconnectingbarshallnotbelessthan4cmtopreventblockingthesleeveopening.分仓隔墙宽度应不小于2cm，为防止遮挡套筒孔口，距离连接钢筋外缘应不小于4cm。墙板、暗柱放线完毕后，清理墙板底部砼面，然后采用PE条对灌浆区进行分仓。Aftersetting-outforwallslabsandconcealedcolumnsisfinished,cleantheconcretesurfaceatthebottomofwallslabsandusePEstripstodividegroutingbays.Keypointsofinstallationofwallslabs:墙板安装施工要点：Keypointsofinstallationofwallslabs:墙板安装施工要点：

HoistingandInstallationofWallSlabs墙板吊装01Whenawallslabishoisted200~300mmfromtheground,makeasmallpausetocheckthestability.Afterconfirmthestability,continuethehoistingtomaketheslabslowlyclosetotheinstallationworkface;墙板吊离地面200~300mm时略作停顿，以检查稳定性能，确认无误后继续提升，使之慢慢靠近安装作业面；Makeasmallpauseagainwhentheslabisabout600mmabovetheworkfloor.Theworkermayholdtheslabbyhandtocontrolitsloweringdirection.在距离作业层上方600mm左右略作停顿，施工人员可以手扶墙板，控制墙板下落方向。Insertthereinforcementintothesleeve,andalignthereinforcementwiththereflectionofthemirrorwhenhoistingtheupperwallpanel.上层墙板吊装的时候要把钢筋插进套筒里，可借助镜子的反射进行钢筋对位01Keypointsofinstallationofwallslabs:墙板安装施工要点：

HoistingandInstallationofWallSlabs墙板吊装02Keypointsofinstallationofwallslabs:墙板安装施工要点：

HoistingandInstallationofWallSlabs墙板吊装Lowertheslabslowlyaccordingtotheboundaryandalignconnectingbarswiththesleeveposition.Afterputtingtheslabinplace,installinclinedsupportsbeforeremovingthehook.墙板按照边线缓慢下落就位，连接钢筋与套筒位置对准，墙板就位安装斜支撑，然后才能摘钩。Embedsleevesintoprecastslabsinadvanceforinstallationofinclinedsupports.Theupperandlowersupportsshallbefirmlyboltedontothesleevesinthewallthroughtheceiling.预制墙板内提前预埋安装斜支撑用套筒，上下两道支撑通过顶板与墙体预埋套筒采用螺栓固定牢固。Adjustmentofwallslabverticality调整墙板垂直度Inspectionofwallslabverticality墙板垂直度检查Correctionofwallverticality:

Inspectthewallverticalitywithaguidingrule,andadjusttheslabverticalitybyrotatingtheinclinedsupports.墙体垂直度校正：墙体垂直度采用靠尺检查，通过旋转斜支撑调整墙板垂直度。03Keypointsofinstallationofwallslabs:墙板安装施工要点：

HoistingandInstallationofWallSlabs墙板吊装Keypointsofinstallationofwallslabs:墙板安装施工要点：Closureofconnections连接处封闭检查灌浆孔道：确认套筒内部无杂质、孔道畅通。0102Inspectionofgroutingducts:Makesurethattherearenoimpuritiesinthesleevesandtheductsareunblocked.Afterwallcorrectionisfinished,sealthebayswithmortar.Theedgesealingmortarshallbefullandcompact,andshallbefirmlybondedtothebottomsurfaceandbondingsurfaceofwallslabs.Aftertheedgesealingiscompleted,themortarshallbecured,andtheedgesealingmortarshallbecuredbymakingtestblocksastestblocksunderthesameconditions.Groutingconstructioncanbecarriedoutonlyafterthecompressivestrengthoftheedgesealingmortarreaches20MPandabovethelevelandisfirmlybondedtotheupperandlowerconcrete.墙体校正完采用座浆料进行封仓，封边砂浆应饱满密实，与墙板底面及结合面粘结应牢固。封边完成后应对砂浆进行养护，封边砂浆须制作试块作为同条件试块进行养护，封边砂浆抗压强度达到20MPa以上且与上下面混凝土粘结牢固后，方可进行灌浆施工。HoistingandInstallationProcessofPrecastCompositeSlab预制叠合板吊装流程Installationofbarsupportofcompositeslab叠合板钢筋支撑安装Hoistingandinstallationofcompositeslab叠合板吊装Gaptreatmentbetweencompositeslabs叠合板间缝隙处理Setoutcast-in-situslabstripsandcompositeslabinstallationboundaryonthewall在墙身上放出现浇板带及叠合板安装边线Installationofsupportsystemofcompositeslab叠合板支撑体系安装Keypointsofinstallationandconstructionofcompositeslabs叠合板安装施工要点01Installation,positioningandsetting-outofcompositeslab叠合板安装定位放线Setouttheinstallationsidelineofcast-in-placeslabstripandcompositeslabonthewallaccordingtothesplitdiagramofthecompositeslabs根据叠合板拆分图在墙体上放出现浇板带及叠合板安装边线02Hoistingandinstallationofcompositeslab叠合板起吊、吊装、就位Whenthecompositeslabsarelifted300-500mmfromthegroundaccordingtothehoistingpointmarkedbythemanufacturer,apauseshallbemade,andthestabilityofthetowercraneshallbechecked.Afterconfirmingthatthereisnoerror,thecompositeslabsshallbelifted.Duringhoisting,thecompositeslabsshallbekepthorizontal,andthenliftedovertheoperationfloor.按照厂家标识的吊点将叠合板吊离地面300-500mm时略作停顿，检查塔吊稳定性等，确认无误后起吊，起吊时使叠合板保持水平，然后吊至作业层上空。Hoistingofcompositeslab叠合板起吊、升空Puttingcompositeslabinplace叠合板就位Keypointsofinstallationandconstructionofcompositeslabs叠合板安装施工要点03Checkofthespacingbetweenslabstrips校核板带间距Checkthestripspacingofthecompositeslabsaccordingtotheinstallationpositionlineofthecompositeslabs

