CN220544008U - Liquid cooling battery module and aircraft comprising same - Google Patents
Liquid cooling battery module and aircraft comprising same Download PDFInfo
- Publication number
- CN220544008U CN220544008U CN202320909088.3U CN202320909088U CN220544008U CN 220544008 U CN220544008 U CN 220544008U CN 202320909088 U CN202320909088 U CN 202320909088U CN 220544008 U CN220544008 U CN 220544008U
- Authority
- CN
- China
- Prior art keywords
- liquid
- battery module
- liquid cooling
- tank assembly
- water tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000007788 liquid Substances 0.000 title claims abstract description 43
- 238000001816 cooling Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims abstract description 20
- 239000010949 copper Substances 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 claims 12
- 239000004447 silicone coating Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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 the technical field of batteries, in particular to a liquid cooling battery module and an aircraft comprising the same, wherein the liquid cooling battery module comprises a liquid cooling water tank assembly body, a plurality of electric cores and lugs arranged in the liquid cooling water tank assembly body, a bracket, a copper plate and a pressing plate; the bracket is respectively arranged on the first side surface and the second side surface of the liquid cooling water tank assembly body; the copper plates are respectively arranged on the surfaces of the brackets far away from the battery cells; the pressing plates are respectively arranged on the surfaces of the copper plates, which are far away from the battery cell; the liquid cooling water tank assembly is provided with a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the liquid cooling water tank assembly; the liquid cooling water tank assembly, the bracket, the copper plate and the pressing plate are connected to form a closed cavity for accommodating the liquid cooling battery module.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a liquid cooling battery module and an aircraft comprising the same.
Background
With the rise of e-VTOL (electric vertical takeoff and landing aircraft), in order to achieve both normal flight endurance and range of multiple rotors and fixed wings, the fast-charge requirements for the aircraft are becoming more and more demanding. At present, the charging time in the general industry is about 8 hours, the temperature rise of a battery system with high energy density is higher in consideration of shortening the charging time within 1 hour, and most of aircrafts at present are in an air cooling heat management mode and cannot meet the function of rapid heat dissipation of batteries. The temperature of the battery cell in the battery system is excessively high, so that the temperature consistency of the whole battery system is directly influenced, even the irrecoverable influence is directly caused on the cycle life of the battery cell, and even the accidents such as fire explosion and the like are caused due to thermal runaway of the battery system. Therefore, there is a need to design a cold battery module capable of uniformly and efficiently dissipating heat rapidly.
Disclosure of Invention
The utility model aims to provide a liquid cooling battery module capable of uniformly and efficiently and rapidly radiating, which solves the problem that the battery system is completely invalid due to the fact that the temperature rise of the battery system with high energy density cannot meet the requirement of rapid heat radiation of the battery, improves uniform, efficient and rapid heat radiation, and improves the reliability of an aircraft.
To achieve the purpose, the utility model adopts the following technical scheme:
the liquid cooling water tank assembly body, and a plurality of battery cores and electrode lugs which are arranged in the liquid cooling water tank assembly body;
the bracket is respectively arranged on the first side surface and the second side surface of the liquid cooling water tank assembly body;
the copper plates are respectively arranged on the surface of the bracket, which is far away from the battery cell;
the pressing plates are respectively arranged on the surfaces of the copper plates, which are far away from the battery cell;
the liquid cooling water tank assembly is provided with a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the liquid cooling water tank assembly;
the liquid cooling water tank assembly body, the support, the copper plate and the pressing plate are connected to form a closed cavity to accommodate the liquid cooling battery module.
Preferably, the liquid-cooled water tank assembly includes:
the battery cell compartment is arranged in the shell and the cover plate;
the cell spacing is embedded in the groove of the cell compartment,
the cover plate is connected with the battery cell compartment for placing the battery cell and the two sides of the shell,
the cell compartment forms a water seal with the cover plate.
Preferably, the side surface of the shell along the long axis direction of the battery cell is provided with a water inlet and a water outlet, the water inlet and the water outlet are provided with pipeline connecting pieces, the pipeline connecting pieces are connected with a water pipe, and cooling liquid is injected and discharged through a water pump to form circulation.
