CN110799022A - An air conditioner for outdoor cabinets - Google Patents

Abstract

The invention discloses an air conditioner for an outdoor cabinet, which comprises a cold source generator and an air exchange cabinet. One side wall of the air exchange cabinet is provided with an air inlet, and the air inlet of the air exchange cabinet is provided with an air inlet fan. , the other side or lower end of the air exchange box is provided with an air outlet. By arranging the heat exchanger sheet of the cold source generator in the circulating fan assembly, the air exchange box is provided with an air outlet for directing the air intake from the air inlet to heat exchange. The air inlet and outlet of the fan plate are used to guide the air, and the air inlet and outlet of the air exchange cabinet are located in the outdoor cabinet. The hot air inside the outdoor cabinet is led into the air exchange cabinet by the air inlet fan set at the air inlet of the air exchange cabinet. In the body, the hot air is directly guided to the heat exchanger sheet through the air inlet guide and air guide plate, and then discharged from the air outlet after contacting and cooling, thus forming a cooling cycle in the outdoor cabinet. The device has simple structure, convenient installation and maintenance, and high heat exchange efficiency.

Description

An air conditioner for outdoor cabinets

technical field

The invention belongs to a temperature control device for an outdoor communication cabinet, in particular to an air conditioner for an outdoor cabinet.

Background technique

The general outdoor cabinet air conditioner, that is, the cabinet air temperature regulator, is mainly a cooling device designed for communication electrical cabinets and electrical control cabinets. Traditional cabinet air conditioners use compressors to compress Freon gas to cool the air in communication electrical cabinets or electrical control cabinets. However, the air-conditioning equipment currently used has many parts and components, complex structures, and pollution to the environment. Regular air supply inspections and maintenance are required every year. workload, etc.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an air conditioner for an outdoor cabinet, so as to overcome the problem of the complex structure of the existing cabinet air conditioner. The device has a simple structure and is easy to install and maintain.

To achieve the above object, the present invention adopts the following technical solutions:

An air-conditioning device for an outdoor cabinet, comprising a cold source generator and a circulating fan assembly, the circulating fan assembly includes an air exchange case body, one side wall of the air exchange case body is provided with an air inlet, and an air inlet of the air exchange case body is provided. There is an air inlet fan, an air outlet is arranged on the other side or the lower end of the air exchange box, the heat exchanger sheet of the cold source generator is located in the air exchange box, and the air exchange box is provided with a guide for the air intake of the air inlet. The air inlets of the heat exchangers are used to guide the air flow guide plate, and the air inlets and air outlets of the air exchange box body are located in the outdoor cabinet.

Further, the lower end of the air exchange box is provided with a condensation outlet, the condensation outlet is located at the lower end of the heat exchanger sheet, the air outlet is located at the lower end of the air exchange box, and a condensation water block is arranged between the condensation outlet and the air outlet. plate.

Further, both sides of the air inlet guide and air guide plate are in contact with the front and rear end surfaces of the air exchange box body respectively, so that an air inlet channel from the air inlet to the heat exchanger fins is formed in the circulating fan assembly.

Further, an air baffle is provided on the outside of the air outlet on the air exchange box body.

Further, the cold source generator is fixed to the outer box wall of the outdoor cabinet through a fixed connecting plate.

Further, a heat insulating material is provided on the outside of the air exchange box body.

Further, the cold source generator adopts a Stirling cycle refrigerator. The Stirling cycle refrigerator includes a refrigerator body and a heat exchanger sheet. The refrigerator body is located in the air exchange cabinet, and the refrigerator body is located outside the outdoor cabinet.

Further, the heat exchanger fins are sunflower radiators.

Further, a refrigerator body is provided with a refrigerator air inlet on the side close to the end of the air exchange box body, a refrigerator air outlet is provided on the side wall of the refrigerator body, and a refrigerator cooling fan is arranged at the refrigerator air outlet.

Further, it also includes an air conditioner casing, the cold source generator is arranged in the air conditioner casing, the air conditioner casing is provided with a fixed frame for fixed connection with the outdoor cabinet, the fixed frame is provided with mounting holes, and the air conditioner casing is provided with a fixed frame. Ventilation holes for heat dissipation of the cold source generator, and filters are arranged on the ventilation holes.

