# US 11,444,340 B2 · Battery module with temperature collecting unit

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- Number: US 11,444,340 B2
- Document ID: US11444340B2
- Status: Granted
- Kind: B2
- Application number: 17/012,012
- Filed: 2020-09-03
- Published: 2021-08-26
- Granted: 2022-09-13
- Earliest claimed: 2020-02-26
- Assignees: CALB Co., Ltd.; CALB Technology Co., Ltd.
- Applicants: CALB Co., Ltd.; CALB Technology Co., Ltd.
- Inventors: Qixin Guo; Junhui Liu; Yawei Wang; Zhenqing Wang
- Web page: https://patentgrep.com/patent/US11444340B2

## CPC

- H01M 10/486: {for measuring temperature}
- H01M 50/569: Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals (battery terminal connectors with integrated measuring arrangements G01R31/364)
- H01M 10/4207: {for several batteries or cells simultaneously or sequentially}
- H01M 10/425: {Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing (printed circuits H05K1/00)}
- H01M 10/482: {for several batteries or cells simultaneously or sequentially}
- H01M 10/6554: Rods or plates
- H01M 50/528: Fixed electrical connections, i.e. not intended for disconnection
- H05K 1/028: {Bending or folding regions of flexible printed circuits (H05K1/0283 takes precedence)}
- H01M 2200/105: NTC
- Y02E 60/10: Energy storage using batteries
- H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

A battery module is provided. The battery module provided by the disclosure includes a battery and a temperature collecting unit. The temperature collecting unit includes a support plate and a thermal element. The thermal element is disposed on an upper surface of the support plate. A lower surface of the support plate is attached to the battery.

## Claims

### Claim 1

A battery module, comprising a battery, a temperature collecting unit, and a wiring harness plate, wherein
the temperature collecting unit comprises a support plate and a thermal element, the thermal element is disposed on an upper surface of the support plate;
a lower surface of the support plate is attached to the battery;
a lower side of the wiring harness plate is provided with an accommodating slot, a sidewall of the accommodating slot is provided with a wiring passage, and the temperature collecting unit has a part located in the accommodating slot and another part extending out of the accommodating slot through the wiring passage.

### Claim 2 (depends on 1)

The battery module according to claim 1, wherein the temperature collecting unit further comprises a protective structure; and the protective structure is configured for protecting the thermal element.

### Claim 3 (depends on 2)

The battery module according to claim 2, wherein the protective structure is disposed on the upper surface of the support plate and surrounds a periphery of the thermal element.

### Claim 4 (depends on 2)

The battery module according to claim 2, wherein the protective structure comprises a rigid stand, the rigid stand is disposed on the upper surface of the support plate, the rigid stand surrounds a periphery of the thermal element, and an upper surface of the rigid stand is higher than the thermal element.

### Claim 5 (depends on 4)

The battery module according to claim 4, wherein the protective structure comprises an elastic stand.

### Claim 6 (depends on 5)

The battery module according to claim 5, wherein the lower side of the wiring harness plate abuts a top portion of the elastic stand.

### Claim 7 (depends on 2)

The battery module according to claim 2, wherein the protective structure comprises a rigid stand and an elastic stand, the rigid stand is disposed on the upper surface of the support plate, and the elastic stand is disposed on a top portion of the rigid stand.

### Claim 8 (depends on 3)

The battery module according to claim 3, wherein the protective structure comprises a rigid stand and an elastic stand, the rigid stand is disposed on the upper surface of the support plate, and the elastic stand is disposed on a top portion of the rigid stand.

### Claim 9 (depends on 4)

The battery module according to claim 4, wherein the protective structure further comprises an elastic stand, the rigid stand is disposed on the upper surface of the support plate, and the elastic stand is disposed on a top portion of the rigid stand.

### Claim 10 (depends on 5)

The battery module according to claim 5, wherein the rigid stand is disposed on the upper surface of the support plate, and the elastic stand is disposed on a top portion of the rigid stand.

### Claim 11 (depends on 6)

The battery module according to claim 6, wherein the rigid stand is disposed on the upper surface of the support plate, and the elastic stand is disposed on a top portion of the rigid stand.

### Claim 12 (depends on 2)

The battery module according to claim 2, wherein a thermal conductive silicone is provided between the protective structure and the thermal element.

### Claim 13 (depends on 1)

The battery module according to claim 1, wherein a positioning slot is disposed on a casing of the battery, and at least a part of the temperature collecting unit is located in the positioning slot.

### Claim 14 (depends on 7)

The battery module according to claim 7, wherein a positioning slot is disposed on a casing of the battery, and at least a part of the temperature collecting unit is located in the positioning slot.

### Claim 15 (depends on 1)

The battery module according to claim 1, wherein a reinforcing plate is disposed on a lower surface of the support plate, and a lower surface of the reinforcing plate is attached to the battery.

### Claim 16 (depends on 1)

The battery module according to claim 1, wherein the support plate comprises a flexible circuit board, the flexible circuit board comprises a main portion and a branch portion, the branch portion is connected to the main portion, the thermal element is disposed on the branch portion, the branch portion extends into the accommodating slot through the wiring passage to dispose the thermal element within the accommodating slot.

### Claim 17 (depends on 16)

The battery module according to claim 16, wherein a reinforcing plate is disposed on a lower surface of the support plate, and a lower surface of the reinforcing plate is attached to the battery.

### Claim 18

A battery module, comprising a battery, a temperature collecting unit and wiring harness plate; wherein
the temperature collecting unit comprises a support plate, a thermal element and a protective structure;
the support plate comprises a flexible circuit board, the flexible circuit board comprises a main portion and a branch portion, and the branch portion is connected to the main portion;
the thermal element is disposed on an upper surface of the branch portion of the flexible circuit board;
the protective structure comprises a rigid stand and an elastic stand, the rigid stand is disposed on the upper surface of the branch portion of the flexible circuit board, the elastic stand is disposed on a top portion of the rigid stand, and the rigid stand and the elastic stand are disposed surrounding a periphery of the thermal element to protect the thermal element;
a lower side of the wiring harness plate is provided with an accommodating slot, and a sidewall of the accommodating slot is provided with a wiring passage;
the branch portion of the flexible circuit board extends into the accommodating slot through the wiring passage to dispose the thermal element within the accommodating slot; and
a reinforcing plate is disposed on a lower surface of the branch portion of the flexible circuit board, and a lower surface of the reinforcing plate is attached to the battery.