保护金具用于保护导线、绝缘子等，如保护绝缘子用的均压环防止绝缘子上拨用的重锤及防止导线振动用的防振锤，保护条等。
Protective fitting for protective conductor,insulators,such as protection of insulators for equalizing ring to prevent the insulator with heavy dialAnti vibration hammer hammer and prevent the wire vibration,support line.
