CN221041249U - Side liquid cooling plate type energy storage lithium battery module - Google Patents
Side liquid cooling plate type energy storage lithium battery module Download PDFInfo
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- CN221041249U CN221041249U CN202322358335.8U CN202322358335U CN221041249U CN 221041249 U CN221041249 U CN 221041249U CN 202322358335 U CN202322358335 U CN 202322358335U CN 221041249 U CN221041249 U CN 221041249U
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- Prior art keywords
- liquid cooling
- battery module
- energy storage
- cooling plate
- box body
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- 238000001816 cooling Methods 0.000 title claims abstract description 103
- 239000007788 liquid Substances 0.000 title claims abstract description 80
- 238000004146 energy storage Methods 0.000 title claims abstract description 35
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 16
- 239000000110 cooling liquid Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 101100024391 Amanita bisporigera MSD12 gene Proteins 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a side liquid cooling plate type energy storage lithium battery module, which comprises an upper cover, wherein a battery module and a liquid cooling device are respectively arranged below the upper cover through a first insulating sheet, a module fixing device is connected below the liquid cooling device, a box body is fixed below the module fixing device, a third sealing gasket is arranged at the joint of the module fixing device and the box body, the battery module comprises electric cores distributed equidistantly, a second insulating sheet is arranged at the top of each electric core, and a cross-chain copper bar is arranged at one side of the top of each electric core; according to the utility model, the liquid cooling device comprising the liquid cooling plate, the cooling pipeline, the water injection joint and the internal flow channel is designed, so that the liquid cooling device integrally forms a frame structure, and when the liquid cooling device is installed, only the liquid cooling assembly is required to be installed in a battery, and the battery module is installed in the middle area of the liquid cooling plate, so that the construction of the whole frame structure of the battery can be completed, the strength of the battery pack is improved, and the module structural members in the traditional battery pack are reduced.
Description
Technical Field
The utility model relates to the technical field of energy storage batteries, in particular to a side liquid cooling plate type energy storage lithium battery module.
Background
In recent years, the battery energy storage technology is mature, has the advantages of large capacity, safety, reliability, low noise, strong environmental adaptability, convenient installation and the like, and is widely applied in the energy storage industry. However, the temperature dependence of the charge and discharge process of the energy storage battery is relatively large, so that the thermal management technology of the energy storage battery is very important. At present, the main flow mode of the energy storage system is to cool the battery cell by forced air cooling of a fan, but the cooling uniformity is relatively poor, the temperature difference of the system can only be controlled within 8 ℃, the stability of the system is reduced along with the increase of the service time, and the service life loss of the battery cell is serious.
In order to solve the problems, the energy storage liquid cooling system is favored gradually, the overall temperature difference of the system can be controlled better relative to the forced air cooling system, the system is still stable and controllable along with the increase of the service time, but the heat exchange cannot be realized rapidly because the contact area between the traditional liquid cooling plate and the battery cell module is smaller, and the battery pack of the energy storage liquid cooling system cannot be cooled rapidly to dissipate heat, so that the service life of the battery pack is influenced.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a side liquid cooling plate type energy storage lithium battery module.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a side liquid cooling board type energy storage lithium battery module, includes the upper cover, battery module, liquid cooling device are provided with respectively through first insulating piece to the below of upper cover, the below of liquid cooling device is connected with module fixing device, module fixing device's below is fixed with the box, the junction of module fixing device and box is provided with the third sealed pad, battery module includes the electric core that the equidistance distributes, the top of electric core is provided with the second insulating piece, the cross-chain copper bar that top one side of electric core set up, cross-chain copper bar is connected with negative pole output copper bar and positive pole output copper bar respectively, one side that is fixed with the box is provided with the panel unit.
As still further aspects of the utility model: the panel unit comprises a first installation panel fixed at one end of the box body, and a second sealing gasket is arranged at the joint of the first installation panel and the box body.
As still further aspects of the utility model: the other end of the box body is fixed with a second installation panel, and a first sealing gasket is arranged at the joint of the second installation panel and the box body.
As still further aspects of the utility model: and the first mounting panel is provided with a BMU, an MSD, a negative electrode output seat and a positive electrode output seat.
As still further aspects of the utility model: the liquid cooling device comprises a liquid cooling plate, a second heat conduction pad and a cooling pipeline, and a liquid cooling runner for flowing cooling liquid is arranged in the liquid cooling plate.
As still further aspects of the utility model: the battery module is provided with end plates at two ends along the length direction, and the end plates are bound with the battery cells through fixing belts.
As still further aspects of the utility model: the inside welding of box has module fixing device, is provided with the outward flange all around, and lateral part welding has the hoist and mount piece, and the outer wall welding of one side of box has the double-screw bolt.
As still further aspects of the utility model: the liquid cooling plate and the side face of the battery module are respectively provided with a first heat conduction pad and a second heat conduction pad at the bottoms of the box body and the battery module, and the first heat conduction pad and the second heat conduction pad are heat conduction pads or heat conduction glue.
As still further aspects of the utility model: one end of the cooling pipeline is connected with a first water injection joint, the other end of the cooling pipeline is connected with a second water injection joint, and the heights of the first water injection joint and the second water injection joint are higher than the height of the cooling pipeline.
Compared with the prior art, the utility model provides a side liquid cooling plate type energy storage lithium battery module, which has the following beneficial effects:
1. A side liquid cooling plate type energy storage lithium battery module comprises a liquid cooling plate, a cooling pipeline, a water injection joint and a liquid cooling device of an internal flow channel, wherein the liquid cooling device integrally forms a frame structure.
2. The utility model provides a side liquid cooling board type energy storage lithium battery module can cool off a battery module respectively through each liquid cooling board subassembly of liquid cooling device, and the electric core in each battery module homoenergetic obtains effectual cooling, and the cooling effect is good, and the coolant liquid flow in the liquid cooling board subassembly that every battery module corresponds is even, and the temperature uniformity is better between the electric core in each battery module, is favorable to prolonging the life of electric core.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic diagram of an overall explosion structure of a side-liquid cooling plate type energy storage lithium battery module according to the present utility model;
Fig. 2 is a side view of the overall structure of a side-liquid cooling plate type energy storage lithium battery module according to the present utility model;
Fig. 3 is a schematic diagram of a side liquid cooling plate structure of a side liquid cooling plate type energy storage lithium battery module according to the present utility model;
Fig. 4 is a schematic diagram of a battery module arrangement structure of a side-liquid-cooled plate-type energy storage lithium battery module according to the present utility model.
In the figure: 1. an upper cover; 2. a battery module; 3. a liquid cooling device; 4. a module fixing device; 5. a case; 6. hoisting the piece; 7. a first gasket; 8. a first mounting panel; 9. a second gasket; 10. a second mounting panel; 11. BMU; 12. MSD; 13. a negative electrode output seat; 14. an anode output seat; 15. a third gasket; 16. a first thermal pad; 17. a first insulating sheet; 201. a cross-chain copper bar; 202. a battery cell; 203. a second insulating sheet; 204. a negative electrode outputs copper bars; 205. the anode outputs copper bars; 206. an end plate; 207. a fixing belt; 301. a liquid cooling plate; 302. a second thermal pad; 303. a cooling pipeline; 304. a first water injection joint; 305. and a second water injection joint.
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.
