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1、幕墙节点19、20节点支座连接计算书1.节点不意图如下图1和图2;锚件不意图见图3.图1节点19示意图图2节点20示意图M12x110ttW-250*150#8w-(50 +70)x60x6 iiRW. 30x30x4 摘料锚件详图节点19立柱跨度和结构形式较节点20简单,且支座受力较小,因此选用点20进行节点验算。节点20基本参数:1:计算点标高:71. 1m;2:立柱计算间距:Bj-1100mm;3:横梁计算分格尺寸:宽义高二BXH=1100mm义1460mm;4:幕墙立柱跨度:L=1460mm;5:板块配置:石材;6:龙骨材质:立柱为:Q235;横梁 为:Q235;7:立柱与主体连接25
2、0*150*8预埋锚板8:立柱与主体连接选用:M12xll0螺栓组合;9:立柱受力模型:单跨简支;10:连接形式:立柱与主体螺栓采用M12X110连接;立柱与横梁采用M5X2O螺钉连接;2 .结构模型2.1 选择单跨单板建立模型模型如下图3所示:图3整体模型及边界条件2.2 结构模型荷载计算与加载(1)结构恒荷载大理石恒荷载:28X0. 03=0. 84KN/m2幕墙结构自重由软件计算。(2)活荷载活荷载取:0. 5KN/m2(活荷载基本雪压0. 45KN/m2)(2)风荷载:迎风立面风压力:w=pzps|izCDo=2. 2*1. 28*0. 8*0. 350. 788KN/mL背风面风吸力
3、:w=pzgsgzcoo=2. 2*1. 28* (-0. 5) *0. 350. 5KN/m2顶部风吸力:w二色内阳30=2. 2*1. 28*(-2) *0. 351.97KN/m2(3)地震荷载,通过Midas计算荷载工况定义及加载如下恒活荷载加载墙面和顶面风荷载荷黄工况名称:地震作用规危:说明睇作用.|ChiM(GB50011-2010 地震作用萦数设计地震分组地震设防烈康场地类别:结构类里阻尼比:地震幽向多遇跋 。设防地震 O罕遇地震二多层砌体底层,底部框架和多层内框架转房结构堡数xTft方向Y型方向结褫本自振周期:|。.22110.22计算周期地震作用方向系数X轴方向:1侬方向:偶
4、然偏心方向:X-方向(Ex):正O负。无Y-方向(Ey):正O负O无放大扭转效应偶然廨。固有海。晚阐I作用(单位1a m)层漆力X 添加Y添加RZ |:一添加加震作用形状 |确认取消地震作用参数定义荷侬台f |涧雄椅*i|:X置土般i+|SK般谛|荷,斓合列表名称激活类型说明19LC01激活相加13504 14(07)12gLCB2於活相加12D* 14L3gLCB3m活相加1 0D + 14L4gLCB4激活相加12(D0 5L” 13地看作用5gLCBS源福相加1260 5中13她需作用6gLCB6谶话相加1G(DM5L)+13电三作用7gLCB7激活相加10(0*0 5L)-13地震作用
5、8SR EH激活包络Steel Strength EnvelopeL-J有式工况和系初51 导入自幼生成(2电子表格影式旧结构设计文件各抻C?W5rsUioiiniti7DtsHc7JiS:ftWn另存为 3生成网观8台文本文件荷载组合midasGen2 .截面内力轴力弯矩端部穹也Fxx = 0.00000(LCB:“一 一2, POS:J)高度一缘宽度腹板中心0.010000.010000. 03700收板厚度上翼缘厚度下下缘厚度0. 003000. 003000. 00300-U. UO J19MzU uvvuu面积0.00042Asz0.00024Myi=-o. 0631,Myj =-0
6、. 0631(for Lb)Qyb0.00051Qzb0.00051(for Ly)Iyy0. 00000Izz0. 00000Myi=-0. 0631,Myj =-0. 0631Viiar0.02000Zbar0.02000Mzi=0. 00000,Mz i =0. 00000(for Lz)“y0. 00000Wzz0.000003, POS:ry0.01480rz0.01480=0.00000I)卜yy(LCB:Fzz=0. 27967(LCB:2. POS:J)3 .设计参数自由尺度计算长度系数等效穹如系数Ly = 1. 10000. Lz = 1. 10000.Ky = LOO. K
