Sunonwealth Electric Machine Industry Co., Ltd.

En-Cheng Chang

Ming-Tsung Li

A water pump structure and a rotor thereof are provided. The water pump structure includes a housing, a rotor, a stator, and an isolation component. The rotor is disposed in the housing. The rotor includes an impeller. The impeller has a central hole, an outer edge and at least one groove. The at least one groove is in communication with the central hole. The at least one groove extends outward from an inner edge of the central hole to the outer edge of the impeller. The stator is disposed around a periphery of the rotor. The isolation component is disposed between the rotor and the stator and configured to isolate the rotor from the stator.

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Kaohsiung, Taiwan

En-Cheng Chang