平面钢闸门计算.xls
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1、 面板 t=a*SQRT(Ky*q)/(*)1、估算面板厚度查表区格a(mm)b(mm)b/aKyh(m)q(N/mm2)SQRT(Ky*q)1/SQRT(*)t(mm)100713201.310.4940.5970.00590.0540.0653.5290713201.460.4471.61700.01580.0840.0654.9693013201.420.4402.6750.02620.1070.0656.4983713201.580.4653.50000.03430.1260.0656.87866713201.980.4963.50000.03430.1300.0655.6542713
2、203.090.7503.50000.03430.1600.0674.592、面板与梁格的连接计算p89.6T127.63hf1.9713、面板整体弯曲强度验算P64.3(KN/m)my174.589M300.76lo6.1mx52.3768ox80.3lh6.26zh190.091.1*1.5*160=26421.91.980.4970.4930.00320.496 水平次梁 q=p*(a上+a下)/2梁号h(m)梁轴线处水压强度p(kN/m2)梁间距(m)(a上+a下)/2q=p(a上+a下)/21(顶梁)1.97621.11811.01.071.05511.563(上主梁)2.1421.
3、01.041.02021.3943.15830.910.9529.4053.534.30.90.8529.166(下主梁)3.534.30.80.6823.327(底梁)3.534.30.560.4716.120.38变 截 面 主 梁1、截面选择部位截面尺寸(cmXcm)截面面积A(cm2)各形心离面板表面距离y1(cm)Ay1(cm3)各形心离中和轴距离y=y1-y2(cm)Ay(cm4)面板部分620.862*0.849.60.419.84-23.126569.9上翼缘板141.414*1.419.61.529.4-22.09525.1腹板15050*15027.213603.7668.
4、0下翼缘板341.434*1.447.652.92518.0429.441018.1合计166.83927.2877781.2h53.6I88197.8y223.5Wmax3745.95h-y230.1Wmin2934.531.28Mmax314.76max10.7316W/L6.9418min8.40L/60010.17max/min1.282、变截面选择部位截面尺寸(cmXcm)截面面积A(cm2)各形心离面板表面距离y1(cm)Ay1(cm3)各形心离中和轴距离y=y1-y2(cm)Ay(cm4)面板部分620.862*0.849.60.419.84-16.212971.4上翼缘板141
5、.414*1.419.61.529.4-15.14452.2腹板134.634.6*134.619.5674.72.9296.7下翼缘板341.434*1.447.637.5178520.920848.7合计151.42508.9438569.0h38.2I42020.9V196.115y216.6Wmax2535.72S1200.79h-y221.6Wmin1942.865.6049.51.313、翼缘焊缝验算s上1097.5s下996.2hf0.324采用hf=8mm角焊最小厚5.64、局部稳定性ho/tw5080竖 直 次 梁1、截面选择部位截面尺寸(cmXcm)截面面积A(cm2)各形
6、心离面板表面距离y1(cm)Ay1(cm3)各形心离中和轴距离y=y1-y2(cm)Ay(cm4)面板部分490.849*0.839.20.415.68-21.818576.2腹板151.851.8*151.826.71383.064.51063.5下翼缘板20120*12053.1106230.919134.7合计1112460.7438774.5h53.6I50357.1y222.2Wmax2271.53h-y231.4Wmin1602.141.42Mmax38.9max2.4280.9*16=14.4min1.713max/min1.42V59.5S1081.651.2789.5双 腹
7、边 梁1、截面选择部位截面尺寸(cmXcm)截面面积A(cm2)各形心离面板表面距离y1(cm)Ay1(cm3)各形心离中和轴距离y=y1-y2(cm)Ay(cm4)面板部分630.863*0.850.40.420.16-17.315074.4腹板13636*13618.8676.81.144.0下翼缘板1121.412*1.416.837.563019.86590.0下翼缘板2181.418*1.425.237.594519.89885.0合计128.42271.9631593.5h38.2I35481.5y217.7Wmax2005.24h-y220.5Wmin1730.331.16Mma
8、x38.4max2.220.9*16=14.4min1.91max/min1.16W/L0.0028V1931/6000.0016S515.252.8039.5折算5.340.9*16=14.4悬 臂 轮最大轮压(KN)1931、主滚轮最大接触应力max(MP)587.6ZG270-500810动力系数1.12、轮轴弯曲应力(MP)123.6945钢145P212.33、主滚轮轴剪应力(MP)21.3445钢95主滚轮直径(mm)4704、轴套承压应力cg(MP)17.01SF-140轮缘宽l(mm)96Ra289.9轮轴轴径d(mm)1305、轴承板的局部紧接承压应力cj(MP)58.69普
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