梯形钢屋架钢结构课程设计大学论文.doc

24米梯形钢屋架设计大威整理XXXXXX学院《钢结构》课程设计计算书题目梯形钢屋架班级XXXXXXXX姓名XXXXXXXXXXXXXXX指导教师XX成绩目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc409281330"1设计资料PAGEREF_Toc409281330\h1HYPERLINK\l"_Toc409281331"1.1结构形式PAGEREF_Toc409281331\h1HYPERLINK\l"_Toc409281332"1.2屋架形式和几何尺寸PAGEREF_Toc409281332\h1HYPERLINK\l"_Toc409281333"2桁架支撑布置PAGEREF_Toc409281333\h2HYPERLINK\l"_Toc409281334"3荷载计算PAGEREF_Toc409281334\h3HYPERLINK\l"_Toc409281335"3.1全跨永久荷载+全跨可变荷载PAGEREF_Toc409281335\h4HYPERLINK\l"_Toc409281336"3.2全跨永久荷载+半跨可变荷载PAGEREF_Toc409281336\h4HYPERLINK\l"_Toc409281337"3.3全跨桁架包括支撑+半跨屋面板自重+半跨屋面活荷载PAGEREF_Toc409281337\h4HYPERLINK\l"_Toc409281338"4内力计算PAGEREF_Toc409281338\h5HYPERLINK\l"_Toc409281339"5杆件设计PAGEREF_Toc409281339\h6HYPERLINK\l"_Toc409281340"5.1上弦杆PAGEREF_Toc409281340\h6HYPERLINK\l"_Toc409281341"5.2下弦杆PAGEREF_Toc409281341\h7HYPERLINK\l"_Toc409281342"5.3端斜杆aBPAGEREF_Toc409281342\h8HYPERLINK\l"_Toc409281343"5.4腹杆PAGEREF_Toc409281343\h9HYPERLINK\l"_Toc409281344"5.4.1Bb杆PAGEREF_Toc409281344\h9HYPERLINK\l"_Toc409281345"5.4.2bD杆PAGEREF_Toc409281345\h9HYPERLINK\l"_Toc409281346"5.5竖杆Aa,Cb,Ec,Gd.PAGEREF_Toc409281346\h10HYPERLINK\l"_Toc409281347"5.6其余各杆件的截面见表5-1PAGEREF_Toc409281347\h10HYPERLINK\l"_Toc409281348"6节点设计PAGEREF_Toc409281348\h12HYPERLINK\l"_Toc409281349"6.1下弦节点“b”（图6-1）PAGEREF_Toc409281349\h12HYPERLINK\l"_Toc409281350"6.2上弦节点“B”(图6-2)PAGEREF_Toc409281350\h13HYPERLINK\l"_Toc409281351"6.3屋脊节点“I”（图6-3）PAGEREF_Toc409281351\h14HYPERLINK\l"_Toc409281352"6.4支座节点“a”（图6-4）PAGEREF_Toc409281352\h15HYPERLINK\l"_Toc409281353"6.4.1支座底板的计算PAGEREF_Toc409281353\h16HYPERLINK\l"_Toc409281354"6.4.2加劲肋与节点板的连接焊缝计算PAGEREF_Toc409281354\h17HYPERLINK\l"_Toc409281355"6.4.3节点板、加劲肋与底板的连接焊缝计算PAGEREF_Toc409281355\h17HYPERLINK\l"_Toc409281356"6.5下弦中央节点“e”（图6-5）PAGEREF_Toc409281356\h17HYPERLINK\l"_Toc409281357"参考文献PAGEREF_Toc409281357\h19辽宁工程技术大学钢结构课程设计PAG