CN209447876U - A kind of battery modules - Google Patents
A kind of battery modules Download PDFInfo
- Publication number
- CN209447876U CN209447876U CN201822275227.3U CN201822275227U CN209447876U CN 209447876 U CN209447876 U CN 209447876U CN 201822275227 U CN201822275227 U CN 201822275227U CN 209447876 U CN209447876 U CN 209447876U
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- battery cell
- battery
- arrangement architecture
- cell arrangement
- electrode
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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
Abstract
The utility model provides a kind of battery modules, including battery arrangement structure and multiple busbar connectors, and battery cell includes battery case, and battery case includes two along the opposed facing first surface of the horizontal direction.Battery arrangement structure has the first battery cell arrangement architecture and the second battery cell arrangement architecture, and it all has the multiple battery cells arranged along horizontal direction, and then stacked arrangement along vertical direction between the first battery cell arrangement architecture and the second battery cell arrangement architecture；Wherein the first battery cell arrangement architecture can mutually stagger in the horizontal direction relative to the second battery cell arrangement architecture, and pass through series connection of the busbar connector to carrying out between the first battery cell arrangement architecture and the battery cell of the second battery cell arrangement architecture successively, reach the arrangement mutually staggered to place, the electrical connection for optimizing battery modules, avoids the risk of electric insulation.
Description
Technical field
The utility model relates to battery technology field more particularly to a kind of battery modules.
Background technique
Lithium ion battery on new-energy automobile using more prevalent, while ensuring safety, battery design to
The development in high-energy density direction has been inexorable trend.For big battery core, especially thick battery core, the placement that battery core lies low exist compared with
Big advantage.Specifically, overcoming the expansive force problem on mould group length direction of battery modules, mould group, battery are reduced
The requirement of mechanical strength of packet.However battery core lies low and also leads to the problem of electrical interconnection is arranged between battery core and battery core, peace
Quan Xing, the reasonability of structure and cost all will affect the whole design of mould group and battery pack.
Utility model content
For this reason, it may be necessary to provide a kind of battery modules, when lying low to solve single battery core, electrical interconnection arrangement is asked
Topic.
To achieve the above object, a kind of battery modules, including battery arrangement structure and multiple confluences are inventor provided
Row, the battery arrangement structure include the first battery cell arrangement architecture and the second battery cell arrangement architecture, first electricity
Pond monomer arrangement architecture and the second battery cell arrangement architecture include the multiple battery cells arranged in the horizontal direction,
The first battery cell arrangement architecture arranges along the vertical direction with the second battery cell arrangement architecture；The battery cell
Including battery case, the battery case includes two along the opposed facing first surface of the horizontal direction；First electricity
The first surface of the first surface of pond monomer arrangement architecture and the second battery cell arrangement architecture is along the water
Square to mutually stagger setting；The multiple busbar connector is arranged in the horizontal direction, and the busbar connector extends along the vertical direction,
One end of the busbar connector is connect with a battery cell of the first battery cell arrangement architecture, the busbar connector it is another
End is connect with a battery cell of the second battery cell arrangement architecture.
As a kind of preferred structure of the utility model, the first battery cell arrangement architecture is located at second battery
The top of monomer arrangement architecture, the quantity of the battery cell of the first battery cell arrangement architecture is compared to the second battery
The quantity of the battery cell of monomer arrangement architecture at least lacks one.
As a kind of preferred structure of the utility model, when the first battery cell arrangement architecture and second battery
When monomer arrangement architecture is layered on top of each other along vertical direction, the both ends of the first battery cell arrangement architecture are located at described second
Between battery cell arrangement architecture both ends, and the end face of the first battery cell arrangement architecture and second battery cell are arranged
The end face of array structure is not on the same face.
