CN213936350U

CN213936350U - Battery module heat abstractor based on supplementary heat transfer of graphite alkene

Info

Publication number: CN213936350U
Application number: CN202023164232.0U
Authority: CN
Inventors: 张正东; 杜光光; 冯东辉; 黄新永; 熊杰
Original assignee: Kaiying Power Supply & Electrical Equip Co ltd
Current assignee: Kaiying Power Supply & Electrical Equip Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-10
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a battery module heat abstractor based on supplementary heat transfer of graphite alkene, which comprises an outer shell, first group battery and second group battery, and be equipped with heat-conducting plate and fin, make first group battery and second group battery heat-conduction to heat-conducting plate and fin on at the during operation heat that gives off, and through the heat dissipation fan, blow away heat-conduction heat to the heat-conducting plate and the heat on the fin, and scribble graphite alkene thermal coating, be convenient for dispel the heat to heat-conducting plate and fin, the radiating effect is improved, and then improve the radiating efficiency to first group battery and second group battery, evenly be equipped with the louvre on shell and apron, the heat diffusion to the outside that first group battery and second group battery of being convenient for give off, and be equipped with heat conduction silica gel piece, further improve the radiating effect to first group battery and second group battery, and convenient to use.

Description

Battery module heat abstractor based on supplementary heat transfer of graphite alkene

Technical Field

The utility model belongs to the technical field of battery heat abstractor, in particular to battery module heat abstractor based on supplementary heat transfer of graphite alkene.

Background

With the development of society and the progress of science and technology, the use of electric power is more and more frequent, but now, most of the devices are driven by electric power, and in order to improve the portability or due to the influence of the factors of the devices, more devices need to use the battery module to store and use the electric power, so that the battery module is widely developed in modern devices;

when using battery module, because in the charge-discharge process, can produce the heat, need handle the heat that produces, and then guarantee battery module stability and security when using, and improve battery module's life, but current battery module adopts phase change material to dispel the heat mostly, when dispelling the heat, because the inflation of being heated, there is certain danger, and when carrying out high load work, phase change material radiating efficiency is lower, can't satisfy battery module's demand, and then there is great use inconvenience, the radiating effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery module heat abstractor based on supplementary heat transfer of graphite alkene to the radiating efficiency who proposes in solving above-mentioned background is lower, and owing to be heated the inflation, has certain dangerous problem at the radiating process.

In order to achieve the above object, the utility model provides a following technical scheme: including shell, first group battery and second group battery, the upper surface of shell covers there is the apron, the shell with evenly seted up the louvre on the apron, first group battery with the equal fixed mounting of second group battery is in the inside of shell, one side of first group battery covers to paste installs the heat conduction silica gel piece, one side of first group battery with the equal fixed mounting in both sides of second group battery has the heat-conducting plate, intermediate position fixed mounting between the heat-conducting plate has the baffle, the even fixed mounting in one side of heat-conducting plate has the fin, the round hole has evenly been seted up on the baffle, the equal fixed mounting in inside of round hole has the heat dissipation fan.

Preferably, the shell and the cover plate are both made of high-temperature-resistant high-heat-conductivity composite materials.

Preferably, gaps are formed between the first battery pack and the second battery pack and between the second battery packs, and the baffle, the heat conduction plate and the radiating fins are fixedly arranged in the gaps.

Preferably, the heat-conducting silica gel sheet is uniformly provided with through holes.

Preferably, the heat conducting plate and the radiating fins are made of high-heat-conductivity materials with insulating properties, and graphene radiating coatings are coated on the outer surfaces of the heat conducting plate and the radiating fins.

Preferably, the first battery packs are two groups, and the first battery packs are located on two sides of the second battery pack.

Preferably, the heat dissipation fans are uniformly and fixedly installed in the circular holes in the baffle, and the adjacent two heat dissipation fans are opposite in air direction.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be equipped with heat-conducting plate and fin, make first group battery and second group battery heat conduction that gives off at the during operation on heat-conducting plate and fin, and through the radiator fan, blow away heat conduction to the heat-conducting plate and the heat on the fin, and scribble graphite alkene heat dissipation coating, be convenient for dispel the heat to heat-conducting plate and fin, improve the radiating effect, and then improve the radiating efficiency to first group battery and second group battery, convenient to use;

2. the utility model discloses an evenly be equipped with the louvre on shell and apron, the heat diffusion that first group battery and second group battery of being convenient for gived off to the outside, and be equipped with heat conduction silica gel piece, further improve the radiating effect to first group battery and second group battery, convenient to use.

Drawings

Fig. 1 is the utility model discloses under the apron open mode the utility model discloses the structure schematic diagram.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural diagram of the first battery pack and the second battery pack of the present invention.

Fig. 4 is a top view of the baffle of the present invention.

In the figure: 1. a housing; 2. a first battery pack; 3. a second battery pack; 4. a cover plate; 5. heat dissipation holes; 6. a heat-conducting silica gel sheet; 7. a heat conducting plate; 8. a baffle plate; 9. a heat sink; 10. a circular hole; 11. a heat dissipation fan; 12. a gap; 13. a through hole; 14. graphite alkene heat dissipation coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a battery module heat dissipation device based on graphene auxiliary heat transfer as shown in figures 1-4, which comprises a shell 1, a first battery pack 2 and a second battery pack 3, wherein the upper surface of the shell 1 is covered with a cover plate 4, the shell 1 and the cover plate 4 are both made of high temperature resistant and high heat conductive composite materials, the shell 1 and the cover plate 4 are both provided with heat dissipation holes 5, the first battery pack 2 and the second battery pack 3 are both fixedly arranged in the shell 1, one side of the first battery pack 2 is covered and adhered with a heat conductive silicon sheet 6, the heat conductive silicon sheet 6 is provided with through holes 13, the first battery pack 2 is divided into two groups, the first battery pack 2 is positioned at both sides of the second battery pack 3, one side of the first battery pack 2 and both sides of the second battery pack 3 are both fixedly provided with heat conduction plates 7, a baffle plate 8 is fixedly arranged at the middle position between the heat conduction plates 7, the heat-conducting plate 7 is uniformly and fixedly provided with radiating fins 9 at one side, round holes 10 are uniformly formed in the baffle plate 8, radiating fans 11 are fixedly arranged in the round holes 10, the radiating fans 11 are uniformly and fixedly arranged in the round holes 10 in the baffle plate 8, and the wind directions of two adjacent radiating fans 11 are opposite;

