CN219873698U - Lithium battery heat radiation structure - Google Patents
Lithium battery heat radiation structure Download PDFInfo
- Publication number
- CN219873698U CN219873698U CN202320529214.2U CN202320529214U CN219873698U CN 219873698 U CN219873698 U CN 219873698U CN 202320529214 U CN202320529214 U CN 202320529214U CN 219873698 U CN219873698 U CN 219873698U
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- China
- Prior art keywords
- shell
- heat
- protective
- heat absorption
- protective housing
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 22
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 230000005855 radiation Effects 0.000 title claims description 7
- 230000001681 protective effect Effects 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims description 28
- 238000001816 cooling Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 11
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model provides a lithium battery radiating structure, which comprises a protective shell, wherein a plurality of placing grooves are distributed at the top of the protective shell, a heat absorbing shell is embedded in the inner wall of the placing grooves, a battery body is arranged in the heat absorbing shell, a plurality of radiating fins are arranged on the outer wall of the heat absorbing shell, a plurality of radiating holes are distributed on the surface of the radiating fins, an S-shaped ventilating duct is arranged on the inner wall of the protective shell, a first radiating fan is embedded on one side of the protective shell and is communicated with the S-shaped ventilating duct in a sealing manner, a vent hole is arranged at the top of the other side of the protective shell, and the vent hole is communicated with the other end of the S-shaped ventilating duct in a sealing manner.
Description
Technical Field
The utility model belongs to the technical field of lithium batteries, and particularly relates to a heat dissipation structure of a lithium battery.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses nonaqueous electrolyte solution, after the lithium battery is used for a long time, the internal battery can generate high temperature, when the internal temperature of the lithium battery is too high, the internal part of the battery can be damaged by the long-time high temperature, wherein the application number of the lithium battery module disclosed as CN 202223364457. X is also an increasingly mature technology, heat can be dissipated from a radiating hole in a supporting plate through a fan from bottom to top to cool the battery, and the device has the following defects: the device can be ventilated from bottom to top through the fan, so that the ambient temperature of the lithium battery is reduced, the battery temperature is further reduced, the battery temperature is prevented from being too high, but the heat dissipation direction is limited, the ambient heat of the battery is inconvenient to conduct, and certain limitation exists in the heat dissipation effect.
Disclosure of Invention
The utility model aims to provide a lithium battery heat dissipation structure, which aims to solve the problems that the heat dissipation direction of the equipment is limited, the heat around a battery is inconvenient to conduct out and certain limitation exists in the heat dissipation effect in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: including the protective housing, a plurality of standing grooves have been seted up to protective housing top distribution, the standing groove inner wall inlays and is equipped with the heat absorption shell, be equipped with battery body in the heat absorption shell, the heat absorption shell outer wall is equipped with a plurality of fin, fin surface distribution is equipped with a plurality of louvres, the protective housing inner wall is equipped with S type air flue, protective housing one side inlays and is equipped with first radiator fan, first radiator fan and S type air flue seal intercommunication, S type air flue is laid in the heat absorption shell outer wall, the ventilation hole has been seted up at protective housing opposite side top, ventilation hole and S type air flue other end seal intercommunication.
In order to cool the heat absorption shell, the bottom of the inner wall of the protective shell is provided with the air supply channel, the bottom of the other side of the protective shell is embedded with the second cooling fan, and the second cooling fan is communicated with the air supply channel in a sealing way.
In order to improve the cooling effect of the heat absorption shell, the lithium battery heat dissipation structure is preferable in the utility model, exhaust channels are distributed and communicated on two sides of the top of the air supply channel, communication holes are distributed and arranged on two sides of the top of the protective shell, and the communication holes are communicated with one end of the exhaust channel in a sealing way.
In order to improve the heat dissipation effect, as a preferred heat dissipation structure of the lithium battery, the exhaust channel is attached to two side walls of the heat absorption shell, the bottom of the S-shaped ventilation channel is attached to the top of the air supply channel, and the heat dissipation fins are arranged in the S-shaped ventilation channel and the air supply channel.
In order to fix the battery body, the four corners of the bottom of the protective shell are provided with mounting seats, one side of the top end of the protective shell is hinged with a dustproof cover plate, the other side of the top end of the protective shell is provided with a clamping groove, one side of the dustproof cover plate is provided with a clamping block, and the clamping block is connected with the clamping groove in a clamping mode.
In order to prevent dust from entering the communication holes and the ventilation holes, the lithium battery heat dissipation structure is preferably provided with filter screens at the communication holes and the ventilation holes.
Compared with the prior art, the utility model has the beneficial effects that:
1) The heat absorption shell absorbs heat of the battery body and conducts the heat to the radiating fins, the first radiating fan flushes external cold air into the S-shaped ventilating duct, the cold air in the S-shaped ventilating duct takes away heat on the surface of the radiating fins, the heat air is discharged through the ventilation holes, the heat on two sides of the heat absorption shell is taken away, the cooling effect of the radiating fins is improved, the temperature of the battery body is reduced, and the excessive temperature of the battery body is avoided;
2) The heat absorption shell absorbs heat of the battery body and conducts the heat to the radiating fin, the first radiating fan flushes external cold air into the S-shaped ventilating duct, the cold air in the S-shaped ventilating duct takes away heat on the surface of the radiating fin, the heat air is discharged through the vent holes, heat on two sides of the heat absorption shell is taken away, cooling effect of the radiating fin is improved, temperature of the battery body is reduced, and overhigh temperature of the battery body is avoided.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
fig. 4 is a schematic view of the heat absorbing shell structure of the present utility model.
In the figure: 1. a protective shell; 2. a placement groove; 3. a heat absorbing shell; 4. a battery body; 5. a heat sink; 6. a heat radiation hole; 7. s-shaped ventilation channels; 8. a first heat radiation fan; 9. a vent hole; 10. an air supply channel; 11. a second heat radiation fan; 12. an exhaust passage; 13. a communication hole; 14. a mounting base; 15. a dust-proof cover plate; 16. a clamping groove; 17. a clamping block; 18. and (5) a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a lithium cell heat radiation structure, including protective housing 1, a plurality of standing grooves 2 have been seted up in the distribution of protective housing 1 top, the standing groove 2 inner wall inlays and has been equipped with heat absorption shell 3, be equipped with battery body 4 in the heat absorption shell 3, heat absorption shell 3 outer wall is equipped with a plurality of fin 5, fin 5 surface distribution is equipped with a plurality of louvres 6, protective housing 1 inner wall is equipped with S type air flue 7, protective housing 1 one side inlays and is equipped with first radiator fan 8, first radiator fan 8 and the sealed intercommunication of S type air flue 7, S type air flue 7 is laid in heat absorption shell 3 outer walls, ventilation hole 9 has been seted up at protective housing 1 opposite side top, ventilation hole 9 and the sealed intercommunication of S type air flue 7 other end.
Preferably: an air supply channel 10 is formed in the bottom of the inner wall of the protective shell 1, a second cooling fan 11 is embedded in the bottom of the other side of the protective shell 1, and the second cooling fan 11 is communicated with the air supply channel 10 in a sealing mode.
When the heat sink is specifically used, the second cooling fan 11 sends external cold air into the air supply channel 10, the air supply channel 10 sends wind power into the air exhaust channel 12, heat which is led out by the cooling fins 5 is cooled by flowing air in the air exhaust channel 12, and the cooling effect of the heat sink shell 3 is improved.
Preferably: the two sides of the top of the air supply channel 10 are communicated with each other, the two sides of the top of the protective shell 1 are provided with communication holes 13, and the communication holes 13 are communicated with one end of the air exhaust channel 12 in a sealing way.
During specific use, the absorbed heat air is discharged through the communication hole 13, the two sides of the heat absorbing shell 3 are cooled through the cold air in the exhaust channel 12, the heat of the battery body 4 is further reduced, and the risk that dust enters the battery body 4 is avoided through external cooling.
Preferably: the exhaust channel 12 is attached to two side walls of the heat absorption shell 3, the bottom of the S-shaped ventilating duct 7 is attached to the top of the air supply channel 10, and the radiating fins 5 are arranged in the S-shaped ventilating duct 7 and the air supply channel 10.
When the heat absorbing shell 3 is particularly used, the heat absorbing shell absorbs the heat of the battery body 4 and conducts the heat to the radiating fins 5, the first radiating fan 8 flushes external cold air into the S-shaped ventilating duct 7, the cold air in the S-shaped ventilating duct 7 takes away the heat on the surface of the radiating fins 5, the heat air is discharged through the ventilation holes 9, the heat on two sides of the heat absorbing shell 3 is taken away, and the radiating holes 6 on the radiating fins 5 improve the cooling effect of the radiating fins 5.
Preferably: the four corners of the bottom of the protective housing 1 are provided with mounting seats 14, one side of the top end of the protective housing 1 is hinged with a dustproof cover plate 15, the other side of the top end of the protective housing 1 is provided with a clamping groove 16, one side of the dustproof cover plate 15 is provided with a clamping block 17, and the clamping block 17 is connected with the clamping groove 16 in a clamping mode.
When the battery pack is specifically used, the protective shell 1 is mounted on external equipment through the mounting seat 14, the dustproof cover plate 15 is covered after the battery body 4 is mounted, the clamping block 17 is clamped with the clamping groove 16, and the battery is fixed.
Preferably: the communication hole 13 and the vent hole 9 are provided with a filter screen 18.
In specific use, the filter screen 18 prevents dust from entering the S-shaped ventilation channel 7 and the exhaust channel 12 through the communication hole 13 and the ventilation hole 9 in the air flow, and prevents dust accumulation from affecting the air flow effect.
Working principle: install protective housing 1 on external equipment through mount pad 14, after battery body 4 installs, cover dustproof apron 15, and with fixture block 17 and draw-in groove 16 block, fix the battery, heat absorption shell 3 absorbs battery body 4 heat, and conduct heat to fin 5 departments, first radiator fan 8 is with outside cold air flush S type air duct 7 in, the cooling air in the S type air duct 7 takes away fin 5 surface heat, the heat air discharges through ventilation hole 9, take away the heat of heat absorption shell 3 both sides, the louvre 6 on the fin 5 improves fin 5 cooling effect, the second radiator fan 11 is with outside cold air send into in the air supply passageway 10, air supply passageway 10 is with wind-force send into in the exhaust passage 12, the heat of leading-out through fin 5, flow air in the exhaust passage 12, cool down, improve the cooling effect of heat absorption shell 3, the heat air after absorption is discharged through communication hole 13, cool air is cooled down to heat absorption shell 3 both sides side through the cold air in the exhaust passage 12, further reduce battery body' S heat, through outside cooling down, avoid entering the risk of battery body 4.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a lithium cell heat radiation structure, includes protective housing (1), its characterized in that: the utility model discloses a solar cell module, including protective housing (1), including shell, heat absorption shell (3), shell (1), protective housing (1), heat absorption shell (3) are equipped with a plurality of standing grooves (2), the inner wall of standing groove (2) is inlayed and is equipped with heat absorption shell (3), be equipped with battery body (4) in heat absorption shell (3), heat absorption shell (3) outer wall is equipped with a plurality of fin (5), fin (5) surface distribution is equipped with a plurality of louvres (6), protective housing (1) inner wall is equipped with S type air flue (7), protective housing (1) one side is inlayed and is equipped with first radiator fan (8), first radiator fan (8) and S type air flue (7) seal communication, S type air flue (7) are laid in heat absorption shell (3) outer wall, ventilation hole (9) have been seted up at protective housing (1) opposite side top, ventilation hole (9) and S type air flue (7) other end seal communication.
2. The lithium battery heat dissipation structure as defined in claim 1, wherein: an air supply channel (10) is formed in the bottom of the inner wall of the protective shell (1), a second cooling fan (11) is embedded in the bottom of the other side of the protective shell (1), and the second cooling fan (11) is communicated with the air supply channel (10) in a sealing mode.
3. The lithium battery heat dissipation structure according to claim 2, wherein: the air supply channel (10) top both sides distribution intercommunication is equipped with exhaust passage (12), communication hole (13) have been seted up to protective housing (1) top both sides side distribution, communication hole (13) and exhaust passage (12) one end sealing intercommunication.
4. A lithium battery heat dissipation structure as defined in claim 3, wherein: the air exhaust channel (12) is attached to two side walls of the heat absorption shell (3), the bottom of the S-shaped ventilating duct (7) is attached to the top of the air supply channel (10), and the radiating fins (5) are arranged in the S-shaped ventilating duct (7) and the air supply channel (10).
5. The lithium battery heat dissipation structure as defined in claim 1, wherein: the anti-dust protective cover is characterized in that mounting seats (14) are arranged at four corners of the bottom of the protective shell (1), a dustproof cover plate (15) is hinged to one side of the top end of the protective shell (1), a clamping groove (16) is formed in the other side of the top end of the protective shell (1), a clamping block (17) is arranged on one side of the dustproof cover plate (15), and the clamping block (17) is connected with the clamping groove (16) in a clamping mode.
6. A lithium battery heat dissipation structure as defined in claim 3, wherein: the positions of the communication hole (13) and the vent hole (9) are provided with filter screens (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320529214.2U CN219873698U (en) | 2023-03-17 | 2023-03-17 | Lithium battery heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320529214.2U CN219873698U (en) | 2023-03-17 | 2023-03-17 | Lithium battery heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219873698U true CN219873698U (en) | 2023-10-20 |
Family
ID=88333032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320529214.2U Active CN219873698U (en) | 2023-03-17 | 2023-03-17 | Lithium battery heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219873698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798510A (en) * | 2023-12-06 | 2024-04-02 | 广州力电宝电子科技有限公司 | Aluminum shell of power battery and manufacturing method thereof |
-
2023
- 2023-03-17 CN CN202320529214.2U patent/CN219873698U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798510A (en) * | 2023-12-06 | 2024-04-02 | 广州力电宝电子科技有限公司 | Aluminum shell of power battery and manufacturing method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |