CN214505696U - Battery module for vehicle - Google Patents
Battery module for vehicle Download PDFInfo
- Publication number
- CN214505696U CN214505696U CN202120417542.4U CN202120417542U CN214505696U CN 214505696 U CN214505696 U CN 214505696U CN 202120417542 U CN202120417542 U CN 202120417542U CN 214505696 U CN214505696 U CN 214505696U
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- battery module
- output pole
- output
- conductive
- bus bar
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- 238000005070 sampling Methods 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052802 copper Inorganic materials 0.000 abstract description 8
- 239000010949 copper Substances 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005452 bending Methods 0.000 description 24
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Classifications
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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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- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a battery module for vehicle relates to the battery module field. The battery module for the vehicle comprises a main shell, an electric core, a bus bar, an insulating end plate and a bus bar support, wherein the electric core is stacked in the main shell, the bus bar is in conductive connection with a lug of the electric core, the bus bar support is positioned and arranged between the bus bar and the end part of the electric core, and the insulating end plate is fixedly connected to the end part of the main shell; the busbar support is also provided with a first output pole and a second output pole, the first output pole and the second output pole are respectively in conductive connection with the lugs of the battery core, the first output pole is provided with a first conductive part protruding out of the insulating end plate, the second output pole is provided with a second conductive part protruding out of the insulating end plate, and the first conductive part and the second conductive part are used for forming conductive contact after two adjacent battery modules are arranged in parallel. Two conductive parts are as the conductive connection end of reserving out, and the conductive connection of the two can be realized to two battery modules of combination side by side, need not to use the water conservancy diversion copper bar specially, and spare part quantity is still less.
Description
Technical Field
The utility model relates to a battery module technical field especially relates to a battery module for vehicle.
Background
In recent years, the technology of electric automobiles is rapidly developed, and the reasonability of the structural design of the battery pack as an energy storage device of the electric automobile is related to the performance and the safety of the whole automobile.
The electric automobile generally adopts the design form that the battery modules are formed by connecting the series-parallel electric cores and then connected by the guide copper bars to form the battery pack. At present, the prior art discloses a power battery module design, and specifically discloses that the power battery module comprises end plates, side plates, a cushion pad, an upper cover, a bus bar, an output electrode, a wiring harness isolation plate, a sampling wiring harness, a sampling terminal and the like, wherein a plurality of stacked battery cores are fixed by the two end plates, and then the side plates and the end plates are welded to form a module shell; the end of the battery module is welded with the electric core pole lug in a conductive mode through the bus bar, the output pole is welded with the electric core pole lug in a conductive mode, the sampling wire harness is connected and arranged, and finally the whole battery module is manufactured.
The end structure of the battery module in the prior art is many, if the water conservancy diversion copper bar that reuses is connected on the positive output pole, the negative output pole of battery module tip, then can further increase the occupation space of battery package on the car, lead to the quantity of spare part more.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, an object of the utility model is to provide a battery module for vehicle to solve and use the water conservancy diversion copper bar to connect on the positive output pole of battery module tip, negative output pole, then can further increase the occupation space of battery package on the car, lead to the problem that the quantity of spare part is more.
The utility model discloses a technical scheme for battery module of vehicle does:
the battery module for the vehicle comprises a main shell, an electric core, a bus bar, an insulating end plate and a bus bar support, wherein the electric core is stacked in the main shell, the bus bar is in conductive connection with a polar lug of the electric core, the bus bar support is positioned and installed between the bus bar and the end part of the electric core, and the insulating end plate is fixedly connected to the end part of the main shell;
the busbar support is also provided with a first output electrode and a second output electrode, the first output electrode and the second output electrode are respectively in conductive connection with tabs of the battery cell, the first output electrode is provided with a first conductive part protruding out of the insulating end plate, and the second output electrode is provided with a second conductive part protruding out of the insulating end plate; after two adjacent battery modules are arranged in parallel, the first conductive part is used for forming conductive contact with the second conductive part.
Furthermore, the first output pole and the second output pole both comprise a vertical section and a bent section, the vertical section of the first output pole and the vertical section of the second output pole are positioned and installed on the bus bar support, the bent section of the first output pole forms a first conductive part protruding out of the insulating end plate, and the bent section of the second output pole forms a second conductive part protruding out of the insulating end plate.
Furthermore, the bending section of the first output pole extends to protrude out of the outer side of the battery module along the width direction of the battery module, and the bending section of the first output pole and the bending section of the second output pole are distributed in a vertically staggered mode.
Furthermore, a first through hole is formed in the protruding portion of the bending section of the first output pole, a second through hole is formed in the bending section of the second output pole, and the first through hole is used for corresponding to the second through hole of the second output pole of the adjacent battery module in parallel.
