CN212571121U - Battery box and power battery - Google Patents
Battery box and power battery Download PDFInfo
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- CN212571121U CN212571121U CN202021386821.0U CN202021386821U CN212571121U CN 212571121 U CN212571121 U CN 212571121U CN 202021386821 U CN202021386821 U CN 202021386821U CN 212571121 U CN212571121 U CN 212571121U
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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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Abstract
The utility model relates to a power battery technical field provides a battery box and power battery, above-mentioned power battery includes the box, the liquid cooling board, feed liquor pipe and drain pipe, the liquid cooling board is equipped with liquid inlet joint and goes out liquid joint, the liquid cooling board sets up in the box, feed liquor pipe and drain pipe all set up outside the box, liquid inlet joint is linked together with the feed liquor pipe after passing the box, liquid joint is linked together with the drain pipe after passing the box, above-mentioned battery box arranges the box in through the hookup location with liquid cooling board and feed liquor pipe and drain pipe outward, can avoid the coolant liquid seepage to inside the box, thereby effectively prevent power battery short circuit, improve power battery's work safety performance.
Description
Technical Field
The utility model relates to a power battery technical field especially provides a battery box and power battery.
Background
With the development of new energy industry, electric vehicles are gradually popularized, and the power battery is used as a core component of the electric vehicle, so that the popularization and application of the electric vehicle are directly influenced by the working safety performance of the power battery.
At present, a liquid cooling plate and a liquid guide pipe are usually arranged in a power battery, and the liquid cooling plate is communicated with the liquid guide pipe through a joint to form a circulating cooling pipeline so as to dissipate heat of each battery module in the power battery. However, power battery is in the course of the work, and the coolant liquid is outwards leaked from the joint position easily, and when the coolant liquid contacted power battery inner line or each battery module, the holding caused the power battery short circuit to burn out, more can take place the detonation accident when serious, and it is visible, traditional power battery's work security performance is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery box and power battery aims at solving the relatively poor technical problem of current power battery's work security performance.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions: the utility model provides a battery box, includes box, liquid cooling board, feed liquor pipe and drain pipe, and the liquid cooling board is equipped with liquid inlet joint and goes out the liquid joint, and the liquid cooling board sets up in the box, and feed liquor pipe and drain pipe all set up outside the box, and the feed liquor connects to be linked together with the feed liquor pipe after passing the box, and it connects to be linked together with the drain pipe to go out the liquid after passing the box.
The embodiment of the utility model provides a battery box has following beneficial effect at least: the liquid cooling plate is arranged in the box body, the liquid inlet pipe and the liquid outlet pipe are arranged outside the box body, meanwhile, the liquid cooling plate is communicated with the liquid inlet pipe after penetrating through the box body through the liquid inlet connector, and is communicated with the liquid outlet pipe after penetrating through the box body through the liquid outlet connector, so that the liquid cooling plate and the liquid inlet pipe and the liquid outlet pipe are arranged outside the box body, the cooling liquid can be prevented from leaking to the inside of the box body, the short circuit of the power battery is effectively prevented, and the working safety performance of the power battery is improved.
In one embodiment, the box body comprises a bottom plate with an upper plate surface and a lower plate surface, the liquid cooling plate is installed on the upper plate surface of the bottom plate, the liquid inlet pipe and the liquid outlet pipe are both installed on the lower plate surface of the bottom plate, the liquid inlet connector penetrates through the bottom plate and then is communicated with the liquid inlet pipe, and the liquid outlet connector penetrates through the bottom plate and then is communicated with the liquid outlet pipe.
Through adopting above-mentioned technical scheme, the liquid cooling board is located the top of feed liquor pipe and drain pipe, even the coolant liquid seepage takes place for the junction of feed liquor joint and feed liquor pipe or the junction of going out liquid joint and drain pipe, the coolant liquid can not flow into in the box yet to prevent power battery emergence short circuit condition more effectively, ensure power battery's operational safety performance.
In one embodiment, the bottom plate is provided with a first through hole and a second through hole, the liquid inlet joint penetrates through the first through hole and then is communicated with the liquid inlet pipe, and the liquid outlet joint penetrates through the second through hole and then is communicated with the liquid outlet pipe.
Through adopting above-mentioned technical scheme, effectively improve the convenience of the equipment production of battery box, and then improve the production efficiency of battery box.
In one embodiment, the outer wall of the liquid inlet joint is hermetically connected with the wall of the first through hole, and/or the outer wall of the liquid outlet joint is hermetically connected with the wall of the second through hole.
