钢结构屋架课程设计报告

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1、完美格式整理版陕西广播电视大学 课程设计 课程名称：钢结构 分校(工作站)：               专业：指导老师：学号：范文范例参考完美格式整理版学生姓名：范文范例参考完美格式整理版目录1、设计资料··········································································································12、结构形式及布置···············································································

2、·················13、荷载计算·········································································································33.1永久荷载设计值·····························································································33.2可变荷载设计值······················································

3、·······································33.3荷载组合········································································································34、内力计算········································································································35、截面选择·····························

4、···········································································范文范例参考完美格式整理版45.1上弦杆截面选择·····························································································45.2下弦杆截面选择·····························································································45

5、.3腹杆截面选择·································································································54、节点设计········································································································96.1下弦节点设计········································································

6、·························96.2上弦节点设计·······························································································147、附图········································································································16范文范例参考完美格式整理版1、设计资料2.1某车间，长240m，跨度27m，柱距6m，车间内无吊车、无天窗、无振

7、动设备。采用梯形钢屋架，1.5×6m预应力钢筋混凝土大型屋面板（1.4kN/m2），二毡三油加绿豆沙防水层（0.4kN/m2），20mm厚水泥砂浆找平层（0.4kN/m2），卷材屋面，屋面坡度i=1/10，屋架简支于钢筋混凝土柱上，混凝土强度等级C20，上柱截面400×400mm。钢材选用Q235B，焊条采用E43型。屋面活荷载标准值0.70kN/m2。2.2屋架计算跨度2.3跨中及端部高度：设计为无檩屋盖方案，采用平坡