CN115863833B - Busbar cooling assembly and battery module - Google Patents
Busbar cooling assembly and battery module Download PDFInfo
- Publication number
- CN115863833B CN115863833B CN202211652179.XA CN202211652179A CN115863833B CN 115863833 B CN115863833 B CN 115863833B CN 202211652179 A CN202211652179 A CN 202211652179A CN 115863833 B CN115863833 B CN 115863833B
- Authority
- CN
- China
- Prior art keywords
- heat
- busbar
- cooling assembly
- conducting
- insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Secondary Cells (AREA)
Abstract
The invention relates to the technical field of new energy batteries, and provides a busbar cooling assembly and a battery module, wherein the busbar cooling assembly comprises a mounting frame which is provided with a mounting cavity; the battery cell comprises a mounting frame, a heat conduction insulating bracket, bus bars, at least two battery cells and battery cells, wherein the heat conduction insulating bracket is arranged in pairs on two opposite sides of the mounting frame and is positioned on two opposite sides of the mounting cavity, the bus bars are arranged in pairs on two sides of the mounting cavity and are fixed on the heat conduction insulating bracket, the battery cells are in one-to-one correspondence with the bus bars in each pair, the battery cells are stacked in the mounting cavity, the two sides of the battery cells are provided with pole lugs, and the pole lugs on the two sides of the battery cells are respectively connected with the bus bars on the two sides. The busbar is installed and directly dispels the heat on the insulating support of heat conduction, has improved radiating efficiency and temperature homogeneity, and insulating support of heat conduction is supporting structure and heat conduction piece simultaneously, has improved system integration efficiency.
Description
Technical Field
The invention relates to the technical field of new energy batteries, in particular to a busbar cooling assembly and a battery module.
Background
Thermal safety is the key and hot spot direction of current power battery module and system research. The existing thermal management generally places the heat conducting material on the large surface of the battery cell, and the battery cell tab is rarely adopted. The thermal conductivity of the cell in the thickness direction is low, and the heat conduction material is placed on the large surface of the cell, so that the temperature difference between the inside and the surface of the cell is large, the material transmission and the electrochemical reaction in the cell are affected, and the cell management system is not beneficial to making the most accurate judgment. The soft package battery cell is generally supported by a bracket, and the battery cell is stacked into a module. The serial-parallel connection of the battery cells is realized through the connection of the battery cell lugs and the bus bars, and the bus bars are also generally fixed at one end of the bracket. In order to ensure electrical safety and insulation performance, the material of the bracket is generally selected from organic composite materials such as nylon, MPPO and the like. Although insulating and flame retardant, they have poor thermal conductivity. As for the battery cell itself, studies have been shown that the temperature rise at the positive electrode tab is maximum and the temperature is highest during the charge and discharge thereof, particularly under a large current. And there is contact resistance in the connection position of electric core tab and busbar again, leads to this to be in when passing through heavy current calorific capacity great, and the temperature rise is higher, and current combined material support can not in time conduct away the heat again. And the existing battery module has complex structure, more heat management parts and lower integration level and grouping efficiency.
Disclosure of Invention
The present invention is directed to solving at least one of the technical problems existing in the related art. Therefore, the invention provides the busbar cooling assembly, the busbar is arranged on the heat-conducting insulating support to directly dissipate heat, the heat dissipation efficiency and the temperature uniformity are improved, and the heat-conducting insulating support is used as a supporting structure and a heat-conducting piece at the same time, so that the system integration efficiency is improved.
The invention also provides a battery module which comprises a shell and the busbar cooling assembly.
A busbar cooling assembly according to an embodiment of the first aspect of the present invention includes:
the mounting frame is provided with a mounting cavity;
The heat-conducting insulating brackets are arranged on the mounting frame in pairs and are positioned on two opposite sides of the mounting cavity;
the bus bars are arranged on two sides of the mounting cavity in pairs and are fixed on the heat-conducting insulating bracket;
The battery cells are in one-to-one correspondence with the bus bars, the battery cells are stacked and arranged in the mounting cavity, the two sides of each battery cell are provided with lugs, and the lugs on the two sides of each battery cell are respectively connected with the bus bars on the two sides.
According to the busbar cooling assembly provided by the embodiment of the invention, the heat-conducting insulating brackets are provided with the protrusions and the recesses, and when the heat-conducting insulating brackets are stacked, the protrusions and the recesses of two adjacent heat-conducting insulating brackets are mutually embedded.
According to the busbar cooling assembly provided by the embodiment of the invention, the busbar is provided with the clamping part, and the busbar is clamped with the heat-conducting insulating bracket through the clamping part.
According to the busbar cooling assembly provided by the embodiment of the invention, the mounting frame comprises four fixing rods extending along the stacking direction of the battery cells, the mounting cavity is formed among the four fixing rods, and two ends of each pair of heat-conducting insulating supports are respectively arranged on the fixing rods in a penetrating manner through fixing pipes.
According to the busbar cooling assembly provided by the embodiment of the invention, the surface of the heat conduction and insulation support, which faces away from the busbar, is provided with a plurality of fins for heat dissipation.
According to the busbar cooling assembly provided by the embodiment of the invention, a heat conducting medium is filled between the busbar and the heat conducting insulating bracket.
According to the busbar cooling assembly provided by the embodiment of the invention, the periphery of the battery cell is provided with the edge sealing, and a ventilation duct is formed between the battery cell and the edge sealing and the heat-conducting insulating bracket.
According to the busbar cooling assembly provided by the embodiment of the invention, one end of the heat-conducting insulating support is provided with the liquid cooling plate, and the liquid cooling plate is in fit connection with the heat-conducting insulating support and is used for radiating heat of the heat-conducting insulating support.
According to the busbar cooling assembly provided by the embodiment of the invention, the heat conducting plate is arranged between two adjacent electric cores, and comprises a plate body and a turned-over edge positioned at one side of the liquid cooling plate, wherein the plate body is in fit connection with the electric cores, and the turned-over edge is in fit connection with the liquid cooling plate.
Further, an embodiment of the invention further provides a battery module, which comprises a housing and the busbar cooling assembly, wherein the busbar cooling assembly is arranged inside the housing.
The above technical solutions in the embodiments of the present invention have at least one of the following technical effects:
The embodiment of the invention provides a busbar cooling assembly which comprises a mounting frame, heat-conducting insulating brackets, busbars, at least two electric cores and a plurality of electric cores, wherein the mounting frame is provided with a mounting cavity, the heat-conducting insulating brackets are arranged on the mounting frame in pairs and are positioned on two opposite sides of the mounting cavity, the busbars are arranged on two sides of the mounting cavity in pairs and are fixed on the heat-conducting insulating brackets, the electric cores are in one-to-one correspondence with the busbars in each pair, the electric cores are stacked in the mounting cavity, the two sides of each electric core are provided with lugs, and the lugs on the two sides of each electric core are respectively connected with the busbars on the two sides. The busbar is directly connected with the heat conduction insulating support, so that heat dissipation is directly carried out on the battery core and the electrode lugs, heat management and heat dissipation efficiency is improved, temperature uniformity of the battery core, particularly the battery core with large thickness is improved, temperature rise is reduced, the heat conduction insulating support replaces a metal heat conduction plate of an insulating film, potential safety hazards are reduced, meanwhile, the heat conduction insulating support is used as a supporting structural member and a heat conduction member, heat dissipation flat heat pipes are not required to be additionally added, integration and light weight of a battery structure are improved, assembly is facilitated, and integration efficiency is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic view of a busbar cooling assembly according to an embodiment of the present invention;
fig. 2 is a schematic connection diagram of a heat-conducting and insulating bracket and a busbar bracket according to an embodiment of the present invention;
Fig. 3 is a schematic structural view of a heat-conducting and insulating support according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a bus bar according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of an air cooling module according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a liquid cooling module according to an embodiment of the present invention.
