CN111403635A - Power battery pack - Google Patents
Power battery pack Download PDFInfo
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- CN111403635A CN111403635A CN202010229558.2A CN202010229558A CN111403635A CN 111403635 A CN111403635 A CN 111403635A CN 202010229558 A CN202010229558 A CN 202010229558A CN 111403635 A CN111403635 A CN 111403635A
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- Prior art keywords
- power battery
- top cover
- battery pack
- heat dissipation
- pole
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- 230000017525 heat dissipation Effects 0.000 claims description 29
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 239000000110 cooling liquid Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/112—Monobloc comprising multiple compartments
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of batteries, and particularly discloses a power battery pack. The power battery pack comprises a shell, a core pack and a top cover assembly, wherein an opening is formed in at least one end face of the shell along two end faces of a first direction, a plurality of clapboards are arranged in the shell along a second direction at intervals, the second direction is perpendicular to the first direction, the plurality of clapboards divide the interior of the shell into a plurality of containing cavities, the number of the core pack is corresponding to the number of the containing cavities, the core pack is arranged in the containing cavities, the opening is sealed through the top cover assembly, and a positive pole lug and a negative pole lug of the core pack are connected with the top cover assembly. The power battery pack provided by the invention saves the process of assembling the single batteries, namely, the core bag is directly assembled to form the power battery pack, the structure is simple, the assembling process is simplified, the assembling efficiency is improved, and the cost of manpower and material resources is low.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a power battery pack.
Background
In recent years, with the rapid development of new energy vehicles, the performance requirements of on-vehicle batteries have been increased.
In the prior art, a power battery pack generally comprises a plurality of single batteries which are arranged in sequence, namely when the power battery pack is assembled, a battery core is required to be assembled into the single batteries firstly, and then the single batteries are arranged in sequence to form the power battery pack.
Disclosure of Invention
The invention aims to provide a power battery pack, which saves the assembly process of single batteries, has a simple structure, simplifies the assembly process and improves the assembly efficiency.
As the conception, the technical scheme adopted by the invention is as follows:
a power battery pack, comprising:
the device comprises a shell, wherein an opening is formed in at least one of two end faces of the shell along a first direction, a plurality of partition plates are arranged in the shell at intervals along a second direction, the second direction is perpendicular to the first direction, and the interior of the shell is divided into a plurality of accommodating cavities by the partition plates;
the number of the core packages corresponds to that of the accommodating cavities, and the core packages are arranged in the accommodating cavities;
the opening is sealed through the top cover assembly, and the positive pole utmost point ear and the negative pole utmost point ear of core package with the top cover assembly is connected.
As a preferred scheme of the power battery pack, each partition plate is provided with a heat dissipation channel extending along the first direction.
As a preferred scheme of power battery package, power battery package still includes the cooling tube, every is worn to locate in proper order by the cooling tube in the radiating passage, just can let in the coolant liquid in the cooling tube.
As a preferable scheme of the power battery pack, the number of the heat dissipation pipes is multiple, and the multiple heat dissipation pipes are arranged along the height direction of the shell.
As a preferred scheme of power battery package, still include the heat dissipation takeover, the heat dissipation takeover set up in on the casing, a plurality of the import of cooling tube all with the heat dissipation takeover intercommunication.
As a preferable solution of the power battery pack, the top cover assembly includes:
a top cover sheet disposed at an end of the core pack;
a pole column disposed on the top cover sheet;
the two adjacent top cover assemblies are in a group along the second direction, one pole column of one of the two top cover assemblies in each group is a positive pole column, the other pole column of the one top cover assembly in each group is a negative pole column, and the positive pole column and the negative pole column in each group are connected.
As a preferred scheme of the power battery pack, the top cover assembly further comprises a connecting sheet, and the connecting sheet is used for connecting two adjacent poles.
As a preferable scheme of the power battery pack, the pole is welded on the top cover plate.
As a preferable scheme of the power battery pack, the core pack is a winding type battery cell or a laminated type battery cell.
