CN217882366U - Electric power cabinet dehumidifier - Google Patents

Abstract

The utility model relates to a condensation dehumidification technical field specifically is an electric power cabinet dehumidifier. Including casing, first baffle and second baffle divide into the space in the casing refrigeration region, heat regional and installation area, are provided with the compressor in the installation area, refrigerate regional and heat regional interior evaporimeter and the condenser of being provided with respectively, and compressor, condenser and evaporimeter pass through the pipeline intercommunication and form refrigeration cycle system. The utility model discloses an air exhauster is in with humid air suction casing, moisture condensation in the air becomes the drop of water and flows to the bottom in refrigeration region when the air passes through the evaporimeter and piles up, detect the height of liquid level through first liquid level detector, reach a take the altitude after, first solenoid valve is opened and is arranged ponding to the water tank in, the water discharge in the water tank is on the same side, and then realize the dehumidification, even the air that gets into the internal portion of case obtains the drying, thereby guarantee the internal portion's of case drying, make the inside circulation of air of the internal portion of case simultaneously.

Description

Electric power cabinet dehumidifier

Technical Field

The utility model relates to a condensation dehumidification technical field specifically is an electric power cabinet dehumidifier.

Background

The power cabinet refers to important power equipment which plays roles of on-off, control or protection and the like in power generation, power transmission, power distribution, electric energy conversion and consumption of a power system, such as a box-type substation, a switch cabinet, a distribution box, a transformer box or a transformer substation. Because the electric power cabinet generally sets up in the open air, therefore the inside external environment that receives easily of electric power cabinet influences, like inside humidity is too big and produce the condensation ponding even, will lead to the inside electric power short circuit that produces of electric power cabinet to influence electric power system's normal operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric power cabinet dehumidifier can effectively reduce the humidity in the electric power cabinet, and is applicable to various electric power cabinets, like box-type substation, cubical switchboard, block terminal, transformer case or transformer substation etc..

To achieve the above object, the present invention provides the following technical solutions: a dehumidifier for an electric cabinet comprises a shell, wherein a first partition plate and a second partition plate are arranged in the shell, the first partition plate and the second partition plate divide the space in the shell into a refrigerating area, a heating area and a mounting area, and a communication hole is formed in the first partition plate;

the air conditioner is characterized in that a compressor is arranged in the installation area, an evaporator and a condenser are arranged in the refrigeration area and the heating area respectively, the outlet end of the compressor is connected with the inlet end pipeline of the condenser, the outlet end of the condenser is connected with the inlet end pipeline of the evaporator, the outlet end of the evaporator is connected with the inlet end pipeline of the compressor, a throttle valve is arranged at the outlet end of the condenser, and the compressor, the condenser and the evaporator are communicated through pipelines to form a refrigeration cycle system;

the bottom in refrigeration region is for leaking hopper-shaped, the bottom in refrigeration region has the delivery port, the delivery port is three-dimensional has the outlet pipe, be provided with first solenoid valve on the outlet pipe, be provided with first liquid level detector in the refrigeration region, first liquid level detector fixed mounting is on the inner wall of casing.

Further, the utility model discloses in, the fixedly connected with water tank of casing bottom, the bottom of outlet pipe is run through to in the water tank, fixed mounting has the second liquid level detection ware in the water tank, the bottom intercommunication of water tank has the drain pipe, be provided with the second solenoid valve on the drain pipe.

Further, the utility model discloses in, still include the controller, first liquid level detector, second liquid level detector, first solenoid valve and second solenoid valve all are connected with the controller.

Further, the utility model discloses in, the casing intercommunication has main air-supply line and goes out the tuber pipe, main air-supply line intercommunication has from air-supply line and fresh air pipe, main air-supply line is taken out the air to the refrigeration area in, from air-supply line and electric power cabinet intercommunication, be provided with the air exhauster in the main air-supply line, wet air and outside fresh air in the air exhauster with the electric power cabinet are taken out to the refrigeration area in, go out tuber pipe and electric power cabinet intercommunication.