Compared with the prior art, the present invention has the following beneficial technical effects:

The present invention is an air conditioner for an outdoor cabinet, which includes a cold source generator and a circulating fan assembly. The circulating fan assembly includes an air exchange box body. One side wall of the air exchange box body is provided with an air inlet. The air inlet of the air exchange box body There is an air inlet fan at the place, and an air outlet is arranged on the other side or the lower end of the air exchange case. By arranging the heat exchanger sheet of the cold source generator in the circulating fan assembly, the air exchange case The air inlet guides the air inlet of the heat exchanger sheet to the air guide plate, and the air inlet and outlet of the air exchange cabinet are located in the outdoor cabinet. The internal hot air is introduced into the air exchange cabinet, and the hot air is directly guided to the heat exchanger sheet through the air inlet and air guide plate to contact and cool down, and then discharged from the air outlet, thus forming a cooling cycle in the outdoor cabinet. Dust pollution in the cabinet, the device has simple structure, convenient installation and maintenance, and high heat exchange efficiency.

Further, the lower end of the air exchange box is provided with a condensation outlet, the condensation outlet is located at the lower end of the heat exchanger sheet, the air outlet is located at the lower end of the air exchange box, and a condensation water block is arranged between the condensation outlet and the air outlet. Plate to prevent the heat exchanger sheet from condensing into the outdoor cabinet during the working process.

Further, an air baffle is arranged on the outside of the air outlet to prevent the exchanged cold air from directly returning to the air inlet, thereby improving the circulation of the cold source in the outdoor cabinet.

Further, a heat insulating material is provided on the outside of the air exchange box body.

Further, the cold source generator adopts a Stirling cycle refrigerator. The Stirling cycle refrigerator includes a refrigerator body and a heat exchanger sheet. The refrigerator body is located in the air exchange cabinet, and the refrigerator body is located outside the outdoor cabinet, and the structure is simple. , easy to install.

Further, it also includes an air conditioner casing, the cold source generator is arranged in the air conditioner casing, the air conditioner casing is provided with a fixed frame for fixed connection with the outdoor cabinet, the installation integration is high, and the ventilation hole is provided with a filter screen, which can Effectively prevent the pollution of the cold source generator.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

Figure 2 is a perspective view of the present invention.

FIG. 3 is a sectional view of the installation of the present invention.

FIG. 4 is a schematic diagram of the installation of the housing of the air conditioner of the present invention.

FIG. 5 is a rear view of the housing of the air conditioner of the present invention after installation.

In the figure: 1. Cold source generator; 2. Circulating fan assembly; 3. Air exchange box body; 4. Cooling head radiator; 5. Condensation water outlet; 6. Condensation water baffle; 7. Air outlet; 8. Air baffle; 9. Air inlet drainage and deflector; 10. Air inlet; 11. Air inlet fan; 12. Fixed connecting plate; 13. Air outlet of the refrigerator; 14. Cooling fan of the refrigerator; Air outlet; 16. Outdoor cabinet; 17. Air conditioner shell; 18. Fixed frame; 19. Mounting hole; 20. Filter.

Detailed ways

Below in conjunction with accompanying drawing, the present invention is described in further detail:

As shown in Figures 1 to 5, an air conditioner for an outdoor cabinet includes a cold source generator 1 and a circulating fan assembly 2. The circulating fan assembly 2 includes an air exchange cabinet 3, and a side wall of the air exchange cabinet 3 There is an air inlet 10, an air inlet fan 11 is arranged at the air inlet 10 of the air exchange box body 3, an air outlet 7 is arranged on the other side or the lower end of the air exchange box body 3, and the heat exchanger sheet 4 of the cold source generator 1 is provided. Located in the air exchange box body 3, the air exchange box body 3 is provided with an air inlet guide plate 9 for guiding the air intake of the air inlet 10 to the heat exchanger sheet 4, and the air inlet and outlet of the air exchange box body 3 are provided. All are located in the outdoor cabinet 16.

