Sealing device for water inlet of water-cooled motor

The utility model discloses a water-cooled motor water inlet sealing device, and belongs to the technical field of water-cooled motor water inlet sealing. Comprising a motor shell and a conveying pipe used for conveying cooling liquid, an installation cavity is formed in the motor shell, two installation pipes are installed on the motor shell, the two installation pipes are communicated with the interior of the installation cavity, an operation pipe is fixed to one end of the conveying pipe, and the annular plate is fixed to the outer side wall of the installation pipe. A sealing assembly used for sealing in the water-cooling heat dissipation conveying process is arranged in the operation pipe. In the whole sealing process, through installation of the conveying pipe and the installation pipe, all the inflation assemblies are automatically driven to inflate and expand the interior of the annular air bag, the operation process is simple, effective sealing can be conveniently achieved every time the conveying pi