CN217641536U - Heat dissipation lithium battery pack - Google Patents
Heat dissipation lithium battery pack Download PDFInfo
- Publication number
- CN217641536U CN217641536U CN202222378381.XU CN202222378381U CN217641536U CN 217641536 U CN217641536 U CN 217641536U CN 202222378381 U CN202222378381 U CN 202222378381U CN 217641536 U CN217641536 U CN 217641536U
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- Prior art keywords
- air
- battery box
- air cooling
- battery pack
- battery
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 64
- 238000007789 sealing Methods 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000001939 inductive effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000001976 improved effect Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000008093 supporting effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002274 desiccant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 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
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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a heat dissipation lithium cell package, relates to new forms of energy lithium cell technical field, including the battery box, install a plurality of forced air cooling boards in the battery box, the both ends and the sealed fixed of battery box inner wall of forced air cooling board, the inside of forced air cooling board is the wind channel, the one end of forced air cooling board is provided with the air intake, the other end is provided with the air outlet, air intake and air outlet intercommunication wind channel and battery box are outside, the air intake position is provided with air supply device, the inside near forced air cooling board fixed mounting of battery box has battery module. Through the arrangement of the air cooling plate, the air supply device continuously supplies air to the air duct of the air cooling plate, so that air circulation is formed through the air duct, and heat is continuously taken away; the battery module is tightly attached to the air cooling plate for installation, heat of the battery module is transferred to the air cooling plate, and the heat is taken away through air circulation, so that the situation that air enters the battery box body and contacts with the battery module is effectively avoided, absolute sealing in the battery pack is guaranteed, and the waterproof level of the battery pack is improved.
Description
Technical Field
The utility model relates to a new forms of energy lithium cell technical field, in particular to heat dissipation lithium cell package.
Background
Lithium batteries, as an energy device, can generate heat during use, and because of the characteristics of lithium batteries, can affect battery performance and life when the temperature is too high. At present, the battery pack generally requires a waterproof grade above IP67, air cannot circulate with the outside in a closed space, and internal heat cannot be exchanged. Therefore, it is important to add a heat sink to the battery solution.
Most of heat dissipation lithium battery packs in the current market are provided with heat dissipation devices in the lithium battery packs, and the heat dissipation devices are mostly used for air cooling heat dissipation, so that the purpose of heat dissipation is achieved. The existing air-cooled heat dissipation device is complex in structure and free of a damp-proof structure, so that the waterproof grade of the battery pack is not up to standard, and the service life of the lithium battery is greatly reduced. Chinese patent CN 207765587U discloses a power lithium battery air cooling device, through the setting of upper cover plate and lower cover plate, be convenient for dismantle and install the forced air cooling case body, there is the bolt through bolt hole threaded connection, be convenient for the good dismantlement and installation of forced air cooling case body on the automobile body, through the setting of mounting panel, can install the lithium cell to the forced air cooling case body, through the setting of first louvre, be convenient for the ventilation cooling of the internal chamber of forced air cooling case body, through the setting of second louvre, play the effect of ventilation once more, and the slope of second louvre is outwards one side opening sets up downwards, dustproof waterproof while being convenient for ventilate, through the setting of drier case, place the drier in the drier case, be convenient for reduce the humidity of the internal chamber of forced air cooling case; humidity that humidity inductive switch responded to is the definite value, and when the humidity of the internal chamber of forced air cooling case exceeded this definite value, humidity inductive switch triggered heating resistor silk work to prevent that humidity is too high. Although the device plays a certain role in dust prevention and water prevention in the battery pack, the air carrying partial water vapor still inevitably enters the battery pack, and the drying agent needs to be treated in time, so that drying failure is easily caused if the drying agent is not replaced or treated in time.
Disclosure of Invention
To above defect, the utility model aims at providing a heat dissipation lithium cell package, this heat dissipation lithium cell package simple structure to saved the space, inside preventing that the air that moreover can be fine carries steam and gets into the battery package, caused the waterproof grade of battery package not up to standard.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides a heat dissipation lithium cell package, includes the battery box, install a plurality of forced air cooling boards in the battery box, the both ends of forced air cooling board with the battery box inner wall is sealed fixed, the inside of forced air cooling board is provided with the wind channel, the one end of forced air cooling board is provided with the air intake, and the other end is provided with the air outlet, the air intake with air outlet intercommunication wind channel with the battery box is outside, the air intake position is provided with air supply device, the battery box is inside near forced air cooling board fixed mounting has battery module.
The air supply device comprises a fan arranged at the position of the air inlet.
The fan comprises an air inlet, an air collecting plate and a furling baffle, wherein the air collecting plate is arranged between the fan and the air inlet and is provided with an air collecting opening communicated with the air inlet, the air collecting opening is provided with the furling baffle, and the flaring end of the furling baffle faces towards the fan.
Wherein, the air-cooled board is provided with two in parallel.
And a group of battery modules are respectively fixed on two sides of the air cooling plate.