Through adopting above-mentioned technical scheme, can effectively the separation coolant liquid flow in inside the box to prevent that power battery from taking place the short circuit condition, ensure power battery's operational safety performance.
In one embodiment, a first sealing element is arranged between the outer wall of the liquid inlet joint and the wall of the first through hole, and/or a second sealing element is arranged between the outer wall of the liquid outlet joint and the wall of the second through hole.
Through adopting above-mentioned technical scheme, even the condition that the coolant liquid seepage took place for the junction of feed liquor joint and feed liquor pipe or the junction of going out liquid joint and drain pipe, first sealing member and second sealing member also can effectively the separation coolant liquid flow in inside the box to prevent that power battery from taking place the short circuit condition, ensure power battery's work security performance.
In one embodiment, the liquid inlet pipe is provided with a first connecting hole, and the outer wall of the liquid inlet joint is hermetically connected with the hole wall of the first connecting hole; the liquid outlet pipe is provided with a second connecting hole, and the outer wall of the liquid outlet joint is hermetically connected with the hole wall of the second connecting hole.
By adopting the technical scheme, the situation that the coolant leaks at the joint of the liquid inlet joint and the liquid inlet pipe and the joint of the liquid outlet joint and the liquid outlet pipe is effectively prevented, and the working safety performance of the power battery is further improved.
In one embodiment, the liquid inlet pipe is provided with a first operation port arranged opposite to the first connecting hole, and the liquid inlet pipe is provided with a first sealing cover for sealing the first operation port; and/or the liquid outlet pipe is provided with a second operation opening opposite to the second connecting hole, and the liquid outlet pipe is provided with a second sealing cover for sealing the second operation opening.
By adopting the technical scheme, the connection operation between the liquid inlet joint and the liquid inlet pipe and between the liquid outlet joint and the liquid outlet pipe is convenient, the production flow of the battery box is effectively simplified, and the production efficiency is improved.
In one embodiment, the liquid inlet pipe and the liquid outlet pipe are both flat.
Through adopting above-mentioned technical scheme, effectively fall the height of battery box, reduce the volume of battery box.
In one embodiment, a heat preservation piece is arranged between the liquid cooling plate and the box body.
By adopting the technical scheme, the power battery can rapidly reach the proper working temperature and maintain the working temperature in the proper interval even under the low-temperature environment, so that the power battery is ensured to have good working performance under the low-temperature environment.
In order to achieve the above object, the utility model also provides a power battery, including a plurality of battery modules and above-mentioned battery box, each battery module all holds in the battery box to, the equal butt of each battery module in the liquid cooling board of battery box.
Since the power battery adopts all the embodiments of the battery box, at least all the advantages of the embodiments are achieved, and detailed description is omitted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a power battery according to an embodiment of the present invention;
FIG. 2 is an exploded view of a battery box in the power cell of FIG. 1;
FIG. 3 is a schematic view of the construction of a liquid cooling plate in the battery case shown in FIG. 2;
FIG. 4 is an exploded view of the inlet tube in the battery box of FIG. 2;
FIG. 5 is an exploded view of the drain tube in the battery case of FIG. 2;
fig. 6 is a front view of a power battery according to another embodiment of the present invention;
FIG. 7 is a cross-sectional view taken along line A-A of the power cell of FIG. 6;
fig. 8 is an enlarged schematic view of a portion a of the power battery shown in fig. 7;
FIG. 9 is a cross-sectional view taken along line B-B of the power cell of FIG. 6;
fig. 10 is an enlarged schematic diagram of a portion B of the power battery shown in fig. 9.
Wherein, in the figures, the respective reference numerals:
10. the battery box, 11, the box, 111, the bottom plate, 1111, first through hole, 1112, the second through hole, 112, the crossbeam, 113, the unit chamber, 12, the liquid cooling board, 121, the liquid inlet joint, 122, go out the liquid joint, 13, the feed liquor pipe, 131, first connecting hole, 132, first operation mouth, 133, first closing cap, 14, the drain pipe, 141, the second connecting hole, 142, the second operation mouth, 143, the second closing cap, 15, first sealing member, 151, first banding, 16, the second sealing member, 161, the second banding, 20, the battery module.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example one
Referring to fig. 1, a power battery includes a plurality of battery modules 20 and the battery box 10, wherein each battery module 20 is accommodated in the battery box 10.
Referring to fig. 1 to 5, a battery box 10 includes a box body 11, a liquid cooling plate 12, a liquid inlet pipe 13 and a liquid outlet pipe 14, wherein the liquid cooling plate 12 is provided with a liquid inlet joint 121 and a liquid outlet joint 122, the liquid cooling plate 12 is disposed in the box body 11, the liquid inlet pipe 13 and the liquid outlet pipe 14 are both disposed outside the box body 11, the liquid inlet joint 121 penetrates through the box body 11 and then communicates with the liquid inlet pipe 13, and the liquid outlet joint 122 penetrates through the box body 11 and then communicates with the liquid outlet pipe 14.
Above-mentioned battery box 10 is through setting up liquid cooling plate 12 in box 11 and all setting up feed liquor pipe 13 and drain pipe 14 outside box 11, and simultaneously, liquid cooling plate 12 is linked together with feed liquor pipe 13 after passing box 11 through liquid inlet joint 121 and is linked together with drain pipe 14 after passing box 11 through liquid outlet joint 122, makes liquid cooling plate 12 arrange box 11 in outward with feed liquor pipe 13 and drain pipe 14's hookup location, can avoid the coolant liquid seepage to inside box 11 to effectively prevent power battery short circuit, improve power battery's work security performance.
Specifically, as shown in fig. 1 to fig. 3, a plurality of beams 112 are arranged in parallel in the box 11, each beam 112 partitions the inside of the box 11 to form a plurality of unit cavities 113, a plurality of liquid cooling plates 12 are provided, the liquid inlet joints 121 of each liquid cooling plate 12 penetrate through the box 11 and are communicated with the liquid inlet pipe 13, the liquid outlet joints 122 of each liquid cooling plate 12 penetrate through the box 11 and are communicated with the liquid outlet pipe 14, a plurality of battery modules 20 are arranged to form a multi-row structure, each liquid cooling plate 12 is arranged in a corresponding unit cavity 113, and each row of battery modules 20 is arranged on a corresponding liquid cooling plate 12.
In the present embodiment, please refer to fig. 1 to 3, the box 11 includes a bottom plate 111 having an upper plate surface and a lower plate surface, the liquid cooling plate 12 is installed on the upper plate surface of the bottom plate 111, the liquid inlet pipe 13 and the liquid outlet pipe 14 are both installed on the lower plate surface of the bottom plate 111, the liquid inlet joint 121 penetrates through the bottom plate 111 and is communicated with the liquid inlet pipe 13, and the liquid outlet joint 122 penetrates through the bottom plate 111 and is communicated with the liquid outlet pipe 14. Through installing liquid-cooled plate 12 in the last face of bottom plate 111 and all installing feed liquor pipe 13 and drain pipe 14 in the lower face of bottom plate 111, make liquid-cooled plate 12 be located the top of feed liquor pipe 13 and drain pipe 14, even the coolant seepage takes place for the junction of feed liquor joint 121 and feed liquor pipe 13 or the junction of drain joint 122 and drain pipe 14, the coolant liquid can not flow into in the box 11 to prevent the power battery more effectively and take place the short-circuit condition, ensure power battery's work safety performance.
Specifically, as shown in fig. 1 to fig. 3, the bottom plate 111 is provided with a first through hole 1111 and a second through hole 1112, the liquid inlet joint 121 passes through the first through hole 1111 and then communicates with the liquid inlet pipe 13, and the liquid outlet joint 122 passes through the second through hole 1112 and then communicates with the liquid outlet pipe 14. During assembly, the liquid cooling plate 12 is placed on the bottom plate 111, the liquid inlet joint 121 of the liquid cooling plate 12 is inserted into the first through hole 1111 and the liquid outlet joint 122 of the liquid cooling plate 12 is inserted into the second through hole 1112, the liquid inlet joint 121 penetrates through the first through hole 1111 and then is communicated with the liquid inlet pipe 13, the liquid outlet joint 122 penetrates through the second through hole 1112 and then is communicated with the liquid outlet pipe 14, convenience in assembly and production of the battery box 10 is effectively improved, and therefore production efficiency of the battery box 10 is improved.
Specifically, the outer wall of the liquid inlet joint 121 is hermetically connected with the hole wall of the first through hole 1111, and/or the outer wall of the liquid outlet joint 122 is hermetically connected with the hole wall of the second through hole 1112. The sealing connection may be performed in various manners, such as welding, bonding, etc., and is not limited herein. Through adopting above-mentioned technical scheme, can effectively obstruct the coolant liquid and flow into inside 11 boxes to prevent that power battery from taking place the short circuit condition, ensure power battery's operational safety ability.
In the present embodiment, please refer to fig. 1 to fig. 5, the liquid inlet pipe 13 is provided with a first connection hole 131, and an outer wall of the liquid inlet joint 121 is hermetically connected to a hole wall of the first connection hole 131; the liquid outlet pipe 14 is provided with a second connecting hole 141, and the outer wall of the liquid outlet joint 122 is hermetically connected with the hole wall of the second connecting hole 141. The sealing connection may be performed in various manners, such as welding, bonding, etc., and is not limited herein. By adopting the technical scheme, the situation that the coolant leaks from the joint of the liquid inlet joint 121 and the liquid inlet pipe 13 and the joint of the liquid outlet joint 122 and the liquid outlet pipe 14 is effectively prevented, and the working safety performance of the power battery is further improved.
Specifically, the liquid inlet pipe 13 is provided with a first operation port 132 disposed opposite to the first connection hole 131, and the liquid inlet pipe 13 is provided with a first cover 133 for blocking the first operation port 132; and/or the liquid outlet pipe 14 is provided with a second operation port 142 opposite to the second connection hole 141, and the liquid outlet pipe 14 is provided with a second cover 143 for closing the second operation port 142. During assembly, the liquid inlet joint 121 is inserted into the first connecting hole 131, the liquid outlet joint 122 is inserted into the second connecting hole 141, the outer wall of the liquid inlet joint 121 is hermetically connected with the hole wall of the first connecting hole 131 through the first operation port 132, the outer wall of the liquid outlet joint 122 is hermetically connected with the hole wall of the second connecting hole 141 through the second operation port 142, and finally the first operation port 132 of the liquid inlet pipe 13 and the second operation port 142 of the liquid outlet pipe 14 are respectively sealed and blocked by the first sealing cover 133 and the second sealing cover 143.
Specifically, the first cover 133 and the second cover 143 are both metal covers, and the first cover 133 is welded to an edge position of the first operation port 132 of the liquid inlet pipe 13 to close the first operation port 132; the second cover 143 is welded to an edge of the second operation port 142 of the liquid outlet pipe 14 to close the second operation port 142;
alternatively, the first sealing cover 133 and the second sealing cover 143 are both flexible covers, such as rubber covers, silica gel covers, and the like, and the first sealing cover 133 is arranged in the first operation opening 132 to seal the first operation opening 132; the second cover 143 covers the second operation opening 142 to close the second operation opening 142.
In the present embodiment, please refer to fig. 1, fig. 2, fig. 4 and fig. 5, the liquid inlet pipe 13 and the liquid outlet pipe 14 are both flat. By adopting the technical scheme, the height of the battery box 10 is effectively reduced, and the volume of the battery box 10 is reduced.
In the embodiment, a heat insulating member (not shown) is provided between the liquid cooling plate 12 and the case 11. Through being equipped with the heat preservation piece between liquid cooling plate 12 and box 11, even power battery also can reach suitable operating temperature rapidly and maintain operating temperature in suitable interval under low temperature environment to guarantee that power battery has good working property under low temperature environment.
It should be noted that the type of the heat-insulating member is various, such as a heat-insulating cotton pad, a heat-insulating rubber pad, etc., and is not limited herein.
Example two
The difference between this embodiment and the first embodiment is: a sealing structure between the liquid inlet joint 121 and the bottom plate 111 and a sealing structure between the liquid outlet joint 122 and the bottom plate 111.
In this embodiment, please refer to fig. 6 to 10, a first sealing element 15 is disposed between an outer wall of the liquid inlet joint 121 and a hole wall of the first through hole 1111, and/or a second sealing element 16 is disposed between an outer wall of the liquid outlet joint 122 and a hole wall of the second through hole 1112.
Specifically, the first sealing element 15 and the second sealing element 16 are flexible sleeves, such as rubber sleeves, silicone sleeves, and the like, when assembling, the first sealing element 15 is sleeved in the liquid inlet joint 121, the second sealing element 16 is sleeved in the liquid outlet joint 122, then the liquid inlet joint 121 and the first sealing element 15 are inserted into the first through hole 1111, and the liquid outlet joint 122 and the second sealing element 16 are inserted into the second through hole 1112, so that the first sealing element 15 is tightly pressed between the outer wall of the liquid inlet joint 121 and the hole wall of the first through hole 1111, and the second sealing element 16 is tightly pressed between the outer wall of the liquid outlet joint 122 and the hole wall of the second through hole 1112, thereby playing an effective sealing role, even if the coolant leaks at the connection between the liquid inlet joint 121 and the liquid inlet pipe 13 or at the connection between the liquid outlet joint 122 and the liquid outlet pipe 14, the first sealing element 15 and the second sealing element 16 can effectively block the coolant from flowing into the inside of the box 11, therefore, the short circuit condition of the power battery is prevented, and the working safety performance of the power battery is ensured.
Specifically, referring to fig. 6 to 10, a first sealing edge 151 is disposed at one end of the first sealing element 15 close to the liquid cooling plate 12, and the first sealing edge 151 abuts against an edge of the first through hole 1111; one end of the second sealing element 16 close to the liquid cooling plate 12 is provided with a second sealing edge 161, and the second sealing edge 161 abuts against the edge of the second through hole 1112, so as to further improve the sealing effect.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a battery box, includes box, liquid cooling board, feed liquor pipe and drain pipe, the liquid cooling board is equipped with liquid inlet joint and goes out liquid joint, its characterized in that: the liquid cooling plate set up in the box, the feed liquor pipe with the drain pipe all set up in outside the box, liquid inlet joint passes behind the box with the feed liquor pipe is linked together, liquid outlet joint passes behind the box with the drain pipe is linked together.
2. The battery box according to claim 1, characterized in that: the box is including having the bottom plate of last face and lower face, the liquid cooling board install in the bottom plate go up the face, the feed liquor pipe with the drain pipe all install in the bottom plate face down, the liquid inlet joint pass behind the bottom plate with the feed liquor pipe is linked together, the liquid outlet joint pass behind the bottom plate with the drain pipe is linked together.
3. The battery box according to claim 2, characterized in that: the bottom plate is provided with a first through hole and a second through hole, the liquid inlet joint penetrates through the first through hole and then is communicated with the liquid inlet pipe, and the liquid outlet joint penetrates through the second through hole and then is communicated with the liquid outlet pipe.
4. The battery box according to claim 3, characterized in that: the outer wall of the liquid inlet joint is in sealing connection with the hole wall of the first through hole, and/or the outer wall of the liquid outlet joint is in sealing connection with the hole wall of the second through hole.
5. The battery box according to claim 3, characterized in that: and a first sealing element is arranged between the outer wall of the liquid inlet joint and the hole wall of the first through hole, and/or a second sealing element is arranged between the outer wall of the liquid outlet joint and the hole wall of the second through hole.
6. The battery box according to claim 1, characterized in that: the liquid inlet pipe is provided with a first connecting hole, and the outer wall of the liquid inlet joint is hermetically connected with the hole wall of the first connecting hole; the liquid outlet pipe is provided with a second connecting hole, and the outer wall of the liquid outlet joint is connected with the hole wall of the second connecting hole in a sealing mode.
7. The battery box according to claim 6, characterized in that: the liquid inlet pipe is provided with a first operation opening opposite to the first connecting hole, and the liquid inlet pipe is provided with a first sealing cover for sealing the first operation opening; and/or the liquid outlet pipe is provided with a second operation opening opposite to the second connecting hole, and the liquid outlet pipe is provided with a second sealing cover for sealing the second operation opening.
8. The battery box according to any one of claims 1 to 7, characterized in that: the liquid inlet pipe and the liquid outlet pipe are both of flat structures.
9. The battery box according to any one of claims 1 to 7, characterized in that: and a heat preservation piece is arranged between the liquid cooling plate and the box body.
10. A power battery, characterized by: the battery box comprises a plurality of battery modules and the battery box as claimed in any one of claims 1 to 9, wherein each battery module is accommodated in the battery box, and each battery module abuts against a liquid cooling plate of the battery box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386821.0U CN212571121U (en) | 2020-07-14 | 2020-07-14 | Battery box and power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386821.0U CN212571121U (en) | 2020-07-14 | 2020-07-14 | Battery box and power battery |
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| Publication Number | Publication Date |
|---|---|
| CN212571121U true CN212571121U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021386821.0U Active CN212571121U (en) | 2020-07-14 | 2020-07-14 | Battery box and power battery |
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| CN (1) | CN212571121U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201887A (en) * | 2020-09-09 | 2021-01-08 | 东风汽车集团有限公司 | External battery package cooling system of liquid cooling pipeline |
| WO2024104072A1 (en) * | 2022-11-17 | 2024-05-23 | 湖北亿纬动力有限公司 | Battery pack |
-
2020
- 2020-07-14 CN CN202021386821.0U patent/CN212571121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201887A (en) * | 2020-09-09 | 2021-01-08 | 东风汽车集团有限公司 | External battery package cooling system of liquid cooling pipeline |
| WO2024104072A1 (en) * | 2022-11-17 | 2024-05-23 | 湖北亿纬动力有限公司 | Battery pack |
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