CN214775441U

CN214775441U - Fill heat abstractor for electric pile

Info

Publication number: CN214775441U
Application number: CN202120518442.0U
Authority: CN
Inventors: 李颖明; 岳兴; 梁水金
Original assignee: Shenzhen Infypower Co ltd
Current assignee: Shenzhen Infypower Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-11-19
Anticipated expiration: 2031-03-11

Abstract

The utility model relates to a heat dissipation device for a charging pile, which comprises a shell, wherein the shell is provided with an upper cavity and a lower cavity which are mutually isolated, and a first heat exchanger is arranged between a first air inlet and a first air outlet in the lower cavity; the upper cavity is internally provided with at least two second heat exchangers, the upper ends of the two second heat exchangers are communicated with the upper end of the first heat exchanger through a first connecting pipe, and the lower ends of the two second heat exchangers are communicated with the lower end of the first heat exchanger through a second connecting pipe to form a circulation loop for the circulation of the refrigerant. The utility model discloses a set up two second heat exchanger intervals, reduced the windage, the radiating effect is better.

Description

Fill heat abstractor for electric pile

Technical Field

The utility model belongs to the technical field of the heat dissipation, especially, relate to a fill heat abstractor for electric pile.

Background

The heat dissipation device in the existing charging pile is usually arranged in a way that radiators are arranged in a close and side-by-side mode along the path direction of cooling air, and the air inlet and outlet mode is generally a side-in side-out mode; the radiator arrangement mode has the defects that the radiators are connected in series, when the radiating requirement is larger and larger, and the radiating ring temperature requirement is higher and higher, more rows of radiators are needed, and along with the increase of the rows, the wind resistance is larger and larger, and the wind quantity generated by the same fan is smaller and smaller. To maintain the performance, the larger the fan needs to be, the larger the noise becomes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve not enough among the prior art to a certain extent at least, provide a fill heat abstractor for electric pile.

In order to achieve the purpose, the utility model provides a heat dissipation device for a charging pile, which comprises a shell, wherein the shell is provided with an upper cavity and a lower cavity which are mutually isolated, the shell is respectively provided with a first air inlet and a first air outlet which are communicated with the interior of the charging pile corresponding to the two opposite sides of the lower cavity, a first heat dissipation fan is arranged in the first air inlet and/or the first air outlet, and a first heat exchanger is arranged in the lower cavity between the first air inlet and the first air outlet;

the shell is provided with a second air inlet and a second air outlet corresponding to the upper cavity, at least two second heat exchangers are arranged in the upper cavity, a second heat dissipation fan is arranged in the second air inlet and/or the second air outlet, the upper ends of the two second heat exchangers are communicated with the upper end of the first heat exchanger through a first connecting pipe, and the lower ends of the two second heat exchangers are communicated with the lower end of the first heat exchanger through a second connecting pipe to form a circulation loop for circulating a refrigerant.

Preferably, the left side wall and the right side wall of the housing are respectively provided with the second air inlets communicated with the upper cavity, and each second air inlet is respectively provided with the second cooling fan.

Preferably, the front side wall and the rear side wall of the housing are respectively provided with the second air outlet, the two second heat exchangers are arranged at intervals along the front-rear direction, and the second cooling fan is positioned between the two second heat exchangers.

Preferably, the second air outlet is arranged on the top wall of the shell, and the two second heat exchangers are arranged in an inverted-V structure.

Preferably, the front side wall, the rear side wall and the top wall of the shell are respectively provided with the second air outlets, the number of the second heat exchangers is three, two of the second heat exchangers are mutually spaced and vertically arranged, and the other one of the second heat exchangers is horizontally arranged and is positioned above the two vertically arranged second heat exchangers.

Preferably, the top wall and the front/rear side wall of the housing are respectively provided with the second air outlet, and the two second heat exchangers are arranged perpendicular to each other.

Preferably, the second air outlet is respectively formed in the left side wall and the right side wall of the shell, and the second air outlet is located above the second air inlet.

Preferably, the first heat exchanger and the second heat exchanger are both microchannel parallel flow radiators, and the first heat exchanger is used as an evaporator and the second heat exchanger is used as a condenser.

Preferably, the lower cavity of the housing extends into the charging pile.

Preferably, a middle partition plate is arranged in the shell so as to partition the inner space of the shell into the upper cavity and the lower cavity, and the first connecting pipe and the second connecting pipe penetrate through the middle partition plate and are respectively connected with the first heat exchanger and the second heat exchanger.

