CN112490575A - Battery module group structure - Google Patents
Battery module group structure Download PDFInfo
- Publication number
- CN112490575A CN112490575A CN202011540685.0A CN202011540685A CN112490575A CN 112490575 A CN112490575 A CN 112490575A CN 202011540685 A CN202011540685 A CN 202011540685A CN 112490575 A CN112490575 A CN 112490575A
- Authority
- CN
- China
- Prior art keywords
- sheath
- tail
- battery module
- battery
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 14
- 101100483030 Salmonella phage ViI tail sheath gene Proteins 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 description 11
- 238000010276 construction Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Abstract
The invention discloses a battery module group structure which comprises a tail protective sleeve, an electric core, a middle protective sleeve, a connecting sheet, a front protective sleeve, a protective plate, an ear plate, a front panel assembly, a sampling wire harness, a bus bar and a partition plate, wherein the tail protective sleeve is positioned at the tail of the whole battery module, and the electric core, the middle protective sleeve and the front protective sleeve are sequentially superposed in front of the tail protective sleeve; the connecting sheets are positioned on the left side and the right side of the whole battery module, and the protection plates are positioned above and below the whole battery module; the partition board is inserted into the partition board clamping groove and connected with the middle sheath; the bus bar is horizontally placed on the positive electrode/the negative electrode of the battery core, the tail end of the sampling wire harness is positioned above the bus bar and connected with the bus bar, and the middle section of the sampling wire harness is connected with the middle sheath through the wire arranging groove; the front panel assembly is positioned at the front end of the whole battery module, the ear plates are positioned at two sides of the front panel assembly, and the ear plates, the front panel assembly and the front sheath are connected through screws. The invention has extremely high grouping efficiency and compatibility of air cooling and water cooling.
Description
Technical Field
The invention belongs to the technical field of lithium batteries, and relates to a battery module grouping structure.
Background
At present, the common battery module group mode on the market is for carrying out the preliminary back of uniting with electric core, and the shell of reuse bigger size is in groups other subassemblies and preliminary battery core of uniting once more. Therefore, there are the following drawbacks:
1. nested ganging increases the complexity of the assembly.
2. The heat dissipation channel is unreasonable in design and low in heat dissipation efficiency.
3. The air cooling and the water cooling of the same structure cannot be compatible, and the upgrading of the battery module is limited.
Disclosure of Invention
To overcome the above-mentioned deficiencies of the prior art, the present invention provides a battery module battery pack structure. This convenient battery is in groups mode has high efficiency in groups, and independent fixed electric core makes the structure more stable, reliable, and the heat dissipation passageway is high-efficient reasonable, has forced air cooling, water-cooled compatibility.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a battery module group structure, includes afterbody sheath, electric core, middle sheath, connection piece, anterior sheath, guard plate, otic placode, front panel assembly, sampling pencil, busbar, baffle, wherein:
the tail sheath is positioned at the tail of the whole battery module;
an electric core groove is formed in the tail sheath, tail sheath connecting sheet clamping grooves are formed in the protecting edges on the left side and the right side, and tail sheath clearance grooves are formed in the upper end and the lower end of the outer portion of the tail sheath;
an inner cavity is formed in the middle sheath, a middle sheath connecting sheet clamping groove and a tail sheath clearance groove are formed in the left and right protective edges, and a partition plate clamping groove, a confluence row positioning column and a wire arranging groove are formed in the upper end of the middle sheath;
a front sheath battery jar is arranged inside the front sheath;
the number of the electric cores is a plurality, and an intermediate sheath is arranged outside each electric core;
the battery core, the middle sheath and the front sheath are sequentially superposed in front of the tail sheath, the battery core close to the tail sheath is arranged in the battery core groove, and the battery core close to the front sheath is arranged in the battery groove of the front sheath;
the connecting sheets are positioned on the left side and the right side of the whole battery module, are sequentially embedded into the tail sheath connecting sheet clamping groove, the middle sheath connecting sheet clamping groove and the front sheath connecting sheet clamping groove, and are connected with the front sheath and the tail sheath through screws;
the protection plates are two and are positioned above and below the whole battery module, and the tail parts of the protection plates are inserted into the tail part sheath clearance grooves and are connected with the front part sheath and the tail part sheath through screws;
the partition board is inserted into the partition board clamping groove and connected with the middle sheath;
the bus bar is horizontally placed on the positive electrode/the negative electrode of the battery cell, the tail end of the sampling wire harness is positioned above the bus bar and connected with the bus bar, and the middle section of the sampling wire harness is connected with the middle sheath through the wire arranging groove;
the front panel assembly is positioned at the front end of the whole battery module, the ear plates are positioned at two sides of the front panel assembly, and the ear plates, the front panel assembly and the front sheath are connected through screws.
