Bolt-sphere joint support without dissimilar steel welding

The utility model relates to the technical field of steel structures, in particular to a bolt-sphere joint support without dissimilar steel welding. The device comprises a bolt ball, a rod piece, a mounting assembly and a bottom plate assembly, a plurality of bolt holes are formed in the bolt ball, the rod piece is connected to the bolt ball in a threaded mode, the installation assembly is connected to the bolt holes in the bottom of the bolt ball in a threaded mode, and the bottom of the installation assembly is welded to the bottom plate assembly. According to the utility model, dissimilar steel welding in factories or on sites is avoided, the construction efficiency is improved, the assembly degree is high, and the installation is simple. The structure is reasonable in stress, accurate in manufacturing size and high in cost performance, and can be widely applied to the net rack support of the bolt-sphere joint. 本实用新型涉及钢结构技术领域，特别涉及一种不采用异种钢焊接的螺栓球节点支座。具有螺栓球、杆件、安装组件、底板组件；所述螺栓球上设置有若干个螺栓孔，所述杆件螺接在螺栓球上，所述安装组件螺接在螺栓