CN216084988U - Highly integrated lithium ion battery module - Google Patents
Highly integrated lithium ion battery module Download PDFInfo
- Publication number
- CN216084988U CN216084988U CN202122176062.6U CN202122176062U CN216084988U CN 216084988 U CN216084988 U CN 216084988U CN 202122176062 U CN202122176062 U CN 202122176062U CN 216084988 U CN216084988 U CN 216084988U
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- China
- Prior art keywords
- module
- electric core
- lithium ion
- ion battery
- highly integrated
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000003139 buffering effect Effects 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 241001391944 Commicarpus scandens Species 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 abstract description 7
- 230000001070 adhesive effect Effects 0.000 abstract description 7
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Images
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
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- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a highly integrated lithium ion battery module, which comprises a cell group, a cell bracket assembly, a converging aluminum bar, a module side plate, a module end plate and a module insulating cover, wherein the cell group is fixedly integrated with the module side plate through the module end plate, the converging aluminum bar with a buffering boss is connected with cells of the cell group, elastic adhesive sheets and end surface elastic insulating sheets with reserved expansion space effects are respectively arranged between every two cells in the cell group and between the cell group and the module end plate, a cell limiting groove and a pressure relief hole are arranged on the cell bracket assembly, the cells are assembled into cell limit, and a space path is reserved for abnormal air leakage of the cells through the pressure relief hole. The utility model has simple structure and reasonable design, and can effectively solve the assembly problem caused by dimensional deviation and the safety risk caused by expansion.
Description
Technical Field
The utility model relates to the technical field of lithium ion batteries, in particular to a highly integrated lithium ion battery module.
Background
Along with the increasing popularization of clean energy, the application of the lithium ion power battery is becoming wide, the lithium ion power battery system is developing towards standardization and unified standardization as accessories such as various devices, vehicles, energy storage systems and the like, and the lithium ion power battery module is required to realize standardization and standardization on the premise of ensuring safety and stability so as to be beneficial to large-scale popularization and application of the lithium ion power battery. The lithium ion battery storage module in the prior art has assembly problems and safety risks caused by the problems of size deviation, expansion and the like of the battery core. As in application publication No.: CN113140851A discloses a lithium ion battery module, specifically discloses lower casing, current conducting plate, naked electric core, will descend the casing to divide into a plurality of battery through at least one current conducting plate and hold the chamber, and a plurality of naked electric cores are arranged in the battery holding chamber, and naked electric core must contact with the current conducting plate, and consequently, its problem that has because the deviation of battery size leads to unable installation. In addition, there is a safety risk associated with battery swelling.
Disclosure of Invention
In order to solve the above problems, the present invention provides a highly integrated lithium ion battery module capable of solving the installation problem due to the dimensional deviation of the cell, while avoiding the safety problem due to swelling.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model relates to a highly integrated lithium ion battery module, which comprises a cell group, a cell bracket assembly, a bus aluminum bar, a module side plate, a module end plate and a module insulating cover, wherein the cell group is fixedly integrated with the module side plate through the module end plate, the bus aluminum bar with a buffering boss is connected with cells of the cell group, elastic adhesive sheets and end surface elastic insulating sheets with reserved expansion space effects are respectively arranged between every two cells in the cell group and between the cell group and the module end plate, a cell limiting groove and a pressure relief hole are arranged on the cell bracket assembly, the cells are assembled into cell limit positions, and a space path is reserved for abnormal air leakage of the cells through the pressure relief hole.
The utility model is further improved in that: and a module side insulating sheet is arranged between the module side plate and the electric core group.
The utility model is further improved in that: and a limiting buckle for limiting the position of the aluminum busbar is arranged on the battery cell support assembly.
The utility model is further improved in that: the battery cell support assembly is also provided with a flat cable buckle and an isolation baffle which is easy to break, and the series connection or the parallel connection of the battery cells are adjusted by breaking the isolation baffle.
The utility model is further improved in that: an output bracket connected with the aluminum busbar is fixed on the module end plate.
The utility model is further improved in that: an output insulating cover is arranged on the output bracket.
The utility model is further improved in that: still be provided with module mounting hole and hole for hoist on the module end plate.
The utility model has the beneficial effects that: the utility model can effectively solve the assembly problem caused by size deviation and the safety risk caused by expansion through the bus aluminum bar, the elastic adhesive sheet and the end surface elastic insulating sheet. The pressure relief hole on the battery cell support assembly can reserve a spatial path for abnormal air leakage of the battery cell, so that the safety of the lithium ion battery is improved. In addition, through electric core spacing groove, elastic insulation piece on electric core support assembly can effectively prevent electric core at the ascending removal of X axle and Y axle direction.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a schematic diagram of a cell support assembly structure.
FIG. 4 is a schematic view of a busbar structure.
Fig. 5 is a schematic view of a module header structure.
Wherein: 1-module end plate, 1-1-module mounting hole, 1-2-module lifting hole, 2-end face elastic insulation sheet, 3-battery cell, 4-elastic adhesive sheet, 5-battery cell bracket assembly, 5-1-battery cell limiting groove, 5-2-limiting buckle, 5-3-isolation baffle, 5-4-pressure relief hole, 5-5-flat cable buckle, 6-module side insulation sheet, 7-module side plate, 8-output bracket, 9-confluence aluminum bar, 9-1-buffer boss, 10-module insulation cover and 11-output insulation cover.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings. The present embodiment is only for explaining the present invention, and does not limit the scope of the present invention.
