CN218586090U

CN218586090U - Lithium battery protection board with good heat dissipation effect

Info

Publication number: CN218586090U
Application number: CN202222583835.7U
Authority: CN
Inventors: 林游杰; 石开
Original assignee: Dongguan Bestway Technology Co ltd
Current assignee: Dongguan Bestway Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-03-07
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a lithium battery protection board with good heat dissipation effect, which comprises a base, a heat dissipation mechanism, an inner shell and a lithium battery protection board; the base is provided with a shell; the heat dissipation mechanism comprises a heat dissipation fan and a heat dissipation pad; the heat dissipation fan is arranged in the base; the heat dissipation pad is arranged on the top of the base, and the heat dissipation pad is positioned inside the shell; the heat dissipation holes communicated with the heat dissipation fan are formed in the heat dissipation pad; the inner shell is arranged in the outer shell, and the inner shell is arranged on the heat dissipation pad; the lithium battery protection board is arranged at the top of the inner shell, and the lithium battery protection board is located inside the outer shell. The utility model discloses the radiating effect is good.

Description

Lithium battery protection plate with good heat dissipation effect

Technical Field

The utility model belongs to the lithium battery protection board field, concretely relates to lithium battery protection board that radiating effect is good.

Background

The lithium battery protection board is used for charging and discharging protection of the series lithium battery pack; when the battery pack is fully charged, the voltage difference between the single batteries can be ensured to be smaller than a set value, the uniform charging of the single batteries of the battery pack is realized, and the charging effect under a series charging mode is effectively improved; simultaneously, the overvoltage, undervoltage, overcurrent, short circuit and overtemperature states of each single battery in the battery pack are detected, so that the service life of the battery is protected and prolonged; the undervoltage protection prevents each single battery from being damaged due to overdischarge when the single battery is discharged for use.

The lithium battery and the lithium battery protection board can generate heat in the working process, and if the heat cannot be dissipated timely, the possibility of burning out electronic components on the lithium battery protection board exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned technical problem and provide a lithium battery protection shield that radiating effect is good.

The utility model discloses a realize its technological effect and the solution that adopts does:

a lithium battery protection board with good heat dissipation effect comprises a base, a heat dissipation mechanism, an inner shell and a lithium battery protection board; the base is provided with a shell; the heat dissipation mechanism comprises a heat dissipation fan and a heat dissipation pad; the heat dissipation fan is arranged in the base; the heat dissipation pad is arranged on the top of the base, and the heat dissipation pad is positioned inside the shell; the heat dissipation holes communicated with the heat dissipation fan are formed in the heat dissipation pad; the inner shell is disposed within the outer shell, and the inner shell is disposed over the heat sink; the lithium battery protection board is arranged at the top of the inner shell, and the lithium battery protection board is located inside the outer shell.

Preferably, the heat dissipation mechanism further comprises a heat sink; the heat sink is disposed between the inner case and the heat dissipation pad.

Preferably, the heat dissipation mechanism further comprises a heat pipe; the heat conduction pipe is arranged on the outer side wall of the inner shell, the top of the heat conduction pipe is adjacent to the lithium battery protection plate, and the bottom of the heat conduction pipe is arranged on one side of the radiator.

Preferably, a shock absorption mechanism is further included; the damping mechanism comprises a fixed plate, a sliding plate and an elastic frame; the inner wall of the shell is provided with a moving groove; the fixed plate is fixed in the moving groove; the sliding plate is arranged in the moving groove in a sliding manner; the elastic frame is arranged between the fixed plate and the sliding plate and abuts against the outer side of the inner shell.

Preferably, the outer wall of the inner shell is provided with a positioning groove; the elastic frame is abutted against the positioning groove.

Preferably, the shock absorbing mechanism further comprises a mounting plate; the outer side of the shell is provided with a mounting groove; the mounting plate is arranged in the mounting groove, so that the mounting plate and the inner wall of the shell form the moving groove; the fixing plate is fixed on the mounting plate; the sliding plate is arranged on the mounting plate in a sliding mode.

The utility model has the advantages that: be provided with heat dissipation mechanism, can effectively take out the heat that lithium cell work produced through radiator fan.

Drawings

Fig. 1 is an overall schematic view of a lithium battery protection board disclosed in an embodiment of the present invention;

fig. 2 is a schematic view of a heat dissipation mechanism disclosed in the embodiment of the present invention;

fig. 3 is a schematic view of a damping mechanism disclosed in an embodiment of the present invention;

fig. 4 is a schematic view of a mounting plate disclosed in the embodiment of the present invention.

And (3) identification and explanation: 1-base, 2-inner shell, 3-lithium battery protection plate, 4-outer shell, 5-radiator fan, 6-radiator pad, 7-radiator, 8-heat conducting pipe, 9-fixing plate, 10-sliding plate, 11-elastic frame, 12-positioning groove, 13-mounting plate and 14-handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When one element is referred to as being "fixedly attached" to another element, it can be fixedly attached by welding, bolting, gluing, or the like.

Referring to fig. 1-4, in a preferred embodiment of the present invention, a lithium battery protection plate with good heat dissipation effect is disclosed, which includes a base 1, a heat dissipation mechanism, an inner shell 2 and a lithium battery protection plate 3; the base 1 is provided with a shell 4; the heat dissipation mechanism comprises a heat dissipation fan 5 and a heat dissipation pad 6; the heat radiation fan 5 is arranged in the base 1; the heat dissipation pad 6 is arranged on the top of the base 1, and the heat dissipation pad 6 is positioned inside the shell 4; the heat dissipation pad 6 is provided with heat dissipation holes communicated with the heat dissipation fan 5; the inner casing 2 is disposed inside the outer casing 4, and the inner casing 2 is disposed on the heat radiating pad 6; the lithium battery protection plate 3 is arranged at the top of the inner shell 2, and the lithium battery protection plate 3 is positioned inside the outer shell 4.

Specifically, the heat dissipation mechanism further includes a heat sink 7 and a heat pipe 8; the heat sink 7 is disposed between the inner case 2 and the heat dissipation pad 6; the heat conduction pipe 8 is disposed on the outer side wall of the inner case 2, the top of the heat conduction pipe 8 is adjacent to the lithium battery protection board 3, and the bottom of the heat conduction pipe 8 is disposed on one side of the heat sink 7. The heat sink 7 can further take away heat generated by the operation of the lithium battery, and the heat pipe 8 can transfer the heat of the lithium battery protection board 3 to the heat sink 7 and then be taken away by the heat dissipation fan 5.

Specifically, the device further comprises a damping mechanism; the damping mechanism comprises a fixed plate 9, a sliding plate 10 and an elastic frame 11; the inner wall of the shell 4 is provided with a moving groove; the fixed plate 9 is fixed in the moving groove; the sliding plate 10 is arranged in the moving groove in a sliding manner; the elastic frame 11 is arranged between the fixed plate 9 and the sliding plate 10, and the elastic frame 11 abuts against the outside of the inner housing 2. Be provided with shock-absorbing structure, can play effectual cushioning effect to inner shell 2 to effective protection sets up lithium battery protection board 3 at inner shell 2 top.

Specifically, the outer wall of inner shell 2 is provided with constant head tank 12, elasticity frame 11 top is leaned on in the constant head tank 12, avoids elasticity frame 12 toward one side skew when being extruded.

Specifically, the shock-absorbing mechanism further includes a mounting plate 13; the outer side of the shell 4 is provided with a mounting groove; the mounting plate 13 is disposed in the mounting groove such that the mounting plate 13 and the inner wall of the housing 4 form the moving groove; the fixing plate 9 is fixed on the mounting plate 13; the sliding plate 10 is slidably disposed on the mounting plate 13. Each part of the damping mechanism is convenient to mount and dismount.

In particular, the handle 14 is arranged on the top of the inner shell 2, so that the inner shell 2 can be conveniently placed in the outer shell 4 by hand, or the inner shell 2 can be conveniently pulled out of the outer shell 4 by hand.

As can be seen from the above description, the utility model discloses the radiating effect is good.

While the preferred embodiments of the present invention have been illustrated in detail in the accompanying drawings, it should be understood that the scope of the invention includes, but is not limited to, the embodiments described above; the specific structure disclosed in the drawings is only a preferred embodiment of the present invention, and those skilled in the art can also develop other embodiments on this basis, and any simple deformation or equivalent replacement without departing from the innovative concept of the present invention is covered by the present invention, which belongs to the protection scope of the present invention.

Claims

1. The utility model provides a lithium battery protection board that radiating effect is good which comprises:

a base; the base is provided with a shell;

a heat dissipation mechanism; the heat dissipation mechanism comprises a heat dissipation fan and a heat dissipation pad; the heat dissipation fan is arranged in the base; the heat dissipation pad is arranged on the top of the base, and the heat dissipation pad is positioned inside the shell; the heat dissipation holes communicated with the heat dissipation fan are formed in the heat dissipation pad;

an inner shell; the inner shell is arranged in the outer shell, and the inner shell is arranged on the heat dissipation pad;

a lithium battery protection board; the lithium battery protection board is arranged at the top of the inner shell, and the lithium battery protection board is located inside the outer shell.

2. The lithium battery protection board with good heat dissipation effect as claimed in claim 1, wherein: the heat dissipation mechanism further comprises a radiator; the heat sink is disposed between the inner case and the heat dissipation pad.

3. The lithium battery protection board with good heat dissipation effect as claimed in claim 2, wherein: the heat dissipation mechanism further comprises a heat conduction pipe; the heat conduction pipe is arranged on the outer side wall of the inner shell, the top of the heat conduction pipe is adjacent to the lithium battery protection plate, and the bottom of the heat conduction pipe is arranged on one side of the radiator.

4. The lithium battery protection board with good heat dissipation effect as claimed in claim 1, wherein: the device also comprises a damping mechanism; the damping mechanism comprises a fixed plate, a sliding plate and an elastic frame; the inner wall of the shell is provided with a moving groove; the fixed plate is fixed in the moving groove; the sliding plate is arranged in the moving groove in a sliding manner; the elastic frame is arranged between the fixed plate and the sliding plate, and the elastic frame abuts against the outer side of the inner shell.

5. The lithium battery protection plate with good heat dissipation effect as claimed in claim 4, wherein: the outer wall of the inner shell is provided with a positioning groove; the elastic frame is abutted against the positioning groove.

6. The lithium battery protection board with good heat dissipation effect as claimed in claim 4, wherein: the damping mechanism further comprises a mounting plate; the outer side of the shell is provided with a mounting groove; the mounting plate is arranged in the mounting groove, so that the mounting plate and the inner wall of the shell form the moving groove; the fixing plate is fixed on the mounting plate; the sliding plate is arranged on the mounting plate in a sliding mode.