CN220796889U - Adjustable aluminum alloy air duct between module battery cores - Google Patents
Adjustable aluminum alloy air duct between module battery cores Download PDFInfo
- Publication number
- CN220796889U CN220796889U CN202322386377.2U CN202322386377U CN220796889U CN 220796889 U CN220796889 U CN 220796889U CN 202322386377 U CN202322386377 U CN 202322386377U CN 220796889 U CN220796889 U CN 220796889U
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- China
- Prior art keywords
- aluminum alloy
- air duct
- heat dissipation
- module
- duct body
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 64
- 230000017525 heat dissipation Effects 0.000 claims abstract description 54
- 239000012212 insulator Substances 0.000 claims abstract description 15
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- 239000010445 mica Substances 0.000 claims description 6
- 229910052618 mica group Inorganic materials 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Secondary Cells (AREA)
Abstract
The utility model relates to an adjustable aluminum alloy air duct between module electric cores, which is arranged between two adjacent module electric cores and comprises an aluminum alloy heat dissipation air duct body, an elastic piece and an insulating insulator, wherein the elastic piece is arranged in the aluminum alloy heat dissipation air duct body, the aluminum alloy heat dissipation air duct body adjusts the air duct size between the adjacent module electric cores along with the shrinkage of the elastic piece, the aluminum alloy heat dissipation air duct body is of a hollow closed structure, and the insulating insulator is arranged between the aluminum alloy heat dissipation air duct body and the module electric cores. The utility model has the following advantages: greatly enhances the heat radiation capability of the module battery cells, ensures the temperature uniformity among the module battery cells, and effectively blocks the thermal runaway propagation.
Description
Technical Field
The utility model belongs to the field of energy storage, and particularly relates to an adjustable aluminum alloy air duct between module electric cores.
Background
At present, a battery core widely used in applications such as an electric automobile, an energy storage system and the like is generally in a modularized design. In these modular designs, multiple cells are combined together to form a battery pack. However, due to the high energy density and high power output of the battery cells, problems such as temperature rise and thermal runaway of the battery cells become key factors restricting the performance and safety thereof. Therefore, in order to ensure the normal operation of the battery cell and to prolong the service life thereof, the battery cell must be effectively cooled.
The existing heat dissipation scheme of the module battery core mainly carries out natural heat dissipation, natural heat dissipation is carried out by utilizing the natural heat dissipation space of the module battery core contacted with air, large-area heat dissipation of the module battery core is not facilitated, under the environment of long-time working, the internal heat of the module is higher and higher, rapid transfer cannot be carried out, and the module can continuously work under the high-temperature environment, so that the service life of the module battery core is influenced; and secondly, the heat of the module cells arranged in the middle is relatively higher than that of the module cells on the two sides, and the temperature between the module cells is inconsistent, so that the normal use performance of the whole module is affected.
Disclosure of Invention
The utility model aims to overcome the defects, and provides an adjustable aluminum alloy air duct between module electric cores, so that the heat dissipation capacity of the module electric cores is greatly enhanced, the temperature uniformity between the module electric cores is ensured, and the thermal runaway propagation is effectively blocked.
The aim of the utility model is achieved by the following technical scheme: the utility model provides an adjustable aluminum alloy wind channel between module battery core, adjustable aluminum alloy wind channel is arranged in between two adjacent module battery cores, including aluminum alloy heat dissipation wind channel body, elastic component and insulation, in the aluminum alloy heat dissipation wind channel body is arranged in to the elastic component, the wind channel size between the adjacent module battery core is adjusted along with the shrink of elastic component to aluminum alloy heat dissipation wind channel body, and aluminum alloy heat dissipation wind channel body is hollow form enclosed construction, and insulation is arranged in between aluminum alloy heat dissipation wind channel body and the module battery core.
The utility model further improves that: the aluminum alloy heat dissipation air duct body comprises longitudinal plate parts which are correspondingly contacted with the side ends of the two side module battery cells, an upper arc part is arranged between the upper ends of the two longitudinal plate parts, a lower arc part is arranged between the lower ends of the two longitudinal plate parts, and the opening directions of the upper arc part and the lower arc part are opposite.
The utility model further improves that: the front side and the rear side of the aluminum alloy heat dissipation air duct body are open surfaces.
The utility model further improves that: the elastic piece is a plurality of springs, and a plurality of springs are evenly arranged between two longitudinal plate parts of the aluminum alloy heat dissipation air duct body, and two ends of each spring are fixedly connected with the inner walls of the longitudinal plate parts.