Compared with the prior art, the invention has the following advantages:
1. the invention realizes the one-time grouping structure of the battery modules, realizes the concise and reliable assembly mode of the battery modules, realizes the compatible heat dissipation structure of air cooling and water cooling, provides a high-efficiency and reasonable heat dissipation channel structure, and is a structure which can be widely applied to grouping of the battery modules.
2. The battery cell grouping method has novel design and simple installation, also enables the maintenance of the battery module to be more convenient and faster, has extremely high efficiency on the aspect of battery cell heat dissipation, can be expanded into water cooling, enables the safety and the stability of the battery module to be higher, and simultaneously reduces the cost.
Drawings
Fig. 1 is an exploded view of a battery module battery pack structure according to the present invention;
FIG. 2 is an assembly view of a battery module unitizing structure according to the present invention;
FIG. 3 is a schematic structural view of the tail sheath of the present invention;
FIG. 4 is a schematic view of the construction of the intermediate sheath of the present invention;
fig. 5 is a schematic view of the construction of the frontal sheath of the present invention.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but not limited thereto, and any modification or equivalent replacement of the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention shall be covered by the protection scope of the present invention.
The invention provides a novel battery module grouping structure, which comprises a tail sheath 1, a battery core 2, a middle sheath 3, a connecting sheet 4, a front sheath 5, a protective plate 6, an ear plate 7, a front panel assembly 8, a sampling wire harness 9, a bus bar 10 and a partition plate 11, wherein as shown in figures 1-5:
the tail sheath 1 is positioned at the tail of the whole battery module;
the electric core groove 1.1 is arranged inside the tail sheath 1, tail sheath connecting sheet clamping grooves 1.4 are arranged on the left and right side protective edges, tail sheath positioning columns 1.2 and tail sheath positioning holes 1.3 are arranged at the upper ends of the left and right side protective edges, and a tail sheath clearance groove 1.5 is arranged at the upper and lower ends of the outer part of the tail sheath 1;
an inner cavity 3.1 is arranged in the middle sheath 3, a middle sheath connecting sheet clamping groove 3.4 and a tail sheath clearance groove 1.5 are arranged on the left and right side protecting edges, a middle sheath positioning column 3.2 and a middle sheath positioning hole 3.3 are arranged at the upper end of the left and right side protecting edges, and a partition plate clamping groove 3.5, a confluence column 3.6 and a wire arranging groove 3.7 are arranged at the upper end of the middle sheath 3;
a front sheath battery jar 5.1 is arranged inside the front sheath 5, and front sheath positioning columns 5.2 and tail sheath positioning holes 5.3 are arranged at the upper ends of the left and right side protective edges;
the number of the electric cores 2 is a plurality, and an intermediate sheath 3 is arranged outside each electric core;
the battery core 2 and the middle sheath 3 are sequentially superposed in front of the tail sheath 1, the front sheath 5 is superposed after all the battery cores are placed, the battery core close to the tail sheath 1 is installed in the battery core groove 1.1, the battery core close to the front sheath 5 is installed in the battery groove 5.1 of the front sheath, and the battery core 2 is inserted into the battery groove 1.1 of the battery core and connected with the battery groove 5.1 of the front sheath;
the connecting sheets 4 are positioned on the left side and the right side of the whole battery module, are sequentially embedded into a tail sheath connecting sheet clamping groove 1.4, a middle sheath connecting sheet clamping groove 3.4 and a front sheath connecting sheet clamping groove 5.4, and are connected with the front sheath 5 and the tail sheath 1 through screws;
the protection plates 6 are two and are positioned above and below the whole battery module, wherein high-temperature-resistant insulating materials are paved on the inner side of the upper protection plate, and the tail parts of the protection plates 6 are inserted into the tail part sheath clearance grooves 1.5 and are connected with the front part sheath 5 and the tail part sheath 1 through screws;
the partition plate 11 is inserted into the partition plate clamping groove 3.5 and connected with the middle sheath 3;
the bus bar 10 is flatly placed on the positive electrode/the negative electrode of the battery core, the bus bar 10 and the battery core 2 are welded together by a laser welding method, the tail end of the sampling wire harness 9 is arranged above the corresponding bus bar 10 and connected with the bus bar 10, and the middle section of the sampling wire harness 9 is connected with the middle sheath 3 through a wire arranging groove 3.7;
the front panel assembly 8 is located at the front end of the whole battery module, the ear plates 7 are located on two sides of the front panel assembly 8, and the ear plates 7 and the front panel assembly 8 are connected with the front sheath 5 through screws.
