CN111934047B - Novel soft package battery module - Google Patents
Novel soft package battery module Download PDFInfo
- Publication number
- CN111934047B CN111934047B CN202010519051.0A CN202010519051A CN111934047B CN 111934047 B CN111934047 B CN 111934047B CN 202010519051 A CN202010519051 A CN 202010519051A CN 111934047 B CN111934047 B CN 111934047B
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- plate
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- heat conducting
- groove
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Classifications
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- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- 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)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a novel soft-package battery module, which comprises a base, wherein a plurality of symmetrically distributed connecting columns are arranged on the upper end face of the base, a plurality of battery units are arranged on the connecting columns, the battery units are arranged on the connecting columns through connecting grooves, a locking cover plate is arranged above the battery units, and a water cooling part is arranged on the upper end face of the locking cover plate.
Description
Technical Field
The invention relates to the technical field of soft-pack batteries, in particular to a novel soft-pack battery module.
Background
The soft package battery core is a lithium battery with a soft package material (usually an aluminum-plastic composite film) as a shell, has the advantages of small volume, light weight, high specific energy, high safety, flexible design and the like, is structurally packaged by the aluminum-plastic film, and the positive electrode and the negative electrode of the battery also adopt a battery tab structure, unlike the conventional plastic shell and metal shell battery, the soft package battery core is soft and difficult to fix due to the fact that the soft package battery core is soft in shape and is extremely easy to cause the conditions of scratches, pits, folds and the like, so that a plurality of soft package battery cores are usually mutually fixed and a plurality of soft package power batteries are connected in series-parallel to form a soft package battery module.
The current soft package battery module is inconvenient when constituteing the installation, and because soft package battery closely stacks together, the heat dispersion of battery is relatively poor, leads to battery life to shorten.
Disclosure of Invention
The invention aims to provide a novel soft package battery module to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a novel soft packet of battery module, includes the base, be provided with a plurality of symmetric distribution's spliced pole on the up end of base, be provided with a plurality of battery unit on the spliced pole, the battery unit passes through the spread groove setting on the spliced pole, the top of battery unit is provided with locking apron, be provided with water-cooling part on the up end of locking apron.
Preferably, the upper end face of the connecting column is provided with a threaded part, the threaded part is provided with a locking nut, and the locking cover plate is arranged on the battery unit through the locking nut.
Preferably, the battery unit comprises a unit plate, a mounting groove is formed in the unit plate, a heat conducting sleeve is arranged on the inner side wall of the mounting groove, first heat conducting columns are fixedly arranged on the end faces of the left side and the right side of the heat conducting sleeve, second heat conducting columns are fixedly arranged at the other ends of the first heat conducting columns, heat conducting rings are arranged on the inner side wall of the connecting groove, and the heat conducting rings are connected with the second heat conducting columns.
Preferably, a first heat conducting plate is arranged on the upper end face of the locking cover plate, the upper end face of the first heat conducting plate is connected with the water cooling part, a second heat conducting plate is arranged at the bottom of the first heat conducting plate, the connecting column is inserted into the locking cover plate, and the connecting column is in contact with the second heat conducting plate.
Preferably, electrode heads which are symmetrically distributed left and right are fixedly arranged at the front ends of the unit plates, electrode grooves are formed in the electrode heads, second trapezoid grooves are formed in the front end faces of the unit plates at positions corresponding to the electrode grooves, and the second trapezoid grooves are communicated with the electrode grooves through the first trapezoid grooves.
Preferably, the bottom of electrode tip has been seted up the jack groove, be provided with the conduction board between electrode groove and the jack groove, fixed mounting has the conduction post on the up end of electrode tip, the lower extreme of conduction post is linked together with the electrode groove, the upper end of conduction post is pegged graft in the inside of jack groove, the inside of conduction post is provided with metal part.
Preferably, the water cooling part comprises a water cooling plate, a cooling pipeline is arranged in the water cooling plate, connectors which are distributed in a bilateral symmetry manner are fixedly arranged at the front end of the water cooling plate, the connectors are connected with two ends of the cooling pipeline, and the bottom of the water cooling plate is connected with the first heat conducting plate.
Preferably, a plurality of sealing ferrules are arranged on the connector.
