CN220065815U - Battery pack assembly and electricity utilization device - Google Patents
Battery pack assembly and electricity utilization device Download PDFInfo
- Publication number
- CN220065815U CN220065815U CN202321664562.7U CN202321664562U CN220065815U CN 220065815 U CN220065815 U CN 220065815U CN 202321664562 U CN202321664562 U CN 202321664562U CN 220065815 U CN220065815 U CN 220065815U
- Authority
- CN
- China
- Prior art keywords
- battery pack
- pack assembly
- explosion
- battery cell
- cell
- 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.)
- Active
Links
- 230000005611 electricity Effects 0.000 title abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 230000007480 spreading Effects 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 description 6
- 239000002826 coolant Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003245 working effect Effects 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses an electricity utilization device of a battery pack assembly, which comprises a battery cell and a vertical plate, wherein a radiating surface is formed on the periphery of the battery cell, and a first explosion-proof valve is formed on the radiating surface; the riser defines the chamber that holds that is used for holding the electric core, is formed with cooling flow path and the exhaust passage that separates each other in the riser, and the riser is suitable for and carries out heat transfer with the electric core with electric core contact, and first explosion-proof valve communicates with the exhaust passage. According to the battery pack assembly, the vertical plate is arranged, so that the temperature rise of the battery cell can be reduced, meanwhile, the gas exhausted by the battery cell can flow in the exhaust channel formed in the vertical plate, the safety performance of the battery pack assembly is improved, and the thermal runaway spreading speed is reduced.
Description
Technical Field
The utility model relates to the field of batteries, in particular to a battery pack assembly and an electric device.
Background
The battery safety problem is an important factor influencing the development of new energy automobiles, and although a plurality of technical means are used at present to improve the safety of batteries, the battery safety is still a difficult point and an important point that most automobile enterprises need to solve or perfect.
Thermal runaway of a battery pack causes a series of safety problems, and the battery pack can delay the propagation speed of the thermal runaway by reducing temperature rise and pressure release, but the current technical means still have room for improvement.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose a battery pack assembly. According to the battery pack assembly, the vertical plate is arranged, so that the temperature rise of the battery cell can be reduced, meanwhile, the gas exhausted by the battery cell can flow in the exhaust channel formed in the vertical plate, the safety performance of the battery pack assembly is improved, and the thermal runaway spreading speed is reduced.
The utility model also provides an electric device with the battery pack assembly.
The battery pack assembly according to the present utility model includes: the battery cell comprises a battery cell, wherein a radiating surface is formed on the periphery of the battery cell, and a first explosion-proof valve is formed on the radiating surface; the vertical plate is used for limiting a containing cavity for containing the battery cell, a cooling flow passage and an exhaust passage which are spaced apart from each other are formed in the vertical plate, the vertical plate is suitable for being in contact with the battery cell and exchanging heat with the battery cell, and the first explosion-proof valve is communicated with the exhaust passage.
According to the battery pack assembly of the present utility model, the cooling flow passage and the exhaust passage are formed in the vertical plate, and the cooling flow passage and the exhaust passage are spaced apart from each other, that is, the cooling flow passage and the exhaust passage are not communicated. The radiating surface of the battery cell is the surface contacted with the vertical plate, the vertical plate is contacted with the battery cell to exchange heat with the battery cell, and the cooling medium flows in the cooling flow passage to take away the heat of the battery cell, so that the temperature rise of the battery cell is reduced. Meanwhile, a first explosion-proof valve is formed on the radiating surface of the battery cell, and the first explosion-proof valve is opened to discharge gas in the battery cell, so that the pressure in the battery cell is reduced. The gas exhausted by the battery cell flows in the exhaust channel, so that the high-temperature gas and the battery cell can be separated, and the thermoelectric separation is realized, thereby improving the safety performance of the battery pack assembly. In addition, the cooling medium in the cooling runner can cool down the gas in the exhaust passage, so that the safety performance of the battery pack assembly is further improved, and the thermal runaway risk of the battery pack assembly is reduced.
