CN215343481U

CN215343481U - Power distribution cabinet with internal environment adjusting function

Info

Publication number: CN215343481U
Application number: CN202121700351.5U
Authority: CN
Inventors: 许可平
Original assignee: Weixing Co Ltd
Current assignee: Weixing Co Ltd
Priority date: 2021-07-25
Filing date: 2021-07-25
Publication date: 2021-12-28
Anticipated expiration: 2031-07-25

Abstract

The utility model relates to the technical field of power distribution cabinets, and discloses a power distribution cabinet with an internal environment adjusting function, which comprises: the dehumidification system comprises a power distribution cabinet body and a dehumidification box, wherein a three-way pipe is arranged inside the dehumidification box, a water receiving bottle is arranged at one end of the three-way pipe, a hot air pipe is arranged at one end, away from the water receiving bottle, of the three-way pipe, a cold air pipe is arranged at one end, close to the hot air pipe, of the three-way pipe, and a condensation pipe is arranged inside the three-way pipe. This switch board with interior environment regulatory function, be convenient for inhale the tee bend intraduct with the inside humid air of switch board body through the air inlet fan, it cools down through the condenser pipe to be passed through semiconductor refrigeration piece refrigerated heat-conducting liquid, make the vapor condensation in the humid and hot air become liquid water, thereby obtain dry microthermal air, dehumidify the air of switch board body inside, electrical components has been avoided the short circuit that wets, the potential safety hazard has been reduced, the corruption of humid air to metal electrical components has been reduced, and the service life is prolonged.

Description

Power distribution cabinet with internal environment adjusting function

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with an internal environment adjusting function.

Background

The power distribution cabinet, the lighting power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in occasions with dispersed loads and less loops, the motor control center is used in occasions with concentrated loads and more loops, the power distribution cabinet distributes electric energy of a certain circuit of previous-stage power distribution equipment to nearby loads, and the equipment of the stage provides protection, monitoring and control for the loads.

When the power distribution cabinet is used in a humid environment with some air, the external humid air easily enters the power distribution cabinet, electric elements inside the broken electric cabinet are easily affected with damp to cause short circuit, the potential safety hazard is high, and the humid air is higher in corrosivity to metal electric elements relative to dry air, so that the service life of the metal electric elements is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a power distribution cabinet with an internal environment regulation function, and solves the problems mentioned in the background.

The utility model provides the following technical scheme: the utility model provides a switch board with internal environment regulatory function, includes: switch board body and dehumidification case, the inside of dehumidification case is provided with the three-way pipe, the one end of three-way pipe is provided with and connects the water-jug, the one end that connects the water-jug is kept away from to the three-way pipe is provided with the steam heating pipe, the one end that the three-way pipe is close to the steam heating pipe is provided with the cold air duct, the inside of three-way pipe is provided with the condenser pipe, the outer wall fixedly connected with heat transfer case of three-way pipe, the inner wall of heat transfer case is provided with the semiconductor refrigeration piece.

Preferably, the inner wall of the three-way pipe close to the hot air pipe is provided with an air inlet fan, and the inner wall of the three-way pipe is fixedly connected with a flow blocking barrel.

Preferably, the inner wall integral type of heat transfer case is connected with the conducting strip, and the refrigeration face laminating of one side and the semiconductor refrigeration piece of conducting strip.

Preferably, a liquid pump is installed on one side of the heat exchange box, and the input end and the output end of the liquid pump are fixedly connected with the condensation pipe.

Preferably, the outer wall of the bottle mouth of the water receiving bottle is in threaded connection with the inner wall of the three-way pipe, and sealing oil is arranged inside the water receiving bottle.

Preferably, the cold air pipe is a spiral cold air pipe, and the cold air pipe is spirally wound on the outer wall of the hot air pipe.

Compared with the prior art, the utility model has the following beneficial effects:

1. this switch board with interior environment regulatory function, switch board body through setting up, the dehumidification case, the three-way pipe, connect the water-jug, the steam pipe, the cold air pipe, the condenser pipe, the heat transfer case, semiconductor refrigeration piece and air intake fan, it is inside to be convenient for inhale the three-way pipe with the inside humid air of switch board body through air intake fan, it cools down through the condenser pipe to be passed through semiconductor refrigeration piece refrigerated heat-conducting liquid, make the vapor condensation in the humid hot air become liquid water, thereby obtain dry microthermal air, dehumidify the inside air of switch board body, electrical components's short circuit that wets has been avoided, the potential safety hazard is reduced, the corruption of humid air to metal electrical components has been reduced, service life is prolonged.

2. This switch board with interior environment regulatory function through the three-way pipe that sets up and connect the water bottle, is convenient for collect the liquid water behind the cold energy and advances to connect the inside sealed oil of water bottle to seal, reduces liquid water secondary evaporation simultaneously with the inside low temperature environment of three-way pipe together.

3. This switch board with interior environment regulatory function, through the switch board body that sets up, dehumidification case, three-way pipe, connect water-jug, hot-air pipe, cold air duct, condenser pipe, heat transfer case, semiconductor refrigeration piece and air intake fan, be convenient for reduce the temperature of the inside hot-air of switch board body, make things convenient for electrical components to dispel the heat, improved electrical components's work efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the interior structure of the dehumidifying case according to the present invention;

FIG. 3 is a side cross-sectional view of the heat exchange box of the present invention;

FIG. 4 is a side cross-sectional view of a tee of the present invention.

In the figure: 1. a power distribution cabinet body; 2. a dehumidification box; 3. a three-way pipe; 4. a water receiving bottle; 5. a hot gas pipe; 6. a cold air pipe; 7. a condenser tube; 8. a heat exchange box; 9. a semiconductor refrigeration sheet; 10. an air intake fan; 11. a choke cylinder; 12. a heat conductive sheet; 13. and (6) a liquid pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.

Referring to fig. 1-4, a power distribution cabinet with internal environment adjusting function includes: the power distribution cabinet comprises a power distribution cabinet body 1 and a dehumidification box 2, wherein a three-way pipe 3 is arranged inside the dehumidification box 2, a water receiving bottle 4 is arranged at one end of the three-way pipe 3, the water receiving bottle 4 and the three-way pipe 3 are sealed so as to isolate external air, a hot air pipe 5 is arranged at one end of the three-way pipe 3, which is far away from the water receiving bottle 4, a cold air pipe 6 is arranged at one end of the three-way pipe 3, which is close to the hot air pipe 5, the output end of the cold air pipe 6 is positioned below the hot air pipe 5 so as to prevent the cold air which is just dehumidified from entering the hot air pipe 5, a condensation pipe 7 is arranged inside the three-way pipe 3, the condensation pipe 7 is spiral so as to increase the contact area with air and facilitate condensation, a heat exchange box 8 is fixedly connected to the outer wall of the three-way pipe 3, heat conduction liquid is arranged inside the heat exchange box 8 so as to facilitate circulating heat exchange, a semiconductor refrigeration sheet 9, also called a thermoelectric refrigeration sheet is arranged on the inner wall of the heat exchange box 8, the heat pump has the advantages that no sliding part is arranged, the heat pump is applied to occasions with limited space and no refrigerant pollution, when direct current passes through a couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the couple respectively, the aim of refrigeration can be achieved, the heat pump is a refrigeration technology generating negative thermal resistance, and the heat pump is characterized by no moving part and high reliability.

Wherein; an air inlet fan 10 is installed on the inner wall of the three-way pipe 3 close to the hot air pipe 5, a flow blocking barrel 11 is fixedly connected to the inner wall of the three-way pipe 3, and the flow blocking barrel 11 is arranged to facilitate flow reduction when air flows out and fully contact with the condensation pipe 7.

Wherein; the inner wall integral type of heat transfer case 8 is connected with conducting strip 12, and one side of conducting strip 12 and the laminating of the refrigeration face of semiconductor refrigeration piece 9, and the quantity of conducting strip 12 is a plurality of, and a plurality of conducting strips 12 pile the cluster to in improving refrigeration effect.

Wherein; liquid pump 13 is installed to one side of heat transfer case 8, and the input and the output of liquid pump 13 all with condenser pipe 7 fixed connection, through the liquid pump 13 that sets up to heat conduction liquid circulation flow is convenient for.