Compared with the prior art, the invention has the beneficial effects that: novel soft packet of battery module carries out fixed mounting through lock nut and screw portion to locking apron, battery unit sets up inside the mounting groove of cell board, carry out heat conduction through the heat conduction cover, the heat passes through first heat conduction post, second heat conduction post and heat conduction ring transfer to the spliced pole on, pass through the spliced pole and pass through the second heat conduction board, the second heat conduction board passes through first heat conduction board, dispel the heat and cool through water-cooling part, improve the heat dissipation ability, the tab of soft packet of battery is pegged graft in the inside of electrode groove through first dovetail groove and second dovetail groove, through the conduction board, the setting of conduction post and metal portion, can carry out the parallelly connected of tab to each soft packet of battery unit of soft packet of battery module, form battery module, guide out the coolant through the connector, the coolant flows at the cooling pipeline, absorb heat and cool down to the water-cooling board, take away the heat, the leakproofness of connector department is improved through sealed the lasso. The invention relates to a novel soft-package battery module, which is convenient to assemble the soft-package battery module by arranging a water cooling part, a heat conducting ring, an electrode groove and the like, improves the heat dissipation and cooling effects of the battery module, prolongs the service life of the battery module, and solves the problems that the conventional soft-package battery module is inconvenient to assemble and the service life of the battery is shortened due to poor heat dissipation capacity of the battery caused by closely overlapping soft-package batteries.
Drawings
Fig. 1 is a schematic structural view of a novel soft pack battery module;
fig. 2 is a schematic view showing the structure of a cell plate in a novel soft pack battery module;
fig. 3 is a schematic view showing the structure of the electrode head in the novel soft pack battery module;
fig. 4 is a schematic diagram showing the internal structure of a water cooling plate in a novel soft pack battery module;
fig. 5 is a schematic structural view of a locking cover plate in the novel soft pack battery module.
In the figure: the battery comprises a base, a 2-connecting column, a 3-battery unit, a 4-connecting groove, a 5-locking cover plate, a 6-locking nut, a 7-threaded part, an 8-water-cooling part, a 9-electrode head, a 10-conducting column, an 11-unit plate, a 12-mounting groove, a 13-heat conducting sleeve, a 14-first heat conducting column, a 15-second heat conducting column, a 16-heat conducting ring, a 17-electrode groove, a 18-metal part, a 19-conducting plate, a 20-inserting groove, a 21-first trapezoid groove, a 22-second trapezoid groove, a 23-water-cooling plate, a 24-water-cooling pipeline, a 25-connector, a 26-sealing ferrule, a 27-first heat conducting plate and a 28-second heat conducting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a novel soft packet of battery module, includes base 1, be provided with a plurality of symmetric distribution's spliced pole 2 on the up end of base 1, be provided with a plurality of battery unit 3 on the spliced pole 2, battery unit 3 passes through spread groove 4 and sets up on spliced pole 2, battery unit 3's top is provided with locking apron 5, be provided with water-cooling part 8 on locking apron 5's the up end.
The upper end face of the connecting column 2 is provided with a threaded portion 7, the threaded portion 7 is provided with a locking nut 6, and the locking cover plate 5 is installed and arranged on the battery unit 3 through the locking nut 6.
The locking cover plate 5 is fixedly installed by the locking nut 6 and the threaded portion 7.
The battery unit 3 comprises a unit plate 11, a mounting groove 12 is formed in the unit plate 11, a heat conducting sleeve 13 is arranged on the inner side wall of the mounting groove 12, first heat conducting columns 14 are fixedly arranged on the end faces of the left side and the right side of the heat conducting sleeve 13, second heat conducting columns 15 are fixedly arranged at the other ends of the first heat conducting columns 14, heat conducting rings 16 are arranged on the inner side wall of the connecting groove 4, and the heat conducting rings 16 are connected with the second heat conducting columns 15.
The upper end face of the locking cover plate 5 is provided with a first heat-conducting plate 27, the upper end face of the first heat-conducting plate 27 is connected with the water-cooling part 8, the bottom of the first heat-conducting plate 27 is provided with a second heat-conducting plate 28, the connecting column 2 is inserted into the locking cover plate 5, and the connecting column 2 is in contact with the second heat-conducting plate 28.
The battery unit 3 is arranged in the mounting groove 12 of the unit plate 11, heat is conducted through the heat conducting sleeve 13, heat is transferred to the connecting column 2 through the first heat conducting column 14, the second heat conducting column 15 and the heat conducting ring 16, the heat is transferred to the second heat conducting plate 28 through the connecting column 2, the second heat conducting plate 28 is transferred to the first heat conducting plate 27, heat dissipation and temperature reduction are conducted through the water cooling part 8, and heat dissipation capacity is improved.
Electrode heads 9 which are distributed in a bilateral symmetry mode are fixedly arranged at the front end of the unit plate 11, electrode grooves 17 are formed in the electrode heads 9, second trapezoid grooves 22 are formed in the front end face of the unit plate 11 at positions corresponding to the electrode grooves 17, and the second trapezoid grooves 22 are communicated with the electrode grooves 17 through first trapezoid grooves 21.
The bottom of the electrode head 9 is provided with a plug groove 20, a conducting plate 19 is arranged between the electrode groove 17 and the plug groove 20, a conducting column 10 is fixedly installed on the upper end face of the electrode head 9, the lower end of the conducting column 10 is communicated with the electrode groove 17, the upper end of the conducting column 10 is plugged in the plug groove 20, and a metal part 18 is arranged in the conducting column 10.
The tabs of the soft-pack battery are inserted into the electrode groove 17 through the first trapezoid groove 21 and the second trapezoid groove 22, and are arranged through the conducting plate 19, the inserting groove 20, the conducting column 10 and the metal part 18, so that the tabs of the soft-pack battery units of the soft-pack battery module can be connected in parallel to form the battery module.
The water cooling part 8 comprises a water cooling plate 23, a cooling pipeline 24 is arranged in the water cooling plate 23, connectors 25 distributed in a bilateral symmetry mode are fixedly arranged at the front end of the water cooling plate 23, the connectors 25 are connected with two ends of the cooling pipeline 24, and the bottom of the water cooling plate 23 is connected with a first heat conducting plate 27.
The connector 25 is provided with a plurality of sealing ferrules 26.
The cooling liquid is led in and led out through the connector 25, flows in the cooling pipeline 24, absorbs heat and lowers the temperature of the water cooling plate 23, takes away heat, and improves the tightness of the connector 25 through the sealing ferrule 26.
It will be evident to those skilled in the art that the invention 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 characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. The utility model provides a soft packet of battery module, includes base (1), its characterized in that: the novel battery pack is characterized in that a plurality of symmetrically distributed connecting columns (2) are arranged on the upper end face of the base (1), a plurality of battery units (3) are arranged on the connecting columns (2), the battery units (3) are arranged on the connecting columns (2) through connecting grooves (4), a locking cover plate (5) is arranged above the battery units (3), and a water cooling part (8) is arranged on the upper end face of the locking cover plate (5);
the upper end face of the connecting column (2) is provided with a threaded part (7), the threaded part (7) is provided with a locking nut (6), and the locking cover plate (5) is arranged on the battery unit (3) through the locking nut (6);
the battery unit (3) comprises a unit plate (11), a mounting groove (12) is formed in the unit plate (11), a heat conducting sleeve (13) is arranged on the inner side wall of the mounting groove (12), first heat conducting columns (14) are fixedly arranged on the end faces of the left side and the right side of the heat conducting sleeve (13), second heat conducting columns (15) are fixedly arranged at the other ends of the first heat conducting columns (14), heat conducting rings (16) are arranged on the inner side wall of the connecting groove (4), and the heat conducting rings (16) are connected with the second heat conducting columns (15);
the number of the heat conducting rings (16) is four, and the four heat conducting rings (16) are distributed at four corners of the unit plate (11); the number of the first heat conduction columns (14) is two, the number of the second heat conduction columns (15) is two, and the connecting columns (2) penetrate through the heat conduction rings (16);
the upper end face of the locking cover plate (5) is provided with a first heat-conducting plate (27), the upper end face of the first heat-conducting plate (27) is connected with the water-cooling part (8), the bottom of the first heat-conducting plate (27) is provided with a second heat-conducting plate (28), the connecting column (2) is inserted into the locking cover plate (5), and the connecting column (2) is in contact with the second heat-conducting plate (28);