The inner and lower end of the air exchange box body 3 is provided with a condensation water outlet 5, the condensation water outlet 5 is located at the lower end of the heat exchanger sheet 4, and the air outlet 7 is located at the lower end of the air exchange box body 3, between the condensation water outlet 5 and the air outlet 7 A condensation water baffle 6 is provided to prevent condensation water from entering the outdoor cabinet from the air outlet 7, and the condensation water outlet 5 is connected with a condensation pipe leading to the outside of the outdoor cabinet.

The two sides of the air inlet guide plate 9 are respectively in contact with the front and rear end surfaces of the air exchange box body 3, so that an air inlet channel from the air inlet 10 to the heat exchanger sheet 4 is formed in the circulating fan assembly 2;

The air exchange box body 3 is provided with a wind shield 8 on the outside of the air outlet 7, and the wind shield plate 8 keeps the air outlet in the air exchange box body 3 away from the air inlet 10 to ensure the maximum circulation of the gas in the outdoor cabinet;

The cold source generator 1 is fixed to the outer box wall of the outdoor cabinet through the fixed connecting plate 12 .

An insulating material is provided on the outside of the air exchange box body 3 to prevent the outdoor temperature from introducing heat into the air exchange box through the metal casing.

The cold source generator 1 adopts a Stirling cycle refrigerator. The Stirling cycle refrigerator includes a refrigerator body and a heat exchanger sheet 4. The refrigerator body is located in the air exchange cabinet body 3, and the refrigerator body is located outside the outdoor cabinet; The heat exchanger 4 adopts a sun-flower radiator to improve the heat exchange efficiency of the heat exchanger 4. The cold source of the refrigerator body is exported through the sun-flower radiator, and the hot air in the cabinet is sucked into the fan through the circulating fan assembly 2. The box body 3 is cooled down and discharged. The refrigerator body is provided with a refrigerator air inlet 15 on the side near the 3 end of the air exchange box body, the refrigerator body side wall is provided with a refrigerator air outlet 13, and the refrigerator air outlet 13 is provided with a refrigerator cooling fan 14; The main body of the refrigerator enters the air inlet near the outer box wall of the outdoor cabinet, and after cooling the refrigerator body, it is discharged from the air outlet 13 of the refrigerator.

As shown in Figure 3, the air exchange box body 3 is provided with an air inlet and an air outlet part located in the outdoor cabinet, and the air exchange box body 3 is provided with a condensation outlet 5 part located outside the outdoor cabinet, with a simple structure, easy installation, and high integration. high.

It also includes a control display, a controller and a wireless connection module. The control display is connected with an outside temperature sensor and an air inlet temperature sensor. The outside temperature sensor is arranged on the outside of the outdoor cabinet to detect the outside temperature of the outdoor cabinet; the air inlet temperature sensor is arranged on the outside of the outdoor cabinet. The air inlet of the air exchange box body 3 is used to collect the temperature of the air inlet of the air exchange box body 3 , and the control display is also used to monitor the working condensation temperature of the cold source generator 1 .

It also includes an air conditioner casing 17. The cold source generator 1 is arranged in the air conditioner casing 17. The air conditioner casing 17 is provided with a fixed frame 18 for fixed connection with the outdoor cabinet 16. The fixed frame 18 is provided with a mounting hole 19. The casing 17 is provided with ventilation holes for heat dissipation of the cold source generator 1 , and the ventilation holes are provided with a filter screen 20 to filter the air of the cold source generator 1 to reduce the pollution of the cold source generator 1 .

The circulating fan assembly 2 enters the hot air inside the outdoor cabinet from the air inlet of the air exchange case 3 through the air inlet fan 11 of the air inlet of the air exchange case 3. After contacting and cooling, it is discharged from the air outlet. In order to prevent the exchanged cold air from directly returning to the air inlet, a wind baffle 8 is set at the air outlet; The lower end is provided with a condensation baffle and a condensation outlet 5 .

An air-conditioning device for an outdoor cabinet, comprising a cold source generator and a circulating fan assembly, the circulating fan assembly includes an air exchange case body, one side wall of the air exchange case body is provided with an air inlet, and an air inlet of the air exchange case body is provided. There is an air inlet fan, and there is an air outlet on the other side or the lower end of the air exchange case. The air inlet and outlet of the air guide heat exchanger sheet are guided by the air guide plate, and the air inlet and outlet of the air exchange cabinet are located in the outdoor cabinet. It is introduced into the air exchange cabinet, and the hot air is directly guided to the heat exchanger sheet through the air inlet guide plate to contact and cool down, and then discharged from the air outlet, thus forming a cooling cycle in the outdoor cabinet, without the need for external air sources to enter, avoiding the need for outdoor cabinets. Dust pollution, the device has simple structure, convenient installation and maintenance, and high heat exchange efficiency.

Claims (10)

1. The utility model provides an air conditioning equipment for outdoor rack, a serial communication port, including cold source generator (1) and circulating fan subassembly (2), circulating fan subassembly (2) are including fan changing box (3), fan changing box (3) one side wall is equipped with air intake (10), air intake (10) department of fan changing box (3) is equipped with air intake fan (11), fan changing box (3) opposite side or lower extreme are equipped with air outlet (7), heat exchanger fin (4) of cold source generator (1) are located fan changing box (3), be equipped with in fan changing box (3) and be used for air intake drainage aviation baffle (9) with the air intake direction heat exchanger fin (4) of air intake (10), air intake (10) and air outlet (7) of fan changing box (3) all are located outdoor rack (16).

2. The air conditioning device for the outdoor cabinet as claimed in claim 1, wherein a condensation water outlet (5) is formed in the lower end of the fan changing box body (3), the condensation water outlet (5) is located at the lower end of the heat exchanger plate (4), the air outlet (7) is located at the lower end of the fan changing box body (3), and a condensation water baffle (6) is arranged between the condensation water outlet (5) and the air outlet (7).

3. The air conditioning device for the outdoor cabinet as claimed in claim 1, wherein two sides of the air inlet guide plate (9) are respectively contacted with the front end surface and the rear end surface of the fan changing box body (3), so that an air inlet channel from the air inlet (10) to the heat exchanger fins (4) is formed in the circulating fan assembly (2).

4. An air conditioning device for an outdoor cabinet according to claim 1, characterized in that a wind shield (8) is arranged outside the air outlet (7) of the blower box body (3).

5. An air conditioning device for an outdoor cabinet according to claim 1, characterized in that the cold source generator (1) is fixed to the outdoor cabinet outer case wall by a fixing connection plate (12).

6. An air conditioning unit for an outdoor cabinet according to claim 1, characterized in that the outside of the ventilator case (3) is provided with a heat insulating material.

7. An air conditioning device for an outdoor cabinet according to claim 1, wherein the cold source generator (1) adopts a Stirling cycle refrigerator, the Stirling cycle refrigerator comprises a refrigerator body and heat exchanger fins (4), the refrigerator body is positioned in the blower fan box body (3), and the refrigerator body is positioned outside the outdoor cabinet.

8. An air conditioning unit for an outdoor cabinet according to claim 7, characterized in that the heat exchanger fins (4) are sun flower type radiators.

9. An air conditioning device for an outdoor cabinet according to claim 1, wherein a refrigerator air inlet (15) is arranged at one side of the refrigerator body near the blower box body (3), a refrigerator air outlet (13) is arranged at the side wall of the refrigerator body, and a refrigerator heat dissipation fan (14) is arranged at the refrigerator air outlet (13).

10. The air conditioning device for the outdoor cabinet according to claim 1, further comprising an air conditioner housing (17), wherein the cold source generator (1) is disposed in the air conditioner housing (17), a fixing frame (18) for being fixedly connected with the outdoor cabinet (16) is disposed on the air conditioner housing (17), a mounting hole (19) is disposed on the fixing frame (18), a ventilation hole for dissipating heat of the cold source generator (1) is disposed on the air conditioner housing (17), and a filter screen (20) is disposed on the ventilation hole.

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