神农大剧院钢结构节点设计与研究

43320132BuildingStructureVol．43No．3Feb．201311111211000892200092A、B、C、DEABC。ABC。。TU313TU391A1002-848X201303-0016-05DesignandstudyonjointsofthesteelstructureforShennongTheatreWangWenyuan1ZhangSong1ZhangTongyi1JiangXiaolin1LiShiquan1ZhaoXianzhong21ChinaIPPRInternationalEngineeringCorporationBeijing100089China2CollegeofCivilEngineeringTongjiUniversityShanghai200092ChinaAbstractSuchavarietyofjointshavebeenappliedinShennongTheatreastheweldedsteeldrum-shapedjointtypeAthecaststeeljointtypeBtheweldedrectanglesteeltubejointwithribstiffenerstypeCtheweldedrectanglesteeltubejointwithoutribstiffenerstypeDandtheweldedsteelcirculartubejointwithoutribstiffenerstypeE．AmongthemtypeAtypeBandtypeCjointshaverelativelymorememberstobeconnectedsophisticatedlyandsubjecttolargerloads．Thedesignandthetechniquecontrolsofthesethreetypesofjointswereintroduced．Nonlinearanalysishadbeencarriedoutontheperformancesofthesejointsunderthedesignloadsorbeyond．Experimentalresultsweresummarized．Thesafetylevelsofthesethreetypesofjointshadbeeninvestigated．Keywordsj[e-mail]。11。12345。、23、4-67。、A、B、CD、E。。2A1。、。、。、、、。1A4407、433．1。2.12A4407。900mm400mm。。30mm。20～30mm。20～30mm。A1、A2A3A4。2A44072.22.1ANSYS14.0Solid185。300MPa2000MPa。ANSYS、、3。4A4407vonMises。。。。3A44074A4407vonMises/N/mm22.095。A44072。6。。5A4407-2.3。8776、29127120136vonMises/N/mm22。11.43vonMises345MPa28vonMises345MPa。。T23-81.4vonMises345MPavonMises。7A44078A4407T23-33.11684Wh-9J-60。Wh-9377×40299×121684□400×400×36。9。4377×4040mm20mm。3.2168491684A4407ANSYS、、10。11vonMisesvonMises257.44MPa377×40□300×400×20vonMises203.08MPa。163.83MPa377×40。vonMises。。101684111684vonMises/N/mm23.31684812100、191081433．。2。11.2T5vonMises345MPa23vonMises345MPa。。44.1、、。1377713瑒瑨17、。《》CECS23520089G20Mn5QT≥300MPa≥500MPa≥22%≥60J。121684137771477715777vonMises/N/mm2164.0777vonMises/N/mm24.26。ANSYS14.0777。A4407。ANSYS14。15777vonMises。vonMises108MPa□300×350×144.2.4-112σ1－σ22+σ2－σ32+σ3－σ12槡≤f1f235MPa。。1.3vonMises140MPa。4.0。7771/34.3.9《》JGJ7—2010105.5.5。164.0777vonMises。□300×350×14□300×400×20。4.31.3。811.3vonMises196MPa。517。17。912013。⑥③。1718/⑤18/⑤。245×16。。。6D。E。《》GB50017—200311。7、、、。ABC、、。1。、。2、。3。4。5A440716847771.3。1．J．20134335-9．2．J．201132121-15．3．J．201031389-96．4．J．201132548-55．5．J．201031444-53．6．J．20082958-12．7．J．2010313114-122．8R．2012．9CECS2352008S．2008．10JGJ7—2010S．2010．11GB50017—2003S．2003．02