西院落保护棚36m大跨钢箱梁吊点位置分析  

Analysis of Hoisting Point Position of 36 m Long-Span Steel Box Girder in Western Courtyard Protection Shed

作　　者：马智刚 曹丙山 蔡泽帅 江枣 MA Zhi-gang;CAO Bing-shan;CAI Ze-shuai;JIANG Zao(Architectural Design&Research Institute of Tsinghua University Co.Ltd.,Beijing 100084,China;Beijing Machinery Construction Group Co.Ltd.,Beijing 100045,China)

机构地区：[1]清华大学建筑设计研究院有限公司,北京100084 [2]北京市机械施工集团有限公司,北京100045

出　　处：《工程建设与设计》2021年第7期11-13,共3页Construction & Design for Engineering

摘　　要：对36m大跨度钢箱梁的吊点位置进行计算分析,比较了吊点位置对箱梁应力、变形和吊索内力的影响,根据应力和变形较小的原则确定吊点位置,为类似大跨钢梁吊装施工吊点位置的确定提供参考。The hoisting point position of 36 m long-span steel box girder is calculated and analyzed.The influence of lifting point position on stress,deformation and internal force of sling is compared.The hoisting point position is determined according to the principle of minimum stress and deformation,which provides reference for the determination of lifting point position of similar long-span steel girder hoisting construction.

关 键 词：钢箱梁 大跨度 吊点位置 

分 类 号：TU391[建筑科学—结构工程]