7、z = LOOBeta_my =1.00, Beta_mz =1.00Lb = 1. 100003 .计算结果3.1 立柱(8#槽钢)、横梁(角钢L50X5)与方钢龙骨(B40X3)验算钢构件验算结果n/lioACompanyProject TitleAuthorFile NameC:.新建文件夹Untitled.毗1.设计条件设计规范:GB50017-03单位体系:k m单元号:33材料:0235 (号:1)(Fy = 235000, Es = 206000000)截面名称:B 40x3 (号:2)(型钢:B 40x3).构件长度:L 100004 .强度验算结果长细比Kl./r=74.3
8、150.0(Uemb::JO,I.CB: 5) O.K轴向应力的兑N/Nrt=0.0000/90. 3000=0. 0001.000 O.K号曲应力晓MMy/Mry=0.06311/1.00190=0.0631.000 O.KMz/Mrz=0.00000/1.00190=0. 0001.000 O.K性体检定胫”(有曲)Kntaxl = My/(f*Wny)Rbhk = Rnuixl = 0. 060 1.000 O.K剪切强峻的疑Vy/Vry= 0. 000 1.000 O.KVz/Vrz= 0.012 1.000 O.KPnntDate/Time 06X)9/2018 22 52Model
9、ing. Integrated Design & Analysts Softwarehttp/Avww MidasUser commidas Gen V 836钢构件验算结果Pnnt Date/Time 06/09/2018 22 52Modeling. Integrated Design & Analysts Softwarehttp /Mf MidasUsec oommidas Gen V 836n/iiDA1.CompanyProject TitleAuthorFile NameC:.)新建文件夹lhliHed.mgb2.单位体系:kN, m单元号:32材料:0235 (号(Fy = 2
10、35000, Es = 206000000)梭而名称:L 50x5 (号:1)(型钢:L 50x5).构件长度:1. 10000截面内力轴力Fxx = 0. 1603 (LCB: 1, POS:J)弯矩My = -0.24弭 Mz = -0.0002端部弯矩Myi = -0.24M, Myj = 0.2454 (for Lb)Myi = -0.2454. Myj = -0,2454 (for Ly)Mzi = -0,0002, Mzj = 0.0002 (for Lz)剪刀Fyy = 0.00000 (I.CB: 3, POS:l)Fzz = 1.30219 (LCB: 1, POS:J)设计
11、规范:GB5OO17 03。0“ 0. 05高度上翼缘宽度0.050000.05000腹板厚度上翼缘厚度0. 005000. 00500面枳0.00048Asz0.00021Qyb0.00064Qzb0.00064Iyy0.00000Izz0.00000Ybar0.011340.03566“y0.00000Wzz0.00000rp0.009833 .设计参数自由长度计算长度系数等效弯矩系数4 .强度验算结果Ly = I. 10000. Lz = 1. 10000,Lb = 1. 10000Ky = LOO. Kz =LOOBeta_my =1.00, Beta_mz =1. 00长细比KL/r
12、 = Hl.9 150.0 (Memb:32, LCB: 1) O.K轴向应力验第N/Nrc=0. 1603/49. 7328=0.0031.000 O.K号曲应力验舞My/Mry=0.24539/0.67295=0. :J65I. ()00 O.KMz/Mrz=0.00024/0.67295=0.0001.000 O.K怙体桧定胫的 0代缩+科曲)Kmaxl = N/(f*Phi_y*A) * lk?ta_my*My/fammay*Wly*(l-0.8*X/N_Ey*)Rmax = Rtmixl = 0.351 1.000 O.K剪切强发脸跳Vy/Vry= 0.000 1.000 O.KVz/Vrz= 0.059 1.000 O.Kmidas Gen钢构件验克结果1.CompanyProject TitleAuthorFile NameC:.厮佳文件夹Untitled.mgb2.设计规范单位体系单元号材料构件长度:GB50017-03:16:0235 (号:1)(l-y = 235000, E