Reference numerals:
1. a mounting frame; 11, fixing rods 12, side plates;
2. the heat conduction insulating bracket comprises a heat conduction insulating bracket, a protrusion, a 22, a concave part, a 23, a fixed pipe, a 24 and a fin;
3. a bus bar, a clamping part 31;
4. 41, electrode lugs;
5. Sealing edges;
6. a ventilation duct;
7. the heat-conducting plate 71, the plate body 72 and the flanging.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "coupled" should be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intermediate medium. The specific meaning of the above terms in embodiments of the present invention will be understood in detail by those of ordinary skill in the art.
In embodiments of the invention, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
In one aspect of the invention, as shown in fig. 1, a busbar cooling assembly is provided, which comprises a mounting frame 1, heat-conducting insulating brackets 2, busbars 3, at least two electric cores 4 and at least two electric cores 4, wherein the mounting frame 1 is provided with a mounting cavity, the heat-conducting insulating brackets 2 are arranged on the mounting frame 1 in pairs and are positioned on two opposite sides of the mounting cavity, the busbars 3 are arranged on two sides of the mounting cavity in pairs, the busbars 3 are fixed on the heat-conducting insulating brackets 2, each electric core 4 corresponds to each pair of the busbars 3 one by one, the electric cores 4 are stacked in the mounting cavity, lugs 41 are arranged on two sides of each electric core 4, and the lugs 41 on two sides of each electric core 4 are respectively connected with the busbars 3 on two sides. The busbar 3 is directly connected with the heat conduction insulating support 2, so that heat dissipation is directly carried out on the battery core 4 and the electrode lugs 41, the heat management and heat dissipation efficiency is improved, the temperature uniformity of the battery core 4, particularly the battery core 4 with large thickness is improved, the temperature rise is reduced, the heat conduction insulating support 2 replaces a metal heat conduction plate of an insulating film, the potential safety hazard is reduced, the heat conduction insulating support 2 is used as a supporting structural member and a heat conduction member at the same time, a heat dissipation flat heat pipe is not required to be additionally added, the integration and the light weight of a battery structure are improved, the assembly is facilitated, and the integration efficiency is improved.
The heat conducting and insulating support 2 is good in heat conducting performance and insulating performance, and materials of the heat conducting and insulating support 2 include but are not limited to silicon nitride, silicon oxide, aluminum nitride, aluminum oxide, zinc oxide or titanium oxide, wherein the heat conducting coefficient of the aluminum nitride is larger than 200W/mk, the resistivity is larger than 10 13 omega mm, and the heat conducting and insulating support 2 made of the aluminum nitride is good in heat conducting performance and insulating performance.
According to an embodiment of the present application, referring to fig. 2, the heat conductive insulating supports 2 are provided with protrusions 21 and recesses 22, and during stacking of the heat conductive insulating supports 2, the protrusions 21 and recesses 22 of two adjacent heat conductive insulating supports 2 are engaged with each other, so as to position the heat conductive insulating supports 2. In one embodiment, one end of the heat conducting and insulating bracket 2 is provided with a protrusion 21, the other end is provided with a concave part 22, the protrusion 21 of one heat conducting and insulating bracket 2 and the concave part 22 of the other heat conducting and insulating bracket 2 are mutually embedded to realize positioning in the stacking process of the heat conducting and insulating brackets 2, and in another embodiment, both ends of the heat conducting and insulating bracket 2 are simultaneously provided with the protrusion 21 and the concave part 22, and a plurality of protrusions 21 and concave parts 22 are mutually embedded to realize positioning in the stacking process. The shape of the protrusion 21 and the recess 22 may be as shown in fig. 2, or may be other shapes such as a cylinder or a hole groove, so long as they can be mutually engaged to realize the positioning of the heat conductive and insulating bracket 2, which is not particularly limited in the present application.