According to some embodiments of the present utility model, the electric core is configured as a plurality of first electric cores and second electric cores, the first electric cores and the second electric cores are respectively arranged at two sides of the vertical plate in the thickness direction, and the surfaces of the first electric cores and the second electric cores facing each other are respectively provided with the first explosion-proof valve; the vertical plate is provided with a first inlet and a second inlet on two sides in the thickness direction respectively, the first inlet is opposite to the first explosion-proof valve of the first electric core, and the second inlet is opposite to the first explosion-proof valve of the second electric core.
According to some embodiments of the utility model, the first battery cells are configured as a plurality of battery cells arranged at intervals in a first direction, and the first inlets are configured as a plurality of battery cells corresponding to the first battery cells one to one; the second electric core is configured to be a plurality of the second electric cores which are arranged at intervals in the first direction, and the second inlets are configured to be a plurality of the second electric cores which are in one-to-one correspondence.
According to some embodiments of the utility model, the vertical plates are configured as a plurality of vertical plates arranged at intervals in the second direction, and the battery cells are arranged between two adjacent vertical plates.
According to some embodiments of the utility model, the first explosion-proof valves are disposed on both sides of the battery cell in the width direction, and each of the first explosion-proof valves communicates with the exhaust passage in the corresponding riser.
According to some embodiments of the utility model, at least one end of the vertical plate is formed with a limit plate, which is orthogonal to the vertical plate and is stopped against the bottom wall or the top wall of the battery cell.
According to some embodiments of the utility model, the battery pack assembly further comprises: the insulation board extends in the first direction and is arranged between the two limiting plates arranged at intervals in the second direction, and the insulation board covers the top wall and/or the bottom wall of the battery cell.
According to some embodiments of the utility model, the battery pack assembly further comprises: the side beam is connected with at least one end part of the vertical plate, a second explosion-proof valve is formed on the side beam, and the second explosion-proof valve is communicated with at least one exhaust channel.
According to some embodiments of the utility model, a heat conducting glue layer is formed between the vertical plate and the radiating surface.
The power consumption device according to the present utility model is briefly described below.
The power utilization device according to the present utility model includes the battery pack assembly described in any one of the embodiments above. Since the electric device according to the present utility model includes the battery pack assembly according to any one of the embodiments described above, the electric device according to the present utility model has a low risk of thermal runaway of the battery pack assembly and a low rate of thermal runaway propagation, and can improve the use safety of the electric device, reduce the risk of occurrence of accidents, and reduce the loss caused by occurrence of accidents.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a top view of a battery pack assembly according to one embodiment of the present utility model;
fig. 2 is a side sectional view of a battery pack assembly according to one embodiment of the present utility model;
FIG. 3 is a schematic diagram of a cell according to one embodiment of the utility model;
fig. 4 is a front cross-sectional view of a battery pack assembly according to one embodiment of the present utility model;
fig. 5 is a front view according to one embodiment of the present utility model.
Reference numerals:
a battery pack assembly 1;
the battery cell 11, the radiating surface 111 and the first explosion-proof valve 112;
riser 12, exhaust passage 121, limiting plate 122;
side beam 13, second explosion proof valve 131.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the related art, thermal runaway of a battery pack causes a series of safety problems, and the battery pack can delay the spreading speed of the thermal runaway by reducing temperature rise and pressure release of exhaust, but the current technical means still have room for improvement.
A battery pack assembly 1 according to an embodiment of the present utility model is described below with reference to fig. 1 to 5.
As shown in fig. 1 to 3, the battery pack assembly 1 according to the present utility model includes a battery cell 11 and a vertical plate 12, a heat radiating surface 111 is formed at the outer circumference of the battery cell 11, and a first explosion-proof valve 112 is formed on the heat radiating surface 111; the vertical plate 12 defines a receiving chamber for receiving the battery cell 11, a cooling flow passage and an exhaust passage 121 are formed in the vertical plate 12 to be spaced apart from each other, the vertical plate 12 is adapted to be in contact with the battery cell 11 and exchange heat with the battery cell 11, and the first explosion-proof valve 112 is communicated with the exhaust passage 121.
In the battery pack assembly 1 of the present utility model, the cooling flow passage and the exhaust passage 121 are formed in the vertical plate 12, and the cooling flow passage and the exhaust passage 121 are spaced apart from each other, that is, the cooling flow passage and the exhaust passage 121 are not communicated. The heat dissipation surface 111 of the battery cell 11 is a surface contacted with the vertical plate 12, the vertical plate 12 is positioned at the side of the battery cell 11 and contacted with the battery cell 11 to exchange heat with the battery cell 11, and the cooling medium flows in the cooling flow channel to take away the heat of the battery cell 11, so that the temperature rise of the battery cell 11 is reduced. Meanwhile, a first explosion-proof valve 112 is formed on the heat dissipation surface 111 of the battery cell 11, and the first explosion-proof valve 112 is opened to discharge gas inside the battery cell 11, so that the pressure inside the battery cell 11 is reduced. The gas exhausted from the battery cell 11 flows in the exhaust channel 121, so that the high-temperature gas and the battery cell 11 can be separated, and the thermoelectric separation is realized, thereby improving the safety performance of the battery pack assembly 1. In addition, the cooling medium in the cooling flow channel can cool the gas in the exhaust channel 121, so that the safety performance of the battery pack assembly 1 is further improved.
Therefore, in the battery pack assembly 1 of the utility model, by arranging the vertical plate 12, the vertical plate 12 can reduce the temperature rise of the battery cell 11, and meanwhile, the gas exhausted from the battery cell 11 can flow in the exhaust channel 121 formed in the vertical plate 12, so that the safety performance of the battery pack assembly 1 is improved, and the spreading speed of thermal runaway is reduced.
According to some embodiments of the present utility model, as shown in fig. 1 to 3, the battery cells 11 are configured in a plurality and are respectively a first battery cell and a second battery cell, the first battery cell and the second battery cell are respectively disposed on both sides of the vertical plate 12 in the thickness direction, and the surfaces of the first battery cell and the second battery cell facing each other are respectively provided with the first explosion-proof valve 112; the vertical plate 12 is formed with a first inlet and a second inlet on both sides in the thickness direction, respectively, the first inlet is opposite to the first explosion-proof valve 112 of the first cell, and the second inlet is opposite to the first explosion-proof valve 112 of the second cell. Through setting up first electric core and second electric core respectively in riser 12 in the both sides of thickness direction, can increase the area of contact between riser 12 and the electric core 11, riser 12 can cool down first electric core and second electric core simultaneously, improves heat exchange efficiency to reduce the temperature rise of battery package subassembly 1, promote the security performance of battery package subassembly 1. The first inlet and the second inlet are openings formed in the riser 12, through which gas can flow into the exhaust passage 121. The first explosion-proof valve 112 of the first cell is opened to allow the gas inside the first cell to flow into the exhaust passage 121 through the first inlet, and the first explosion-proof valve 112 of the second cell is opened to allow the gas inside the second cell to flow into the exhaust passage 121 through the second inlet. Therefore, the exhaust channel 121 in the vertical plate 12 can facilitate the exhaust of the gas from the first battery cell and the second battery cell on two sides of the vertical plate 12, thereby increasing the exhaust efficiency and the pressure release speed of the battery pack assembly 1. In particular, a seal may be provided between the cell 11 and the riser 12 to force the gas exiting the cell 11 to flow into either the first inlet or the second inlet.
According to some embodiments of the present utility model, as shown in fig. 1 to 3, the first battery cells are configured as a plurality of battery cells arranged at intervals in the first direction, and the first inlets are configured as a plurality of battery cells in one-to-one correspondence; the second battery cells are configured in a plurality of the first direction at intervals, and the second inlets are configured in a plurality of the second battery cells in one-to-one correspondence. The space formed between the plurality of cells 11 can absorb expansion caused by the temperature rise of the cells 11. The vertical plate 12 is formed with a plurality of first inlets and a plurality of second inlets, so that the exhaust channel 121 can exhaust the plurality of battery cells 11. The plurality of first electric cores are arranged in the first direction, and the first electric cores are arranged in one-to-one correspondence with the first inlets, and each first electric core can exhaust gas into the exhaust channel 121 through one first inlet; similarly, while the plurality of second electric cores are arranged in the first direction, the second electric cores are arranged in one-to-one correspondence with the second inlets, and each second electric core can exhaust gas into the exhaust channel 121 through one second inlet. Therefore, the gas exhausted by the plurality of battery cells 11 is uniformly conveyed by the exhaust channel 121, so that the temperature of the gas is reduced by the vertical plate 12, and meanwhile, the gas is converged to be convenient for exhausting the gas out of the battery pack assembly 1 together, and the safety performance of the battery pack assembly 1 is improved.
According to some embodiments of the present utility model, as shown in fig. 1, the vertical plates 12 are configured as a plurality of vertical plates spaced apart in the second direction, and the battery cells 11 are disposed between two adjacent vertical plates 12. By configuring the plurality of vertical plates 12 to be disposed at intervals in the second direction, the battery cell 11 can be disposed between two adjacent vertical plates 12, both side surfaces of the battery cell 11 in the width direction are the heat dissipation surfaces 111 and can be respectively in contact with the two vertical plates 12, so that one battery cell 11 can exchange heat with the two vertical plates 12 at the same time, and the heat dissipation efficiency of the battery cell 11 is improved.
According to some embodiments of the present utility model, the first explosion-proof valves 112 are disposed at both sides of the battery cell 11 in the width direction, and each of the first explosion-proof valves 112 communicates with the exhaust passage 121 in the corresponding riser 12. The first explosion-proof valves 112 may be formed on two lateral surfaces of the battery cell 11 in the width direction, and the battery cell 11 may exhaust and release pressure through the two first explosion-proof valves 112, so as to improve pressure release efficiency. One of the two first explosion-proof valves 112 is communicated with the exhaust channel 121 in the vertical plate 12 at one side of the battery cell 11, and the other one of the two first explosion-proof valves 112 is communicated with the exhaust channel 121 in the vertical plate 12 at the other side of the battery cell 11, so that the gas exhausted from the battery cell 11 can flow to the exhaust channels 121 in the vertical plates 12 at two sides respectively, and the reliability of exhaust and pressure relief is improved.
According to some embodiments of the present utility model, as shown in fig. 4, at least one end of the vertical plate 12 is formed with a limiting plate 122, and the limiting plate 122 is orthogonal to the vertical plate 12 and abuts against the bottom wall or the top wall of the battery cell 11. The vertical plate 12 contacts with the side wall of the battery cell 11, and the limiting plate 122 is arranged on the end part of the vertical plate 12, so that the limiting plate 122 can be stopped against the bottom wall or the top wall of the battery cell 11, the contact area between the vertical plate 12 and the battery cell 11 is increased, and the vertical plate 12 and the battery cell 11 can be limited to relatively move in the height direction of the battery cell 11. In addition, the vertical plate 12 may be connected to the housing of the battery pack assembly 1, and the limiting plate 122 may increase the contact area between the vertical plate 12 and the housing, so that the vertical plate 12 is firmly fixed.
According to some embodiments of the present utility model, the battery pack assembly 1 further includes a thermal insulation plate extending in the first direction and disposed between two limiting plates 122 spaced apart in the second direction, the thermal insulation plate covering the top wall and/or the bottom wall of the battery cell 11. Through setting up the heated board, the heated board sets up between two limiting plates 122 that set up at the second direction interval, and two limiting plates 122 can restrict the removal of heated board. The thermal insulation board extends in the first direction and can be simultaneously contacted with a plurality of electric cores 11 which are arranged at intervals in the first direction. The heat preservation board can insulate against heat, and the heat preservation board covers in the roof and/or the diapire of electric core 11 can reduce electric core 11 operating temperature's change, makes electric core 11 can work under different temperatures, reduces the influence of temperature to electric core 11 charge-discharge performance, promotes electric core 11's working property.
According to some embodiments of the present utility model, as shown in fig. 5, the battery pack assembly 1 further includes a side rail 13, the side rail 13 being connected to an end of the at least one vertical plate 12, a second explosion-proof valve 131 being formed on the side rail 13, the second explosion-proof valve 131 being in communication with the at least one vent passage 121. The connection of the vertical plate 12 and the side beam 13 can reduce the risk of moving the vertical plate 12 and improve the reliability. By arranging the second explosion-proof valve 131 on the side beam 13, the gas in the exhaust channel 121 can flow into the side beam 13, and the pressure in the side beam 13 can be increased to open the second explosion-proof valve 131 so as to exhaust the gas in the battery pack assembly 1, thereby reducing the pressure in the battery pack assembly 1 and reducing the spreading speed of thermal runaway. The side sill 13 may be connected to the ends of the plurality of vertical plates 12 at the same time, and the gas in the gas discharge passages 121 in the plurality of vertical plates 12 may be introduced into the side sill 13, so that the second explosion-proof valve 131 may be opened in time to discharge the gas in the plurality of gas discharge passages 121. The second explosion-proof valve 131 may be one or more, and one second explosion-proof valve 131 communicates with at least one exhaust passage 121.
According to some embodiments of the present utility model, a thermal conductive adhesive layer is formed between the riser 12 and the heat dissipation surface 111. Through setting up the heat conduction glue film, electric core 11 can be through heat conduction glue film and riser 12 bonding connection, and is convenient to connect, can improve and connect the reliability height, and simultaneously electric core 11's heat dissipation surface 111 passes through heat conduction glue film and riser 12 contact, can increase electric core 11 and riser 12 between the heat exchange efficiency, is favorable to reducing electric core 11's temperature rise.
The power consumption device according to the present utility model is briefly described below.
The electricity consumption device according to the present utility model includes the battery pack assembly 1 of any one of the above embodiments. Since the electricity using device according to the present utility model includes the battery pack assembly 1 of any one of the above embodiments, the electricity using device according to the present utility model has a low risk of thermal runaway of the battery pack assembly 1 and a low rate of thermal runaway spreading, and can improve the use safety of the electricity using device, reduce the risk of occurrence of accidents, and reduce the loss caused by occurrence of accidents.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.
In the description of the present utility model, "plurality" means two or more.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A battery pack assembly, comprising:
the battery cell comprises a battery cell, wherein a radiating surface is formed on the periphery of the battery cell, and a first explosion-proof valve is formed on the radiating surface;
the vertical plate is used for limiting a containing cavity for containing the battery cell, a cooling flow passage and an exhaust passage which are spaced apart from each other are formed in the vertical plate, the vertical plate is suitable for being in contact with the battery cell and exchanging heat with the battery cell, and the first explosion-proof valve is communicated with the exhaust passage.
2. The battery pack assembly according to claim 1, wherein the cells are configured in a plurality and are respectively a first cell and a second cell, the first cell and the second cell are respectively disposed on both sides of the vertical plate in the thickness direction, and surfaces of the first cell and the second cell facing each other are respectively provided with the first explosion-proof valve;
the vertical plate is provided with a first inlet and a second inlet on two sides in the thickness direction respectively, the first inlet is opposite to the first explosion-proof valve of the first electric core, and the second inlet is opposite to the first explosion-proof valve of the second electric core.
3. The battery pack assembly of claim 2, wherein the first cells are configured as a plurality of cells arranged at intervals in a first direction, and the first inlets are configured as a plurality of cells in one-to-one correspondence with the first cells;
the second electric core is configured to be a plurality of the second electric cores which are arranged at intervals in the first direction, and the second inlets are configured to be a plurality of the second electric cores which are in one-to-one correspondence.
4. The battery pack assembly of claim 1, wherein the stand plates are configured as a plurality of stand plates arranged at intervals in the second direction, and the battery cells are arranged between two adjacent stand plates.
5. The battery pack assembly according to claim 4, wherein the first explosion-proof valves are provided on both sides of the battery cell in the width direction, each of the first explosion-proof valves being in communication with the exhaust passage in the corresponding riser.
6. The battery pack assembly of claim 5, wherein at least one end of the riser is formed with a stop plate that is orthogonal to the riser and that abuts the cell bottom wall or top wall.
7. The battery pack assembly of claim 6, further comprising: the insulation board extends in the first direction and is arranged between the two limiting plates arranged at intervals in the second direction, and the insulation board covers the top wall and/or the bottom wall of the battery cell.
8. The battery pack assembly of claim 1, further comprising: the side beam is connected with at least one end part of the vertical plate, a second explosion-proof valve is formed on the side beam, and the second explosion-proof valve is communicated with at least one exhaust channel.
9. The battery pack assembly of claim 1, wherein a thermally conductive adhesive layer is formed between the riser and the cooling surface.
10. An electrical device comprising the battery pack assembly of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321664562.7U CN220065815U (en) | 2023-06-27 | 2023-06-27 | Battery pack assembly and electricity utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321664562.7U CN220065815U (en) | 2023-06-27 | 2023-06-27 | Battery pack assembly and electricity utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065815U true CN220065815U (en) | 2023-11-21 |
Family
ID=88761265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321664562.7U Active CN220065815U (en) | 2023-06-27 | 2023-06-27 | Battery pack assembly and electricity utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065815U (en) |
-
2023
- 2023-06-27 CN CN202321664562.7U patent/CN220065815U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101326086B1 (en) | Battery Module with Compact Structure and Excellent Heat Radiation Characteristics and Middle or Large-sized Battery Pack Employed with the Same | |
| CN114256497B (en) | Battery pack and vehicle | |
| CN220065815U (en) | Battery pack assembly and electricity utilization device | |
| CN210182507U (en) | Integrated liquid-cooled power battery module | |
| CN219067138U (en) | Battery module | |
| CN218896774U (en) | Battery module liquid cooling plate thermal runaway exhaust flue structure and battery pack | |
| CN217656011U (en) | Battery module | |
| EP4273996A1 (en) | Battery cell and battery module comprising same | |
| CN220065814U (en) | Battery pack assembly and electricity utilization device | |
| CN111384465B (en) | Battery pack | |
| CN220086180U (en) | Battery pack assembly and electricity utilization device | |
| CN219716992U (en) | Battery pack and electric automobile | |
| CN113871746A (en) | Battery and battery module | |
| CN220856679U (en) | Battery cell, battery pack and energy storage equipment | |
| CN220021258U (en) | Battery pack and electricity utilization device | |
| CN220796877U (en) | Liquid cooling battery module | |
| CN221176367U (en) | Battery pack and vehicle | |
| CN220753553U (en) | New forms of energy battery module for electric motor car | |
| CN218919136U (en) | Battery pack case, battery pack and vehicle | |
| CN219591490U (en) | Battery pack | |
| CN219321462U (en) | Vacuum heat-insulating battery module and mobile carrier | |
| CN219066940U (en) | Battery shell and battery thereof | |
| CN221009041U (en) | Heat exchange system for battery pack and battery pack | |
| CN218431416U (en) | Frame and vehicle | |
| CN220652235U (en) | Battery pack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |