不同构造木框架剪力墙受力性能试验研究_刘雁

4522201511BuildingStructureVol．45No．22Nov．2015*225127。、12、-、、、。。TU366.2A1002-848X201522-0097-05TestresearchonmechanismperformancesofwoodframeshearwallswithdifferentdetailsLiuYanWangHongheShengXiangqianHaoJunGaoXiangCollegeofCivilEngineeringYangzhouUniversityYangzhou225127ChinaAbstractWoodframeshearwalliscommonlyusedastheprimarycomponentinlightwoodstructurestoresistthelateralloads．Thestiffnessofthebeamconnectedwithslabsforloadtransmissionhasadirectimpactonthelateralresistanceandfailuremodeofwoodframeshearwalls．Furthermoretheeffectisgreaterwhenhold-downsarenotfixedattheendsofthewallsandopenings．Thewoodframeshearwallwasloadedbyanewloadtransmissionbeamwhichwaslocatedinthelateralsideoftheslab．Throughlateralloadingteststudieson12woodframeshearwallswithdifferentdetailsperformancesofthesinglepiecewoodstructureshearwallswithoutverticalloadswerestudiedincludingfailuremodeload-displacementcurveelasticlateralstiffnessshearstrengthandultimatedisplacement．Testresultsofwoodframeshearwallswithdifferentdetailswerecomparedandanalyzed．Itisconcludedthatwallcolumnspacinghasgreatimpactonthemechanicalpropertiesofthewallwhilenailspacinghaslittleimpact．Keywordswoodframeshearwallmechanismperformancedetail*20152015-K2-009。[e-mail]。0、、1。《》GB50005—2003“”。。30、2。。34。。121.22m、2.44m。1《》NBCC1995、12。A1～A6B1～B61。、、1a、90mm1b9.5mm、1.2m、2.4m2015OSB1c。OSB65mm1。12mmQ235。2。1、OSB1/mm/mmA1305100/200B1305100/200A2305150/300B2305150/300A3406100/200B3406100/200A4406150/300B4406150/300A5600100/200B5600100/200A6600150/300B6600150/300/。22.1。FTS、。。80mm×80mm。12mm。2。2ⅢcSPF--38mm×89mm305406610mm9.5mmOSB1.22m×2.44m65mm3.0mm150100mm300200mm90mm3.9mm。、22610mmQ23512mm41102608601110mm22.2。33。2.3ISO-166705。7.5mm/min894522．380%80%5mm/s1.25%2.5%5%10%20%40%60%80%100%120%3。3F1～F4V1V4V2V33。。3.1、、、4。6。3.25。45。。4、、47。fvdfvd=Fmax/LFmaxLΔu-80%80%Ke-9.6mm9.6mm1/250E-99201580%。4fvd/kN/mΔu/mmKe/kN/m/mmTCTCTCEA14.48—4.4863—630.31—0.31—B14.264.265956580.300.300.31740A24.13—4.1364—640.30—0.30—B23.844.564.26962660.270.330.301970A33.84—3.8460—600.28—0.28—B33.883.643.765060550.320.260.291530A43.71—3.7162—620.27—0.27—B43.803.533.675162560.310.270.291750A53.36—3.3664—640.25—0.25—B53.152.792.985057540.300.260.281440A63.28—3.2866—660.24—0.24—B63.082.752.926158600.300.230.2715801TC2B1。6B1～B6-4。4.1-6B1～B6-。6-1S-。2。。。S。3。。4。4.27B1～B6。7。。0014522．7894.38B1～B654～66mm。8B1B3B5B2B4B6。。4.49A1～A6。9A1A6。。9。51-。-S。。2。、。3。。。4。1《》．M．2006．2JOHNW．VANDELINDT．EvolutionofwoodshearwalltestingmodelingandreliabilityanalysisbibliographyJ．PracticePeriodicalonStructuralDesignandConstruction20049144-53．3．J．2008411163-70．4．D．2009．5ISO16670Timberstructures-jointsmadewithmechanicalfasteners-quasi-staticreversedcyclictestmethodS．GenevaInternationalOrganizationforStandardization2003．6．J．2010403111-114．7．D．2011．101