CN114976446A - Integral type water-cooled battery module - Google Patents
Integral type water-cooled battery module Download PDFInfo
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- CN114976446A CN114976446A CN202110213009.0A CN202110213009A CN114976446A CN 114976446 A CN114976446 A CN 114976446A CN 202110213009 A CN202110213009 A CN 202110213009A CN 114976446 A CN114976446 A CN 114976446A
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- cooled
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- heat conduction
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- 239000000110 cooling liquid Substances 0.000 claims abstract description 14
- 239000003292 glue Substances 0.000 claims abstract description 14
- 239000000853 adhesive Substances 0.000 claims abstract description 7
- 230000001070 adhesive effect Effects 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 11
- 238000005070 sampling Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 29
- 238000003860 storage Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides an integrated water-cooling battery module, and relates to the field of battery modules. The integrated water-cooled battery module comprises an outer box body, a battery core, an insulating end plate, a bus bar and an output electrode, wherein the outer box body is provided with a battery core bin and a water-cooled bin which are integrally formed; still be equipped with electric core support in the electric core storehouse, electric core fixes on electric core support, and the outside of electric core support encloses and is equipped with heat conduction structure, constitutes heat conduction channel between the inner wall in heat conduction structure and electric core storehouse. Heat-conducting structural adhesive is poured into part of the heat-conducting channels, heat is quickly transferred to cooling liquid in a heat conduction mode, and heat generated by corresponding parts of the battery core can be timely dissipated; when thermal runaway, the high-temperature gas that electric core produced communicates together through heat conduction channel, by the direct discharge of the injecting glue mouth at both ends, avoids the inside heat of piling up of battery module, and it is better to restrain the thermal runaway effect.
Description
Technical Field
The invention relates to the technical field of battery modules, in particular to an integrated water-cooling battery module.
Background
The power battery is used as an energy storage component of the electric automobile, and if the power battery is improperly manufactured or operated, thermal runaway is easily caused. Therefore, the thermal runaway protection design of the battery module is related to the safety of the whole vehicle.
In order to meet the heat dissipation requirement of the battery module during operation, the outer box of the battery module is designed into a water-cooling box body generally, as disclosed in the prior art, the water-cooling battery box further specifically discloses that the water-cooling battery box comprises a battery box main body, the battery box main body is divided into a single battery installation storage bin and a cooling liquid storage bin, the cooling liquid storage bin is positioned at the bottom of the single battery installation storage bin, the single battery installation storage bin and the cooling liquid storage bin are integrally formed, the single battery installation storage bin and the cooling liquid storage bin adopt an independent sealing design, and a sealing panel is in threaded connection with the battery box main body. The water-cooling battery box in the prior art is manufactured by adopting an integrated forming process, so that the cooling liquid is ensured to be in good contact with the battery box, the heat dissipation efficiency is improved, and meanwhile, the damage to the battery core caused by the leakage of the cooling liquid is effectively prevented.
However, only the wall plate between the single battery installation storage bin and the cooling liquid storage bin is used for heat transfer, and only the bottom of the battery core can be cooled and radiated, and the battery core can integrally generate heat during operation. Therefore, the heat that other positions of electricity core produced can't in time be distributed away to current water-cooled battery case, and the easy heat is piled up in battery module inside, and then arouses the dangerous problem of high temperature.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide an integrated water-cooled battery module, so as to solve the problem that the existing water-cooled battery box cannot timely dissipate heat generated by other parts of a battery core, and heat is easily accumulated in the battery module, thereby causing high temperature hazard.
The technical scheme of the integrated water-cooling battery module is as follows:
the integrated water-cooled battery module comprises an outer box body, a battery core, an insulating end plate, a bus bar and an output electrode, wherein the outer box body is provided with a battery core bin and a water-cooled bin which are integrally formed;
still be equipped with electric core support in the electric core storehouse, electric core is fixed on the electric core support, just the outside of electric core support is enclosed and is equipped with heat conduction structure, heat conduction structure with constitute the heat conduction passageway between the inner wall in electric core storehouse.
