CN212786371U

CN212786371U - Air-cooled switch board

Info

Publication number: CN212786371U
Application number: CN202021410399.8U
Authority: CN
Inventors: 徐波
Original assignee: Chengdu Xingkeda Electrical Equipment Co ltd
Current assignee: Chengdu Xingkeda Electrical Equipment Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-23
Anticipated expiration: 2030-07-16

Abstract

The utility model relates to a switch board field discloses an air-cooled switch board, including the cabinet body, the internal portion top-down of cabinet is equipped with the polylith baffle to be a plurality of air-cooled chambeies with the internal partitioning of cabinet, every air-cooled intracavity is equipped with a baffling board, with air-cooled chamber separation for the air inlet runner and the return air runner of mutual intercommunication, the air inlet department that cabinet body side wall is close to air inlet runner opens and is equipped with direct current fan, and the department that airs exhaust that cabinet body side wall is close to the return air runner opens there is the air exit. The air flow that it can effectively prevent to introduce takes place the condition that the velocity of flow reduces, promotes heat exchange efficiency to make the interior hot air of the cabinet body in time discharge, and can carry out the layering cooling to the cabinet body, promote cooling efficiency.

Description

Air-cooled switch board

Technical Field

The utility model relates to a switch board field particularly, relates to an air-cooled switch board.

Background

The control cabinet is an electrical control cabinet, a large number of electronic elements are installed in the control cabinet, and a large amount of heat can be generated in the working process, so that the temperature in the cabinet body rises, and the normal work of the electronic elements is seriously influenced, therefore, the control cabinet needs to be cooled.

The present application is made in view of this feature.

Content of application

An object of the utility model is to provide an air-cooled switch board, its condition that can effectively prevent the air current of introducing from taking place the velocity of flow and reducing promotes heat exchange efficiency to make the interior hot air of the cabinet body in time discharge, and can carry out the layering cooling to the cabinet body, promote cooling efficiency.

The embodiment of the application is realized by the following technical scheme:

the utility model provides an air-cooled switch board, includes the cabinet body, the internal portion top-down of cabinet is equipped with the polylith baffle to with the internal portion of cabinet separate for a plurality of air-cooled chambeies, every air-cooled intracavity is equipped with a fender and flows the board, with air-cooled chamber separate for the air inlet runner and the return air runner of mutual intercommunication, the air inlet department that cabinet side wall is close to air inlet runner opens and is equipped with direct current fan, the department that airs exhaust that cabinet side wall is close to return air runner opens there is the air exit.

Furthermore, an arc-shaped guide plate is arranged at the communication position of the air inlet flow channel and the air return flow channel.

Furthermore, a plurality of spoilers are arranged on two sides of the baffle plate respectively, and the spoilers and the wind direction form an acute angle.

Furthermore, the air inlet is provided with a primary filter grid, and a primary filter screen is arranged between grid plates of the primary filter grid.

Furthermore, the side wall of the cabinet body is provided with an ash receiving groove below the primary filter grid, and a water body is arranged in the ash receiving groove.

Furthermore, a cooling pipe is arranged at the position, located at the air outlet of the direct current fan, inside the cabinet body, and the cooling pipe extends out of the cabinet body and is connected with a refrigerator.

Furthermore, the cooling pipe is arranged in the cabinet body in a partially snakelike mode, and the snakelike surface of the cooling pipe is perpendicular to the extending direction of the air inlet flow channel.

The utility model provides a pair of air-cooled switch board's beneficial effect is:

(1) the cabinet body is divided into a plurality of air cooling cavities from top to bottom by arranging the plurality of partition plates from top to bottom in the cabinet body, the plurality of air cooling cavities are mutually separated, the cabinet body is divided into a plurality of independent parts from top to bottom, and each independent air cooling cavity is independently subjected to air cooling, so that the diffusion volume of introduced air flow is preliminarily reduced; the air cooling cavity is further divided into two parallel flow channels, namely an air inlet flow channel and an air return flow channel, by arranging the baffle plate in each air cooling cavity, airflow can enter the air cooling cavity along the air inlet flow channel and then is reversely discharged along the air return flow channel, the volume of a gas flowing area is further reduced by the baffle plate, and the flow of introduced gas is constant according to the power of a fan; through setting up direct current fan, air intake and air exit, introduce the outside air, promote the internal hot air of cabinet and flow and discharge, direct current fan can effectively gather together the air current of introducing, and the side prevents the air current fast dispersion.

(2) Through setting up the guide plate, the smooth degree when can effectively promote the air current and turn to reduces and turns to the resistance to prevent that the air current velocity of flow from reducing by a wide margin.

(3) The turbulent flow plate can enable flowing air flow to generate turbulent flow and turbulent flow, and therefore the heat exchange time is prolonged in a stroke prolonging mode.

(4) The impurity that can block great particle diameter through setting up the primary filter grid, the primary filter net can block the impurity of less particle diameter.

(5) Connect the ash chute through the setting, after closing direct current fan, the impurity on primary filter grid and the primary filter screen falls down under the effect of not having wind-force, falls into the water body that connects in the ash chute to prevent that impurity and dust from piling up and falling on ground, influence operational environment, and prevent to take place the raise dust when starting next time.

