Space frame design,In modern society, due to the progress of science and technology, the enrichment of social life, and the span of architectural structure also put forward new requirements. Therefore, as for the grid design, for example, in sports buildings, in order to accommodate more audiences and adapt to the needs of large-scale competitions, it requires a large-span gymnasium; In the industrial workshop, in order to meet the needs of technological reform, it is also required to build the joint workshop with large column network.