远  方      （天津大学土木系 300072）

    孙大军    （天津大学建筑设计研究院 300072）

 

[提要]  主要论述了折叠网架结构的构成和基本结构单元中杆件问的几何关系，提出了保证结构折叠、展开的几何限制条件，给出了几种常见的结构构形及结点构造。
[关键词] 折叠网架  自支撑 剪杆 剪铰

Deployable space frame is one of new types structure. Its unit is a scissor - like element, with which many kinds of essential deployable space frames can be formed, that can construct various frames such as plane grids, domes. Essential frames and geometric limitations are presented. Also, general node, hinge and various styles of deployable space frames are introduced.
Keywords: depolyable space frame; self - supporting; scissor - like element; scissor - like frame