卫东，周文源，周忠发，位立强，单瑞增，黄橙，张徐，朱忠义，秦凯

（北京市建筑设计研究院有限公司， 北京 100045）

 

［摘要］重庆国际博览中心项目总建筑面积60万m2，是我国西部最大的会展综合体，世界排名前10。博览中心由南北展馆区总计16个展馆、多功能厅、会议中心、酒店和南北台地商业区等7部分组成。展馆钢屋盖采用70.2m跨立体管桁架，多功能厅钢屋盖为117m跨双向正交平面桁架。各区域屋盖上部另设一面积达53.7万m2的单层铝结构装饰屋盖，是目前世界上最大的铝屋盖。介绍了项目各单体的结构特点，对铝屋盖及钢屋盖设计、大跨楼盖舒适度等设计难点进行了介绍。

［关键词］铝结构屋盖； 立体管桁架； 平面管桁架； 舒适度； 转换构件； 博览中心

中图分类号：TU973.13；TU351      文献标识码：A      文章编号：1002-848X(2013)17-0001-08

 

Wei Dong, Zhou Wenyuan, Zhou Zhongfa, Wei Liqiang, Shan Ruizeng, Huang Cheng, Zhang Xu, Zhu Zhongyi, Qin Kai

（Beijing Institute of Architectural Design, Beijing 100045, China）

 

Abstract: With a total construction area of 0.6 million square meters, Chongqing International Expo Center is one of the top 10 largest venues in the world, the largest in west China. It is constructed in line with the standards for large international convention & exhibition center, with 16 exhibition halls are set in the south and north in symmetry, with multifunctional hall, convention center, hotel and the south and north tableland commercial zone as support. The roof of each exhibition hall is formed by 70.2m-span space trusses. The roof of multifunctional hall is formed by 117m-span bi-directional orthogonality plane trusses. With a total area of 0.537 million square meters, there are the largest aluminum roof structure in the world covering these buildings. The characteristic and difficulties of structural design in each projects, such as aluminum roof and steel roof design, long-span floor structure vibration comfort study, are introduced separately.

Keywords: aluminum roof structure; space truss; plane truss; comfort evaluation; transfer member; exhibition center

 

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