CN212648370U - Cylindrical battery liquid cooling module - Google Patents
Cylindrical battery liquid cooling module Download PDFInfo
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- CN212648370U CN212648370U CN202021369628.6U CN202021369628U CN212648370U CN 212648370 U CN212648370 U CN 212648370U CN 202021369628 U CN202021369628 U CN 202021369628U CN 212648370 U CN212648370 U CN 212648370U
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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 application belongs to the technical field of power battery thermal management, and provides a cylindrical battery liquid cooling module which comprises an upper support, a lower support and a battery module, wherein the battery module comprises a plurality of cylindrical battery cores, the lower support is provided with a row hole which is connected with each battery core in a penetrating manner, the bottom of the lower support is provided with a liquid cooling plate, and the liquid cooling plate is contacted with the bottom of each battery core; the top of electric core is equipped with positive electrode and negative electrode, be equipped with the busbar on the upper bracket and with a plurality of trepanning that the electric core cup jointed, be equipped with on the busbar respectively with the positive electrode with the electrode connecting wire that the negative electrode is connected, the electrode connecting wire is followed the trepanning of upper bracket penetrates to on the electric core, and respectively with positive electrode and negative electrode on the electric core are connected. This application is to the technical problem who is difficult to the dress frame on the battery module that adopts snakelike liquid cooling pipe, makes the improvement to whole battery module and heat radiation structure, lets group battery and support counterpoint easily, improves the installation effectiveness.
Description
Technical Field
The application belongs to the technical field of power battery heat management, and particularly relates to a cylindrical battery liquid cooling module.
Background
When the power battery is used, the power battery needs to be at a proper temperature to ensure the normal use of the power battery. At present, after batteries are grouped, the problems of serious heating, uneven internal temperature distribution and the like exist in large-rate charge and discharge, and the service life of the batteries is seriously influenced. Common electric core structure can be divided into square, soft package and cylindrical electric core, and square and soft package are because its great surface, great area of contact when having guaranteed its and liquid cold plate heat transfer, and heat exchange efficiency is high. Cylindrical electric core is because its special circular structure, and the liquid cold plate often can't effectively contact with it to derive the heat that electric core produced.
To the heat dissipation scheme of cylindrical electric core, common form generally adopts to set up snakelike liquid cooling pipe in battery module, utilizes snakelike liquid cooling pipe winding to carry out the heat conduction in battery module. Let snakelike liquid cooling pipe hug closely the side of cylindrical electric core to alternate in the clearance between each electric core side, the positive pole and the negative pole of electric core are drawn forth from the top and the bottom of electric core respectively. But because the coiled pipe pastes the heat conduction silica gel after, need hug closely with cylinder electricity core, let be interference fit between cylinder electricity core and the heat conduction silica gel, after the coiled pipe of reassembling, there is mutual effort between every row of electricity core, make electricity core form uncontrollable states such as slope or skew, the support that leads to each electricity core and set up both ends about the electricity core can not mutually perpendicular, thereby lead to the trepanning one-to-one on every electricity core can not and the support, electric core dress frame operation difficulty, low in production efficiency.
Therefore, for the liquid cooling scheme of the cylindrical battery module, the technical problem which needs to be researched and solved by power battery manufacturers at present is still urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of this application is to provide a cylindrical battery liquid cooling module to the technical problem that is difficult to the dress frame on the battery module that adopts snakelike liquid cooling pipe, makes the improvement to whole battery module and heat radiation structure, lets group battery and support counterpoint easily, improves the installation effectiveness.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the cylindrical battery liquid cooling module comprises an upper support, a lower support and a battery module, wherein the battery module comprises a plurality of cylindrical battery cores, the lower support is provided with a row hole which is connected with each battery core in a penetrating manner, the bottom of the lower support is provided with a liquid cooling plate, and the liquid cooling plate is contacted with the bottom of each battery core; the top of electric core is equipped with positive electrode and negative electrode, be equipped with the busbar on the upper bracket and with a plurality of trepanning that the electric core cup jointed, be equipped with on the busbar respectively with the positive electrode with the electrode connecting wire that the negative electrode is connected, the electrode connecting wire is followed the trepanning of upper bracket penetrates to on the electric core, and respectively with positive electrode and negative electrode on the electric core are connected.