(6) Through setting up the cooling tube, will flow the cooling medium and lead to the air outlet department of direct current fan, carry out the heat transfer cooling to the air current of introducing, through setting up the refrigerator to make the both ends of cooling tube communicate with the entry end and the exit end of refrigerator respectively, the time cooling medium circulation flows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic view of the back of an air-cooled control cabinet according to an embodiment of the present invention;

fig. 2 is a schematic view of the front side (not shown in the cabinet door) of the air-cooled control cabinet provided in the embodiment of the present invention;

fig. 3 is a schematic view of a primary filter grid of an air-cooled control cabinet according to an embodiment of the present invention;

fig. 4 is a schematic view of a cooling pipe of the air-cooled control cabinet located at an air outlet of the dc fan according to the embodiment of the present invention.

Icon: 10-a cabinet body; 11-a separator; 12-air cooling chamber; 13-a flow baffle; 131-a spoiler; 14-air inlet flow channel; 15-return air flow channel; 16-an air inlet; 161-primary filtering grating; 162-primary filter screen; 17-a direct current fan; 18-air outlet; 19-a baffle; 20-ash receiving groove; 21-a cooling pipe; 22-refrigerator.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the application is used, the description is only for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

Referring to fig. 1 to 4, the present embodiment provides an air-cooled control cabinet, which includes a cabinet body 10, a plurality of partition plates 11 are disposed inside the cabinet body 10 from top to bottom to divide the inside of the cabinet body 10 into a plurality of air-cooled cavities 12, each air-cooled cavity 12 is provided with a flow baffle plate 13 to divide the air-cooled cavity 12 into an air inlet channel 14 and an air return channel 15, the air inlet 16 and the direct current fan 17 are disposed at the air inlet end of the side wall of the cabinet body 10 close to the air inlet channel 14, and an air outlet 18 is disposed at the air outlet end of the side wall of the cabinet body 10 close to the air return channel 15. The cabinet body 10 is divided into a plurality of air cooling cavities 12 from top to bottom by arranging a plurality of clapboards 11 from top to bottom in the cabinet body 10 and enabling the edges of the clapboards to be respectively connected with the inner side wall of the cabinet body 10, the plurality of air cooling cavities 12 are mutually separated, so that the cabinet body 10 is divided into a plurality of independent parts from top to bottom, each independent air cooling cavity 12 is independently air-cooled, the space in the cabinet body 10 is reduced, and the diffusion volume of introduced air flow is preliminarily reduced; the air cooling cavity 12 is further divided into two parallel flow channels, namely an air inlet flow channel 14 and an air return flow channel 15, the air inlet flow channel 14 and the air return flow channel 15 are arranged in parallel and in reverse, and the air inlet flow channel 14 and the air return flow channel 15 are arranged in parallel and in reverse and are communicated at the same upward end, so that air flow can enter the air cooling cavity 12 along the air inlet flow channel 14 and then is discharged in reverse along the air return flow channel 15, the flow baffle 13 further reduces the volume of a gas flowing area, and the flow of introduced gas is constant according to the power of a fan, under the condition, the sectional area is reduced, the flow velocity of the air flow can be effectively improved, and the introduced air flow is maintained at a high flow velocity, so that the exhaust and heat exchange efficiencies are improved; through setting up direct current fan 17, air intake 16 and air exit 18, introduce the outside air, promote the interior hot-air flow of cabinet body 10 and discharge, direct current fan 17 can effectively gather the air current of introducing, and the side prevents the air current fast dispersion.

In order to prevent the airflow in the air inlet channel 14 from greatly decelerating due to turning when entering the air return channel 15, an arc-shaped guide plate 19 is arranged at the communication part of the air inlet channel 14 and the air return channel 15. Through setting up guide plate 19, can effectively promote the smooth degree when the air current turns to, reduce and turn to the resistance to prevent that the air current velocity of flow from reducing by a wide margin.

In order to extend the air flow path in the intake air flow path 14 and the return air flow path 15 and to extend the heat exchange time, a plurality of spoilers 131 are respectively disposed at both sides of the baffle 13, and the spoilers 131 are disposed at an acute angle with the wind direction. The spoiler 131 generates turbulence and turbulent flow to the flowing air stream, thereby extending the heat exchange time by means of an extended stroke.

In order to primarily filter the introduced airflow and prevent impurities and dust in the air from entering the cabinet 10 in a large amount to damage electronic components, the air inlet 16 is provided with a primary filter grille 161, and a primary filter screen 162 is arranged between the grids of the primary filter grille 161. Preliminary filtering grid 161 can block the impurity of bigger particle size, and preliminary filtering net 162 can block the impurity of less particle size.

An ash receiving groove 20 is arranged below the primary filter grid 161 on the side wall of the cabinet 10, and a water body is arranged in the ash receiving groove 20. Through setting up and connect ash chute 20, after closing direct current fan 17, the impurity on primary filter grid 161 and the primary filter net 162 falls down under the effect of no wind-force, falls into the water body that connects in ash chute 20 to prevent impurity and dust pile and fall on ground, influence operational environment, and prevent to take place the raise dust when starting next time.

In order to further improve the air cooling effect, a cooling pipe 21 is arranged inside the cabinet 10 at the air outlet of the direct current fan 17, and the cooling pipe 21 extends out of the cabinet 10 and is connected with a refrigerator 22. Through setting up cooling tube 21, will flow cooling medium lead to the air outlet department of direct current fan 17, carry out the heat transfer cooling to the air current of introducing, through setting up refrigerator 22 to make the both ends of cooling tube 21 communicate with the entry end and the exit end of refrigerator 22 respectively, the time cooling medium circulation flows.

It should be noted that the refrigerator 22 may be any refrigeration device in the prior art, and the cooling working medium can be cooled.

In order to improve the heat exchange efficiency between the introduced airflow and the working medium, the cooling pipe 21 is disposed in a serpentine shape in the cabinet 10, and the serpentine surface of the cooling pipe 21 is perpendicular to the extending direction of the intake runner 14. This setting can make both area of contact increase, promotes heat exchange efficiency.

To sum up, the utility model provides an air-cooled control cabinet, which divides the cabinet body into a plurality of air-cooled cavities from top to bottom by arranging a plurality of clapboards in the cabinet body from top to bottom, the air-cooled cavities are mutually separated, so that the cabinet body is divided into a plurality of independent parts from top to bottom, and each independent air-cooled cavity is independently air-cooled, thereby preliminarily reducing the diffusion volume of the introduced air flow; the air cooling cavity is further divided into two parallel flow channels, namely an air inlet flow channel and an air return flow channel, by arranging the baffle plate in each air cooling cavity, airflow can enter the air cooling cavity along the air inlet flow channel and then is reversely discharged along the air return flow channel, the volume of a gas flowing area is further reduced by the baffle plate, and the flow of introduced gas is constant according to the power of a fan; through setting up direct current fan, air intake and air exit, introduce the outside air, promote the internal hot air of cabinet and flow and discharge, direct current fan can effectively gather together the air current of introducing, and the side prevents the air current fast dispersion. Through setting up the guide plate, the smooth degree when can effectively promote the air current and turn to reduces and turns to the resistance to prevent that the air current velocity of flow from reducing by a wide margin. The turbulent flow plate can enable flowing air flow to generate turbulent flow and turbulent flow, and therefore the heat exchange time is prolonged in a stroke prolonging mode. The impurity that can block great particle diameter through setting up the primary filter grid, the primary filter net can block the impurity of less particle diameter. Connect the ash chute through the setting, after closing direct current fan, the impurity on primary filter grid and the primary filter screen falls down under the effect of not having wind-force, falls into the water body that connects in the ash chute to prevent that impurity and dust from piling up and falling on ground, influence operational environment, and prevent to take place the raise dust when starting next time. Through setting up the cooling tube, will flow the cooling medium and lead to the air outlet department of direct current fan, carry out the heat transfer cooling to the air current of introducing, through setting up the refrigerator to make the both ends of cooling tube communicate with the entry end and the exit end of refrigerator respectively, the time cooling medium circulation flows.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An air-cooled control cabinet comprises a cabinet body (10) and is characterized in that a plurality of partition plates (11) are arranged in the cabinet body (10) from top to bottom to divide the interior of the cabinet body (10) into a plurality of air-cooled cavities (12), a flow baffle plate (13) is arranged in each air-cooled cavity (12) to divide the air-cooled cavity (12) into an air inlet flow channel (14) and an air return flow channel (15) which are communicated with each other,

the air inlet end that the cabinet body (10) lateral wall is close to air inlet runner (14) is located to open has air intake (16) and is equipped with direct current fan (17), the end department of airing exhaust that the cabinet body (10) lateral wall is close to return air runner (15) is opened there is air exit (18).

2. The air-cooled control cabinet according to claim 1, characterized in that an arc-shaped guide plate (19) is arranged at the connection position of the air inlet flow channel (14) and the air return flow channel (15).

3. The air-cooled control cabinet according to claim 1, wherein a plurality of spoilers (131) are provided on both sides of the baffle (13), respectively, and the spoilers (131) are disposed at an acute angle to the wind direction.

4. The air-cooled control cabinet according to claim 1, wherein the air inlet (16) is provided with primary filter grids (161), and primary filter screens (162) are arranged between grid plates of the primary filter grids (161).

5. The air-cooled control cabinet according to claim 4, characterized in that the side wall of the cabinet body (10) is provided with an ash receiving groove (20) below the primary filter grid (161), and a water body is arranged in the ash receiving groove (20).

6. The air-cooled control cabinet according to claim 1, characterized in that a cooling pipe (21) is arranged inside the cabinet body (10) at the air outlet of the direct current fan (17), and the cooling pipe (21) extends out of the cabinet body (10) and is connected with a refrigerator (22).

7. The air-cooled control cabinet according to claim 6, characterized in that the cooling pipe (21) is disposed in a serpentine shape in the cabinet body (10), and the serpentine surface of the cooling pipe (21) is perpendicular to the extending direction of the air intake channel (14).