MAINTENANCE TOOL USED FOR DIRECT CURRENT TRANSMISSION LINE

摘要

A maintenance tool used for a direct current transmission line comprises fixtures and a tensioning device, wherein the fixtures are installed at the two sides of insulators, and the tensioning device is connected between the fixtures. The fixture comprises a clamp (1) on a V type string , a clamp (2) on a cross arm, a single string clamp (3), a knife-like clamp, a closed clamp and a wire terminal fixture, and the fixture is made of TC4 titanium alloy. The maintenance tool has the advantages of sensible structure, high integral strength and load-carrying capacity, small volume, low weight and reliable operation.