CN212659589U

CN212659589U - Household lithium-ion energy storage battery fan cooling mechanism

Info

Publication number: CN212659589U
Application number: CN202021499833.4U
Authority: CN
Inventors: 张松; 金上九
Original assignee: Nanjing Zhongshan Battery Electronic Co ltd
Current assignee: Nanjing Zhongshan Battery Electronic Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-05
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a domestic lithium electron energy storage battery fan cooling mechanism, including shell body and connecting shell, be provided with the baffle in the shell body, sealed device groove sets up between the battery device groove, and the battery device inslot is provided with the lithium cell, first fin setting is inboard at phase change material, and just first fin outer end runs through sealed device groove, connecting shell sets up in the shell body outside, and the shell body side is provided with the second fin, be provided with the fan in the shell body, the ventilation groove has been seted up to the terminal surface under the shell body, the through-hole has been seted up to the shell body up end. This domestic lithium electron energy storage battery fan cooling mechanism is provided with the fan, can improve the cooling effect to the lithium cell cooling under the effect of fan, and the ventilation groove and the through-hole that set up simultaneously can accelerate the inside thermal flow of shell body, improve the heat dissipation, and the reducible dust of first filter screen and the second filter screen that set up in addition enters into inside and influences its production.

Description

Household lithium-ion energy storage battery fan cooling mechanism

Technical Field

The utility model relates to a lithium electron energy storage battery correlation technique field specifically is a domestic lithium electron energy storage battery fan cooling mechanism.

Background

All can use the lithium cell as emergency power source in some families, can use as stand-by power supply when having a power failure, the lithium cell is inside can produce high temperature when using, last high temperature can cause inside to catch fire in the lithium cell, causes the fire incident, and the heat dissipation is mainly conducted through the fin in the lithium cell in existence, but only the mode cooling effect through the fin is relatively poor, improves it now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic lithium electron energy storage battery fan cooling mechanism to solve the inside high temperature that can produce of lithium cell that proposes in the above-mentioned background art when using, last high temperature can cause inside fire in the lithium cell, causes the fire incident, and the existing mainly dispels the heat through the fin conduction at the lithium cell, but only cools down the relatively poor problem of effect through the mode of fin.

In order to achieve the above object, the utility model provides a following technical scheme: a household lithium electronic energy storage battery fan cooling mechanism comprises an outer shell and a connecting shell, wherein a partition plate is arranged in the outer shell, a battery device groove and a sealing device groove are arranged above the partition plate, the sealing device groove is arranged between the battery device grooves, a lithium battery is arranged in the battery device groove, a phase change material and a first radiating fin are arranged in the sealing device groove, the first radiating fin is arranged on the inner side of the phase change material, the outer end of the first radiating fin penetrates through the sealing device groove, the connecting shell is arranged on the outer side of the outer shell, a second radiating fin is arranged on the side surface of the outer shell, one end, away from the outer shell, of the second radiating fin penetrates through the connecting shell, a fan is arranged in the outer shell, the fan is arranged below the partition plate, a ventilation groove is formed in the lower end surface of the outer shell, a first filter screen is arranged on the, and a second filter screen is arranged outside the through hole.

Preferably, the separator includes through-hole grooves, and the through-hole grooves are provided on the separator while each through-hole groove corresponds to a battery device groove.

Preferably, the battery device grooves are distributed in the outer shell at equal intervals, a sealing device groove is arranged between the two battery device grooves, and first radiating fins are arranged in each sealing device groove at equal intervals.

Preferably, the second cooling fins are arranged in two groups, and each group of second cooling fins are arranged on the outer shell at equal intervals.

Preferably, the fans are symmetrically arranged around the central line of the outer shell, and the area of the ventilation groove arranged on the outer shell is smaller than that of the first filter screen.

Preferably, the through holes are uniformly distributed on the outer shell, and the distribution area of the through holes is smaller than that of the second filter screen.

Compared with the prior art, the beneficial effects of the utility model are that: the household lithium-ion energy storage battery fan cooling mechanism,

(1) the cooling device is provided with a first cooling fin, a second cooling fin, a phase-change material and a connecting shell, wherein the connecting shell is filled with cooling liquid, internal partial heat can be conducted out under the action of the second cooling fin, and the cooling liquid is used for cooling, so that the cooling effect is improved, in addition, heat generated by an internal lithium battery can be absorbed and cooled under the action of the phase-change material, meanwhile, partial heat is conducted out through the first cooling fin, and the cooling liquid is used for cooling, so that the cooling effect is improved;

(2) be provided with the fan, can improve the cooling effect to the lithium cell cooling under the effect of fan, the inside thermal flow of shell body can be accelerated to the ventilation groove and the through-hole that set up simultaneously, improves the heat dissipation, and the reducible dust of first filter screen and the second filter screen that set up in addition enters into inside and produces the influence to it.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is the sectional structure schematic diagram is seen on the left side of the outer shell of the utility model.

In the figure: 1. the battery pack comprises an outer shell, 2, a partition board, 201, a through hole groove, 3, a battery device groove, 4, a sealing device groove, 5, a lithium battery, 6, phase-change materials, 7, a first radiating fin, 8, a connecting shell, 9, a second radiating fin, 10, a fan, 11, a ventilation groove, 12, a first filter screen, 13, a through hole, 14 and a second filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a household lithium electronic energy storage battery fan cooling mechanism is disclosed, as shown in figures 1 and 2, a partition plate 2 is arranged in an outer shell 1, a battery device groove 3 and a sealing device groove 4 are arranged above the partition plate 2, the partition plate 2 comprises a through hole groove 201, the through hole groove 201 is arranged on the partition plate 2, each through hole groove 201 corresponds to the battery device groove 3, the through hole grooves 201 facilitate cooling of a lithium battery 5 by a fan 10, the battery device grooves 3 are distributed in the outer shell 1 at equal intervals, a sealing device groove 4 is arranged between the two battery device grooves 3, first cooling fins 7 are arranged in each sealing device groove 4 at equal intervals, the sealing device grooves 4 are arranged between the battery device grooves 3, phase change materials 6 filled in the sealing device grooves 4 can absorb heat fully, part of heat can be conducted out through the first cooling fins 7, the sealing device grooves 4 are arranged between the battery device grooves 3, and a lithium battery 5 is arranged in the battery device groove 3, a phase change material 6 and a first radiating fin 7 are arranged in the sealing device groove 4, the first radiating fin 7 is arranged on the inner side of the phase change material 6, and the outer end of the first radiating fin 7 penetrates through the sealing device groove 4.

