CN213401414U - Battery pack arrangement structure and electric automobile - Google Patents
Battery pack arrangement structure and electric automobile Download PDFInfo
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- CN213401414U CN213401414U CN202022225909.0U CN202022225909U CN213401414U CN 213401414 U CN213401414 U CN 213401414U CN 202022225909 U CN202022225909 U CN 202022225909U CN 213401414 U CN213401414 U CN 213401414U
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- battery
- battery module
- battery pack
- module
- pack arrangement
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- 239000000178 monomer Substances 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Images
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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of lithium ion battery, concretely relates to battery pack structure of arranging, including framework and battery module, the framework includes the end plate that sets up along width direction and the curb plate that sets up along length direction, and the battery module includes at least two monomer electricity cores of piling up along width direction, and a plurality of battery modules pile up two rows that form relative setting along length direction, and the output terminal of battery module all sets up on same one side towards the framework center, is the dislocation set between every row of relative battery module output terminal. Compared with the prior art, the battery module in the utility model adopts a structure that two rows of single battery cells are stacked, thereby reducing the number of the battery module and the output electrode terminals and connecting wires thereof, improving the space utilization rate of the battery pack, and simultaneously improving the energy density of the battery pack; in addition, the output terminal of the battery module is arranged in a staggered mode, when the battery pack collides, the opposite output terminals are not easy to touch, and the safety performance of the battery pack is improved.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery, concretely relates to battery package structure and electric automobile of arranging.
Background
The square aluminum shell power battery is widely applied to new energy automobile power batteries due to the advantages of high energy density, high safety, easy matching and the like.
Currently, the mainstream square battery module in the industry is mainly 355 modules and 590 modules, that is, the battery modules with the lengths of 355mm and 590mm, wherein, the 590 module is usually the arrangement structure of a single-row battery core, for example, the battery module disclosed in the patent document with the publication number of CN208819969U, through the arrangement of the confluence members, the positive and negative terminals are arranged on the same side of the battery module, the battery pack is composed of two rows of the 590 module arranged longitudinally, the module terminals are all concentrated in the middle of the battery pack (as shown in fig. 1), the occupation space of the positive and negative terminals and the terminal connecting wires can be reduced to a certain extent, the energy density of the battery pack is improved, but the battery pack in the prior art at least has the following defects: the battery module is arranged in a single-row battery cell arrangement mode, so that the size of the battery module is small easily, the number of the battery modules in the battery pack is large, the number of wiring terminals of the battery modules is increased, and the volume utilization rate of the battery pack is reduced; and positive and negative terminals of the battery module in the battery pack are directly and oppositely arranged, so that the positive and negative terminals are easy to touch to cause short circuit when the battery pack is subjected to the polar conditions such as collision and the like, and further a series of safety problems are caused.
In view of the above, there is a need for further improvements to the above prior art to meet practical production needs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to prior art's not enough, and the battery package structure of arranging that provides, this battery package carries out dislocation set with the output terminal of battery module, consequently, has solved traditional output terminal and just leads to the phenomenon of short circuit when the collision easily to setting up, has improved the security performance of battery package.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a battery pack arrangement comprising:
the frame body comprises end plates arranged along the width direction and side plates arranged along the length direction; and
the battery modules are arranged in the frame body, the plurality of battery modules are stacked along the length direction to form two rows which are oppositely arranged, each battery module comprises at least two rows of single battery cells which are stacked along the width direction,
the two output electrode terminals of the battery module are arranged on the same side facing the center of the frame body, and the output electrode terminals of the battery module in each row are arranged in a staggered mode.
As right the utility model discloses in the improvement of battery package structure of arranging, two of battery module the output pole terminal is adjacent to be set up.
As right the utility model discloses in the improvement of battery package structure of arranging, two of battery module the output terminal sets up respectively and is being close to on the position of battery module both sides.
As right the utility model discloses in the improvement of battery package arrangement structure, one of them of battery module the output terminal sets up and is being close to on the position of battery module one side, another the output terminal sets up and is being close to on the position at battery module center.
As right the utility model discloses in the improvement of battery package structure of arranging, two of battery module are listed as monomer electricity core quantity equals.
As right the utility model discloses in the improvement of battery package structure of arranging, every is listed as in the battery module monomer electricity core is the odd number.
As right the utility model discloses in the improvement of battery package structure of arranging, every row in the battery module monomer electricity core is the even number.
As right the utility model discloses in the improvement of battery package structure of arranging, in the battery module for establishing ties or parallelly connected between the monomer electricity core.
As right the utility model discloses in the improvement of battery package structure of arranging, the battery module is followed length on the width direction is 550 ~ 650 mm.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
1) the battery module in the utility model adopts a structure that two rows of single battery cells are stacked, and the volume of a single battery module is increased, so that the number of half of the battery modules in the battery pack is reduced, and correspondingly, the number of output electrode terminals and terminal connecting wires of the battery module is also reduced, so that the space occupied by the output electrode terminals and the terminal connecting wires is reduced, and the energy density of the battery pack is greatly improved;
2) because the output pole terminals of each row of battery modules are arranged in a staggered manner, when the battery pack is collided or extruded, the output pole terminals at the opposite positions among the battery modules are not easy to touch each other to cause short circuit, and the safety performance of the battery pack is improved.
The utility model also provides an electric automobile, including the battery package, this battery package uses in above-mentioned arbitrary one section battery package structure of arranging. Through inciting somebody to action the utility model provides a battery package structure of arranging uses on electric automobile, can enough promote the energy density of battery package, has strengthened electric automobile's continuation of the journey function, has also improved electric automobile's security performance effectively.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided to explain the invention and not to constitute an undue limitation on the invention. In the drawings:
fig. 1 is a schematic structural diagram of a 590 module battery pack in the prior art;
fig. 2 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 3 of the present invention;
fig. 5 is a schematic structural diagram of embodiment 4 of the present invention;
wherein, 0-monomer battery cell; 1-a frame body; 2-a battery module; 21-output pole terminal.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.
Example 1
As shown in fig. 2, a battery pack arrangement structure includes:
a frame body 1 including end plates arranged in a width direction X and side plates arranged in a length direction Y; and
the battery modules 2 are arranged in the frame body 1, a plurality of the battery modules 2 are stacked along the length direction Y to form two rows which are oppositely arranged, the battery modules 2 comprise at least two rows of single battery cores 0 which are stacked along the width direction X,
wherein, two output electrode terminals 21 of the battery module 2 are both arranged on the same side towards the center of the frame body 1, and the output electrode terminals 21 of each row of the opposite battery modules 2 are arranged in a staggered way.
In the utility model, the battery module 2 comprises two rows of single battery cores 0 stacked along the width direction X, and because the battery module 2 adopts the structure of two rows of single battery cores 0, compared with the traditional single-row battery core arrangement structure, the volume of the single battery module 2 in the utility model is doubled, therefore, in the battery pack with the same specification, the number of the battery modules 2 can be greatly reduced, and further the number of the output electrode terminals 21 of the battery module 2 and the connecting lines of the terminals thereof is greatly reduced, thereby reducing the space occupied by the output electrode terminals 21 and the terminal connecting lines thereof, and greatly improving the energy density of the battery pack; in addition, because the output electrode terminals 21 of each row of battery modules 2 are arranged in a staggered manner, when the battery pack is collided or extruded, the output electrode terminals 21 at the opposite positions among the battery modules 2 are not easy to touch each other to cause short circuit, and the safety performance of the battery pack is improved.
In order to better realize the dislocation between the output electrode terminals 21 at the opposite positions of each row, in this embodiment, the two output electrode terminals 21 of the battery module 2 at the first row in the battery pack are both adjacently disposed, and the two output electrode terminals 21 of the battery module 2 at the second row in the battery pack are respectively disposed at positions close to the two sides of the battery module 2. Therefore, when the battery pack collides or is extruded, the output electrode terminals 21 of the first row of battery modules 2 and the second row of battery modules 2 are not in direct contact with each other, so that the risk of short circuit between the battery modules 2 is reduced, and the safety performance of the battery pack is improved.
Wherein, in this embodiment, the length of battery module 2 on the width direction X sets up to 590mm, 590 battery modules promptly, through series connection or parallel connection between the inside monomer electricity core 0 of battery module 2. In order to better adapt to the assembly of a square aluminum-shell battery pack, the quantity of two rows of single battery cores 0 of the battery module 2 is equal, so that the battery module 2 can form a rectangular structure so as to be conveniently arranged in the battery pack, the space of the battery pack can be fully utilized, and the energy density of the battery pack is improved.
In addition, the individual electric core 0 of every row in the battery module 2 both can be the odd number, also can be the even number, can carry out the rationality adaptation according to the specific size of battery package and battery module 2, but need guarantee to be dislocation set between the output terminal 21 between the battery module 2 of every row.
Example 2
As shown in fig. 3, for the second embodiment, different from embodiment 1, the present invention is that there are two structures in which the output electrode terminals 21 are adjacent to each other in the first row of battery modules 2, and there are two structures in which the output electrode terminals 21 are respectively disposed at positions close to two sides of the battery modules 2, and the second row of battery modules 2 is disposed correspondingly.
In this embodiment, through the mode that adopts the mixture to arrange, the dislocation set of the output terminal 21 of first row battery module 2 and second row battery module 2 has also been realized, has reduced the risk that takes place to touch the short circuit when the battery package bumps, extrudees, improves the energy density of battery package.
Example 3
As shown in fig. 4, a third embodiment of the present invention is different from embodiment 1 in that one of the output electrode terminals 21 of the battery module 2 is disposed at a position close to one side of the battery module 2, and the other output electrode terminal 21 is disposed at a position close to the center of the battery module.
In this embodiment, since the battery modules 2 adopt a two-row stacking structure of the unit electric cells 0, the above-described structure of the output electrode terminals 21 of the battery modules 2 can also be used to realize the offset arrangement of the output electrode terminals 21 of the first row of the battery modules 2 and the second row of the battery modules 2, and the same effect as that of embodiment 1 is achieved.
