Lifting device for overhauling main transformer-fan motor

The utility model relates to a lifting device for overhauling a main-transformer fan motor, wherein the lower part of the lifting device is fixedly installed on an overhauling platform; the upper end of the lifting device is fixedly connected with a tray for supporting the motor to be repaired; the lower end surface of the overhauling platform is provided with support legs; two sides of the tray are provided with fastening chains for fastening the motor to be repaired; and the support legs are hinged with the overhauling platform. The lifting device does not need to use a hoisting tool, has simple structure and convenient carrying and operation, prevents operating staff from being hurt in the construction process, also simultaneously reduces labor intensity, improves working efficiency and greatly lowers the overhauling cost.