all separate between first group battery 2 and the second group battery 3 and between the second group battery 3 and have clearance 12, and baffle 8, heat-conducting plate 7 and the equal fixed mounting of fin 9 are inside clearance 12, and heat-conducting plate 7 and fin 9 all adopt the high heat-conducting material that has insulating characteristic to make, and the surface of heat-conducting plate 7 and fin 9 all scribbles graphite alkene thermal coating 14.

As shown in fig. 3, a heat-conducting silica gel sheet 6 with a through hole 13 structure is disposed on one side of the first battery pack 2 for dissipating heat from one side of the first battery pack 2 and facilitating heat dissipation from one side of the first battery pack 2, and a heat-conducting plate 7 and a heat-dissipating fin 9 are disposed between the first battery pack 2 and the second battery pack 3 and between the second battery pack 3, so that heat dissipated from the first battery pack 2, the second battery pack 3 and the second battery pack 3 is conducted to the heat-conducting plate 7 and the heat-dissipating fin 9, and a baffle plate 8 is disposed, heat-dissipating fans 11 are uniformly disposed on the baffle plate 8, the heat-dissipating fans 11 cool the heat-conducting plate 7 and the heat-dissipating fin 9, so that heat on the heat-conducting plate 7 and the heat-dissipating fin 9 is blown out, thereby improving heat dissipation effects of the first battery pack 2 and the second battery pack 3, facilitating use, and effectively improving, and heat accumulation caused when the first battery pack 2 and the second battery pack 3 are used is avoided.

This practical theory of operation: when the first battery pack 2 and the second battery pack 3 are charged and discharged, the heat dissipation fan 11 is turned on by an external control device, when the first battery pack 2 and the second battery pack 3 are charged and discharged, the generated heat is conducted to the heat conduction plate 7 and the heat conduction silica gel sheet 6 and is conducted to the heat dissipation fins 9 through the heat conduction plate 7, the heat dissipation fan 11 is turned on to cool the heat conduction plate 7 and the heat dissipation fins 9 by the heat dissipation fan 11, the heat conduction plate 7 and the heat dissipation fins 9 are both coated with the graphene heat dissipation coating 14, so that the heat dissipation of the heat conduction plate 7 and the heat dissipation fins 9 by the heat dissipation fan 11 is accelerated, the heat dissipation efficiency is improved, the heat dissipation holes 5 are uniformly formed in the housing 1 and the cover plate 4, the hot air blown by the heat dissipation fan 11 is conveniently discharged, the heat on the heat conduction silica gel sheet 6 is conveniently diffused to the outside, and the heat dissipation, and then improve the radiating effect of first group battery 2 and second group battery 3, convenient to use, and avoid first group battery 2 and second group battery 3 when using, cause the heat to pile up, the effectual life who improves first group battery 2 and second group battery 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a battery module heat abstractor based on supplementary heat transfer of graphite alkene, includes shell (1), first group battery (2) and second group battery (3), its characterized in that: the utility model discloses a heat dissipation device, including shell (1), upper surface cover of shell (1) has apron (4), shell (1) with louvre (5) have evenly been seted up on apron (4), first group battery (2) with the equal fixed mounting in second group battery (3) is in the inside of shell (1), one side cover of first group battery (2) is pasted and is installed heat conduction silica gel piece (6), one side of first group battery (2) with the equal fixed mounting in both sides of second group battery (3) has heat-conducting plate (7), intermediate position fixed mounting between heat-conducting plate (7) has baffle (8), the even fixed mounting in one side of heat-conducting plate (7) has fin (9), round hole (10) have evenly been seted up on baffle (8), the equal fixed mounting in the inside of round hole (10) has heat dissipation fan (11).

2. The graphene-assisted heat transfer-based battery module heat dissipation device of claim 1, wherein: first group battery (2) with between second group battery (3) and all separate clearance (12) between second group battery (3), just baffle (8), heat-conducting plate (7) with fin (9) all fixed mounting be in inside clearance (12).

3. The graphene-assisted heat transfer-based battery module heat dissipation device of claim 1, wherein: the heat-conducting silica gel sheet (6) is uniformly provided with through holes (13).

4. The graphene-assisted heat transfer-based battery module heat dissipation device of claim 1, wherein: the outer surfaces of the heat conducting plate (7) and the radiating fins (9) are coated with graphene radiating coatings (14).

5. The graphene-assisted heat transfer-based battery module heat dissipation device of claim 1, wherein: the first battery packs (2) are two groups, and the first battery packs (2) are located on two sides of the second battery pack (3).

6. The graphene-assisted heat transfer-based battery module heat dissipation device of claim 1, wherein: the heat dissipation fans (11) are uniformly and fixedly mounted on the baffle (8) inside the round holes (10), and the wind directions of the heat dissipation fans (11) are opposite.