Structural node for reinforcing bolt-sphere net rack rod piece

The utility model discloses a structural node for reinforcing a bolt-sphere net rack rod piece, and relates to the technical field of structural nodes. The bolt ball comprises a bolt ball body, a first threaded hole is formed in the side wall of the bolt ball body, a steel rod is arranged on one side of the bolt ball body, a conical sleeve is arranged on one side of the steel rod, a second protruding ring is fixedly connected to the side wall of the conical sleeve, external threads are arranged on the side wall of the second protruding ring, and the external threads are matched with the internal threads. An inner hexagonal fastening bolt is detachably arranged on the side wall of the steel rod, a connecting rod is arranged on the side face of the conical sleeve in a penetrating mode, a screw is fixedly connected to one end of the connecting rod, a limiting head is fixedly connected to the other end of the connecting rod, the screw is matched with the first threaded hole, and a third threaded hole is formed in