The utility model discloses an isolator overhauls platform, including maintenance platform and platform fixing device, the top of maintenance platform is equipped with spout, connecting piece and mounting, and the safety belt hanger is installed at the top of mounting, this isolator overhauls platform, mode through the combination between maintenance platform and platform fixing device links together, and easy for dismounting, convenient transportation, carry, the light in weight of maintenance platform, still has good insulating nature, platform fixing device passes through bolt swing joint switch basis channel -section steel, its simple to operate, safety and reliability, fix on the basic channel -section steel of switch more firmly, possible multiple point fixed, the difficult emergencein fixed back is removed, in the safety belt hanger disect insertion mounting, do not need additionally to be equipped with related accessories, high convenience and high speed are obtained, installation, safety belt hanger link has the advantage that the flexibility is good, can rotate along with operator person working direction's change, effectively prevent the safety belt winding, the site operations of being convenient for.