CN215578817U

CN215578817U - Lithium battery with efficient heat dissipation function

Info

Publication number: CN215578817U
Application number: CN202122250007.7U
Authority: CN
Inventors: 何晓辉
Original assignee: Jiangxi Shenchao Energy Technology Co ltd
Current assignee: Jiangxi Shenchao Energy Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-01-18
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a lithium battery with a high-efficiency heat dissipation function, which comprises a bottom plate and a protective ring, wherein a battery pack is arranged above the bottom plate, a limiting frame is arranged on the outer side of the upper end of the battery pack, heat dissipation fins are arranged on the surface of the battery pack, the protective ring is arranged on the inner side of the limiting frame, a gap is arranged inside the limiting frame, a connecting strip is arranged inside the gap, a movable block is arranged above the connecting strip, a mounting hole is formed in the surface of the movable block, fixed blocks are fixed on the outer walls of the left end and the right end of the limiting frame, and an auxiliary assembly for protecting the battery pack is arranged below the fixed blocks. This lithium cell with high-efficient heat dissipation function adopts protective structure, when using or depositing, can reduce the damage to the group battery, has prolonged the life of group battery, has high-efficient heat radiation structure simultaneously, can accelerate the radiating rate of group battery, avoids producing the accumulational condition of heat, reduces the ageing speed of group battery.

Description

Lithium battery with efficient heat dissipation function

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery with a high-efficiency heat dissipation function.

Background

Lithium batteries are a type of battery using a nonaqueous electrolyte solution using lithium metal or a lithium alloy as a positive/negative electrode material, and can be roughly classified into two types: the lithium ion battery does not contain metallic lithium, can be charged, and has better safety, specific capacity, self-discharge rate and cost performance than the lithium ion battery.

The lithium battery with the efficient heat dissipation function in the market has the problems that heat cannot be timely removed and the aging speed of a battery pack can be accelerated, so that the lithium battery with the efficient heat dissipation function is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a lithium battery with high heat dissipation capability, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lithium cell with high-efficient heat dissipation function, includes bottom plate and protective shroud, the top of bottom plate is provided with the group battery, and the upper end outside of group battery is provided with spacing frame, the surface of group battery is provided with the fin, the protective shroud is settled in the inboard of spacing frame, the inside of spacing frame is provided with the gap, and the inside in gap is provided with and links up the strip, the top that links up the strip is provided with the movable block, and the surface of movable block has seted up the mounting hole, both ends outer wall is fixed with the fixed block about spacing frame, and the below of fixed block is provided with the auxiliary assembly who is used for protecting the group battery, the auxiliary assembly includes spacing draw-in groove and adjustable fender, and the below of spacing draw-in groove settles there is adjustable fender.

Preferably, the limiting frame is clamped with the battery pack, and the battery pack is cylindrical.

Preferably, the radiating fins are tightly attached to the battery pack and are rectangular.

Preferably, the shape structure of the limit frame is matched with the shape structure of the guard ring, and the guard ring is tightly attached to the limit frame.

Preferably, the gap and the connecting strip are mutually clamped, and the gap is in a cross shape.

Preferably, the movable block and the connecting bar are vertically distributed, and the mounting hole penetrates through the inside of the movable block.

Preferably, the limiting clamping groove is connected with the movable baffle in a clamping mode, and the outer diameter of the movable baffle is smaller than the inner diameter of the limiting clamping groove.

The utility model provides a lithium battery with a high-efficiency heat dissipation function, which has the following beneficial effects: this lithium cell with high-efficient heat dissipation function adopts protective structure, when using or depositing, can reduce the damage to the group battery, has prolonged the life of group battery, has efficient heat radiation structure simultaneously, can accelerate the radiating rate of group battery, avoids producing the accumulational condition of heat, reduces the ageing speed of group battery.

1. The battery pack is convenient to connect and limit through the limiting frame, the battery packs can be assembled together, meanwhile, the limiting frame improves the stability of the battery packs, the battery packs are prevented from shaking during moving in a carrying process, friction among the battery packs is avoided, the integrity of the battery packs cannot be damaged, the radiating fins are tightly attached to the surfaces of the battery packs, heat generated by the battery packs is rapidly radiated, and heat accumulation is avoided, so that the internal aging of the battery packs is caused.

