国家奥林匹克体育中心练习馆屋盖网架结构设计

Design of Space Truss Roof Strcuture of the Training Gymnasium in National Olympic Sports Center

本文介绍在国家奥林匹克体育中心练习馆屋盖结构中采用的一种改进后的斜放四角锥网架结构。这种网架形式新颖,构造简单,并可采用大网格,具有受力均匀,节点少,便于制作和加工等优点。

An improved diagonally positioned pyramid space truss structure used for the roof of the training gymnasium in National Olympic Sports Center is presented in this paper. It is new in structural shape and simple in manufacturing and construction, and may be applied to large spacing grids with the merits of less joints and quasi-uniform internal forces in members.