关于地下室顶板上消防车活荷载设计值的探讨

303Vol.30No.32009JournalofQingdaoTechnologicalUniversity1,2,1(1.,266071;2.,266071):,.,.,,.:.,.:;;;:TU312+.1:A:16734602(2009)03014505EqualLoadCalculationofFireEngineontheRoofofBasementMAZong2xi1,LIUAi2juan2,JIANGKui2yi1(1.QingdaoCivilArchitectureDesignInstituteCo.Ltd,Qingdao266071,China;2.QingdaoXianggenwenquanRealEstateCo.Ltd,Qingdao266071,China)Abstract:Forthesakeofmoreeconomicalandreasonabledesign,thepaperanalysesthee2qualloadoffireengineontheroofofbasement.Withtheselectionofwheelsmodeandthediffusionangle,areasonablecalculationmodelisestablished.Theequalloadoffireengineisdisposedbasedontheprincipleofmostdisadvantagearrangement,andtheequalloadonone2wayslabandtwo2wayslabarecalculatedseparately.Theresultshowsthattheloadvaluewasreducedbyoverbarden.Thereducedequalloadoffireengineismuchlessthanthatinthesimilarconditionswithoutoverbardenincodes.Keywords:theroofofbasement;equalloadoffireengine;overbarden;reduction:20090306:(19762),,.,.E2mail:[e-mail].1,.,.,,.(GB5000922001)():(6m6m)20kN/m2,(2m)35kN/m2[1].3035m,;,.,:,35kN/m220kN/m2;,,,1020kN/m2,,10kN/m2.,,,,.4.1.1l:,,.3:300kN;,,.,[223],,,,.,,.,,,.24.1.1,300kN,P=60kN,016m012m[1].(JTGD6022004),JTGD6022004300kN[4],(JTJ021289).2.3.1,20300kN[5],20.:,:23m()35m,58m.015215m..33.1JTJ02128920,300kN10m,;JTJ0212892.3.1,9m,,9m,;1,,,,4,2,.,.1300kN3.2B,bcx=btx+2s+h;bcy=bty+2s+h,=45;45,bcx=btx+2stan+h;bcy=bty+2stan+h:bcx,bcy;btx,bty;s;h;.,,=45[6],,.,,6413,:C=35[7].bcxbcy,,,,,,,2.4.1.1,016m012m,JTJ0212892.3.1300kN,btx,bty:btx=114+016=210m;bty=118+012=210m:btx=114+016=210m;bty=1182+113+012=511mh160250mm,200mm.,,h,.23.3,BB.04B.05,B.06.3.4,,,15.7413044.113(),,.,.,,.,,35kN/m2,10kN/m2.,,6.6500mm2mh/mm500h10001000h15001500h2500h2500/(kNm-2)302015108413,:4.245(),3m500mm,,3m,500mm,,2,.,.(),,,,,.6m,,20kN/m2,20kN/m2,.,,.,10kN/m2.,,7.6m,500mm,20kN/m2,.,6m,500h80020kN/m2.7500mm3mkN/m2/mh/mm500h800800h10001000h15001500h2500h250063025201510620202015105,,,.,,10kN/m2.,,,,;,,,;,,,,,,.(References):[1]GB5000922001,[S].2006.GB5000922001,LoadCodefortheDesignofBuildingStructures[S].2006ed.[2],.[J].,2008,24(5):22226.LIYong2kang,MAGuo2zhu.ReasonableValueofLiveLoadforFireEnginesontheGarageRoofwithEnoughSoilCover[J].Struc2turalEngineers,2008,24(5):22226.[3].[J].,2008,34(13):78280.XIEQing2yin.OntheEqualLoadCalculationofFireEngine[J].ShanxiArchitecture,2008,34(13):78280.(154)9413073.4.2(1).,1/3;2,30%.,,.(2).,,,.,,,[5].4,:;;;,.,.(References):[1],.[J].,2004,35(2):1232125.ZHANGHai2sheng,WANGKang2qiang.ConstructionMethodsofSteelStructureInstallationforHigh2RiseOfficeBuildings[J].Ar2chitectureTechnology,2004,35(2):1232125.[2].[J].,2008(6):2072209.XUGang.InstallationConstructionTechnologyofHigh2RiseSteelStructure[J].SichuanBuildingMaterials,2008(6):2072209.[3],,.[J].,2002(5):23225.JINTian2de,YUQing2hao,WANGHao.SteelConstructionTechnologyofHigh2RiseBuilding[J].ZhejiangConstruction,2002(5):23225.[4].[J].,2004,6(1):14.GUOShu2zhen.ApplicationandConstructionTechniqueofSteelStructure[J].ForestryScienceandTechnologyInformation,2004,6(1):14.[5].[J].,2003,10(1):66267.ZHUTong2sheng.ConstructionTechnologyandQualityControlofIndustrialSteel[J].AnhuiArchitecture,2003,10(1):66267.()(149)[4]JTGD6022004,[S].JTGD6022004,GeneralCodeforDesignofHighwayBridgesandCulvert[S].[5]JTJ021289,[S].JTJ021289,GeneralCodeforDesignofHighwayBridgesandCulverts[S].[6],,.[J].,2006,26(1):1052106.ZOUHai2li,ZHENGNi2na,CHENChang2song.LoadCalculationofFireEngineontheBasementRoof[J].SichuanArchitecture,2006,26(1):1052106.[7]CJJ10522005,[S].CJJ10522005,CodeforStructuralDesignofHeatingPipelinesinCityandTown[S].()451