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US 12,724,329 B2Granted
Drive motor, camera module, and electronic device
AssigneeHuawei Technologies Co., Ltd.
InventorsZhangcheng Li, Pei Huang, Yingfei Shu, Zhanli Sun, Sikun Li, Zhi Yuan
Life of this patent
Estimating the term…
Abstract
In accordance with an embodiment, a drive motor includes a carrier comprising a lens installation hole configured to have an optical lens installed therein; a coil located on an outer side of the carrier; and a coil heat dissipation structure located between the carrier and the coil, wherein the coil heat dissipation structure is fastened to the carrier, and the coil is fastened to and is in thermal conduction with the coil heat dissipation structure.
Claims20
A drive motor, comprising:
- a carrier comprising a lens installation hole configured to have an optical lens installed therein;
- a coil located on an outer side of the carrier;
- and
- a coil heat dissipation structure located between the carrier and the coil, wherein the coil heat dissipation structure is fastened to the carrier, and the coil is fastened to and is in thermal conduction with the coil heat dissipation structure;
- and
- a damping adhesive and a seat body, wherein:
- the damping adhesive is disposed on the carrier, and the carrier is in contact with the seat body through the damping adhesive,
- the damping adhesive is a high thermal conduction structure, and
- the coil heat dissipation structure is in thermal conduction with the damping adhesive.
6 more elements
A drive motor, comprising:
- a carrier comprising a lens installation hole configured to have an optical lens installed therein;
- a seat body comprising a first surface facing the carrier, wherein a groove is provided on the first surface;
- a drive chip fastened to the seat body and accommodated in the groove;
- and
- a chip heat dissipation structure comprising a first part and a second part, wherein the first part is located on a first side of the drive chip facing the carrier, the first part is in thermal conduction with the drive chip, the second part is fastened to and is in thermal conduction with the seat body, and the first part covers and is fastened to an opening of the groove.
2 more elements
A camera module, comprising:
- a drive motor comprising a carrier, a coil, and a coil heat dissipation structure, wherein the carrier comprises a lens installation hole, the coil is located on an outer side of the carrier, the coil heat dissipation structure is located between the carrier and the coil, the coil heat dissipation structure is fastened to the carrier, and the coil is fastened to and in thermal conduction with the coil heat dissipation structure;
- an optical lens disposed within the lens installation hole;
- and
- a photosensitive component located on an out-light side of the optical lens and fastened to the drive motor;
- and
- a damping adhesive and a seat body, wherein:
- the damping adhesive is disposed on the carrier, and the carrier is in contact with the seat body through the damping adhesive,
- the damping adhesive is a high thermal conduction structure, and
- the coil heat dissipation structure is in thermal conduction with the damping adhesive.
6 more elements
Dependencies are inferred from the claim text.