施工技术 2010年8月 78 CONSTRUCTION TECHNOLOGY 第39卷第8期 南昌国际体育中心体育场大悬挑钢桁架施工关键技术 周观根，陈湘，王永梅，郑孝谨，刘小磨 (浙江东南网架股份有限公司，浙江杭州311209) [摘要]针对南昌国际体育中心体育场钢结构工程的大悬挑、大跨度、单向斜撑等结构特点和施工难度，详细介绍 了高空分块安装法、结构合龙、整体卸载等关键技术及难点，并通过对施工全过程有限元仿真分析证明，该技术高 效、合理，保证了工程质量和施工安全，并为此类体育场馆的施工提供了一定的参考. [关键词]南马国际体育中心；体育场；大甚挑；高空分块安装法；结构合龙；整体卸 [中图分类号]TU391.3[文献标识码]A[文章编号]1002-8498(2010)08-0078-04 Key Construction Technology for the Steel Truss with Large Cantilever on the Stadium of Nanchang International Sports Center Zhou Guan’gen Chen Xiang Wang Yongmei Zheng Xiaojin Liu Xiaomo (Zhejiang Southeast Space Frame Co.Lid.Hangzhou Zhejiang 311209 China) Abstract:Based on the structural characteristics and construction difficulties of the large eantilever large span and one-way diagonal brace on the stadium of Nanchang International Sports Center the key construction technology and difficulties for the high altitude block installation closure technology and whole unloading and so on are described in detail.At the same time FE simulation analysis on the whole construction process shows that the construction technology is efficient and rational.As a result the engineering quality and construction safety are guaranteed furthermore the referenced conclusion is provided to the similar stadium. Key words:Nanchang International Sports Center;stadium;large-cantilever;high altitude block installation;closure technology;integral unloading 1工程概况 采用96榴径向主桁架、5福环桁架、部分收边桁架、 南昌国际体育中心体育场占地面积67248m2 总 “V”形支撑和单向斜撑、192只铸钢件节点等组成空间 建筑面积82742m2 体育场最多...
南昌国际体育中心体育场大悬挑钢桁架施工关键技术.pdf
