CN218472235U - Collection system and have its battery package and vehicle - Google Patents
Collection system and have its battery package and vehicle Download PDFInfo
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- CN218472235U CN218472235U CN202222603606.7U CN202222603606U CN218472235U CN 218472235 U CN218472235 U CN 218472235U CN 202222603606 U CN202222603606 U CN 202222603606U CN 218472235 U CN218472235 U CN 218472235U
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- temperature sensor
- circuit board
- flexible circuit
- electrical connection
- collection system
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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 discloses a collection system and battery package and vehicle that has it, collection system includes: a flexible circuit board and a temperature sensor. The flexible circuit board is provided with a first electric connection part; the temperature sensor is fixed on the flexible circuit board through anisotropic conductive adhesive, and the temperature sensor is electrically connected with the first electric connection part. According to the utility model discloses an acquisition device, be fixed in temperature sensor on the flexible circuit board through the anisotropic conducting resin, not only can improve acquisition device's assembly efficiency, reduce the whole thickness of flexible circuit board at temperature sensor and first electric connection position, the anisotropic conducting resin can also make temperature sensor and the signal of telecommunication of first electric connection only along Z to the conduction simultaneously, guarantee that temperature sensor normally samples, avoid the flexible circuit board short circuit, avoid the heat transfer of other positions to temperature sensor, guarantee temperature sensor's detection precision.
Description
Technical Field
The utility model belongs to the technical field of the battery technique and specifically relates to a collection system and battery package and vehicle that have it are related to.
Background
Point out among the correlation technique, the temperature acquisition on the current battery module uses the flexible circuit board to gather, but present flexible circuit board, need weld temperature sensor to the flexible circuit board on, make the welding thickness of flexible circuit board increase, and increased the cost of manufacture, other module distances on temperature sensor and the flexible circuit board of adjacent position are more simultaneously, easily cause the short circuit.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a collection system, collection system not only can improve collection system's assembly efficiency, reduces the whole thickness of flexible circuit board at temperature sensor and first electric connection position, and the anisotropic conducting resin can also make temperature sensor and the signal of telecommunication of first electric connection only follow Z to the conduction simultaneously, guarantees that temperature sensor normally samples, avoids the flexible circuit board short circuit, avoids the heat transfer of other positions to temperature sensor, guarantees temperature sensor's detection precision.
The utility model discloses still provide a battery package that has above-mentioned collection system.
The utility model discloses still provide a vehicle that has above-mentioned battery package.
According to the utility model discloses the collection system of first aspect, collection system includes flexible circuit board and temperature sensor, flexible circuit board has first electricity connecting portion, temperature sensor through the anisotropic conducting resin fix in on the flexible circuit board, just temperature sensor with first electricity connecting portion electricity is connected.
According to the utility model discloses an acquisition device, be fixed in temperature sensor on the flexible circuit board through utilizing anisotropic conductive adhesive, can improve acquisition device's assembly efficiency, can reduce the whole thickness of flexible circuit board at temperature sensor and first electric connection position, anisotropic conductive adhesive can also make temperature sensor and the signal of telecommunication of first electric connection portion only along Z to the conduction simultaneously, guarantee that temperature sensor normally samples, avoid the flexible circuit board short circuit, avoid the heat transfer of other positions to temperature sensor, guarantee temperature sensor's detection precision.
According to some embodiments of the present invention, the temperature sensor and the first electrical connection contact, the anisotropic conductive glue capping the temperature sensor with the first electrical connection.
According to some optional embodiments of the utility model, collection system still includes the stiffening plate, the stiffening plate with the anisotropic conducting resin links to each other and is located deviating from of anisotropic conducting resin one side of first electric connection portion.
According to the utility model discloses a some optional embodiments, be equipped with on the stiffening plate and follow the thickness direction of stiffening plate link up the through-hole of stiffening plate, partly fill of anisotropic conducting resin in the through-hole.
According to some optional embodiments of the utility model, fill in the through-hole deviating from of anisotropic conducting resin the surface of first electric connection with the stiffening plate deviate from the surface parallel and level of first electric connection.
According to some embodiments of the present invention, the flexible circuit board includes a main board and an extension board, the extension board is connected to the main board and deviates from the main board extension, the first electrical connection portion is formed at one end of the extension board which is far away from the main board.
According to some optional embodiments of the present invention, the extension plate comprises at least two spaced apart arrangements, each of the first electrical connection portions of the extension plate is connected to the temperature sensor.
According to some optional embodiments of the present invention, the extension board and the main board are integrally formed.
According to the utility model discloses a some embodiments, still be equipped with second electric connection on the flexible circuit board, second electric connection includes a plurality of interval arrangements, collection system still includes: one ends of the connecting sheets are connected with the second electric connecting parts in a one-to-one correspondence mode, and the other ends of the connecting sheets are suitable for being connected with the battery cells to collect current and/or voltage of the battery cells.
According to the utility model discloses a some embodiments, collection system still includes battery information collector, battery information collector with the flexible circuit board electricity is connected.
According to the utility model discloses battery package of second aspect embodiment, including electric core with the utility model discloses the first aspect collection system, collection system with electric core links to each other and is used for gathering electric core operating parameter.
According to the utility model discloses a battery pack, through setting up the collection system of above-mentioned first aspect, collection system is fixed in temperature sensor on the flexible circuit board through utilizing anisotropic conductive adhesive, can improve collection system's assembly efficiency, can reduce the whole thickness of flexible circuit board at temperature sensor and first electric connection position, anisotropic conductive adhesive can also make temperature sensor and the signal of telecommunication of first electric connection only along Z to the conduction simultaneously, guarantee temperature sensor normal sampling, avoid the flexible circuit board short circuit, avoid the heat transfer of other positions to temperature sensor, guarantee temperature sensor's detection precision.
According to the utility model discloses vehicle of third aspect embodiment, include the battery package of the second aspect of the utility model.
According to the utility model discloses a vehicle, through setting up the battery package of above-mentioned second aspect, adopt the collection system in the battery package, collection system is through utilizing anisotropic conductive adhesive to be fixed in temperature sensor on the flexible circuit board, collection system's assembly efficiency can be improved, can reduce the whole thickness of flexible circuit board at temperature sensor and first electric connection position, anisotropic conductive adhesive can also make temperature sensor and the signal of telecommunication of first electric connection portion only along Z to the conduction simultaneously, guarantee temperature sensor and normally sample, avoid the short circuit of flexible circuit board, avoid the heat transfer of other positions to temperature sensor, guarantee temperature sensor's detection precision.
Additional aspects and advantages of the invention 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 invention.
Drawings
Fig. 1 is an angle schematic diagram of a battery pack according to an embodiment of the present invention.
Fig. 2 is an enlarged view of circled a in fig. 1.
Fig. 3 is a schematic diagram of another angle of a battery pack according to an embodiment of the present invention.
Fig. 4 is an enlarged view of fig. 3 circled at B.
Fig. 5 is a schematic diagram of a collecting device according to an embodiment of the present invention.
Fig. 6 is a partial schematic view of the acquisition device shown in fig. 5.
Fig. 7 is a cross-sectional view C-C of the acquisition device shown in fig. 6.
Fig. 8 is a cross-sectional view D-D of the acquisition device shown in fig. 6.
Reference numerals:
100. a collection device;
10. a flexible circuit board; 11. a main board; 12. a support plate; 121. a first support plate; 122. a second support plate; 13. a first electrical connection portion; 14. a second electrical connection portion;
101. a substrate; 102. a first glue layer; 103. a metal layer; 104. a second adhesive layer; 105. a protective layer;
20. a temperature sensor;
30. a conductive adhesive;
40. a reinforcing plate;
50. connecting sheets;
60. a connector;
70. a wire harness;
80. a battery information collector;
200. an electric core;
1000. provided is a battery pack.
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.
An acquisition apparatus 100 according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1 to 8. The collecting device 100 of the present embodiment may be used to collect various parameters of the battery cells 200 in the battery pack 1000 during the operation process.
According to the utility model discloses collection system 100 of first aspect embodiment, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, include: a flexible circuit board 10 and a temperature sensor 20. Specifically, the flexible circuit board 10 has a first electrical connection portion 13; the temperature sensor 20 is fixed on the flexible circuit board 10 by the anisotropic conductive adhesive 30, and the temperature sensor 20 is electrically connected to the first electrical connection portion 13.
The utility model discloses collection system 100, on being fixed in temperature sensor 20 flexible circuit board 10 through utilizing anisotropic conducting resin 30, compare in with temperature sensor 20 and flexible circuit board 10 lug weld connection, this embodiment not only can improve assembly efficiency, reduce collection system 100's cost of manufacture, can also reduce flexible circuit board 10 at temperature sensor 20 and the whole thickness of first electric connection portion 13 hookup location, be favorable to collection system 100 to carry out temperature acquisition in narrow and small spatial position, improve collection system 100's suitability.
Meanwhile, the anisotropic conductive adhesive 30 is an adhesive which is conductive in the Z direction and is not conductive in the X and Y directions, and because the anisotropic conductive adhesive 30 is conductive only in the Z direction, the anisotropic conductive adhesive 30 can ensure that not only the electrical signals of the temperature sensor 20 and the first electrical connection portion 13 are conducted in the Z direction (for example, the thickness direction of the flexible circuit board 10) to ensure that the temperature sensor 20 performs normal sampling, but also the anisotropic conductive adhesive 30 can isolate the first electrical connection portion 13 and the temperature sensor 20 from the adjacent electrical modules on the flexible circuit board 10 to perform the functions of insulation and heat insulation, thereby avoiding short circuit of the flexible circuit board 10, avoiding heat of the adjacent electrical modules from being transferred to the temperature sensor 20, and ensuring the detection accuracy of the temperature sensor 20.
According to the utility model discloses an acquisition device 100, be fixed in temperature sensor 20 on flexible circuit board 10 through utilizing anisotropic conducting resin 30, can improve acquisition device 100's assembly efficiency, can reduce flexible circuit board 10 at the whole thickness of temperature sensor 20 with first electric connection 13 hookup location, anisotropic conducting resin 30 can also make temperature sensor 20 and first electric connection 13's signal of telecommunication only along Z to the conduction simultaneously, guarantee temperature sensor 20 and normally sample, avoid flexible circuit board 10 short circuit, avoid the heat transfer of other positions to temperature sensor 20, guarantee temperature sensor 20's detection precision.
According to some optional embodiments of the present invention, referring to fig. 5, 7 and 8, the temperature sensor 20 is in contact with the first electrical connection 13, and the anisotropic conductive glue 30 covers the temperature sensor 20 and the first electrical connection 13. Therefore, the anisotropic conductive adhesive 30 can protect the temperature sensor 20 and ensure the service life of the temperature sensor 20.
According to some optional embodiments of the present invention, referring to fig. 5, 7 and 8, the collecting device 100 may further comprise: the reinforcing plate 40 is connected to the anisotropic conductive adhesive 30, and the reinforcing plate 40 is located on a side of the anisotropic conductive adhesive 30 away from the first electrical connection portion 13. From this, the stiffening plate 40 can strengthen the structural strength of anisotropic conducting resin 30, and the reinforcing is convenient for laminate the temperature sampling point to temperature sensor 20's fixed action, promotes collection system 100's intensity, has guaranteed the stability of data collection.
According to some optional embodiments of the present invention, referring to fig. 7 and 8, the reinforcing plate 40 on the collecting device 100 is provided with a through hole penetrating through the reinforcing plate 40 along the thickness direction of the reinforcing plate 40, and a part of the anisotropic conductive adhesive 30 is filled in the through hole. Therefore, the contact area between the anisotropic conductive adhesive 30 and the reinforcing plate 40 can be increased, the connection reliability between the anisotropic conductive adhesive 30 and the reinforcing plate 40 can be improved, and the anisotropic conductive adhesive 30 filled in the through hole can be conveniently connected with a component to be measured (for example, a battery cell 200 described below) located on the side of the reinforcing plate 40 away from the temperature sensor 20, so as to collect the temperature. For example, the anisotropic conductive adhesive 30 filled in the through hole may be attached to the battery cell 200, so as to accurately detect the temperature of the battery cell 200.
According to some optional embodiments of the present invention, referring to fig. 7 and 8, the surface of the anisotropic conductive paste 30 filled in the through hole, which deviates from the first electrical connection portion 13, is flush with the surface of the reinforcing plate 40, which deviates from the first electrical connection portion 13. Therefore, the anisotropic conductive adhesive 30 in the through hole can be conveniently and closely attached to the part to be detected, and the temperature detection precision is improved.
According to some embodiments of the present invention, referring to fig. 5 and 6, the flexible circuit board 10 may include a main board 11 and an extension board 12, the extension board 12 is connected to the main board 11 and extends away from the main board 11, and the first electrical connection portion 13 is formed at one end of the extension board 12 away from the main board 11. This embodiment is through setting up extension board 12 on mainboard 11, and extension board 12 can extend to the temperature acquisition point, and temperature sensor 20 can directly laminate to the temperature acquisition point through anisotropic conducting resin 30 like this to guaranteed the accuracy of data collection, extended extension board 12 can stretch into in the narrow space in the battery package 1000 simultaneously, is convenient for realize the regional full coverage of temperature acquisition point in the battery package 1000.
According to some alternative embodiments of the present invention, referring to fig. 5, the extension strip 12 comprises at least two spaced-apart extensions, each extension strip 12 having a first electrical connection 13 to which a temperature sensor 20 is connected. Because the internal temperature of the battery cell 200 is not distributed uniformly, in order to improve the accuracy of collecting the temperature of the battery cell 200, at least two temperature sampling points need to be arranged inside the battery cell 200, wherein the temperature sampling points can be selected by performing thermal simulation on the battery cell 200, the temperature sampling points selected by the thermal simulation include a plurality of temperature sampling points, and the plurality of temperature sampling points at least include a simulation temperature highest point and a simulation temperature lowest point. This embodiment is through setting up a plurality of extension boards 12, and a plurality of extension boards 12 can be with a plurality of temperature sampling point one-to-ones that thermal simulation selected, and every extends the laminating of temperature sensor 20 on the extension board 12 and the temperature sampling point that corresponds for detect the temperature that corresponds the temperature sampling point, from this, can improve the accuracy to electric core 200 temperature detection.
According to some optional embodiments of the present invention, referring to fig. 5, the main plate 11 is integrally formed with the extension plate 12. From this, can guarantee the joint strength and the stability of mainboard and extension board, reduce welding process. For example, the NTC extension support 12 may be designed by dry film/exposure/DES (development, etching, stripping) circuitry on the FPC process.
According to some embodiments of the present invention, referring to fig. 1 and 5, the flexible circuit board 10 may further include a second electrical connection portion 14, the second electrical connection portion 14 includes a plurality of spaced apart portions, and the collecting device 100 further includes: and one ends of the connecting sheets 50 are connected with the second electrical connection parts 14 in a one-to-one correspondence manner, and the other ends of the connecting sheets 50 are suitable for being connected with the battery cells 200 to collect the current and/or voltage of the battery cells 200. Therefore, the acquisition device 100 can measure the current and/or voltage of a plurality of parts of the battery cell 200, so that a plurality of acquired data are collected into a whole, and the information is favorably sorted and transmitted.
In a specific example, the connecting sheet 50 may be a nickel sheet, and the connecting sheet 50 made of nickel metal has fatigue resistance, reduced conductive resistance and oxidation and corrosion resistance, so that not only the detection precision of current and voltage can be improved, but also the service life of the connecting sheet 50 can be prolonged.
In one particular example, the connecting tab 50 may be Z-shaped. For example, the connecting piece 50 may be a sheet shape and have a Z-shape by bending. Therefore, the connecting sheet 50 can be conveniently connected with the detection part of the battery cell 200, the structure is compact, and the space is saved.
According to some embodiments of the present invention, referring to fig. 7 and 8, the flexible circuit board 10 may include a base layer 101, a metal layer 103 and a protective layer 105, which are stacked along a thickness direction of the flexible circuit board 10, wherein the base layer 101 is made of polyimide, the base layer 101 and the metal layer 103 are bonded and connected by a first adhesive layer 102, the metal layer 103 may be a copper foil, the metal layer 103 constitutes a circuit on the flexible circuit board 10, and the protective layer 105 is bonded and connected with the metal layer 103 by a second adhesive layer 104. Further, the first electrical connection portion 13 and the second electrical connection portion 14 are pads on the metal layer 103, and a avoiding hole is formed in a position of the protection layer 105 opposite to the first electrical connection portion 13 and the second electrical connection portion 14, and the avoiding hole can expose the first electrical connection portion 13 and the second electrical connection portion 14 so as to be electrically connected to the temperature sensor 20 or the connection pad 50.
According to some embodiments of the present invention, referring to fig. 1 and 2, the collecting device 100 further includes a battery information collector 80, and the battery information collector 80 is electrically connected to the flexible circuit board 10. The battery information collector 80 may collect signals such as current, voltage, and temperature of the battery cell 200, and uniformly transmit the signals to a battery management system or a battery sampling and execution unit for management.
According to the utility model discloses a battery package 1000 of second aspect embodiment, including electric core 200 and the utility model discloses the collection system 100 of above-mentioned first aspect embodiment. The acquisition device 100 is connected to the battery cell 200 and configured to acquire an operating parameter of the battery cell 200, and optionally, the operating parameter of the battery cell 200 includes at least one of current, voltage, resistance, and temperature.