Wherein; the bottleneck outer wall that connects water bottle 4 and the inner wall threaded connection of three-way pipe 3, and the inside of water receiving bottle 4 is provided with sealed oil, and through the water receiving bottle 4 that sets up, the liquid water after being convenient for will cold energy is collected and is advanced water receiving bottle 4 inside and sealed by sealed oil, reduces liquid water secondary evaporation simultaneously with the inside low temperature environment of three-way pipe 3 together.

Wherein; the cold air pipe 6 is a spiral cold air pipe 6, the cold air pipe 6 is spirally wound on the outer wall of the hot air pipe 5, and the spiral cold air pipe 6 is arranged, so that when the cold air pipe 6 flows out, the internal low temperature is fully utilized, and the condensation effect is improved.

Working principle, when in use, the semiconductor refrigerating sheet 9 is opened, the air intake fan 10 and the liquid pump 13 are opened, the air intake fan 10 blows the wet and hot air inside the power distribution cabinet body 1 into the three-way pipe 3, the refrigerating surface of the semiconductor refrigerating sheet 9 reduces the temperature of the heat conducting liquid inside the heat exchange box 8, the low-temperature heat conducting liquid is pushed into the condenser pipe 7 by the liquid pump 13, the wet and hot air is in flow choking contact with the condenser pipe 7 by the flow choking cylinder 11 inside the three-way pipe 3, because the temperature of the heat conducting liquid inside the condenser pipe 7 is low, the heat in the air is transmitted to the heat conducting liquid through the condenser pipe 7, the vapor in the air is condensed into water drops to be attached to the outer walls of the flow choking cylinder 11 and the condenser pipe 7 when cooled, so that the moisture in the air is reduced and dried, the dried cold air is discharged from the cold air pipe 6, the cold air pipe 6 primarily cools the subsequent hot air through the transmission of the hot air pipe 5 and the cold air pipe 6, simultaneously, along with the continuous cooling of air, liquid water increases because the action of gravity falls into water receiving bottle 4 and is sealed by the sealing oil, simultaneously, heat-conducting liquid heats up the back and is continued to promote by liquid pump 13 and get into 8 inside cooling by semiconductor refrigeration pieces 9 again, carries out next circulation again, and semiconductor refrigeration pieces 9 pump out switch board body 1 with the heat of heat-conducting liquid inside from the end of heating.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a switch board with internal environment regulatory function which characterized in that includes: switch board body (1) and dehumidification case (2), the inside of dehumidification case (2) is provided with three-way pipe (3), the one end of three-way pipe (3) is provided with connects water-jug (4), the one end that connects water-jug (4) is kept away from in three-way pipe (3) is provided with steam pipe (5), the one end that three-way pipe (3) are close to steam pipe (5) is provided with cold air pipe (6), the inside of three-way pipe (3) is provided with condenser pipe (7), the outer wall fixedly connected with heat transfer case (8) of three-way pipe (3), the inner wall of heat transfer case (8) is provided with semiconductor refrigeration piece (9).

2. The power distribution cabinet with the internal environment regulation function according to claim 1, wherein an air inlet fan (10) is installed on the inner wall of the three-way pipe (3) close to the hot air pipe (5), and a flow resisting cylinder (11) is fixedly connected to the inner wall of the three-way pipe (3).

3. The power distribution cabinet with the internal environment regulation function according to claim 1, wherein the heat-conducting fins (12) are integrally connected to the inner wall of the heat exchange box (8), and one side of each heat-conducting fin (12) is attached to the refrigerating surface of the semiconductor refrigerating fin (9).

4. The power distribution cabinet with the internal environment regulation function according to claim 1, wherein a liquid pump (13) is installed on one side of the heat exchange box (8), and an input end and an output end of the liquid pump (13) are both fixedly connected with the condensation pipe (7).

5. The power distribution cabinet with the internal environment regulation function according to claim 1, wherein the outer wall of the bottle mouth of the water receiving bottle (4) is in threaded connection with the inner wall of the three-way pipe (3), and sealing oil is arranged inside the water receiving bottle (4).

6. The switch board with the function of internal environment regulation according to claim 1, characterized in that the cold air pipe (6) is a spiral cold air pipe (6), and the cold air pipe (6) is spirally wound on the outer wall of the hot air pipe (5).