施工技术 2016年1月下 40 CONSTRUCTION TECHNOLOGY 第45卷第2期 D0I:10.7672/8gjs2016020040 曲靖体育场铸钢节，点安装控制技术* 朱文伟，王剑非2，苏兰忠1，胡勇，王晓燕2，朱必勇1，邓亮 (1.云南建工钢结构有限公司，云南昆明654501；2.云南建工集团有限公司，云南昆明654501) [摘要]曲靖体育场属于复杂大跨度空间结构.其铸钢节点连接杆件较多、荷载较大、受力情况复杂，皆为关系到 整体结构安全的关键部位.加工前运用有限元技术分析铸钢节点在各种受力状态下的应力分布特点、塑性发展过 程、节点破坏机理及节点的极限承载力进场前铸钢节点材质控制及力学性能检测、安装过程中一系列定位控制措 施的应用，有效地控制了铸钢节点对主桁架变形的影响.工程实践表明，铸钢节点安装控制技术为曲靖体育场大 跨度复杂管桁架屋盖工程的顺利施工提供了保障，切实可行. [关键词]体育场；铸钢节点；安装；有限元分析；质量控制 [中图分类号]TU758.1 [文献标识码]A [文章编号]1002-8498(2016)02-0040-03 The Cast Steel Joint Installation Control Technology of Qujing Stadium Zhu Wenwei' Wang Jianfei? Su Lanzhong' Hu Yong' Wang Xiaoyan2 Zhu Biyong' Deng Liang' (1.Yunnan Construction Engineering Steel Structure Co.Ltd.Kunming Yunnan 654501 China; 2.Yunnan Construction Engineering Group Co.Ltd. Kunming Yunnan 654501 China) Abstract:The steel roof of Qujing Stadium belongs to plicated large-span space structure.The cast steel joint has more connecting pipes larger load plex stress condition which are key position related to the overall structural safety.Before processing finite element analysis method was used to analyze the stress distribution under every load condition of cast steel joint the plastic development process the joint failure mechanism and bearing capacity the material control and mechanical performance checking before cast steel joint approach and the location control method application during installation which controlled the influence of cast steel joint on main truss deformatio...
曲靖体育场铸钢节点安装控制技术.pdf
