Patent ID: 11936278
Assignee: ASIA VITAL COMPONENTS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A fan braking structure, comprising:
a fan including a frame, a fan impeller and a stator; the frame including an upright bearing cup, and the stator being externally fitted around the bearing cup to be located corresponding to the fan impeller; and the fan impeller including a rotating shaft vertically received in the bearing cup, an end of the rotating shaft being pivotally received in the bearing cup, and another end of the rotating shaft being a free end having a groove formed thereat;
a braking structure including a regenerative module and a shell located at a lower part of the bearing cup; the shell being internally provided with a brake plate and an electromagnet; the brake plate being provided at one side with a protruded brake pin and at another opposite side with a magnetic member; and the regenerative module including an electrical connection section and a power storage element, and the electrical connection section being electrically connected to the fan; and
an elastic element being disposed between and pressed against the brake plate and the electromagnet.