CN220934197U - Lithium battery pack with heat dissipation structure - Google Patents
Lithium battery pack with heat dissipation structure Download PDFInfo
- Publication number
- CN220934197U CN220934197U CN202322508645.3U CN202322508645U CN220934197U CN 220934197 U CN220934197 U CN 220934197U CN 202322508645 U CN202322508645 U CN 202322508645U CN 220934197 U CN220934197 U CN 220934197U
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- China
- Prior art keywords
- wall
- lithium battery
- heat
- heat dissipation
- lithium cell
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 102
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000005855 radiation Effects 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000010992 reflux Methods 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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)
Abstract
The utility model discloses a lithium battery pack with a heat dissipation structure, which comprises a lithium battery box and a sealing cover plate, wherein the sealing cover plate is arranged at the top of the lithium battery box, lithium battery heat dissipation modules distributed in a staggered manner are fixedly arranged on the inner wall of the lithium battery box, the lithium battery heat dissipation modules distributed in the staggered manner form a reflux channel, and lithium battery placing grooves distributed in an equidistant manner are formed in the outer wall of the top of the lithium battery heat dissipation module. According to the utility model, the cooling oil in the cooling oil tank is input into the reflux channel in the lithium battery tank through the circulating pump, the cooling oil flows through the outer wall of the lithium battery heat dissipation module, the heat generated by the lithium battery in the heat conduction plate is absorbed through the heat conduction plate, the heat is guided into the cold and confirmed oil through the heat exchange block by the heat conduction plate, and the cooling oil continuously circulated in the reflux channel is used for dissipating heat of the lithium battery, so that a large number of lithium batteries can be simultaneously and rapidly cooled, the heat dissipation speed is high, and the service life of the lithium battery pack is prolonged.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a lithium battery pack with a heat dissipation structure.
Background
Along with the rising of new energy automobiles, the lithium battery industry is also rapidly developed, a lithium battery pack is safely transformed into the new energy automobiles, the lithium battery pack is formed by connecting a large number of lithium batteries in series, a large number of lithium batteries can generate a large amount of heat in the charging and electricity prevention processes, the service life of the lithium batteries can be greatly shortened in a high-heat environment for a long time, and therefore, the lithium battery pack with a heat dissipation structure is needed.
Disclosure of utility model
The present utility model is directed to a lithium battery pack with a heat dissipation structure, which solves the above-mentioned drawbacks of the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a possess heat radiation structure's lithium cell group, includes lithium cell box and sealed apron, the top of lithium cell box is located to sealed apron, the fixed lithium cell heat dissipation module that is equipped with mutual crisscross distribution of inner wall of lithium cell box, the lithium cell heat dissipation module that is equipped with mutual crisscross distribution forms the backward flow passageway, the lithium cell standing groove that has equidistance distribution is opened to the top outer wall of lithium cell heat dissipation module, the heat transfer mouth that has equidistance to distribute is opened to the outer wall of lithium cell heat dissipation module, the inner wall intercommunication of heat transfer mouth and lithium cell standing groove, the inner wall of lithium cell standing groove is equipped with the heat-conducting plate, the outer wall of lithium cell heat dissipation module is equipped with the heating panel, the fixed heat transfer piece that is equipped with the equidistance distribution of outer wall of heat-conducting plate, the outer wall of heat transfer piece passes through heat transfer mouth and the lateral wall fixed connection of heating panel, the fixed cooling tank that is equipped with in top outer wall of sealed apron, one side outer wall of cooling tank is fixed to be equipped with the circulating pump, the input of circulating pump passes through the pipeline and one end intercommunication of backward flow passageway, the other end through pipeline and one side intercommunication of cooling tank.
Preferably, the top outer wall of lithium battery box is opened there is the seal groove, the fixed sealed pad that is equipped with of bottom outer wall of sealed apron, the inner wall of seal groove and the outer wall interference fit of sealed pad are favorable to improving the sealed effect in the lithium battery box.
Preferably, the top outer wall of the sealing cover plate is provided with positioning holes distributed at equal intervals, the top outer wall of the lithium battery box is fixedly provided with positioning bolts distributed at equal intervals, the outer wall of each positioning bolt is matched with the inner wall of each positioning hole, and the outer wall of each positioning bolt is provided with a nut matched with the corresponding positioning bolt, so that the sealing cover plate is conveniently fixed at the top of the lithium battery box.
Preferably, fixing pieces are fixedly arranged on the outer walls of the two sides of the lithium battery box, fixing holes are formed in the outer walls of the fixing pieces, and matched bolts are arranged on the inner walls of the fixing holes, so that the lithium battery box is conveniently fixed at a designated position.
Preferably, the outer wall of one side of the heat radiation plate far away from the heat conduction plate is fixedly provided with radiating fins distributed at equal intervals, and the heat exchange efficiency of the heat radiation plate is improved through the radiating fins.
Preferably, the fixed radiating fins who is equipped with equidistance distribution of top outer wall of cooling oil tank, open at the top of cooling oil tank has the liquid filling port, the fixed external screw thread pipe that is equipped with of inner wall of liquid filling port, the outer wall spiro union of external screw thread pipe has the internal thread sealed lid, in being convenient for add cooling oil tank through the liquid filling port, can dispel the heat to the cooling oil in the cooling oil tank through radiating fins.
In the technical scheme, the utility model has the technical effects and advantages that:
The cooling oil in the cooling oil tank is input into the reflux passage in the lithium battery box through the circulating pump, the cooling oil flows through the outer wall of the lithium battery radiating module, the heat generated by the lithium battery in the heat conducting plate is absorbed through the heat conducting plate, the heat conducting plate guides the heat into the cold oil through the heat radiating plate, the lithium battery is radiated through the continuously circulated cooling oil in the reflux passage, a large number of lithium batteries can be simultaneously and rapidly radiated, the radiating speed is high in efficiency, and the service life of the lithium battery pack is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the structure of the lithium battery box of the utility model;
FIG. 3 is a schematic diagram of a heat dissipation module of a lithium battery according to the present utility model;
FIG. 4 is a schematic view of a heat conducting plate structure according to the present utility model;
FIG. 5 is a schematic perspective view of a seal cover plate according to the present utility model;
fig. 6 is a schematic bottom view of the sealing cover plate of the present utility model.
Reference numerals illustrate:
The lithium battery cooling device comprises a lithium battery box 1, a sealing cover plate 2, a lithium battery cooling module 3, a lithium battery placing groove 4, a heat exchange port 5, a heat conducting plate 6, a heat radiating plate 7, a heat exchange block 8, a heat radiating fin 9, a cooling oil tank 10, a circulating pump 11, a liquid adding port 12, a heat radiating fin 13, a sealing groove 14, a sealing gasket 15, a positioning bolt 16, a positioning hole 17, a fixing sheet 18 and a fixing hole 19.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
Example 1
Referring to the accompanying drawings of the specification 1-6, a lithium battery pack with a heat radiation structure comprises a lithium battery box 1 and a sealing cover plate 2, wherein the sealing cover plate 2 is arranged at the top of the lithium battery box 1, lithium battery heat radiation modules 3 distributed in a staggered manner are fixedly arranged on the inner wall of the lithium battery box 1, a reflux channel is formed by the lithium battery heat radiation modules 3 distributed in a staggered manner, lithium battery placing grooves 4 distributed in an equidistant manner are formed on the outer wall of the top of the lithium battery heat radiation modules 3, heat exchange ports 5 distributed in an equidistant manner are formed on the outer wall of the lithium battery heat radiation modules 3, the heat exchange ports 5 are communicated with the inner wall of the lithium battery placing grooves 4, a heat conducting plate 6 is arranged on the inner wall of the lithium battery placing grooves 4, a heat radiating plate 7 is arranged on the outer wall of the lithium battery heat radiation module 3, heat exchange blocks 8 are fixedly arranged on the outer wall of the heat conducting plate 6, a cooling oil tank 10 is fixedly arranged on the outer wall of the top of the sealing cover plate 2, a circulating pump 11 is fixedly arranged on one side of the outer wall of the cooling oil tank 10, the input end of the circulating pump 11 is communicated with one end of the reflux channel through a pipeline, and the other end of the reflux channel is communicated with one side of the cooling oil tank 10 through a pipeline.
Example two
Based on the first embodiment, the top outer wall of the lithium battery box 1 is provided with a sealing groove 14, the bottom outer wall of the sealing cover plate 2 is fixedly provided with a sealing gasket 15, the inner wall of the sealing groove 14 is in interference fit with the outer wall of the sealing gasket 15, the sealing effect in the lithium battery box 1 is improved, the top outer wall of the sealing cover plate 2 is provided with positioning holes 17 distributed equidistantly, the top outer wall of the lithium battery box 1 is fixedly provided with positioning bolts 16 distributed equidistantly, the outer wall of the positioning bolt 16 is matched with the inner wall of the positioning hole 17, the outer wall of the positioning bolt 16 is provided with a matched nut, so that the sealing cover plate 2 is conveniently fixed on the top of the lithium battery box 1, fixing sheets 18 are fixedly arranged on the outer walls of the two sides of the lithium battery box 1, fixing holes 19 are formed in the outer walls of the fixing sheets 18, and the inner wall of the fixing holes 19 is provided with a matched bolt, so that the sealing cover plate is conveniently fixed on a designated position.
Example III
Based on embodiment one, the fixed fin 9 that is equipped with equidistance distribution of one side outer wall that the heating panel 7 kept away from heat-conducting plate 6, be favorable to improving the heat exchange efficiency of heating panel 7 through fin 9, the fixed fin 13 that is equipped with equidistance distribution of top outer wall of cooling oil tank 10, open at the top of cooling oil tank 10 has liquid filling port 12, the fixed external screw thread pipe that is equipped with of inner wall of liquid filling port 12, the outer wall spiro union of external screw thread pipe has the internal thread sealed lid, be convenient for add cooling oil in the cooling oil tank 10 through liquid filling port 12, can dispel the heat to the cooling oil in the cooling oil tank 10 through fin 13.
The working principle of the utility model is as follows:
Referring to fig. 1-6 of the specification, when the lithium battery cooling module is used, firstly, the lithium batteries are respectively installed in lithium battery placing grooves 4 formed in a lithium battery cooling module 3, then, a sealing cover plate 2 is closed at the top of a lithium battery box 1, bolts penetrate through the inner walls of fixing holes 19 and fix the lithium battery cooling module at a specified position through fixing plates 18.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a possess heat radiation structure's lithium cell group, includes lithium cell case (1) and sealed apron (2), the top of lithium cell case (1) is located to sealed apron (2), its characterized in that: the utility model provides a lithium cell cooling module (3) that the inner wall of lithium cell case (1) is fixed to be equipped with the lithium cell cooling module (3) of mutual crisscross distribution, lithium cell cooling module (3) of mutual crisscross distribution form back flow channel, lithium cell standing groove (4) that the equidistance was distributed are opened to the top outer wall of lithium cell cooling module (3), the outer wall of lithium cell cooling module (3) is opened there is heat transfer port (5) that the equidistance was distributed, the inner wall intercommunication of heat transfer port (5) and lithium cell standing groove (4), the inner wall of lithium cell standing groove (4) is equipped with heat-conducting plate (6), the outer wall of lithium cell cooling module (3) is equipped with heating panel (7), the outer wall of heat-conducting plate (6) is fixed to be equipped with heat exchange block (8) that the equidistance was distributed, the lateral wall fixed connection of heat-conducting plate (5) and cooling tank (7) are passed through to the outer wall of top of sealing cover plate (2), one side outer wall of cooling tank (10) is fixed be equipped with circulating pump (11), the input of circulating pump (11) passes through the pipeline and back flow channel's one side through the cooling tank (10) intercommunication.
2. The lithium battery pack with a heat dissipation structure according to claim 1, wherein: the lithium battery box is characterized in that a sealing groove (14) is formed in the outer wall of the top of the lithium battery box (1), a sealing gasket (15) is fixedly arranged on the outer wall of the bottom of the sealing cover plate (2), and the inner wall of the sealing groove (14) is in interference fit with the outer wall of the sealing gasket (15).
3. The lithium battery pack with a heat dissipation structure according to claim 1, wherein: the lithium battery box is characterized in that positioning holes (17) distributed at equal distances are formed in the outer wall of the top of the sealing cover plate (2), positioning bolts (16) distributed at equal distances are fixedly arranged on the outer wall of the top of the lithium battery box (1), the outer wall of each positioning bolt (16) is matched with the inner wall of each positioning hole (17), and nuts matched with the outer wall of each positioning bolt (16) are arranged on the outer wall of each positioning bolt.
4. The lithium battery pack with a heat dissipation structure according to claim 1, wherein: fixing pieces (18) are fixedly arranged on the outer walls of the two sides of the lithium battery box (1), fixing holes (19) are formed in the outer walls of the fixing pieces (18), and matched bolts are arranged on the inner walls of the fixing holes (19).
5. The lithium battery pack with a heat dissipation structure according to claim 1, wherein: radiating fins (9) distributed equidistantly are fixedly arranged on the outer wall of one side, far away from the heat conducting plate (6), of the radiating plate (7).
6. The lithium battery pack with a heat dissipation structure according to claim 1, wherein: radiating fins (13) distributed at equal intervals are fixedly arranged on the outer wall of the top of the cooling oil tank (10), a liquid adding opening (12) is formed in the top of the cooling oil tank (10), an external thread pipe is fixedly arranged on the inner wall of the liquid adding opening (12), and an internal thread sealing cover is connected to the outer wall of the external thread pipe in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322508645.3U CN220934197U (en) | 2023-09-15 | 2023-09-15 | Lithium battery pack with heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322508645.3U CN220934197U (en) | 2023-09-15 | 2023-09-15 | Lithium battery pack with heat dissipation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220934197U true CN220934197U (en) | 2024-05-10 |
Family
ID=90964893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322508645.3U Active CN220934197U (en) | 2023-09-15 | 2023-09-15 | Lithium battery pack with heat dissipation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220934197U (en) |
-
2023
- 2023-09-15 CN CN202322508645.3U patent/CN220934197U/en active Active
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