CN213278253U - Secondary battery module and battery pack - Google Patents
Secondary battery module and battery pack Download PDFInfo
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- CN213278253U CN213278253U CN202021481232.0U CN202021481232U CN213278253U CN 213278253 U CN213278253 U CN 213278253U CN 202021481232 U CN202021481232 U CN 202021481232U CN 213278253 U CN213278253 U CN 213278253U
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- secondary battery
- battery module
- fixing
- liquid cooling
- support
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model belongs to the technical field of the battery technique and specifically relates to a secondary battery module and battery package are related to. The secondary battery module includes: the bottom of each secondary battery module is provided with a liquid cooling plate; a fixed protective structure for supporting the liquid cooled panels. The secondary battery module in this application, fixed protective structure's being used for will set up in the protection of the liquid cooling board of secondary battery module bottom to reduce the impaired probability of liquid cooling board.
Description
Technical Field
The utility model belongs to the technical field of the battery technique and specifically relates to a secondary battery module and battery package are related to.
Background
Along with the industrialization popularization of new forms of energy electric automobile, in order to reduce cost raise the efficiency, battery and module more and more tend to standardize. In order to increase the driving range of the whole vehicle, the charge capacity of the battery pack is higher and higher, so that more standard battery modules need to be loaded.
The battery module is providing the in-process of electric energy, the production heat that can last, and all cool down the battery module through liquid cold drawing at present, but because liquid cold drawing sets up in the outside of battery module, and then leads to the liquid cold drawing to damage easily.
SUMMERY OF THE UTILITY MODEL
The application provides a secondary battery module, fixed protective structure is used for supporting the liquid cooling board, provides the protection for the liquid cooling board to reduce the impaired probability of liquid cooling board.
In order to achieve the above object, the present application provides a secondary battery module including:
the bottom of each secondary battery module is provided with a liquid cooling plate;
a fixed protective structure for supporting the liquid cooled panels.
The secondary battery module in this application all is equipped with the liquid cooling board that is used for cooling to the secondary battery module in the bottom of every secondary battery module, and fixed protective structure has set up the fixed protective structure who is used for supporting the liquid cooling board simultaneously to be used for protecting the liquid cooling board, and then can reduce the probability that the liquid cooling board received the loss.
The application also provides a battery pack, which comprises a box body, be equipped with supporting component in the box, still include as above the secondary battery module, secondary battery module in the secondary battery module passes through supporting component install in the box. Therefore, the internal space of the battery pack and the safety of the battery pack can be effectively improved.
Drawings
Fig. 1 is a schematic view of a partial structure of a secondary battery module according to an embodiment of the present disclosure;
fig. 2 is a schematic structural view of a secondary battery module according to an embodiment of the present disclosure;
fig. 3 is a first schematic structural view illustrating a secondary battery module according to an embodiment of the present disclosure, wherein two secondary battery modules are disposed in the secondary battery module;
fig. 4 is a second schematic structural diagram of a secondary battery module provided with two secondary battery modules according to an embodiment of the present disclosure.
Icon: 10-a secondary battery module; 11-a first fixing element; 12-a second fixation element; 20-liquid cooling plate; 30-fixing a protective structure; 31-cell end plate; 32-a support; 320-a first support; 321-a second support; 40-a support assembly; 41-a first support block; 42-a second support block; 50-a first heat shield; 60-second heat shield.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a partial structural view of a secondary battery module according to an embodiment of the present disclosure. As shown in fig. 1, the present application provides a secondary battery module including: at least one secondary battery module 10, wherein a liquid cooling plate 20 is arranged at the bottom of each secondary battery module 10;
and a fixed protection structure 30, wherein the fixed protection structure 30 is used for fixing and protecting the liquid cooling plate 20.
The secondary battery module in this application all is equipped with the liquid cooling board 20 that is used for cooling down secondary battery module 10 in the bottom of every secondary battery module 10, has set up the fixed protective structure 30 that is used for fixed, protection liquid cooling board 20 simultaneously, and fixed protective structure 30 is used for protecting liquid cooling board 20, can reduce the probability that liquid cooling board 20 received the loss.
Specifically, the number of secondary battery modules 10 included in the secondary battery module is determined according to the capacity required for each secondary battery module.
Alternatively, the bottom surface of the fixing guard structure 30 protrudes from the surface of the liquid cooling plate 20 away from the secondary battery module in a direction in which the fixing guard structure 30 is away from the secondary battery module 10. Like this, when fixed protective structure 30 and battery package bottom or other platform contacts, there is the clearance between fixed protective structure 30 and the battery package bottom or other platforms, and liquid cooling plate 20 is unsettled state promptly to the protection of improvement to liquid cooling plate 20 that can be further.
As an alternative, the fixed guard structure 30 comprises: the battery end plate 31 is provided with a fixing structure for fixing the liquid cooling plate on the battery end plate 31. The arrangement is such that the bottom surface of the end plate 31 protrudes from the surface of the liquid-cooled plate 20 away from the secondary battery module, so as to protect the liquid-cooled plate 20.
It should be noted that, the fixed guard structure 30 may also have a structural form that: including a cell end plate 31 and a support portion 32, wherein: the support part 32 is disposed on one side of the battery end plate 31 facing the secondary battery module 10, and the support part 32 is provided with a fixing structure for fixing the liquid cooling plate 20; or the supporting part 32 is arranged at the bottom of the battery end plate 31, and the supporting part 32 is provided with a fixing structure for fixing the liquid cooling plate 20.
In the above-described embodiment, as shown in fig. 2, the specific structure of the support portion 32 may include: a first support 320, the first support 320 being disposed along a bottom edge of the secondary battery module 10; wherein: the first support 320 may be a unitary structural member; or the first supporting member 320 includes a plurality of sub-supporting members, the plurality of sub-supporting members are distributed along the bottom edge of the secondary battery module 10 at intervals, and the plurality of sub-supporting members only need to support the secondary battery module 10 and suspend the liquid cooling plate 20.
In the above embodiment, when the first supporting member 320 is an integral structural member, the supporting portion 32 may further include at least one second supporting member 321, the second supporting member 321 is fixedly connected to the first supporting member 320 and is an integral structural member, and the second supporting member 321 extends toward the middle of the secondary battery module 10 and corresponds to the gap region between the pipelines on the liquid cooling plate 20, so as to improve the supporting function of the secondary battery module 10.
When the first supporting member 320 is a plurality of sub-supporting members disposed along the bottom edge of the secondary battery module 10, the supporting portion 32 may further include at least one second supporting member 321, the second supporting member 321 is connected to any one of the sub-supporting members, and the second supporting member 321 extends toward the middle of the secondary battery module 10 and corresponds to the gap region between the pipelines on the liquid cooling plate 20, so as to improve the supporting function of the secondary battery module 10.
In addition, the two second supporting members 321 may be disposed opposite to each other and extend toward the middle of the secondary battery module 10, and meanwhile, the second supporting member 321 may include a plurality of sub-supporting members, and the case where the second supporting member 321 includes a plurality of sub-supporting members is applicable to the case where the first supporting member 320 is a single integral member or a separate member.
Fig. 3 is a first schematic structural view illustrating a secondary battery module according to an embodiment of the present disclosure, wherein two secondary battery modules are disposed in the secondary battery module; fig. 4 is a second schematic structural diagram of a secondary battery module provided with two secondary battery modules according to an embodiment of the present disclosure. As shown in fig. 3 and 4, a plurality of fixing members are provided at both sides of the secondary battery module 10 in the length direction of the battery module 10. This can improve the convenience of connection of the secondary battery module 10.
Still provide a battery package in this application, the power distribution box comprises a box body, be equipped with supporting component 40 in the box, still include as above the secondary battery module, secondary battery module 10 in the secondary battery module passes through supporting component 40 install in the box. The arrangement mode can effectively improve the space utilization rate inside the battery pack and the use safety of the battery pack.
As an alternative, the fixing members may include a plurality of first fixing members 11 disposed at a first side of the secondary battery module 10, a plurality of second fixing members 12 disposed at a second side of the secondary battery module 10, and the plurality of first fixing members 11 and the plurality of second fixing members 12 are respectively coupled to the support assembly 40. The arrangement of the first fixing member 11 and the second fixing member 12 may be more convenient when two adjacent battery modules 10 are connected.
Alternatively, a plurality of the first fixing elements 11 and a plurality of the second fixing elements 12 are staggered. When two adjacent secondary battery modules 10 are connected to the same support assembly 40, the first fixing element 11 of one secondary battery module 10 and the second fixing element 12 of the other secondary battery module 10 are arranged on one support assembly 40 for error detection, so that the distance between the two secondary battery modules 10 is reduced, and the space utilization rate inside the battery pack is improved.
On the basis of the above embodiment, the supporting assembly 40 may include a first supporting block 41 and a second supporting block 42, the first supporting block 41 is located above the second supporting block 42, the first supporting block 41 is provided with a plurality of first mounting holes, the second supporting block 42 is provided with second mounting holes corresponding to the plurality of first mounting holes one to one, and meanwhile, the first fixing element 11 and the second fixing element 12 are also provided with a first connecting hole and a second connecting hole, respectively, when the first fixing element 11 needs to be connected to one supporting assembly 40, the first connecting piece may pass through the first connecting hole, the first mounting hole and the second mounting hole, so that the first fixing element 11 is connected to the supporting assembly 40, or the first connecting piece may pass through the first mounting hole, the first connecting hole and the second mounting hole, so that the first fixing element 11 is connected to the supporting assembly 40; when the second fixing element 12 needs to be connected to one supporting assembly 40, the second connecting member passes through the second connecting hole, the first mounting hole and the second mounting hole, so that the second fixing element 12 is connected to the supporting assembly 40, or the second connecting member can pass through the second connecting hole, the first mounting hole and the second mounting hole, so that the second fixing element 12 is connected to the supporting assembly 40; the secondary battery module 10 provided with the first fixing member 11 and the second fixing member 12 described above is further fixed.