Further, the utility model discloses in, new trend pipe end fixedly connected with filter screen.

Further, the utility model discloses in, the inside fixedly connected with of new trend pipe absorbs moisture the screen cloth, the parcel has the drier in the screen cloth that absorbs moisture, the drier is 4A molecular sieve drier.

Further, the utility model discloses in, the cavity bottom of water tank is the toper chamber, second liquid level detector is located the top in toper chamber, the drain pipe is located the bottom in toper chamber.

Further, the utility model discloses in, still include humidity transducer, humidity transducer sets up in the electric power cabinet, humidity transducer is connected with the controller.

The beneficial effects are that, the technical scheme of this application possesses following technological effect:

the utility model discloses an air exhauster is in with humid air suction casing, moisture condensation in the air becomes the drop of water and flows to the regional bottom of refrigeration and pile up when humid air passes through the evaporimeter, detect the height of liquid level through a level detector, reach a take the altitude after, first solenoid valve is opened and is arranged ponding to the water tank in, the water discharge in the water tank is on the same side, and then realize the dehumidification, even the air that gets into the internal portion of cabinet obtains the drying, thereby guarantee the drying of the internal portion of cabinet, make the circulation of air of the internal portion of cabinet simultaneously, the dehumidification effect of the internal portion of cabinet has been improved greatly, effectively avoided the internal electrical equipment surface of cabinet to condense moisture, make the insulating nature of electrical equipment reduce, the problem that the security performance reduces.

It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below may be considered as part of the inventive subject matter of this disclosure provided such concepts are not mutually inconsistent.

The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the specific embodiments in accordance with the teachings of the present invention.

Drawings

The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is the schematic view of the dehumidifier of the utility model installed in the box-type substation.

Fig. 2 is the schematic diagram of the dehumidifier of the utility model installed in the box-type substation.

Fig. 3 is the utility model discloses a profile schematic diagram is looked sideways at box-type substation is installed to the dehumidifier.

Fig. 4 is a schematic structural diagram of the present invention.

In the figures, the reference symbols have the following meanings: 1. a housing; 2. from the air inlet pipe; 3. an air outlet pipe; 4. a main air inlet pipe; 5. a fresh air duct; 6. a water tank; 7. a drain pipe; 8. a second solenoid valve; 9. an exhaust fan; 10. a box-type substation; 11. a filter screen; 12. moisture absorption mesh cloth; 101. a first separator; 102. a second separator; 103. a refrigeration zone; 104. a heating area; 105. an installation area; 106. a compressor; 107. an evaporator; 108. a condenser; 109. a first liquid level detector; 110. a water outlet pipe; 111. a water outlet pipe; 112. a communicating hole; 113. a second liquid level detector.

Detailed Description

For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings. In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily defined to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.

As shown in fig. 1 to 4, a dehumidifier for an electric power cabinet, in this embodiment, the electric power cabinet is a box-type substation, the dehumidifier includes a housing 1, a first partition plate 101 and a second partition plate 102 are installed in the housing 1, the first partition plate 101 and the second partition plate 102 divide a space in the housing 1 into a cooling area 103, a heating area 104 and an installation area 105, and a communication hole 112 is formed in the first partition plate 101;

a compressor 106 is arranged in the installation area 105, an evaporator 107 and a condenser 108 are respectively arranged in the refrigeration area 103 and the heating area 104, the outlet end of the compressor 106 is connected with the inlet end pipeline of the condenser 108, the outlet end of the condenser 108 is connected with the inlet end pipeline of the evaporator 107, the outlet end of the evaporator 107 is connected with the inlet end pipeline of the compressor 106, a throttle valve is arranged at the outlet end of the condenser 108, and the compressor 106, the condenser 108 and the evaporator 107 are communicated through pipelines to form a refrigeration cycle system;

the bottom of the refrigeration area 103 is funnel-shaped, a water outlet is formed in the bottom of the refrigeration area 103, a water outlet pipe 110 is arranged at the water outlet in a three-dimensional mode, a first electromagnetic valve 111 is arranged on the water outlet pipe 110, a first liquid level detector 109 is arranged on the refrigeration area 103, and the first liquid level detector 109 is fixedly installed on the inner wall of the shell 1.

In this embodiment, fixedly connected with water tank 6 of casing 1 bottom, the cavity bottom of water tank 6 is the toper chamber, and second liquid level detector 113 is located the top in toper chamber, and drain pipe 7 is located the bottom in toper chamber. The bottom end of the water outlet pipe 110 penetrates into the water tank 6, a second liquid level detector 113 is fixedly mounted in the water tank 6, the bottom of the water tank 6 is communicated with a water outlet pipe 7, and a second electromagnetic valve 8 is arranged on the water outlet pipe 7. The device further comprises a controller, and the first liquid level detector 109, the second liquid level detector 113, the first electromagnetic valve 111 and the second electromagnetic valve 8 are all connected with the controller.

Further, the utility model discloses in, 1 intercommunication of casing has and goes out tuber pipe 3, and main air-supply line 4 intercommunication has from air-supply line 2 and fresh air duct 5, and main air-supply line 4 is taken out the air to the regional 103 that refrigerates, from air-supply line 2 and box-type substation 10 intercommunication, is provided with air exhauster 9 in the main air-supply line 4, and air exhauster 9 takes out humid air and outside fresh air in the box-type substation 10 to the regional 103 that refrigerates in, goes out tuber pipe 3 and box-type substation 10 intercommunication.

When the box-type substation is used, the exhaust fan 11 pumps damp air in the box-type substation 10 into the refrigeration area 103 in the shell 1 through the air inlet pipe 2 and the main air inlet pipe 4, and simultaneously, the air can also be used for exhausting the fresh air, the air passes through the evaporator 107 (the compressor 106 is in a refrigeration state), at the moment, moisture in the air is condensed into water drops and flows into the water tank 6, the damp air becomes dry and low-temperature air, the dry and low-temperature air passes through the condenser 108 and is exhausted out of the machine body after being heated by the condenser 108, so that the dehumidification is realized through the cyclic working, the water drainage is realized by detecting the height of the liquid level through the first liquid level detector 109, after a certain height is reached, the first electromagnetic valve 111 is opened to drain accumulated water into the water tank 6, the water in the water tank is drained out of the same way, the second liquid level detector 113 detects the height of the liquid level, and after the certain height is reached, the second electromagnetic valve 8 is opened to drain the accumulated water out of the water tank 6.

Current drainage mode generally is directly to pass through the pipeline with ponding and discharges, can discharge a large amount of air this moment, can reduce the dehumidification efficiency of dehumidifier, and this embodiment can separate a period through first liquid level detector 109, first solenoid valve 111, second liquid level detector 113 and second solenoid valve 8 ponding of discharging, avoids being revealed by dry air, has improved the efficiency of dehumidification.

In this embodiment, the end of the fresh air duct 5 is fixedly connected with a filter screen 11, and the filter screen 11 can filter the floating objects in the air.

In this embodiment, the inside fixedly connected with moisture absorption screen cloth 12 of fresh air pipe 5, the parcel has the drier in the moisture absorption screen cloth 12, and the drier is 4A molecular sieve drier, can carry out preliminary drying to the air, has further improved the dehumidification efficiency of dehumidifier.

In this embodiment, the system further includes a humidity sensor, the humidity sensor is disposed in the box-type substation 10, and the humidity sensor is connected to the controller. The humidity in the box substation 10 can be monitored by a humidity sensor.

