教程g mmp723结构计算书

StructureCalculationProjectName:ShanghaiDisneyThemeParkDesigninstitute:ZhiXingSignageEngineering Author:Dai计算日期：2015331Calculationdate:Mar31stThealuminumsignageisdesignedforShanghaiDisneyResort.Thecalculationisdoneaccordingtostandardstructurecalculation.DrawingnumberisG-MMP723/01-02.Theoverallstructureofthesignageisshowninthedrawingbelow.Thesignageismainlymadeofaluminumpanelsandisconnectedtothewallthroughthethreadedbolts.DesignstandardandbasicDesign Loadcodeforthedesignofbuildingstructures Codefordesignofsteel Codefordesignofaluminumalloy StructurematerialQ235钢，螺栓铝板抗拉/压强度设计值f’=90N/mm2铝板抗剪强度设计值f’v=55N/mm2铝板容重g0=27kN/m3钢材抗拉/压强度设计值f=210N/mm2钢材抗剪强度设计值fv=125N/mm2钢材容重g1=78kN/m3混凝土抗压强度设计值fc=14.3N/mm2混凝土抗拉强度设计值ft=1.43N/mm2混凝土容重g2=25kN/m3螺栓抗拉强度设计值ftb=170螺栓抗剪强度设计值fvb=140TheprojectislocatedatShanghaiPuDongdistrict.ThesignageislocatedwithinShanghaiDisneyResort.Thesignageismainlymadeofaluminum.Theconnectingthreadedboltsusedarelevel4.6standardboltsandthethreadedandanchorboltsareallmadeofQ235steel.ThestrengthlevelofthecementisC30.MaterialparametersareshownAluminumpaneltensile/compressivestrengthdesignvaluef’=90N/mm2Aluminumpanelshearstrengthdesignvaluef’v=55N/mm2Aluminumpanelvolumetricweightg0=27kN/m3Steeltensile/compressivestrengthdesignvaluef=210N/mm2Steelshearstrengthdesignvaluefv=125N/mm2Steelvolumetricweightg1=78Cementcompressivestrengthdesignvaluefc=14.3N/mm2Cementtensilestrengthdesignvalueft=1.43N/mm2Cementvolumetricweightg2=25kN/m3Threadedbolttensilestrengthdesignvalueftb=170N/mm2Threadedboltshearstrengthdesignvaluefvb=140N/mm2×0.58×0.026=0.96kNM5.5连接螺丝4个。Thesignageisrectangularshapedwithanoveralldimensionof×580mm.ThetotalweightofthesignageisG=0.026=0.96kN.Thesignageisconnectedtothebackwallthroughthreadedbolts.ThereareintotalfourM5.5bolts.Sincethesignageisimmediatelyattachedtothewall,windloadisignoredandonlytheself-weightisconsideredinthecalculation.CalculationoftheboltsatthejointofthealuminumpanelandthewallTheweightloadofthesignageistransferredtothewallthroughconnectingbolts.Theboltsexperienceshearforceasshowninthedrawingbelow.采用M5.5螺栓，每个螺栓的抗剪承载力为Qmax=S*fvb=3.14×EachM5.5threadedboltshasamaximumallowedshearforceQmax=S*fvb=3.14×5.52/4×140=3324N，whichismuchgreaterthanthetotalself-weightloadofthesignageG=960N.Sincethereareintotalfourthreadedboltsonthefourcornersofthesignage,theshearstrengthoftheboltssatisfiestherequirement.三、构件防腐除锈处理Anti-corrosionandrustremovalofAnti-corrosionandrustproofcoating,surfacetreatmentsandstructureofthesteelworkallcomplywiththecurrentnationalstandardGB50046andGB8932.为125um，室外为150um。Redleadpaintisusedastherustproofcoatingwithonelayerofbasecoatingandtwolayersofsurfacecoating.Thetotalthicknessoftherustproofcoatingis125umindoorand150umoutdoor.时间根据涂层质量和环境条件而定。凡发现涂层表面失去光泽达902525％或漆膜起Beforesendingoutthestructurefromthefactory,twolayersofbasecoatingwithtotalthicknessequaltoorgreaterthan60umwillbeappliedontotheentirestructureexceptthefrictionsurfaceoftheboltandthe50mmwidestripsalongwieldinglines.Oncethestructureisinstalled,twolayersofbasecoatingwillbeappliedtoalltheuncoatedsurfaces,includingtheonceexposedduringthetransportationandinstallation.ThemiddlelayerandsurfacecoatingwillthenbeappliedtotheentireAnti-corrosiontreatmentofaluminumalloystructureshouldbeinaccordancetorequirements10.4,10.5intheCodefordesignofaluminumalloystructures(GB50429-2007).Anti-corrosiontreatmentshouldbeappliedtothesurfaceofthematerialandtheoperationtemperatureshouldbestrictlycontrolledwithinthelimitedsetintheThissignageisdesignedandcalculatedinaccordancetothebuild