CN216288636U

CN216288636U - Battery module with excellent temperature control performance

Info

Publication number: CN216288636U
Application number: CN202122749203.9U
Authority: CN
Inventors: 曾璐
Original assignee: Wuxi Haichao New Energy Technology Co ltd
Current assignee: Wuxi Haichao New Energy Technology Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-12
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to the technical field of batteries, and discloses a battery module with excellent temperature control performance, which comprises a battery assembly, wherein the battery assembly consists of a plurality of groups of single batteries, the bottom of the battery assembly is provided with a temperature control assembly capable of controlling the temperature of the battery assembly, the temperature control assembly comprises a supporting plate and a temperature control unit, the supporting plate is arranged above the temperature control unit, and the top of the supporting plate is provided with a supporting groove matched with the battery assembly, the effect of solid heat conduction is improved.

Description

Battery module with excellent temperature control performance

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery module with excellent temperature control performance.

Background

Because the power of the battery pack is large, the battery pack needs to be subjected to temperature control management processing in the using process;

chinese patent discloses a battery module (application No. CN201621194762.0), in which an air layer is inevitably present between a single battery and a temperature control component, and the heat conductivity of air is poor, thereby affecting heat transfer;

in the patent, metal liquid is filled through a metal heat conduction pad which can be heated and liquefied, so that an air layer disappears, and the heat conduction effect is improved;

however, in this patent, the heat conduction process cannot be better performed only by filling the liquid, and once the battery expands or partially shifts, the liquid cannot be effectively filled, so that the heat conduction effect is weaker than that of the original solid heat conduction, and therefore, a battery module with excellent temperature control performance is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a battery module with excellent temperature control performance.

In order to achieve the purpose, the utility model adopts the following technical scheme that the battery module with excellent temperature control performance comprises a battery assembly, wherein the battery assembly consists of a plurality of groups of single batteries, the bottom of the battery assembly is provided with a temperature control assembly capable of controlling the temperature of the battery assembly, the temperature control assembly comprises a supporting plate and a temperature control unit, the supporting plate is arranged above the temperature control unit, the top of the supporting plate is provided with a supporting groove matched with the battery assembly, the wall surface of the corresponding position of the bottom of the supporting groove is provided with temperature control grooves, and heat conduction assemblies corresponding to the single batteries on the battery assembly are arranged in the temperature control grooves at intervals.

Preferably, the heat conduction assembly comprises a limiting plate, a heat conduction block, a metal heat conduction pad and a heat conduction cone, the limiting plate is in a trapezoid plate shape, the limiting plate gradually narrows from top to bottom, and the side wall of the limiting plate can be subjected to deformation adjustment.

Preferably, the bottom of the inner side of the limiting plate is provided with a heat conduction block, and the bottom of the heat conduction block and the temperature control end of the temperature control unit correspond to each other.

Preferably, a metal heat conduction pad is arranged at the top of the heat conduction block, and the metal heat conduction pad can be liquefied after being heated.

Preferably, the metal heat conducting pad is internally provided with heat conducting cones at intervals, the cone ends of the heat conducting cones are attached to the bottom of a single battery on the battery assembly, and the heat conducting cones can be adjusted in a telescopic mode in the vertical direction.

Advantageous effects

The utility model provides a battery module with excellent temperature control performance. The method has the following beneficial effects:

(1) this control by temperature change excellent performance's battery module, when carrying out the control by temperature change management to battery pack, be heated the liquefaction through the metal heat conduction pad and fill limiting plate inside, make battery pack go up single battery bottom and the metal heat conduction pad after the liquefaction laminate closely, simultaneously, make the metal heat conduction pad can effectual cooperation heat conduction awl carry out the heat conduction after filling through the heat conduction awl, thereby when reaching reduction battery and heat conduction piece between the clearance, improve the hot conductive effect of solid.

(2) This control by temperature change excellent performance's battery module, through the restriction board that can deform and the heat conduction awl of perpendicular deformation, when the battery produced offset or inflation influence, the deformation of adaptation can be carried out to the restriction board, and simultaneously, the metal heat conduction pad can carry out the extension of adaptation and adjust to can be stable laminate the heat conduction to the battery bottom and handle, reduce because of the metal heat conduction pad extension or battery offset, the inflation leads to can't effectively carrying out inseparable heat conduction laminating to the battery bottom.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

Fig. 1 is a schematic view of the overall structure of a battery module having excellent temperature control performance according to the present invention;

fig. 2 is a partial structural view of the heat conducting assembly according to the present invention.

