CN221126020U - Lithium ion battery with leakage protection structure - Google Patents
Lithium ion battery with leakage protection structure Download PDFInfo
- Publication number
- CN221126020U CN221126020U CN202322707495.9U CN202322707495U CN221126020U CN 221126020 U CN221126020 U CN 221126020U CN 202322707495 U CN202322707495 U CN 202322707495U CN 221126020 U CN221126020 U CN 221126020U
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- Prior art keywords
- shell
- battery
- leakage protection
- fin
- heat dissipation
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 239000000741 silica gel Substances 0.000 claims description 20
- 229910002027 silica gel Inorganic materials 0.000 claims description 20
- 238000003466 welding Methods 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a lithium ion battery with a leakage protection structure, which comprises a shell, a partition plate and a battery core, wherein a heat dissipation hole is formed in the position, close to the bottom, of the inside of the shell, the partition plate is embedded in the position, close to the bottom, of the inside of the shell, the battery core is fixed at the top of the partition plate, side heat dissipation fins are arranged on the periphery of the outside of the battery core, side heat dissipation blocks are arranged on the outside of the side heat dissipation fins, the side heat dissipation fins and the side heat dissipation blocks penetrate through the partition plate and extend to the other side of the partition plate, and bottom heat dissipation fins are welded at the bottoms of the side heat dissipation fins and the side heat dissipation blocks. According to the utility model, after the battery heats, heat is transferred to the bottom radiating fin and the bottom radiating block through the side radiating fin and the side radiating block, and then the air flows through the radiating fan, so that the heat is dissipated, and therefore, the battery has good heat dissipation capacity, and meanwhile, the performance of the battery is not influenced by water.
Description
Technical Field
The utility model relates to the technical field of lithium ion batteries, in particular to a lithium ion battery with a leakage protection structure.
Background
At present, a lithium ion battery has the advantages of high specific energy, multiple recycling times, long storage time and the like, is widely applied to portable electronic equipment such as mobile phones, digital cameras and portable computers, and is widely applied to large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like, a large amount of heat can be generated when the conventional lithium ion battery is generally used for a long time, and a heat dissipation hole is generally formed in a shell of the battery for a heat dissipation structure.
Disclosure of utility model
The present utility model is directed to a lithium ion battery with a leakage protection structure to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium ion battery with earth leakage protection structure, includes shell, baffle and battery core, the inside louvre of having seted up of position near the bottom of shell, the inside baffle that has inlayed of position near the bottom of shell, the baffle top is fixed with the battery core, the outside of battery core is provided with the side fin all around, the outside of side fin is provided with the side fin, side fin and side fin pass the baffle and extend to the opposite side of baffle, the bottom welding of side fin and side fin has the bottom fin, the bottom of bottom fin is provided with the bottom fin, the outside of bottom fin is fixed with radiator fan.
Preferably, the side radiating blocks are arranged at the outer parts of the side radiating fins in a plurality of groups, the side radiating blocks are uniformly arranged at the outer parts of the side radiating fins, the bottom radiating blocks are arranged at the bottom radiating fins in a plurality of groups, and the bottom radiating blocks are uniformly arranged on the bottom radiating fins.
Preferably, the heat dissipation holes are arranged in a plurality of groups on the shell, the heat dissipation holes are arranged in two rows on the shell, and the heat dissipation holes are uniformly arranged on the shell.
Preferably, the inner side of the shell is provided with a silica gel protection pad, the silica gel protection pad presents a rectangle, and the silica gel protection pad is arranged between the shell and the side radiating block.
Preferably, a groove is formed in the battery core, and a leakage protection circuit board is arranged in the groove.
Preferably, a top cover is arranged at the top of the shell, a fixing bolt is screwed on the top cover, and the fixing bolt fixes the top cover and the silica gel protection pad with each other.
Preferably, the top of the top cover is fixed with a fixing bolt, one end of the fixing bolt penetrates through the top cover and extends out, and a threaded hole is formed in the top cover.
Preferably, the battery core is connected with the leakage protection circuit board through a wire, and the leakage protection circuit board is connected with the binding post through a wire.
Compared with the prior art, the utility model has the beneficial effects that: the lithium ion battery has reasonable structure and has the following advantages:
(1) Through being provided with louvre, side fin, side radiating block, the baffle, bottom fin, radiator fan and bottom radiating block have realized that the battery is not only good in the heat dissipation, still can avoid water to enter into in the battery simultaneously, current battery is installed on the electric motor car, when the electric motor car can be through the road surface of having a business, the battery can be splashed by water, lead to water to enter into the inside of battery from the louvre, in order to solve this problem, make the shell split into two parts through the baffle, the lower part of shell sets up the louvre, and through being provided with side fin and side radiating block, side fin and side radiating block pass the baffle and interconnect with bottom radiating block, so after the battery generates heat, the heat can be transmitted to on bottom fin and the bottom radiating block through side fin and side radiating block, then cooperate radiator fan's effect, radiator fan makes the air flow, and then make the heat dispel out, thereby the battery not only has good heat dissipation ability, water also does not influence the performance of battery.
(2) Because the battery is installed on the electric motor car, the battery can receive the road surface jolt and rock, consequently, through being provided with the silica gel protection pad in the inside of shell, fill one side of side radiating block through the silica gel protection pad, can reduce the rocking of battery through the effect of silica gel protection pad, avoid the battery to receive rocking and take place to damage.
(3) Because the battery is used for a long time and can have electric leakage, an electric leakage protection circuit board is arranged in the battery circuit, and when the battery leaks electricity, the electric leakage protection circuit board detects and cuts off the circuit of the battery at the same time, thereby playing a role in protection.
Drawings
FIG. 1 is a schematic diagram of an exploded front view of the present utility model;
FIG. 2 is a schematic diagram of a rear-view explosion structure of the present utility model;
FIG. 3 is a schematic side view of an explosive structure of the present utility model;
FIG. 4 is a schematic front perspective view of the present utility model;
fig. 5 is a schematic top perspective view of the present utility model.
In the figure: 1. a housing; 2. a heat radiation hole; 3. a silica gel protective pad; 4. side cooling fins; 5. a side heat sink block; 6. a partition plate; 7. a bottom heat sink; 8. a heat radiation fan; 9. a bottom heat sink; 10. a top cover; 11. binding posts; 12. a fixing bolt; 13. a battery core; 14. a groove; 15. and a leakage protection circuit board.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a lithium ion battery with earth leakage protection structure, including shell 1, baffle 6 and battery core 13, the inside position that is close to the bottom of shell 1 has seted up louvre 2, baffle 6 has been inlayed to the inside position that is close to the bottom of shell 1, baffle 6 top is fixed with battery core 13, the outside of battery core 13 is provided with side fin 4 all around, the outside of side fin 4 is provided with side fin 5, side fin 4 and side fin 5 pass baffle 6 and extend to the opposite side of baffle 6, bottom fin 7 has been welded to the bottom of side fin 4 and side fin 5, the bottom of bottom fin 7 is provided with bottom fin 9, the outside of bottom fin 9 is fixed with radiator fan 8;
The side radiating blocks 5 are arranged on the outer parts of the side radiating fins 4 in a plurality of groups, the side radiating blocks 5 are uniformly arranged on the outer parts of the side radiating fins 4, the bottom radiating blocks 9 are arranged on the bottom radiating fins 7 in a plurality of groups, and the bottom radiating blocks 9 are uniformly arranged on the bottom radiating fins 7;
The heat dissipation holes 2 are arranged on the shell 1 in a plurality of groups, the heat dissipation holes 2 are arranged on the shell 1 in two rows, and the heat dissipation holes 2 are uniformly arranged on the shell 1;
The side radiating fins 4 and the side radiating blocks 5 penetrate through the partition plate 6 and are connected with the bottom radiating blocks 9, so that after the battery heats, heat can be transferred to the bottom radiating fins 7 and the bottom radiating blocks 9 through the side radiating fins 4 and the side radiating blocks 5, and then the heat is discharged by the heat radiating fans 8 under the action of the heat radiating fans 8, so that the battery has good heat radiating capacity, and meanwhile, the performance of the battery is not influenced by water;
the inside of the shell 1 is provided with a silica gel protection pad 3, the silica gel protection pad 3 presents a rectangle, and the silica gel protection pad 3 is arranged between the shell 1 and the side radiating block 5.
The side radiating block 5 is filled with the silica gel protective pad 3, so that the shaking of the battery can be reduced through the action of the silica gel protective pad 3, and the battery is prevented from being damaged due to shaking;
The battery core 13 is provided with a groove 14, a leakage protection circuit board 15 is arranged in the groove 14, the top of the shell 1 is provided with a top cover 10, the top cover 10 is screwed with a fixing bolt 12, and the fixing bolt 12 mutually fixes the top cover 10 and the silica gel protection pad 3;
The top of the top cover 10 is fixed with a fixing bolt 12, one end of the fixing bolt 12 passes through the top cover 10 and extends out, a threaded hole is formed in the top cover 10, the battery core 13 is connected with the leakage protection circuit board 15 through a wire, and the leakage protection circuit board 15 is connected with the binding post 11 through a wire;
When the battery leaks, the leakage protection circuit board 15 performs detection and simultaneously cuts off the circuit of the battery, thereby playing a role of protection.
When the battery is used, the battery is mounted on a battery car, various wiring is connected, the battery is operated, the shell 1 is divided into two parts through the partition plate 6, the radiating holes 2 are formed in the lower part of the shell 1, the side radiating fins 4 and the side radiating blocks 5 penetrate through the partition plate 6 and are connected with the bottom radiating blocks 9, so that after the battery heats, heat is transferred to the bottom radiating fins 7 and the bottom radiating blocks 9 through the side radiating fins 4 and the side radiating blocks 5, then the air is flowed through the cooling fan 8 in a matching mode, and the heat is radiated by the cooling fan 8, so that the battery has good radiating capacity, water does not influence the performance of the battery, then the silica gel protective pad 3 is arranged in the shell 1, the side of the side radiating blocks 5 is filled through the silica gel protective pad 3, shaking of the battery can be reduced, the battery is prevented from being damaged due to shaking, the leakage protection circuit board 15 is arranged in the battery circuit, and when the battery leaks, the leakage protection circuit board 15 is detected, and the battery is cut off, so that the protection circuit is protected.
Claims (8)
1. A lithium ion battery with leakage protection structure, its characterized in that: including shell (1), baffle (6) and battery core (13), louvre (2) have been seted up to the inside position that is close to the bottom of shell (1), the inside position that is close to the bottom of shell (1) is inlayed and is had baffle (6), baffle (6) top is fixed with battery core (13), the outside of battery core (13) is provided with side fin (4) all around, the outside of side fin (4) is provided with side fin (5), side fin (4) and side fin (5) pass baffle (6) and extend to the opposite side of baffle (6), the bottom welding of side fin (4) and side fin (5) has bottom fin (7), the bottom of bottom fin (7) is provided with bottom fin (9), the outside of bottom fin (9) is fixed with radiator fan (8).
2. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the side radiating blocks (5) are arranged on the outer portion of the side radiating fins (4) in a plurality of groups, the side radiating blocks (5) are uniformly arranged on the outer portion of the side radiating fins (4), the bottom radiating blocks (9) are arranged on the bottom radiating fins (7) in a plurality of groups, and the bottom radiating blocks (9) are uniformly arranged on the bottom radiating fins (7).
3. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the heat dissipation holes (2) are arranged on the shell (1) in multiple groups, the heat dissipation holes (2) are arranged on the shell (1) in two rows, and the heat dissipation holes (2) are uniformly arranged on the shell (1).
4. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the novel solar cell is characterized in that a silica gel protection pad (3) is arranged on the inner side of the shell (1), the silica gel protection pad (3) presents a rectangle, and the silica gel protection pad (3) is arranged between the shell (1) and the side radiating block (5).
5. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the battery cell (13) is provided with a groove (14), and a leakage protection circuit board (15) is arranged in the groove (14).
6. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the top of shell (1) is provided with top cap (10), it has fixing bolt (12) to revolve on top cap (10), fixing bolt (12) are fixed top cap (10) and silica gel protection pad (3) each other.
7. The lithium ion battery with a leakage protection structure according to claim 6, wherein: the top cover (10) top is fixed with fixing bolt (12), one end of fixing bolt (12) passes through top cover (10) and extends out, set up threaded hole in top cover (10).
8. The lithium ion battery with a leakage protection structure according to claim 1, wherein: the battery core (13) is connected with the leakage protection circuit board (15) through a wire, and the leakage protection circuit board (15) is connected with the binding post (11) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322707495.9U CN221126020U (en) | 2023-10-10 | 2023-10-10 | Lithium ion battery with leakage protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322707495.9U CN221126020U (en) | 2023-10-10 | 2023-10-10 | Lithium ion battery with leakage protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221126020U true CN221126020U (en) | 2024-06-11 |
Family
ID=91365990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322707495.9U Active CN221126020U (en) | 2023-10-10 | 2023-10-10 | Lithium ion battery with leakage protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221126020U (en) |
-
2023
- 2023-10-10 CN CN202322707495.9U patent/CN221126020U/en active Active
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