▎ 摘　　要

NOVELTY - A composite graphene radiating device of motor shell, comprising a shell, wherein the shell is provided with a rotor, one end of the rotor is connected with a motor rotating shaft; the motor rotating shaft is installed with the shell through a bearing; the other end of the rotor is connected with a transmission shaft; the transmission shaft is installed with the shell through a bearing; one end of the shell is provided with a radiating cavity; the inner surface of the shell is provided with a graphene radiating plate; the shell is provided with multiple connecting holes; the connecting hole is provided with a graphene radiating column connected with the graphene radiating plate; the radiating cavity is provided with a graphene heat conducting plate; the side wall of the radiating cavity is provided with multiple radiating holes; the graphene heat conducting plate is set on the side wall of the shell; the graphene heat conducting plate is provided with a graphite radiating fin; the graphite radiating fin is provided with a vent hole whose aperture is greater than the hole diameter of the radiating hole. The utility model has strong radiating performance; it can timely radiate the heat in the motor; it improves the stability of the motor operation.