Further, the battery cell support is a rectangular frame, the rectangular frame comprises an upper frame, a lower frame, a left frame and a right frame, and heat-conducting grooves with outward openings are formed in the upper frame, the lower frame, the left frame and the right frame.
Furthermore, the bottom of the heat conduction groove of the left frame and the bottom of the heat conduction groove of the right frame are respectively provided with a vent hole.
Furthermore, the water cooling bin is arranged at the bottom of the electric core bin, a heat conduction wall plate is arranged between the electric core bin and the water cooling bin, a plurality of water cooling walls are further arranged in the water cooling bin, and a water cooling channel for cooling liquid to circulate is formed between the water cooling walls.
Furthermore, the outer side upper edge of outer box is equipped with the welding boss, the lower limb of outer box is equipped with the welding boss, the welding boss is followed the length direction of outer box extends.
Furthermore, the two battery cores are stacked in the battery core bracket in an attaching mode, and a heat insulation pad and a buffer pad are further clamped between the two battery cores.
Further, still be equipped with a plurality of baffles in the electric core storehouse, adjacent two form electric core unit chamber between the baffle, electric core piles up to be installed in the electric core unit chamber, just the outside of electric core still is equipped with shoulder fire prevention blotter.
Further, the integral type water-cooling battery module still includes the busbar support, the busbar support sets up the busbar with between the tip of electric core, just busbar and output pole location install on the busbar support.
Furthermore, the number of the output poles is two, the two output poles are respectively a first output pole and a second output pole, the first output pole and the second output pole are respectively bending plates, the first output pole and the second output pole both comprise a vertical section and a bending section, and the bending section of the first output pole and the bending section of the second output pole both overhang to the outer side of the insulating end plate;
the bending section of the first output pole extends to the outer side protruding out of the battery module along the width direction of the battery module, and the protruding part of the bending section of the first output pole and the bending section of the second output pole are used for forming conductive contact when the two integrated water-cooled battery modules are combined in parallel.
Furthermore, a sampling wire harness is arranged in the heat conduction groove of the upper frame, and one end of the sampling wire harness is electrically connected with a sampling terminal.
Furthermore, an adhesive injection port is formed in the insulating end plate, the adhesive injection port corresponds to the heat conduction channel on the lower portion of the battery cell support, and heat conduction structural adhesive is filled in the heat conduction channel on the lower portion of the battery cell support.
Furthermore, a plastic insulating film is arranged between the battery cell and the battery cell bin, the back of the plastic insulating film is provided with viscose glue, and the plastic insulating film is attached to the side faces of the battery cells in the length direction. Through the plastic insulation film between electric core and the electric core storehouse, reach anticreep purpose, utilize the plastic insulation film with a plurality of electric cores laminating adhesion, avoided by outer box fish tail when installing electric core, improved electric core structural strength and guard action.
Has the advantages that: the integrated water-cooled battery module adopts the structural design that the outer box body is provided with the integrally formed battery cell bin and the water-cooled bin, the battery cell bin is internally provided with the battery cell bracket, the battery cell is fixed on the battery cell bracket, and a heat conduction channel is formed between the heat conduction structure and the inner wall of the battery cell bin through the heat conduction structure which is arranged at the outer side of the battery cell bracket in a surrounding manner; the heat conduction channel surrounds the outside of the battery cell bracket, heat conduction structural adhesive can be poured into part of the heat conduction channel, and heat is quickly transferred to cooling liquid in a heat conduction mode by virtue of a bin wall plate close to the water cooling bin, so that heat generated by the battery cell can be effectively dissipated; when the thermal runaway condition appears, communicate other positions space of electric core together through the heat conduction passageway, and the high-temperature gas that electric core produced smoothly circulates in the heat conduction passageway, by the direct discharge of the injecting glue mouth at both ends, has avoided piling up at the inside easy heat of battery module, and then has aroused the dangerous problem of high temperature, and the suppression effect to the thermal runaway is better.
