09.Roof Structure_Truss_11.04.18

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1、屋顶结构——桁架RoofStructure-Truss内容简介Agenda•1.屋顶类型•7.桁架生产RooftypesTrussManufacture•2.屋顶桁架简介•8.桁架应用RooftrussintroductionTrussapplication•3.双坡屋顶结构•9.平改坡桁架施工流程GableroofstructureRe-roofingConstructionProcess•4.四坡屋顶结构•10.桁架安装节点要求HiproofstructureTrussinstallationrequirements•5.重木

2、结构•11.安装覆面板TimberFrameSheathing•6.桁架设计简介Trussdesign1.屋顶类型RoofTypes•在国内最常见的是双坡屋顶四坡屋顶交叉屋顶双坡、四坡及交叉屋顶MostcommonlyusedinChinaaretheintersecting,gableandhiproofs复斜屋顶曼莎屋顶蝴蝶屋顶棚屋顶2.屋顶桁架简介——构件Rooftrussintroduction-components上弦杆topchord齿板腹杆gussetplateweb下弦杆bottomchord2.屋顶桁架简介——构

3、件Rooftrussintroduction-components•弦杆与腹杆由合格的分等规格材制成chordsandwebsarecertifiedgradedCanadiandimensionallumber•连接板为合格且经过许可的工程镀锌金属齿板certifiedandapprovedengineeredgalvanizedmetalconnectorplates2.屋顶桁架简介——常用类型Rooftrussintroduction-types芬克式中柱式Fink倾斜弦杆式平行弦杆式King-postRaisedHeelP

4、arallelChord豪威剪刀式斜屋脊式双柱式阁楼式ScissorTrussXXXFinkorWAttic豪威式斜屋脊式＋豪威式变异双柱式HoweXXX+HoweComplexFinkorW3.双坡屋顶结构Gableroofstructure通用桁架Commontruss山墙桁架Gableendtruss桁架中心间距610mmTrussspacingis610mmO.C.3.双坡屋顶结构Gableroofstructure通用桁架Commontruss山墙桁架Gableendtruss4.四坡屋顶结构Hiproofstructu

5、re梁式桁架端坡桁架HipjacktrussGirdertruss端坡桁架Hipjacktruss端坡桁架通用桁架端坡桁架HipjacktrussCommontrussHipjacktruss桁架中心间距610mmTrussspacingis610mmO.C.4.四坡屋顶结构Hiproofstructure通用桁架Commontruss端坡桁架梁式桁架GirdertrussHipjacktruss5.重木结构TimberFrame5.重木结构：欧洲TimberFrame:Europe5.重木结构：中国TimberFrame:Chi

6、na5.重木结构：加拿大/美国Timberframe:CanadaandUSA5.重木结构：传统木桁架结构TraditionalWoodTrussStructure传统的木桁架采用大规格的木材,采用镙栓或钉连接Traditionalwoodtrussappliesbigdimensionlumberandconnectwithboltsornails5.重木结构：工程木介绍Introductionofengineeredwood5.重木结构：胶合木桁架Glu-lamTrusses5.重木结构：梦加园DHC6.桁架设计简介——设计依

7、据TrussDesignIntro.–DesignBasis•设计依据Designbasis–木结构设计规范–GB50005-2003Timberdesignregulation–木结构设计手册–第三版Timberdesignhandbook-3rdrevision–木桁架设计规范（修订中）Woodtrussdesignregulation(underamendment)–其他相关结构设计规范otherrelatedstructuraldesignregulation6.桁架设计简介——人工受力分析Manual:forces=te

8、nsionandcompression顺序6.桁架设计简介——轻型木桁架结构原理LightFrameWoodTrussStructuralPrinciple齿板连接木桁架:Toothplateconnectedwoodtruss•采用小规格的结构规