Grounding device of power transmission and distribution line

The utility model relates to the technical field of grounding, in particular to a grounding device of a power transmission and distribution line, which comprises a fixed plate, a first conductive column is fixedly connected onto the fixed plate, the top end of the first conductive column is connected with a second conductive column through a buffer assembly, a plurality of sockets are arranged on the fixed plate, and a fixing nail is inserted into each socket. The top end of the fixing nail is provided with an empty groove and is fixedly connected with a circular plate, the interior of the circular plate is hermetically and rotatably connected with a rotating column, the bottom end of the rotating column is fixedly connected with a screw rod, the exterior of the screw rod is in threaded connection with a plurality of threaded sleeves, and the left ends and the right ends of the plurality of threaded sleeves are rotatably connected with reinforcing plates; a plurality of through grooves communicating with the