Novel wind power plant gearbox high-speed shaft end sealing structure

The utility model discloses a novel wind power plant gearbox high-speed shaft end sealing structure which comprises a gearbox, a sealing spiral block is fixedly connected to one side of an end cover body, a bearing is distributed at the other end of the sealing spiral block, a limiting check block is fixedly connected to the joint of a high-speed shaft and the bearing, and a sliding ball is embedded in the inner wall of the limiting check block. According to the novel wind power plant gearbox high-speed shaft end sealing structure, the end cover body and the gearbox can be spirally sealed and fixedly installed through the sealing spiral block, the end cover body and the bearing can be further sealed in an inserted mode through the sealing buckling groove, and the end cover body and the installation groove can be buckled and installed in a sealed mode through the auxiliary sealing block; the gear box is fixed to the outer wall of the bearing and can be in sealed sliding connection with the high-speed shaft thr