Special fastening tool for contact wire joint wire clamp of section insulator

The utility model belongs to the technical field of fastening tools, and particularly relates to a special fastening tool for a contact wire joint wire clamp of a section insulator, which comprises an operating rod, a plum blossom type wrench head and an opening type wrench head, the operating rod comprises a rod body, one end of the rod body is provided with a bayonet socket, and the other end of the rod body is connected with an insulated antiskid handle; the opening type wrench head comprises a U-shaped head part and a second inserting tongue; the second inserting tongue is integrally connected to the rear side of the U-shaped head part; the plum blossom type wrench head comprises a circular ring sleeve body and a first inserting tongue; the circular ring sleeve body and the U-shaped head portion can clamp nuts of the same model or nuts of screws of the same model in the radial direction. According to the utility model, the replaceable wrench head structure and the operating handle are adopted, the detacha