Drawings
Fig. 1 is a schematic perspective view of an integrated water-cooled battery module according to an embodiment 1 of the present invention;
fig. 2 is a schematic exploded perspective view of an integrated water-cooled battery module according to embodiment 1 of the present invention;
fig. 3 is a schematic perspective view of a cell holder in embodiment 1 of the integrated water-cooled battery module of the present invention;
fig. 4 is a schematic sectional view of an outer case in embodiment 1 of the integrated water-cooled battery module of the present invention;
fig. 5 is a schematic cross-sectional view of the integrated water-cooled battery module shown in fig. 1.
In the figure: 1-outer box body, 10-welding boss, 11-cell bin, 12-water cooling bin, 13-partition board, 14-water cooling wall, 2-cell, 21-heat insulation pad, 22-buffer pad, 23-shoulder fireproof buffer pad, 3-insulating end plate, 30-glue injection port, 4-busbar, 40-busbar support, 41-first output pole, 411-bending section of first output pole, 42-second output pole, 421-bending section of second output pole, 5-cell support, 50-heat conduction groove, 51-upper frame, 52-lower frame, 53-left frame, 54-right frame, 55-vent hole, 6-sampling harness and 60-sampling terminal.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In embodiment 1 of the integrated water-cooled battery module of the present invention, as shown in fig. 1 to 5, the integrated water-cooled battery module includes an outer case 1, a battery cell 2, an insulating end plate 3, a bus bar 4, and an output electrode, the outer case 1 has an integrally formed battery cell compartment 11 and a water-cooled compartment 12, the battery cells 2 are stacked in the battery cell compartment 11, the bus bar 4 and the output electrode are electrically connected to tabs of the battery cells 2, and the insulating end plate 3 is fixedly connected to an end portion of the outer case 1; still be equipped with electric core support 5 in the electric core storehouse 11, electric core 2 is fixed on electric core support 5, and the outside of electric core support 5 encloses and is equipped with the heat conduction structure, constitutes the heat conduction passageway between the inner wall of heat conduction structure and electric core storehouse 11.
The integrated water-cooled battery module adopts the structural design that the outer box body 1 is provided with the integrally formed battery cell bin 11 and the water-cooled bin 12, the battery cell bracket 5 is arranged in the battery cell bin 11, the battery cell 2 is fixed on the battery cell bracket 5, and a heat conduction channel is formed between the heat conduction structure and the inner wall of the battery cell bin 11 through the heat conduction structure which is arranged at the outer side of the battery cell bracket 5 in a surrounding manner; heat-conducting structural adhesive can be poured into part of the heat-conducting channel, and heat is quickly transferred to the cooling liquid in a heat conduction mode by virtue of the bin wall plate close to the water cooling bin 12, so that heat generated by the battery cell 2 can be effectively dissipated; when the thermal runaway condition appears, the space through heat conduction channel with other positions of electric core 2 communicates together, and the high-temperature gas that electric core 2 produced smoothly circulates in heat conduction channel, makes direct discharge by the injecting glue mouth 30 at both ends, has avoided piling up at the inside easy heat of battery module, and then has aroused the dangerous problem of high temperature, and is better to thermal runaway's suppression effect.
In this embodiment, the battery cell support 5 is a rectangular frame, the rectangular frame includes an upper frame 51, a lower frame 52, a left frame 53 and a right frame 54, the upper frame 51, the lower frame 52, the left frame 53 and the right frame 54 are all provided with a heat conduction groove 50 with an outward opening, and the heat conduction groove 50 forms a heat conduction structure enclosed outside the battery cell support 5. Wherein, the bottom of the heat-conducting groove of the left frame 53 and the bottom of the heat-conducting groove of the right frame 54 are respectively provided with a vent hole 55. The battery cell bracket 5 is installed in the battery cell compartment 11, and is attached to the inner wall of the battery cell compartment 11 through the wall of the heat conduction groove 50 of each frame, so that a heat conduction channel is formed between the heat conduction groove 50 and the inner wall of the battery cell compartment 11, and the channels in the upper, left and right directions are communicated with each other, so that the heat of different parts can be exchanged and circulated.
The water cooling bin 12 is arranged at the bottom of the cell bin 11, a heat conducting wall plate is arranged between the cell bin 11 and the water cooling bin 12, a plurality of water cooling walls 14 are further arranged in the water cooling bin 12, and a water cooling channel for cooling liquid to circulate is formed between the water cooling walls 14. Specifically, the water cooling walls 14 extend along the length direction of the outer box 1, and the water cooling channel is a straight-through structure, that is, one end of the length of the water cooling channel is a water inlet, and the other end of the length of the water cooling channel is a water outlet. In other embodiments, in order to meet different use requirements, two adjacent water cooling channels can be communicated, so that an S-shaped water cooling channel is constructed, the circulation length of cooling liquid is prolonged, a part of water inlets and water outlets are omitted, and the structure is simpler and more compact.
In this embodiment, the outer upper edge of the outer box 1 is provided with a welding boss 10, the lower edge of the outer box 1 is provided with a welding boss 10, and the welding boss 10 extends along the length direction of the outer box 1. The welding boss 10 widens the partial sectional area of the outer case 1, so that when two outer cases 1 are welded and connected, the outer case 1 is prevented from being welded through and damaged. Two electric cores 2 are laminated and stacked in the electric core support 5, and a heat insulation pad 21 and a buffer pad 22 are further clamped between the two electric cores 2. And still be equipped with a plurality of baffles 13 in the electricity core storehouse 11, form electric core unit chamber between two adjacent baffles 13, electric core 2 piles up and installs in electric core unit chamber, and the outside of electric core 2 still is equipped with shoulder fire prevention blotter 23.
Wherein, integral type water-cooling battery module still includes busbar support 40, and busbar support 40 sets up between the tip of busbar 4 and electric core 2, and busbar 4 and output pole location install on busbar support 40. The number of the output poles is two, the two output poles are respectively a first output pole 41 and a second output pole 42, the first output pole 41 and the second output pole 42 are respectively bending plate pieces, the first output pole 41 and the second output pole 42 both comprise a vertical section and a bending section, and the bending section 411 of the first output pole and the bending section 421 of the second output pole both overhang to the outer side of the insulating end plate 3; the bending section 411 of the first output electrode extends to the outside protruding out of the battery module along the width direction of the battery module, and the protruding part of the bending section 411 of the first output electrode and the bending section 421 of the second output electrode are used for forming conductive contact when two integrated water-cooled battery modules are combined in parallel.
Because the tip protrusion of battery module is provided with the bending segment 411 of first output utmost point, the bending segment 421 of second output utmost point, the bending segment of these two output utmost points is as the electrically conductive link of reserving out, can simply make up two battery modules side by side and can realize the electrically conductive connection of the two, compare in prior art and adopt the water conservancy diversion copper bar to carry out the design form of electrically conductive connection with two battery modules, need not to use the water conservancy diversion copper bar specially to connect the positive output pole and the negative output pole of battery module, the occupation space of increase battery package on the car has been avoided, the quantity of spare part still less, effectively reduced manufacturing cost.
In addition, a sampling wire harness 6 is arranged in the heat conducting groove of the upper frame 51, and one end of the sampling wire harness 6 is electrically connected with a sampling terminal 60; the glue injection port 30 is formed in the insulating end plate 3, the glue injection port 30 corresponds to the heat conduction groove 50 in the lower portion of the battery cell support 5, the heat conduction structure glue is filled in the heat conduction groove 50 in the lower portion of the battery cell support 5, the heat conduction structure glue is filled into the battery cell bin 11 through the glue injection port 30, the heat conduction structure glue is filled in the heat conduction channel in the bottom, and an efficient heat conduction effect is formed between the bottom of the battery cell 2 and the wall plate of the water cooling bin to improve the heat conduction efficiency and the heat dissipation effect. And, still be equipped with the plastic insulation film between electric core 2 and the electric core storehouse 11, the back of plastic insulation film is equipped with the viscose, and the plastic insulation film is laminated with the length direction's of a plurality of electric cores 2 side. Through the plastic insulation film between electric core 2 and electric core storehouse 11, reach the purpose of anticreep, utilize plastic insulation film with the adhesion of a plurality of electric cores 2 laminating, avoided by 1 fish tail of outer box when installation electric core 2, improved electric core structural strength and guard action.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (12)
1. An integrated water-cooled battery module is characterized by comprising an outer box body, a battery cell, an insulating end plate, a bus bar and an output electrode, wherein the outer box body is provided with a battery cell bin and a water-cooled bin which are integrally formed;
still be equipped with electric core support in the electric core storehouse, electric core is fixed on the electric core support, just the outside of electric core support is enclosed and is equipped with heat conduction structure, heat conduction structure with constitute the heat conduction passageway between the inner wall in electric core storehouse.
