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US 2014/0175956 A1Published application
Motor controller and brushless dc motor comprising the same
AssigneeZhongshan Broad-Ocean Motor Co., Ltd.
InventorsYonghua WU, Yunsheng CHEN, Yong ZHAO, Chongsheng ZENG, Songfa TANG
Life of this patent
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Abstract
A motor controller, including: a control box including an inner wall; a circuit board; a dissipater; an IGBT module; and an insulating piece. The circuit board is disposed inside the controller box. The dissipater is disposed on the inner wall of the control box. The IGBT module is disposed on the dissipater and is in electric connection with the circuit board. The insulating piece is disposed between the dissipater and the controller and prevents the dissipater from contacting with the control box.
Claims9
A motor controller, comprising:
- a) a control box (1) comprising an inner wall;
- b) a circuit board (2);
- c) a dissipater (3);
- d) an IGBT module (4);
- and
- e) an insulating piece (5);
- wherein
- the circuit board (2) is disposed inside the controller box (1);
- the dissipater (3) is disposed on the inner wall of the control box (1);
- the IGBT module (4) is disposed on the dissipater (3) and is in electric connection with the circuit board (2);
- and
- the insulating piece (5) is disposed between the dissipater (3) and the controller (1) and prevents the dissipater (3) from contacting with the control box (1).
9 more elements
Dependencies are inferred from the claim text.