| 摘要 |
Disclosed is the cooling unit of a drive motor. The cooling unit of the driving motor, in a driving motor where a stator is arranged in a motor housing, and a rotor is arranged with a gap in the stator, may include i) an airflow generation part which is formed on a rotor and moves ambient air by the rotation of the rotor, and ii) an airflow pass which is formed between the inside of the motor housing and the outside of the stator, is connected to the gap between the stator and the rotor, and forms the closed loop of airflow generated by the airflow generation part. |
