CN211208919U

CN211208919U - High-efficient radiating high-low voltage distribution cabinet

Info

Publication number: CN211208919U
Application number: CN201921602159.5U
Authority: CN
Inventors: 吴昊博
Original assignee: JIANGXI YOUHE ELECTRICAL COMPLETE SET CO Ltd
Current assignee: JIANGXI YOUHE ELECTRICAL COMPLETE SET CO Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-08-07
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a high-efficient radiating high-low voltage power distribution cabinet, aim at solving the technical problem that the current power distribution cabinet is high in its internal temperature in hot summer and not low in heat dissipation effect, including the cabinet body, the top cap that is located cabinet body top and the base that is located cabinet body bottom, the top of the cabinet body is equipped with the heating panel, the top cap is fixed on the heating panel through two sieve boards that set up vertically, the lateral wall all around of the cabinet body is the heat insulating board, parallel and the interval is fixed with two division boards in the cabinet body cavity, two division boards divide the cavity of the cabinet body into heat transfer district, work district, heat transfer district, are equipped with a float plate in every heat; the section of the base is I-shaped, the outer sides of the openings at the left side and the right side of the base are respectively provided with a dustproof filter plate, a plurality of air coolers are respectively arranged in each opening, and cold air outlets of the air coolers are communicated with the heat exchange area through air outlet pipes; be located and be equipped with a plurality of float valves on the heating panel at heat transfer district top, the utility model has the advantages of simple structure, compactness, radiating effect are good.

Description

High-efficient radiating high-low voltage distribution cabinet

Technical Field

The utility model relates to a distribution equipment technical field especially relates to a high-efficient radiating high-low voltage distribution cabinet.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). Be equipped with many electrical components in the switch board, these electrical components can produce a large amount of heats at the in-process of operation, lead to the inside temperature of switch board to constantly rise, then damage easily along with the electric component of its inside constantly rising of temperature to cause the condition of short circuit. In a traditional power distribution cabinet, a fan is generally arranged in the power distribution cabinet, and heat dissipation holes are formed in the inner wall of a cabinet body so as to dissipate heat; however, the heat dissipation effect of the heat dissipation mode is poor, the internal temperature of the power distribution cabinet can be continuously increased along with the increase of the service time of the power distribution cabinet, especially in hot summer, the internal temperature of the power distribution cabinet is high, the internal electric elements in the power distribution cabinet are inevitably damaged in the past, and in the serious condition, even the fire disaster is caused due to overheating.

Disclosure of Invention

The utility model aims to overcome prior art's is not enough, adapts to reality needs, provides a high-efficient radiating high-low voltage power distribution cabinet to solve present switch board in hot summer its inside temperature high under, the not good technical problem of radiating effect.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

Designing a high-low voltage power distribution cabinet with high-efficiency heat dissipation; comprises a cabinet body, a top cover positioned at the top of the cabinet body and a base positioned at the bottom of the cabinet body; the top of the cabinet body is provided with a heat dissipation plate, the top cover is fixed on the heat dissipation plate through two vertically arranged sieve plates, the peripheral side walls of the cabinet body are thermal insulation plates, two partition plates are fixed in the cavity of the cabinet body in parallel at intervals, the cavity of the cabinet body is divided into a heat exchange region, a working region and a heat exchange region by the two partition plates, and a floating plate is arranged in the heat exchange region; the section of the base is I-shaped, the outer sides of the openings at the left side and the right side of the base are respectively provided with a dustproof filter plate, a plurality of air coolers are respectively arranged in each opening, and cold air outlets of the air coolers are communicated with the heat exchange area through air outlet pipes; the heat dissipation plate positioned at the top of the heat exchange area is provided with a plurality of floating valves.

Furthermore, in this design be equipped with the control valve on the outlet duct, the top of base is equipped with the controller, the controller is located the workspace, still be equipped with a plurality of temperature monitor in the workspace, control valve, temperature monitor all with controller electric connection.

