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US 11,598,350 B2Granted
Fan motor and manufacturing method thereof
AssigneeLG Electronics Inc.
InventorsJoongkeun Choi, Jeongho Lee, Giyeob Yang, Seongho Cho
Life of this patent
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Abstract
Disclosed is a fan motor. The present disclosure provides a fan motor including a motor housing receiving a motor therein, a motor bracket disposed on the motor housing, an impeller coupled to a shaft of the motor, and a diffuser disposed between the motor and the impeller and having a vane body, an axial flow vane provided to an inner circumference of the vane body, and a diagonal flow vane provided above the axial flow vane.
Claims6
A fan motor, comprising:
- a motor housing;
- a motor disposed within the motor housing;
- a motor bracket disposed on a top side of the motor housing;
- an impeller coupled to a shaft of the motor;
- an impeller housing that receives the impeller therein;
- and
- a diffuser disposed between the motor and the impeller, the diffuser comprising:
- a hub coupled to the motor bracket,
- a vane body that has a ring and is supported by an inside of the impeller housing, the vane body being separate from the hub and disposed outside the hub, and
- a vane integrally provided with the vane body and disposed at an inner circumference of the vane body,
- wherein the vane comprises an axial flow vane and a diagonal flow vane that is disposed at a top side of the axial flow vane,
- wherein the impeller housing comprises a step difference portion that is defined at an inner surface of the impeller housing and that contacts a top portion of the vane body,
- wherein an inner diameter of the impeller housing is greater than or equal to an outer diameter of the vane body, and
- wherein a top surface of an outer circumference of the hub supports the diagonal flow vane.
11 more elements
Dependencies are inferred from the claim text.