As a preferred scheme of the power battery pack, a plurality of first connecting holes are formed in the shell, and the connecting piece penetrates through the first connecting holes and can be fixed on a chassis of a vehicle.
The invention has the beneficial effects that:
the invention provides a power battery pack which comprises a shell, a core package and a top cover assembly, wherein a plurality of partition plates arranged in the shell divide the interior of the shell into a plurality of accommodating cavities, the core package is arranged in the corresponding accommodating cavity, and an opening of the shell is plugged by the top cover assembly. The power battery pack provided by the invention saves the process of assembling the single batteries, namely, the core bag is directly assembled to form the power battery pack, the structure is simple, the assembling process is simplified, the assembling efficiency is improved, and the cost of manpower and material resources is low.
Drawings
Fig. 1 is a schematic structural diagram of a power battery pack provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a housing of a power battery pack provided in an embodiment of the invention;
fig. 3 is an exploded view of a core package and a top cover assembly of a power battery pack according to an embodiment of the present invention;
FIG. 4 is a front view of a power battery pack provided by an embodiment of the present invention;
fig. 5 is a top view of a power battery pack provided by an embodiment of the invention;
FIG. 6 is a rear view of a power battery pack provided by an embodiment of the present invention;
fig. 7 is a schematic diagram of a partial explosion of a power battery pack provided in an embodiment of the present invention.
In the figure:
1-a shell; 11-a separator; 111-heat dissipation channels; 12-a first connection hole;
2-core package;
3-a top cover assembly; 31-a top cover sheet; a 32-pole column; 33-connecting sheets;
4-radiating pipes; 5-heat dissipation connecting pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1-3, the present embodiment provides a power battery pack, which includes a casing 1, a core package 2, and a top cover assembly 3, wherein at least one of two end surfaces of the casing 1 along a first direction is provided with an opening, a plurality of partition plates 11 are arranged in the casing 1 at intervals along a second direction, the second direction is perpendicular to the first direction, the plurality of partition plates 11 divide the inside of the casing 1 into a plurality of accommodating cavities, the number of the core package 2 corresponds to the number of the accommodating cavities, the core package 2 is arranged in the accommodating cavities, the opening of the casing 1 is sealed by the top cover assembly 3, and a positive electrode tab and a negative electrode tab of the core package 2 are connected to the top cover assembly 3. It should be noted that the first direction and the second direction only indicate two mutually perpendicular directions in a plane, and are not meaningful in practice.
The opening that sets up on casing 1 can make things convenient for putting into of core package 2, and preferably, in this embodiment, casing 1 all is provided with the opening along the both ends of first direction, and the both ends that hold the chamber along first direction seal through corresponding top cap assembly 3 respectively, and the anodal utmost point ear and the negative pole utmost point ear of core package 2 are connected with two top cap assemblies 3 respectively.
The power battery package that this embodiment provided has saved the process of battery cell equipment, is about to form the power battery package by the direct equipment of core package 2, and simple structure has simplified the process of equipment, improves the packaging efficiency, and manpower, material resources cost are lower.
In this embodiment, the core package 2 may be a winding type battery cell or a laminated type battery cell.
Further, all set up the heat dissipation channel 111 that extends along the first direction on every baffle 11, all be provided with a heat dissipation channel 111 between two adjacent core packages 2 promptly to the realization is to the heat dissipation of core package 2, has avoided the damage of the power battery package that causes owing to generate heat too much in the in-process that this power battery package used, increases cost of maintenance or leads to the safety problem.
Further, this power battery package still includes cooling tube 4, and cooling tube 4 wears to locate in every radiating passage 111 in proper order, and can let in the coolant liquid in cooling tube 4. Specifically, as shown in fig. 4-5, along the second direction, from left to right, the heat pipe 4 extends from one end of the first heat dissipating channel 111, extends from the other end of the first heat dissipating channel 111, extends from the second heat dissipating channel 111, extends from the other end of the second heat dissipating channel 111, and so on until the heat pipe 4 extends from the last heat dissipating channel 111. By adopting the mode, the number of the radiating pipes 4 can be saved, and the cooling liquid is convenient to be introduced. In addition, through setting up cooling tube 4, can utilize the water-cooled mode to realize the heat dissipation of core package 2, through setting up heat dissipation channel 111, can utilize the air-cooled mode to realize the heat dissipation of core package 2, two kinds of modes are mutually supported, can improve the radiating effect of this power battery package, prolong the life of this power battery package, reduce cost of maintenance.
