CN207743264U - A kind of battery modules for electric passenger vehicle - Google Patents
A kind of battery modules for electric passenger vehicle Download PDFInfo
- Publication number
- CN207743264U CN207743264U CN201820019620.3U CN201820019620U CN207743264U CN 207743264 U CN207743264 U CN 207743264U CN 201820019620 U CN201820019620 U CN 201820019620U CN 207743264 U CN207743264 U CN 207743264U
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- Prior art keywords
- cover board
- pole piece
- slot
- end plate
- harness
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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
Abstract
The utility model is related to a kind of battery modules for electric passenger vehicle,Including battery pack,Strap,Integrated cover board,Upper cover,End plate and press strip,The outside of the end plate is equipped with established angle,The integrated cover board includes cover board,Pole piece,Harness and low voltage connector,The side in cover board along cell thickness direction is arranged by Z-shaped connector for the low voltage connector,The both ends of the cover board are extended downwardly outward along cell thickness direction equipped with pole piece connecting seat,The end plate is placed in the both ends of battery pack along cell thickness direction,The strap ties up battery and end plate,Integrated cover board uses laser welding with battery pack,Integrated cover board,It is connected using snap between upper cover and end plate,It is connected using blind rivet between press strip and end plate,The utility model is by being arranged low voltage connector and pole piece connecting seat in the top of the same side of module established angle,Reduce the whole height of module,Be conducive to improve the space availability ratio of battery modules.
Description
Technical field
The utility model category New-energy electric vehicle field more particularly to power battery equipment technology field, and in particular to
A kind of battery modules for electric passenger vehicle.
Background technology
It is new as the major action-for alleviating the energy and environmental pressure with the proposition of national related new energy laws and regulations
Energy automobile is developed rapidly, such as electric motor coach, electric bus some by power battery provide power source commercialization
Vehicle, it is small with its environmental pollution, and the advantage of course continuation mileage length, the daily life for being widely used in us suffer, still
Although electric passenger vehicle has now been developed comes, but is not widely used, main reasons is that passenger car itself
Space is small compact-sized, leaves the space very little really of installation battery system for, therefore the occupied space for reducing battery system becomes
The hot spot of power battery business research.
In electric passenger vehicle, battery system is, the manufacture craft of battery modules in series by multiple battery modules：
Multiple single batteries stacking is tied up first, then upper integrated cover board, the electricity for integrating cover board and single battery is realized by pole piece
All harness, are then connected on low voltage connector by connection, and wherein low voltage connector is mounted on the top of integrated cover board, or
One pressing plate is set again on integrated cover board for placing low voltage connector, upper cover protection wire and pole piece are finally installed.Unfortunately
This mode is unfavorable for reducing the height of module, and main cause has：1, low voltage connector is arranged in the upper of cover board or pressing plate
Side, increases the whole height of module；2, always go out pole piece and be largely all utilized in the side of welding or self-clinching stud on pole piece
Then formula will always go out pole piece and integrate on the cover board, the screw always gone out on pole piece is to stretch out the upper surface for integrating cover board, this is resulted in
The increase of module whole height.
Utility model content
Module whole height increases caused by order to solve the problems, such as low voltage connector and always go out pole piece, and the utility model carries
A kind of battery modules for electric passenger vehicle are gone out.