This embodiment is through in the air exhauster with humid air suction casing, moisture condensation in the air becomes the drop of water and flows to the regional bottom of refrigeration when the air passes through the evaporimeter and piles up, detect the height of liquid level through first liquid level detector, reach the take the altitude after, first solenoid valve is opened and is arranged ponding to the water tank in, the water discharge in the water tank is with last, and then realize the dehumidification, even the air that gets into the internal portion of cabinet obtains the drying, thereby guarantee the inside drying of the internal portion of cabinet, make the inside circulation of air of the internal portion of cabinet simultaneously, the dehumidification effect of the internal portion of cabinet has been improved greatly, effectively avoided the internal electrical equipment surface of cabinet to condense moisture, make electrical equipment insulating nature reduce, the problem that the security performance reduces.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.

Claims (8)

1. The utility model provides an electric power cabinet dehumidifier, includes casing (1), its characterized in that: a first partition plate (101) and a second partition plate (102) are installed in the shell (1), the first partition plate (101) and the second partition plate (102) divide the space in the shell (1) into a refrigerating area (103), a heating area (104) and an installation area (105), and a communication hole (112) is formed in the first partition plate (101);

a compressor (106) is arranged in the installation area (105), an evaporator (107) and a condenser (108) are arranged in the refrigeration area (103) and the heating area (104) respectively, the outlet end of the compressor (106) is connected with the inlet end pipeline of the condenser (108), the outlet end of the condenser (108) is connected with the inlet end pipeline of the evaporator (107), the outlet end of the evaporator (107) is connected with the inlet end pipeline of the compressor (106), the outlet end of the condenser (108) is provided with a throttle valve, and the compressor (106), the condenser (108) and the evaporator (107) are communicated through pipelines to form a refrigeration cycle system;

the bottom of refrigeration region (103) is for leaking hopper-shaped, the bottom of refrigeration region (103) has the delivery port, the delivery port has outlet pipe (110) three-dimensionally, be provided with first solenoid valve (111) on outlet pipe (110), be provided with first liquid level detector (109) on the refrigeration region (103), first liquid level detector (109) fixed mounting is on the inner wall of casing (1).

2. The electric power cabinet dehumidifier of claim 1, wherein: the utility model discloses a water tank, including casing (1), fixedly connected with water tank (6) of casing (1) bottom, run through to water tank (6) in the bottom of outlet pipe (110), fixed mounting has second liquid level detector (113) in water tank (6), the bottom intercommunication of water tank (6) has drain pipe (7), be provided with second solenoid valve (8) on drain pipe (7).

3. The electric power cabinet dehumidifier of claim 2, wherein: the liquid level detection device further comprises a controller, and the first liquid level detector (109), the second liquid level detector (113), the first electromagnetic valve (111) and the second electromagnetic valve (8) are connected with the controller.

4. The electric power cabinet dehumidifier of claim 3, wherein: casing (1) intercommunication has main air-supply line (4) and goes out tuber pipe (3), main air-supply line (4) intercommunication has from air-supply line (2) and fresh air pipe (5), main air-supply line (4) are taken out the air to in refrigeration region (103), from air-supply line (2) and electric power cabinet intercommunication, be provided with air exhauster (9) in main air-supply line (4), air exhauster (9) are taken out the humid air in the electric power cabinet and outside fresh air to in refrigeration region (103), go out tuber pipe (3) and electric power cabinet intercommunication.

5. The electric cabinet dehumidifier of claim 4, wherein: the end part of the fresh air pipe (5) is fixedly connected with a filter screen (11).

6. The electric cabinet dehumidifier of claim 5, wherein: the novel air pipe is characterized in that a moisture absorption mesh (12) is fixedly connected inside the novel air pipe (5), a drying agent is wrapped inside the moisture absorption mesh (12), and the drying agent is a 4A molecular sieve drying agent.

7. The electric cabinet dehumidifier recited in claim 6, wherein: the bottom of the cavity of the water tank (6) is a conical cavity, the second liquid level detector (113) is located above the conical cavity, and the drain pipe (7) is located at the bottom of the conical cavity.

8. The electric cabinet dehumidifier of claim 7, wherein: still include humidity transducer, humidity transducer sets up in the electric power cabinet, humidity transducer is connected with the controller.

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