Internal liquid cooling structure of roller permanent magnet motor

The utility model discloses an internal liquid cooling structure of a roller permanent magnet motor. The internal liquid cooling structure comprises a heat dissipation water pipe unit assembly. The heat dissipation water pipe unit assembly is composed of a plurality of heat dissipation water pipe units in an annular array mode. The water inlet pipe and the water outlet pipe are connected with an externally matched water station cooling platform; the heat dissipation water pipe unit comprises a water inlet communicating pipe and a water outlet communicating pipe; the water inlet communicating pipe and the water outlet communicating pipe are respectively connected with the heat dissipation water pipe, the water inlet communicating pipe and the water outlet communicating pipe are both of a broken line structure, and the water inlet communicating pipe and the water outlet communicating pipe are both arranged in the X-axis direction, the Y-axis direction and the Z-axis direction. The liquid cooling structure is sm