The assembly method comprises the following steps:
(1) firstly, a tail sheath 1 is flatly placed on a tray, a battery cell groove 1.1 faces upwards, a battery cell 2 and an intermediate sheath 3 are sequentially overlapped and assembled according to the position of an inner cavity 3.1, and a front sheath battery cell 5.1 is assembled and sealed at the top, wherein final positioning is completed among layers by a tail sheath positioning column 1.2, a tail sheath positioning hole 1.3, an intermediate sheath positioning column 3.2, an intermediate sheath positioning hole 3.3, a front sheath positioning column 5.2 and a tail sheath positioning hole 5.3, and a main heat dissipation channel can be vertically inserted into the battery cells if water cooling is needed.
(2) The tail part of the protection plate 6 is inserted into the tail part sheath clearance groove 1.5 and is fastened by screws.
(3) The connecting sheet 4 is embedded into the tail sheath connecting sheet clamping groove 1.4, the middle sheath connecting sheet clamping groove 3.4 and the front sheath connecting sheet clamping groove 5.4 and is fastened by screws.
(4) Put the module with installed protection plate 6 side down, according to the series-parallel mode, insert baffle 11 in baffle draw-in groove 3.5 department that does not have busbar 10 to shelter from earlier, then put busbar 10, fix a position it through busbar positioning post 3.6, use laser with busbar 10 and electric core 2 welding together.
(5) The sampling wire harness 9 is laid in the wire arranging groove 3.7, and the wire harness branches are fastened on the corresponding bus bar 10.
(6) The front panel assembly 8 is pushed in from the front end of the battery module, and the protruding portion of the bus bar 10 is screwed to the front panel assembly.
(7) The protection plate 6 is additionally arranged at the top of the module again, and is fastened by screws after being pushed forwards from the back.
(8) The ear plates are fixed on two sides of the front part of the module.
The battery module grouping structure of the invention has the following advantages:
1. after the middle sheath is installed in the battery core, the inner surface of the module of the battery core is provided with a sufficient heat dissipation channel.
3. The tail sheath, the middle sheath and the front sheath are positioned only by the positioning column without fixed point connection.
4. The outer side of the battery module is not provided with an integral shell.
5. The bus bar and the sampling wire harness can be exposed only after the top protection plate is detached.
6. The bus bars and the partition plates between the bus bars can be flexibly configured.
7. A primary battery module grouping structure;
8. a convenient battery module assembly manner;
9. the heat dissipation channel can be compatible with two heat dissipation modes of air cooling and water cooling;
10. the high-efficiency and reasonable heat dissipation channel structure is provided;
11. the insulation problem is solved at one time.
Claims (5)
1. The utility model provides a battery module battery structure in groups, its characterized in that battery module battery structure in groups includes afterbody sheath, electric core, middle sheath, connection piece, anterior sheath, guard plate, otic placode, front panel assembly, sampling pencil, busbar, baffle, wherein:
the tail sheath is positioned at the tail of the whole battery module;
an electric core groove is formed in the tail sheath, tail sheath connecting sheet clamping grooves are formed in the protecting edges on the left side and the right side, and tail sheath clearance grooves are formed in the upper end and the lower end of the outer portion of the tail sheath;
an inner cavity is formed in the middle sheath, a middle sheath connecting sheet clamping groove and a tail sheath clearance groove are formed in the left and right protective edges, and a partition plate clamping groove, a confluence row positioning column and a wire arranging groove are formed in the upper end of the middle sheath;
a front sheath battery jar is arranged inside the front sheath;
the number of the electric cores is a plurality, and an intermediate sheath is arranged outside each electric core;
the battery core, the middle sheath and the front sheath are sequentially superposed in front of the tail sheath, the battery core close to the tail sheath is arranged in the battery core groove, and the battery core close to the front sheath is arranged in the battery groove of the front sheath;
the connecting sheets are positioned on the left side and the right side of the whole battery module, are sequentially embedded into the tail sheath connecting sheet clamping groove, the middle sheath connecting sheet clamping groove and the front sheath connecting sheet clamping groove, and are connected with the front sheath and the tail sheath through screws;
the protection plates are two and are positioned above and below the whole battery module, and the tail parts of the protection plates are inserted into the tail part sheath clearance grooves and are connected with the front part sheath and the tail part sheath through screws;
the partition board is inserted into the partition board clamping groove and connected with the middle sheath;
the bus bar is horizontally placed on the positive electrode/the negative electrode of the battery cell, the tail end of the sampling wire harness is positioned above the bus bar and connected with the bus bar, and the middle section of the sampling wire harness is connected with the middle sheath through the wire arranging groove;
the front panel assembly is positioned at the front end of the whole battery module, the ear plates are positioned at two sides of the front panel assembly, and the ear plates, the front panel assembly and the front sheath are connected through screws.