Furthermore, the bending section of the first output pole and the bending section of the second output pole extend obliquely downwards along the direction far away from the end part of the battery module.
Furthermore, the lower end of the busbar support is also provided with a first boss and a second boss, the first boss is in supporting fit with the bent section of the first output pole, and the second boss is in supporting fit with the bent section of the second output pole.
Further, still be equipped with electric core support in the main casing body, electric core support is back font frame, two the laminating of electric core is closed the dress in the electric core support.
Further, the battery cell support comprises an upper frame, a lower frame, a left frame and a right frame, the upper frame, the lower frame, the left frame and the right frame are respectively provided with a through groove with an outward groove opening, a sampling wire harness is accommodated in the through groove, and vent holes are formed in the left frame and the right frame.
Furthermore, a heat insulation pad and a buffer pad are clamped between the two battery cores in the battery core support.
Furthermore, the bottom of the main shell is provided with a glue injection hole.
Has the advantages that: the battery module for the vehicle adopts the structural design of a main shell, an electric core, a bus bar, an insulating end plate, a bus bar support, a first output pole and a second output pole, the bus bar, the first output pole and the second output pole are in conductive connection with the lugs of the electric core, and the bus bar, the first output pole and the second output pole are positioned by the bus bar support; the first output pole is provided with a first conductive part protruding out of the insulating end plate, the second output pole is provided with a second conductive part protruding out of the insulating end plate, and the first conductive part of the first output pole and the second conductive part of the second output pole are used for forming conductive contact after two adjacent battery modules are arranged in parallel; the first conductive part of first output pole is set up in the tip protrusion of battery module, the second conductive part of second output pole, these two conductive parts are 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.
Drawings
Fig. 1 is a schematic perspective view of a battery module according to embodiment 1 of the present invention;
fig. 2 is an assembled perspective view of the battery module of fig. 1;
fig. 3 is a schematic perspective view of a cell holder according to embodiment 1 of the present invention, in which a battery module for a vehicle is provided;
fig. 4 is a schematic perspective view of a battery module (bottom view) according to embodiment 1 of the present invention;
fig. 5 is a schematic cross-sectional view of a battery module according to embodiment 1 of the present invention;
fig. 6 is a schematic perspective view of two battery modules in embodiment 1 of the present invention, the two battery modules being combined side by side.
In the figure: 1-main shell, 10-glue injection hole, 2-cell, 3-busbar, 4-insulating end plate, 5-busbar support, 51-first boss, 52-second boss, 61-first output pole, 611-bending section of first output pole, 62-second output pole, 621-bending section of second output pole, 7-sampling wire harness, 70-sampling terminal, 8-cell support, 80-through groove, 81-vent hole, 82-heat insulation pad, 83-cushion pad, 85-cell shoulder cushion pad.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to 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.
The utility model discloses a concrete embodiment 1 of a battery module for vehicle, as shown in fig. 1 to 6, the battery module for vehicle includes main casing 1, electric core 2, busbar 3, insulating end plate 4 and busbar support 5, and electric core 2 is laminated in main casing 1, and busbar 3 is connected with the utmost point ear of electric core 2 electrically conductively, and busbar support 5 is fixed a position and is installed between busbar 3 and the tip of electric core 2, and insulating end plate 4 is fixed connection at the tip of main casing 1; the busbar support 5 is further provided with a first output pole 61 and a second output pole 62, the first output pole 61 and the second output pole 62 are respectively in conductive connection with the tabs of the battery core 2, the first output pole 61 is provided with a first conductive part protruding out of the insulating end plate 4, the second output pole 62 is provided with a second conductive part protruding out of the insulating end plate 4, and the first conductive part and the second conductive part are used for forming conductive contact after two adjacent battery modules are arranged in parallel.