Preferably, the number of the heat dissipation pipes 4 may be multiple, and the multiple heat dissipation pipes 4 are arranged along the height direction of the housing 1, so as to further improve the heat dissipation effect of the power battery pack. Wherein the height direction of the housing 1 is perpendicular to both the first direction and the second direction.
Further, as shown in fig. 7, the power battery pack further includes a heat dissipation connection pipe 5, the heat dissipation connection pipe 5 is disposed on the housing 1, and inlets of the plurality of heat dissipation pipes 4 are all communicated with the heat dissipation connection pipe 5. Through setting up heat dissipation takeover 5, will dispel the heat and take over 5 and link to each other with outside cooling tube, can realize letting in of the coolant liquid in a plurality of cooling tubes 4, operation process is comparatively simple.
Further, as shown in fig. 3, the top cover assembly 3 includes a top cover plate 31 and a pole post 32, the top cover plate 31 is disposed at the end of the accommodating cavity, and the pole post 32 is disposed on the top cover plate 31. Preferably, the pole 32 is welded to the top cover plate 31, so that the connection effect is good. It can be understood that an insulating layer is further arranged between the pole column 32 and the top cover plate 31, and the insulating layer is made of an inorganic non-metallic material, so that the insulating effect is good.
Specifically, as shown in fig. 4, 6, and 7, two adjacent top cover assemblies 3 are grouped together along the second direction, the terminal post 32 of one of the two top cover assemblies 3 in each group is a positive terminal post, the terminal post 32 of the other one is a negative terminal post, and the positive terminal post and the negative terminal post in each group are connected. As shown in fig. 4 and 6, in the present embodiment, the terminal posts 32 of the top cover assembly 3 disposed at the end portions of the odd-numbered accommodation cavities are positive terminal posts, and the terminal posts 32 of the top cover assembly 3 disposed at the end portions of the even-numbered accommodation cavities are negative terminal posts, counted from left to right. Of course, in other embodiments, counting from left to right, the terminal posts 32 of the top cover assembly 3 disposed at the ends of the odd-numbered accommodating cavities are negative terminals, and the terminal posts 32 of the top cover assembly 3 disposed at the ends of the even-numbered accommodating cavities are positive terminals.
Further, the top cover assembly 3 further comprises a connecting sheet 33, and the connecting sheet 33 is used for connecting two adjacent poles 32. Specifically, the connecting sheet 33 is provided with two second connecting holes, and two adjacent poles 32 respectively penetrate through the two second connecting holes and are welded on the corresponding top cover plate 31. It will be appreciated that the plurality of radiating pipes 4 should be disposed to avoid the connection pieces 33 from interference.
In the present embodiment, as shown in fig. 4, the pole 32 of the top cover assembly 3 disposed at the front end of the first accommodating chamber and the pole 32 of the top cover assembly 3 disposed at the front end of the second accommodating chamber are connected by a connecting piece 33 from left to right; the pole 32 of the top cover assembly 3 arranged at the front end of the third accommodating cavity is connected with the pole 32 of the top cover assembly 3 arranged at the front end of the fourth accommodating cavity through a connecting sheet 33; and so on. As shown in fig. 6, the post 32 of the top cover assembly 3 disposed at the rear end of the second accommodating chamber and the post 32 of the top cover assembly 3 disposed at the rear end of the third accommodating chamber are connected by a connecting sheet 33 from left to right; the pole 32 of the top cover assembly 3 arranged at the rear end of the fourth accommodating cavity and the pole 32 of the top cover assembly 3 arranged at the rear end of the fifth accommodating cavity are connected through a connecting sheet 33; and so on to achieve the interconnection of the core packs 2.
