CN212485494U - Battery with battery cells connected in series-parallel and battery module - Google Patents
Battery with battery cells connected in series-parallel and battery module Download PDFInfo
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- CN212485494U CN212485494U CN202021393243.3U CN202021393243U CN212485494U CN 212485494 U CN212485494 U CN 212485494U CN 202021393243 U CN202021393243 U CN 202021393243U CN 212485494 U CN212485494 U CN 212485494U
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- 230000005611 electricity Effects 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 6
- 239000003792 electrolyte Substances 0.000 abstract description 18
- 238000009413 insulation Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 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 utility model belongs to the technical field of the battery, concretely relates to parallelly connected battery of electricity core cluster and battery module, including a plurality of along the equidirectional electricity core group (1) of establishing ties in proper order, adjacent be provided with between electricity core group (1) and be used for separating electricity core group's (1) conducting baffle (2), adjacent electricity core group (1) passes through conducting baffle (2) series connection, every electricity core group (1) includes that a plurality of is established ties in proper order or parallelly connected electric core (3) along the equidirectional, and is adjacent electricity core (3) all are provided with utmost point ear (4) that the polarity is different, and are adjacent electricity core (3) utmost point ear (4) interconnect. The utility model discloses compromise electric core series connection and parallelly connected mode, can promote electric core capacity, still avoid the overvoltage to lead to electrolyte to decompose, help improving the quality of battery.
Description
Technical Field
The utility model belongs to the technical field of the battery, concretely relates to battery and battery module of electricity core series-parallel.
Background
Nowadays, green, high-efficiency secondary batteries are vigorously developed in various countries. The lithium ion battery as a novel secondary battery has the advantages of large energy density and power density, high working voltage, light weight, small volume, long cycle life, good safety, environmental protection and the like, and has wide application prospect in the aspects of portable electric appliances, electric tools, large-scale energy storage, electric traffic power supplies and the like. The requirement of electric core energy density is higher and higher, and under the similar condition of chemical system, it is an effectual mode to promote monomer electric core capacity, and monomer electric core reaches the purpose of promoting the capacity through increasing the casing size, because passenger car height is limited, promotes that electric core casing size is generally through increasing thickness but electric core heat dispersion worsens, and the cycle performance worsens. Thus, by increasing the cell length, it is an effective way.
However, the inventor finds that the existing scheme has at least the following defects: the battery cell only adopts a series connection mode, so that the voltage is overhigh, and the electrolyte is decomposed.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model lies in: to the not enough of prior art, provide a battery of electricity core series-parallel connection, compromise electric core series connection and parallelly connected mode, can promote electric core capacity, still avoid the too high electrolyte that leads to of voltage to decompose, help improving the quality of battery.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an electricity core cluster parallel battery of electricity core cluster, includes that a plurality of follows the electric core group that the equidirectional series connection in proper order, and is adjacent be provided with between the electric core group and be used for separating the electrically conductive baffle of electric core group, it is adjacent the electric core group passes through electrically conductive baffle series connection, every electric core group includes that a plurality of follows the equidirectional series connection in proper order or parallelly connected electric core, and is adjacent the electric core all is provided with the different utmost point ear of polarity, and is adjacent the electric core the utmost point ear interconnect.
As an improvement of a parallelly connected battery of electricity core cluster, the electricity core group with the one end setting that conducting baffle corresponds utmost point ear, utmost point ear with the conducting baffle electricity is connected.
As an improvement of the battery with the battery cells connected in series and parallel, the tab comprises an anode tab and a cathode tab, and is adjacent to the anode tab or the cathode tab.
As an improvement of a battery with parallel-series electric core, the both sides of electric core all set up positive electrode tab with negative electrode tab, adjacent electric core positive electrode tab with negative electrode tab corresponds according to same polarity and connects.
As an improvement of a battery with series-parallel connection of battery cells, the unilateral setting of battery cells is utmost point ear, adjacent electric core the fixed connection mode between utmost point ear is including welding, riveting or magnetism connection.
As an improvement of the battery with the electric cores connected in series and parallel, the end of the electric core group is formed with a general electrode.
As an improvement of a parallelly connected battery of electricity core cluster, the parallelly connected battery of electricity core cluster still includes the casing, electrically conductive baffle passes through welded fastening in the casing is used for the inside a plurality of sealed chambeies that form of casing.