The application provides a cylindrical battery liquid cooling module's beneficial effect lies in: compared with the prior art, improve originally adopting snakelike liquid cooling pipe and set up the liquid cooling board for battery module one end to dispel the heat, make each circular electric core in the battery module respectively with the trepanning of upper bracket and the round one-to-one of arranging of lower carriage, dress frame convenient operation improves the installation effectiveness. In addition, in order to cooperate the structure that sets up the liquid cold drawing in the one end of battery module, will originally connect the structure of positive, negative electrode respectively through the both ends at each cylindrical electric core, the adjustment is to set up the top at cylindrical electric core with positive, negative electrode unification, and set up the busbar that has positive negative electrode connecting wire on the upper bracket, be connected with the positive negative electrode that is located cylindrical electric core top, and then make the battery module can realize unilateral electrode connection structure, save space effectively, make things convenient for electrode wiring and management.
The electrode connection structure on the battery cell is improved, a central boss and a surrounding edge surrounding the central boss are arranged at the top of the battery cell at intervals, a positive electrode of the battery cell is arranged on the central boss, and the positive electrode of the battery cell is arranged on the surrounding edge. Let cylindrical electric core's positive, negative electrode all set up at the top of electric core and interval setting to conveniently carry out electrode connection with the busbar on the upper bracket, improve electrode connection's stability effectively.
Optionally, parallel baffles are symmetrically arranged in the trepanning of the upper support, and the parallel baffles abut against the top surface of the battery cell sleeved in the trepanning; and an opening used for exposing the central boss and the surrounding edge is formed between the parallel baffles. Utilize parallel baffle and electric core top surface to offset to the top position of fixed electric core, and through the trompil between two parallel baffles, expose with the center boss that will have electric core positive electrode and the surrounding edge of negative electrode, be favorable to setting up the busbar on the parallel baffle, and let the electrode connecting wire on the busbar penetrate from the trompil and make the electrode connection.
Optionally, the two sides of the opening are provided with arc-shaped edges matched with the surrounding edges on the battery cell in shape, and the surrounding edges on the battery cell are exposed by the arc-shaped edges of the opening, so that the electrode connecting wire on the busbar penetrates and is connected in place, and the wiring length of the electrode connecting wire is effectively shortened.
Optionally, an installation table formed by splicing adjacent parallel baffles is arranged on the upper end face of the upper support, and the busbar is arranged on the installation table; the upper bracket is provided with a plurality of busbars and a plurality of rows of holes, and the busbars and the rows of holes are arranged at intervals. The upper bracket is provided with a spacing structure capable of mounting the bus bar, so that the electrode connection structure between the cylindrical battery core and the bus bar is arranged in order, and the stability of electrode connection is effectively improved.
Optionally, the electrode connecting wires include a positive connecting wire and a negative connecting wire, the busbars include a positive busbar having the positive connecting wire and a negative busbar having the negative connecting wire, the positive connecting wire on the positive busbar respectively extends towards two sides of the positive busbar and is connected with the positive electrode of the electric core, and the negative connecting wire on the negative busbar extends towards one side of the negative busbar and is connected with the negative electrode of the electric core. A plurality of bus bar group structures which are formed by a positive bus bar and are provided with negative bus bars on two sides are formed on the upper bracket, so that the space utilization rate on the upper bracket is effectively improved, and electrode wiring is reasonably arranged.
The liquid cooling structure of the battery module is improved, a heat-conducting plate is arranged on the liquid cooling plate, and the heat-conducting plate is a heat-conducting silica gel pad. The heat absorption and heat conduction characteristics of the heat conduction silica gel pad are utilized to play an effective heat transfer role.
