郭建营  完海鹰
     （合肥工业大学建工系 230009）

[提要]  介绍了一种新型网架节点体系，通过对该节点进行的空间受力试验，分析了该节点的承载性能，得出了有价值的试验分析资料，为该新节点体系的开发提供了设计依据。
[关键词]  新节点  制作加工  空间受力试验

A new hollow cylinder-ball joint system of space truss is introduced. From the experiment of the joint with strength on three-dimensions, it analysed the bearing capacity of the joint and the value test infor-mation was given. It is helpful for the development of this joint system.
Keywords: hollow cylinder-balljoint system; fabrication; three-dimensions; experiment; strength