As an improvement of the battery with the battery cells connected in series and parallel, the length of the casing is more than or equal to a plurality of the total length of the battery cell group.
As the utility model discloses an improvement of electric core series-parallel battery, the quantity of electric core group is 1-100 groups, the quantity of electric core is 1-100, the quantity of every side utmost point ear of electric core is 1-100.
A second object of the present invention is to provide a battery module, which includes the battery with the above-mentioned battery cells connected in series and parallel.
The beneficial effects of the utility model reside in that, the utility model discloses a plurality of follows the electric core group that the equidirectional series connection in proper order, and is adjacent be provided with between the electric core group and be used for separating the conducting baffle of electric core group, it is adjacent the electric core group passes through the conducting baffle series connection, every the electric core group includes that a plurality of establishes ties in proper order or parallelly connected electric core along the equidirectional, and is adjacent the electric core all is provided with the different utmost point ear of polarity, and is adjacent electric core utmost point ear interconnect. Because the existing electric cores are only connected in series, the voltage is overhigh and the electrolyte is decomposed, so that the conductive partition plates are added between the electric core groups, the conductive partition plates can prevent the electrolyte from forming an ion path in the shell, the electrolyte is prevented from being decomposed under high voltage, and when the electric core in one sealing cavity is out of control due to heat, the electrolyte cannot be immediately diffused to other sealing cavities, the electric cores in other sealing cavities are prevented from being influenced, and the probability of short circuit in the battery is favorably reduced; the adjacent electric cores are provided with lugs with different polarities to form a series connection or parallel connection structure, and in addition, the conductive partition plate has conductivity, so that a conductive connecting hole is omitted in the conductive partition plate, the sealing performance of a sealing cavity is improved, and the electrolyte is prevented from forming an ion path in each shell cavity. The utility model discloses compromise electric core series connection and parallelly connected mode, can promote electric core capacity, still avoid the overvoltage to lead to electrolyte to decompose, help improving the quality of battery.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is an internal schematic view of a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a battery cell according to a first embodiment of the present invention.
Fig. 4 is an internal schematic view of a second embodiment of the present invention.
Fig. 5 is an internal schematic view of a third embodiment of the present invention.
Wherein: 1-electric core group; 2-a conductive separator; 3-electric core; 4-pole ear; 41-positive tab; 42-negative tab; 5-total electrode; 6-shell.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "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 simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to fig. 1 to 5, but the present invention is not limited thereto.
Implementation mode one
As shown in fig. 1 to 3, a battery with serial-parallel batteries includes a plurality of electric core groups 1 sequentially connected in series along the same direction, a conductive partition plate 2 for separating the electric core groups 1 is arranged between the adjacent electric core groups 1, the adjacent electric core groups 1 are connected in series through the conductive partition plate 2, each electric core group 1 includes a plurality of electric cores 3 sequentially connected in series or in parallel along the same direction, the adjacent electric cores 3 are all provided with lugs 4 with different polarities, and the lugs 4 of the adjacent electric cores 3 are connected with each other. Because the existing electric cores are only connected in series, the voltage is overhigh and the electrolyte is decomposed, so that the conductive partition plates 2 are added among the electric core groups, the conductive partition plates 2 can prevent the electrolyte from forming an ion path in the shell 6 and avoid the decomposition of the electrolyte under high voltage, and when the electric core in one of the sealed cavities is out of control due to heat, the electrolyte cannot be immediately diffused to other sealed cavities to prevent the electric cores in other sealed cavities from being influenced, thereby being beneficial to reducing the probability of short circuit inside the battery, wherein the adjacent electric core groups 1 are connected in series through the conductive partition plates 2, so that the plurality of electric core groups 1 form a structure which is sequentially connected in series, namely, one side of each conductive partition plate 2 is connected with one of the electric core groups 1, and the other side of each conductive partition plate 2 is connected with the other electric core group 1; the adjacent electric cores 3 are respectively provided with lugs 4 with different polarities to form a series connection or parallel connection structure, when the electric cores are connected in parallel, the side part of one electric core 3 is respectively provided with two lugs 4 with different polarities, the corresponding side parts of the two electric cores 3 are also provided with two lugs 4 with different polarities, and the two lugs 4 are correspondingly connected according to the same polarity; in addition, the conductive partition plate 2 has conductivity, so that a conductive connecting hole is omitted from being arranged in the conductive partition plate 2, the sealing performance of a sealed cavity is improved, and the electrolyte is prevented from forming an ion path in each shell 6.
One end that electric core group 1 and electrically conductive baffle 2 correspond sets up utmost point ear 4, and utmost point ear 4 is connected with electrically conductive baffle 2 electricity, and utmost point ear 4 includes anodal ear 41 and negative pole ear 42, and adjacent electric core group 1 links to each other through anodal ear 41 or negative pole ear 42. In this embodiment, the end of one of the cell groups 1 corresponding to the conductive separator 2 is provided with the positive tab 41 and the negative tab 42, the end of the other of the cell groups 1 corresponding to the conductive separator 2 is provided with the positive tab 41 and the negative tab 42, the two cell groups 1 can be electrically connected through the two positive tabs 41 to form a series structure, and the idle positive tab 41 or negative tab 42 on the two cells 1 is provided with an insulation structure, or the tab 4 is cut off, which helps to reduce the probability of short circuit of the idle tab 4 on the cell 3, thereby improving the safety performance of the battery, wherein the insulation structure includes but is not limited to attaching a piece of adhesive paper, or sleeving an insulation sleeve on the tab 4.
The positive electrode tab 41 and the negative electrode tab 42 are disposed on two sides of each of the battery cells 3, and the positive electrode tabs 41 and the negative electrode tabs 42 of adjacent battery cells 3 are correspondingly connected with each other according to the same polarity. The two sides of the adjacent electric cores 3 are respectively provided with a positive tab 41 and a negative tab 42, the positive tab 41 of one electric core 3 is connected with the positive tab 41 of the other electric core 3, and the negative tab 42 of one electric core 3 is connected with the negative tab 42 of the other electric core 3, so that the two tabs 4 are correspondingly connected according to the same polarity to form a parallel structure.
The end of the electric core group 1 is formed with a general electrode 5. The total electrode 5 comprises a positive total electrode 5 and a negative total electrode 5 which are respectively arranged on one side or two sides of the battery, and the two total electrodes 5 can also be arranged on the same side of the battery, so that the module or battery pack assembly space is reduced, and the space utilization rate is improved; in order to avoid short circuit of the positive and negative total electrodes 5, the negative total electrode 5 is in insulated connection with the shell 6, including but not limited to, an insulating part is arranged between the cover plate positioned on two end faces of the battery and the shell 6, and a through hole of the negative total electrode 5 is arranged on the cover plate, so that the negative total electrode 5 is directly electrically connected with the tab 4, in addition, the positive total electrode 5 and the shell 6 can be in insulated connection or electric connection according to the actual battery design, and the requirement of avoiding short circuit of the positive and negative total electrodes 5 can be met.
The battery with the battery cells connected in series and parallel further comprises a shell 6, and the conductive partition plates 2 are fixed to the shell 6 through welding and used for forming a plurality of sealed cavities inside the shell 6. Conductive separator 2 adopts metal platelike structure, through welded fastening in casing 6 in, compare the insulation board and fix in casing 6, casing 6 and conductive separator 2 are the metal material, casing 6 and conductive separator 2's welded mechanical strength is higher, promptly, the steadiness between casing 6 and the conductive separator 2 is better, simultaneously, adopt welded fixed mode, conductive separator 2 is difficult for taking place to shift or produce the gap after the pressurized, helps improving the leakproofness in sealed chamber.