The battery module for the vehicle adopts the structural design of the main shell 1, the electric core 2, the bus bar 3, the insulating end plate 4, the bus bar support 5, the first output pole 61 and the second output pole 62, the bus bar 3, the first output pole 61 and the second output pole 62 are in conductive connection with the tabs of the electric core 2, and the bus bar 3, the first output pole 61 and the second output pole 62 are positioned through the bus bar support 5; since the first output electrode 61 has a first conductive portion protruding out of the insulating end plate 4, and the second output electrode 62 has a second conductive portion protruding out of the insulating end plate 4, the first conductive portion of the first output electrode 61 and the second conductive portion of the second output electrode 62 are used to form conductive contact after two adjacent battery modules are juxtaposed; the first conductive part of the first output utmost point 61 is set up in the tip protrusion of battery module, the second conductive part of second output utmost point 62, these two conductive parts are 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 utmost point and the negative output utmost point 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 this embodiment, the first output pole 61 and the second output pole 62 are both in the shape of a bent plate, the first output pole 61 and the second output pole 62 both include a vertical section and a bent section, the vertical section of the first output pole 61 and the vertical section of the second output pole 62 are positioned and mounted on the busbar support 5, the bent section 611 of the first output pole forms a first conductive portion protruding out of the insulating end plate 4, and the bent section 621 of the second output pole forms a second conductive portion protruding out of the insulating end plate 4. And, the bending section 611 of the first output pole extends to protrude outside the battery module along the width direction of the battery module, and the bending section 611 of the first output pole and the bending section 621 of the second output pole are distributed in a vertically staggered manner. The protruding portion of the bent segment 611 of the first output electrode is provided with a first through hole, and the bent segment 621 of the second output electrode is provided with a second through hole, wherein the first through hole is used for corresponding to the second through hole of the second output electrode 62 of the adjacent battery module.
The protruding part of the bending section 611 of the first output pole protrudes to the outer side of the battery module, when the two battery modules are combined in parallel, the protruding part of the bending section 611 of the first output pole is located at the position of the second output pole 62 of the adjacent battery module, and because the bending section 611 of the first output pole and the bending section 621 of the second output pole are distributed in a vertically staggered manner, the protruding part of the bending section 611 of the first output pole can be attached to the upper side surface of the bending section 621 of the second output pole, so that the first output pole 61 of one battery module is effectively and conductively connected with the second output pole 62 of the other battery module. After the conductive connection, the bolts can be screwed in the first through holes and the second through holes, so that the two battery modules are fixedly connected structurally.
The bending sections 611 of the first output electrode and the bending sections 621 of the second output electrode extend downwards obliquely along the direction far away from the end of the battery module, and the bending sections of the two output electrodes are designed to have a certain inclination angle, so that the assembly of the battery module under the condition of space reservation in different battery packs can be adapted. In addition, a first boss 51 and a second boss 52 are further disposed at the lower end of the busbar holder 5, the first boss 51 is in supporting fit with the bent section 611 of the first output pole, and the second boss 52 is in supporting fit with the bent section 621 of the second output pole. Through designing first boss 51 and second boss 52 on busbar support 5, can play effectual supporting role to the bending segment 611 of first output utmost point, the bending segment 621 of second output utmost point, prevent because of the bending segment atress of output utmost point warp, improved the reliability of erection joint between the battery module.
In this embodiment, the main casing 1 is further provided with a cell support 8, the cell support 8 is a frame shaped like a Chinese character 'hui', and the two cells 2 are laminated and stacked in the cell support 8. Specifically, this main casing 1 is integrated into one piece's multicavity shell structure, and every cavity can be used for holding a battery cell support 8, two electric cores 2 and sampling component, and multicavity design has played the intensive effect to the overall structure of battery module. Specifically, the battery cell support 8 includes an upper frame, a lower frame, a left frame and a right frame, the upper frame, the lower frame, the left frame and the right frame are respectively provided with a through groove 80 with a notch facing outwards, the through groove 80 is internally provided with a sampling wire harness 7, and the left frame and the right frame are provided with air vents 81. Sampling pencil 7 is connected with sampling terminal 70 is electrically conductive, and voltage signal and the temperature signal transmission of electric core 2 to sampling terminal 70 department through sampling pencil 7, the logical groove in upper portion of electric core support 8 can be used to the holding and arrange sampling pencil 7, and when electric core 2 thermal runaway, the logical groove in upper portion, lower part, left air vent and right air vent all can play the exhaust effect, in time the produced too much heat of sparse electric core 2.
In addition, a heat insulating pad 82 and a cushion pad 83 are interposed between the two battery cells 2 in the battery cell support 8. The manufacturing method comprises the steps that two electric cores 2 are firstly stacked in an electric core support 8, a heat insulation pad 82 and a buffer pad 83 are clamped between binding surfaces of the two electric cores 2, and an electric core shoulder buffer pad 85 is arranged on the outer side of a shoulder of each electric core 2; arranging a sampling wire harness 7 between the electric cores 2 and connecting a sampling terminal 70; then, an assembly formed by the battery cell 2, the battery cell support 8, the heat insulation pad 82, the buffer pad 83 and the sampling wire harness 7 is installed in the cavity of the main casing 1, the first output electrode 61, the second output electrode 62, the bus bar support 5 and the bus bar 3 are installed, the first output electrode 61, the second output electrode 62, the bus bar 3 and the electrode lugs of the battery cell 2 are welded, and finally the insulating end plate is installed in place to realize insulating protection. And the bottom of the main shell 1 is provided with a glue injection hole 10, after the installation step, the inverted battery module is injected with heat-conducting structural glue from the glue injection hole 10, so that the strength and reliability of the connection part of the battery core are enhanced, and the battery module is manufactured after the heat-conducting structural glue is cured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A battery module for a vehicle is characterized by comprising a main shell, an electric core, a bus bar, an insulating end plate and a bus bar support, wherein the electric core is stacked in the main shell, the bus bar is in conductive connection with a lug of the electric core, the bus bar support is positioned and installed between the bus bar and the end part of the electric core, and the insulating end plate is fixedly connected to the end part of the main shell;
the busbar support is also provided with a first output electrode and a second output electrode, the first output electrode and the second output electrode are respectively in conductive connection with tabs of the battery cell, the first output electrode is provided with a first conductive part protruding out of the insulating end plate, and the second output electrode is provided with a second conductive part protruding out of the insulating end plate; after two adjacent battery modules are arranged in parallel, the first conductive part is used for forming conductive contact with the second conductive part.
