Big Olympic Sports Center ptfe membrane structure

The design function of Olympic Sports Center is 15,000 medium-sized B stadium and its supporting rooms, with a total construction area of 49,610 square meters, including about 3800 tons of steel structure and 25,000 square meters of PTFE membrane structure. The steel column of the stadium steel structure adopts the box welded section, the roof adopts 19 kinds of suspension steel truss structures with different spans, and the joints all adopt the intersecting welded joints. The use of the roof covering membrane structure and PTFE membrane structure increases the sense of space and dynamics of the entire stadium, and also makes the stadium become the local visual focus of Pingyang.