The utility model discloses a theory of operation is:
the conductive partition plates 2 are additionally arranged among the electric core groups, the conductive partition plates 2 can prevent electrolyte from forming an ion path in the shell 6, the electrolyte is prevented from being decomposed under high voltage, the electrolyte can not be immediately diffused to other sealing cavities when the electric core in one sealing cavity is out of control due to heat, the electric cores in other sealing cavities are prevented from being influenced, and the probability of short circuit in the battery is favorably reduced, wherein the adjacent electric core groups 1 are connected in series through the conductive partition plates 2, so that the electric core groups 1 form a structure which is sequentially connected in series; the end part of one of the electric core groups 1 corresponding to the conductive partition plate 2 is provided with a positive tab 41 and a negative tab 42, one end of the other electric core group 1 corresponding to the conductive partition plate 2 is provided with a positive tab 41 and a negative tab 42, and the two electric core groups 1 can be electrically connected through the two positive tabs 41 to form a series structure and can also be connected through the two negative tabs 42 to form a series structure; in same electric core group 1, the both sides of adjacent electric core 3 all set up anodal ear 41 and negative pole ear 42, and the anodal ear 41 of one of them electric core 3 is connected with the anodal ear 41 of another electric core 3, and the negative pole ear 42 of one of them electric core 3 is connected with the negative pole ear 42 of another electric core 3 for two kinds of utmost point ears 4 correspond according to the same polarity and connect, form parallel structure. The connection mode of the series connection and the parallel connection of the battery cells is considered, the capacity of the battery cells can be improved, and the quality of the battery is improved.
Second embodiment
As shown in fig. 4, unlike the first embodiment: two electric core groups 1 connect through two negative pole ears 42 and form the series structure to set up insulating structure with idle anodal ear 41 or negative pole ear 42 on two electric core 1, again or with this utmost point ear 4 excision, help reducing the probability that idle utmost point ear 4 takes place the short circuit on electric core 3, thereby improve the security performance of battery, wherein, insulating structure includes but not limited to the joint edge gummed paper, or sheathes the insulating sleeve on utmost point ear 4.
Other structures are the same as those of the first embodiment, and are not described herein again.
Third embodiment
As shown in fig. 5, unlike the first embodiment: the battery cell 3 of this embodiment is a winding structure or a lamination structure, the one side of the battery cell 3 is provided with the tabs 4, the fixed connection mode between the tabs 4 of the adjacent battery cells 3 includes welding, riveting or magnetic connection, and the length of the casing 6 is greater than or equal to the total length of the plurality of battery cell groups 1. According to the structure and the model of the actual battery, the battery core 3 with a winding structure or a lamination structure can be selected to be assembled into the battery; the tab 4 is arranged on one side of the battery core 3, so that the later cutting of the tab 4 or the arrangement of an insulation structure is omitted, the production efficiency is improved, the probability of short circuit of the idle tab 4 in use is avoided, and the safety of the battery is improved; in order to improve the stability between the lugs 4 of the adjacent electric cores 3, the lugs 4 on the adjacent electric cores 3 are fixedly connected through welding, riveting or magnetic connection, wherein the magnetic connection is that magnets are installed on the lugs 4 on the electric cores 3 so as to improve the stability between the lugs 4 of the adjacent electric cores 3, ensure that the relative positions of the lugs 4 of the adjacent electric cores 3 are not changed, and reduce the probability of short circuit or short circuit between the electric cores 3; casing 6 adopts integral type or split type structure for casing 6's whole length is more than or equal to the holistic length of electricity core group 1, and the both sides of casing 6 are provided with the opening, are convenient for place in casing 6 with electricity core group 1, then weld in the opening with the apron, are used for sealed casing 6, prevent that electrolyte from revealing.
Other structures are the same as those of the first embodiment, and are not described herein again.
Embodiment IV
The difference from the first embodiment is that: the number of the battery cell groups 1 in the present embodiment is 1 to 100, the number of the battery cells 3 is 1 to 100, and the number of the tab 4 on each side of the battery cells 3 is 1 to 100. In the embodiment, the number of the electric core groups 1 and the electric cores 3 can be adjusted according to the length of the actual battery, and the number of the electric core groups 1 and the electric cores 3 can be limited to 1-100, so that the excessive electric cores are prevented from causing overlong batteries, and the transportation cost of the batteries is increased; the number of the pole lugs 4 on each side of the battery cell 3 is limited to 1-100, so that the excessive number of the pole lugs 4 on each side of the battery cell 3 is prevented, and the production cost of the battery cell 3 is prevented from increasing.
Other structures are the same as those of the first embodiment, and are not described herein again.
Fifth embodiment
A battery module comprises batteries of the first embodiment, wherein the batteries are connected in series and in parallel.
Sixth embodiment
A battery module comprises batteries of the second embodiment in series-parallel connection.