The utility model exchanges heat with the air flow entering the lower cavity from the charging pile through the first heat exchanger, and the refrigerant in the first heat exchanger rises through the first connecting pipe after absorbing heat and expanding and enters the two second heat exchangers, thereby bringing the heat into the upper cavity; then carry out the heat exchange through second heat exchanger and the air current that enters into the upper chamber from the external environment, fall into first heat exchanger again through the second connecting pipe after the condensation becomes liquid behind the refrigerant heat dissipation in the second heat exchanger, so circulate and form complete cooling system to the realization is with the purpose of taking out the heat that fills electric pile production to the environment outside. And through setting up two second heat exchangers intervals, reduced the windage, the radiating effect is better.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic front view of a heat dissipation device for a charging pile according to an embodiment of the present invention;

fig. 2 is a schematic side view of a first embodiment of the upper chamber body according to the present invention;

fig. 3 is a schematic side view of a second embodiment of the upper chamber body according to the present invention;

fig. 4 is a schematic side view of a third embodiment of the middle upper chamber body of the present invention;

fig. 5 is a schematic side view of a fourth embodiment of the upper chamber body according to the present invention;

fig. 6 is a schematic front view of a fifth embodiment of the middle upper chamber body according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, as a first embodiment of the present invention, a heat dissipation device for a charging pile is provided, which includes a housing 10, wherein a middle partition plate 11 is disposed in the housing 10 to separate an inner space of the housing 10 into an upper cavity 12 and a lower cavity 13; preferably, the lower cavity 13 of the housing 10 extends into the charging post.

The opposite two sides of the housing 10 corresponding to the lower cavity 13 are respectively provided with a first air inlet 131 and a first air outlet 132 communicated with the inside of the charging pile, a first heat dissipation fan 50 is arranged in the first air inlet 131 and/or the first air outlet 132, and a first heat exchanger 40 is arranged between the first air inlet 131 and the first air outlet 132 in the lower cavity 13.

The housing 10 is provided with a second air inlet 121 and a second air outlet 122 corresponding to the upper cavity 12, at least two second heat exchangers 20 are arranged in the upper cavity 12, and a second heat dissipation fan 30 is arranged in the second air inlet 121 and/or the second air outlet 122; the upper ends of the two second heat exchangers 20 are communicated with the upper end of the first heat exchanger 40 through a first connection pipe 60, and the lower ends of the two second heat exchangers 20 are communicated with the lower end of the first heat exchanger 40 through a second connection pipe 70, so that a circulation loop for circulating a refrigerant is formed.

According to the heat dissipation device for the charging pile, the lower cavity 13 and the airflow inside the charging pile are interacted through the first heat dissipation fan 50, the airflow entering the lower cavity 13 is subjected to heat exchange through the first heat exchanger 40, and the refrigerant in the first heat exchanger 40 absorbs heat and expands and then rises through the first connecting pipe 60 to enter the two second heat exchangers 20; the second heat dissipation fan 30 blows in external ambient air flow from the second air inlet 121, the ambient air flow exchanges heat when passing through the second heat exchanger 20, so that heat of the second heat exchanger 20 is taken away and then discharged from the second air outlet 122, the refrigerant in the second heat exchanger 20 is condensed into liquid after heat dissipation and then falls into the first heat exchanger 40 again through the second connecting pipe 70, a complete heat dissipation system is formed by the circulation, and therefore the purpose of bringing out heat generated by the charging pile to the outside of the environment is achieved.

The number of the second air inlets 121 is two, the second air inlets 121 are respectively formed in the left and right side walls of the housing 10 and are communicated with the upper chamber 12, each second air inlet 121 is provided with a second heat dissipation fan 30, the two second heat exchangers 20 are arranged at intervals along the front-rear direction, and the second heat dissipation fan 30 is located between the two second heat exchangers 20. In this embodiment, the number of the second air outlets 122 is also two, and the second air outlets are respectively arranged on the front side wall and the rear side wall of the housing 10, so that the environmental airflows blown by the two second heat dissipation fans 30 are opposite between the two second heat exchangers 20, then are divided into two airflows, and are respectively discharged from the two second air outlets 122 after the two airflows are respectively subjected to heat exchange by the two second heat exchangers 20, so as to complete heat dissipation; by arranging the two second heat exchangers 20 at intervals, the wind resistance is reduced, and the heat dissipation effect is better.

Specifically, the first heat exchanger 40 and the second heat exchanger 20 in the present invention are both microchannel parallel flow heat sinks, and the first heat exchanger 40 is used as an evaporator, and the second heat exchanger 20 is used as a condenser; and the first and

second connection pipes

60 and 70 pass through the middle partition 11 and are connected to the first and

second heat exchangers

40 and 20, respectively.

As shown in fig. 3, the second embodiment of the present invention is different from the first embodiment in that two second heat exchangers 20 are arranged in an inverted V structure, and the second air outlet 122 is opened on the top wall of the housing 10. Therefore, the entering ambient airflow completely passes through the two second heat exchangers 20 and then is discharged from the second air outlet 122 at the upper part, and the heat dissipation effect of the second heat exchangers 20 is improved.

As shown in fig. 4, as a third embodiment of the present invention, the difference from the first embodiment lies in that not only the second outlets 122 are respectively disposed on the front and rear side walls of the housing 10, but also the second outlets 122 are disposed on the top wall of the housing 10, that is, the number of the second outlets 122 is three in this embodiment; correspondingly, the number of the second heat exchangers 20 in this embodiment is three, wherein two second heat exchangers 20 are spaced from each other in the front-back direction and are vertically arranged, and the other second heat exchanger 20 is horizontally arranged and located above the two vertically arranged second heat exchangers 20.

So, the environmental airflow that two second radiator fan 30 insufflates carries out the offset between two vertical second heat exchanger 20 that set up, then shunts into three air current and carries out the heat exchange back through three second heat exchanger 20 respectively, discharges respectively in three second air outlet 122 again, accomplishes the heat dissipation.

Certainly, in this embodiment, the number of the second heat exchangers 20 may also be two, that is, the two second heat exchangers 20 are arranged in an inverted V-shaped structure, and after the environmental airflows blown by the two second heat dissipation fans 30 are opposite, the environmental airflows are respectively discharged from the three second air outlets 122 through the two second heat exchangers 20.

As shown in fig. 5, the fourth embodiment of the present invention is different from the first embodiment in that the top wall and the front/rear side wall of the housing 10 are respectively provided with a second air outlet 122, and the two second heat exchangers 30 are arranged perpendicular to each other. Specifically, one of the second heat exchangers 30 is parallel to the front and rear side walls of the housing 10 and is disposed adjacent to the front side wall/rear side wall provided with the second air outlet 122, the other second heat exchanger 30 is parallel to the top wall of the housing 10 and is disposed adjacent to the top wall, and after the environmental airflows blown by the two second heat dissipation fans 30 are collided, the environmental airflows respectively pass through the two second heat exchangers 20 which are perpendicular to each other and are then discharged from the two second air outlets 122.

As shown in fig. 6, as a fourth embodiment of the present invention, the difference from the first embodiment is that a second air outlet 122 is respectively formed on the left and right side walls of the housing 10, and the second air outlet 122 is located above the second air inlet 121; thus, after the environmental airflows blown by the two second cooling fans 30 are opposite, the environmental airflows are respectively discharged from the left second air outlet 122 and the right second air outlet 122 through the second heat exchanger 20; in the present embodiment, the number of the second heat exchangers 20 may be two, three, or more, for example, the arrangement structure of the second heat exchangers 20 as shown in the above embodiment is adopted.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.

Claims

1. A heat dissipation device for a charging pile is characterized by comprising a shell, wherein the shell is provided with an upper cavity and a lower cavity which are mutually isolated, the shell is provided with a first air inlet and a first air outlet which are communicated with the interior of the charging pile corresponding to two opposite sides of the lower cavity respectively, a first heat dissipation fan is arranged in the first air inlet and/or the first air outlet, and a first heat exchanger is arranged between the first air inlet and the first air outlet in the lower cavity;

2. The heat dissipation device for the charging pile according to claim 1, wherein the second air inlets communicated with the upper cavity are formed in the left side wall and the right side wall of the housing respectively, and the second heat dissipation fan is arranged in each second air inlet.

3. The charging pile heat dissipation device according to claim 2, wherein the second air outlets are respectively formed in front and rear side walls of the housing, the two second heat exchangers are arranged at intervals in the front and rear direction, and the second cooling fan is located between the two second heat exchangers.

4. The heat dissipation device for the charging pile according to claim 2, wherein the second air outlet is formed in the top wall of the housing, and the two second heat exchangers are arranged in an inverted V-shaped structure.

5. The heat dissipation device for the charging pile according to claim 2, wherein the second air outlets are respectively formed in the front side wall, the rear side wall and the top wall of the housing, the number of the second heat exchangers is three, two of the second heat exchangers are spaced from each other and vertically arranged, and the other second heat exchanger is horizontally arranged and located above the space between the two vertically arranged second heat exchangers.

6. The heat dissipation device for the charging pile according to claim 2, wherein the second air outlets are respectively formed in the top wall and the front/rear side walls of the housing, and the two second heat exchangers are arranged perpendicular to each other.

7. The heat dissipation device for the charging pile according to claim 2, wherein the second air outlet is formed in each of left and right side walls of the housing, and the second air outlet is located above the second air inlet.

8. The charging pile heat dissipation device as recited in claim 1, wherein the first heat exchanger and the second heat exchanger are both microchannel parallel flow heat sinks, and the first heat exchanger is used as an evaporator and the second heat exchanger is used as a condenser.

9. The heat dissipating device for a charging pile according to claim 1, wherein the lower cavity of the housing extends into the charging pile.

10. The heat dissipation device for the charging pile according to claim 1, wherein a middle partition plate is arranged in the housing to separate an inner space of the housing into the upper cavity and the lower cavity, and the first connection pipe and the second connection pipe penetrate through the middle partition plate and are connected with the first heat exchanger and the second heat exchanger respectively.