As a kind of preferred structure of the utility model, the battery cell includes electrode assembly and battery case, described
Electrode assembly is contained in the battery case, and the electrode assembly includes the first pole piece, the second pole piece and is set to described
Diaphragm between first pole piece and second pole piece, the electrode assembly are takeup type structure and are flat, the electrode
The outer surface of component includes two flat horizontal surfaces, and two flat horizontal surfaces are faced each other along the vertical direction；Or, the electrode group
Part is laminated structure, and first pole piece, the diaphragm and second pole piece are laminated along the vertical direction.
As a kind of preferred structure of the utility model, the battery cell includes first electrode terminal and second electrode end
Son, the first electrode terminal and the second electrode terminal are located at the same surface of the battery case.
As a kind of preferred structure of the utility model, the first electrode terminal and second electrode terminal of the battery cell
Between spacing be equal to same battery cell arrangement architecture in the adjacent battery cell adjacent first electrode terminal and second
Spacing between electrode terminal.
A kind of preferred structure as the utility model, further includes: first electrode connection sheet, the first battery cell row
The two or more battery cells of array structure and the second battery cell arrangement architecture are serially connected in battery block, and described the
The electrode terminal and second electrode terminal at two battery cell arrangement architecture both ends are first electricity at the head and the tail both ends of the battery block
Extreme son and second electrode terminal, the first electrode connection sheet are arranged on the first electrode terminal.
A kind of preferred structure as the utility model, further includes: second electrode connection sheet, the second electrode connection sheet
It is arranged on the second electrode terminal.
As a kind of preferred structure of the utility model, the battery cell is in the first electrode terminal and described second
Explosion-proof valve, the explosion-proof valve and the non-interference setting of the busbar connector are provided between electrode terminal.
As a kind of preferred structure of the utility model, the busbar connector is placed in the vertical direction.
It is different from the prior art, the battery arrangement structure of above-mentioned technical proposal has the first battery cell arrangement architecture and the
Two battery cell arrangement architectures, and it all has the multiple battery cells arranged along horizontal direction, and the first battery cell is arranged
Then stacked arrangement along vertical direction between array structure and the second battery cell arrangement architecture；Wherein the first battery cell arrangement knot
Structure can mutually stagger in the horizontal direction relative to the second battery cell arrangement architecture, and by busbar connector to the first battery cell
It carries out series connection successively between arrangement architecture and the battery cell of the second battery cell arrangement architecture, reaches and mutually stagger
Arrangement is placed, and is optimized the electrical connection of battery modules, is avoided the risk of electric insulation.
Detailed description of the invention
Fig. 1 is the structure chart of battery modules described in specific embodiment；
Fig. 2 is the explosive view of the battery cell of battery modules described in specific embodiment；
Fig. 3 is the cross-sectional view of the battery cell with takeup type structure of battery modules described in specific embodiment；
Fig. 4 is the cross-sectional view of the battery cell with laminated structure of battery modules described in specific embodiment；
Fig. 5 is the schematic diagram of battery modules described in specific embodiment.
Description of symbols:
1, battery arrangement structure；
1a, the first battery cell arrangement architecture；1b, the second battery cell arrangement architecture；
11, battery cell；
111, electrode assembly；112, battery case；113, first electrode terminal；
114, second electrode terminal；115, cover board；116, explosion-proof valve；
11a, takeup type structure electrode component；11b, laminated structure electrode assembly；
1110, flat horizontal surface；1111, the first pole piece；1112, the second pole piece；
1121, first surface；1122, second surface；
2, busbar connector；
3, first electrode connection sheet；
4, second electrode connection sheet；
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
In the description of the present application unless specifically defined or limited otherwise, term " first ", is only used for retouching " second "
The purpose stated, is not understood to indicate or imply relative importance；Unless otherwise prescribed or explanation, term " multiple " refer to two
More than a；Term " connection ", " fixation " etc. shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected, or electrical connection；It can be directly connected, it can also be indirectly connected through an intermediary.For
For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of the present application, arrow X direction is length direction in all attached drawings, and arrow Y direction is width
Direction is spent, arrow Z direction is vertical direction.Horizontal direction is to be parallel to the direction of horizontal plane, either above-mentioned length
Direction is also possible to above-mentioned width direction.In addition, horizontal direction not only includes the absolute parallel direction in horizontal plane, also include
The direction for being roughly parallel to horizontal plane of conventional cognitive in engineering.Vertical direction is the direction perpendicular to horizontal plane, vertical direction
Not only include absolute upright in the direction of horizontal plane, also includes the side for being approximately perpendicular to horizontal plane of conventional cognitive in engineering
To.In addition, the nouns of locality such as "upper" described herein, "lower", "top", "bottom" are understood relative to vertical direction
's.In order to facilitate understanding and explanation, hereinafter can with reference to the accompanying drawings in X, Y, Z coordinate system carry out direction description.
