The utility model discloses an electric lift's high altitude earthing device, get mechanism and elevating gear including the ground clamp, the ground clamp is got the mechanism and is included the base, and the top of base is provided with wiring pile head and arm lock, the overhead earth connection that is connected with of wiring pile, the cover is equipped with the removal chuck in the arm lock, removes and realizes pressing from both sides tight action when the chuck shifts up, removes and realizes the release action when chuck moves down, the inside of base sets up in the screw hole, and the axis of rotation is passed from the screw hole, is threaded connection between axis of rotation and the screw hole, the upper end and the removal chuck looks fixed connection of axis of rotation, the lower extreme of axis of rotation is fixed with the joint board. Elevating gear includes base, four paws clamping, rotation axis, high definition digtal camera, multisection lifter, tripod, controller and power source. The utility model discloses an electric lift's high altitude earthing device, but ground connection, simple structure and ground clamp are got and are released advantages such as the action is simple reliable, ground connection operating efficiency height fast to have the easy access personnel.