Wherein, all mounting holes on the battery box all are provided with the sealing member.
Wherein, the air cooling plate is enclosed by an aluminum plate.
Wherein, the wind channel is internally provided with a support beam.
Wherein, the air outlet position is provided with the induced air device.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the utility model provides a heat dissipation lithium cell package, includes the battery box, installs a plurality of forced air cooling boards in the battery box, and the both ends and the sealed fixed of battery box inner wall of forced air cooling board, the inside of forced air cooling board are the wind channel, and the one end of forced air cooling board is provided with the air intake, and the other end is provided with the air outlet, and air intake and air outlet intercommunication wind channel and battery box are outside, and the air intake position is provided with air supply device, and battery box is inside to have battery module near forced air cooling board fixed mounting. Through the arrangement of the air cooling plate, the air supply device continuously supplies air to the air duct of the air cooling plate, so that air circulation is formed through the air duct, and heat is continuously taken away; the battery module is tightly attached to the air cooling plate for installation, heat of the battery module is transferred to the air cooling plate, and the heat is taken away through air circulation, so that the situation that air enters the battery box body and contacts with the battery module is effectively avoided, absolute sealing in the battery pack is guaranteed, and the waterproof level of the battery pack is improved.
Through setting up the board that converges to guarantee in the smooth and easy leading-in wind channel of wind-force of fan, thereby improve the effect of wind circulation.
To sum up, the utility model relates to a heat dissipation lithium battery pack solves the technical problem that in the prior art, water vapor enters the battery box body to cause the waterproof grade of the battery to be unqualified, the utility model discloses a through setting up the air cooling board, the air supply device continuously supplies air to the air duct of the air cooling board, thereby forms the air circulation through the air duct, and the heat is continuously taken away; the battery module is tightly attached to the air cooling plate for installation, heat of the battery module is transferred to the air cooling plate, and the heat is taken away through air circulation, so that the air is effectively prevented from entering the battery box body and contacting the battery module, and the waterproof level in the battery pack is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipation lithium battery pack of the present invention;
FIG. 2 is a schematic diagram of the internal structure of a heat-dissipating lithium battery pack;
FIG. 3 is a schematic view of the internal structure of the battery case;
FIG. 4 is a schematic view of the structure of the air-collecting plate;
FIG. 5 is a schematic view of the structure of the air-gathering opening and the furling type baffle;
in the figure: 1. the battery box body comprises a battery box body 101, mounting holes 11, a protective cover 13, a fan 14, an air collecting plate 141, an air collecting opening 142, a folding baffle plate 2, an air collecting plate 201, mounting protrusions 21, an air duct 211, supporting beams 22, an air inlet 23, an air outlet 3 and a battery module.
Detailed Description
The invention is further explained below by referring to the drawings and examples.
All the orientations referred to in the present specification are based on the orientations shown in the drawings, and only represent relative positional relationships, not absolute positional relationships.
As shown in fig. 1 and fig. 2, the heat dissipation lithium battery pack includes a battery case 1, and the battery case 1 is a sealed case. A plurality of air-cooling plates 2 are installed in the battery box body 1, two air-cooling plates 2 are preferably arranged in the battery box body 1, two air-cooling plates 2 are arranged in parallel, and other numbers, such as three or four, can be set according to the size of the battery box body 1 in practical application, which is not limited in the embodiment.
As shown in fig. 2 and fig. 3, two ends of the air-cooled plate 2 are fixed to the inner wall of the battery box 1 in a sealing manner, two opposite side walls of the battery box 1 are provided with mounting holes 101, two ends of the air-cooled plate 2 are provided with mounting protrusions 201 corresponding to the mounting holes 101, the mounting protrusions 201 at the two ends are respectively inserted into the corresponding mounting holes 101, and a sealing member is further disposed between the mounting protrusions 201 and the mounting holes 101. The inside of forced air cooling board 2 is wind channel 21, and forced air cooling board 2 adopts aluminum plate to enclose, and aluminum plate has good heat conductivility, and wind channel 21 is sealed to be set up, not with the inside intercommunication of battery box 1. An air inlet 22 is arranged on the mounting protrusion 201 at one end, and an air outlet 23 is arranged on the mounting protrusion 201 at the other end.
As shown in fig. 2 and fig. 3, the air inlet 22 and the air outlet 23 communicate the air duct 21 with the outside of the battery case 1, and an air supply device is disposed at the position of the air inlet 22, and in this embodiment, the air supply device preferably includes a fan 13 disposed outside the air inlet 22. The battery box body 1 is provided with a protective cover 11 on one side of the air inlet 22, the protective cover 11 is hermetically covered on one side of the battery box body 1, a fan 13 is fixedly installed in the protective cover 11, the air inlet 22 is communicated with the protective cover 11 and the air channel 21, and the blowing direction of the fan 13 faces the direction of the air inlet 22.
As shown in fig. 5, in order to ensure that the wind power smoothly enters the air inlet 22, an air collecting plate 14 is fixed on the outer wall of the battery box 1 at the position of the air inlet 22, and is located in the protective cover 11, an air collecting opening 141 is arranged on the air collecting plate 14, the air collecting opening 141 is communicated with the air inlet 22, a furled baffle 142 is arranged on the air collecting opening 141, and a flared end of the furled baffle 142 faces the fan 13, so that the wind blown out by the fan 13 is smoothly guided into the air inlet 22.
As shown in fig. 5, since two air-cooling plates 2 are provided in the present embodiment, in order to save space, one fan 13 is shared, and therefore, two air-collecting ports 141 are correspondingly provided on the air-collecting plate 14, and two folding type baffles 142 are correspondingly provided.
The air outlet 23 can be selectively provided with an air inducing device (not shown in the figure), and the embodiment can adopt an induced draft fan or an induced draft fan, so as to enhance the air circulation effect. The battery module 3 is fixedly arranged in the battery box body 1 close to the air cooling plate 2, a group of battery modules 3 are respectively fixed on two sides of the air cooling plate 2, and the battery modules 3 are tightly attached to the air cooling plate 2, so that heat generated by the battery modules 3 is well transmitted into the air duct 21.
Further, wind channel 21 is inside to be provided with a supporting beam 211, and the aluminum plate of the upper and lower both sides of supporting beam 211 intercommunication forced air cooling board 2 to play the reinforcing effect to wind channel 21, improved forced air cooling board 2's intensity, prevent that forced air cooling board 2 warp, prevent because of the sealed inefficacy that the deformation leads to.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the working flow of the heat dissipation lithium battery pack of the present invention is as follows:
the battery modules 3 are fixedly arranged on two sides of the air cooling plate 2, heat of the battery modules 3 is transmitted to the air cooling plate 2, circulating air is blown into the protective cover 11 through the fan 13, then enters the air inlet 22 from the air collecting port 141 after being collected by the air collecting plate 14, then is discharged from the air outlet 23 through the air duct 21, and finally enters the air inducing device, so that the heat of the battery modules 3 is taken out.
The air cooling plate is arranged, and the air supply device continuously supplies air to the air channel of the air cooling plate, so that air circulation is formed through the air channel, and heat is continuously taken away; the battery module is tightly attached to the air cooling plate for installation, heat of the battery module is transferred to the air cooling plate, and the heat is taken away through air circulation, so that the air is effectively prevented from entering the battery box body and contacting the battery module, and the waterproof level in the battery pack is ensured.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a heat dissipation lithium cell package, includes the battery box, its characterized in that, install a plurality of forced air cooling boards in the battery box, the both ends of forced air cooling board with the battery box inner wall is sealed fixed, the inside of forced air cooling board is provided with the wind channel, the one end of forced air cooling board is provided with the air intake, and the other end is provided with the air outlet, the air intake with air outlet intercommunication wind channel with the outside of battery box, the air intake position is provided with air supply device, the battery box is inside near forced air cooling board fixed mounting has battery module.
2. The lithium battery pack as recited in claim 1, wherein the air supply device comprises a fan disposed at the air inlet.
3. The heat-dissipation lithium battery pack as recited in claim 2, wherein an air collecting plate is further disposed between the fan and the air inlet, an air collecting opening is disposed on the air collecting plate and communicated with the air inlet, a furled baffle is disposed on the air collecting opening, and a flared end of the furled baffle faces the fan.
4. The lithium battery pack as claimed in claim 3, wherein the air-cooling plates are arranged in two in parallel.
5. The lithium battery pack as claimed in claim 1, wherein a set of the battery modules is fixed to each of both sides of the air-cooling plate.
6. The lithium battery pack as recited in claim 1, wherein all of the mounting holes of the battery box are provided with a sealing member.
7. The lithium battery pack as recited in claim 1, wherein the air-cooling plate is formed by aluminum plate.
8. The lithium battery pack as recited in claim 1, wherein a support beam is disposed inside the air duct.
9. The heat-dissipating lithium battery pack according to claim 1, wherein an air inducing device is disposed at the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378381.XU CN217641536U (en) | 2022-09-08 | 2022-09-08 | Heat dissipation lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378381.XU CN217641536U (en) | 2022-09-08 | 2022-09-08 | Heat dissipation lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217641536U true CN217641536U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222378381.XU Active CN217641536U (en) | 2022-09-08 | 2022-09-08 | Heat dissipation lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217641536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120674733A (en) * | 2025-08-20 | 2025-09-19 | 江苏智泰新能源科技有限公司 | Ship power is with solid-state lithium cell that has heat radiation structure |
-
2022
- 2022-09-08 CN CN202222378381.XU patent/CN217641536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120674733A (en) * | 2025-08-20 | 2025-09-19 | 江苏智泰新能源科技有限公司 | Ship power is with solid-state lithium cell that has heat radiation structure |
| CN120674733B (en) * | 2025-08-20 | 2025-10-31 | 江苏智泰新能源科技有限公司 | A solid-state lithium battery with heat dissipation structure for marine propulsion |
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