The utility model is to realize that above-mentioned target adopts the technical scheme that：
A kind of battery modules for electric passenger vehicle include that the battery for forming matrix type is stacked gradually by multiple batteries
Group, each battery are equipped with opposite polarity two rectangle poles, further include strap, integrated cover board, upper cover, press strip
And end plate；
The integrated cover board includes rectangular cover board and integrated series/parallel pole piece on the cover board, always goes out pole piece, line
Beam and low voltage connector, the cover board are equipped with multiple row pole piece slot and harness slot, the centre position of a cover board wherein short side
The trapezoidal portion that is equipped with is outwardly protruded, the centre in the trapezoidal portion is equipped with U-shaped line outlet, and the U-shaped line outlet is connected to harness slot, institute
The lower surface that low voltage connector is connected to trapezoidal portion by Z-shaped connector is stated, wherein length of the both ends of 1 row pole piece slot along cover board
Degree is extended downwardly equipped with pole piece connecting seat outward, and the harness is welded on series/parallel pole piece and always goes out on pole piece, the wire harness clip
Be placed in harness slot, the series/parallel pole piece card is placed in pole piece slot, it is described always go out pole piece card be placed on pole piece connecting seat and with pole
At the adjacent pole piece slot of piece connecting seat, the harness is pooled to the harness slot at trapezoidal portion Nei and is drawn from U-shaped line outlet, is inserted into low
In the angles PIN for pressing connector bottom；
The geomery of the upper cover can just cover all other positions in addition to pole piece connecting seat on cover board, described
On the upper surface of upper cover card slot is equipped with along cell thickness direction；
The press strip is the open strip shell in a upper surface；
The end plate be equipped with reinforcing rib and be packaged zone face rectangular slab, the end plate upwardly extend equipped with and press strip sum aggregate
At the matched engaging lug of cover board, the end plate is extended downwardly equipped with mounting ear, and the mounting ear is equipped with established angle；
The end plate is placed in the both ends of battery pack along cell thickness direction, and the strap bypasses the packing zone face of end plate
It is tied up from outside by battery pack and end plate, the integrated cover board is placed in the top of battery pack, integrates the series/parallel pole piece on cover board
Always go out and use laser welding between pole piece and the pole of battery, integrated cover board is connect with end plate using snap, it is described on
It is placed on integrated cover board top, upper cover is also connect using snap with integrated cover board, and the press strip is placed in the card slot of upper cover
It is interior by blind rivet and end plate connection, the module is connect by the pole piece connecting seat for leaking in side with the series connection copper bar of outside.
The length direction of the cover board is equipped with multiple row straight trough mouth, and the straight trough mouth is equipped with corresponding with battery anti-explosion valve
Venthole.
The pole piece slot is spaced apart with straight trough mouth, and the pole piece slot is equipped with port corresponding with battery electrode column.
The harness slot is made of a plurality of vertical harness slot and a lateral harness slot, and the vertical harness slot is arranged straight
The centre of notch and pole piece slot, the transverse direction harness slot are arranged at the trapezoidal portion of cover board, the transverse direction harness slot and vertical line
Beam slot is interconnected.
The low voltage connector includes connector body and mounting surface, and the lower part of the connector body is equipped with the angles PIN.
The Z-shaped connector includes sequentially connected upper plane, lower bending and flanging, and the upper plane is equipped with and lid
The corresponding U-shaped breach of U-shaped line outlet of plate, the centre of the flanging are equipped with the rectangular bayonet that can block connector body,
The both sides of the flanging are corresponding with the mounting surface of low voltage connector.
Card slot on the upper lid is corresponding with the straight trough mouth on integrated cover board, and the card slot is equipped with multiple waist-shaped holes.
The press strip is equipped with multiple gas vents.
The beneficial effects of the utility model：
1, integrated formed on the cover board of pole piece, harness and low voltage connector is integrated cover board by the utility model, improves electricity
The integrated level of pond module is advantageously implemented automation, improves production efficiency；
2, the utility model is by being arranged low voltage connector and pole piece connecting seat in the same side of module established angle
Top reduces the whole height of module, is conducive to the space availability ratio for improving battery modules.
Description of the drawings
Fig. 1 is the utility model configuration schematic diagram；
Fig. 2 is integrated covering plate structure schematic diagram；
Fig. 3 is cover plate schematic diagram；
Fig. 4 is low voltage connector schematic diagram；
Fig. 5 is Z-shaped connecting-piece structure schematic diagram；
Fig. 6 is the structural schematic diagram of upper cover；
Fig. 7 is the structural schematic diagram of press strip；
Fig. 8 is the structural schematic diagram of end plate；
Structural schematic diagram after Fig. 9 the utility model assembled formations.
