IP Library Granted Patent US 12,034,137
Granted Patent B2
US 12,034,137 · App. 16/962,605 · Granted Jul 9, 2024

Mounting bracket for cell supervision circuit, battery pack, and vehicle

Inventors: Kaijie You (Ningde, CN); Linggang Zhou (Ningde, CN); Derong Wang (Ningde, CN); Libing Chan (Ningde, CN)
Assignee: Contemporary Amperex Technology Co., Limited
H01M10/6554H01M10/425H01M10/613H01M10/625H01M10/647H01M10/653H01M50/209H01M50/244H01M2220/20
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Quick Facts
Patent No.
US 12,034,137
App. No.
16/962,605
Granted
Jul 9, 2024
Kind
B2
Abstract

This disclosure relates to the technical field of energy storage devices, and in particular, to a mounting bracket for a cell supervision circuit, a battery pack, and a vehicle. The mounting bracket includes: a management system mounting part, including a management system mounting surface, which is configured to mount a cell supervision circuit; and a thermally conductive part, configured to fit snugly to a container of the battery pack, which is connected to one end of the management system mounting part, and disposed on a side where the management system mounting surface is located.

Claims (42)

1. A mounting bracket for a cell supervision circuit, comprising:

a management system mounting part, comprising a management system mounting surface, wherein the management system mounting surface is configured to mount the cell supervision circuit; and

a thermally conductive part, configured to fit snugly to a container of a battery pack, wherein the thermally conductive part is connected to one end of the management system mounting part, and disposed on a side where the management system mounting surface is located,

wherein a container mounting part is disposed on two sides of the thermally conductive part, the container mounting part comprises a container mounting surface, the container mounting surface is perpendicular to the management system mounting surface and is adapted for fastening the mounting bracket with the container, and the thermally conductive part protrudes outward with respect to the container mounting part so as to fit snugly to the container.

2. The mounting bracket according to claim 1 , wherein

the management system mounting part comprises a plurality of through-holes, some of which are mounting holes, and others are spare holes.

3. The mounting bracket according to claim 1 , further comprising one or more module pressing parts, wherein each module pressing part is connected to an end of the management system mounting part away from the thermally conductive part, and the one or more module pressing parts and the thermally conductive part are located on two sides of the management system mounting part respectively.

4. The mounting bracket according to claim 3 , further comprising a force balancing structure, wherein the force balancing structure is disposed on at least one of the management system mounting part and the one or more module pressing parts.

5. The mounting bracket according to claim 4 , wherein

the management system mounting part comprises a plurality of through-holes, some of which are mounting holes, and others are spare holes.

6. The mounting bracket according to claim 3 , wherein

the management system mounting part comprises a plurality of through-holes, some of which are mounting holes, and others are spare holes.

7. A battery pack, comprising:

a container;

a plurality of battery modules, each battery module comprising an end plate; and

a mounting bracket comprising:

a management system mounting part, comprising a management system mounting surface; and

a thermally conductive part, wherein the thermally conductive part is connected to one end of the management system mounting part, and disposed on a side where the management system mounting surface is located, wherein the management system mounting part is oppositely disposed on one side of the end plate; and the thermally conductive part fits snugly to the container; and

a cell supervision circuit, wherein the cell supervision circuit is mounted on the management system mounting surface,

wherein a container mounting part is disposed on two sides of the thermally conductive part, the container mounting part comprises a container mounting surface, the container mounting surface is perpendicular to the management system mounting surface and is adapted for fastening the mounting bracket with the container, and the thermally conductive part protrudes outward with respect to the container mounting part so as to fit snugly to the container.

8. The battery pack according to claim 7 , further comprising one or more module pressing parts, wherein the one or more module pressing parts are connected to an end of the management system mounting part away from the thermally conductive part, and the one or more module pressing parts and the thermally conductive part are located on two sides of the management system mounting part respectively; and

each module pressing part is connected onto and presses adjacent end plates of adjacent battery modules of the plurality of battery modules concurrently.

9. The battery pack according to claim 8 , wherein the container comprises an upper container part and a lower container part that engage with each other; and

the container mounting surface is perpendicular to a direction of engaging the upper container part with the lower container part.

10. The battery pack according to claim 9 , further comprising a thermally conductive adhesive, wherein the thermally conductive adhesive is disposed on at least one of a side of the management system mounting part away from the management system mounting surface and a surface of the thermally conductive part which fits snugly to the container.

11. The battery pack according to claim 8 , wherein the mounting bracket further comprises a force balancing structure, wherein the force balancing structure is disposed on at least one of the management system mounting part and the one or more module pressing parts.

12. The battery pack according to claim 11 , wherein

the management system mounting part comprises a plurality of through-holes, some of which are mounting holes, and others are spare holes.

13. The battery pack according to claim 8 , further comprising a thermally conductive adhesive, wherein the thermally conductive adhesive is disposed on at least one of a side of the management system mounting part away from the management system mounting surface and a surface of the thermally conductive part which fits snugly to the container.

14. The battery pack according to claim 7 , further comprising a thermally conductive adhesive, wherein the thermally conductive adhesive is disposed on at least one of a side of the management system mounting part away from the management system mounting surface and a surface of the thermally conductive part which fits snugly to the container.

15. The battery pack according to claim 7 , wherein

the management system mounting part comprises a plurality of through-holes, some of which are mounting holes, and others are spare holes.

16. The battery pack according to claim 7 , wherein the container comprises an upper container part and a lower container part that engage with each other; and

the container mounting surface is perpendicular to a direction of engaging the upper container part with the lower container part.

17. A vehicle, comprising a battery pack comprising:

a container;

a battery module, comprising an end plate; and

a mounting bracket comprising:

a management system mounting part, comprising a management system mounting surface; and

a thermally conductive part, wherein the thermally conductive part is connected to one end of the management system mounting part, and disposed on a side where the management system mounting surface is located, wherein the management system mounting part is oppositely disposed on one side of the end plate; and the thermally conductive part fits snugly to the container; and

a cell supervision circuit, wherein the cell supervision circuit is mounted on the management system mounting surface,

wherein a container mounting part is disposed on two sides of the thermally conductive part, the container mounting part comprises a container mounting surface, the container mounting surface is perpendicular to the management system mounting surface and is adapted for fastening the mounting bracket with the container, and the thermally conductive part protrudes outward with respect to the container mounting part so as to fit snugly to the container.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2024
From: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
To: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Reel/Frame 068338/0723 →
Priority Claims (1)
CN 201820090372.1 · Jan 19, 2018 · national
Continuity (1)
Related Publication 20200411928A1 · Dec 31, 2020