Cooling device for controlling constant temperature of gearbox oil for wind turbine generator

The invention relates to the technical field of wind power generation cooling, in particular to a cooling device for controlling constant temperature of gearbox oil for a wind turbine generator, which can uniformly cool lubricating oil, and is good in cooling effect and high in practicability. Comprising a bottom plate, a support A, a filtering tank, a support B and a cooling box, the filtering tank is fixedly installed at the upper end of the bottom plate through the support A, a cavity is formed in the filtering tank, the cooling box is fixedly installed at the upper end of the bottom plate through the support B, a cavity is formed in the cooling box, multiple sets of exhaust outlets are formed in the left portion of the cooling box, and a backflow pipe communicated with the cavity is arranged on the filtering tank. A valve is arranged on the return pipe, and an oil delivery pump is arranged on the return pipe; the cooling device further comprises a rotating connector A, an oil pipe A, two discs, a heat exc