Preferably, the copper plates are attached to the support in series.
Preferably, the shell, the cell compartment and the cover plate are all made of aluminum alloy.
Preferably, the surface of the battery cell is completely covered with the insulating heat-conducting silica gel coating.
Preferably, the electric cores are arranged along the long axis direction of the liquid cooling battery module.
Preferably, the shell is of a hollow structure with two open ends, the number of the cover plates is two, and the two cover plates are welded on the two open ends of the shell.
Preferably, the positive and negative terminals of the liquid-cooled battery module are led out from the copper plates which are connected in series.
To achieve the purpose, the utility model also adopts the following technical scheme:
an aircraft is characterized by comprising the liquid cooling battery module according to the scheme.
The utility model has the beneficial effects that:
1. during rapid charging, the soft-package battery cell is completely soaked in cooling liquid for heat dissipation, and the uniform, efficient and rapid heat dissipation is achieved through liquid cooling heat dissipation, so that the rapid charging function of the battery system is safely realized;
2. each battery cell is arranged in the battery cell compartment, so that the thermal runaway diffusion of the battery system can be effectively prevented, and safety is guaranteed;
3. in the flight process of the aircraft, the shell, the partition and the cover plate of the aluminum alloy structure also facilitate heat dissipation, ensure the temperature consistency of the battery system, prolong the service life of the battery system and ensure the safety of the aircraft.
Drawings
Fig. 1 is a schematic diagram of a liquid-cooled battery module provided by the utility model;
fig. 2 is a schematic diagram of a liquid-cooled water tank assembly provided by the present utility model.
Detailed Description
The following embodiments further illustrate the technical aspects of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the application. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present application are shown.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
As shown in fig. 1, fig. 1 generally depicts the basic structure of the liquid-cooled battery module of the present application. The utility model provides a liquid cooling battery module which comprises a liquid cooling water tank assembly body 1, a bracket 2, a copper plate 3 and a pressing plate 4. Wherein, a plurality of electric cores 103 and electrode lugs are arranged in the liquid cooling water tank assembly body 1; the bracket 2 is respectively arranged on the first side surface and the second side surface of the liquid cooling water tank assembly body 1; the copper plates 3 are respectively arranged on the surface of the bracket 2 far away from the battery cell 103; the pressing plates 4 are respectively arranged on the surfaces of the copper plates 3 far away from the battery cell 103.
Specifically, the liquid cooling water tank assembly 1 is provided with a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the liquid cooling water tank assembly 1; the liquid cooling water tank assembly body 1, the bracket 2, the copper plate 3 and the pressing plate 4 are connected to form a closed cavity to accommodate the liquid cooling battery module.
Further, in the present application, the liquid-cooled water tank assembly 1 includes: a housing 101, a cell compartment 102 disposed within the housing 101, and a cover 104; the battery cells 103 are embedded in the grooves of the battery cell compartment 102 at intervals, and the cover plate 104 is connected to the battery cell compartment 102 where the battery cells 103 are placed and two sides of the shell 101, wherein the battery cell compartment 102 and the cover plate 104 form water sealing. Preferably, the cover plate 104 is welded to the cell compartment 102 and the housing 101, and the welding technique may alternatively be accomplished by furnace brazing. Therefore, the soft package battery cell in the embodiment can be completely soaked in the cooling liquid for heat dissipation, and the battery system fast charging function is safely realized by liquid cooling heat dissipation to achieve uniform, efficient and fast heat dissipation.
It is noted that, in the liquid cooling battery module provided by the utility model, the side surface of the casing 101 along the long axis direction of the battery cell 103 is provided with a water inlet and a water outlet, wherein the water inlet and the water outlet are provided with a pipeline connecting piece 105, the pipeline connecting piece 105 is connected with a water pipe, and the cooling liquid is injected and discharged through a water pump to form a circulation. Through injecting the coolant, can immerse the battery package in the coolant with the immersive mode, reach quick radiating purpose.
Preferably, in the present application, the copper plate 3 is attached to the support 2 in series, the positive and negative terminals 5 of the liquid-cooled battery module are led out from the copper plate 3 in series, and the materials of the casing 101, the cell compartment 102 and the cover plate 104 are all preferably aluminum alloy.
