Patent ID: 11898576
Assignee: FANS-TECH ELECTRIC CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  H | IPC F

Claim 0:
1. A centrifugal fan comprising:
a top plate;
a baseplate with a motor mounting hole;
a plurality of blades disposed between the top plate and the baseplate, wherein the plurality of blades are separately fastened to the top plate and the baseplate, and the plurality of blades are disposed around the motor mounting hole;
a motor with a motor housing, wherein the motor housing is mounted on the motor mounting hole and is fixedly connected to the baseplate, and the motor housing at least partially extends between the baseplate and the top plate;
a flow guiding cover detachably mounted on the baseplate, wherein the flow guiding cover is sheathed on an outer peripheral side of the motor housing, and the flow guiding cover comprises at least two stacked sub flow guiding covers which are sequentially stacked along a direction away from the baseplate; and
wherein a highest point of the flow guiding cover is substantially flush with a lowest point of an edge of a rounded corner at a top of the motor housing.