Example 4
As shown in fig. 5, for the fourth embodiment, different from embodiment 1, the battery module 2 in this embodiment adopts the mixed arrangement mode of embodiment 2 and embodiment 3, that is, the output terminal 21 of the battery module 2 has three different arrangement modes, and through the dislocation arrangement, the risk of occurrence of touch short circuit when the battery pack collides and is extruded is also reduced, and the energy density of the battery pack is improved.
The utility model also provides an electric automobile, including the battery package, this battery package uses the battery package structure of arranging of above-mentioned embodiment 1 ~ 4. Through inciting somebody to action the utility model provides a battery package structure of arranging uses on electric automobile, can enough promote the energy density of battery package, has strengthened electric automobile's continuation of the journey function, has also improved electric automobile's security performance effectively.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. A battery pack arrangement, comprising:
a frame body (1) comprising end plates arranged along the width direction (X) and side plates arranged along the length direction (Y); and
the battery modules (2) are arranged in the frame body (1), the battery modules (2) are stacked along the length direction (Y) to form two rows which are oppositely arranged, each battery module (2) comprises at least two rows of single battery cores (0) which are stacked along the width direction (X),
the two output electrode terminals (21) of the battery modules (2) are arranged on one side facing the center of the frame body (1), and the output electrode terminals (21) of the battery modules (2) which are opposite in each row are arranged in a staggered mode.
2. The battery pack arrangement according to claim 1, wherein: the two output electrode terminals (21) of the battery module (2) are arranged adjacently.
3. The battery pack arrangement according to claim 1, wherein: the two output electrode terminals (21) of the battery module (2) are respectively arranged at positions close to two sides of the battery module (2).
4. The battery pack arrangement according to claim 1, wherein: one of the output electrode terminals (21) of the battery module (2) is disposed at a position close to one side of the battery module (2), and the other output electrode terminal (21) is disposed at a position close to the center of the battery module (2).
5. The battery pack arrangement according to claim 1, wherein: two rows of the battery module (2) are equal in number of the single battery cores (0).
6. The battery pack arrangement according to claim 5, wherein: the number of the single battery cores (0) in each row in the battery module (2) is odd.
7. The battery pack arrangement according to claim 5, wherein: the number of the single battery cores (0) in each row in the battery module (2) is even.
8. The battery pack arrangement according to claim 1, wherein: the single battery cores (0) in the battery module (2) are connected in series or in parallel.
9. The battery pack arrangement according to claim 1, wherein: the length of the battery module (2) in the width direction (X) is 550-650 mm.
10. An electric vehicle, characterized in that: comprising a battery pack using the battery pack arrangement structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022225909.0U CN213401414U (en) | 2020-10-09 | 2020-10-09 | Battery pack arrangement structure and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022225909.0U CN213401414U (en) | 2020-10-09 | 2020-10-09 | Battery pack arrangement structure and electric automobile |
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| Publication Number | Publication Date |
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| CN213401414U true CN213401414U (en) | 2021-06-08 |
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| CN202022225909.0U Active CN213401414U (en) | 2020-10-09 | 2020-10-09 | Battery pack arrangement structure and electric automobile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904054A (en) * | 2021-09-27 | 2022-01-07 | 蜂巢能源科技有限公司 | Battery pack and power device |
| CN114583321A (en) * | 2022-02-10 | 2022-06-03 | 广州市垠瀚能源科技有限公司 | Battery module, battery package and car |
| CN115084762A (en) * | 2022-07-20 | 2022-09-20 | 天津市捷威动力工业有限公司 | Battery pack and electric automobile |
-
2020
- 2020-10-09 CN CN202022225909.0U patent/CN213401414U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904054A (en) * | 2021-09-27 | 2022-01-07 | 蜂巢能源科技有限公司 | Battery pack and power device |
| CN113904054B (en) * | 2021-09-27 | 2023-06-30 | 蜂巢能源科技有限公司 | Battery pack and power device |
| CN114583321A (en) * | 2022-02-10 | 2022-06-03 | 广州市垠瀚能源科技有限公司 | Battery module, battery package and car |
| CN114583321B (en) * | 2022-02-10 | 2024-01-30 | 广州市垠瀚能源科技有限公司 | Battery module, battery pack and automobile |
| CN115084762A (en) * | 2022-07-20 | 2022-09-20 | 天津市捷威动力工业有限公司 | Battery pack and electric automobile |
| CN115084762B (en) * | 2022-07-20 | 2024-03-22 | 天津市捷威动力工业有限公司 | Battery pack and electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220121 Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zenergy Battery Technologies Co.,ltd Address before: 211100 Lantian Road 249, Airport Economic Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee before: JIANGSU TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: DONGGUAN TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: Jiangsu Tafel Power System Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zhengli New Energy Battery Technology Co.,Ltd. Country or region after: China Address before: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee before: Jiangsu Zenergy Battery Technologies Co.,ltd Country or region before: China |