Optionally, the bottom of each electric core is a contact plane, and the heat conducting plate is clamped between the liquid cooling plate and the lower bracket and abuts against the bottom of each electric core. Utilize this heat-conducting plate to change the heat from the "point" of each electricity core into the "face" of monoblock heat-conducting plate, enlarge heat transfer area effectively and accelerate heat transfer effect, let the liquid cooling plate absorb fast and cool down, improve the radiating effect.
Optionally, a liquid cooling channel is arranged inside the liquid cooling plate, and a liquid inlet pipe and a liquid outlet pipe communicated with the liquid cooling channel are arranged on at least one side face of the liquid cooling plate. The liquid cooling channel of the liquid cooling plate can preferably cover the plate body of the whole liquid cooling plate, and the heat absorption and cooling area is effectively increased. At least one side sets up the feed liquor pipe and the drain pipe of liquid cooling passageway on the liquid cooling board to set up the orientation of this feed liquor pipe and drain pipe, be favorable to setting up connecting tube, improve the installation effectiveness.
The overall structure of the battery module is improved, isolation gaps are arranged among the trepanning holes in the upper support, isolation gaps are arranged among the holes in the lower support, and the trepanning holes in the upper support correspond to the holes in the lower support in position. The cylindrical battery cores are in one-to-one correspondence with the sleeve holes of the upper support and the row holes of the lower support, and the rack mounting efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic perspective view of a cylindrical battery liquid cooling module according to an embodiment of the present disclosure;
fig. 2 is a schematic perspective view of an upper bracket according to an embodiment of the present disclosure;
fig. 3 is an exploded schematic view of a cylindrical battery liquid cooling module according to an embodiment of the present disclosure;
fig. 4 is a schematic perspective view illustrating an upper bracket and a battery module according to an embodiment of the present disclosure;
fig. 5 is a schematic view illustrating an assembly structure of an upper bracket and a bus bar according to an embodiment of the present disclosure;
fig. 6 is a schematic cross-sectional structure view of a cylindrical battery liquid cooling module according to an embodiment of the present disclosure.
Wherein, in the figures, the respective reference numerals:
100-a battery module;
1-upper support; 10-mounting a platform; 11-trepanning; 12-parallel baffles; 13-opening the hole; 131-an arc-shaped edge;
2-lower support; 21-row of holes;
3-electric core; 31-a central boss; 32-surrounding edge;
4-liquid cooling plate; 41-liquid inlet pipe; 42-a liquid outlet pipe;
5-a busbar; 50-electrode connecting wires; 501-positive connecting wire; 502-negative connection line; 51-positive bus bar; 52-negative bus bar;
6-heat conducting plate.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3 together, a cylindrical battery liquid cooling module according to an embodiment of the present disclosure will be described. The cylindrical battery liquid cooling module comprises an upper support 1, a lower support 2 and a battery module 100, wherein the battery module 100 comprises a plurality of cylindrical battery cores 3, the lower support 2 is provided with a row hole 21 which is connected with each battery core 3 in a penetrating manner, the bottom of the lower support 2 is provided with a liquid cooling plate 4, and the liquid cooling plate 4 is contacted with the bottom of each battery core 3; the top of electric core 3 is equipped with positive electrode and negative electrode, be equipped with busbar 5 on the upper bracket 1 and with a plurality of trepanning 11 that electric core 3 cup jointed, be equipped with on the busbar 5 respectively with the positive electrode with the electrode connection line 50 that the negative electrode is connected, electrode connection line 50 follow trepanning 11 of upper bracket 1 penetrates to on the electric core 3, and respectively with positive electrode and negative electrode on the electric core 3 are connected.
Compared with the prior art, the cylindrical battery liquid cooling module that this application provided will adopt snakelike liquid cooling pipe to improve to serve at battery module 100 and set up liquid cooling board 4 to dispel the heat to battery module 100, make each circular electric core 3 in the battery module 100 respectively with trepanning 11 of upper bracket 1 and the round hole 21 one-to-one of lower carriage 2, dress frame convenient operation improves the installation effectiveness.
In addition, in order to cooperate the structure that sets up liquid cold drawing 4 in the one end of battery module 100, will connect positive respectively through the both ends at each cylindrical electric core 3 originally, the structure of negative electrode, the adjustment is to be with positive, the negative electrode is unified to be set up at the top of cylindrical electric core 3, and set up the busbar 5 that has positive negative electrode connecting wire 50 on upper bracket 1, with the positive negative electrode that is located the 3 tops of cylindrical electric core and be connected, and then make battery module 100 can realize unilateral electrode connection structure, save space effectively, make things convenient for electrode wiring and management.
In another embodiment of the present application, an electrode connection structure on the battery cell 3 is optimized, please refer to fig. 3 and fig. 4, a central boss 31 and a surrounding edge 32 arranged around the central boss 31 at intervals are arranged at the top of the battery cell 3, a positive electrode of the battery cell 3 is arranged on the central boss 31, and a positive electrode of the battery cell 3 is arranged on the surrounding edge 32. Let cylindrical electric core 3's positive, negative electrode all set up at electric core 3's top and interval setting to conveniently carry out electrode connection with busbar 5 on upper bracket 1, improve electrode connection's stability effectively.
In another embodiment of the present application, please refer to fig. 2, symmetrically disposed parallel baffles 12 are disposed in a trepanning 11 of the upper bracket 1, and the parallel baffles 12 abut against the top surface of the battery cell 3 sleeved in the trepanning 11; an opening 13 for exposing the central boss 31 and the surrounding edge 32 is formed between the parallel baffle plates 12. Utilize parallel baffle 12 and electric core 3 top surface to offset, with the top position of fixed electric core 3 to through trompil 13 between two parallel baffle 12, with the central boss 31 that will have electric core 3 positive electrode and the surrounding edge 32 of negative electrode expose, be favorable to setting up busbar 5 on the parallel baffle 12, and let electrode connecting wire 50 on the busbar 5 penetrate from trompil 13 and make the electrode connect.
In another embodiment of the present application, referring to fig. 5, two sides of the opening 13 are provided with arc edges 131 matched with the shape of the surrounding edge 32 on the battery cell 3, and the arc edges 131 of the opening 13 are used to expose the surrounding edge 32 on the battery cell 3, so that the electrode connection line 50 on the bus bar 5 is inserted and connected in place, and the routing length of the electrode connection line 50 is effectively shortened.
In another embodiment of the present application, please refer to fig. 5, an installation table 10 formed by splicing adjacent parallel baffles 12 is disposed on the upper end surface of the upper bracket 1, and the bus bar 5 is disposed on the installation table 10; the upper support 1 is provided with a plurality of busbars 5 and a plurality of rows of holes 13, and the busbars 5 and the rows of holes 13 are arranged at intervals. An interval structure capable of installing the bus bar 5 is formed on the upper support 1, so that the electrode connection structure between the cylindrical battery cell 3 and the bus bar 5 is arranged in order, and the stability of electrode connection is effectively improved.
In another embodiment of the present application, referring to fig. 4 to fig. 6, the electrode connection line 50 includes a positive connection line 501 and a negative connection line 502, the bus bar 5 includes a positive bus bar 51 having the positive connection line 501 and a negative bus bar 52 having the negative connection line 502, the positive connection lines 501 on the positive bus bar 51 extend to both sides of the positive bus bar 51 and are connected to the positive electrodes of the battery cells 3, respectively, and the negative connection line 502 on the negative bus bar 52 extends to one side of the negative bus bar 52 and is connected to the negative electrodes of the battery cells 3. A plurality of bus-bar 5 groups of structures consisting of a positive bus-bar 51 and negative bus-bars 52 arranged on both sides are formed on the upper bracket 1, so that the space utilization rate on the upper bracket 1 is effectively improved, and electrode routing is reasonably arranged.
In another embodiment of the present application, a liquid cooling structure of the battery module 100 is optimized, please refer to fig. 1, fig. 3 and fig. 6, a heat conducting plate 6 is disposed on the liquid cooling plate 4, and the heat conducting plate 6 is a heat conducting silica gel pad. The heat absorption and heat conduction characteristics of the heat conduction silica gel pad are utilized to play an effective heat transfer role.
On the basis, please refer to fig. 6, the bottom of the battery cell 3 is a contact plane, and the heat conducting plate 6 is clamped between the liquid cooling plate 4 and the lower bracket 2 and abuts against the bottom of each battery cell 3. Utilize this heat-conducting plate 6 to change the heat from the "point" of each electricity core 3 into the "face" of monoblock heat-conducting plate 6, enlarge heat transfer area effectively and accelerate heat transfer effect, let liquid cooling plate 4 absorb and cool down fast, improve the radiating effect.
In another embodiment of the present application, referring to fig. 1 and fig. 3, a liquid cooling channel (not shown) is disposed inside the liquid cooling plate 4, and a liquid inlet pipe 41 and a liquid outlet pipe 42 communicated with the liquid cooling channel are disposed on at least one side surface of the liquid cooling plate 4. The liquid cooling channel of the liquid cooling plate 4 can preferably cover the whole plate body of the liquid cooling plate 4, and the heat absorption and cooling area is effectively increased. At least one side sets up the feed liquor pipe 41 and the drain pipe 42 of liquid cooling passageway on the liquid cooling board 4 to set up this feed liquor pipe 41 and drain pipe 42 orientation, be favorable to setting up the connecting tube, improve the installation effectiveness.
In another embodiment of the present application, the overall structure of the battery module 100 is optimized, please refer to fig. 6, an isolation gap is provided between each trepanning 11 on the upper bracket 1, an isolation gap is provided between each row of holes 21 on the lower bracket 2, and the trepanning 11 on the upper bracket 1 and the row of holes 21 on the lower bracket 2 correspond to each other in position. The cylindrical battery cells 3 are in one-to-one correspondence with the sleeve holes 11 of the upper support 1 and the row holes 21 of the lower support 2, and the rack mounting efficiency is improved.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A cylindrical battery liquid cooling module is characterized by comprising an upper support, a lower support and a battery module, wherein the battery module comprises a plurality of cylindrical battery cores, the lower support is provided with a row hole which is connected with each battery core in a penetrating manner, and the bottom of the lower support is provided with a liquid cooling plate which is contacted with the bottom of each battery core; the top of electric core is equipped with positive electrode and negative electrode, be equipped with the busbar on the upper bracket and with a plurality of trepanning that the electric core cup jointed, be equipped with on the busbar respectively with the positive electrode with the electrode connecting wire that the negative electrode is connected, the electrode connecting wire is followed the trepanning of upper bracket penetrates to on the electric core, and respectively with positive electrode and negative electrode on the electric core are connected.
2. The cylindrical battery liquid cooling module set forth in claim 1, wherein a central boss and a surrounding edge surrounding the central boss are provided on the top of the battery core, the positive electrode of the battery core is provided on the central boss, and the positive electrode of the battery core is provided on the surrounding edge.
3. The cylindrical battery liquid cooling module of claim 2, wherein symmetrically arranged parallel baffles are arranged in the trepanning of the upper bracket, and the parallel baffles abut against the top surface of the battery core sleeved in the trepanning; and an opening used for exposing the central boss and the surrounding edge is formed between the parallel baffles.
4. The cylindrical battery liquid cooling module set forth in claim 3, wherein the two sides of the opening are provided with arc-shaped edges matched with the surrounding edges on the battery core in shape.