根据叠合板安装位置线校核叠合板的板带间距Keypointsofinstallationandconstructionofcompositeslabs叠合板安装施工要点04Gapfillingwithcaulkingputty嵌缝腻子封堵Aftercompositeslabsarecorrectedandaccepted,noseparateformworkwillbeerectedatthegapsbetweenthewallandtheslabs,andthegapsshouldbefilledwithcaulkingputtytoavoidmortarleakageatthejointsduringconcretepouring.

叠合板校正完毕验收无误后，墙体四周与板缝不再单独支模，采用嵌缝腻子封堵严密，避免浇筑砼时出现接缝部位的漏浆。The1cmgapbetweencompositeslabandwallisfilledwithcaulkingputty叠合板与墙体1cm缝隙采用嵌缝腻子堵缝Keypointsofinstallationandconstructionofcompositeslabs叠合板安装施工要点Hoistingandinstallationprocessofprecaststairslab预制楼梯板吊装流程Bedmortarplacingatupperandlowerstairopenings楼梯上下口坐浆Hoistingandfixingofstairslab楼梯板吊装固定Grouting灌浆处理楼梯吊装前先弹出安装控制线，楼梯梁部位根据标高控制线采用01Keypointsofinstallationofstairslabs楼梯板安装施工要点Markinstallationcontrollinesbeforestairhoistingandinstallation,andatthestairbeams,高强座浆料进行座浆，安装时溢出浆料应及时清理干净。placehigh-strengthbedmortaraccordingtotheelevationcontrolline.Themortarspilledduringtheinstallationshallbecleanedupintime.02Hoistingandfixingofstairslab:楼梯板吊装固定：Usefour-pointhoistingforprecaststairslabs.Adjustthelengthofthechainoftheriggingtohelpthechainblocklowerinplace,makethelandingofthestairflightatahorizontalposition.Carryouttrialhoistingtocheckwhetherthehoistingpointsareatcorrectpositionandwhethertheloadisevenlyappliedontothesling.Thetrialhoistingheightshallnotexceed1m.预制楼梯采用四点吊，配合倒链下落就位调整索具铁链长度，使楼梯段休息平台处于水平位置，试吊预制楼梯板，检查吊点位置是否准确，吊索受力是否均匀等；试吊高度不应超过1m。Keypointsofinstallationofstairslabs楼梯板安装施工要点02Afterthebeamsandslabsaroundthestaircaseareoverlapped,measureandmarkthecontrollinesattheendsandsidesofthecorrespondingstairmembers.Afterhoistthestairtoaheight30-50cmabovethebeam,adjustthepositionofthestairsothattheanchorbarsoftheupperandlowerlandingsarestaggeredfromthebeamstirrups,andtheslabboundaryisbasicallyconsistentwiththecontrolline.Usethepositioningaiddevicetoaccuratelypositionthemembersaccordingtothecontrolline.First,ensurethatbothsidesofthestairareaccuratelypositioned,thenadjustthelevelofthestairwithalevelrulerandaguidechain,andfinallyslowlyputthestairdown,andremovethehookafteritisseatedstably.楼梯间周边梁板叠合后，测量并弹出相应楼梯构件端部和侧边的控制线。安装时将楼梯吊至梁上方30—50cm后，调整楼梯位置使上下平台锚固筋与梁箍筋错开，板边线基本与控制线吻合。用就位协助设备等将构件根据控制线精确就位，先保证楼梯两侧准确就位，再使用水平尺和导链调节楼梯水平，最后缓缓放下楼梯，坐稳后卸钩。Keypointsofinstallationofstairslabs楼梯板安装施工要点02Afterthestairslabisbasicallyinplace,useacrowbarforfineadjustmentandcorrectionaccordingtothecontrolline.Besurethatthereservedboltsandthereservedboltholesattheendsofprecaststairsarecenteredandaligned.楼梯板基本