Further, the surface of the battery cell 103 is completely covered with an insulating heat-conducting silica gel coating, and the battery cell 103 is arranged along the long axis direction of the liquid cooling battery module.
Preferably, the housing 101 has a hollow structure with two open ends, and the number of the cover plates 104 is two, and the two cover plates 104 are welded to the two open ends of the housing 101.
In the battery module, during rapid charging, the soft-package battery cells are completely soaked in the cooling liquid for heat dissipation, and the battery module achieves uniform, efficient and rapid heat dissipation through liquid cooling heat dissipation, so that the rapid charging function of a battery system is safely realized; each battery cell is arranged in the battery cell compartment, so that the thermal runaway diffusion of the battery system can be effectively prevented, and safety is guaranteed; in the flight process of the aircraft, the shell, the partition and the cover plate of the aluminum alloy structure also facilitate heat dissipation, ensure the temperature consistency of the battery system, prolong the service life of the battery system and ensure the safety of the aircraft.
The utility model also provides an aircraft, which comprises the liquid cooling battery module set.
The foregoing embodiments are merely illustrative of the principles and functions of the present application. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the scope of the present application. It is therefore contemplated that all equivalent modifications or changes that would occur to one skilled in the art without departing from the purpose of this disclosure are intended to be covered by the claims of this application.
Claims (10)
1. A liquid-cooled battery module, comprising:
the liquid cooling water tank assembly body, and a plurality of battery cores and electrode lugs which are arranged in the liquid cooling water tank assembly body;
the bracket is respectively arranged on the first side surface and the second side surface of the liquid cooling water tank assembly body;
the copper plates are respectively arranged on the surface, far away from the battery cell, of the bracket;
the pressing plates are respectively arranged on the surfaces, away from the battery cells, of the copper plates;
the liquid cooling water tank assembly is provided with a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the liquid cooling water tank assembly;
the liquid cooling water tank assembly body, the support, the copper plate and the pressing plate are connected to form a closed cavity to accommodate the liquid cooling battery module.
2. The liquid-cooled battery module according to claim 1, wherein the liquid-cooled water tank assembly comprises:
the battery cell compartment is arranged in the shell and the cover plate;
the cell spacing is embedded in the groove of the cell compartment,
the cover plate is connected with the battery cell compartment for placing the battery cell and the two sides of the shell,
the cell compartment forms a water seal with the cover plate.
3. The liquid-cooled battery module according to claim 2, wherein the housing is provided with a water inlet and a water outlet on a side surface along a long axis direction of the battery cell, pipe connectors are provided on the water inlet and the water outlet, and the pipe connectors are connected with a water pipe, and the cooling liquid is injected and discharged through a water pump to form a circulation.
4. The liquid-cooled battery module of claim 1, wherein the copper plates are attached in series to the support.
5. The liquid-cooled battery module of claim 2, wherein the housing, the cell compartment, and the cover are all aluminum alloy.
6. The liquid-cooled battery module of claim 1, wherein the cell surface is completely covered with an insulating thermally conductive silicone coating.
7. The liquid-cooled battery module according to claim 2, wherein the electric cells are arranged along a long axis direction of the liquid-cooled battery module.
8. The liquid-cooled battery module according to claim 2, wherein the housing has a hollow structure with two open ends, and the number of the cover plates is two, and the two cover plates are welded to the two open ends of the housing.
9. The liquid-cooled battery module of claim 4, wherein the positive and negative terminals of the liquid-cooled battery module are led out of the copper plate in series.
10. An aircraft comprising the liquid-cooled battery module of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909088.3U CN220544008U (en) | 2023-04-21 | 2023-04-21 | Liquid cooling battery module and aircraft comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909088.3U CN220544008U (en) | 2023-04-21 | 2023-04-21 | Liquid cooling battery module and aircraft comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544008U true CN220544008U (en) | 2024-02-27 |
Family
ID=89974797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320909088.3U Active CN220544008U (en) | 2023-04-21 | 2023-04-21 | Liquid cooling battery module and aircraft comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544008U (en) |
-
2023
- 2023-04-21 CN CN202320909088.3U patent/CN220544008U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |