CN221282206U - Lithium battery with heat dissipation mechanism - Google Patents
Lithium battery with heat dissipation mechanism Download PDFInfo
- Publication number
- CN221282206U CN221282206U CN202322307933.2U CN202322307933U CN221282206U CN 221282206 U CN221282206 U CN 221282206U CN 202322307933 U CN202322307933 U CN 202322307933U CN 221282206 U CN221282206 U CN 221282206U
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- CN
- China
- Prior art keywords
- fixedly connected
- lithium battery
- box
- protection box
- heat dissipation
- Prior art date
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 80
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 230000007246 mechanism Effects 0.000 title claims abstract description 57
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000000110 cooling liquid Substances 0.000 abstract description 8
- 210000004027 cell Anatomy 0.000 description 16
- 230000000670 limiting effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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 with a heat dissipation mechanism, and relates to the field of lithium batteries. According to the utility model, through the arrangement of the cooling mechanism, air flows to the cooling fins through the air inlet of the air inlet pipeline and flows out of the air exhaust pipeline, the cooling fins cool the cooling liquid in the water tank, the water pump is controlled to drive the cooling liquid in the water tank to flow to the six cooling pipes, and the six cooling pipes cool five lithium battery packs.
Description
Technical Field
The utility model relates to the field of lithium batteries, in particular to a lithium battery with a heat dissipation mechanism.
Background
Lithium batteries are batteries using lithium metal or lithium alloy as positive and negative electrode materials and nonaqueous electrolyte solution, and in the year of year 70 of the year 20, lithium ion batteries are proposed and researched first, and as the chemical characteristics of lithium metal are very active, the processing, storage and use of lithium metal have very high requirements on environment, and along with the development of scientific technology, lithium batteries have become the mainstream, and lithium battery pack structures generally comprise a positive electrode, a negative electrode, an electrolyte, a diaphragm, a battery shell and the like. Typically, a plurality of battery packs are assembled, and a battery management system and the like are added.
The utility model discloses a power lithium cell cooling mechanism through retrieving patent number CN111477788A, which comprises an outer shell, the shell inner chamber is provided with the lithium cell seat, the bleeder vent has been seted up on the lithium cell seat, lithium cell seat bottom is provided with electric putter, lithium cell seat inner chamber bottom is provided with spring buffer, the spring buffer top is provided with the lithium cell body, the lithium cell body is located lithium cell seat inner chamber, shell inner chamber top is provided with the heat dissipation water slab, heat dissipation water slab top one end intercommunication has first water pump drain pipe, the device radiating effect is better, and can avoid the lithium cell body to rock the damage in the shell.
The lithium battery is used as one of the main sources of the new energy electric car, and the single batteries are formed into the automobile battery pack in a serial and parallel connection mode, in the embodiment, although the ventilation and heat dissipation can be carried out on the lithium battery pack through the matching of the radiating fins and the ventilating fans, the function of protecting the lithium battery pack in the heat dissipation process is not provided, the radiating fans and the ventilating grooves are generally adopted for heat dissipation of the lithium battery pack at present, the lithium battery pack is communicated with the outside, dust and rainwater can enter the inside of the lithium battery pack through the ventilating grooves, and the phenomenon that the lithium battery pack is corroded or shorted is most likely to be caused, so that the service life of the lithium battery is influenced. Accordingly, a lithium battery with a heat dissipation mechanism is proposed herein.
Disclosure of utility model
Technical problem to be solved
The utility model aims to make up the defects of the prior art and provides a lithium battery with a heat dissipation mechanism.
Technical proposal
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium battery with cooling mechanism, includes the protection box, the inside of protection box is provided with cooling mechanism, cooling mechanism includes battery case and five lithium cell group, battery case fixed connection is at the inner wall of protection box, the surface fixedly connected with water tank of battery case, the surface mounting of water tank has two shunt tubes, the surface mounting of shunt tube has the water pump, two install six cooling tubes between the shunt tubes, the surface fixedly connected with air inlet pipe of battery case, air inlet pipe runs through the surface of protection box and with protection box fixed connection, the surface fixedly connected with fin of water tank, fin and air inlet pipe fixed connection, the surface fixedly connected with exhaust pipe of fin, exhaust pipe and protection box fixed intercommunication, the inside of protection box is provided with five groups of stop gear, every stop gear includes mechanism's case and joint piece.
Above-mentioned, the inner wall fixedly connected with of battery case is five sets of spacing grooves, five sets of spacing grooves respectively with five lithium cell group sliding connection, the inner wall fixedly connected with of battery case is five sets of heat-conducting plates with lithium cell group looks adaptation, is a set of spacing to lithium cell group through two spacing grooves, avoids lithium cell group to take place to rock.
Above-mentioned, the surface fixedly connected with two sliders of joint piece, two the equal sliding connection of surface of slider has a slide rail I, two the equal fixed connection of slide rail I is at the inner wall of mechanism case, through the setting of slide rail I, increases the stability when the joint piece removes, can carry out spacingly to lithium cell group when the joint piece shifts out from the mechanism case.
Above-mentioned, the surface fixedly connected with two extension springs of joint piece, two the equal fixed connection of one end that the joint piece was kept away from to extension spring is at the inner wall of mechanism case, through the spring tension of two extension springs, makes the joint piece keep being located mechanism case outside and last spacing to the lithium cell group.
Above-mentioned, mechanism case fixed connection is at the surface of battery case, the joint piece runs through the battery case and with battery case sliding connection, the surface of joint piece has the connecting rod through the round pin axle is articulated, the one end that the joint piece was kept away from to the connecting rod has the movable block through the round pin axle is articulated, will drive the joint piece through the connecting rod through the control movable block and remove, makes the joint piece remove to the mechanism case in to the joint piece is removed the spacing of joint piece to lithium cell group.
Above-mentioned, the surface fixedly connected with slide rail two of movable block, slide rail two fixed connection is at the inner wall of mechanism case, through the setting of slide rail two, increases the stability when the movable block removes, keeps the movable block horizontal up-and-down movement.
Above-mentioned, the surface fixedly connected with pull rod of movable block, pull rod and mechanism case sliding connection, the spout with pull rod looks adaptation has been seted up to the surface of protection box, the pull rod passes through the spout and the protection box sliding connection of protection box, through the setting of pull rod, makes things convenient for the staff to pull the pull rod and drives the movable block and remove.
The beneficial effects are that:
Compared with the prior art, the lithium battery with the heat dissipation mechanism has the following beneficial effects:
1. According to the cooling device, when the cooling device is arranged at the bottom of a new energy electric car, air flows to the cooling fins through the air inlet of the air inlet pipeline and flows out of the air exhaust pipeline, the cooling fins cool cooling liquid in the water tank, the water pump is controlled to drive the cooling liquid in the water tank to flow to six cooling pipes, the six cooling pipes cool five lithium battery packs, and in the process of cooling, only the cooling fins are in contact with external air, so that the problems of corrosion and short circuit of the lithium battery packs caused by contact of the lithium battery packs with the external air are effectively avoided.
2. According to the lithium battery pack dismounting and maintaining device, the limiting mechanism is arranged, when the lithium battery pack is dismounted and maintained, the pull rod is pulled to drive the moving block to move downwards, and the moving block moves to drive the clamping block to retract into the mechanism box through the connecting rod, so that the limiting effect of the clamping block on the lithium battery pack is relieved, the lithium battery pack can be directly taken out, and when the lithium battery pack is mounted, the clamping block keeps limiting on the lithium battery pack through the spring tension of the two telescopic springs, so that the lithium battery pack is positioned in the battery box, and the lithium battery pack is convenient for workers to dismount and maintain.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a split structure of the present utility model;
FIG. 3 is a schematic diagram of a split structure of the cooling mechanism of the present utility model;
Fig. 4 is a schematic view showing a split structure of the lithium battery pack according to the present utility model;
Fig. 5 is a schematic perspective view of a limiting mechanism according to the present utility model.
In the figure:
1. a protective case;
2. A cooling mechanism; 201. a battery case; 202. a limit groove; 203. a lithium battery pack; 204. a heat conductive plate; 205. a water tank; 206. a water pump; 207. a shunt; 208. a heat radiating pipe; 209. an air inlet pipeline; 210. an exhaust duct; 211. a heat sink;
3. a limiting mechanism; 31. a mechanism box; 32. a clamping block; 33. a slide block; 34. a first slide rail; 35. a telescopic spring; 36. a connecting rod; 37. a moving block; 38. a second slide rail; 39. and (5) a pull rod.
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 to 5, the present utility model provides a technical solution: the lithium battery with the heat dissipation mechanism comprises a protection box 1, wherein the cooling mechanism 2 is arranged in the protection box 1, the cooling mechanism 2 comprises a battery box 201 and five lithium battery packs 203, the battery box 201 is fixedly connected to the inner wall of the protection box 1, five groups of limit grooves 202 are fixedly connected to the inner wall of the battery box 201, the five groups of limit grooves 202 are respectively and slidably connected with the five lithium battery packs 203, five groups of heat conducting plates 204 matched with the lithium battery packs 203 are fixedly connected to the inner wall of the battery box 201, the two limit grooves 202 are used for limiting the lithium battery packs 203, the lithium battery packs 203 are prevented from shaking, and the heat dissipation pipes 208 cool the lithium battery packs 203 through the heat conducting plates 204.
Referring to fig. 1, 2 and 3, the outer surface of the battery box 201 is fixedly connected with a water tank 205, two split pipes 207 are fixedly connected with the outer surface of the water tank 205, a water pump 206 is installed on the outer surface of the split pipe 207, six radiating pipes 208 are installed between the two split pipes 207, the water pump 206 is controlled to drive cooling liquid in the water tank 205 to flow into the split pipes 207, the cooling liquid is split into the six radiating pipes 208 through the split pipes 207, and a lithium battery pack 203 is arranged between every two radiating pipes 208, so that the lithium battery pack 203 is cooled.
The external surface fixedly connected with air inlet pipeline 209 of battery case 201, air inlet pipeline 209 runs through the surface of protection box 1 and with protection box 1 fixed connection, the external surface fixedly connected with fin 211 of water tank 205, fin 211 and air inlet pipeline 209 fixed connection, the external surface fixedly connected with exhaust duct 210 of fin 211, exhaust duct 210 and protection box 1 fixed intercommunication, when the device is installed in the new forms of energy electric car bottom, the air current will flow to fin 211 through the air intake of air inlet pipeline 209 and flow from exhaust duct 210, the fin 211 will cool down the inside coolant liquid of water tank 205, thereby make the coolant liquid circulation in the water tank 205 dispel the heat to the cooling tube 208 in, in the in-process of carrying out the heat dissipation cooling, only make fin 211 and outside air contact.
Referring to fig. 4 and 5, five groups of limiting mechanisms 3 are disposed in the protection box 1, each limiting mechanism 3 comprises a mechanism box 31 and a clamping block 32, the mechanism box 31 is fixedly connected to the outer surface of the battery box 201, the clamping blocks 32 penetrate through the battery box 201 and are slidably connected with the battery box 201, two sliding blocks 33 are fixedly connected to the outer surface of the clamping block 32, a first sliding rail 34 is slidably connected to the outer surface of each sliding block 33, the first sliding rail 34 is fixedly connected to the inner wall of the mechanism box 31, stability of the clamping block 32 in moving is improved through the arrangement of the first sliding rail 34, and the lithium battery pack 203 can be limited when the clamping block 32 moves out of the mechanism box 31.
The external surface fixedly connected with two extension springs 35 of joint piece 32, the one end that joint piece 32 was kept away from to two extension springs 35 is all fixed connection at the inner wall of mechanism case 31, through the spring tension of two extension springs 35, make joint piece 32 keep being located the mechanism case 31 outside and keep on spacing to lithium cell group 203, the surface of joint piece 32 articulates through the round pin axle has connecting rod 36, the one end that joint piece 32 was kept away from to connecting rod 36 articulates through the round pin axle has movable block 37, it removes to drive joint piece 32 through connecting rod 36 through control movable block 37, make joint piece 32 remove to the mechanism case 31, thereby release joint piece 32 to lithium cell group 203's spacing.
The external surface fixedly connected with slide rail two 38 of movable block 37, slide rail two 38 fixed connection is at the inner wall of mechanism case 31, through the setting of slide rail two 38, stability when increasing movable block 37 and remove, keep movable block 37 level to reciprocate, the external surface fixedly connected with pull rod 39 of movable block 37, pull rod 39 and mechanism case 31 sliding connection, the spout with pull rod 39 looks adaptation has been seted up to the surface of protection box 1, pull rod 39 passes through the spout of protection box 1 and protection box 1 sliding connection, through the setting of pull rod 39, make things convenient for the staff to stimulate pull rod 39 and drive movable block 37 and remove.
Working principle: when the device is used, when the device is installed at the bottom of a new energy electric car, air flows to the cooling fins 211 through the air inlet of the air inlet pipeline 209 and flows out from the air exhaust pipeline 210, the cooling fins 211 cool cooling liquid in the water tank 205, the water pump 206 is controlled to drive the cooling liquid in the water tank 205 to flow to the six cooling pipes 208, the six cooling pipes 208 cool the five lithium battery packs 203 through the heat conducting plates 204, and the device only enables the cooling fins 211 to be in contact with external air in the process of cooling, so that the problem of corrosion and short circuit of the lithium battery packs caused by contact of the lithium battery packs with the external air is effectively avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Lithium battery with heat dissipation mechanism, including protection box (1), its characterized in that: the inside of protection box (1) is provided with cooling mechanism (2), cooling mechanism (2) include battery case (201) and five lithium cell group (203), battery case (201) fixedly connected with inner wall at protection box (1), the surface fixedly connected with water tank (205) of battery case (201), the surface fixed intercommunication of water tank (205) has two shunt tubes (207), the surface mounting of shunt tubes (207) has water pump (206), two install six cooling tubes (208) between shunt tubes (207), the surface fixedly connected with air inlet pipeline (209) of battery case (201), air inlet pipeline (209) run through the surface of protection box (1) and with protection box (1) fixed connection, the surface fixedly connected with fin (211) of water tank (205), surface fixedly connected with pipeline (210) of fin (211), pipeline (210) and protection box (1) fixed connection of airing exhaust, the inside of five groups (31) of protection box (1) are located and are located limit mechanism (32).
2. The lithium battery with a heat dissipation mechanism according to claim 1, wherein: five groups of limit grooves (202) are fixedly connected to the inner wall of the battery box (201), the five groups of limit grooves (202) are respectively connected with five lithium battery packs (203) in a sliding mode, and five groups of heat conducting plates (204) matched with the lithium battery packs (203) are fixedly connected to the inner wall of the battery box (201).
3. The lithium battery with a heat dissipation mechanism according to claim 1, wherein: the outer surface fixedly connected with two sliders (33) of joint piece (32), two the surface of slider (33) is all sliding connection has slide rail one (34), two the inner wall at mechanism case (31) is all fixed connection to slide rail one (34).
4. The lithium battery with a heat dissipation mechanism according to claim 1, wherein: the outer surface fixedly connected with two expansion springs (35) of joint piece (32), two the one end that joint piece (32) was kept away from to expansion springs (35) is all fixed connection at the inner wall of mechanism case (31).
5. The lithium battery with a heat dissipation mechanism according to claim 1, wherein: the mechanism box (31) is fixedly connected to the outer surface of the battery box (201), the clamping block (32) penetrates through the battery box (201) and is in sliding connection with the battery box (201), a connecting rod (36) is hinged to the outer surface of the clamping block (32) through a pin shaft, and a moving block (37) is hinged to one end, far away from the clamping block (32), of the connecting rod (36).
6. The lithium battery with a heat dissipation mechanism according to claim 5, wherein: the outer surface of the moving block (37) is fixedly connected with a second sliding rail (38), and the second sliding rail (38) is fixedly connected to the inner wall of the mechanism box (31).
7. The lithium battery with a heat dissipation mechanism according to claim 5, wherein: the outer surface fixedly connected with pull rod (39) of movable block (37), pull rod (39) and mechanism case (31) sliding connection, the spout with pull rod (39) looks adaptation is seted up to the surface of protection box (1), pull rod (39) are through the spout and the protection box (1) sliding connection of protection box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322307933.2U CN221282206U (en) | 2023-08-28 | 2023-08-28 | Lithium battery with heat dissipation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322307933.2U CN221282206U (en) | 2023-08-28 | 2023-08-28 | Lithium battery with heat dissipation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221282206U true CN221282206U (en) | 2024-07-05 |
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ID=91697374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322307933.2U Active CN221282206U (en) | 2023-08-28 | 2023-08-28 | Lithium battery with heat dissipation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221282206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120221863A (en) * | 2025-04-18 | 2025-06-27 | 荣成博浩建筑工程有限公司 | A lithium battery with a double cooling structure |
-
2023
- 2023-08-28 CN CN202322307933.2U patent/CN221282206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120221863A (en) * | 2025-04-18 | 2025-06-27 | 荣成博浩建筑工程有限公司 | A lithium battery with a double cooling structure |
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