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1、高層住宅外墻滲漏原因分析及措施對策(CauseanalysisandCountermeasuresofexteriorwallleakageofhigh-riseresidentialbuildings)CauseanalysisandCountermeasuresofexteriorwallleakageofhigh-riseresidentialbuildingsHighriseresidentialwallleakageisoneofthecommonqualityproblemsthataffecttheuseof
2、housing,dnditisalsooneofthequalityproblemsthatresidentscomplainmost?Inthispaper,combinedwiththeactualconstructionofShanghaiCityXinRenYiYuanJiayuanandaerospaceengineering,ontheouterwallleakagereasonanalysis,putforwardmeasuresandleakagepreventionconstructionorganiza
3、tion.I.AnalysisofexteriorwallleakageTheexteriorwallleakageofresidentialbuildingswithshearwallsorframeshearwallsismainlymanifestedinthefollowingfouraspects:1.fillsthewallbrickandthereinforcedconcretecoagulationframe,thebeamcolumnbetweenthecrackseepageCausesofleakag
4、e:(1)material.Differenttemperaturecoefficientlinefillingwallofbrickmasonryandreinforcedconcreteexpansiveconcrete,reinforcedconcretetemperaturelinearexpansioncoefficientis2timesthatofbrickmasonry,atthesametemperature,thetwomaterialshavedifferentdeformationandcracks
5、atthejunctionofthetwomaterialsundertheactionofthewindandrain.Theindoorinfiltration.(2)construction.Missingbarsbetweenshearwallsorcolumnsandinfillwalls?Inaddition,whenthewallisfilledwithmasonry,themasonryisnoteasytobecloselypackedwiththeframebeamcolumn,especiallyin
6、theinsertedpartofthefillingwallandthebottomofthebeam?Thereisnoconnectionsteelbar,anditisdifficulttofillandembed.Itisthemultiplepartsofthecrackwaterseepage?1.f訂1thewall,masonryalongthebrickgapgapseepagePorousbrickiswidelyusedinexteriorwallofShanghaiarea?Inthebuildi
7、ng,theverticaljointmortarisnotdense;horizontalmortarseamscraping,easilyintotheholebrickmasonrywall;notaccordingtotheconstructionrequirementswillbefullywetdrybrickbrickinadvance,quicklyabsorbsthemoistureinthemortar,themortardryshrinkagecracking?Themostimportantthin
8、gisthattheverticaljointsarenotdense.2.exteriorwallthroughtube,reservedforKongShenshuiWhentheleftwallconstructiontemplatewallhole,screwholesreservedsteel
