Tower vertical grounding device

The utility model discloses a pole tower vertical grounding device which comprises a galvanized down lead and copper-plated steel bars, a plurality of copper-plated steel bars are sequentially connected from top to bottom, the galvanized down lead and one copper-plated steel bar are connected through a first fixing piece, every two adjacent copper-plated steel bars are connected through a second fixing piece, and each second fixing piece comprises a first head, a connecting body and a second head. The first head and the second head are arranged at the two ends of the connecting body respectively, annular buckles are arranged on the inner side of the first head and the inner side of the second head respectively, inverted buckles and first clamping teeth are arranged on the annular buckles, locking pieces are arranged on the outer side of the first head and the outer side of the second head respectively, and the locking pieces abut against the annular buckles and are rotationally connected with the first head o