CN219226388U

CN219226388U - Energy storage device with air cooling and heat dissipation functions

Info

Publication number: CN219226388U
Application number: CN202223598368.1U
Authority: CN
Inventors: 赵东兴; 蔡青; 佘兴华; 汪承晔
Original assignee: Qidong Wotai New Energy Co ltd
Current assignee: Qidong Wotai New Energy Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-20
Anticipated expiration: 2032-12-30

Abstract

The utility model provides an energy storage device with an air cooling and heat dissipation function, which comprises a shell, a plurality of battery cores arranged in the shell, a heat conduction device attached to the battery cores for absorbing heat of the battery cores and a fan, wherein an air duct is arranged in the heat conduction device, an air outlet is formed in the shell, the fan is arranged on the shell, one end of the air duct is communicated with the air outlet, and the other end of the air duct is communicated with the fan. According to the energy storage device with the air cooling and heat dissipation functions, the heat exchange efficiency of the battery cell is improved and the heat exchange effect is improved through the heat conduction device with the air channel.

Description

Energy storage device with air cooling and heat dissipation functions

Technical Field

The utility model relates to an energy storage device with an air cooling and heat dissipation function.

Background

At present, most of energy storage products are air-cooled products, and electric cores perform forced convection heat exchange, and electric core heat is carried away by using air-conditioning cold air. In the air-cooled energy storage cabinet, there are side air inlet, back air inlet, front panel air inlet and other modes, and the opening of the structural member is used to introduce cold air to blow the surface of the battery, including top surface, side surface or large surface. The heat exchange between the air flow and the surface of the battery cell is convection heat exchange, the heat conducting medium is air, the heat conducting coefficient is low, the heat radiating efficiency of the battery cell is low, the overall highest temperature control is not ideal, and meanwhile, the air cooling has the problem of large temperature difference.

In view of the foregoing, there is a need for improvements in existing energy storage devices to address the above-described issues.

Disclosure of Invention

The utility model aims to provide an energy storage device with an air cooling and heat dissipation function so as to solve the problem of low heat dissipation efficiency of the conventional device.

In order to achieve the above purpose, the utility model provides an energy storage device with an air cooling and heat dissipation function, which comprises a shell, a plurality of electric cores arranged in the shell, a heat conduction device attached to the electric cores for absorbing heat of the electric cores, and a fan, wherein an air duct is arranged in the heat conduction device, an air outlet is formed in the shell, the fan is arranged on the shell, one end of the air duct is communicated with the air outlet, and the other end of the air duct is communicated with the fan.

As a further improvement of the utility model, the number of the electric cores is a plurality, the electric cores are arranged in parallel, and foam is arranged between two connected electric cores of each row of electric cores to isolate the temperature.

As a further improvement of the utility model, two sides of each row of electric cores are provided with a heat conducting device, and each electric core is propped against at least two heat conducting devices.

As a further improvement of the utility model, the energy storage device with the air cooling and heat dissipation functions comprises two rows of electric cores and three heat conduction devices.

As a further development of the utility model, the outer two heat conducting means are located between the battery cell and the housing.

As a further improvement of the utility model, the air duct extends along the arrangement direction of the electric cells.

As a further improvement of the utility model, the battery cell is arranged at intervals from the shell along the extending direction of the air duct.

As a further improvement of the utility model, one end of the shell is provided with three air outlets, the three air outlets are correspondingly arranged with the outlets of the air channels of the battery cell, and the other end of the shell is provided with two fans.

As a further improvement of the utility model, the heat conduction device is formed by solidifying heat conduction glue.

As a further improvement of the utility model, the energy storage device with the air cooling and heat dissipation functions further comprises an air channel structural member, wherein the air channel structural member is used for forming an air channel when the heat conducting glue is filled.

The beneficial effects of the utility model are as follows: according to the energy storage device with the air cooling and heat dissipation functions, the heat exchange efficiency of the battery cell is improved and the heat exchange effect is improved through the heat conduction device with the air channel.

Drawings

FIG. 1 is a schematic diagram of an energy storage device with air-cooled heat dissipation function according to the present utility model;

FIG. 2 is an exploded view of an energy storage device with air cooling and heat dissipating functions according to the present utility model;

fig. 3 is a schematic structural diagram of an air duct structural member of the energy storage device with an air cooling and heat dissipating function.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 to 3, the energy storage device 100 with air cooling and heat dissipation functions of the present utility model includes a housing 1, a plurality of electric cores 2 disposed in the housing 1, a heat conduction device 3 attached to the electric cores 2 to absorb heat of the electric cores 2, a fan 4, and an air duct structural member 5.

In the present embodiment, the housing 1 is a rectangular parallelepiped, but is not limited to a rectangular parallelepiped shape, and may be other regular or irregular shapes. An air outlet 13 is formed in the shell 1, the fan 4 is arranged on the shell 1, and the fan 4 and the air outlet 13 are matched to dissipate heat. The casing 1 comprises a side wall 11 and a top cover 12 for closing the side wall 11, the top cover 12 is detachably arranged relative to the side wall 11, the fan 4 and the air outlet 13 are both arranged on the side wall 11, and further, the fan 4 and the air outlet 13 are arranged on the side wall 11 on two opposite sides.

The number of the battery cells 2 is multiple, the battery cells 2 are arranged in parallel, foam 21 is arranged between two connected battery cells 2 of each battery cell 2 to isolate temperature, and the battery cells 2 are prevented from transmitting heat to the adjacent battery cells 2.

Two sides of each row of battery cells 2 are provided with a heat conducting device 3, and each battery cell 2 is propped against at least two heat conducting devices 3 so as to transfer heat to the heat conducting devices 3.

In this embodiment, the energy storage device 100 with the air-cooling heat dissipation function includes two rows of the electric cells 2 and three heat conduction devices 3. One of the heat-conducting devices 3 is disposed between two rows of the battery cells 2, and the other two heat-conducting devices 3 are disposed between the housing 1 and the battery cells 2 and spaced from the housing 1, so as to avoid heat transfer to the housing 1.

An air duct 31 is arranged in the heat conduction device 3, one end of the air duct 31 is communicated with the air outlet 13, and the other end of the air duct is communicated with the fan 4. The fan 4 is started to blow out the heat in the air duct 31 from the air outlet or suck out the heat in the air duct 31.

In this embodiment, the air duct 31 extends along the arrangement direction of the battery cells 2. Along the extending direction of the air duct 31, the battery cell 2 is spaced from the housing 1, so as to avoid heat transfer to the housing 1.

In this embodiment, three air outlets 13 are provided at one end of the housing 1, the three air outlets 13 are provided corresponding to the outlets of the air duct 31 of the battery cell 2, and two fans 4 are provided at the other end of the housing 1.

In this embodiment, the heat conducting device 3 is formed by curing a heat conducting glue. The air duct structure 5 is used for forming an air duct 31 when filling the heat-conducting glue, and can be extracted from the heat-conducting device 3 after the air duct 31 is formed to form the air duct 31. The surface of the air duct structural member 5 can be coated with an oil layer so as to facilitate extraction.

In other embodiments, the heat conducting device 3 may also be made of a material such as a heat conducting silica gel. In this embodiment, the air duct structural member 5 is a cuboid, and the cross section of the air duct structural member is rectangular, and in other embodiments, different shapes or contours can be selected, including but not limited to circular, oval, square, polygonal, rib-shaped, etc.

The heat conduction device 3 is directly contacted with the battery cell 2, and the heat conduction coefficient of the heat conduction device 3 is high, so that the heat of the battery cell 2 can be fully conducted out. The formed air duct 31 can be used as an air flow heat dissipation path to effectively conduct out the heat of the battery cell 2.

According to the energy storage device 100 with the air cooling and heat dissipation functions, the heat exchange efficiency of the battery cell 2 is improved and the heat exchange effect is improved by arranging the heat conduction device 3 with the air duct 31.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. An energy memory with forced air cooling heat dissipation function, its characterized in that: the energy storage device with the air cooling and heat radiating functions comprises a shell, a plurality of electric cores arranged in the shell, a heat conduction device attached to the electric cores for absorbing heat of the electric cores and a fan, wherein an air duct is arranged in the heat conduction device, an air outlet is formed in the shell, the fan is arranged on the shell, one end of the air duct is communicated with the air outlet, and the other end of the air duct is communicated with the fan.

2. The energy storage device with air-cooled heat dissipation function of claim 1, wherein: the number of the battery cells is multiple, the battery cells are arranged in parallel, and foam is arranged between two connected battery cells of each row of battery cells to isolate the temperature.

3. The energy storage device with air-cooled heat dissipation function according to claim 2, wherein: and two sides of each row of electric cores are provided with a heat conduction device, and each electric core is propped against at least two heat conduction devices.

4. The energy storage device with air-cooled heat dissipation function according to claim 2, wherein: the energy storage device with the air cooling and heat dissipation functions comprises two rows of electric cores and three heat conduction devices.

5. The energy storage device with air-cooled heat dissipation function of claim 4, wherein: the two heat conduction devices on the outer sides are positioned between the battery cell and the shell.

6. The energy storage device with air-cooled heat dissipation function as defined in claim 5, wherein: the air duct extends along the arrangement direction of the battery cells.

7. The energy storage device with air-cooled heat dissipation function of claim 6, wherein: along the extending direction of the air duct, the battery cell is arranged at intervals with the shell.

8. The energy storage device with air-cooled heat dissipation function of claim 7, wherein: three air outlets are formed in one end of the shell, the three air outlets are arranged corresponding to the outlets of the air channels of the battery cell, and two fans are arranged at the other end of the shell.

9. The energy storage device with air-cooled heat dissipation function of claim 1, wherein: the heat conduction device is formed by solidifying heat conduction glue.

10. The energy storage device with air-cooled heat dissipation function of claim 9, wherein: the energy storage device with the air cooling and heat radiating functions further comprises an air channel structural member, wherein the air channel structural member is used for forming an air channel when the heat conducting glue is filled.