As shown in fig. 1, 2, 3 and 4, the connecting housing 8 is disposed outside the outer housing 1, and the side of the outer housing 1 is provided with the second heat sink 9, while one end of the second heat sink 9 far from the outer housing 1 penetrates the connecting housing 8, the second heat sink 9 is disposed in two groups, and each group of the second heat sink 9 is disposed on the outer housing 1 at equal intervals, the second heat sink 9 can conduct the internal heat and improve the heat dissipation effect, the second heat sink 9, the first heat sink 7 and the connecting housing 8 are hermetically connected, the outer housing 1 is provided with the fan 10, and the fan 10 is disposed below the partition plate 2, the fan 10 is disposed symmetrically with respect to the center line of the outer housing 1, and the area of the ventilation slot 11 disposed on the outer housing 1 is smaller than the area of the first filter 12, a temperature sensor can be disposed in the battery device slot 3 or at the through slot 201 for monitoring the temperature, when the temperature is too high, the heat dissipation effect to the, the ventilation groove 11 has been seted up to shell body 1 lower terminal surface, and the ventilation groove 11 outside is provided with first filter screen 12, and through-hole 13 has been seted up to shell body 1 up end, and the through-hole 13 outside is provided with second filter screen 14, and through-hole 13 evenly distributed is on shell body 1, and the distribution area of through-hole 13 is less than the area of second filter screen 14, and the reducible dust of second filter screen 14 passes through-hole 13 and gets into inside.

The working principle is as follows: when the household lithium-ion energy storage battery fan cooling mechanism is used, the lithium battery 5 is switched on to increase the electric quantity, the lithium battery 5 generates heat when in normal operation, part of the heat is transferred out through the second radiating fins 9, the cooling liquid in the connecting shell 8 can cool the lithium battery, the radiating effect is improved, the phase-change material 6 in the sealing device groove 4 can absorb the heat generated by the lithium battery 5, part of the heat is transferred out through the first radiating fins 7, the cooling liquid in the connecting shell 8 can cool the lithium battery, the radiating effect on the inside is improved, and when the temperature is higher, the lithium battery 5 can be cooled through the fan 10 and the through hole groove 201, meanwhile, the flow of internal heat is accelerated under the action of the ventilation slots 11 and the through holes 13, the heat dissipation effect is improved, the first filter screen 12 and the second filter screen 14 can reduce the influence of dust entering the interior, and the content which is not described in detail in the specification belongs to the prior art which is well known to those skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a domestic lithium electron energy storage battery fan cooling mechanism, includes shell body (1) and connects casing (8), its characterized in that: the solar battery sealing device is characterized in that a partition plate (2) is arranged in the outer shell (1), a battery device groove (3) and a sealing device groove (4) are arranged above the partition plate (2), the sealing device groove (4) is arranged between the battery device grooves (3), a lithium battery (5) is arranged in the battery device groove (3), a phase-change material (6) and a first radiating fin (7) are arranged in the sealing device groove (4), the first radiating fin (7) is arranged on the inner side of the phase-change material (6), the outer end of the first radiating fin (7) penetrates through the sealing device groove (4), the connecting shell (8) is arranged on the outer side of the outer shell (1), a second radiating fin (9) is arranged on the side of the outer shell (1), one end, far away from the outer shell (1), of the second radiating fin (9) penetrates through the connecting shell (8), and a fan (10) is arranged in the, and fan (10) set up in baffle (2) below, ventilation groove (11) have been seted up to shell body (1) lower terminal surface, and ventilation groove (11) outside is provided with first filter screen (12), through-hole (13) have been seted up to shell body (1) upper end surface, and the through-hole (13) outside is provided with second filter screen (14).

2. The household lithium-ion energy storage battery fan cooling mechanism of claim 1, wherein: the separator (2) comprises through-hole grooves (201), the through-hole grooves (201) are formed in the separator (2), and each through-hole groove (201) corresponds to the battery device groove (3).

3. The household lithium-ion energy storage battery fan cooling mechanism of claim 1, wherein: the battery device grooves (3) are distributed in the outer shell (1) at equal intervals, a sealing device groove (4) is arranged between the two battery device grooves (3), and first radiating fins (7) are arranged in each sealing device groove (4) at equal intervals.

4. The household lithium-ion energy storage battery fan cooling mechanism of claim 1, wherein: the second radiating fins (9) are arranged in two groups, and the second radiating fins (9) of each group are arranged on the outer shell (1) at equal intervals.

5. The household lithium-ion energy storage battery fan cooling mechanism of claim 1, wherein: the fan (10) is symmetrically arranged relative to the center line of the outer shell (1), and the area of the ventilation groove (11) arranged on the outer shell (1) is smaller than that of the first filter screen (12).

6. The household lithium-ion energy storage battery fan cooling mechanism of claim 1, wherein: the through holes (13) are uniformly distributed on the outer shell (1), and the distribution area of the through holes (13) is smaller than that of the second filter screen (14).