CN211088361U - Novel electric core support and group battery - Google Patents
Novel electric core support and group battery Download PDFInfo
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- CN211088361U CN211088361U CN201922389086.2U CN201922389086U CN211088361U CN 211088361 U CN211088361 U CN 211088361U CN 201922389086 U CN201922389086 U CN 201922389086U CN 211088361 U CN211088361 U CN 211088361U
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- support
- wall
- splicing
- battery cell
- clamping
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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 provides a novel battery cell bracket and a battery pack using the battery cell bracket; the battery cell support comprises a first support, a second support and a splicing piece, which are mutually connected in a clamping and embedding manner, and the first support and the second support comprise support bodies and connecting pieces; different battery cell supports are spliced through the splicing pieces to form a frame of the battery pack, splicing is reliable and flexible, and the difficulty of splicing among the battery cell supports is reduced.
Description
Technical Field
The utility model belongs to the technical field of the battery and specifically relates to a novel electric core support and group battery are related to.
Background
Lithium ion rechargeable batteries are currently used in large quantities in various low-speed electric vehicles, electric logistics vehicles, battery energy storage systems and various electric devices. When using the small electric core group that uses 18650 to represent, in order to save development time and earlier stage cost, at the sample stage, use the concatenation support to constitute battery module many times. The existing assembled bracket is generally provided with a groove and a bulge on one bracket single body, and a plurality of bracket single bodies are matched through the groove and the bulge and assembled together; although the bracket connection mode can also meet the use requirement, the module bracket can be formed only by assembling firstly, and then the battery is installed, so that the process flow is limited, and the installation difficulty of the battery and the stability of the battery in the groove are difficult to be adjusted.
Disclosure of Invention
In order to solve the problem, the utility model provides a novel electric core support and group battery.
The main contents of the utility model include:
a novel battery cell support comprises a first support and a second support which are used in a matched mode, wherein the first support and the second support respectively comprise a support body, a connecting piece and a splicing piece, a plurality of battery placing holes are formed in the upper surface and the lower surface of the support body in a penetrating mode, and two ends of a battery are respectively arranged in the battery placing holes of the first support and the second support; the connecting piece is formed by extending the lower surface of the bracket body downwards, and the connecting piece of the first bracket is connected with the connecting piece of the second bracket in a clamping and embedding manner; the splicing piece comprises a splicing body and splicing wings, the splicing wings comprise a first wing group and a second wing group, and a plurality of splicing grooves are formed in the edge of the support body; during splicing, the first wing group and the second wing group are clamped and embedded in the splicing grooves of different battery cell supports.
Preferably, the connecting piece comprises a first assembly and a second assembly, the first assembly comprises a first connecting body and a first connector arranged on the lower end face of the first connecting body, and the second assembly comprises a second connecting body and a second connector arranged on the lower end face of the second connecting body; the first connector is a buckle, and the second connector is a clamping groove; the first connector of the first support is embedded with the second connector of the second support in a clamping manner, and the second connector of the first support is embedded with the first connector of the second support in a clamping manner.
Preferably, the bracket body comprises two first side walls and a second side wall, the two first side walls are arranged oppositely, the connecting body extends downwards from the lower surface of the bracket body close to the first side walls, and is located right below the splicing groove.
Preferably, the bottom of the splicing groove is provided with a ventilation groove, and the side wall of the splicing groove, which is positioned at the outer side, is provided with ventilation holes.
Preferably, the first connecting body and the second connecting body are provided with buffer groove bodies, and the buffer groove bodies extend along the length direction of the first connecting body and the second connecting body.
Preferably, the first wing group and the second wing group comprise a plurality of wing arms, and the wing arms are in interference fit with the splicing grooves.