The utility model further improves that: the insulating insulator is an insulating mica tape, and the insulating mica tape is fixedly connected with the longitudinal plate part and the module battery core through gluing.
The utility model further improves that: the insulating insulator is a heat-conducting silica gel sheet, and the heat-conducting silica gel sheet is fixedly connected with the longitudinal plate part and the module battery core through gluing.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the hollow aluminum alloy heat dissipation air duct body is arranged between two adjacent module electric cores, the heat dissipation capacity of the module electric cores is enhanced due to the high heat conductivity of the aluminum alloy, the inside of the aluminum alloy heat dissipation air duct body is hollow, the air circulation is accelerated, the heat dissipation capacity of the module electric cores is greatly enhanced, and the transfer of thermal runaway among the module electric cores is prevented; secondly, the hollow aluminum alloy heat dissipation air duct body is adopted, and the light weight level of the whole module is improved.
2. The aluminum alloy heat dissipation air duct is internally provided with the compressible elastic piece, the spring with different elastic coefficients is utilized to design the adjustable aluminum alloy air duct with adjustable air duct size, the use condition of the module battery cores with different heat dissipation requirements is met, the temperature difference between the module battery cores is relatively small, and the temperature uniformity between the module battery cores is guaranteed.
Drawings
FIG. 1 is a schematic diagram of the position of an adjustable aluminum alloy air duct between module cells in the present utility model.
Fig. 2 is a schematic structural view of the adjustable aluminum alloy duct of fig. 1.
Fig. 3 is a schematic connection diagram of the aluminum alloy heat dissipation air duct body and the elastic member in fig. 2.
Fig. 4 is a schematic structural diagram of the aluminum alloy heat dissipation air duct body and the elastic member after extrusion in fig. 3.
Fig. 5 is a schematic side view of the aluminum alloy heat dissipation air duct body in fig. 4.
Reference numerals in the drawings:
1-module battery core, 2-aluminum alloy heat dissipation air duct body, 3-elastomer and 4-insulation insulator;
21-longitudinal plate part, 22-upper arc part, 23-lower arc part.
Detailed Description
The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
In the description of the present utility model, it should be understood that the term "orientation" or "positional relationship" as used herein with respect to the orientation or positional relationship shown in the drawings is merely for convenience of description and to simplify the description, and does not indicate or imply that the structures or units referred to must have a particular orientation and therefore should not be construed as limiting the utility model.
In the present utility model, unless otherwise specifically defined and limited, terms such as "connected," "provided," and "having" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, directly connected, and connected via an intermediate medium, so that it is possible for those skilled in the art to understand the basic meaning of the terms in the present utility model according to circumstances.
An adjustable aluminum alloy air duct between module battery cells is disclosed as shown in fig. 1, the adjustable aluminum alloy air duct is arranged between two adjacent module battery cells 1 and comprises an aluminum alloy heat dissipation air duct body 2, an elastic piece 3 and an insulating insulator 4, the elastic piece 3 is arranged in the aluminum alloy heat dissipation air duct body 2, the aluminum alloy heat dissipation air duct body 2 is in a hollow closed structure along with the shrinkage of the elastic piece 3 to adjust the air duct size between the adjacent module battery cells, and the insulating insulator 4 is arranged between the aluminum alloy heat dissipation air duct body 2 and the module battery cells 1.
According to the utility model, the hollow aluminum alloy heat dissipation air duct body 2 is arranged between two adjacent module electric cores 1, the heat dissipation capacity of the module electric cores 1 is enhanced due to the high heat conductivity of the aluminum alloy, the inside of the aluminum alloy heat dissipation air duct body 2 is hollow, the air circulation is accelerated, the heat dissipation capacity of the module electric cores 1 is greatly enhanced, and the transfer of thermal runaway among the module electric cores 1 is prevented; secondly, the hollow aluminum alloy heat dissipation air duct body 2 is adopted, so that the light weight level of the whole module is improved.
On the basis of the embodiment, as shown in fig. 2, the aluminum alloy heat dissipation air duct body 2 includes longitudinal plate portions 21 correspondingly contacting with side ends of the two-side module battery cells 1, an upper arc portion 22 is provided between upper ends of the two longitudinal plate portions 21, a lower arc portion 23 is provided between lower ends of the two longitudinal plate portions 21, and openings of the upper arc portion 22 and the lower arc portion 23 are arranged towards each other.
