大型設(shè)備吊裝施工計(jì)算書及圖紙

10.1起重機(jī)計(jì)算書 110.2卷揚(yáng)機(jī)計(jì)算書 210.3鋼絲繩的計(jì)算書 310.4相關(guān)圖紙 5附件1 610.1起重機(jī)計(jì)算書表10.1-1100t汽車吊性能參數(shù)表100t汽車吊起重性能表工作半徑（m）吊臂長(zhǎng)度（m）M1216.220.4273339453100703.592705848570544.5766451355705849355.56351453526657464334266.548434133262074440393226207.537373530.525201583434322924191592727272522.517.5151021.9212220.516.5151118.41919.51815.5141215.71616.51614.513.61411.612.813.51312168.49.810.51110.5186.37.88.28.592066.67.27.52255.25.86.2244.24.85.2263.84.3283.13.6302.9100t吊車的最大起重噸位計(jì)算：起重能力÷工作半徑=起重噸位100t.m÷20m=5t采用100t吊車，工作幅度20m，最大起重噸位為5t，制冷站屋頂設(shè)備單個(gè)最大重量為2t，吊裝間距為20m，滿足吊裝需求。10.2卷揚(yáng)機(jī)計(jì)算書表10.2-1常用材料摩擦系數(shù)表摩擦主副材料摩擦系數(shù)靜摩擦系數(shù)動(dòng)摩擦系數(shù)鋼鋼0.150.1軟鋼/0.2鑄鐵0.2-0.30.16-0.18黃銅/0.19青銅/0.18-0.15鋁/0.17查表得，鋼與鋼之間的靜摩擦系數(shù)為0.15，現(xiàn)場(chǎng)制冷機(jī)組重量為18.7噸F拉=F阻F阻=μ·GG=G1＋G2=m1g＋m2g式中：μ為靜摩擦系數(shù)m1為制冷機(jī)組重量m2為地坦克重量G1為制冷機(jī)組質(zhì)量G2為地坦克質(zhì)量其中μ=0.15,G1=187KN,G2=1.2KN故F拉=F阻=0.15×188.2≈28.2KN=2.82噸，本工程采用大于2.82噸額定牽引拉力的卷揚(yáng)機(jī)即可滿足水平方向牽引荷載?？紤]卷揚(yáng)機(jī)鋼絲繩自重及其他影響因素，故本工程計(jì)劃采用5t卷揚(yáng)機(jī)進(jìn)行水平牽引運(yùn)輸。10.3鋼絲繩的計(jì)算書表10.3-1鋼絲繩6×37起重參數(shù)表繩徑絲徑鋼絲總斷面積（mm2）參考質(zhì)量（kg/100m）鋼絲破斷拉力總和=公稱抗拉強(qiáng)度（1870Mpa）*鋼絲總斷面積（mm2）鋼絲破斷拉力=鋼絲破斷拉力總和*換算系數(shù)（0.82）鋼絲繩安全載重力=鋼絲破斷拉力/安全載重系數(shù)（4.0）（mm）鋼絲破斷拉力總和（t）鋼絲破斷拉力（t）鋼絲繩安全載重力（t）8.70.427.8826.215.324.361.0911.00.543.5740.958.316.821.7013.00.662.7458.9711.979.822.4515.00.785.3980.2716.2913.363.3417.50.8111.53104.8421.2817.454.3619.50.9141.16132.6926.9422.095.5221.51.0174.27163.8133.2527.276.8224.01.1210.87198.2140.2432.998.2526.01.2250.95235.8947.8939.279.8228.01.3294.52276.8456.2046.0811.5230.01.4341.57321.0765.1853.4513.3632.51.5392.11368.5874.8261.3515.3434.51.6446.13419.3685.1369.8117.4536.51.7503.64473.4296.1078.8019.7039.01.8564.63530.75107.7488.3522.0943.02.0697.08655.25133.01109.0727.2747.52.2843.47792.85160.95131.9832.9952.02.41003.80943.56191.54157.0639.2756.02.61178.071107.37224.79184.3346.0860.52.81366.281284.29260.71213.7853.4565.03.01568.431474.31299.28245.4161.35鋼絲繩的允許拉力計(jì)算鋼絲繩允許拉力按下列公式計(jì)算：[Fg]＝αFg/K式中[Fg]——鋼絲繩的允許拉力（kN）；Fg——鋼絲繩的鋼絲破斷拉力總和（kN）；α——換算系數(shù)，按表10.3-2取用；K——鋼絲繩的安全系數(shù)，按表10.3-3取用。表10.3-2鋼絲繩破斷拉力換算系數(shù)鋼絲繩結(jié)構(gòu)換算系數(shù)6×190.856×370.826×610.80表10.3-3鋼絲繩的安全系數(shù)用途安全系數(shù)用途安全系數(shù)作纜風(fēng)3.5作吊索、無彎曲時(shí)6~7用于手動(dòng)起重設(shè)備4.5作捆綁吊索8~10用于機(jī)動(dòng)起重設(shè)備5~6用于載人的升降機(jī)14依據(jù)靜力學(xué)平衡分析，每個(gè)鋼絲繩承受的拉力為：。根據(jù)公式[Fg]=aFg/k其中，[Fg]為鋼絲繩的允許拉力；a.為換算系數(shù)。由于使用適合于制作吊索、起重綁繩的鋼絲繩。故取a=0.82；k.為鋼絲繩安全系數(shù)。取k=5Fg為鋼絲繩的鋼絲破斷拉力總和，根據(jù)表10.3-1取1330.1kN。計(jì)算得出Fg=[Fg]k/a=218.1kN，最大吊裝荷載為180.74KN查表可得，鋼絲繩選用不小于6×37-43鋼絲繩，繩徑43mm，絲徑2.0mm長(zhǎng)度100m，重量