High-strength copper casting grounding copper bar

The utility model provides a high-strength copper casting grounding copper bar, belongs to the technical field of grounding copper bars, and solves the problem of low strength of the existing grounding copper bar. The high-strength copper casting grounding copper bar comprises a copper plate, a plurality of connector lugs are installed on the front side and the rear side of the top of the copper plate, supporting blocks are fixed to the left side and the right side of the bottom of the copper plate, a first supporting frame is fixed to the bottoms of the supporting blocks, a second supporting frame is arranged below the first supporting frame, and a threaded rod is fixed to the top of the second supporting frame. According to the utility model, through the arrangement of the supporting plate and the movable plate, the bottom of the copper plate can be stably supported, the strength of the grounding copper bar is increased, the grounding copper bar is not easy to deform, the safety of the device is improved, a