the battery unit (3) is arranged in the mounting groove (12) of the unit plate (11), heat is conducted through the heat conducting sleeve (13), heat is sequentially transferred to the connecting column (2) through the first heat conducting column (14), the second heat conducting column (15) and the heat conducting ring (16), is transferred to the second heat conducting plate (28) through the connecting column (2), the second heat conducting plate (28) is transferred to the first heat conducting plate (27), and the water cooling part (8) is used for conducting heat and cooling, so that the heat dissipation capacity is improved;
electrode heads (9) which are symmetrically distributed left and right are fixedly arranged at the front end of the unit plate (11), electrode grooves (17) are formed in the electrode heads (9), second trapezoid grooves (22) are formed in the front end face of the unit plate (11) at positions corresponding to the electrode grooves (17), and the second trapezoid grooves (22) are communicated with the electrode grooves (17) through first trapezoid grooves (21);
the electrode head (9) is characterized in that an inserting groove (20) is formed in the bottom of the electrode head (9), a conducting plate (19) is arranged between the electrode groove (17) and the inserting groove (20), a conducting column (10) is fixedly arranged on the upper end face of the electrode head (9), the lower end of the conducting column (10) is communicated with the electrode groove (17), the upper end of the conducting column (10) is inserted into the inserting groove (20), and a metal part (18) is arranged in the conducting column (10);
the first trapezoid groove (21) and the second trapezoid groove (22) form an insertion trapezoid groove, and the length of one side of the insertion trapezoid groove, which is close to the unit plate (11), is larger than that of one side of the insertion trapezoid groove, which is close to the conducting plate (19); the lugs of the soft-package battery are inserted into the electrode grooves (17) through the first trapezoid grooves (21) and the second trapezoid grooves (22); through the arrangement of the conducting plate (19), the inserting groove (20), the conducting column (10) and the metal part (18), the lug connection of each soft package battery unit of the soft package battery module can be carried out, and the battery module is formed.
2. The flexible battery module according to claim 1, wherein: the water cooling part (8) comprises a water cooling plate (23), a cooling pipeline (24) is arranged in the water cooling plate (23), connectors (25) which are distributed symmetrically left and right are fixedly arranged at the front end of the water cooling plate (23), the connectors (25) are connected with two ends of the cooling pipeline (24), and the bottom of the water cooling plate (23) is connected with a first heat conducting plate (27).
3. The flexible battery module according to claim 2, wherein: a plurality of sealing ferrules (26) are arranged on the connector (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010519051.0A CN111934047B (en) | 2020-06-09 | 2020-06-09 | Novel soft package battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010519051.0A CN111934047B (en) | 2020-06-09 | 2020-06-09 | Novel soft package battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111934047A CN111934047A (en) | 2020-11-13 |
| CN111934047B true CN111934047B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010519051.0A Active CN111934047B (en) | 2020-06-09 | 2020-06-09 | Novel soft package battery module |
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| CN (1) | CN111934047B (en) |
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| CN209607788U (en) * | 2019-03-04 | 2019-11-08 | 无锡至极动能科技有限公司 | A kind of radiator of soft-package battery mould group |
| CN209929374U (en) * | 2019-06-06 | 2020-01-10 | 宁波利维能储能系统有限公司 | Heat radiation structure and laminate polymer battery module of laminate polymer battery module |
| CN210576139U (en) * | 2019-11-12 | 2020-05-19 | 东莞汇洋动力科技有限公司 | Laminate polymer battery module |
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| KR101750066B1 (en) * | 2011-12-02 | 2017-06-23 | 에스케이이노베이션 주식회사 | Water-cooled type secondary battery |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204809333U (en) * | 2015-08-03 | 2015-11-25 | 上海中聚佳华电池科技有限公司 | Laminate polymer battery module |
| CN106356587A (en) * | 2016-11-25 | 2017-01-25 | 江西迪比科股份有限公司 | New energy power batter |
| CN206353554U (en) * | 2016-12-27 | 2017-07-25 | 浙江超威创元实业有限公司 | A kind of Soft Roll module water-cooling structure |
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| CN108365157A (en) * | 2018-01-18 | 2018-08-03 | 湖南三迅新能源科技有限公司 | Power battery cooling system and assembly method |
| CN208157587U (en) * | 2018-05-31 | 2018-11-27 | 杭州神驹科技有限公司 | A kind of cylindrical battery mould group integrated heat radiating device |
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| CN209607788U (en) * | 2019-03-04 | 2019-11-08 | 无锡至极动能科技有限公司 | A kind of radiator of soft-package battery mould group |
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| CN111934047A (en) | 2020-11-13 |
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