It meets ground wire device to improve nearly electric early warning of type of screwing of overhauing person and equipment safety

The utility model relates to an it meets ground wire device to improve nearly electric early warning of type of screwing of overhauing person and equipment safety belongs to power supply system specialized tool technical field. Technical scheme: one side from last be equipped with in proper order extremely down punch holder (1) of main part (11), lower plate (2) and nut (4), be equipped with slide(10) on main part (11), the lower plate activity sets up on the slide in main part (11), the upper end of screw rod (3) is passed nut (4) back and is fixed mutually with the bottom of lower plate, insulating loop bar (5) are hollow structure, the lower extreme of screw rod passes insulating loop bar, the last pot head of insulating loop bar is equipped with sheath (7), nearly electric early warning device (8) are fixed on the sheath. The utility model discloses having guaranteed the earth connection area of contact and the fastening degree of wire, can not had the risk that loses the ground protection that the earth