On the basis of the embodiment, the front side and the rear side of the aluminum alloy heat dissipation air duct body 2 are open surfaces.
On the basis of the embodiment, the elastic piece 3 is a plurality of springs, the springs are uniformly arranged between the two longitudinal plate parts 21 of the aluminum alloy heat dissipation air duct body 2, and two ends of each spring are fixedly connected with the inner walls of the longitudinal plate parts 21.
The compressible elastic piece 3 is arranged in the aluminum alloy heat dissipation air duct body 2, the spring with different elastic coefficients is utilized to design an adjustable aluminum alloy air duct with adjustable air duct size, the use condition of the module battery cells 1 with different heat dissipation requirements is met, the temperature difference between the module battery cells is relatively small, and the temperature uniformity between the module battery cells 1 is guaranteed.
In this application, the elastic coefficient of a corresponding spring can be determined through simulation and experimental cooperation verification, and when the space between the aluminum alloy heat dissipation air duct body 2 is reduced, the thickness of the insulating insulator 4 can be properly enlarged to ensure the connection stability of two adjacent module cells 1.
On the basis of the present embodiment, the insulating insulator 4 may be an insulating mica tape, and the insulating mica tape is fixedly connected with the longitudinal plate portion 21 and the module cell 1 by gluing.
The insulating insulator 4 may be a thermally conductive silicon sheet, and the thermally conductive silicon sheet is fixedly connected with the longitudinal plate portion 21 and the module cell 1 by gluing.
The side end of the aluminum alloy heat dissipation air duct body 2 is provided with an insulating insulator 4 to prevent the transmission of thermal runaway between the module cells 1.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An adjustable aluminum alloy wind channel between module electricity core, its characterized in that: the adjustable aluminum alloy air duct is arranged between two adjacent module electric cores (1), and comprises an aluminum alloy heat dissipation air duct body (2), an elastic piece (3) and an insulating insulator (4), wherein the elastic piece (3) is arranged in the aluminum alloy heat dissipation air duct body (2), the aluminum alloy heat dissipation air duct body (2) is contracted along with the elastic piece (3) to adjust the air duct size between the adjacent module electric cores, the aluminum alloy heat dissipation air duct body (2) is of a hollow closed structure, and the insulating insulator (4) is arranged between the aluminum alloy heat dissipation air duct body (2) and the module electric cores (1).
2. The adjustable aluminum alloy air duct between module cells of claim 1, wherein: the aluminum alloy heat dissipation air duct body (2) comprises longitudinal plate parts (21) which are correspondingly contacted with the side ends of the module battery cores (1) at two sides, an upper arc part (22) is arranged between the upper ends of the two longitudinal plate parts (21), a lower arc part (23) is arranged between the lower ends of the two longitudinal plate parts (21), and the openings of the upper arc part (22) and the lower arc part (23) are arranged towards each other.
3. An adjustable aluminum alloy air duct between module cells according to claim 2, wherein: the front side and the rear side of the aluminum alloy heat dissipation air duct body (2) are open surfaces.
4. An adjustable aluminum alloy air duct between module cells according to claim 3, wherein: the elastic piece (3) is a plurality of springs, the springs are uniformly arranged between two longitudinal plate parts (21) of the aluminum alloy heat dissipation air duct body (2), and two ends of each spring are fixedly connected with the inner walls of the longitudinal plate parts (21).
5. The adjustable aluminum alloy air duct between module cells of claim 4, wherein: the insulating insulator (4) is an insulating mica tape, and the insulating mica tape is fixedly connected with the longitudinal plate part (21) and the module battery core (1) through gluing.
6. The adjustable aluminum alloy air duct between module cells of claim 5, wherein: the insulating insulator (4) is a heat-conducting silica gel sheet, and the heat-conducting silica gel sheet is fixedly connected with the longitudinal plate part (21) and the module battery core (1) through gluing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322386377.2U CN220796889U (en) | 2023-09-04 | 2023-09-04 | Adjustable aluminum alloy air duct between module battery cores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322386377.2U CN220796889U (en) | 2023-09-04 | 2023-09-04 | Adjustable aluminum alloy air duct between module battery cores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220796889U true CN220796889U (en) | 2024-04-16 |
Family
ID=90666462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322386377.2U Active CN220796889U (en) | 2023-09-04 | 2023-09-04 | Adjustable aluminum alloy air duct between module battery cores |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220796889U (en) |
-
2023
- 2023-09-04 CN CN202322386377.2U patent/CN220796889U/en active Active
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