高铁虹桥站钢桁架_钢管混凝土柱节点性能试验研究_楼瑜杰.pdfVIP

126 　　　　　　 Vol.12 No.6 201012 Progress in Steel Building Structures 　Dec.2010 - 1 1 1 1 1 2 楼瑜杰 , 童 为 , 谢　恩,侯　刚 , 陈以一, 殷真铭 (1. , 　200092;2. , 　200041) 　:　, -, 。1∶4 , , 、。 , , 3 , 。 , , 。 , , 。 :　-;;;; :TU 317.1, TU 398　　　　　:A 　　　　　:1671-9379(2010)06-0019-06 Experimental Study on Behavior of Steel Truss-CFST Column Joints in Hongqiao Stationfor High-Speed Railway 1 1 1 1 1 2 L OU Y u-j ie , TON G L e-w ei , X I E E n , H OU Gang , CH E N Y i-y i , YI N Z hen-ming (1.Department of Building Engineering, College of Civil Engineering, Tongji University, Shanghai 200092, China; 2.Huajian Architecture Design Institute, Shanghai Xiandai Design Group, Shanghai 200041, China) LOU Yu-jie:w ood am oo @126.com Abstract:　There is a new kind of joint etw een steel truss and concrete-filled steel tu ular column in structures of Shanghai Hongqiao Station for high-speed railway.The joint has complicated constructional details and structural ehavior.A model test with a 1∶4 scale was carried out to investigate its loading capacity in this paper.The experimental method of how to exert loads on the complicated joint is presented, and its ehavior, weak position and failure mode are discussed.The test indicated the joint was designed effectively in constructional details and had oth sufficient loading capacity, which came to three times design value, and good plastic deformation.However, the joint showed its weakness at the w elded con