施工技术 2012年4月下 CONSTRUCTION TECHNOLOGY 第41卷第363期 空中华西村大直径球形钢结构高空安装技术 周琦，蔡金志 (中建铜构阳光惠州有限公司，广东惠州516259) [摘要]空中华西村超高层建筑高328m 其顶部的球形钢结构直径50m 球体腰部的环形桁架向外倾斜，安装难度 大.通过分析研究，结合工程特点，采用“上弦与相关腹杆组合吊装“的安装新方法，解决了悬挑安装的操作平台问 题，实现了球体钢结构的快速安装，并减少了操作架搭设工作量，降低了施工难度、提高了效率、降低了工程成本. [关键词]高层建筑；钢结构；安装：单元拼装：组合吊装；测量 [中图分类号]TU758.11 [文献标识码]A [文章编号]1002-8498(2012)08-0004-03 High-altitude Installation Technology of Large-diameter Steel Ball for the Skyscraper in Huaxi Village Zhou Qi Cai Jinzhi (Sunny Huizhou Co.Lad.of China Construction Steel Structure Co.Led.Huithou Guangdong 516259 China) Abstract:The skyscraper in Huaxi village is designed with height of 328m.The diameter of the ball shaped steel structure is 50m on the building which ring truss at the central part is difficult to install because it is inclined to the sky.Through analysis and based on the project features the innovation installation method of hoisting the top chords with relation braces is adopted.Then the operation platform for cantilever installation is avoid and the ball shaped steel structure is installed quickly which lower the difficulty improve the efficiency and save the cost. Key words:tall buildings;steel structures;installation;unit assembly:bination lifting:measurement 1工程概况 个塔楼的顶部（见图1b). 空中华西村工程地上72层，地下2层，总高度 328m 总建筑面积21.3万m2.该建筑中间一个核 心筒体结构，外围3个核心筒体结构，顶部一个大直 径圆球的造型（见图1a).顶部圆球直径50m 由 下、中、上3部分组成.下部构造：圆球底部位于中 间核心筒的67层，即标高279.277m处，从筒内钢 骨柱上向上悬挑三角形钢桁架至69层，悬挑桁架之 间为弧形焊接钢管网壳；中部构造：从69层（标高 287.200m)至72层（标高328.000m)为最大直径 50m的环形钢桁架...
空中华西村大直径球形钢结构高空安装技术.pdf