2. According to the utility model, the outer side above the battery pack can be protected through the arrangement of the guard ring, the contact area between the limiting frame and the battery pack is reduced, so that the abrasion of the battery pack is reduced, the use is convenient, the contact area between the inside of the battery pack and air can be enlarged through the arrangement of the gap, the convection speed of the air inside the battery pack is accelerated, a large amount of heat can be removed, the heat dissipation speed of the battery pack is improved, the movable block and the gap can be conveniently clamped and limited through the connecting strip, and the condition that the movable block is loosened is avoided.

3. According to the battery pack stacking device, multiple groups of battery packs can be stacked through the arrangement of the mounting holes, the movable block can buffer the pressure of the upper battery pack to the lower battery pack during stacking, the friction damage between the upper battery pack and the lower battery pack is reduced, the movable baffle and the fixed block are conveniently clamped and connected through the arrangement of the limiting clamping groove, the baffle has a certain protection effect on the battery packs, and meanwhile, the fixed block is convenient for workers to take the battery packs.

Drawings

FIG. 1 is a schematic diagram illustrating an overall structure of a lithium battery with high heat dissipation efficiency according to the present invention;

FIG. 2 is a schematic diagram illustrating a top view of a lithium battery with high heat dissipation capability according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a lithium battery with high heat dissipation function shown in fig. 1 at a.

In the figure: 1. a base plate; 2. a battery pack; 3. a limiting frame; 4. a heat sink; 5. a retainer; 6. a gap; 7. a movable block; 8. mounting holes; 9. a connecting strip; 10. a fixed block; 11. an auxiliary component; 1101. a limiting clamping groove; 1102. a movable baffle plate.

Detailed Description

As shown in fig. 1-2, a lithium battery with high-efficiency heat dissipation function comprises a bottom plate 1 and a guard ring 5, a battery pack 2 is arranged above the bottom plate 1, a limiting frame 3 is arranged on the outer side of the upper end of the battery pack 2, the limiting frame 3 is mutually clamped with the battery pack 2, the battery pack 2 is cylindrical, the limiting frame 3 is convenient to connect and limit the battery pack 2, the battery pack 2 can be assembled together, meanwhile, the limiting frame 3 improves the stability of the battery pack 2, the battery pack 2 is prevented from shaking during moving, friction between the battery packs 2 is avoided, and the integrity of the battery pack 2 is not damaged; the surface of the battery pack 2 is provided with the radiating fins 4, the radiating fins 4 are tightly attached to the battery pack 2, the radiating fins 4 are rectangular, and the radiating fins 4 are tightly attached to the surface of the battery pack 2, so that heat generated by the battery pack 2 is rapidly radiated, and the heat accumulation is avoided, and the internal aging of the battery pack 2 is caused; the guard ring 5 is arranged on the inner side of the limiting frame 3, the shape and structure of the limiting frame 3 are matched with those of the guard ring 5, the guard ring 5 is tightly attached to the limiting frame 3, the guard ring 5 can protect the upper outer side of the battery pack 2, the contact area between the limiting frame 3 and the battery pack 2 is reduced, and therefore the abrasion of the battery pack 2 is reduced, and the use is convenient; the gap 6 is formed in the limiting frame 3, the connecting strips 9 are arranged in the gap 6, the gap 6 and the connecting strips 9 are clamped with each other, the gap 6 is in a cross shape, the contact area between the inside of the battery pack 2 and air can be enlarged due to the arrangement of the gap 6, the convection speed of the air in the battery pack 2 is increased, a large amount of heat can be removed, and the heat dissipation speed of the battery pack 2 is improved; the top that links up strip 9 is provided with movable block 7, and mounting hole 8 has been seted up on the surface of movable block 7, and movable block 7 is vertical form with linking strip 9 and distributes, and mounting hole 8 runs through in the inside of movable block 7, and it is spacing to link up strip 9 and be convenient for with movable block 7 and 6 block in gap, avoids movable block 7 to produce the not hard up condition.

As shown in fig. 3, the auxiliary assembly 11 includes a limiting slot 1101 and a movable baffle 1102, a movable baffle 1102 is disposed below the limiting slot 1101, the limiting slot 1101 is connected with the movable baffle 1102 in a clamping manner, the outer diameter of the movable baffle 1102 is smaller than the inner diameter of the limiting slot 1101, multiple groups of battery packs 2 can be stacked and placed by the arrangement of the mounting hole 8, meanwhile, the movable block 7 can buffer the pressure of the upper battery pack 2 on the lower battery pack 2 in the stacking process, so that the friction damage between the upper battery pack and the lower battery pack is reduced, the limiting slot 1101 is convenient for the movable baffle 1102 to be connected with the fixed block 10 in a clamping manner, the movable baffle 1102 has a certain protection effect on the battery pack 2, and meanwhile, the fixed block 10 is convenient for a worker to take the battery pack 2.

In summary, when the lithium battery with the efficient heat dissipation function is used, firstly, according to the structure shown in fig. 1-3, the battery pack 2 is placed inside the limit frame 3, the limit frame 3 is convenient to connect and limit the battery pack 2, the battery pack 2 can be assembled together, meanwhile, the limit frame 3 improves the stability of the battery pack 2, the guard ring 5 is arranged inside the limit frame 3, the guard ring can protect the upper outer side of the battery pack 2, the contact area between the limit frame 3 and the battery pack 2 is reduced, the abrasion of the battery pack 2 is reduced, then the connecting strip 9 is placed in the gap 6 inside the limit frame 3, the movable block 7 can be limited, meanwhile, the surface of the movable block 7 is provided with the mounting holes 8, the multiple groups of battery packs 2 can be stacked through the arrangement of the mounting holes 8, and meanwhile, the movable block 7 can buffer the pressure of the upper battery pack 2 to the lower battery pack 2 during stacking, reduce the friction between the two and damage, the setting of spacing draw-in groove 1101 is convenient for be connected adjustable fender 1102 and fixed block 10 block, adjustable fender 1102 has certain guard action to group battery 2, fixed block 10 also makes things convenient for the staff to take to group battery 2 simultaneously, and there is fin 4 on the surface of group battery 2, fin 4 and the inseparable laminating in surface of group battery 2, the quick heat that produces group battery 2 distributes away, and the area of contact of 2 inside and air of group battery can be enlarged in setting up of gap 6, and the convection velocity of 2 inside air of group battery has been accelerated, alright get rid of a large amount of heat, thereby the radiating rate of group battery 2 has been improved.

Claims

1. A lithium battery with a high-efficiency heat dissipation function comprises a bottom plate (1) and a guard ring (5), and is characterized in that a battery pack (2) is arranged above the bottom plate (1), a limiting frame (3) is arranged on the outer side of the upper end of the battery pack (2), heat dissipation fins (4) are arranged on the surface of the battery pack (2), the guard ring (5) is arranged on the inner side of the limiting frame (3), a gap (6) is formed in the limiting frame (3), a connecting strip (9) is arranged in the gap (6), a movable block (7) is arranged above the connecting strip (9), a mounting hole (8) is formed in the surface of the movable block (7), fixed blocks (10) are fixed on the outer walls of the left end and the right end of the limiting frame (3), and an auxiliary assembly (11) for protecting the battery pack (2) is arranged below the fixed blocks (10), the auxiliary assembly (11) comprises a limiting clamping groove (1101) and a movable baffle plate (1102), and the movable baffle plate (1102) is arranged below the limiting clamping groove (1101).

2. The lithium battery with the efficient heat dissipation function as recited in claim 1, wherein the limiting frame (3) is engaged with the battery pack (2), and the battery pack (2) is cylindrical.

3. The lithium battery with high-efficiency heat dissipation function as recited in claim 1, wherein the heat sink (4) is closely attached to the battery pack (2), and the heat sink (4) has a rectangular shape.

4. The lithium battery with the efficient heat dissipation function as recited in claim 1, wherein the shape and structure of the limiting frame (3) are matched with the shape and structure of the guard ring (5), and the guard ring (5) is closely attached to the limiting frame (3).

5. The lithium battery with the function of efficiently dissipating heat as claimed in claim 1, wherein the slits (6) are engaged with the connecting strips (9), and the slits (6) are cross-shaped.

6. The lithium battery with the efficient heat dissipation function as recited in claim 1, wherein the movable block (7) and the connecting bar (9) are vertically distributed, and the mounting hole (8) penetrates through the inside of the movable block (7).

7. The lithium battery with the efficient heat dissipation function as recited in claim 1, wherein the limiting clamping groove (1101) is connected with the movable baffle (1102) in a clamping manner, and the outer diameter of the movable baffle (1102) is smaller than the inner diameter of the limiting clamping groove (1101).