As shown in fig. 1-5, the present invention is a highly integrated lithium ion battery module, which comprises a cell assembly, a module end plate 1, a module side plate 7, an output support 8, a bus aluminum bar 9 and a cell support assembly 5, wherein the module end plate 1 connects all the cells 3 of the cell assembly into a whole through an end surface elastic insulation sheet 2, a module side edge insulation sheet 6 and a module side plate 7. Terminal surface elastic insulation piece 2 both plays insulating and plays the effect for 3 inflation headspace of module both ends electricity core, and module side insulating piece 6 mainly plays insulating effect and keeps apart electricity core 3 and module curb plate 7, and module curb plate 7 is fixed with whole module with the form that module end plate 1 adopted laser welding or screw lock to pay, has controlled the skew in the X axle of module and the Y axle direction. Every two electric cores 3 in the electric core group are adhered into a whole through the elastic adhesive sheet 4, the elastic adhesive sheet 4 has a little compression amount and viscosity to connect the electric cores 3 into a whole, and the movement of the electric cores 3 in the X-axis direction and the Z-axis direction is effectively controlled. In addition, the elastic adhesive sheet 4 has a certain thickness, and a certain space is formed between the two connected battery cells 3 to expand the battery cells 3. The battery cell 3 is assembled in the battery cell limiting groove 5-1 of the battery cell bracket assembly 5, and the movement of the battery cell 3 in the X and Y directions can be effectively controlled through the battery cell limiting groove 5-1.
Electric core 3 and aluminium busbar 9 that converges adopt laser welding's mode to be connected, realize the series-parallel connection of module, the output of the aluminium busbar 9 of the fixed module of output support 8 makes things convenient for the electricity between the module to be connected. The bus aluminum bar 9 is also provided with a buffering boss 9-1, and the buffering boss 9-1 has an adjusting effect on the expansion and the size deviation of the battery cell. The battery cell support assembly 5 is further provided with a limiting buckle 5-2 which effectively limits the position of the confluence aluminum bar 9, and after laser welding is completed, the confluence aluminum bar 9 and the battery cell support assembly 5 have the function of mutual fixing and limiting. The battery cell support assembly 5 is also provided with a flat cable buckle 5-5, a pressure relief hole 5-4 and an isolation baffle 5-3. The flat cable buckle 5-5 enables the sampling wire harness to be neater in wiring, a space path is reserved for the battery core 3 due to abnormal air leakage through the pressure relief hole 5-4, the isolation baffle 5-3 plays roles in fool-proofing and insulation protection, and in order to achieve the structure capable of being broken, the series-parallel connection mode of the module is adjusted by breaking the number and the position of the isolation baffle 5-3.
The output insulating cover 11 is fixed on the output support 8 and plays an insulating protection role when the module is electrically connected with the module. The module insulating cover 10 covers the module to play an insulating protection role. The whole module is fixed with the box body through a module mounting hole 1-1 on the module end plate 1 by a bolt, and a module hoisting hole 1-2 is arranged on the module end plate 1 so as to be convenient for transferring and hoisting the whole module.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a highly integrated lithium ion battery module, includes electric core group, electric core support assembly, collection flow aluminium bar, module curb plate, module end plate and module insulating boot, the electric core group passes through module end plate and the fixed integrative, its characterized in that forms of module curb plate: have the buffering boss the aluminium bar that converges with the electricity core of electric core group is connected be provided with the elasticity bonding pad and the terminal surface elastic insulation piece that have the effect of reserving inflation space between per two electric cores in the electric core group and between electric core group and the module end plate respectively be provided with electric core spacing groove and pressure release hole on the electric core support assembly, electric core equipment arrives electric core is spacing in, through the pressure release hole is realized electric core is because unusual and lose heart.
2. The highly integrated lithium ion battery module of claim 1, wherein: and a module side edge insulation sheet is arranged between the module side plate and the electric core group.
3. The highly integrated lithium ion battery module of claim 2, wherein: and the battery cell support assembly is provided with a limiting buckle for limiting the position of the bus aluminum bar.
4. The highly integrated lithium ion battery module of claim 3, wherein: the battery cell support assembly is also provided with a flat cable buckle and an isolation baffle which is easy to break, and the isolation baffle is convenient to adjust the series connection or the parallel connection of the battery cells.
5. The highly integrated lithium ion battery module of any one of claims 1 to 4, wherein: and an output support connected with the bus aluminum bar is fixed on the module end plate.
6. The highly integrated lithium ion battery module of claim 5, wherein: an output insulating cover is arranged on the output support.
7. The highly integrated lithium ion battery module of claim 1, wherein: and the module end plate is also provided with a module mounting hole and a hoisting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122176062.6U CN216084988U (en) | 2021-09-09 | 2021-09-09 | Highly integrated lithium ion battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122176062.6U CN216084988U (en) | 2021-09-09 | 2021-09-09 | Highly integrated lithium ion battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216084988U true CN216084988U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122176062.6U Active CN216084988U (en) | 2021-09-09 | 2021-09-09 | Highly integrated lithium ion battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216084988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025123767A1 (en) * | 2023-12-13 | 2025-06-19 | 惠州亿纬锂能股份有限公司 | Pressure relief rack assembly and battery module |
-
2021
- 2021-09-09 CN CN202122176062.6U patent/CN216084988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025123767A1 (en) * | 2023-12-13 | 2025-06-19 | 惠州亿纬锂能股份有限公司 | Pressure relief rack assembly and battery module |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215332, 1st and 2nd floors, Zone B, Jindu Science and Technology Innovation Industrial Park, No. 55 Lisheng Road, Huaqiao Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Suzhou Liansheng New Energy Technology Co.,Ltd. Country or region after: China Address before: 215000 floor 1, building 1, No. 8, CHENGWAN Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee before: Suzhou Liansheng New Energy Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |