CN220914340U - Battery module with double-inlet double-outlet three-dimensional liquid cooling liquid heating structure - Google Patents
Battery module with double-inlet double-outlet three-dimensional liquid cooling liquid heating structure Download PDFInfo
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- CN220914340U CN220914340U CN202322145694.5U CN202322145694U CN220914340U CN 220914340 U CN220914340 U CN 220914340U CN 202322145694 U CN202322145694 U CN 202322145694U CN 220914340 U CN220914340 U CN 220914340U
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- liquid cooling
- double
- battery module
- cooling plate
- heating structure
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- 239000007788 liquid Substances 0.000 title claims abstract description 90
- 239000000110 cooling liquid Substances 0.000 title claims abstract description 30
- 238000010438 heat treatment Methods 0.000 title claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a battery module with a double-inlet double-outlet three-dimensional liquid cooling liquid heating structure, which comprises a U-shaped liquid cooling plate and end plates positioned at the front end and the rear end of the U-shaped liquid cooling plate, wherein the U-shaped liquid cooling plate comprises a bottom liquid cooling plate positioned at the bottom, a left liquid cooling plate positioned at the left side and a right liquid cooling plate positioned at the right side, a plurality of electric cores which are arranged in parallel are connected in a space surrounded by the assembled end plates and the U-shaped liquid cooling plate, a flow passage partition plate for dividing the bottom liquid cooling plate into a right flow passage and a left flow passage is formed on the bottom liquid cooling plate, a first water outlet is connected on the front end face of the right side liquid cooling plate, a second water outlet is connected on the front end face of the left side liquid cooling plate, the first water outlet is communicated with the right flow passage, a first water inlet and a second water inlet are connected below the end plate positioned at the rear side on the bottom liquid cooling plate, the first water inlet is communicated with the right flow passage, and the second water inlet is communicated with the left flow passage.
Description
Technical field:
The utility model relates to a battery module with a double-inlet double-outlet three-dimensional liquid cooling liquid heating structure, and belongs to the technical field of new energy power battery modules.
The background technology is as follows:
The new energy development has been in a high-speed development stage, gradually enters a stable development stage, especially in the initial new energy module field, the three-leg situation of the three battery cores of the cylinder, the square and the soft package has been changed, and the market development has started to rapidly fill the technology in the module field.
The liquid cooling liquid heating aspect of the prior art is a single-sided bottom liquid cooling liquid heating structure, the liquid cooling liquid heating structure cannot be satisfied in the fast charging market, and under the condition that the capacity of a battery cell is larger and larger, the heat generated by charging and discharging the ternary square battery cell by more than 5C exceeds the normal working state temperature of the battery cell, so that the development of fast charging is greatly limited.
In the prior art, a common heating film mode is used for heating the battery cell, and the heating film is subjected to idle burning in the process of electrifying and heating, so that great potential safety hazards can be generated.
Therefore, there is a need for an improvement over the prior art to address the deficiencies of the prior art.
The utility model comprises the following steps:
The utility model aims to solve the problems in the prior art and provides a battery module with a double-inlet double-outlet three-dimensional liquid cooling liquid heating structure, wherein the three-dimensional liquid cooling liquid heating structure is adopted, when a battery cell is rapidly charged, the three-dimensional liquid cooling liquid heating structure solves the problem that the temperature of the battery cell cannot be rapidly reduced after the temperature of the battery cell is rapidly increased, the three-dimensional liquid cooling liquid heating structure of the single battery module ensures that the service temperature of the battery cell is always kept at normal temperature, and the liquid heat energy of cold areas in winter rapidly heats the battery cell to above zero degrees, so that the battery cell is ensured to work in a normal temperature interval.
The utility model adopts the technical scheme that: the utility model provides a battery module with three-dimensional liquid cooling liquid thermal structure of two business turn over, includes U type liquid cooling board and is located the end plate of U type liquid cooling board front and back end, U type liquid cooling board is including the bottom liquid cooling board that is located the bottom, the left side liquid cooling board that is located the left side and the right side liquid cooling board that is located the right side, is connected with a plurality of electric cores of arranging side by side in the space that the end plate that above-mentioned equipment was good and U type liquid cooling board enclose, be formed with the runner baffle that separates into right runner and left runner with the bottom liquid cooling board on the bottom liquid cooling board, be connected with first delivery port on the preceding terminal surface of right side liquid cooling board, be connected with the second delivery port on the preceding terminal surface of left side liquid cooling board, first delivery port link up with right runner mutually, the second delivery port link up with left runner mutually, the below that is located the end plate at the rear on the bottom liquid cooling board is connected with first water inlet and second water inlet link up with right runner mutually.