Illustration of the drawings:

1. a battery assembly; 2. a temperature control assembly; 3. a support plate; 4. a temperature control unit; 5. an interaction hole; 6. a support groove; 7. a temperature control tank; 8. a heat conducting component; 9. a limiting plate; 10. a heat conducting block; 11. a metal heat conducting pad; 12. a heat conducting cone.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a battery module with excellent temperature control performance is disclosed, as shown in figures 1-2, which comprises a battery assembly 1, wherein the battery assembly 1 is composed of a plurality of single batteries, a temperature control assembly 2 capable of controlling the temperature of the battery assembly 1 is arranged at the bottom of the battery assembly 1, the temperature control assembly 2 comprises a support plate 3 and a temperature control unit 4, the support plate 3 is rectangular block-shaped, the support plate 3 is arranged above the temperature control unit 4,

the top of the supporting plate 3 is provided with a supporting groove 6 matched with the battery component 1, the supporting groove 6 is a rectangular groove hole, the wall surface of the corresponding position at the bottom of the supporting groove 6 is provided with a temperature control groove 7, and the temperature control groove 7 penetrates through the wall surface of the corresponding position at the bottom of the supporting plate 3 and corresponds to the temperature control end of the temperature control unit 4;

an interaction hole 5 capable of radiating and performing airflow interaction is formed in the left end gap of the temperature control unit 4;

the inside interval of control by temperature change groove 7 is provided with the heat conduction subassembly 8 that corresponds with single battery on battery pack 1, heat conduction subassembly 8 includes limiting plate 9, heat conduction piece 10, metal heat conduction pad 11 and heat conduction awl 12, limiting plate 9 is trapezoidal platelike, limiting plate 9 narrows down from last gradually, and limiting plate 9's lateral wall can carry out deformation and adjust, limiting plate 9's inboard bottom is provided with heat conduction piece 10, heat conduction piece 10 is trapezoidal cubic, the bottom of heat conduction piece 10 and the temperature control end of temperature control unit 4 correspond to each other, the top of heat conduction piece 10 is provided with metal heat conduction pad 11, metal heat conduction pad 11 can liquefy after being heated, the inside interval of metal heat conduction pad 11 is provided with heat conduction awl 12, heat conduction awl 12 is the toper cubic, the awl end of heat conduction awl 12 and battery pack 1 go up single battery bottom and laminate each other, heat conduction awl 12 can carry out the flexible regulation of vertical direction.

The working principle of the utility model is as follows:

when the battery pack is used, when the battery pack 1 is subjected to temperature control management, the metal heat conducting pad 11 is heated and liquefied to fill the inside of the limiting plate 9, so that the bottom of a single battery on the battery pack 1 is closely attached to the liquefied metal heat conducting pad 11, and meanwhile, the metal heat conducting pad 11 can be effectively matched with the heat conducting cone 12 to conduct heat after being filled through the heat conducting cone 12, so that the gap between the battery and the heat conducting block is reduced, and the effect of solid heat conduction is improved;

through the heat conduction awl 12 of the restriction board 9 that can deform and perpendicular deformation, when the battery produced offset or inflation influence, the deformation that the adaptation can be carried out to the restriction board 9, simultaneously, the metal heat conduction pad 11 can carry out the diffusion of adaptation and adjust to can be stable laminate the heat conduction to the battery bottom and handle, reduce because of the metal heat conduction pad 11 diffusion or battery offset, the inflation leads to can't effectively carrying out inseparable heat conduction laminating to the battery bottom.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a control by temperature change excellent performance's battery module, includes battery pack (1), battery pack (1) comprises the single battery of multiunit, the bottom of battery pack (1) is provided with temperature control assembly (2) that can carry out temperature control to battery pack (1), temperature control assembly (2) are including backup pad (3) and control by temperature change unit (4), backup pad (3) set up the top position in control by temperature change unit (4), its characterized in that: the battery pack supporting structure is characterized in that a supporting groove (6) matched with the battery pack (1) is formed in the top of the supporting plate (3), a temperature control groove (7) is formed in the wall surface of the corresponding position of the bottom of the supporting groove (6), and heat conducting assemblies (8) corresponding to single batteries on the battery pack (1) are arranged in the temperature control groove (7) at intervals.

2. The battery module with excellent temperature control performance as claimed in claim 1, wherein: the heat conduction assembly (8) comprises a limiting plate (9), a heat conduction block (10), a metal heat conduction pad (11) and a heat conduction cone (12), the limiting plate (9) is in a trapezoid plate shape, the limiting plate (9) is gradually narrowed from top to bottom, and the side wall of the limiting plate (9) can be subjected to deformation adjustment.

3. The battery module with excellent temperature control performance as claimed in claim 2, wherein: the bottom of the inner side of the limiting plate (9) is provided with a heat conducting block (10), and the bottom of the heat conducting block (10) corresponds to the temperature control end of the temperature control unit (4).

4. The battery module with excellent temperature control performance as claimed in claim 2, wherein: the top of the heat conducting block (10) is provided with a metal heat conducting pad (11), and the metal heat conducting pad (11) can be liquefied after being heated.

5. The battery module with excellent temperature control performance as claimed in claim 2, wherein: the inside interval of metal heat conduction pad (11) is provided with heat conduction awl (12), and the awl end of heat conduction awl (12) and battery pack (1) go up single battery bottom and laminate each other, and heat conduction awl (12) can carry out the flexible regulation of vertical direction.