Fluid pump
AssigneeJohnson Electric International AG
InventorsGequn CHENG, Xiaohui WANG, Jianwei SUN
Life of this patent
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Abstract
A fluid pump includes a pump casing, an impeller arranged in the pump casing, and a motor for driving the impeller to rotate in the pump casing. The pump casing includes a metal sleeve arranged therein and dividing an internal space of the pump casing into a first space and a second space. The motor includes a stator received in the second space and a rotor received in the first space. The rotor is fixedly connected to the impeller and rotatably connected to a shaft. A shaft sleeve is fixedly arranged in the sleeve, and an end of the shaft is fixedly inserted into the shaft sleeve.
Claims15
A fluid pump comprising:
- a pump casing comprising a metal sleeve arranged therein and dividing an internal space of the pump casing into a first space and a second space;
- an impeller arranged in the pump casing;
- and
- a motor for driving the impeller to rotate in the pump casing, the motor comprising a stator received in the second space and a rotor received in the first space, wherein the rotor is fixedly connected to the impeller and rotatably connected to a shaft, a shaft sleeve is fixedly arranged in the sleeve, and an end of the shaft is fixedly inserted into the shaft sleeve.
Dependencies are inferred from the claim text.