It should be noted that the "front end" and the "rear end" in the present embodiment only indicate two opposite end surfaces, and have no practical meaning.
Preferably, as shown in fig. 2, a plurality of first connection holes 12 are provided on the housing 1 of the power battery pack, and the connection member is inserted into the first connection holes 12 and can be fixed on the chassis of the vehicle, so as to realize stable connection between the power battery pack and the chassis of the vehicle. The first connection hole 12 is detachably connected with a connector, for example: first connecting hole 12 specifically is the screw hole, and the connecting piece specifically is the bolt, and bolted connection has processing simply, easy dismounting's advantage.
It should be noted that, in this embodiment, one of the two terminals 32 located at two ends of the same core package 2 is a positive terminal, the other one is a negative terminal, and the two terminals 32 of the two adjacent core packages 2 located on the same side of the housing 1 have opposite electrical properties.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A power battery pack, comprising:
the device comprises a shell (1), wherein an opening is formed in at least one of two end faces of the shell (1) along a first direction, a plurality of partition plates (11) are arranged in the shell (1) at intervals along a second direction, the second direction is perpendicular to the first direction, and the interior of the shell (1) is divided into a plurality of accommodating cavities by the partition plates (11);
the number of the core packages (2) corresponds to that of the accommodating cavities, and the core packages (2) are arranged in the accommodating cavities;
the opening is sealed through the top cover component (3), and the positive pole lug and the negative pole lug of the core bag (2) are connected with the top cover component (3).
2. The power battery pack according to claim 1, wherein each of the separators (11) is provided with a heat dissipation channel (111) extending along the first direction.
3. The power battery pack as claimed in claim 2, further comprising a heat dissipation pipe (4), wherein the heat dissipation pipe (4) is sequentially arranged in each heat dissipation channel (111) in a penetrating manner, and a cooling liquid can be introduced into the heat dissipation pipe (4).
4. The power battery pack according to claim 3, wherein the number of the heat radiating pipes (4) is plural, and the plural heat radiating pipes (4) are arranged along the height direction of the housing (1).
5. The power battery pack according to claim 4, further comprising a heat dissipation connection pipe (5), wherein the heat dissipation connection pipe (5) is disposed on the housing (1), and the inlets of the plurality of heat dissipation pipes (4) are all communicated with the heat dissipation connection pipe (5).
6. The power battery pack according to any one of claims 1-5, wherein the top cover assembly (3) comprises:
a top cover sheet (31) located at an end of the receiving cavity;
a pole (32) provided on the top cover sheet (31);
the two adjacent top cover assemblies (3) are in a group along the second direction, the pole (32) of one of the two top cover assemblies (3) in each group is a positive pole, the pole (32) of the other one of the two top cover assemblies is a negative pole, and the positive pole and the negative pole in each group are connected.
7. The power battery pack according to claim 6, wherein the top cover assembly (3) further comprises a connecting piece (33), and the connecting piece (33) is used for connecting two adjacent poles (32).
8. The power battery pack according to claim 6, wherein the pole (32) is welded to the top cover sheet (31).
9. The power battery pack according to any of claims 1-5, characterized in that the core package (2) is a wound or laminated cell.
10. The power battery pack according to any one of claims 1-5, characterized in that the housing (1) is provided with a plurality of first connection holes (12), and the connecting member is inserted into the first connection holes (12) and can be fixed on the chassis of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229558.2A CN111403635A (en) | 2020-03-27 | 2020-03-27 | Power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229558.2A CN111403635A (en) | 2020-03-27 | 2020-03-27 | Power battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111403635A true CN111403635A (en) | 2020-07-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010229558.2A Pending CN111403635A (en) | 2020-03-27 | 2020-03-27 | Power battery pack |
Country Status (1)
| Country | Link |
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| CN (1) | CN111403635A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023133848A1 (en) * | 2022-01-14 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and battery manufacturing method and device |
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