Further, the U-shaped liquid cooling plate also comprises a mounting bolt for connecting and fixing the end plate and the U-shaped liquid cooling plate.
Further, the battery cell is arranged in a space surrounded by the assembled end plate and the U-shaped liquid cooling plate through the heat conduction structural adhesive.
Further, the extending direction of the battery cell is consistent with the extending direction of the end plate.
Further, aluminum bars for electrically connecting adjacent electric cores are welded on the pole posts of the electric cores.
Further, the positive electrode of the battery cell is connected with a positive electrode aluminum bar, and the negative electrode of the battery cell is connected with a negative electrode aluminum bar.
Further, a module mounting hole for integrally mounting the module on the battery pack is formed in the end plate.
The utility model has the following beneficial effects:
(1) According to the utility model, the three-dimensional liquid cooling liquid heat of the single battery module is a waterway system, the U-shaped liquid cooling liquid heat of the battery modules is wholly connected in parallel, the three-dimensional liquid cooling liquid heat of the single battery module is completed, the temperature of the battery modules is quickly reduced in the quick charging process, and the liquid heat energy in cold areas in winter quickly heats the battery cells to above zero, so that the battery can quickly reach the optimal battery operation temperature;
(2) The single module is fastened by using the mounting bolts, so that the module can be quickly stacked, and the single module U-shaped liquid cooling structure can be quickly installed and safely used for a liquid cooling liquid heating system;
(3) The utility model uses a three-dimensional hydrothermal structure to rapidly heat the battery cell to a normal working temperature in a very short time at a temperature lower than 20 ℃;
(4) The U-shaped three-dimensional liquid cooling liquid heating plate provided by the utility model adopts a double-inlet and double-outlet symmetrical independent liquid cooling liquid hot water channel structure, so that the electric core can be cooled and heated better.
Description of the drawings:
Fig. 1 is a schematic diagram of a battery module with a dual-in and dual-out solid liquid cooling liquid heating structure according to the present utility model.
Fig. 2 is another schematic diagram of a battery module with a dual-in and dual-out solid liquid cooling liquid heating structure according to the present utility model.
The specific embodiment is as follows:
the utility model is further described below with reference to the accompanying drawings.
The utility model provides a battery module with a double-inlet double-outlet three-dimensional liquid cooling liquid heating structure, which comprises a U-shaped liquid cooling plate 2 and end plates 1 positioned at the front end and the rear end of the U-shaped liquid cooling plate 2, wherein the U-shaped liquid cooling plate 2 comprises a bottom liquid cooling plate positioned at the bottom, a left liquid cooling plate positioned at the left side and a right liquid cooling plate positioned at the right side, and the end plates 1 and the U-shaped liquid cooling plate 2 are fixed through mounting bolts 7.
A plurality of parallel arranged electric cores 8 are connected in a space surrounded by the assembled end plate 1 and the U-shaped liquid cooling plate 2 through heat conduction structural adhesive 12, and the extending direction of the electric cores 8 is consistent with that of the end plate 1.
The bottom liquid-cooling plate is formed with a flow passage partition plate 16 that divides the bottom liquid-cooling plate into a right flow passage 14 and a left flow passage 15.
The front end face of the right liquid cooling plate is connected with a first water outlet 3, and the front end face of the left liquid cooling plate is connected with a second water outlet 4. The first water outlet 3 is communicated with the right runner 14, and the second water outlet 4 is communicated with the left runner 15.
The bottom liquid cooling plate is connected with a first water inlet 5 and a second water inlet 6 below the end plate 1 positioned at the rear, the first water inlet 5 is communicated with the right runner 14, and the second water inlet 6 is communicated with the left runner 15.
An aluminum bar 9 for electrically connecting adjacent electric cores is welded on the pole of the electric core 8, the positive electrode of the electric core 8 is connected with a positive electrode aluminum bar 10, and the negative electrode of the electric core 8 is connected with a negative electrode aluminum bar 11.