Example 1:
In order to realize rapid cooling of an energy storage system, as shown in fig. 1-4, the side liquid cooling plate type energy storage lithium battery module is based on poor temperature difference stability in the battery energy storage process, and comprises an upper cover 1, wherein a battery module 2 and a liquid cooling device 3 are respectively arranged below the upper cover 1 through a first insulating sheet 17, a module fixing device 4 is connected below the liquid cooling device 3, a box body 5 is fixed below the module fixing device 4, a third sealing gasket 15 is arranged at the joint of the module fixing device 4 and the box body 5, the battery module 2 comprises electric cores 202 distributed at equal intervals, a second insulating sheet 203 is arranged at the top of the electric cores 202, a cross-chain copper bar 201 is arranged at one side of the top of the electric cores 202, the cross-chain copper bar 201 is respectively connected with a negative electrode output copper bar 204 and a positive electrode output copper bar 205, and a panel unit is arranged at one side of the box body 5;
Through the liquid cooling device that the design includes liquid cooling board 301, cooling pipeline 303, water injection joint and internal flow way, make the liquid cooling device wholly form a frame construction, during the installation, only need install the liquid cooling subassembly in the battery, install battery module 2 in the middle region of liquid cooling board 301, can accomplish the construction of the whole frame construction of battery, improved the intensity of battery package, reduce the module structure in traditional battery package.
The panel unit comprises a first installation panel 8 fixed at one end of the box body 5, a second sealing gasket 9 is arranged at the joint of the first installation panel 8 and the box body 5, a second installation panel 10 is fixed at the other end of the box body 5, a first sealing gasket 7 is arranged at the joint of the second installation panel 10 and the box body 5, a BMU11, an MSD12, a negative electrode output seat 13 and a positive electrode output seat 14 are arranged on the first installation panel 8, the liquid cooling device 3 comprises a liquid cooling plate 301, a second heat conduction pad 302 and a cooling pipeline 303, and a liquid cooling flow channel for cooling liquid to flow is arranged inside the liquid cooling plate 301;
Each liquid cooling plate assembly through the liquid cooling device 3 can cool a battery module 2 respectively, and electric core 202 in each battery module 2 can all obtain effectual cooling, and the cooling effect is good, and the coolant liquid flow in the liquid cooling plate assembly that every battery module 2 corresponds is even, and the temperature uniformity is better between the electric core 202 in each battery module 2, is favorable to prolonging the life of electric core 202.
When the battery pack structure is used, the module fixing device 4 is arranged in the box body 5, the third sealing gasket 15 is arranged at the joint, the battery module 2 and the liquid cooling device 3 are arranged in the box body 5, the first insulating sheet 17 is arranged at the top, the upper cover 1 is installed and fixed after the installation is finished, the side liquid cooling plate type energy storage lithium battery module is subjected to debugging treatment, each liquid cooling plate 301 assembly of the liquid cooling device 3 can be used for cooling one battery module 2 respectively, the electric core 202 in each battery module 2 can be effectively cooled, the cooling effect is good, the cooling liquid flow in the liquid cooling plate assembly corresponding to each battery module 2 is uniform, the temperature consistency among the electric cores 202 in each battery module 2 is good, the service life of the electric core 202 is prolonged, the temperature rise in the battery module is controlled to be approximately 3 ℃, the local temperature difference of the electric core is also controlled to be approximately 3 ℃, the liquid cooling assembly is installed in the battery, the battery module 2 is installed in the middle area of the liquid cooling plate 301, the whole battery frame structure can be built, the strength of the battery pack structure is improved, and the strength of the traditional battery pack structure is reduced.
Example 2:
As shown in fig. 1-4, the following additions are made to the side-liquid-cooled plate-type energy storage lithium battery module according to the present embodiment based on embodiment 1: the battery module 2 is provided with end plates 206 at two ends along the length direction, the end plates 206 are bound with the battery cells 202 through fixing belts 207, a module fixing device 4 is welded inside the box 5, an outer flange is arranged around the box, a hoisting piece 6 is welded at the side part of the box, studs are welded on the outer wall of one side of the box 5, the liquid cooling plate 301 and the side surface of the battery module 2 are respectively arranged at the bottom of the box 5 and the bottom of the battery module 2, a first heat conduction pad 16 and a second heat conduction pad 302 are respectively arranged at the bottom of the box 5 and the bottom of the battery module 2, the first heat conduction pad 16 and the second heat conduction pad 302 are heat conduction pads or heat conduction glue, one end of a cooling pipeline 303 is connected with a first water injection joint 304, the other end of the cooling pipeline 303 is connected with a second water injection joint 305, and the heights of the first water injection joint 304 and the second water injection joint 305 are higher than the height of the cooling pipeline 303;
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (9)
1. The utility model provides a side liquid cooling board type energy storage lithium battery module, includes upper cover (1), its characterized in that, the below of upper cover (1) is provided with battery module (2) respectively through first insulating piece (17), liquid cooling device (3), the below of liquid cooling device (3) is connected with module fixing device (4), the below of module fixing device (4) is fixed with box (5), the junction of module fixing device (4) and box (5) is provided with third sealed pad (15), battery module (2) are including electric core (202) that the equidistance distributes, the top of electric core (202) is provided with second insulating piece (203), cross chain copper bar (201) that top one side of electric core (202) set up, cross chain copper bar (201) are connected with negative pole output copper bar (204) and positive pole output copper bar (205) respectively, one side that is fixed with box (5) is provided with panel unit.
2. The side-liquid cooling plate type energy storage lithium battery module according to claim 1, wherein the panel unit comprises a first installation panel (8) fixed at one end of the box body (5), and a second sealing gasket (9) is arranged at the joint of the first installation panel (8) and the box body (5).
3. The side liquid cooling plate type energy storage lithium battery module according to claim 2, wherein a second installation panel (10) is fixed at the other end of the box body (5), and a first sealing gasket (7) is arranged at the joint of the second installation panel (10) and the box body (5).
4. A side-liquid cooled panel type energy storage lithium battery module according to claim 3, characterized in that the first mounting panel (8) is provided with a BMU (11), an MSD (12), a negative electrode output seat (13) and a positive electrode output seat (14).
5. The side liquid cooling plate type energy storage lithium battery module according to claim 1, wherein the liquid cooling device (3) comprises a liquid cooling plate (301), a second heat conduction pad (302) and a cooling pipeline (303), and a liquid cooling runner for flowing cooling liquid is arranged inside the liquid cooling plate (301).
6. The side-liquid cooling plate type energy storage lithium battery module according to claim 1, wherein end plates (206) are arranged at two ends of the battery module (2) along the length direction, and the end plates (206) are bound with the battery cells (202) through fixing belts (207).
7. The side liquid cooling plate type energy storage lithium battery module according to claim 1, wherein the module fixing device (4) is welded inside the box body (5), an outer flange is arranged around the box body, hoisting pieces (6) are welded on the side portions of the box body, and studs are welded on the outer wall of one side of the box body (5).
8. The side liquid cooling plate type energy storage lithium battery module according to claim 5, wherein the liquid cooling plate (301) and the battery module (2) are arranged on the side surfaces, the bottom of the box body (5) and the bottom of the battery module (2) are respectively provided with a first heat conduction pad (16) and a second heat conduction pad (302), and the first heat conduction pad (16) and the second heat conduction pad (302) are heat conduction pads or heat conduction glue.
9. The side-liquid cooling plate type energy storage lithium battery module according to claim 5, wherein one end of the cooling pipeline (303) is connected with a first water injection joint (304), and the other end of the cooling pipeline (303) is connected with a second water injection joint (305), and the heights of the first water injection joint (304) and the second water injection joint (305) are higher than the height of the cooling pipeline (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358335.8U CN221041249U (en) | 2023-08-31 | 2023-08-31 | Side liquid cooling plate type energy storage lithium battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358335.8U CN221041249U (en) | 2023-08-31 | 2023-08-31 | Side liquid cooling plate type energy storage lithium battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221041249U true CN221041249U (en) | 2024-05-28 |
Family
ID=91174052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322358335.8U Active CN221041249U (en) | 2023-08-31 | 2023-08-31 | Side liquid cooling plate type energy storage lithium battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221041249U (en) |
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2023
- 2023-08-31 CN CN202322358335.8U patent/CN221041249U/en active Active
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