Preferably, the splicing groove comprises a first buffer inner wall, a first clamping inner wall, a first connecting inner wall, a second buffer inner wall, a second clamping inner wall and a second connecting inner wall, and the second connecting inner wall is connected with the first connecting inner wall; the first buffer inner wall and the second buffer inner wall are convex cambered surfaces, and the first clamping and embedding inner wall and the second clamping and embedding inner wall are concave cambered surfaces; the concatenation body is cylindricly, a plurality of wing arms of first wing group with a plurality of wing arm symmetry evenly distributed of second wing group are in the both sides of concatenation body.
Preferably, the support body is rectangular, the four corners of the support body are rounded corners, when the cell supports are spliced, the cell supports surround one corner of the support body to form a splicing groove, and a temperature sensor is arranged in the splicing groove.
Preferably, the bracket body is provided with a plurality of fixing through holes, and fixing bolts are arranged in the fixing through holes.
The utility model also provides a group battery, be in including a plurality of foretell electric core supports and setting a plurality of electric cores in the electric core support.
The beneficial effects of the utility model reside in that: the utility model provides a novel battery cell bracket and a battery pack using the battery cell bracket; the first support and the second support which are arranged up and down are connected in a clamping and embedding manner through respective connecting pieces, so that the battery can be stably placed and is convenient to disassemble and replace; different battery cell supports are spliced through the splicing pieces to form a frame of the battery pack, splicing is reliable and flexible, and the difficulty of splicing among the battery cell supports is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the battery pack of the present invention;
fig. 2 is a schematic view of the overall structure of the cell holder of the present invention;
FIG. 3 is a schematic structural view of a connector;
fig. 4 is a top view of a cell holder;
FIG. 5 is a schematic view of the splice groove mating with the splice;
FIG. 6 is a schematic structural diagram of a splice groove.
Detailed Description
The technical solution protected by the present invention will be specifically described below with reference to the accompanying drawings.
Please refer to fig. 1 to 6. The utility model provides a novel battery cell support and battery pack adopting the battery cell support, as shown in figure 1, the battery pack of the utility model comprises a plurality of batteries 3 and a plurality of battery cell supports, the battery cell supports are provided with battery placing holes 4, a plurality of batteries 3 are respectively placed in the battery placing holes 4, and then the battery cell supports are spliced through connecting pieces 30 to obtain the required battery pack which is spliced as required; the electric core support that is used for 26650 group battery that figure 1 gave, the specification is 2 x 3, can be applied to the group battery of other models certainly, as long as use the utility model discloses an electric core support's structure and use the utility model discloses a technical scheme of the concatenation mode of splice is all in the protection scope of the utility model.
The battery cell support comprises a first support 1 and a second support 2 which are matched with each other, the first support 1 and the second support 2 respectively comprise a support body 10, a connecting piece 20 and a splicing piece 30, wherein the first support 1 and the second support 2 are arranged oppositely, and are connected in a buckling mode through the respective connecting pieces 20.
Specifically, the upper surface and the lower surface of the bracket body 10 are provided with a plurality of battery placing holes 4 in a penetrating manner, two ends of the battery 3 are respectively arranged in the battery placing holes 4 of the first bracket 1 and the second bracket 2, and the middle part of the battery 3 is not covered by the structure of the battery cell bracket, so that the heat dissipation of the battery 3 is facilitated; simultaneously, first support 1 and second support 2 can dismantle the connection, the placing of the battery 3 of being convenient for, and set up the battery on first support 1 and second support 2 and place the tip that the hole 4 was placed to the size can more adaptation and battery 3 for the setting that battery 3 can be stable is on electric core support.
In one embodiment, the connecting member 20 is formed by extending downward from the lower surface of the stent body 10, the splicing member 30 includes a splicing body 300 and splicing wings 310, the splicing wings 310 include a first wing set 311 and a second wing set 312, and a plurality of splicing grooves 100 are formed at the edge of the stent body 10; during splicing, the first wing group 311 and the second wing group 312 are embedded in the splicing grooves 100 of different cell supports, so that splicing of two cell supports is realized.
Further, the connector 20 is located right below the splicing groove 100; promptly the support body 10 includes two first lateral walls that set up relatively and the second lateral wall that sets up relatively, connect the body 20 by the support body 10 is close to the lower surface downwardly extending of first lateral wall, also promptly splice groove 100 sets up on the first lateral wall, and by the upper surface downwardly extending of support body 10, connecting piece 20 then by the tank bottom of splice groove 100 corresponds the lower surface downwardly extending of support body 10 for the junction of first support 1 and second support 2 is located same vertical line with the concatenation department of adjacent electric core support, has guaranteed the stability of connecting.
In one embodiment, the connector 20 includes a first assembly 21 and a second assembly 22, the first assembly 21 includes a first connector body 210 and a first connector 211 disposed on a lower end surface of the first connector body 210, and the second assembly 22 includes a second connector body 220 and a second connector 221 disposed on a lower end surface of the second connector body 220; in one embodiment, each of the first side wall sides is provided with one first component 21 and one second component 22, and the second side wall side does not need to be provided with the connecting member 20, and only the splicing groove 100 is formed to splice with other cell supports, so that the structural difficulty of the cell support is reduced on the premise of ensuring stable connection between the first support 1 and the second support 2.
In one embodiment, the first connector 211 is a buckle, and the second connector 221 is a slot; the first connector 211 of the first support 1 is embedded with the second connector 221 of the second support 2 in a clamping manner, the second connector 221 of the first support 1 is embedded with the first connector 211 of the second support 2 in a clamping manner, and the connection stability is further guaranteed.
In order to increase the elasticity of the connecting member 20 and facilitate the connection between the first bracket 1 and the second bracket 2, the first connecting body 210 and the second connecting body 220 are provided with buffer slots 200, and the buffer slots 200 extend along the length direction of the first connecting body 210 and the second connecting body 220.
In one embodiment, in order to facilitate heat dissipation and avoid the problem that the splicing piece 30 is in transition fit with the splicing groove 100 and is difficult to detach, the bottom of the splicing groove 100 is provided with a ventilation groove 101, and the side wall of the splicing groove 101, which is located at the outer side, is provided with ventilation holes 102.
In one embodiment, the first wing set 311 and the second wing set 312 include a plurality of wing arms, the wing arms are in interference fit with the splice groove 100, as shown in fig. 5, in this embodiment, the splice body 300 is cylindrical, each group of wing arms is 2, and the wing arms of the first wing set 311 and the wing arms of the second wing set 312 are symmetrically and uniformly distributed on two sides of the splice body 300.
Further, as shown in fig. 6, the splice groove 100 includes a first buffer inner wall 110, a first embedded inner wall 111, a first connection inner wall 112, a second buffer inner wall 120, a second embedded inner wall 121, and a second connection inner wall 122, where the second connection inner wall 122 is connected to the first connection inner wall 112; the first buffer inner wall 110 and the second buffer inner wall 120 are convex arc surfaces, and the first clamping inner wall 111 and the second clamping inner wall 121 are concave arc surfaces; correspondingly, the edge of the wing arm is an arc surface matched with the first clamping inner wall 112 and the second clamping inner wall 122, so that the wing arm is in interference fit with the first clamping inner wall 112 and the second clamping inner wall 122.
In addition, support body 10 is the rectangle form, the four corners of support body 10 is the fillet, and when will four when the electricity core support splices, four electricity core support the one corner of support body 10 encloses into grafting recess 130, be provided with temperature sensor in the grafting recess 130, be convenient for the temperature of real-time supervision battery.
Meanwhile, a plurality of fixing through holes are formed in the support body 10, fixing bolts 140 are arranged in the fixing through holes, and after the cell supports of the battery pack are spliced, the battery pack is fixed in the battery compartment through the fixing bolts 140.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A novel battery cell support is characterized by comprising a first support and a second support which are used in a matched mode, wherein the first support and the second support respectively comprise a support body, a connecting piece and a splicing piece, a plurality of battery placing holes are formed in the upper surface and the lower surface of the support body in a penetrating mode, and two ends of a battery are respectively arranged in the battery placing holes of the first support and the second support; the connecting piece is formed by extending the lower surface of the bracket body downwards, and the connecting piece of the first bracket is connected with the connecting piece of the second bracket in a clamping and embedding manner; the splicing piece comprises a splicing body and splicing wings, the splicing wings comprise a first wing group and a second wing group, and a plurality of splicing grooves are formed in the edge of the support body; during splicing, the first wing group and the second wing group are clamped and embedded in the splicing grooves of different battery cell supports.
2. The novel battery cell support according to claim 1, wherein the connecting member comprises a first assembly and a second assembly, the first assembly comprises a first connecting body and a first connecting head disposed on a lower end face of the first connecting body, and the second assembly comprises a second connecting body and a second connecting head disposed on a lower end face of the second connecting body; the first connector is a buckle, and the second connector is a clamping groove; the first connector of the first support is embedded with the second connector of the second support in a clamping manner, and the second connector of the first support is embedded with the first connector of the second support in a clamping manner.
3. The novel battery cell support according to claim 2, wherein the support body includes two first side walls and a second side wall, the two first side walls and the second side wall are opposite to each other, and the connecting body extends downward from a lower surface of the support body close to the first side walls and is located right below the splicing groove.
4. The novel battery cell support of claim 3, wherein a ventilation groove is formed at the bottom of the splicing groove, and ventilation holes are formed in the side wall of the splicing groove located at the outer side.
5. The novel battery cell support of claim 2, wherein the first connecting body and the second connecting body are provided with buffer grooves, and the buffer grooves extend along the length direction of the first connecting body and the second connecting body.
6. The novel cell support of claim 1, wherein the first and second wing sets comprise wing arms that are in interference fit with the splice groove.
7. The novel battery cell support according to claim 6, wherein the splicing groove comprises a first buffer inner wall, a first clamping inner wall, a first connecting inner wall, a second buffer inner wall, a second clamping inner wall, and a second connecting inner wall, and the second connecting inner wall is connected with the first connecting inner wall; the first buffer inner wall and the second buffer inner wall are convex cambered surfaces, and the first clamping and embedding inner wall and the second clamping and embedding inner wall are concave cambered surfaces; the concatenation body is cylindricly, a plurality of wing arms of first wing group with a plurality of wing arm symmetry evenly distributed of second wing group are in the both sides of concatenation body.
8. The novel battery cell support according to claim 1, wherein the support body is rectangular, four corners of the support body are rounded corners, when four battery cell supports are spliced, one corner of the support body of the four battery cell supports is surrounded to form a splicing groove, and a temperature sensor is arranged in the splicing groove.
9. The novel battery cell support of claim 1, wherein the support body is provided with a plurality of fixing through holes, and fixing bolts are arranged in the fixing through holes.
10. A battery pack comprising a plurality of cell holders according to any one of claims 1 to 9 and a plurality of cells disposed within the cell holders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922389086.2U CN211088361U (en) | 2019-12-26 | 2019-12-26 | Novel electric core support and group battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922389086.2U CN211088361U (en) | 2019-12-26 | 2019-12-26 | Novel electric core support and group battery |
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| Publication Number | Publication Date |
|---|---|
| CN211088361U true CN211088361U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922389086.2U Active CN211088361U (en) | 2019-12-26 | 2019-12-26 | Novel electric core support and group battery |
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| Country | Link |
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| CN (1) | CN211088361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768818A (en) * | 2020-12-28 | 2021-05-07 | 中天储能科技有限公司 | Battery packaging structure and integrated energy storage system |
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2019
- 2019-12-26 CN CN201922389086.2U patent/CN211088361U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768818A (en) * | 2020-12-28 | 2021-05-07 | 中天储能科技有限公司 | Battery packaging structure and integrated energy storage system |
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