According to the utility model discloses a battery package 1000 of second aspect embodiment, through setting up the collection system 100 of the above-mentioned first aspect embodiment, collection system 100 is through utilizing anisotropic conducting resin 30 to be fixed in temperature sensor 20 on flexible circuit board 10, can improve collection system 100's assembly efficiency, can reduce flexible circuit board 10 at the whole thickness of temperature sensor 20 with first electric connecting portion 13 hookup location, anisotropic conducting resin 30 can also make temperature sensor 20 and first electric connecting portion 13's the signal of telecommunication only follow Z to the conduction simultaneously, guarantee temperature sensor 20 and normally sample, avoid flexible circuit board 10 short circuit, avoid the heat transfer of other positions to temperature sensor 20, guarantee temperature sensor 20's detection precision, the accuracy nature of the collection to electric core 200 operating parameter has been guaranteed.
According to the utility model discloses a vehicle of third aspect embodiment, include the battery package 1000 of the above-mentioned second aspect embodiment of the utility model.
According to the utility model discloses the vehicle, through setting up foretell battery package 1000, include flexible line way board and temperature sensor 20 in battery package 1000's collection system 100, be fixed in temperature sensor 20 on flexible line way board 10 through anisotropic conducting resin 30, can improve collection system 100's assembly efficiency, can reduce flexible line way board 10 at temperature sensor 20 and first electric connection 13 hookup location's whole thickness, anisotropic conducting resin 30 can also make temperature sensor 20 and first electric connection 13's signal of telecommunication only follow Z to the conduction simultaneously, guarantee temperature sensor 20 normal sampling, avoid flexible line way board 10 short circuit, avoid the heat transfer of other positions to temperature sensor 20, guarantee temperature sensor 20's detection precision.
In the description of the present invention, it is to 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", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 particular orientation, be constructed and operated in a particular orientation, and therefore, 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 to implicitly indicate 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; the connection can be mechanical connection, electrical connection or communication; 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.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. An acquisition device, comprising:
a flexible circuit board having a first electrical connection;
and the temperature sensor is fixed on the flexible circuit board through anisotropic conductive adhesive, and is electrically connected with the first electric connection part.
2. The collection device of claim 1, wherein the temperature sensor is in contact with the first electrical connection, and wherein the anisotropic conductive glue covers the temperature sensor and the first electrical connection.
3. The acquisition device of claim 2, further comprising: the stiffening plate, the stiffening plate with the anisotropic conducting resin links to each other and is located deviating from of anisotropic conducting resin one side of first electricity connecting portion.
4. The collecting device as claimed in claim 3, wherein the reinforcing plate is provided with a through hole penetrating through the reinforcing plate in a thickness direction of the reinforcing plate, and a part of the anisotropic conductive adhesive is filled in the through hole.
5. The collecting device as claimed in claim 4, wherein a surface of the anisotropic conductive paste filled in the through hole facing away from the first electrical connection portion is flush with a surface of the reinforcing plate facing away from the first electrical connection portion.
6. The collection device of any one of claims 1-5, wherein the flexible circuit board includes a main board and an extension strip connected to and extending away from the main board, the first electrical connection being formed at an end of the extension strip remote from the main board.
7. The collection device of claim 6, wherein the extension strip includes at least two spaced apart extensions, the temperature sensor being connected to the first electrical connection of each extension strip.
8. The collection device of claim 6, wherein the extension strip is integrally formed with the main plate.
9. The harvesting device of any one of claims 1-5, further including a second electrical connection provided on the flexible circuit board, the second electrical connection including a plurality of spaced apart connections, the harvesting device further including: and one ends of the connecting sheets are connected with the second electric connecting parts in a one-to-one correspondence manner, and the other ends of the connecting sheets are suitable for being connected with the battery cell to collect the current and/or voltage of the battery cell.
10. The collection device of claim 1, further comprising a battery information collector electrically connected to the flexible circuit board.
11. A battery pack, comprising a battery cell and the collection device of any one of claims 1-10, wherein the collection device is connected to the battery cell for collecting the operating parameters of the battery cell.
12. A vehicle characterized by comprising the battery pack according to claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222603606.7U CN218472235U (en) | 2022-09-28 | 2022-09-28 | Collection system and have its battery package and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222603606.7U CN218472235U (en) | 2022-09-28 | 2022-09-28 | Collection system and have its battery package and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218472235U true CN218472235U (en) | 2023-02-10 |
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ID=85143863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222603606.7U Active CN218472235U (en) | 2022-09-28 | 2022-09-28 | Collection system and have its battery package and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218472235U (en) |
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2022
- 2022-09-28 CN CN202222603606.7U patent/CN218472235U/en active Active
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