2. The battery module battery pack of claim 1, wherein the connecting tabs are connected to the front and rear sheaths by screws.
3. The battery module unitized structure of claim 1, wherein said guard plates are attached to the front and rear sheaths by screws.
4. The battery module grouping structure of claim 1, wherein the bus bars are welded to the cells using a laser welding method.
5. The battery module unitized structure of claim 1, wherein the upper guard plate is internally lined with a high temperature resistant insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011540685.0A CN112490575B (en) | 2020-12-23 | 2020-12-23 | Battery module unitized construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011540685.0A CN112490575B (en) | 2020-12-23 | 2020-12-23 | Battery module unitized construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112490575A true CN112490575A (en) | 2021-03-12 |
| CN112490575B CN112490575B (en) | 2024-01-09 |
Family
ID=74915462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011540685.0A Active CN112490575B (en) | 2020-12-23 | 2020-12-23 | Battery module unitized construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112490575B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490575B (en) * | 2020-12-23 | 2024-01-09 | 哈尔滨昆宇新能源有限公司 | Battery module unitized construction |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081175A (en) * | 2010-08-16 | 2013-05-01 | 株式会社Lg化学 | Battery module and battery pack including same |
| CN207303174U (en) * | 2017-08-17 | 2018-05-01 | 国联汽车动力电池研究院有限责任公司 | Power battery module assembly |
| CN209133564U (en) * | 2018-11-06 | 2019-07-19 | 陕西邦华新能源动力有限公司 | A kind of 18650 cylindrical electrical core module of integral type and mould group |
| CN209133589U (en) * | 2018-11-06 | 2019-07-19 | 陕西邦华新能源动力有限公司 | A kind of 18650 cylindrical electrical core module of layer-stepping and mould group |
| CN110085787A (en) * | 2019-05-29 | 2019-08-02 | 淮安骏盛新能源科技有限公司 | A kind of Soft Roll modular structure |
| CN210200847U (en) * | 2019-06-06 | 2020-03-27 | 宁波利维能储能系统有限公司 | Sampling line structure of laminate polymer battery module and laminate polymer battery module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490575B (en) * | 2020-12-23 | 2024-01-09 | 哈尔滨昆宇新能源有限公司 | Battery module unitized construction |
-
2020
- 2020-12-23 CN CN202011540685.0A patent/CN112490575B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081175A (en) * | 2010-08-16 | 2013-05-01 | 株式会社Lg化学 | Battery module and battery pack including same |
| US20130149577A1 (en) * | 2010-08-16 | 2013-06-13 | Lg Chem, Ltd. | Battery module and battery pack employed with the same |
| CN207303174U (en) * | 2017-08-17 | 2018-05-01 | 国联汽车动力电池研究院有限责任公司 | Power battery module assembly |
| CN209133564U (en) * | 2018-11-06 | 2019-07-19 | 陕西邦华新能源动力有限公司 | A kind of 18650 cylindrical electrical core module of integral type and mould group |
| CN209133589U (en) * | 2018-11-06 | 2019-07-19 | 陕西邦华新能源动力有限公司 | A kind of 18650 cylindrical electrical core module of layer-stepping and mould group |
| CN110085787A (en) * | 2019-05-29 | 2019-08-02 | 淮安骏盛新能源科技有限公司 | A kind of Soft Roll modular structure |
| CN210200847U (en) * | 2019-06-06 | 2020-03-27 | 宁波利维能储能系统有限公司 | Sampling line structure of laminate polymer battery module and laminate polymer battery module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490575B (en) * | 2020-12-23 | 2024-01-09 | 哈尔滨昆宇新能源有限公司 | Battery module unitized construction |
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| Publication number | Publication date |
|---|---|
| CN112490575B (en) | 2024-01-09 |
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Address after: 150060 Room 202, building 1, Nanhu street, Yingbin Road, hi tech Industrial Development Zone, Harbin City, Heilongjiang Province Applicant after: Harbin Coslight New ENERGY Co.,Ltd. Address before: 150060 Room 202, building 1, Nanhu street, Yingbin Road, hi tech Industrial Development Zone, Harbin City, Heilongjiang Province Applicant before: Harbin Guangyu new energy Co.,Ltd. |
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