2. The integrated water-cooled battery module according to claim 1, wherein the cell support is a rectangular frame, the rectangular frame comprises an upper frame, a lower frame, a left frame and a right frame, and the upper frame, the lower frame, the left frame and the right frame are all provided with heat conduction grooves with outward openings.
3. The integrated water-cooled battery module as recited in claim 2, wherein the bottoms of the heat-conducting grooves of the left frame and the right frame are respectively provided with vent holes.
4. The integrated water-cooled battery module according to claim 1, wherein the water-cooled bin is arranged at the bottom of the cell bin, a heat conducting wall plate is arranged between the cell bin and the water-cooled bin, a plurality of water-cooled walls are further arranged in the water-cooled bin, and water-cooled channels for cooling liquid to flow through are formed between the water-cooled walls.
5. The integrated water-cooled battery module as claimed in claim 1, wherein the outer side of the outer case is provided at an upper edge thereof with a welding boss, and the outer case is provided at a lower edge thereof with a welding boss extending in a length direction of the outer case.
6. The integrated water-cooled battery module according to claim 1, wherein the two battery cores are laminated in the battery core support, and a heat insulation pad and a buffer pad are further sandwiched between the two battery cores.
7. The integrated water-cooled battery module set forth in claim 6, wherein a plurality of partition plates are further disposed in the cell compartment, a cell unit cavity is formed between two adjacent partition plates, the cells are stacked and mounted in the cell unit cavity, and a shoulder fireproof cushion pad is further disposed on the outer side of each cell.
8. The integrated water-cooled battery module according to any one of claims 1 to 7, further comprising a bus bar support, wherein the bus bar support is arranged between the bus bar and the end of the battery core, and the bus bar and the output electrode are positioned and mounted on the bus bar support.
9. The integrated water-cooled battery module according to claim 8, wherein two output electrodes are provided, and are respectively a first output electrode and a second output electrode, the first output electrode and the second output electrode are respectively bent plate members, the first output electrode and the second output electrode each comprise a vertical section and a bent section, and the bent section of the first output electrode and the bent section of the second output electrode are both cantilevered to the outer side of the insulating end plate;
the bending section of the first output pole extends to the outer side protruding out of the battery module along the width direction of the battery module, and the protruding part of the bending section of the first output pole and the bending section of the second output pole are used for forming conductive contact when the two integrated water-cooled battery modules are combined in parallel.
10. The integrated water-cooled battery module as claimed in claim 2, wherein a sampling wire harness is arranged in the heat conducting groove of the upper frame, and one end of the sampling wire harness is electrically connected with a sampling terminal.
11. The integrated water-cooled battery module according to claim 1, wherein the insulating end plate is provided with a glue injection port, the glue injection port corresponds to the heat conduction channel at the lower part of the battery cell support, and the heat conduction channel at the lower part of the battery cell support is filled with heat conduction structural glue.
12. The integrated water-cooled battery module according to claim 1, wherein a plastic insulating film is arranged between the battery core and the battery core bin, the back surface of the plastic insulating film is provided with adhesive, and the plastic insulating film is attached to the side surfaces of the plurality of battery cores in the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213009.0A CN114976446B (en) | 2021-02-25 | 2021-02-25 | Integrated water-cooled battery module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213009.0A CN114976446B (en) | 2021-02-25 | 2021-02-25 | Integrated water-cooled battery module |
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| CN114976446A true CN114976446A (en) | 2022-08-30 |
| CN114976446B CN114976446B (en) | 2024-05-14 |
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Address after: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION NEW ENERGY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GAC AION New Energy Vehicle Co.,Ltd. Country or region before: China |
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