CN218677244U - Power battery integrated with soft package battery core and electric vehicle - Google Patents
Power battery integrated with soft package battery core and electric vehicle Download PDFInfo
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- CN218677244U CN218677244U CN202223298553.9U CN202223298553U CN218677244U CN 218677244 U CN218677244 U CN 218677244U CN 202223298553 U CN202223298553 U CN 202223298553U CN 218677244 U CN218677244 U CN 218677244U
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- 229920000642 polymer Polymers 0.000 claims abstract description 10
- 229920001296 polysiloxane Polymers 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000010354 integration Effects 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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 embodiment of the application provides a power battery and electric vehicle of integrated laminate polymer battery core, relates to power battery technical field. The soft-package battery core assembly in the power battery comprises a plurality of soft-package battery cells, wherein the soft-package battery cells are sequentially stacked and arranged along the thickness direction, positive pole lugs and negative pole lugs of the soft-package battery cells are sequentially connected in series, and the length direction is vertical to the thickness direction; the soft package battery core assembly is fixedly arranged in the battery shell; the end cover assembly comprises an anode end cover and a cathode end cover, the anode end cover and the cathode end cover are respectively installed at two ends of the soft-package battery core assembly along the length direction, two sides of the soft-package battery cores are respectively a first soft-package battery core and a second soft-package battery core, the anode end cover is connected with an anode tab of the first soft-package battery core, and the cathode end cover is connected with a cathode tab of the second soft-package battery core. The power battery is beneficial to the integration of the whole power battery pack, and the assembly effect of the whole power battery pack can be improved.
Description
Technical Field
The application relates to the technical field of power batteries, in particular to a power battery integrated with a soft package battery core and an electric vehicle.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. One of the new energy vehicles adopts a power battery, and the key of the power of the new energy vehicle is the electric quantity of the power battery. The space of the battery pack can be made of earth and gold, and a battery manufacturer and a host computer manufacturer desire to assemble batteries with more electric quantity in limited space.
In the prior art, a single common power battery is only 3.1V-3.7V generally, and with the development of the 800V power battery pack technology, more than 200 batteries are used according to the law of series voltage division. The number of batteries is too large and is a challenge for pack integration.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide a power battery and electric vehicle of integrated laminate polymer battery core, do benefit to the integration of the whole package of power battery, can realize improving the assembly effect of the whole package of power battery.
In a first aspect, an embodiment of the application provides a power battery integrated with a soft package battery cell, which includes a soft package battery core assembly, a battery shell and an end cover assembly;
the soft-packaged battery core assembly comprises a plurality of soft-packaged battery cores, wherein a positive electrode tab and a negative electrode tab are respectively arranged at two ends of each soft-packaged battery core along the length direction, the soft-packaged battery cores are sequentially stacked and arranged along the thickness direction, the positive electrode tabs and the negative electrode tabs of the soft-packaged battery cores are sequentially connected in series, and the length direction is perpendicular to the thickness direction;
the soft package battery core assembly is fixedly arranged in the battery shell;
the end cover assembly comprises an anode end cover and a cathode end cover, the anode end cover and the cathode end cover are respectively installed at two ends of the soft-package battery core assembly along the length direction, two sides of the soft-package battery cores are respectively a first soft-package battery core and a second soft-package battery core, the anode end cover is connected with an anode tab of the first soft-package battery core, and the cathode end cover is connected with a cathode tab of the second soft-package battery core.
In the implementation process, the power battery integrating the soft package battery cells is characterized in that the soft package battery cells are sequentially arranged along the thickness direction, the length is kept unchanged, and the thickness of the battery is only increased when a plurality of soft package battery cells are integrated into a whole battery cell group; therefore, the stress of each soft package battery cell is continuous in the length direction of the power battery, the strength and the rigidity of the whole battery are improved, and the integration of the power battery is facilitated; therefore, the voltages of the common battery cells with different multiples can be realized through more side-by-side soft package battery cells to form a high-voltage battery; therefore, the power battery of the integrated soft package battery core is beneficial to the integration of the whole power battery package, and the assembly effect of the whole power battery package can be improved.