Seventh embodiment
A battery module comprises batteries of the third embodiment, wherein the batteries are connected in series and parallel.
Embodiment eight
A battery module comprises batteries of the fourth embodiment, wherein the batteries are connected in series and parallel.
Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. The utility model provides a battery of electricity core series-parallel connection which characterized in that: including a plurality of along same direction electric core group (1) of establishing ties in proper order, it is adjacent be provided with between electric core group (1) and be used for separating electrically conductive baffle (2) of electric core group (1), it is adjacent electric core group (1) passes through electrically conductive baffle (2) series connection, every electric core group (1) includes that a plurality of is established ties in proper order or parallelly connected electric core (3) along the same direction, and is adjacent electric core (3) all are provided with utmost point ear (4) that polarity is different, and are adjacent electric core (3) utmost point ear (4) interconnect.
2. The battery of claim 1, wherein the cells are connected in series-parallel, and the battery further comprises: the electric core group (1) with the one end that electrically conductive baffle (2) correspond sets up utmost point ear (4), utmost point ear (4) with electrically conductive baffle (2) electricity is connected.
3. The battery of claim 2, wherein the cells are connected in series-parallel, and the battery further comprises: the tab (4) comprises a positive tab (41) and a negative tab (42), and the adjacent electric core groups (1) are connected through the positive tab (41) or the negative tab (42).
4. The battery of claim 3, wherein the cells are connected in series-parallel, and the battery further comprises: the battery cell is characterized in that the positive electrode lugs (41) and the negative electrode lugs (42) are arranged on two sides of the battery cell (3), and the positive electrode lugs (41) and the negative electrode lugs (42) of the battery cell (3) are correspondingly connected according to the same polarity.
5. The battery of claim 1, wherein the cells are connected in series-parallel, and the battery further comprises: the single side of electric core (3) sets up utmost point ear (4), and is adjacent electric core (3) the fixed connection mode between utmost point ear (4) is including welding, riveting or magnetic connection.
6. The battery of claim 1, wherein the cells are connected in series-parallel, and the battery further comprises: the end part of the electric core group (1) is provided with a general electrode (5).
7. The battery of claim 1, wherein the cells are connected in series-parallel, and the battery further comprises: the battery with the battery cells connected in series and parallel further comprises a shell (6), wherein the conductive partition plates (2) are fixed to the shell (6) through welding and used for forming a plurality of sealing cavities inside the shell (6).
8. The battery of claim 7, wherein the cells are connected in series-parallel, and the battery further comprises: the length of the shell (6) is more than or equal to the total length of the electric core groups (1).
9. The battery of claim 1, wherein the cells are connected in series-parallel, and the battery further comprises: the number of the electric core groups (1) is 1-100, the number of the electric cores (3) is 1-100, and the number of the lugs (4) on each side of the electric cores (3) is 1-100.
10. A battery module, its characterized in that: a battery comprising cells of any of claims 1-9 connected in series-parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393243.3U CN212485494U (en) | 2020-07-15 | 2020-07-15 | Battery with battery cells connected in series-parallel and battery module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021393243.3U CN212485494U (en) | 2020-07-15 | 2020-07-15 | Battery with battery cells connected in series-parallel and battery module |
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| CN212485494U true CN212485494U (en) | 2021-02-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769245A (en) * | 2020-07-15 | 2020-10-13 | 江苏塔菲尔新能源科技股份有限公司 | Battery with battery cells connected in series-parallel and battery module |
| CN114079107A (en) * | 2021-11-18 | 2022-02-22 | 广州小鹏汽车科技有限公司 | Battery module and battery pack |
-
2020
- 2020-07-15 CN CN202021393243.3U patent/CN212485494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769245A (en) * | 2020-07-15 | 2020-10-13 | 江苏塔菲尔新能源科技股份有限公司 | Battery with battery cells connected in series-parallel and battery module |
| CN114079107A (en) * | 2021-11-18 | 2022-02-22 | 广州小鹏汽车科技有限公司 | Battery module and battery pack |
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Effective date of registration: 20220121 Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zenergy Battery Technologies Co.,ltd Address before: 211100 Lantian Road 249, Airport Economic Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee before: JIANGSU TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: DONGGUAN TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. |
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