Camera assembly and electronic device

Patent metadata

Field	Value
Publication number	US-12085840-B2
Application number	US-202217871533-A
Country	US
Kind code	B2
Filing date	Jul 22, 2022
Priority date	Jan 22, 2020
Publication date	Sep 10, 2024
Grant date	Sep 10, 2024

Abstract

A camera assembly is provided. The camera assembly includes an auxiliary mount, a rotatable camera module and a flexible heat conducting assembly, the rotatable camera module includes a rotatable mount and a camera function group disposed on the rotatable mount, the rotatable mount is rotatably connected to the auxiliary mount, the flexible heat conducting assembly is fixedly connected to one end of the camera function group, and the flexible heat conducting assembly is further configured to be connected to a non-rotatable camera module component, so that heat generated by the camera function group is transferred to the non-rotatable camera module component. A flexible heat conducting assembly performs a cross-region transfer of heat generated by the rotatable camera module, to help reduce an ambient temperature of the rotatable camera module, so as to improve photography quality of the camera module, and prolong a photography time period of the rotatable camera module.

First claim

What is claimed is:

1. A camera assembly, comprising:
a rotatable camera module disposed on an auxiliary mount, and a flexible heat conducting assembly;
wherein the rotatable camera module comprises a camera function group disposed on a rotatable mount rotatably connected to the auxiliary mount, the flexible heat conducting assembly is fixedly connected to one end of the camera function group, and the flexible heat conducting assembly is further configured to be connected to a non-rotatable camera module component to transfer heat generated by the camera function group to the non-rotatable camera module component.

2. The camera assembly according to claim 1 , wherein the camera function group comprises a lens module, a drive component, a drive circuit board, a reinforcement component, and an image sensor, the lens module is disposed on the rotatable mount, the drive component is configured to drive the rotatable mount to rotate relative to the auxiliary mount, the drive circuit board is fastened at one end of the lens module, the image sensor is disposed on one side of the drive circuit board that faces the lens module, the reinforcement component is disposed on one side of the drive circuit board that faces away from the lens module, and the flexible heat conducting assembly is fixedly connected to the reinforcement component.

3. The camera assembly according to claim 1 , wherein the auxiliary mount comprises a body and a partition part protruding from one side of the body, the body forms an accommodation space, the partition part partitions the accommodation space into a first accommodation part and a second accommodation part, the rotatable camera module is accommodated in the first accommodation part, and the camera assembly further comprises a fastened module fixedly accommodated in the second accommodation part, wherein the fastened module is a fastened camera module or an auxiliary camera module.

4. The camera assembly according to claim 1 , wherein the flexible heat conducting assembly partially extends to a fastened module and is attached to the fastened module.

5. The camera assembly according to claim 1 , wherein the flexible heat conducting assembly partially extends towards a partition part and is attached to the partition part.

6. The camera assembly according to claim 5 , wherein the partition part comprises a first mounting section and a second mounting section, one end of the first mounting section is fixedly connected to a body, the second mounting section is formed by bending and extending the other end of the first mounting section and is fixedly connected to the body, the first accommodation part is surrounded by the body and the first mounting section, the second accommodation part is jointly surrounded by the body, the first mounting section, and the second mounting section, and the flexible heat conducting assembly is attached to the second mounting section.

7. The camera assembly according to claim 1 , wherein the camera assembly further comprises a connector and a flexible circuit board, the flexible heat conducting assembly is attached to the flexible circuit board, one end of the flexible circuit board is electrically connected to the rotatable camera module, one end of the flexible circuit board that faces away from the rotatable camera module is fixedly and electrically connected to the connector, and the connector is configured to be fixedly and electrically connected to a main circuit board of an electronic device.

8. The camera assembly according to claim 7 , wherein the flexible heat conducting assembly is partially exposed from the flexible circuit board, and is configured to be fixedly connected to a shielding cover of the main circuit board.

9. The camera assembly according to claim 1 , wherein the flexible heat conducting assembly comprises a connected region that is disposed through a connection and a suspended region, the connected region is fixedly connected to the camera function group, and a part of the flexible heat conducting assembly that is located in the suspended region is a bent structure.

10. The camera assembly according to claim 9 , wherein a stress groove is disposed on the flexible heat conducting assembly in the suspended region, and is used to cushion a stress generated when the flexible heat conducting assembly is pulled due to rotation of the camera function group.

11. The camera assembly according to claim 1 , wherein the camera assembly further comprises a thermoelectric cooler fastened between the camera function group and the flexible heat conducting assembly, wherein a cold face of the thermoelectric cooler is disposed towards the camera function group, and a hot face of the thermoelectric cooler is disposed towards the flexible heat conducting assembly.

12. The camera assembly according to claim 1 , wherein the end of the camera function group that is connected to the flexible heat conducting assembly is suspended when rotating relative to the auxiliary mount.

13. An electronic device, comprising:
a main circuit board fastened on a main mount, a camera assembly, an auxiliary mount fastened on the main mount and exposed from one side of the main circuit board that faces away from the main mount, and a camera function group electrically connected to the main circuit board;
wherein the camera assembly comprises
a rotatable camera module disposed on the auxiliary mount, and a flexible heat conducting assembly; wherein the rotatable camera module comprises a rotatable mount and a camera function group disposed on the rotatable mount, the rotatable mount is rotatably connected to the auxiliary mount, the flexible heat conducting assembly is fixedly connected to one end of the camera function group, and the flexible heat conducting assembly is further configured to be connected to a non-rotatable camera module component, to transfer heat generated by the camera function group to the non-rotatable camera module component.

14. The electronic device according to claim 13 , wherein the camera function group comprises a lens module, a drive component, a drive circuit board, a reinforcement component, and an image sensor, the lens module is disposed on the rotatable mount, the drive component is configured to drive the rotatable mount to rotate relative to the auxiliary mount, the drive circuit board is fastened at one end of the lens module, the image sensor is disposed on one side of the drive circuit board that faces the lens module, the reinforcement component is disposed on one side of the drive circuit board that faces away from the lens module, and the flexible heat conducting assembly is fixedly connected to the reinforcement component.

15. The electronic device according to claim 13 , wherein the auxiliary mount comprises a body and a partition part protruding from one side of the body, the body forms an accommodation space, the partition part partitions the accommodation space into a first accommodation part and a second accommodation part, the rotatable camera module is accommodated in the first accommodation part, and the camera assembly further comprises a fastened module fixedly accommodated in the second accommodation part, wherein the fastened module is a fastened camera module or an auxiliary camera module.

16. The electronic device according to claim 13 , wherein the flexible heat conducting assembly partially extends to a fastened module and is attached to the fastened module.

17. The electronic device according to claim 15 , wherein the flexible heat conducting assembly partially extends towards the partition part and is at

Assignees

• Huawei Tech Co Ltd

Inventors

• Wang Sen
• Shi Jian
• Yuan Zhi
• Tang Weidong
• Zhou Along
• Liu Chenhan

Classifications

• H04N23/55

  Optical parts specially adapted for electronic image sensors; Mounting thereof · CPC title

• H04N23/54

  Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils · CPC title

• H04N23/52 Primary

  Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements · CPC title

• G03B30/00

  Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles · CPC title

• G03B2205/0007

  Movement of one or more optical elements for control of motion blur · CPC title