The end plate 1 is provided with a module mounting hole 13 for integrally mounting the module to the battery pack.
The utility model provides a battery module with a double-inlet and double-outlet three-dimensional liquid cooling liquid heating structure, which is provided with two flow passages respectively: (1) The first water inlet 5 flows into the U-shaped liquid cooling plate 2 and the first water outlet 3; (2) The second water inlet 6 flows into the U-shaped liquid cooling plate 2 and the second water outlet 4. The U-shaped liquid cooling liquid heat in the single battery module forms the whole parallel connection, the three-dimensional liquid cooling liquid heat of the single module is completed, the temperature of the battery module is quickly reduced in the quick charging process, and the liquid heat energy in cold areas in winter quickly heats the battery cells to above zero, so that the battery can quickly reach the optimal battery running temperature.
The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.
Claims (7)
1. A battery module with two three-dimensional liquid cooling hydrothermal structures of advancing of two, its characterized in that: including end plate (1) of U type liquid cooling board (2) and being located U type liquid cooling board (2) front and back end, U type liquid cooling board (2) are including the bottom liquid cooling board that is located the bottom, the left side liquid cooling board that is located the left side and the right side liquid cooling board that is located the right side, are connected with a plurality of electric cores (8) of arranging side by side in the space that end plate (1) and U type liquid cooling board (2) enclose, be formed with runner baffle (16) that separate into right runner (14) and left runner (15) with the bottom liquid cooling board on the bottom liquid cooling board, be connected with first delivery port (3) on the preceding terminal surface of right side liquid cooling board, be connected with second delivery port (4) on the preceding terminal surface of left side liquid cooling board, first delivery port (3) link up with right runner (14) mutually, second delivery port (4) link up with left runner (15) mutually, the below that is located end plate (1) at the rear on the bottom liquid cooling board is connected with first water inlet (5) and second water inlet (6), first water inlet (5) link up with right runner (14) mutually with left runner (15).
2. The battery module with the double-in double-out three-dimensional liquid cooling liquid heating structure according to claim 1, wherein: the U-shaped liquid cooling plate also comprises a mounting bolt (7) for connecting and fixing the end plate (1) and the U-shaped liquid cooling plate (2).
3. The battery module with the double-in double-out three-dimensional liquid cooling liquid heating structure according to claim 2, wherein: the battery cell (8) is arranged in a space surrounded by the end plate (1) and the U-shaped liquid cooling plate (2) through the heat conduction structural adhesive (12).
4. The battery module with the double-in double-out solid liquid cooling liquid heating structure as set forth in claim 3, wherein: the extending direction of the battery cell (8) is consistent with the extending direction of the end plate (1).
5. The battery module with the double-inlet double-outlet three-dimensional liquid cooling liquid heating structure according to claim 4, wherein: and an aluminum bar (9) for electrically connecting the adjacent electric cores is welded on the pole of the electric core (8).
6. The battery module with the double-inlet double-outlet three-dimensional liquid cooling liquid heating structure according to claim 5, wherein: the positive electrode of the battery cell (8) is connected with a positive electrode aluminum bar (10), and the negative electrode of the battery cell (8) is connected with a negative electrode aluminum bar (11).
7. The battery module with the double-inlet double-outlet three-dimensional liquid cooling liquid heating structure according to claim 6, wherein: the end plate (1) is provided with a module mounting hole (13) for integrally mounting the module on the battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145694.5U CN220914340U (en) | 2023-08-10 | 2023-08-10 | Battery module with double-inlet double-outlet three-dimensional liquid cooling liquid heating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145694.5U CN220914340U (en) | 2023-08-10 | 2023-08-10 | Battery module with double-inlet double-outlet three-dimensional liquid cooling liquid heating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220914340U true CN220914340U (en) | 2024-05-07 |
Family
ID=90907700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322145694.5U Active CN220914340U (en) | 2023-08-10 | 2023-08-10 | Battery module with double-inlet double-outlet three-dimensional liquid cooling liquid heating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220914340U (en) |
-
2023
- 2023-08-10 CN CN202322145694.5U patent/CN220914340U/en active Active
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