CN210221342U - Battery pack temperature sensing device based on heat conducting pad - Google Patents

Battery pack temperature sensing device based on heat conducting pad Download PDF

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Publication number
CN210221342U
CN210221342U CN201921411013.2U CN201921411013U CN210221342U CN 210221342 U CN210221342 U CN 210221342U CN 201921411013 U CN201921411013 U CN 201921411013U CN 210221342 U CN210221342 U CN 210221342U
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China
Prior art keywords
plate
heat
pad
temperature sensor
sensing device
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CN201921411013.2U
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Chinese (zh)
Inventor
Jianqiang Shen
沈鉴强
Xiaoping Xu
徐小平
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Anfeno (changzhou) Connection System Co Ltd
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Anfeno (changzhou) Connection System Co Ltd
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Priority to CN201921411013.2U priority Critical patent/CN210221342U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The utility model discloses a battery pack temperature sensing device based on a heat conducting pad, which comprises an isolation plate (1), a heat conducting pad (2), a flexible circuit board (3) and a temperature sensor (4); the isolating plate (1) is installed on the battery cell (5), a mounting hole (11) is formed in the isolating plate (1), and one end face of the heat conducting pad (2) penetrates through the isolating plate (1) through the mounting hole (11) and is attached to the surface of the battery cell (5); the flexible circuit board (3) is provided with a mounting plate (31), the temperature sensor (4) is attached to the mounting plate (31), and the mounting plate (31) is attached to the other end face of the heat conducting pad (2), so that heat is conducted between the temperature sensor (4) and the battery cell (5) through the heat conducting pad (2). The utility model discloses can transmit temperature sensor with the heat source of battery electricity core through the heat conduction pad to play better guard action to temperature sensor through the waterproof glue of heat conduction, be favorable to the temperature monitoring to battery electricity core.

Description

Battery pack temperature sensing device based on heat conducting pad
Technical Field
The utility model relates to a new forms of energy battery wraps technical field, especially relates to a battery package temperature-sensing device based on heat conduction pad.
Background
At present, the application of new energy battery package on electric automobile has been very general, because the needs of motorcycle type design, and in order to reduce the volume of new energy battery package and make things convenient for the installation of new energy battery package, some battery electricity cores are designed into comparatively flat cuboid structure, it is inconvenient to lead to the temperature sensor installation that is used for monitoring battery electricity core temperature, and adopt the mounting means that battery electricity core and temperature sensor closely laminated among the prior art mostly, battery electricity core generates heat and causes temperature sensor to become invalid when serious easily, influence the use of new energy battery package and temperature monitoring's reliability.
Disclosure of Invention
An object of the utility model is to provide a battery package temperature-sensing device based on heat conduction pad can transmit temperature sensor through the heat source of heat conduction pad with battery electricity core to play better guard action to temperature sensor through the waterproof glue of heat conduction, be favorable to the temperature monitoring to battery electricity core.
The utility model discloses a realize like this:
a battery pack temperature sensing device based on a heat conducting pad comprises a partition plate, the heat conducting pad, a flexible circuit board and a temperature sensor; the isolating plate is arranged on the battery cell, a mounting hole is formed in the isolating plate, and one end face of the heat conducting pad penetrates through the isolating plate through the mounting hole and is attached to the surface of the battery cell; the flexible circuit board is provided with a mounting plate, the temperature sensor is attached to the mounting plate, and the mounting plate is attached to the other end face of the heat conducting pad, so that heat is conducted between the temperature sensor and the battery cell through the heat conducting pad.
The mounting panel and the heat conduction pad between be equipped with the stiffening plate, two terminal surfaces of stiffening plate are fixed through adhesive linkage and mounting panel and the laminating of heat conduction pad respectively.
The stiffening plate on reserve the through-hole of installation temperature sensor, and temperature sensor passes through the encapsulation of heat conduction waterproof glue in the through-hole.
The isolating plate is provided with a groove body, and the reinforcing plate is installed on the isolating plate in a matched mode through the groove body.
The flexible circuit board on be equipped with the aluminium bar mounting groove, the aluminium bar matches and inlays the dress and fix in the aluminium bar mounting groove and through the connecting plate, the laminating of aluminium bar is on the division board.
And a gap is reserved between the isolation plate and the battery cell.
The isolation plate is a plastic isolation plate, and the length and the width of the isolation plate are not less than those of the battery cell.
The utility model discloses can transmit temperature sensor with the heat source of battery electricity core through the heat conduction pad, the temperature transmission is quick and accurate to play better guard action to temperature sensor through heat conduction waterproof glue, make temperature sensor not receive the influence of high temperature environment, be favorable to the temperature monitoring to battery electricity core, have advantages such as long service life, easy dismounting.
Drawings
Fig. 1 is an exploded view of a battery pack temperature sensing device based on a heat conducting pad according to the present invention;
fig. 2 is a cross-sectional view of the battery pack temperature sensing device based on the heat conducting pad of the present invention;
fig. 3 is a perspective view of the battery pack temperature sensing device based on the heat conducting pad of the present invention.
In the figure, 1 division board, 11 mounting holes, 12 cell bodies, 2 heat conduction pads, 3 flexible circuit boards, 31 mounting panels, 32 aluminum bar mounting grooves, 33 connecting plates, 4 temperature sensors, 5 battery cells, 6 reinforcing plates, 7 adhesive layers, 8 heat conduction waterproof adhesives and 9 aluminum bars.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 3, a battery pack temperature sensing device based on a heat conduction pad includes a partition board 1, a heat conduction pad 2, a flexible circuit board 3, and a temperature sensor 4; the isolating plate 1 is installed on the battery cell 5, the isolating plate 1 is provided with a mounting hole 11, and one end face of the heat conducting pad 2 penetrates through the isolating plate 1 through the mounting hole 11 and is attached to the surface of the battery cell 5; the flexible circuit board 3 is provided with a mounting plate 31, the temperature sensor 4 is attached to the mounting plate 31, and the mounting plate 31 is attached to the other end face of the heat conducting pad 2, so that heat is conducted between the temperature sensor 4 and the battery cell 5 through the heat conducting pad 2.
Mounting panel 31 and heat conduction pad 2 between be equipped with stiffening plate 6, two terminal surfaces of stiffening plate 6 are fixed with mounting panel 31 and the laminating of heat conduction pad 2 through adhesive linkage 7 respectively, the stiffening plate 6 can adopt prior art's FR-4 stiffening plate, has better heat resistance, is favorable to the protection to temperature sensor 4, avoids it because of high temperature short circuit or damage.
The stiffening plate 6 on reserve the through-hole of installation temperature sensor 4, and temperature sensor 4 encapsulates in the through-hole through heat conduction waterproof glue 8, be favorable to further protection temperature sensor 4 to have good heat conduction effect.
The partition board 1 is provided with a groove body 12, and the reinforcing board 6 is installed on the partition board 1 through the groove body 12 in a matching mode, so that the reinforcing board 6 is convenient to locate and install.
The flexible circuit board 3 on be equipped with aluminium bar mounting groove 32, aluminium bar 9 matches and inlays the dress in aluminium bar mounting groove 32 and fixed through connecting plate 33, the laminating of aluminium bar 9 is on division board 1, the heat conduction effect of flexible circuit board 3 can be improved to aluminium bar 9.
And a gap is reserved between the isolation plate 1 and the battery cell 5, so that the heat dissipation of the battery cell 5 is ensured.
The division board 1 can adopt a plastic division board, the length and the width of the division board 1 are not less than the length and the width of the battery electric core 5, the heat of the battery electric core 5 can be well isolated, the heat conduction between the temperature sensor 4 and the battery electric core 5 is completed through the heat conducting pad 2, and therefore the damage rate of the temperature sensor 4 in a high-temperature environment is reduced.
The utility model discloses a use method is: install division board 1 on battery electricity core 5 and with battery electricity core 5 between leave the heat dissipation clearance, heat conduction pad 2 passes through mounting hole 11 laminating on division board 1 on the surface of battery electricity core 5, and the heat source of battery electricity core 5 passes through heat conduction pad 2 and conducts on temperature sensor 4 through heat conduction waterproof glue 8 to realize the temperature monitoring of battery electricity core 5. Preferably, the thermal pad 2 may be made of a thermally conductive material having a certain elasticity.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (7)

1. The utility model provides a battery package temperature-sensing device based on heat conduction pad, characterized by: comprises a separation plate (1), a heat conducting pad (2), a flexible circuit board (3) and a temperature sensor (4); the isolating plate (1) is installed on the battery cell (5), a mounting hole (11) is formed in the isolating plate (1), and one end face of the heat conducting pad (2) penetrates through the isolating plate (1) through the mounting hole (11) and is attached to the surface of the battery cell (5); the flexible circuit board (3) is provided with a mounting plate (31), the temperature sensor (4) is attached to the mounting plate (31), and the mounting plate (31) is attached to the other end face of the heat conducting pad (2), so that heat is conducted between the temperature sensor (4) and the battery cell (5) through the heat conducting pad (2).
2. The thermal pad-based battery pack temperature sensing device of claim 1, wherein: the heat-conducting heat-insulating plate is characterized in that a reinforcing plate (6) is arranged between the mounting plate (31) and the heat-conducting pad (2), and two end faces of the reinforcing plate (6) are respectively attached and fixed with the mounting plate (31) and the heat-conducting pad (2) through an adhesive layer (7).
3. The thermal pad-based battery pack temperature sensing device of claim 2, wherein: the reinforcing plate (6) on reserve the through-hole of installation temperature sensor (4), and temperature sensor (4) encapsulates in the through-hole through heat conduction waterproof glue (8).
4. The thermal pad-based battery pack temperature sensing device of claim 1, wherein: the partition plate (1) is provided with a groove body (12), and the reinforcing plate (6) is installed on the partition plate (1) in a matching mode through the groove body (12).
5. The thermal pad-based battery pack temperature sensing device of claim 1, wherein: the flexible circuit board (3) on be equipped with aluminium bar mounting groove (32), aluminium bar (9) match inlay to inlay and inlay in aluminium bar mounting groove (32) and fixed through connecting plate (33), aluminium bar (9) laminating is on division board (1).
6. The thermal pad-based battery pack temperature sensing device of claim 1, wherein: and a gap is reserved between the isolation plate (1) and the battery cell (5).
7. The thermal pad-based battery pack temperature sensing device of claim 1 or 6, wherein: the isolation plate (1) is a plastic isolation plate, and the length and the width of the isolation plate (1) are not less than those of the battery cell (5).
CN201921411013.2U 2019-08-28 2019-08-28 Battery pack temperature sensing device based on heat conducting pad Active CN210221342U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921411013.2U CN210221342U (en) 2019-08-28 2019-08-28 Battery pack temperature sensing device based on heat conducting pad

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921411013.2U CN210221342U (en) 2019-08-28 2019-08-28 Battery pack temperature sensing device based on heat conducting pad

Publications (1)

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CN210221342U true CN210221342U (en) 2020-03-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112082665A (en) * 2020-08-25 2020-12-15 新华三技术有限公司 Temperature measurement assembly and temperature measurement system
WO2022006801A1 (en) * 2020-07-09 2022-01-13 威睿电动汽车技术(宁波)有限公司 Temperature monitoring apparatus and battery module having same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022006801A1 (en) * 2020-07-09 2022-01-13 威睿电动汽车技术(宁波)有限公司 Temperature monitoring apparatus and battery module having same
EP4177584A4 (en) * 2020-07-09 2023-08-16 Viridi E-Mobility Technology (Ningbo) Co., Ltd. Temperature monitoring apparatus and battery module having same
CN112082665A (en) * 2020-08-25 2020-12-15 新华三技术有限公司 Temperature measurement assembly and temperature measurement system

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