5. The cylindrical battery liquid cooling module set forth in claim 3, wherein the upper end surface of the upper frame is provided with a mounting platform formed by splicing adjacent parallel baffles, and the bus bar is arranged on the mounting platform; the upper bracket is provided with a plurality of busbars and a plurality of rows of holes, and the busbars and the rows of holes are arranged at intervals.
6. The cylindrical battery liquid cooling module of claim 1, wherein the electrode connection lines comprise positive connection lines and negative connection lines, the busbars comprise positive busbars with the positive connection lines and negative busbars with the negative connection lines, the positive connection lines on the positive busbars respectively extend towards two sides of the positive busbars and are connected with the positive electrodes of the battery cells, and the negative connection lines on the negative busbars extend towards one side of the negative busbars and are connected with the negative electrodes of the battery cells.
7. The cylindrical battery liquid cooling module of claim 1, wherein the liquid cooling plate is provided with a heat conducting plate, and the heat conducting plate is a heat conducting silicone pad.
8. The cylindrical battery liquid cooling module of claim 7, wherein the bottom of the battery cell is a contact plane, and the heat conducting plate is clamped between the liquid cooling plate and the lower bracket and abuts against the bottom of each battery cell.
9. The cylindrical battery liquid cooling module of claim 1, wherein a liquid cooling channel is disposed inside the liquid cooling plate, and a liquid inlet pipe and a liquid outlet pipe communicated with the liquid cooling channel are disposed on at least one side of the liquid cooling plate.
10. The cylindrical battery liquid cooling module as claimed in any one of claims 1 to 9, wherein an isolation gap is provided between the holes in the upper bracket, an isolation gap is provided between the holes in the lower bracket, and the holes in the upper bracket and the holes in the lower bracket are positioned corresponding to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369628.6U CN212648370U (en) | 2020-07-13 | 2020-07-13 | Cylindrical battery liquid cooling module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369628.6U CN212648370U (en) | 2020-07-13 | 2020-07-13 | Cylindrical battery liquid cooling module |
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| CN212648370U true CN212648370U (en) | 2021-03-02 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206334A (en) * | 2021-03-24 | 2021-08-03 | 浙江合众新能源汽车有限公司 | Big module of power battery |
| CN114024081A (en) * | 2021-10-29 | 2022-02-08 | 中国第一汽车股份有限公司 | Power battery |
| WO2022235096A1 (en) * | 2021-05-06 | 2022-11-10 | 주식회사 엘지에너지솔루션 | Bus bar assembly, battery pack including same, and automobile |
| WO2024008195A1 (en) * | 2022-07-08 | 2024-01-11 | 湖北亿纬动力有限公司 | Battery pack and ccs assembly thereof |
| CN117728533A (en) * | 2023-11-23 | 2024-03-19 | 南京工业职业技术大学 | Power supply equipment and assembling method thereof |
-
2020
- 2020-07-13 CN CN202021369628.6U patent/CN212648370U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206334A (en) * | 2021-03-24 | 2021-08-03 | 浙江合众新能源汽车有限公司 | Big module of power battery |
| WO2022235096A1 (en) * | 2021-05-06 | 2022-11-10 | 주식회사 엘지에너지솔루션 | Bus bar assembly, battery pack including same, and automobile |
| CN114024081A (en) * | 2021-10-29 | 2022-02-08 | 中国第一汽车股份有限公司 | Power battery |
| CN114024081B (en) * | 2021-10-29 | 2023-12-05 | 中国第一汽车股份有限公司 | Power battery |
| WO2024008195A1 (en) * | 2022-07-08 | 2024-01-11 | 湖北亿纬动力有限公司 | Battery pack and ccs assembly thereof |
| CN117728533A (en) * | 2023-11-23 | 2024-03-19 | 南京工业职业技术大学 | Power supply equipment and assembling method thereof |
| CN117728533B (en) * | 2023-11-23 | 2024-05-24 | 南京工业职业技术大学 | Power supply equipment and assembling method thereof |
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