Referring to Fig. 1, the present embodiment provides a kind of battery modules, including battery arrangement structure 1, multiple busbar connectors 2, first
Electrode connecting piece 3 and second electrode connection sheet 4.Battery arrangement structure 1 includes the electricity of the first battery cell arrangement architecture 1a and second
Pond monomer arrangement architecture 1b, the first battery cell arrangement architecture 1a and the second battery cell arrangement architecture 1b include along level
Multiple battery cells 11 of direction arrangement.As shown in Figure 1, the first battery cell arrangement architecture 1a and the second battery cell arrangement knot
Structure 1b is overlying relation in vertical direction (Z-direction).When the first battery cell arrangement architecture 1a and the second battery cell
Arrangement architecture 1b be laminated when, the first battery cell arrangement architecture 1a can in the top of the second battery cell arrangement architecture 1b, or
Person the first battery cell arrangement architecture 1a is in the lower section of the second battery cell arrangement architecture 1b.
Preferably, the first battery cell arrangement architecture 1a is located at the top of the second battery cell arrangement architecture 1b, the first electricity
Quantity of the quantity of the battery cell of pond monomer arrangement architecture 1a compared to the battery cell of the second battery cell arrangement architecture 1b
At least lack one.At this point, the quantity of the battery cell of the first battery cell arrangement architecture 1a is arranged compared to the second battery cell
The quantity of the battery cell of structure 1b is one few, therefore when the first battery cell arrangement architecture 1a and the arrangement of the second battery cell are tied
For structure 1b when (Z-direction) is layered on top of each other along vertical direction, the both ends of the first battery cell arrangement architecture 1a can be located at the second electricity
Between the both ends monomer arrangement architecture 1b of pond, and the end face of the first battery cell arrangement architecture 1a and the second battery cell arrangement architecture
The end face of 1b forms staggered two layers of battery module structure not on the same face, so that when connecting busbar connector 2, effectively
The explosion-proof valve 116 avoided on battery cell.
Therefore, multiple busbar connectors 2 can be successively along horizontal direction (X-direction) to the first battery cell arrangement architecture 1a
With battery cell in the second battery cell arrangement architecture 1b into electrical connection.And busbar connector 2 then (Z axis side along vertical direction itself
To) be extended, it is preferred that busbar connector 2 is elongated plates chip architecture, is parallel to the center line of long side (Z along vertical direction
Axis direction) setting, busbar connector 2 can also be tilted a certain angle (the i.e. center line and horizontal plane of the row of reflux in other embodiments
Between have angle) be electrically connected, only need so that busbar connector 2 avoids the explosion-proof valve 116 of battery cell.
As shown in Fig. 2, battery cell 11 includes electrode assembly 111, battery case 112, first electrode terminal 113, second
Electrode terminal 114, cover board 115 and explosion-proof valve 116.Electrode assembly 111 includes the first pole piece 1111, the second pole piece 1112 and sets
The diaphragm 1113 being placed between the first pole piece 1111 and the second pole piece 1112.First pole piece 1111 can be positive plate or cathode
The polarity of piece, the second pole piece 1112 and the first pole piece 1111 is on the contrary, correspondingly, the second pole piece 1112 is negative electrode tab or positive plate.
It is illustratively positive plate with the first pole piece 1111, the second pole piece 1112 is illustrated for negative electrode tab.Similarly, other real
It applies in example, the first pole piece 1111 can also be negative electrode tab, and the second pole piece 1112 is positive plate.Wherein, diaphragm 1113 be between
Insulator between first pole piece 1111 and the second pole piece 1112.
As shown in Figure 3 and 4, electrode assembly 111 can be takeup type structure electrode component 11a, be also possible to lamination
Formula structure electrode component 11b.As shown in figure 3, when electrode assembly 111 be takeup type structure when, electrode assembly 111 be it is flat,
And the outer surface of electrode assembly 111 includes two flat horizontal surfaces 1110, two flat horizontal surfaces 1110 (Z-direction) phase along the vertical direction
It mutually faces, i.e., flat horizontal surface 1110 is faced each other with first surface 1121.The substantially hexahedron structure of electrode assembly 111, flat horizontal surface
1110 are roughly parallel to winding axis and are the maximum outer surface of area.Flat horizontal surface 1110 can be opposed flattened surface,
It is not required for pure-surface.As shown in figure 4, when electrode assembly 111 is laminated structure, the first pole piece 1111, diaphragm 1113
It is vertically stacked with the second pole piece 1112, i.e., the surface of the first pole piece 1111 is faced each other with first surface 1121.
Battery case 112 is hexahedron structure, and battery case 112 includes two first surfaces 1121 and two second surfaces
1122, the area of first surface 1121 is greater than the area of second surface 1122.In battery cell 11, each battery cell 11
Two second surfaces 1122 face each other in the horizontal direction (for example, X-direction), two first surfaces of each battery cell 11
1121 along the vertical direction (Z-direction) face each other.Battery case 112 can be by such as aluminium, aluminium alloy or plastic or other material system
It makes.
Battery case 112 is cuboid (hexahedron) in embodiment.Battery case 112 has 111 He of accommodate electrod component
The inner space of electrolyte, and battery case 112 has opening.Electrode assembly 111 is contained in battery case 112, cover board
115 covering openings, and for electrode assembly 111 to be enclosed in battery case 112.
First electrode terminal 113 and second electrode terminal 114 are located at the same surface of battery case 112, i.e. first electrode
Terminal 113 and second electrode terminal 114 are mounted on the cover board 115 of battery cell 11.And first electrode terminal 113 is through lid
Plate 115 is electrically connected with the first pole piece, and second electrode terminal 114 also extends through cover board 115 and is electrically connected with the second pole piece.Specifically, just
Pole active material is applied on the coating area of positive plate, and negative electrode active material is applied on the coating area of negative electrode tab.From
The uncoated area that coating area is extended then is used as tab, and electrode assembly 111 includes two tabs, i.e. anode ear and negative electrode lug, just
Tab extends from the coating area of positive plate；Negative electrode lug extends from the coating area of negative electrode tab.Anode ear and positive electrode terminal it
Between be electrically connected by positive terminal connector, be electrically connected between negative electrode lug and negative electrode terminal by negative terminal connector.
As shown in figure 5, in the present embodiment between the first electrode terminal 113 and second electrode terminal 114 of battery cell 11
Spacing be equal in same 11 arrangement architecture of battery cell the adjacent first electrode terminal 113 of adjacent cell monomer 11 and second electric
Spacing between extreme son 114.In the first battery cell arrangement architecture 1a relative to the second battery cell arrangement architecture 1b few one
A battery cell 11 and when mutually staggering placement, the first electrode end of the battery cell 11 in the first battery cell arrangement architecture 1a
The battery cell 11 of sub 113 place parts, the second battery cell adjacent thereto and below its vertical direction (Z-direction)
The second electrode terminal 114 of a battery cell 11 of arrangement architecture 1b is on same vertical line；And first battery cell
The battery cell 11 of the 114 place part of second electrode terminal of battery cell 11 in arrangement architecture 1a, it is adjacent thereto and be located at
The first electrode end of another battery cell 11 of the second battery cell arrangement architecture 1b below its vertical direction (Z-direction)
Son 113 is also on same vertical line, therefore need to only be connected by the busbar connector 2 of a long strip type to the first of overlying relation
Battery cell 11 in battery cell arrangement architecture 1a and the second battery cell arrangement architecture 1b is attached, can also be effective
Reach explosion-proof valve 116 on battery cell 11 and busbar connector 2 is non-interference.
As shown in figure 5, first electrode connection sheet 3 and second electrode connection sheet 4 are all disposed within the first battery cell arrangement knot
On structure 1a or the second battery cell arrangement architecture 1b, in the present embodiment, by first electrode connection sheet 3 and second electrode connection sheet
4 are arranged on the both ends of a fairly large number of 11 arrangement architecture of battery cell of battery cell 11, i.e., tie when the second battery cell arranges
11 quantity of battery cell of structure 1b is more than 11 quantity of battery cell of the first battery cell arrangement architecture 1a, then connects first electrode
Contact pin 3 and second electrode connection sheet 4 are connected to two battery cells at the second battery cell arrangement architecture 1b head and the tail both ends
11 first electrode terminal 113 and second electrode terminal 114, wherein first electrode connection sheet 3 is arranged in first electrode terminal 113
On, and second electrode connection sheet 4 is arranged on second electrode terminal 114, by first electrode connection sheet 3 and second electrode connection sheet
4 separation greatly avoid the possibility of short circuit, improve the safety of battery modules at the both ends of the second battery cell arrangement architecture 1b
Property.
It should be noted that being not intended to limit although the various embodiments described above have been described herein
The scope of patent protection of the utility model.Therefore, based on the innovative idea of the utility model, embodiment described herein is carried out
Change and modification or equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly
Or above technical scheme is used in other related technical areas indirectly, it is included in the protection model of the utility model patent
Within enclosing.
Claims (10)
1. a kind of battery modules, which is characterized in that including battery arrangement structure and multiple busbar connectors,
The battery arrangement structure includes the first battery cell arrangement architecture and the second battery cell arrangement architecture, first electricity
Pond monomer arrangement architecture and the second battery cell arrangement architecture include the multiple battery cells arranged in the horizontal direction,
The first battery cell arrangement architecture arranges along the vertical direction with the second battery cell arrangement architecture；
The battery cell includes battery case, and the battery case includes two along the horizontal direction opposed facing first
Surface；Described the of the first surface of the first battery cell arrangement architecture and the second battery cell arrangement architecture
One surface mutually staggers setting along the horizontal direction；
The multiple busbar connector is arranged in the horizontal direction, one end of the busbar connector and the first battery cell arrangement architecture
One battery cell of one battery cell connection, the other end of the busbar connector and the second battery cell arrangement architecture connects
It connects.
2. battery modules according to claim 1, which is characterized in that the first battery cell arrangement architecture is located at described
The top of second battery cell arrangement architecture, the quantity of the battery cell of the first battery cell arrangement architecture compared to
The quantity of the battery cell of second battery cell arrangement architecture at least lacks one.
3. battery modules according to claim 1, which is characterized in that the both ends position of the first battery cell arrangement architecture
Between the both ends of the second battery cell arrangement architecture, and the end face of the first battery cell arrangement architecture and described the
The end face of two battery cell arrangement architectures is not on the same face.
4. battery modules according to claim 1, which is characterized in that the battery cell includes electrode assembly and battery case
Body, the electrode assembly are contained in the battery case, and the electrode assembly includes the first pole piece, the second pole piece and setting
Diaphragm between first pole piece and second pole piece, the electrode assembly are takeup type structure and are flat, institute
The outer surface for stating electrode assembly includes two flat horizontal surfaces, and two flat horizontal surfaces are faced each other along the vertical direction；Or, described
Electrode assembly is laminated structure, and first pole piece, the diaphragm and second pole piece are laminated along the vertical direction.
5. battery modules according to claim 1, which is characterized in that the battery cell includes first electrode terminal and
Two electrode terminals, the first electrode terminal and the second electrode terminal are located at the same surface of the battery case.