2. The battery module for a vehicle according to claim 1, wherein the first output pole and the second output pole each include a vertical section and a bent section, the vertical section of the first output pole and the vertical section of the second output pole are positioned and mounted on the busbar holder, the bent section of the first output pole forms a first conductive portion protruding out of the insulating end plate, and the bent section of the second output pole forms a second conductive portion protruding out of the insulating end plate.
3. The battery module for the vehicle according to claim 2, wherein the bent section of the first output electrode extends to protrude outside the battery module in a width direction of the battery module, and the bent section of the first output electrode and the bent section of the second output electrode are vertically staggered.
4. The battery module according to claim 3, wherein the bent section of the first output pole has a first through hole formed in the protruding portion thereof, and the bent section of the second output pole has a second through hole formed therein, the first through hole being adapted to correspond to the second through hole of the second output pole of the adjacent battery module arranged in parallel.
5. The battery module for a vehicle according to claim 2, wherein the bent sections of the first and second output poles each extend obliquely downward in a direction away from the end of the battery module.
6. The battery module for the vehicle as claimed in claim 2, wherein the bus bar support is further provided at a lower end thereof with a first boss in supporting engagement with the bent section of the first output pole and a second boss in supporting engagement with the bent section of the second output pole.
7. The battery module for the vehicle as claimed in any one of claims 1 to 6, wherein a cell support is further disposed in the main housing, the cell support is a frame shaped like a Chinese character 'hui', and two cells are laminated and stacked in the cell support.
8. The battery module for the vehicle according to claim 7, wherein the cell support comprises an upper frame, a lower frame, a left frame and a right frame, the upper frame, the lower frame, the left frame and the right frame are respectively provided with a through groove with an outward opening, the through groove is used for accommodating and arranging a sampling wire harness, and vent holes are formed in the left frame and the right frame.
9. The battery module for the vehicle of claim 7, wherein a thermal insulation pad and a buffer pad are sandwiched between two of the cells in the cell support.
10. The battery module for the vehicle as claimed in claim 1, wherein the bottom of the main housing is provided with a glue injection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120417542.4U CN214505696U (en) | 2021-02-25 | 2021-02-25 | Battery module for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120417542.4U CN214505696U (en) | 2021-02-25 | 2021-02-25 | Battery module for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214505696U true CN214505696U (en) | 2021-10-26 |
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ID=78226358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120417542.4U Active CN214505696U (en) | 2021-02-25 | 2021-02-25 | Battery module for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214505696U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115084761A (en) * | 2022-07-19 | 2022-09-20 | 广东首航智慧新能源科技有限公司 | Electricity core support and battery module |
| WO2023159643A1 (en) * | 2022-02-28 | 2023-08-31 | 宁德时代新能源科技股份有限公司 | Battery, electrical apparatus, and method and device for manufacturing battery |
-
2021
- 2021-02-25 CN CN202120417542.4U patent/CN214505696U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159643A1 (en) * | 2022-02-28 | 2023-08-31 | 宁德时代新能源科技股份有限公司 | Battery, electrical apparatus, and method and device for manufacturing battery |
| CN115084761A (en) * | 2022-07-19 | 2022-09-20 | 广东首航智慧新能源科技有限公司 | Electricity core support and battery module |
| CN115084761B (en) * | 2022-07-19 | 2022-11-29 | 广东首航智慧新能源科技有限公司 | Electricity core support and battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220110 Address after: 511434 No. 36, Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION New Energy Vehicle Co.,Ltd. Address before: 23rd floor, Chengyue building, No. 448-458, Dongfeng Middle Road, Yuexiu District, Guangzhou City, Guangdong Province 510030 Patentee before: GUANGZHOU AUTOMOBILE GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |