Steel structure factory building roof truss lower support installation structure

The utility model provides a steel structure factory building roof truss lower support installation structure which is applied to the technical field of steel structure factory building roofs, a truss(2) is arranged on an inter-truss horizontal supporting piece (1) of the steel structure factory building roof truss lower support installation structure, an upper chord (3) is arranged at the upperend of the truss (2), and a lower chord (4) is arranged at the lower end of the truss (2). Wherein the upper end of the rod piece (6) is connected with the clamp (5), the lower end of the rod piece (6) is connected with one end of the support transverse supporting piece (7), and the other end of the support transverse supporting piece (7) is connected with one end of the support vertical supporting piece (8). The overall structural strength and safety meet the requirements, connection and installation are easy and fast, and the performance is improved. 本实用新型提供一种应用于钢结构厂房屋面技术领域的钢结构厂房屋面桁架下支架安装结构，所述的钢结构厂房屋面桁架下支架安装结构的桁间水平支撑