6. battery modules according to claim 5, which is characterized in that the first electrode terminal of the battery cell and second
Spacing between electrode terminal is equal to the adjacent first electrode end of the adjacent battery cell in same battery cell arrangement architecture
Spacing between son and second electrode terminal.
7. battery modules according to claim 5, which is characterized in that further include:
First electrode connection sheet, two of the first battery cell arrangement architecture and the second battery cell arrangement architecture with
The upper battery cell is serially connected in battery block, the electrode terminal at the second battery cell arrangement architecture both ends and the second electricity
Extreme son is the first electrode terminal and second electrode terminal at the head and the tail both ends of the battery block, and the first electrode connection sheet is set
It sets on the first electrode terminal.
8. battery modules according to claim 5, which is characterized in that further include:
Second electrode connection sheet, the second electrode connection sheet are arranged on the second electrode terminal.
9. battery modules according to claim 1, which is characterized in that the battery cell the first electrode terminal with
Explosion-proof valve, the explosion-proof valve and the non-interference setting of the busbar connector are provided between the second electrode terminal.
10. battery modules according to claim 1, which is characterized in that the busbar connector is placed in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822275227.3U CN209447876U (en) | 2018-12-30 | 2018-12-30 | A kind of battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822275227.3U CN209447876U (en) | 2018-12-30 | 2018-12-30 | A kind of battery modules |
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| Publication Number | Publication Date |
|---|---|
| CN209447876U true CN209447876U (en) | 2019-09-27 |
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| CN201822275227.3U Active CN209447876U (en) | 2018-12-30 | 2018-12-30 | A kind of battery modules |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640893A (en) * | 2020-06-05 | 2020-09-08 | 东风汽车集团有限公司 | Battery module limiting plug-in component and fixing structure of limiting plug-in component and battery module |
| CN112310492A (en) * | 2019-11-29 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| CN112331983A (en) * | 2019-11-29 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| CN113036313A (en) * | 2021-03-05 | 2021-06-25 | 凯博能源科技有限公司 | Battery module |
| CN114467225A (en) * | 2020-04-03 | 2022-05-10 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, and device using battery as power supply |
| WO2023060657A1 (en) * | 2021-10-12 | 2023-04-20 | 宁德时代新能源科技股份有限公司 | Battery, electrical device, and method and device for preparing battery |
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2018
- 2018-12-30 CN CN201822275227.3U patent/CN209447876U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112310492A (en) * | 2019-11-29 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| CN112331983A (en) * | 2019-11-29 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| CN112310492B (en) * | 2019-11-29 | 2021-08-20 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| CN112331983B (en) * | 2019-11-29 | 2021-10-08 | 宁德时代新能源科技股份有限公司 | Battery module, device and failure processing method of failure battery monomer |
| US11588186B2 (en) | 2019-11-29 | 2023-02-21 | Contemporary Amperex Technology Co., Limited | Battery module, device, and failure handling method for failed battery cell |
| US11799142B2 (en) | 2019-11-29 | 2023-10-24 | Contemporary Amperex Technology Co., Limited | Battery module, device, and failure handling method for failed battery cell |
| CN114467225A (en) * | 2020-04-03 | 2022-05-10 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, and device using battery as power supply |
| CN114467225B (en) * | 2020-04-03 | 2023-12-15 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, and device using battery as power source |
| CN111640893A (en) * | 2020-06-05 | 2020-09-08 | 东风汽车集团有限公司 | Battery module limiting plug-in component and fixing structure of limiting plug-in component and battery module |
| CN113036313A (en) * | 2021-03-05 | 2021-06-25 | 凯博能源科技有限公司 | Battery module |
| WO2023060657A1 (en) * | 2021-10-12 | 2023-04-20 | 宁德时代新能源科技股份有限公司 | Battery, electrical device, and method and device for preparing battery |
| WO2023060715A1 (en) * | 2021-10-12 | 2023-04-20 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
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