According to an embodiment of the present invention, a clamping portion 31 is provided on the bus bar 3, the bus bar 3 is clamped with the heat-conducting and insulating bracket 2 through the clamping portion 31, the shape and the arrangement position of the clamping portion 31 can be set according to the requirement that the bus bar 3 is clamped with the heat-conducting and insulating bracket 2, in an alternative embodiment, referring to fig. 3, the shape and the arrangement position of the clamping portion 31 are adapted to the shape of the bus bar 3, the clamping portion 31 is provided at one corner of the bus bar 3, and a clamping groove matched with the clamping portion 31 is provided on the heat-conducting and insulating bracket 2, and the fixing of the bus bar 3 on the heat-conducting and insulating bracket 2 is realized by clamping the clamping portion 31 on the clamping groove.
Further, referring to fig. 2 and 4, a fixing hole is formed in the bus bar 3 at the other end far from the clamping portion 31, a fixing column is mounted on the heat conducting insulating support 2 at a position corresponding to the fixing hole, the fixing hole penetrates through the fixing column, and the outer side of the fixing column is locked by a nut, so that the bus bar 3 can be further fixed on the heat conducting insulating support 2.
According to an embodiment of the present invention, referring to fig. 1, the mounting frame 1 includes four fixing bars 11 extending along the stacking direction of the battery cells 4, a mounting cavity for mounting the battery cells 4 is formed between the four fixing bars 11, and both ends of each pair of heat-conductive insulating supports 2 are mounted on the fixing bars 11 through fixing pipes 23. The mounting frame 1 further comprises side plates 12 arranged at two ends, and the side plates 12 at two ends are fixed through four fixing rods 11, so that the overall structural strength of the mounting frame 1 is further improved.
According to one embodiment of the present invention, referring to fig. 3, the side of the thermally conductive and insulating holder 2 facing away from the bus bar 3 is provided with a plurality of fins 24 for heat dissipation. Referring to fig. 3, a plurality of fins 24 for heat dissipation are uniformly arranged on one surface of the heat conduction insulating support 2, which is opposite to the busbar 3, and the fins 24 can be metal sheets with strong heat conductivity, so that the heat exchange surface area is increased, and the heat dissipation efficiency is improved. The arrangement of the fins 24 enables the air to form strong turbulence in the flow channel, so that heat exchange is enhanced, the integral strength of the radiator can be improved by the fins 24, and the application range of the radiator is effectively widened.
According to an embodiment of the present application, in order to improve the heat conduction efficiency between the bus bar 3 and the heat conduction insulating support 2, a heat conduction medium is filled between the bus bar 3 and the heat conduction insulating support 2, and the heat conduction medium includes, but is not limited to, heat conduction silicone grease, heat conduction silica gel sheet, synthetic graphite sheet, and the like, which can be selected according to the specific requirement of heat conduction, and the present application is not limited thereto.
According to an embodiment of the invention, the busbar 3 is cooled by air cooling, and referring to fig. 5, the periphery of the battery cell 4 is provided with an edge seal 5, and a ventilation duct 6 is formed between the battery cell 4 and the edge seal 5 and the heat-conducting insulating support 2. The banding 5 sets up around electric core 4 for play encapsulation and guard action to the battery, set up of banding 5 and make be formed with the ventilation wind channel 6 that conveniently ventilates between electric core 4, banding 5 and the heat conduction insulating support 2, under the circulation of air in ventilation wind channel 6, promoted the circulation of air speed, conveniently dispel the heat to the fin 24 at the back of heat conduction insulating support 2, realize the cooling to heat conduction insulating support 2, ventilation wind channel 6 can also play certain cooling action to electric core 4 simultaneously.
According to another embodiment of the present invention, the busbar 3 is cooled by liquid cooling, and referring to fig. 5, a liquid cooling plate (not shown) is disposed at one end of the thermally conductive and insulating bracket 2, and the liquid cooling plate is attached to the thermally conductive and insulating bracket 2 for dissipating heat from the thermally conductive and insulating bracket 2. In an alternative embodiment, the liquid cooling plate is arranged at the bottom of one end of the heat conducting insulating support 2, a cooling liquid inlet and a cooling liquid outlet are arranged on the liquid cooling plate, cooling liquid circularly flows in the liquid cooling plate through the cooling liquid inlet and the cooling liquid outlet, heat is taken away, and heat dissipation of the battery cell 4, the electrode lug 41 and the busbar 3 is achieved.
According to one embodiment of the present invention, referring to fig. 6, a heat conducting plate 7 is disposed between two adjacent cells 4, the heat conducting plate 7 includes a plate body 71 and a flange 72 located at one side of the liquid cooling plate, the plate body 71 is in fit connection with the cells 4, the flange 72 is in fit connection with the liquid cooling plate, and heat between the cells 4 is transferred to the liquid cooling plate for cooling through the plate body 71 and the flange 72. In an alternative embodiment, in order to lighten the weight of the cooling assembly of the busbar 3, a liquid cooling plate is arranged on one side of the bottom end of the cooling assembly of the busbar 3, a flange 72 is positioned on one side, close to the liquid cooling plate, of the plate body 71, and the flange 72 is in fit connection with the liquid cooling plate for heat conduction, in another alternative embodiment, in order to improve the heat dissipation effect, liquid cooling plates are arranged above and at the bottom of the heat conduction insulating support 2 of the cooling assembly of the busbar, flange 72 is arranged on the positions, close to the liquid cooling plate, of the two sides of the plate body 71, and the flange 72 is in fit connection with the liquid cooling plate for heat conduction.
In the assembling process of the busbar cooling assembly, the heat conducting insulating support 2 can be firstly arranged on the fixing rod 11 of the mounting frame 1, the fixed busbar 3 is arranged on the heat conducting insulating support 2, then the battery cells 4 are stacked and arranged in the mounting cavity formed by the mounting frame 1, the lugs 41 at two sides of the battery cells 4 are connected with the busbar 3 at two sides, the series connection or parallel connection between the battery cells 4 is realized through the busbar 3, the busbar 3 can be fixedly arranged on the heat conducting insulating support 2 and then connected with the battery cells 4, after the whole assembly is finished, the fixing tube 23 of the heat conducting insulating support 2 is arranged on the fixing rod 11 of the mounting frame 1 in a penetrating manner, and the busbar cooling assembly is continuously stacked to form the busbar cooling assembly.
The embodiment of the invention provides a busbar cooling assembly, which comprises a mounting frame 1, heat-conducting insulating brackets 2, busbars 3 and at least two electric cores 4, wherein the mounting frame 1 is provided with a mounting cavity, the heat-conducting insulating brackets 2 are arranged on the mounting frame 1 in pairs and are positioned on two opposite sides of the mounting cavity, the busbars 3 are arranged on two sides of the mounting cavity in pairs and are fixed on the heat-conducting insulating brackets 2, each electric core 4 corresponds to each pair of the busbars 3 one by one, the electric cores 4 are stacked in the mounting cavity, lugs 41 are arranged on two sides of each electric core 4, and the lugs 41 on two sides of each electric core 4 are respectively connected with the busbars 3 on two sides. The busbar 3 is directly connected with the heat conduction insulating support 2, so that heat dissipation is directly carried out on the battery core 4 and the electrode lugs 41, the heat management and heat dissipation efficiency is improved, the temperature uniformity of the battery core 4, especially the battery core 4 with large thickness is improved, the temperature rise is reduced, the heat conduction insulating support 2 replaces a metal heat conduction plate of an insulating film, the potential safety hazard is reduced, meanwhile, the heat conduction insulating support is used as a supporting structural member and a heat conduction member, no additional heat dissipation flat heat pipe is required, the integration and the light weight of a battery structure are improved, the assembly is convenient, and the integration efficiency is improved.
In another aspect, the present invention provides a battery module, including a housing and the busbar cooling assembly described above, where the busbar cooling assembly is disposed inside the housing.
The busbar cooling assembly has the beneficial effects of the embodiment, so the battery module also has corresponding beneficial effects, and the application is not repeated.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present application, and are not limiting. Although the present application has been described in detail with reference to the embodiments, those skilled in the art should understand that modifications may be made to the technical solutions described in the foregoing embodiments or equivalents may be substituted for some of the technical features thereof, and these modifications or substitutions should not depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A busbar cooling assembly, comprising:
The mounting rack (1) is provided with a mounting cavity;
the heat-conducting insulating brackets (2) are arranged on the mounting frame (1) in pairs and are positioned on two opposite sides of the mounting cavity;
the bus bars (3) are arranged on two sides of the mounting cavity in pairs, and the bus bars (3) are fixed on the heat-conducting insulating bracket (2);
The battery cell (4) is respectively corresponding to each pair of the bus bars (3), the battery cells (4) are stacked in the mounting cavity, the two sides of each battery cell (4) are respectively provided with a tab (41), and the tabs (41) on the two sides of each battery cell (4) are respectively connected with the bus bars (3) on the two sides.
2. Busbar cooling assembly according to claim 1, characterized in that the thermally conductive and insulating brackets (2) are provided with protrusions (21) and recesses (22), the protrusions (21) and recesses (22) of adjacent two thermally conductive and insulating brackets (2) being mutually engaged when the thermally conductive and insulating brackets (2) are stacked.
3. The busbar cooling assembly according to claim 1, wherein a clamping portion (31) is provided on the busbar (3), and the busbar (3) is clamped with the heat-conducting insulating support (2) through the clamping portion (31).
4. Busbar cooling assembly according to claim 1, characterized in that the mounting frame (1) comprises four fixing bars (11) extending along the stacking direction of the cells (4), the four fixing bars (11) form the mounting cavity therebetween, and both ends of each pair of heat-conducting and insulating brackets (2) are arranged on the fixing bars (11) in a penetrating manner through fixing pipes (23).
5. Busbar cooling assembly according to any of claims 1 to 4, characterised in that the side of the thermally conductive insulating holder (2) facing away from the busbar (3) is provided with fins (24) for heat dissipation.
6. The busbar cooling assembly according to claim 5, characterized in that a heat conducting medium is filled between the busbar (3) and the heat conducting insulating support (2).
7. The busbar cooling assembly according to claim 5, wherein a sealing edge (5) is provided around the battery cell (4), and a ventilation duct (6) is formed between the battery cell (4) and the sealing edge (5) and the heat-conducting insulating support (2).
8. The busbar cooling assembly according to any one of claims 1 to 4, wherein one end of the heat-conducting insulating support (2) is provided with a liquid cooling plate, and the liquid cooling plate is in fit connection with the heat-conducting insulating support (2) and is used for radiating heat of the heat-conducting insulating support (2).
9. The busbar cooling assembly according to claim 8, wherein a heat conducting plate (7) is arranged between two adjacent electric cores (4), the heat conducting plate (7) comprises a plate body (71) and a flanging (72) positioned on one side of the liquid cooling plate, the plate body (71) is in fit connection with the electric cores (4), and the flanging (72) is in fit connection with the liquid cooling plate.
10. A battery module comprising a housing and the busbar cooling assembly of any one of claims 1 to 9, the busbar cooling assembly being disposed inside the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211652179.XA CN115863833B (en) | 2022-12-21 | 2022-12-21 | Busbar cooling assembly and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211652179.XA CN115863833B (en) | 2022-12-21 | 2022-12-21 | Busbar cooling assembly and battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115863833A CN115863833A (en) | 2023-03-28 |
| CN115863833B true CN115863833B (en) | 2024-12-17 |
Family
ID=85653672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211652179.XA Active CN115863833B (en) | 2022-12-21 | 2022-12-21 | Busbar cooling assembly and battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115863833B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250007174A (en) * | 2023-07-05 | 2025-01-14 | 엘에스이모빌리티솔루션 주식회사 | Cooling module and battery disconnect apparatus including the same |
| KR20250007175A (en) * | 2023-07-05 | 2025-01-14 | 엘에스이모빌리티솔루션 주식회사 | Battery disconnect apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556607A (en) * | 2019-09-27 | 2019-12-10 | 东莞汇洋动力科技有限公司 | battery module and battery pack |
| CN113067107A (en) * | 2021-03-23 | 2021-07-02 | 远景动力技术(江苏)有限公司 | Busbar subassembly, battery module and vehicle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102018719B1 (en) * | 2016-02-12 | 2019-09-04 | 주식회사 엘지화학 | Busbar for cooling battery cell and battery module using thereof |
| CN205881968U (en) * | 2016-08-17 | 2017-01-11 | 杭州捷能科技有限公司 | High security performance laminate polymer battery module |
| CN111354908A (en) * | 2020-02-28 | 2020-06-30 | 河南简行能源科技有限公司 | Bus bar for lithium battery module |
| CN114566737A (en) * | 2022-03-04 | 2022-05-31 | 杰锋汽车动力系统股份有限公司 | Power battery module cooling structure |
-
2022
- 2022-12-21 CN CN202211652179.XA patent/CN115863833B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556607A (en) * | 2019-09-27 | 2019-12-10 | 东莞汇洋动力科技有限公司 | battery module and battery pack |
| CN113067107A (en) * | 2021-03-23 | 2021-07-02 | 远景动力技术(江苏)有限公司 | Busbar subassembly, battery module and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115863833A (en) | 2023-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115863833B (en) | Busbar cooling assembly and battery module | |
| CN209641786U (en) | Battery modules radiator structure | |
| CN110676421B (en) | Battery Modules and Electric Vehicles | |
| CN209641724U (en) | A kind of battery modules for radiating and heating using outer housing | |
| CN210926233U (en) | Battery module and battery pack | |
| US20250096363A1 (en) | Battery Pack | |
| CN108155311A (en) | A kind of lithium-ion-power cell liquid chill group | |
| CN109004302A (en) | A kind of fin punched-type cylindrical battery group, battery combination and battery group pattern | |
| CN212230549U (en) | Graphene lithium battery structure with heat dissipation function | |
| WO2023169395A1 (en) | High-capacity battery pack | |
| CN211980673U (en) | Battery module and vehicle having it | |
| CN218769754U (en) | Heat conduction and dissipation device for power battery of automobile | |
| CN112366406A (en) | Vehicle cylindrical lithium battery module based on heat pipe and liquid cooling coupling heat dissipation | |
| CN217823040U (en) | Battery device | |
| CN215644887U (en) | Battery Modules and Vehicles | |
| CN213752881U (en) | Vehicle cylindrical lithium battery module based on heat pipe and liquid cooling coupling heat dissipation | |
| CN114865234A (en) | Functional assembly used between battery poles, battery shell and high-capacity battery pack | |
| CN113675494A (en) | Heat pipe fin type cooling structure applied to power battery module | |
| CN109786884B (en) | Quick-charging lithium battery pack and heat management and cooling device thereof | |
| CN218414943U (en) | Functional assembly used between battery poles, battery shell and high-capacity battery pack | |
| CN217361728U (en) | battery pack | |
| CN219497901U (en) | Local heat dissipation assembly and power battery pack thermal management system | |
| CN218827520U (en) | Heat dissipation lithium ion battery module | |
| CN218101452U (en) | Battery pack and energy storage power supply | |
| CN216928704U (en) | Heat dissipation assembly for installing battery module and battery pack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |