CN212161901U - Battery pack with rate discharge balanced temperature field heat dissipation device - Google Patents
Battery pack with rate discharge balanced temperature field heat dissipation device Download PDFInfo
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- CN212161901U CN212161901U CN202020781510.8U CN202020781510U CN212161901U CN 212161901 U CN212161901 U CN 212161901U CN 202020781510 U CN202020781510 U CN 202020781510U CN 212161901 U CN212161901 U CN 212161901U
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- battery module
- temperature field
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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 discloses a battery package with balanced temperature field heat abstractor of multiplying power discharge belongs to battery package technical field, and it has solved the problem that current battery package heat-sinking capability is not feasible. This battery package with balanced temperature field heat abstractor of multiplying power discharge includes the under casing, battery module and top cap, through set up a plurality of heat dissipation windows on battery module, can increase battery module's heat-sinking capability, be provided with the clearance again between the inner wall of battery module and under casing, further strengthen battery module's heat-sinking capability, simultaneously in order to protect the BMS board, be provided with the BMS protection shield, also there is the clearance between this protection shield and the BMS board, both played the guard action to the BMS board, do not influence battery module's heat dissipation again.
Description
Technical Field
The utility model relates to a battery package technical field refers in particular to a battery package with balanced temperature field heat abstractor of multiplying power discharge.
Background
Today at the high-speed development of two rounds of helping hand cars, more and more various battery package appear in people's sight, and this wherein 18650 cylinder 2.6 Ah's monomer electricity core is particularly outstanding, and cylindrical battery has characteristics such as energy density height, simple to operate, installation accessory are simple, and is enjoyed deeply by everyone.
However, the battery pack of the two-wheeled vehicle has high discharge rate and small volume, so that the problems of battery core thermal runaway, module thermal diffusion, whole-pack thermal diffusion and the like are easily caused, and the stability and the safety performance of the battery pack are influenced.
Disclosure of Invention
The utility model discloses having considered aforementioned problem and having made, utility model's purpose provides a battery package with multiplying power balanced temperature field heat abstractor that discharges, simple structure, radiating effect are good.
In order to achieve the above object, the utility model provides a battery pack with rate balanced temperature field heat abstractor that discharges, include:
the device comprises a bottom box, a bottom box and a bottom cover, wherein an opening and a containing cavity are formed in the bottom box;
the battery module is placed in the containing cavity through the opening, a gap is formed between the battery module and the inner wall of the bottom box, and a plurality of heat dissipation windows are formed in the battery module;
the top cover is movably clamped on the opening.
According to the battery pack with the multiplying power discharge equilibrium temperature field heat dissipation device, the battery module comprises a plurality of battery cores, battery core supports, a plurality of first serial nickel sheets, a plurality of second serial nickel sheets and a BMS board, the battery core column-shaped anode and cathode are arranged in the same direction between the two battery core supports, each first serial nickel sheet is connected with the anodes of the two columns of battery cores, and each second serial nickel sheet is connected with the cathodes of the two columns of battery cores.
According to the battery pack with the multiplying power discharge equilibrium temperature field heat dissipation device, each first serial nickel piece is provided with a first output end connected with the BMS board, the side edges of the first serial nickel pieces are provided with the positive total confluence nickel piece, and the positive total confluence nickel piece is provided with the first conducting part connected with the BMS board.
According to the battery pack with the multiplying power discharge equilibrium temperature field heat dissipation device, each second serial nickel piece is provided with a second output end connected with the BMS board, the side edges of the second serial nickel pieces are provided with negative total confluence nickel pieces, and the negative total confluence nickel pieces are provided with second conduction parts connected with the BMS board.
According to the battery pack with the rate discharge equilibrium temperature field heat dissipation device, the heat dissipation window is arranged on the battery cell support, and the heat dissipation window is arranged at the top, the middle and the bottom of the battery cell support.
According to the battery pack with the multiplying power discharge equilibrium temperature field heat dissipation device, the BMS board is arranged at the top of the battery cell support, the BMS protection board is arranged above the BMS board, and a gap is formed between the BMS protection board and the BMS board.
According to above battery package with balanced warm field heat abstractor of multiplying power discharge, the battery module still includes insulating piece and fixed bolster, the insulating piece sets up first series connection nickel piece outside with the second series connection nickel piece outside, the fixed bolster sets up the insulating piece outside is worked as the battery module is placed when holding the intracavity, the fixed bolster with hold the intracavity wall butt.
The utility model discloses following beneficial effect has:
1. a plurality of heat dissipation windows are arranged on the battery cell support, so that the battery pack can dissipate heat in a balanced temperature field.
2. A gap is formed between the battery module and the inner wall of the cavity of the bottom box, and the battery module is supported by the fixing support, so that a good heat dissipation effect can be guaranteed.
3. Be provided with the clearance between BMS protection shield and the BMS board, can play thermal-insulated radiating effect.
Drawings
Fig. 1 is a schematic view of the overall appearance structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
fig. 3 is a schematic view of the overall structure of the battery module of the present invention;
fig. 4 is an exploded view of the overall structure of the battery module of the present invention;
fig. 5 is a schematic diagram of the cell support structure of the present invention.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-5, a battery pack with a rate discharge equilibrium temperature field heat dissipation device comprises:
the bottom case 100 is provided with an opening 110 and a cavity 120 on the bottom case 100, and the bottom case 100 is a battery pack housing for accommodating the battery module 200.
Preferably, the fixing brackets 280 are disposed in the middle of both sides of the battery module 200, and the battery module 200 is connected to the inner wall of the bottom case 100 through the fixing brackets 280, so that the contact area is reduced, and a gap is left, thereby facilitating the heat dissipation of the battery module 200.
Preferably, the anti-vibration foam 290 is provided at both the upper and lower ends of the battery module 200 when the battery module 200 is mounted in the bottom case 100, and the impact on the battery module 200 when the battery pack is impacted or impacted can be reduced by the anti-vibration foam 290.
Preferably, the size of the gap between the battery module 200 and the inner wall of the bottom case 100 may be selected according to actual requirements.
The top cover 300 is movably clamped on the opening 110 to protect the battery module 200 from being corroded, and the handle 310 for the handle is arranged on the top cover 300.
The battery module 200 includes a plurality of battery cells 220, a battery cell support 230, a plurality of first serial nickel sheets 240, a plurality of second serial nickel sheets 250, and a BMS board 260, wherein the battery cells 220 are arranged in a row with the positive and negative electrodes arranged in the same direction between the two battery cell supports 230, each first serial nickel sheet 240 is connected to the positive electrode of the battery cell 220, and each second serial nickel sheet 250 is connected to the negative electrode of the battery cell 220.
Preferably, a plurality of electrode ports are formed in the two cell supports 230, two ends of the cell 220 are inserted into the electrode ports of the two cell supports 230 and extend out of the electrode ports, because the positive and negative electrodes of the cell 220 are arranged in the same direction, the first serial nickel plates 240 are connected with the positive electrodes of the cell, each first serial nickel plate 240 connects the positive electrodes of the cells in the same row in series, and each second serial nickel plate 250 connects the negative electrodes of the cells in the same row in series.
Each first serial nickel plate 240 is provided with a first output end 241 connected to the BMS board 260, a plurality of first serial nickel plates 240 are provided with a positive total current collecting nickel plate 242 at a side edge thereof, the positive total current collecting nickel plate 242 is provided with a first conduction part connected to the BMS board 260, and thus, the current output from the first serial nickel plates 240 is collected to the positive total current collecting nickel plate 242 after being controlled by the BMS board 260, and the positive total current collecting nickel plate 242 is further provided with an output end as the positive electrode of the battery module 200.
Every second is established ties and all is equipped with second output 251 on the nickel piece 250 and meets with BMS board 260, and a plurality of second series connection nickel pieces 250 side is provided with negative total busbar nickel piece 252, is provided with the second conduction portion on the negative total busbar nickel piece 252 and meets with BMS board 260, and then the current of second series connection ox piece output all converges on negative total busbar nickel piece 252 after BMS board 260 control, should also be provided with an output on the negative total busbar nickel piece 252, as the negative pole of battery module 200.
The heat dissipation window 210 is disposed on the battery cell support 230, and the heat dissipation window 210 is disposed at the top, the middle, and the bottom of the battery cell support 230.
Preferably, in this embodiment, because the middle discharge temperature of the battery module 200 is relatively high, 15 heat dissipation windows 210 are disposed at the top of the cell support 230, 13 heat dissipation windows 210 are disposed at the middle of the cell support 230, and 2 heat dissipation windows 210 are disposed at the bottom of the cell support 230, and are used for heat dissipation in the equilibrium temperature field of the battery module 200. The number of the specific heat dissipation windows 210 may be selected according to the size of the actual battery cell support 230 and the size of the heat dissipation windows 210.
The battery module 200 further includes an insulation sheet 270, and the insulation sheets 270 are disposed outside the first series nickel plates 240 and outside the second series nickel plates 250, and are used for insulating current and preventing the current from being conducted to the bottom case 100 and other components.
The utility model provides a pair of battery package with balanced temperature field heat abstractor of multiplying power discharge, including the under casing, battery module and top cap, through set up a plurality of heat dissipation windows on battery module, can increase battery module's heat-sinking capability, be provided with the clearance again between the inner wall of battery module and under casing, further strengthen battery module's heat-sinking capability, protect in order to protect the BMS board simultaneously, be provided with the BMS protection shield, also there is the clearance between this protection shield and the BMS board, both played the guard action to the BMS board, do not influence battery module's heat dissipation again.
The technical solutions of the present invention have been described in detail with reference to the accompanying drawings, and the described embodiments are used to help understand the ideas of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the claims.
Claims (7)
1. A battery pack with a rate discharge equilibrium temperature field heat dissipation device, comprising:
the device comprises a bottom box, a bottom box and a bottom cover, wherein an opening and a containing cavity are formed in the bottom box;
the battery module is placed in the containing cavity through the opening, a gap is formed between the battery module and the inner wall of the bottom box, and a plurality of heat dissipation windows are formed in the battery module;
the top cover is movably clamped on the opening.
2. The battery pack with the rate-discharge equalized temperature field heat dissipation device according to claim 1, wherein the battery module comprises a plurality of battery cells, a battery cell support, a plurality of first serial nickel plates, a plurality of second serial nickel plates, and a BMS board, the battery cell array-shaped positive and negative electrodes are arranged between the two battery cell supports in a same direction, each of the first serial nickel plates is connected to a positive electrode of the battery cell, and each of the second serial nickel plates is connected to a negative electrode of the battery cell.
3. The battery pack with the rate-discharge equalized temperature field heat dissipation device according to claim 2, wherein each first serial nickel plate is provided with a first output end to be connected with the BMS board, the plurality of first serial nickel plates are provided with a positive bus nickel plate at a side edge, and the positive bus nickel plate is provided with a first conducting portion to be connected with the BMS board.
4. The battery pack with the rate-discharge equilibrium temperature field heat dissipation device according to claim 2, wherein each of the second series nickel plates has a second output terminal connected to the BMS board, and the plurality of second series nickel plates have negative total current collecting nickel plates at their side edges, and the negative total current collecting nickel plates have second conductive parts connected to the BMS board.
5. The battery pack with the rate-discharge equilibrium temperature field heat dissipation device according to claim 2, wherein the heat dissipation window is disposed on the cell support, and the heat dissipation window is disposed on the top, the middle, and the bottom of the cell support.
6. The battery pack with the rate-discharge equalized temperature field heat dissipation device according to claim 5, wherein the BMS board is arranged on top of the cell support, a BMS protection board is arranged above the BMS board, and a gap is arranged between the BMS protection board and the BMS board.
7. The battery pack with the rate-discharge equilibrium temperature field heat dissipation device according to claim 2, wherein the battery module further comprises an insulation sheet and a fixing bracket, the insulation sheet is disposed on the outer side of the first serial nickel sheet and the outer side of the second serial nickel sheet, the fixing bracket is disposed on the outer side of the insulation sheet, and when the battery module is placed in the cavity, the fixing bracket abuts against the inner wall of the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781510.8U CN212161901U (en) | 2020-05-12 | 2020-05-12 | Battery pack with rate discharge balanced temperature field heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781510.8U CN212161901U (en) | 2020-05-12 | 2020-05-12 | Battery pack with rate discharge balanced temperature field heat dissipation device |
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| Publication Number | Publication Date |
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| CN212161901U true CN212161901U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020781510.8U Active CN212161901U (en) | 2020-05-12 | 2020-05-12 | Battery pack with rate discharge balanced temperature field heat dissipation device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652828A (en) * | 2020-12-23 | 2021-04-13 | 宁波奥晟机械有限公司 | Automatic temperature control type lithium battery |
| CN112968250A (en) * | 2021-02-26 | 2021-06-15 | 中国船舶科学研究中心 | Battery module structure for cylindrical battery compartment |
| CN114068193A (en) * | 2021-11-15 | 2022-02-18 | 山东盛荣新能源科技有限公司 | Structure of lithium capacitor and production process thereof |
-
2020
- 2020-05-12 CN CN202020781510.8U patent/CN212161901U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652828A (en) * | 2020-12-23 | 2021-04-13 | 宁波奥晟机械有限公司 | Automatic temperature control type lithium battery |
| CN112652828B (en) * | 2020-12-23 | 2024-06-11 | 宁波奥晟机械有限公司 | Automatic temperature control type lithium battery |
| CN112968250A (en) * | 2021-02-26 | 2021-06-15 | 中国船舶科学研究中心 | Battery module structure for cylindrical battery compartment |
| CN112968250B (en) * | 2021-02-26 | 2023-02-28 | 中国船舶科学研究中心 | A battery module structure for cylinder battery compartment |
| CN114068193A (en) * | 2021-11-15 | 2022-02-18 | 山东盛荣新能源科技有限公司 | Structure of lithium capacitor and production process thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210708 Address after: 315800 North workshop, building 1, No.3, Gangxi Avenue, bonded West District, Ningbo City, Zhejiang Province Patentee after: NINGBO VEKEN NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 315803 2nd floor, building 1, No.27, Xiaogang Weiwu Road, Beilun District, Ningbo City, Zhejiang Province Patentee before: Ningbo Vico new energy Co.,Ltd. |
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| TR01 | Transfer of patent right |