Switch cabinet splicing ground bar

The utility model discloses a switch cabinet splicing ground bar which comprises grounding bars and further comprises a butt joint mechanism, the butt joint mechanism is installed at the connecting position between the grounding bars, the butt joint mechanism comprises a threaded hole A, an insertion hole, an adjusting cavity, a threaded hole B, a bolt, an insertion rod and a rotating ring, the threaded hole A is formed in the middle position of one side in the grounding bar, and the insertion hole is formed in the middle position of the other side in the grounding bar. An adjusting cavity is formed in the side, away from the threaded hole A, of the interior of the grounding bar, a threaded hole B is formed in the side, close to the adjusting cavity, of the interior of the grounding bar, a bolt is connected into the threaded hole B in a matched mode, one end of the bolt of the grounding bar is aligned with one side of the threaded hole A of the adjacent grounding bar, and then the bolt is screwed along the th