Power transmission line grounding down lead fixing device

The utility model discloses a power transmission line grounding down lead fixing device which comprises a lower fixing plate, a left side plate is arranged on the left side of the upper end of the lower fixing plate, first threaded rods are arranged in through holes in the front side and the rear side of the middle of the left side plate, and a right side plate is arranged on the right side of the upper end of the lower fixing plate. Second threaded rods are arranged in through holes in the front side and the rear side of the middle of the right side plate, the upper middle portions of the sides, close to each other, of the left side plate and the right side plate are fixedly connected to the two sides of an upper fixing clamp, and a lower fixing clamp is arranged on the lower side of the upper fixing clamp. According to the clamp, the upper portions of the upper fixing clamp and the lower fixing clamp are square, so that the fixing direction of the clamp can be freely adjusted in the transverse direction or