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时间:2018-12-21
《《主梁截面高度》word版》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、主梁截面高度(~)=(~)×8000=667~1000取=700主梁截面宽度=(~)=(~)×700=233~350取=300次梁截面高度(~)=(~)×8000=444~660取=500次梁截面宽度=(~)=(~)×500=167~250取=250柱高度:底层柱高度4其它层柱高3.6梁、柱自重梁柱可根据截面尺寸,材料容重及粉刷等计算出单位长度上的重力荷载如::0.3×0.7长度:5.3。表2-1梁、柱重力荷载标准值层次构件()()()()()()1~80.30.7251.055.5135.43259.872542.0
2、80.30.7251.055.5137.88292.940.30.7251.055.5132.5227.560.30.7251.055.5135.438235.490.30.7251.055.5137.888371.760.30.7251.055.5132.58110.250.250.5251.053.2815.348139.130.250.5251.053.2817.78202.130.30.7251.055.5137.0658311.570.30.7251.055.5133.6479.380.30.7251.055
3、.5136.924912.870.70.7251.113.4754.2402263.80.60.6251.19.93.6361283.04注:1):表中为考虑梁柱的粉刷层重力荷载而对重力荷载的增大系数;为单位长度构件重力荷载;为构件数量。2.2.6墙体自重墙体为240厚粘土空心砖,外墙面贴瓷砖(0.5),内墙面为20厚抹灰。则:外墙单位墙面重力荷载为:0.5+0.24×15+17×0.02=4.44内墙单位墙面重力荷载为:0.24×15+17×0.02×2=4.28墙体自重计算:底层墙:外墙G轴:[(61.2-10×0
4、.70)×4.2-6.5×3.5×2-5.9×3.5×2-6.4×3.5-2.9×3.5-5.85×3.5-5.95×3.5-6.5×3.5]×4.44=196.43A轴:[(61.2-10×0.70)×4.2-2.4×1.3×2-2.4×2.5×1.4+1.8×2.5]×4.44=925.74A-G轴:[(16.7-4×0.7)×4.2-1.8×2.4]×2×4.44=480.05内墙E轴:[(61.2-10.8×2-7.2-10×0.7)×4.2-(0.8×2.1×4+2.7×3)]×4.28=393.16F轴:[
5、(3.6-.24)×4.2-0.8×2.1]×4×4.28=212.84D轴:[(61.2-10×0.7-3.6×2-7.2-0.3)×4.2-2.7×8)]×4.28=617.6E-G轴:[(5.6+0.06)×4.2×4+(5.6+0.3-2×0.7)×1.2×6]×4.28=892.33A-D轴:[(8.6-2×0.7)×4.2×8+(8.12×4.2-1.5×2.1)×2+8.12×4.2]×4.28=1438.64二~八层墙:G轴:[(61.2-10×0.6)×3.6-6.6×2.9×2-4×1.5×2-13
6、.4×3.6×2]×4.44=230.70A轴:[(61.2-10×0.6)×3.6-2.4×1.4×2-2.4×1.9×15]×4.44×2=548.79A-G轴:[(16.7-4×0.6)×3.6-1.9×1.9]×4.44×2=425.09内墙E轴:[(61.2-0.6×10)×3.6-0.8×2.1×4-2.7×7]×4.28=740.87D轴:[(61.2-0.6×10-7.2)×3.6-2.7×8]×4.28=647.14E-G轴:[(5.6+0.06-0.12)×3.6-2.7×8]×4.28=765.0
7、1A-D轴:[(8+0.12×3.6-1.5×2.1)×2+(8+0.6-2×0.6)×3.6×8+(8+0.12)×3.6]×4.28=1260.53女儿墙(61.2-0.6×10)×1.2×4.44×2=588.22(16.7-4×0.6)×1.2×4.44×2=108.69墙体自重见表2-2表2-2墙体自重墙体重量()底层墙5156.79二~八层墙4807.55女儿墙696.892.2.7门窗重量2.2.7门窗重量门窗单位面积重力和载取值:木门为0.2,钢铁门取0.45,铝合金窗取0.4。门窗重量见表2-3。表2
8、-3门窗重量层次门(窗)洞口尺寸宽()×高()个数单位面积重力荷载总重量()底层标准层M-2900×210020.20.756M-3800×210080.22.69M-61000×2700120.26.48M-75840×350010.459.198M-85950×350010.459.37M-91500×350010.452.3
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