Furthermore, in the design, the cooling fan comprises an air inlet, a dustproof filter screen is arranged at the air inlet, a water tank is arranged below the dustproof filter screen, a refrigerating sheet is arranged at the bottom of the water tank, a water pump is arranged at one side of the water tank, which is far away from the dustproof filter screen, the water pump conveys low-temperature water in the water tank into a flow dividing pipe through a conveying pipe, a plurality of copper heat conduction pipes which are perpendicular to the flow dividing pipe are arranged below the flow dividing pipe, the plurality of copper heat conduction pipes are respectively positioned at the left side and the right side of the dustproof filter screen, and the outlet ends of the copper heat conduction; the air conditioner further comprises a motor located at the cold air outlet, and a fan is arranged on a rotating shaft of the motor.

Furthermore, the interval sets up between two adjacent copper heat pipes with one side in this design, and this spaced length equals with the external diameter of copper heat pipe, and this interval sets up with the copper heat pipe one-to-one that is located dustproof filter screen opposite side.

Furthermore, be equipped with the crossbeam board in the top cap in this design, the crossbeam board is located the top of sieve, and it has the insulating layer to fill between crossbeam board and the top cap roof.

The beneficial effects of the utility model reside in that:

1. In the design, the cavity in the cabinet body is divided into a heat exchange area, a working area and a heat exchange area by the two partition plates, and the heat exchange areas and the heat insulation plates on the left side and the right side of the working area can effectively isolate external heat from the working area, so that the temperature in the working area is prevented from rapidly rising (particularly in hot summer) due to the rise of the external temperature; moreover, outside hot air enters the heat exchange area after being cooled by the air cooler, and heat exchange can be effectively carried out on the hot air in the cabinet body, so that the cooling effect is achieved.

2. In the design, the temperature in the working area is monitored in real time through the temperature monitor, if the temperature in the working area exceeds the maximum value of the set rated value, the controller controls the air cooler to start working, opens the control valve to enable cold air to enter the heat exchange area, and then extrudes hot air in the heat exchange area through the floating plate and simultaneously exchanges heat with the hot air in the working area; through the design, the temperature in the working area can be quickly and effectively reduced, so that the service life of the power distribution cabinet is prolonged.

3. The present design also has other advantages, which will be provided in the embodiments along with the corresponding structures.

Drawings

FIG. 1 is a schematic sectional view of the main structure of the distribution cabinet of the present invention;

FIG. 2 is a schematic view of the principle of the air cooler of the present invention;

FIG. 3 is a schematic view of the structure of the copper heat pipe and the dustproof filter net of the present invention;

In the figure: 1. a cabinet body; 10. a controller; 11. a heat insulation plate; 12. a partition plate; 13. a floating plate; 14. a heat dissipation plate; 15. a float valve; 16. a temperature monitor; 17. a heat exchange zone; 18. a working area; 2. a top cover; 21. a beam plate; 22. a sieve plate; 23. a thermal insulation layer; 3. a base; 31. a dust-proof filter plate; 32. an air outlet pipe; 33. a control valve; 4. an air cooler; 41. a water storage tank; 42. a refrigeration plate; 43. a delivery pipe; 44. a shunt tube; 45. a dustproof filter screen; 46. a copper heat conduction pipe; 5. a water pump; 6. a motor; 61. fan.

Detailed Description

The invention will be further described with reference to the following figures and examples:

Example 1: a high-efficiency heat-dissipation high-low voltage power distribution cabinet, which is shown in fig. 1-3; comprises a cabinet body 1, a top cover 2 positioned at the top of the cabinet body 1 and a base 3 positioned at the bottom of the cabinet body 1; the top of the cabinet body 1 is provided with a heat dissipation plate 14, the top cover 2 is of an inverted V shape, the top cover 2 is fixed on the heat dissipation plate 14 through two vertically arranged sieve plates 22, a cross beam plate 21 is arranged in the top cover 2 and located above the sieve plates 22, and a heat insulation layer 23 is filled between the cross beam plate 21 and the top wall of the top cover 2.

Further, the lateral wall all around of the cabinet body is heat insulating board 11 in this design, and parallel and interval are fixed with two division boards 12 in the cavity of the cabinet body 1, and two division boards 12 divide into heat transfer district 17, workspace 18, heat transfer district 17 with the cavity of the cabinet body 1, and the heat transfer district 17 and the heat insulating board 11 cooperation of workspace 18 left and right sides are used and can be effectual isolated with external heat and workspace 18 to avoid the temperature in workspace 18 to rise sharply because of external temperature rising (its effect is showing especially in hot summer).

Further, the cross section of the base 3 is in an I shape, the openings at the left side and the right side of the base 3 are respectively provided with a dustproof filter plate 31, each opening is respectively provided with a plurality of air coolers 4, and the cold air outlets of the air coolers 4 are communicated with the heat exchange area 17 through air outlet pipes 32; the outside hot air is cooled by the air cooler 4, enters the heat exchange area 17, and then exchanges heat with the hot air in the cabinet body 1, so that the cooling effect is achieved; the dustproof filter plate 31 can effectively prevent dust in the air from entering the opening and the air cooler.

Furthermore, in the design, a floating plate 13 is arranged in the heat exchange area, and a plurality of floating valves 15 are arranged on a heat dissipation plate 14 positioned at the top of the heat exchange area 17; cold air enters the heat exchange area 17 and floats the floating plate 13, the floating plate 13 gradually rises in the heat exchange area 17 along with the continuous entering of the cold air, hot air in the heat exchange area 17 is upwards extruded, then the hot air rushes the floating valve 15 and is discharged out of the cabinet body 1 through the sieve plate 22, and meanwhile, the cold air entering the heat exchange area 17 exchanges heat with the hot air in the working area 18 through the copper partition plate 12, so that the working area 18 is cooled; the float valve 15 can effectively prevent moisture in the outside air from entering the cavity from the top of the cabinet 1.

Further, in the design, a control valve 33 is arranged on an air outlet pipe 32, a controller 10 is arranged above the base 3, the controller 10 is positioned in a working area 18, and a plurality of temperature monitors 16 are also arranged in the working area; the control valve 33 and the temperature monitor 16 are both electrically connected to the controller 10 (it should be noted that the control valve 33, the controller 10, the temperature monitor 16 and the electrical connections therebetween are all in the prior art, and this design is not described herein again). The temperature monitor 16 in the working area 18 monitors the temperature in real time, and if the temperature in the working area exceeds the set rated value, the controller 10 controls the cooling fan 4 to start working, and opens the control valve 10 to make the cold air enter the heat exchange area 18.

Further, the air cooler 4 in the design comprises an air inlet, a dustproof filter screen 45 is arranged at the air inlet, so that dust in the air is prevented from entering the air cooler 4, a water tank 41 is arranged below the dustproof filter screen 45, a refrigerating sheet 42 is arranged at the bottom of the water tank 41, a water pump 5 is arranged on one side, away from the dustproof filter screen 45, of the water tank, the water pump 5 conveys low-temperature water in the water tank to a flow dividing pipe 44 through a conveying pipe 43, a plurality of copper heat conduction pipes 46 perpendicular to the flow dividing pipe 44 are arranged below the flow dividing pipe 44, and the outlet ends of the copper heat conduction pipes 46 are inserted into the water tank 41; through the water refrigeration of refrigeration piece 42 with the water tank, then carry the water after will refrigerating to copper heat pipe 46 in through water pump 5, conveyer pipe 43, cool down the hot-air that gets into from air intlet, then the water after the heat transfer gets back to in the water tank again to this forms endless cooling system, cools down the hot-air.

Furthermore, in the design, the plurality of copper heat conduction pipes 46 are respectively located at the left side and the right side of the dustproof filter screen 45, two adjacent copper heat conduction pipes 46 located at the same side are arranged at intervals, the length of the interval is equal to the outer diameter of the copper heat conduction pipe 46, the interval and the copper heat conduction pipe 46 located at the other side of the dustproof filter screen 45 are arranged in a one-to-one correspondence manner, and through the design, hot air entering the air cooler 4 can be subjected to sufficient heat exchange; the air cooler 4 in the design also comprises a motor 6 positioned at the cold air outlet, and a fan 61 is arranged on a rotating shaft of the motor; the cooled cold air is rapidly discharged from the cold air outlet by the fan 61.

The use principle of the design is as follows: the temperature in the working area 18 is detected in real time through the temperature detector 16, if the temperature in the working area 18 exceeds the maximum value of the set numerical value, the controller 10 controls the air cooler 4 to start working, and simultaneously opens the control valve 33, at the moment, the refrigerating sheet 42 refrigerates the water in the water tank 41, and the refrigerated water is conveyed into the copper heat conduction pipe 46 through the water pump 5, the conveying pipe 43 and the shunt pipe 44 to exchange heat for the hot air entering the air cooler 4; at this time, the cold air after heat exchange enters the heat exchange area 17 through the cold air outlet and the air outlet pipe 32, and meanwhile, the high-temperature water after heat exchange returns to the water tank 41 again.

Then the cold air entering the heat exchange area 17 floats the floating plate 13, the floating plate 13 gradually rises in the heat exchange area 17 along with the continuous entering of the cold air, the hot air in the heat exchange area 17 is upwards extruded, then the hot air rushes the floating valve 15 and is discharged out of the cabinet body 1 through the sieve plate 22, and meanwhile, the cold air entering the heat exchange area 17 exchanges heat with the hot air in the working area 18 through the copper partition plate 12, so that the working area 18 is cooled; when the temperature monitor 16 monitors that the temperature in the working area 18 is lower than the minimum value of the set value, the controller 10 controls the air cooler 4 to stop working and closes the control valve 33, and at this time, the floating plate 13 sinks to the bottom of the heat exchange area 17 due to the self gravity.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. A high-efficiency heat-dissipation high-low voltage power distribution cabinet comprises a cabinet body (1), a top cover (2) positioned at the top of the cabinet body (1) and a base (3) positioned at the bottom of the cabinet body (1); the method is characterized in that: the top of the cabinet body (1) is provided with a heat dissipation plate (14), the top cover (2) is fixed on the heat dissipation plate (14) through two vertically arranged sieve plates (22), the peripheral side walls of the cabinet body are heat insulation plates (11), two partition plates (12) are fixed in the cavity of the cabinet body (1) in parallel at intervals, the cavity of the cabinet body (1) is divided into a heat exchange region (17), a working region (18) and a heat exchange region (17) by the two partition plates (12), and each heat exchange region is internally provided with a floating plate (13); the section of the base (3) is I-shaped, the outer sides of the openings at the left side and the right side of the base (3) are respectively provided with a dustproof filter plate (31), each opening is internally provided with a plurality of air coolers (4), and cold air outlets of the air coolers (4) are communicated with the heat exchange area (17) through air outlet pipes (32); a plurality of floating valves (15) are arranged on the heat dissipation plate (14) positioned at the top of the heat exchange area (17).

2. The high-efficiency heat-dissipation high-low voltage power distribution cabinet according to claim 1, characterized in that: a control valve (33) is arranged on the air outlet pipe (32), a controller (10) is arranged above the base (3), the controller (10) is positioned in a working area (18), and a plurality of temperature monitors (16) are also arranged in the working area; the control valve (33) and the temperature monitor (16) are electrically connected with the controller (10).

3. The high-efficiency heat-dissipation high-low voltage power distribution cabinet according to claim 1, characterized in that: the air cooler (4) comprises an air inlet, a dustproof filter screen (45) is arranged at the air inlet, a water tank (41) is arranged below the dustproof filter screen (45), a refrigerating sheet (42) is arranged at the bottom of the water tank (41), a water pump (5) is arranged on one side, away from the dustproof filter screen (45), of the water tank, the water pump (5) conveys low-temperature water in the water tank to a flow dividing pipe (44) through a conveying pipe (43), a plurality of copper heat conduction pipes (46) which are perpendicular to the flow dividing pipe (44) are arranged below the flow dividing pipe (44), the plurality of copper heat conduction pipes (46) are respectively positioned on the left side and the right side of the dustproof filter screen (45), and outlet ends of the copper heat conduction pipes are; still include motor (6) that are located the air conditioning export, be equipped with fan (61) on the axis of rotation of motor.

4. The high-efficiency heat-dissipation high-low voltage power distribution cabinet according to claim 3, wherein: two adjacent copper heat conduction pipes (46) on the same side are arranged at intervals, the length of the interval is equal to the outer diameter of each copper heat conduction pipe (46), and the interval is in one-to-one correspondence with the copper heat conduction pipes (46) on the other side of the dustproof filter screen (45).

5. The high-efficiency heat-dissipation high-low voltage power distribution cabinet according to claim 1, characterized in that: be equipped with crossbeam board (21) in top cap (2), the crossbeam board is located the top of sieve (22), and it has insulating layer (23) to fill between crossbeam board (21) and top cap (2) roof.