In figure：1, battery pack 2, strap 3, integrated cover board 4, upper cover 5, press strip 6, end plate 31, cover board 32, string/
Pole piece 33 in parallel always goes out pole piece 34, pole piece connecting seat 35, low voltage connector 36, Z-shaped connector 37, harness 311, pole
Film trap 312, port 313, straight trough mouth 314, venthole 315, harness slot 316, trapezoidal portion 317, U-shaped line outlet 3151,
Lateral harness slot 3152, vertical harness slot 351, connector body 352, mounting surface 353, the angles PIN 361, upper plane
362, U-shaped breach 363, lower bending 364, flanging 365, rectangular bayonet 41, card slot 42, waist-shaped hole 51, gas vent
61, reinforcing rib 62, packing zone face 63, engaging lug 64, mounting ear 65, established angle.
Specific implementation mode
Module whole height increases caused by order to solve the problems, such as low voltage connector and always go out pole piece, and the utility model carries
A kind of battery modules for electric passenger vehicle are gone out.The utility model is expanded on further with reference to diagram.
As shown in Figure 1, a kind of battery modules for electric passenger vehicle, including stacked gradually by multiple batteries and form matrix
The battery pack of type（1）, each battery is equipped with opposite polarity two rectangle poles, further includes strap（2）, it is integrated
Cover board（3）, upper cover（4）, press strip（5）And end plate（6）.
As shown in Fig. 2, integrated cover board（3）Including rectangular cover board（31）And it is integrated in cover board（31）On it is serial/parallel
Join pole piece（32）, always go out pole piece（33）, harness（37）And low voltage connector（35）.
As shown in figure 3, cover board（31）Length direction be equipped with multiple row pole piece slot（311）, harness slot（315）With straight trough mouth
（313）, the cover board（31）The centre position of a wherein short side is outwardly protruded equipped with trapezoidal portion（316）, the pole piece slot（311）
It is equipped with port corresponding with battery electrode column（312）, the pole piece slot（311）With straight trough mouth（313）It is spaced apart, it is described straight
Notch（313）It is equipped with venthole corresponding with battery anti-explosion valve（314）, the harness slot（315）By the vertical harness of multiple row
Slot（3152）With the lateral harness slot of a row（3151）Composition, the vertical harness slot（3152）It is arranged in straight trough mouth（313）The pole and
Film trap（311）Centre, the transverse direction harness slot（3151）It is arranged in cover board（31）Trapezoidal portion（316）Place, the x wire
Beam slot（3151）With vertical harness slot（3152）It is interconnected, the trapezoidal portion（316）Centre be equipped with U-shaped line outlet（317）,
The U-shaped line outlet（317）With lateral harness slot（3151）Connection, the wherein 1 row pole piece slot（311）Both ends along cover board
（31）Length extended downwardly outward equipped with pole piece connecting seat（34）.
As shown in figure 4, low voltage connector（35）Including connector body（351）And mounting surface（352）, the connector master
Body（351）Lower part be equipped with the angles PIN（353）.
As shown in figure 5, Z-shaped connector（36）Including sequentially connected upper plane（361）, lower bending（363）And flanging
（364）, the upper plane（361）It is equipped with and cover board（31）U-shaped line outlet（317）Corresponding U-shaped breach（362）, institute
State flanging（364）Centre be equipped with can block connector body（351）Rectangular bayonet（365）, the flanging（364）'s
Both sides and low voltage connector（35）Mounting surface（352）It is corresponding.
As shown in Fig. 2, low voltage connector（35）Pass through Z-shaped connector（36）It is connected to trapezoidal portion（316）Lower surface, institute
State harness（37）It is welded on series/parallel pole piece（32）With always go out pole piece（33）On, the harness（37）Card is placed on harness slot（315）
It is interior, the series/parallel pole piece（32）Card is placed on pole piece slot（311）It is interior, it is described always to go out pole piece（33）Card is placed on pole piece connecting seat
（34）With with pole piece connecting seat（34）Adjacent pole piece slot（311）Place, the harness（37）It is pooled to trapezoidal portion（316）The line at place
Beam slot（315）It is interior from U-shaped line outlet（317）It draws, is inserted into low voltage connector（35）The angles PIN of bottom（353）It is interior.
As shown in fig. 6, upper cover（4）Geomery can just cover all cover board（31）On in addition to pole piece connecting seat
（34）Other positions, the upper cover（4）Upper surface on along cell thickness direction be equipped with card slot（41）, the card slot（41）
With integrated cover board（3）On straight trough mouth（313）It is corresponding, the card slot（41）It is equipped with multiple waist-shaped holes（42）.
As shown in fig. 7, press strip（5）For the open strip shell in a upper surface, the press strip（5）It is equipped with multiple rows
Stomata（51）.
As shown in figure 8, the end plate（6）To be equipped with reinforcing rib（61）With packing zone face（62）Rectangular slab, the end plate
（6）It upwardly extends and is equipped with and press strip（5）With integrated cover board（3）Matched engaging lug（63）, the end plate（6）It extends downwardly and sets
There is mounting ear（64）, the mounting ear（64）It is equipped with established angle（65）.
Assembling mode：As shown in figure 9, end plate（6）It is placed in battery pack along cell thickness direction（1）Both ends, it is described to beat
Band（2）Around end plate（6）Packing zone face（62）From outside by battery pack（1）And end plate（6）It ties up, the integrated cover board
（3）It is placed in battery pack（1）Top, integrate cover board（3）On series/parallel pole piece（32）With always go out pole piece（33）With the pole of battery
Laser welding is used between column, integrates cover board（3）With end plate（6）It is connected using snap, low voltage connector（35）And pole piece
Connecting seat（34）Positioned at module established angle（65）Same side top, the upper cover（4）It is placed in integrated cover board（3）Top pair
Entire module is protected, upper cover（4）With integrated cover board（3）Also snap is used to connect, the press strip（5）It is placed in upper cover
（4）Card slot（41）It is interior to pass through blind rivet and end plate（6）Connection, when battery anti-explosion valve is opened, gas is successively by integrating cover board
（3）On venthole（314）And upper cover（4）On waist-shaped hole（42）From press strip（5）On gas vent（51）Discharge, the module
By leaking the pole piece connecting seat in side（34）It is connect with external series connection copper bar.
Integrated formed on the cover board of pole piece, harness and low voltage connector is integrated cover board by the utility model, improves battery
The integrated level of module is advantageously implemented automation, improves production efficiency.The utility model is by by low voltage connector and pole piece
The top in the same side of module established angle is arranged in connecting seat, reduces the whole height of module, is conducive to improve battery mould
The space availability ratio of group.
Claims (8)
1. a kind of battery modules for electric passenger vehicle include stacking gradually the battery pack for forming matrix type by multiple batteries
（1）, each battery is equipped with opposite polarity two rectangle poles, which is characterized in that further includes strap（2）, it is integrated
Cover board（3）, upper cover（4）, press strip（5）And end plate（6）；
The integrated cover board（3）Including rectangular cover board（31）And it is integrated in cover board（31）On series/parallel pole piece（32）、
Always go out pole piece（33）, harness（37）And low voltage connector（35）, the cover board（31）It is equipped with multiple row pole piece slot（311）And harness
Slot（315）, the cover board（31）The centre position of a wherein short side is outwardly protruded equipped with trapezoidal portion（316）, the trapezoidal portion
（316）Centre be equipped with U-shaped line outlet（317）, the U-shaped line outlet（317）With harness slot（315）Connection, the low pressure connect
Connect device（35）Pass through Z-shaped connector（36）It is connected to trapezoidal portion（316）Lower surface, wherein 1 row pole piece slot（311）Both ends edge
Cover board（31）Length extended downwardly outward equipped with pole piece connecting seat（34）, the harness（37）It is welded on series/parallel pole piece
（32）With always go out pole piece（33）On, the harness（37）Card is placed on harness slot（315）It is interior, the series/parallel pole piece（32）Card is put
In pole piece slot（311）It is interior, it is described always to go out pole piece（33）Card is placed on pole piece connecting seat（34）With with pole piece connecting seat（34）Adjacent
Pole piece slot（311）Place, the harness（37）It is pooled to trapezoidal portion（316）The harness slot at place（315）It is interior from U-shaped line outlet（317）
It draws, is inserted into low voltage connector（35）The angles PIN of bottom（353）It is interior；
The upper cover（4）Geomery can just cover all cover board（31）On in addition to pole piece connecting seat（34）Other portions
Position, the upper cover（4）Upper surface on along cell thickness direction be equipped with card slot（41）；
The press strip（5）For the open strip shell in a upper surface；
The end plate（6）To be equipped with reinforcing rib（61）With packing zone face（62）Rectangular slab, the end plate（6）It upwardly extends and is equipped with
With press strip（5）With integrated cover board（3）Matched engaging lug（63）, the end plate（6）It extends downwardly and is equipped with mounting ear（64）, institute
State mounting ear（64）Outside be equipped with established angle（65）；
The end plate（6）It is placed in battery pack along cell thickness direction（1）Both ends, the strap（2）Around end plate（6）'s
It is packaged zone face（62）From outside by battery pack（1）And end plate（6）It ties up, the integrated cover board（3）It is placed in battery pack（1）It is upper
Portion integrates cover board（3）On series/parallel pole piece（32）With always go out pole piece（33）Laser welding is used between the pole of battery,
Integrated cover board（3）With end plate（6）It is connected using snap, the upper cover（4）It is placed in integrated cover board（3）Top, upper cover（4）With
Integrated cover board（3）Also snap is used to connect, the press strip（5）It is placed in upper cover（4）Card slot（41）It is interior to pass through blind rivet and end
Plate（6）Connection, the module is by leaking the pole piece connecting seat in side（34）It is connect with external series connection copper bar.
2. a kind of battery modules for electric passenger vehicle according to claim 1, the cover board（31）Length direction
It is equipped with multiple row straight trough mouth（313）, the straight trough mouth（313）It is equipped with venthole corresponding with battery anti-explosion valve（314）.
3. a kind of battery modules for electric passenger vehicle according to claim 1, the pole piece slot（311）With straight trough mouth
（313）It is spaced apart, the pole piece slot（311）It is equipped with port corresponding with battery electrode column（312）.
4. a kind of battery modules for electric passenger vehicle according to claim 1, the harness slot（315）By a plurality of perpendicular
To harness slot（3152）With a lateral harness slot（3151）Composition, the vertical harness slot（3152）It is arranged in straight trough mouth
（313）With pole piece slot（311）Centre, the transverse direction harness slot（3151）It is arranged in cover board（31）Trapezoidal portion（316）Place, institute
State lateral harness slot（3151）With vertical harness slot（3152）It is interconnected.
5. a kind of battery modules for electric passenger vehicle according to claim 1, which is characterized in that the low pressure connection
Device（35）Including connector body（351）And mounting surface（352）, the connector body（351）Lower part be equipped with the angles PIN
（353）.
6. a kind of battery modules for electric passenger vehicle according to claim 1, the Z-shaped connector（36）Including according to
The upper plane of secondary connection（361）, lower bending（363）And flanging（364）, the upper plane（361）It is equipped with and cover board（31）
U-shaped line outlet（317）Corresponding U-shaped breach（362）, the flanging（364）Centre be equipped with can block connector master
Body（351）Rectangular bayonet（365）, the flanging（364）Both sides and low voltage connector（35）Mounting surface（352）Relatively
It answers.
7. a kind of battery modules for electric passenger vehicle according to claim 1, which is characterized in that the upper cover（4）
On card slot（41）With integrated cover board（3）On straight trough mouth（313）It is corresponding, the card slot（41）It is equipped with multiple waist-shaped holes
（42）.
8. a kind of battery modules for electric passenger vehicle according to claim 1, which is characterized in that the press strip（5）
It is equipped with multiple gas vents（51）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820019620.3U CN207743264U (en) | 2018-01-06 | 2018-01-06 | A kind of battery modules for electric passenger vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820019620.3U CN207743264U (en) | 2018-01-06 | 2018-01-06 | A kind of battery modules for electric passenger vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207743264U true CN207743264U (en) | 2018-08-17 |
Family
ID=63121690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820019620.3U Active CN207743264U (en) | 2018-01-06 | 2018-01-06 | A kind of battery modules for electric passenger vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207743264U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541289A (en) * | 2018-10-09 | 2019-03-29 | 山东科技大学 | Lithium battery group single battery electric current high-precise synchronization in parallel acquires experimental provision |
| CN109755627A (en) * | 2019-01-28 | 2019-05-14 | 深圳市易为派科技有限公司 | The knot installation and its binding method of battery modules |
| DE102018218377A1 (en) * | 2018-10-26 | 2020-04-30 | Mahle International Gmbh | Electrical energy storage |
| TWI712204B (en) * | 2018-12-29 | 2020-12-01 | 大陸商比亞迪股份有限公司 | Power battery pack and vehicle |
| CN112421163A (en) * | 2020-11-05 | 2021-02-26 | 天津恒天新能源汽车研究院有限公司 | Battery PACK suitable for remove energy storage car |
| WO2021139054A1 (en) * | 2020-01-12 | 2021-07-15 | 南京创源天地动力科技有限公司 | Pressure plate structure of power battery pack module, and power battery pack module |
| CN117335071A (en) * | 2023-11-30 | 2024-01-02 | 浙江卧龙储能系统有限公司 | battery pack |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
-
2018
- 2018-01-06 CN CN201820019620.3U patent/CN207743264U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541289A (en) * | 2018-10-09 | 2019-03-29 | 山东科技大学 | Lithium battery group single battery electric current high-precise synchronization in parallel acquires experimental provision |
| DE102018218377A1 (en) * | 2018-10-26 | 2020-04-30 | Mahle International Gmbh | Electrical energy storage |
| CN111106284A (en) * | 2018-10-26 | 2020-05-05 | 马勒国际有限公司 | Electric energy storage device |
| TWI712204B (en) * | 2018-12-29 | 2020-12-01 | 大陸商比亞迪股份有限公司 | Power battery pack and vehicle |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
| CN109755627A (en) * | 2019-01-28 | 2019-05-14 | 深圳市易为派科技有限公司 | The knot installation and its binding method of battery modules |
| CN109755627B (en) * | 2019-01-28 | 2020-12-25 | 深圳市易为派科技有限公司 | Battery module bundling equipment and bundling method thereof |
| WO2021139054A1 (en) * | 2020-01-12 | 2021-07-15 | 南京创源天地动力科技有限公司 | Pressure plate structure of power battery pack module, and power battery pack module |
| CN112421163A (en) * | 2020-11-05 | 2021-02-26 | 天津恒天新能源汽车研究院有限公司 | Battery PACK suitable for remove energy storage car |
| CN117335071A (en) * | 2023-11-30 | 2024-01-02 | 浙江卧龙储能系统有限公司 | battery pack |
| CN117335071B (en) * | 2023-11-30 | 2024-03-12 | 浙江卧龙储能系统有限公司 | Battery pack |
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