The manner of fixing the first fixing element 11 and the second fixing element 12 to the first supporting block 41 and the second supporting block 42 is not limited to the above-described manner, and is not described here.
The secondary battery module in the above-described aspect may further include a heat protection member disposed between the adjacent secondary battery modules 10, the heat protection member may include a first heat protection member 50 and a second heat protection member 60 disposed at both sides of each secondary battery module 10, the first heat protection member 50 and the second heat protection member 60 may be used to reduce an influence of the secondary battery module 10 on the support assembly 40, and may also reduce an influence of the adjacent two secondary battery modules 10 with each other, the first fixing element may be fixedly disposed on a surface of the first heat protection member 50, may also be disposed on the secondary battery module 10 and pass through the first heat protection member 50, and the second fixing element may be fixedly disposed on a surface of the second heat protection member 60, and may also be disposed on the secondary battery module 10 and pass through the second heat protection member 60.
As an optional mode, when the bottom surface of the battery end plate 31 protrudes from the surface of the liquid cooling plate 20 away from the secondary battery module 10 in the direction in which the fixing and protecting structure 30 is away from the secondary battery module 10 in the secondary battery module, the battery pack further includes a buffer member disposed between the liquid cooling plate and the bottom plate of the case. The safety performance of the battery pack can be further improved by the aid of the buffer piece.
It will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A secondary battery module, comprising:
the liquid cooling plate is used for adjusting the temperature of the secondary battery module;
and the fixed protective structure is used for fixing and protecting the liquid cooling plate.
2. The secondary battery module as set forth in claim 1, wherein a bottom surface of the fixing guard structure protrudes from a surface of the liquid-cooled plate away from the secondary battery module in a direction in which the fixing guard structure is away from the secondary battery module.
3. The secondary battery module according to claim 2, wherein the fixing guard structure comprises:
and the battery end plate is provided with a fixing structure for fixing the liquid cooling plate.
4. The secondary battery module according to claim 2, wherein the fixing guard structure comprises a battery end plate and a support part, wherein:
the supporting part is arranged on one side, facing the secondary battery module, of the battery end plate, and the supporting part is provided with a fixing structure for fixing the liquid cooling plate; or
The supporting part set up in the bottom of battery end plate, the supporting part is equipped with and is used for fixing the fixed knot of liquid cooling board constructs.
5. The secondary battery module according to claim 4, wherein the support part comprises: a first support member disposed along a bottom edge of the secondary battery module; wherein:
the first supporting piece is an integrated structural piece; or
The first support member includes a plurality of sub-support members spaced apart along a bottom edge of the secondary battery module.
6. The secondary battery module according to claim 5, wherein the support part further comprises at least one second support;
at least one of the second support members is connected to the first support member and extends toward the middle of the secondary battery module.
7. The secondary battery module according to claim 1, wherein a plurality of fixing members are provided at both sides of the secondary battery module in the length direction of the secondary battery module.
8. A battery pack comprising a case body, wherein a support assembly is arranged in the case body, and the battery pack further comprises the secondary battery module as claimed in any one of claims 3 to 6, wherein the secondary battery module in the secondary battery module is mounted in the case body through the support assembly.
9. The battery pack according to claim 8, further comprising a heat shield disposed between each adjacent two secondary battery modules.
10. The battery pack of claim 8, wherein when the bottom surface of the battery end plate protrudes from the surface of the liquid cooling plate away from the secondary battery module in the direction in which the fixing and protecting structure is away from the secondary battery module in the secondary battery module, the battery pack further comprises a buffer member disposed between the liquid cooling plate and the bottom plate of the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021481232.0U CN213278253U (en) | 2020-07-23 | 2020-07-23 | Secondary battery module and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021481232.0U CN213278253U (en) | 2020-07-23 | 2020-07-23 | Secondary battery module and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213278253U true CN213278253U (en) | 2021-05-25 |
Family
ID=75967189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021481232.0U Active CN213278253U (en) | 2020-07-23 | 2020-07-23 | Secondary battery module and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213278253U (en) |
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2020
- 2020-07-23 CN CN202021481232.0U patent/CN213278253U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220104 Address after: 213000 No. 1, Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: No.66, Binhe North Road, high tech Development Zone, Luoyang City, Henan Province Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
|
| TR01 | Transfer of patent right |