Further, power battery still includes first silica gel piece, first silica gel piece set up in battery case with between the first laminate polymer core.
In the implementation process, soft contact is achieved between the first soft package battery cell and the battery shell by arranging the first silica gel sheet, so that the first soft package battery cell is protected.
Further, power battery still includes the second silica gel piece, the second silica gel piece set up in battery case with between the soft packet of electricity core of second.
In the implementation process, soft contact is achieved between the second soft package battery cell and the battery shell by arranging the second silica gel sheet, so that the second soft package battery cell is protected.
Further, the direction of placing of soft-packaged electrical core is with adjacent the opposite direction of placing of soft-packaged electrical core, soft-packaged electrical core and adjacent soft-packaged electrical core end to end is connected.
In the implementation process, two adjacent soft-package battery cells are placed in opposite directions, so that a positive electrode tab and a negative electrode tab of the two adjacent soft-package battery cells are conveniently connected, and the two soft-package battery cells are connected in series; thereby, a plurality of soft-packaged electrical core are placed through the aforesaid, can conveniently realize the series connection of a plurality of soft-packaged electrical core.
Further, the power battery further comprises an insulating buckle, and the battery cell tabs of the two adjacent soft package battery cells are connected through the insulating buckle.
In the implementation process, the electric core tabs which are connected end to end of the two adjacent soft-package electric cores are covered by the insulating buckles, so that the short circuit of the soft-package electric cores can be prevented, and the connection safety of the electric cores is improved.
Further, the power battery further comprises explosion-proof valves, and the explosion-proof valves are arranged at two ends of the battery shell.
In the implementation process, the explosion-proof valve can be used as a pressure relief device of the soft package battery core assembly, and the safety of the whole power battery is improved.
Further, the power battery further comprises a flanging mechanism, and the flanging mechanism is arranged at two ends of the battery shell.
In the implementation process, the flanging mechanisms are arranged at the two ends of the battery shell, so that the battery shell can be used for supporting the liquid cooling plate.
Further, the length of the soft package battery core is larger than 590mm.
Further, the battery shell is a square battery shell.
In a second aspect, the present application provides an electric vehicle, including the power battery integrated with a flexible package cell according to any one of the first aspect.
Additional features and advantages of the disclosure will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the above-described techniques.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a soft-package battery cell provided in an embodiment of the present application;
fig. 2 is an exploded view of a power battery integrated with a soft package battery cell provided in an embodiment of the present application;
fig. 3 is a first part of an explosion structure diagram of a power battery integrated with a soft package battery cell provided in an embodiment of the present application;
fig. 4 is an exploded view of a second part of a power battery integrated with a soft package battery cell provided in an embodiment of the present application;
fig. 5 is a schematic structural diagram of a soft-package battery core assembly provided in an embodiment of the present application;
fig. 6 is a first partial structural view of a soft-package battery core assembly provided in an embodiment of the present application;
fig. 7 is a second partial structure diagram of a soft-package battery core assembly provided in an embodiment of the present application;
fig. 8 is another exploded structure diagram of a power battery integrated with a soft package battery cell provided in an embodiment of the present application;
fig. 9 is a schematic structural diagram of a power battery integrated with a soft package battery cell provided in an embodiment of the present application.
Icon: a soft-packed cell core assembly 100; a soft-packed cell 110; a first soft-packed cell 101; a second soft-pack cell 102; a positive electrode tab 111; a negative electrode tab 112; a battery case 200; an end cap assembly 300; a positive end cap 310; a negative end cap 320; a first silicone sheet 410; a second silicone sheet 420; an insulating fastener 500; the explosion proof valve 600.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.
The embodiment of the application provides a power battery integrated with a soft package battery core and an electric vehicle, which can be applied to the whole package integration process of the power battery, such as the occasions of power batteries/energy storage batteries and the like of new energy vehicles; according to the power battery integrating the soft package battery cells, the soft package battery cells are sequentially arranged along the thickness direction, the length is kept unchanged, and the thickness of the battery is only increased when a plurality of soft package battery cells are integrated into a whole battery cell group; therefore, the stress of each soft package battery cell is continuous in the length direction of the power battery, the strength and the rigidity of the whole battery are improved, and the integration of the power battery is facilitated; therefore, the voltages of the common battery cells with different multiples can be realized through more side-by-side soft package battery cells to form a high-voltage battery; therefore, the power battery of the integrated soft package battery core is beneficial to the integration of the whole power battery package, and the assembly effect of the whole power battery package can be improved.
Referring to fig. 1 to 7, fig. 1 is a schematic structural diagram of a flexible package cell provided in an embodiment of the present application, fig. 2 is an explosive structural diagram of a power battery of an integrated flexible package cell provided in the embodiment of the present application, fig. 3 is an explosive structural diagram of a first part of the power battery of the integrated flexible package cell provided in the embodiment of the present application, fig. 4 is an explosive structural diagram of a second part of the power battery of the integrated flexible package cell provided in the embodiment of the present application, fig. 5 is a schematic structural diagram of a flexible package cell assembly provided in the embodiment of the present application, fig. 6 is a structural diagram of a first part of the flexible package cell assembly provided in the embodiment of the present application, and fig. 7 is a structural diagram of a second part of the flexible package cell assembly provided in the embodiment of the present application; among them, fig. 3 corresponds to a portion a in fig. 2, fig. 4 corresponds to a portion B in fig. 2, fig. 6 corresponds to a portion C in fig. 5, and fig. 7 corresponds to a portion D in fig. 5.
Illustratively, the integrated pouch cell power battery includes a pouch cell assembly 100, a battery case 200, and an end cap assembly 300.
Exemplarily, soft-packaged electrical core subassembly 100 includes a plurality of soft-packaged electrical core 110, and every soft-packaged electrical core 110 is provided with anodal utmost point ear 111 and negative pole utmost point ear 112 respectively along length direction's both ends, and a plurality of soft-packaged electrical core 110 stack the range in proper order along thickness direction, and anodal utmost point ear 111 of a plurality of soft-packaged electrical core 110, negative pole utmost point ear 112 establish ties in proper order, and length direction is perpendicular with thickness direction.
Exemplarily, this application embodiment explains with 3 soft-packaged cell 110 stacks as an example, stacks 3 soft-packaged cell 110, and the negative pole utmost point ear of first soft-packaged cell 110 links to each other with the positive pole utmost point ear of second soft-packaged cell 110, and the negative pole utmost point ear of second soft-packaged cell 110 links to each other with the positive pole utmost point ear of third soft-packaged cell 110, and 3 soft-packaged cell 110 forms the series connection form promptly, and soft-packaged cell group spare 100 after establishing ties like this has 3 times more than ordinary soft-packaged cell 110's voltage.
It should be noted that, the power battery of integrated laminate polymer battery core that this application provided, wherein laminate polymer battery core 110's quantity can carry out arbitrary setting as required, is not limited to 3 laminate polymer battery cores 110.
Illustratively, pouch cell assembly 100 is fixedly mounted within battery housing 200.
Exemplarily, the end cover assembly 300 includes the positive end cover 310 and the negative end cover 320, and the positive end cover 310, the negative end cover 320 are installed respectively at the both ends of soft-package battery core assembly 100 along length direction, and the both sides that a plurality of soft-package battery cells 110 were arranged are first soft-package battery cell 101, the soft-package battery cell 102 of second respectively, and the positive end cover 310 is connected with the positive pole utmost point ear of first soft-package battery cell 101, and the negative end cover 320 is connected with the negative pole utmost point ear of the soft-package battery cell 102 of second.
Illustratively, a positive electrode tab of the first pouch cell 101 is connected with the positive end cap 310, and a negative electrode tab of the second pouch cell 102 is connected with the negative end cap 320, so that the plurality of pouch cells 110 connected in series are output to the outside as a whole battery, a positive electrode of the battery corresponds to the positive end cap 310, and a negative electrode of the battery corresponds to the negative end cap 320.
Illustratively, the flexible package cells 110 are sequentially arranged along the thickness direction, and the length of the power battery is kept unchanged, so that the thickness of the power battery is only increased when a plurality of flexible package cells 110 are integrated into a whole battery pack; therefore, the stress of each soft package battery cell 110 in the length direction of the power battery is continuous, so that the strength and the rigidity of the whole battery are increased, and the integration of the power battery is facilitated; therefore, the voltages of the common battery cells with different multiples can be realized through more side-by-side soft package battery cells 110, and a high-voltage battery is formed; therefore, the power battery of the integrated soft package battery core is beneficial to the integration of the whole power battery package, and the assembly effect of the whole power battery package can be improved.
Exemplarily, the power battery further includes a first silicone sheet 410, and the first silicone sheet 410 is disposed between the battery case 200 and the first pouch cell 101.
Illustratively, soft contact is realized between the first pouch cell 101 and the battery case 200 by providing the first silicone sheet 410, so as to protect the first pouch cell 101.
Illustratively, the power battery further includes a second silicone sheet 420, and the second silicone sheet 420 is disposed between the battery case 200 and the second pouch cell 102.
Illustratively, the second silicone sheet 420 is provided to realize soft contact between the second pouch cell 102 and the battery case 200, so as to protect the second pouch cell 102.
Exemplarily, the placing direction of the soft-package battery cell 110 is opposite to the placing direction of the adjacent soft-package battery cell 110, and the soft-package battery cell 110 is connected with the adjacent soft-package battery cell 110 end to end.
Exemplarily, two adjacent soft-package battery cells 110 are placed in opposite directions, so that a positive electrode tab and a negative electrode tab of the two adjacent soft-package battery cells 110 are conveniently connected, and the two soft-package battery cells 110 are connected in series; therefore, the plurality of soft package battery cells 110 are placed through the above arrangement, and the series connection of the plurality of soft package battery cells 110 can be conveniently realized.
Exemplarily, the power battery further includes an insulating buckle 500, and the cell tabs of two adjacent soft-package cells 110 are connected by the insulating buckle 500.
Exemplarily, the battery tab connected end to end of two adjacent soft-packaged battery cells 110 is covered by the insulating buckle 500, so that the short circuit of the soft-packaged battery cells 110 can be prevented, and the connection safety of the battery cells is improved.
Referring to fig. 8 and fig. 9, fig. 8 is another exploded structure diagram of the power battery integrated with a flexible package battery provided in the embodiment of the present application, and fig. 9 is a schematic structural diagram of the power battery integrated with a flexible package battery provided in the embodiment of the present application.
Illustratively, the power battery further includes explosion-proof valves 600, and the explosion-proof valves 600 are disposed at both ends of the battery case 200.
Illustratively, the explosion-proof valve 600 can be used as a pressure relief device of the soft-package battery core assembly 100, so that the safety of the whole power battery is improved.
Illustratively, the power battery further comprises a flanging mechanism, and the flanging mechanism is arranged at two ends of the battery shell 200.
For example, the battery housing 200 may be used to support a liquid cooling plate by providing a flanging mechanism at both ends.
Illustratively, the length of the flexible pouch cell 110 is greater than 590mm.
Illustratively, the battery case 200 is a prismatic battery case.
In some embodiments, the power battery integrated with a soft package battery cell provided in the embodiments of the present application is a high-voltage battery integration method, and can provide n times of voltage of a common battery; with reference to fig. 1 to fig. 9, the power battery of the integrated flexible package battery cell at least includes the following beneficial effects:
(1) The battery is long (the length of the soft package battery cell 110 is greater than 590 mm), which is beneficial to the integration of the whole package;
(2) The soft package battery cells 110 are sequentially arranged along the thickness direction, the length is unchanged, and the thickness of the battery is only increased, so that the square-shell battery is continuously stressed in length, the strength and the rigidity of the whole battery are increased, and the integration is facilitated;
(3) The voltage of different times of common battery cores can be realized by arranging more battery cores side by side, and a high-voltage battery is formed.
Exemplarily, the embodiment of the present application provides an electric vehicle including the power battery integrated with a pouch cell shown in fig. 1 to 9.
In all embodiments of the present application, the terms "large" and "small" are relatively speaking, and the terms "upper" and "lower" are relatively speaking, so that descriptions of these relative terms are not repeated herein.
It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.
In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A power battery integrated with a soft package battery core is characterized by comprising a soft package battery core assembly, a battery shell and an end cover assembly;
the soft-packaged battery core assembly comprises a plurality of soft-packaged battery cores, wherein a positive electrode tab and a negative electrode tab are respectively arranged at two ends of each soft-packaged battery core along the length direction, the soft-packaged battery cores are sequentially stacked and arranged along the thickness direction, the positive electrode tabs and the negative electrode tabs of the soft-packaged battery cores are sequentially connected in series, and the length direction is perpendicular to the thickness direction;
the soft package battery core assembly is fixedly arranged in the battery shell;
the end cover assembly comprises an anode end cover and a cathode end cover, the anode end cover and the cathode end cover are respectively installed at two ends of the soft-package battery core assembly along the length direction, two sides of the soft-package battery cores are respectively a first soft-package battery core and a second soft-package battery core, the anode end cover is connected with an anode tab of the first soft-package battery core, and the cathode end cover is connected with a cathode tab of the second soft-package battery core.
2. The power battery of integrated laminate polymer core of claim 1, further comprising a first silicone sheet disposed between the battery housing and the first laminate polymer core.
3. The power battery of integrated laminate polymer core of claim 2, characterized in that, the power battery further comprises a second silicone sheet, and the second silicone sheet is disposed between the battery shell and the second laminate polymer core.
4. The power battery of integrated soft-package battery cell according to claim 1, characterized in that, the direction of placing of the soft-package battery cell is opposite to the adjacent direction of placing of the soft-package battery cell, and the soft-package battery cell is connected with the adjacent soft-package battery cell end to end.
5. The power battery of the integrated soft package battery cell according to claim 4, further comprising an insulating buckle, wherein the battery tabs of two adjacent soft package battery cells are connected through the insulating buckle.
6. The power battery integrated with the soft package battery core according to claim 1, further comprising explosion-proof valves disposed at two ends of the battery housing.
7. The power battery integrated with the soft package battery core according to claim 1, further comprising a flanging mechanism disposed at two ends of the battery case.
8. The integrated pouch cell power battery according to claim 1, wherein the length of the pouch cell is greater than 590mm.
9. The integrated pouch cell power battery of claim 1, wherein the battery case is a square battery case.
10. An electric vehicle characterized in that it comprises a power battery of an integrated pouch cell according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223298553.9U CN218677244U (en) | 2022-12-08 | 2022-12-08 | Power battery integrated with soft package battery core and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223298553.9U CN218677244U (en) | 2022-12-08 | 2022-12-08 | Power battery integrated with soft package battery core and electric vehicle |
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| Publication Number | Publication Date |
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| CN218677244U true CN218677244U (en) | 2023-03-21 |
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| CN202223298553.9U Active CN218677244U (en) | 2022-12-08 | 2022-12-08 | Power battery integrated with soft package battery core and electric vehicle |
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- 2022-12-08 CN CN202223298553.9U patent/CN218677244U/en active Active
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