CN213093639U - Dehumidification device for electric automation equipment - Google Patents
Dehumidification device for electric automation equipment Download PDFInfo
- Publication number
- CN213093639U CN213093639U CN202022218834.3U CN202022218834U CN213093639U CN 213093639 U CN213093639 U CN 213093639U CN 202022218834 U CN202022218834 U CN 202022218834U CN 213093639 U CN213093639 U CN 213093639U
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- cabinet body
- air
- centrifugal fan
- cabinet
- storage box
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Abstract
A dehumidification device for electrical automation equipment belongs to the technical field of electrical equipment and comprises a cabinet body, wherein one side of the cabinet body is rotatably connected with a cabinet door through a hinge, a plurality of placing grooves are formed in the inner side of the cabinet door, and a drying agent is laid in each placing groove; an air inlet channel is arranged at the inner bottom of the cabinet body, a humidity sensor is arranged on the inner wall of the cabinet body and connected with a controller, a centrifugal fan is arranged at the inner top of the cabinet body and connected with the controller, the centrifugal fan is connected with an air storage box, a filter screen is arranged in the air storage box, and an air outlet is arranged on the air storage box; the outside of the cabinet body is equipped with the support frame, is equipped with the evaporimeter on the support frame, and the evaporimeter is connected with the air outlet, is equipped with the drain pipe on the evaporimeter, and the evaporimeter is connected with centrifugal fan, is equipped with the exhaust pipe on the centrifugal fan, and the exhaust pipe is connected with inlet air channel around the outer rear portion of the cabinet body. Through setting up standing groove, inlet air channel isotructure, improved dehumidification efficiency.
Description
Technical Field
The utility model relates to an electrical equipment technical field, concretely relates to dehydrating unit for electrical automation equipment.
Background
The control cabinet in the electric automation equipment is to assemble the switch equipment, the measuring instrument, the protective electric appliance and the auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement, the arrangement of the control cabinet should meet the requirement of normal operation of a power system, the control cabinet is convenient to overhaul, and the safety of people and surrounding equipment is not endangered.
But the dehumidification effect of the existing electric automation equipment is poor, the traditional dehumidification mode is generally ventilation dehumidification, and natural wind is utilized to dry the equipment so as to dehumidify the equipment. The method not only takes much time, but also has uneven dehumidification; and dehumidification efficiency is very low in rainy weather.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned shortcoming that prior art exists, the utility model discloses an electric automation equipment uses dehydrating unit has solved electric automation equipment dehumidification effect poor, the inhomogeneous problem of dehumidification, has improved dehumidification efficiency.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a dehumidification device for electrical automation equipment comprises a cabinet body, wherein one side of the cabinet body is rotatably connected with a cabinet door through a hinge, a plurality of placing grooves are formed in the inner side of the cabinet door, and a desiccant is laid in each placing groove;
an air inlet channel is arranged at the inner bottom of the cabinet body, a humidity sensor is arranged on the inner wall of the cabinet body and connected with a controller, a centrifugal fan is arranged at the inner top of the cabinet body and connected with the controller, an exhaust pipe is arranged on the centrifugal fan and connected with the air inlet channel around the outer part of the cabinet body, the centrifugal fan is connected with an air storage box, a filter screen is arranged in the air storage box, and an air outlet is formed in the air storage box;
a support frame is arranged outside the cabinet body, an evaporator is arranged on the support frame and is connected with the air outlet,
the evaporator is provided with a water drainage pipe, the water drainage pipe is connected with a water tank, the evaporator is provided with an air outlet, and the air outlet is connected with the centrifugal fan.
Preferably, the placing grooves are uniformly arranged on the inner side of the cabinet door.
Preferably, the drying agent is silica gel or activated alumina.
Preferably, a sealing sleeve is arranged between the cabinet door and the cabinet body.
Preferably, the size of the air storage box is larger than that of the centrifugal fan.
Preferably, a plurality of air inlets are arranged in the air inlet channel, and the plurality of air inlets are uniformly arranged at the bottom in the cabinet body.
The utility model has the advantages of that:
1. the utility model provides a hot blast main, centrifugal fan, evaporimeter isotructure can effectually dehumidify equipment comprehensively, has solved the current poor problem of electric automation equipment dehumidification effect, has improved dehumidification efficiency.
2. The utility model discloses a set up the standing groove on the cabinet door and place the drier, carry out dual dehumidification through using the drier. Especially when equipment such as centrifugal fan breaks down, avoided the too moist problem in the equipment during it. The mode has simple structure and convenient use, and only needs to replace the drying agent regularly. And silica gel or active alumina that the drier adopted all use the principle of physical adsorption to carry out the drying to electric automatization cabinet, consequently can not produce extra heat in the drying process, solved heating dehumidification equipment and can produce the heat in the use, make electrical equipment break down very easily, give people the problem of bringing the loss.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
fig. 1 is a schematic view of the dehumidification device for electric automation equipment of the present invention.
In the figure: 1-cabinet body, 2-cabinet door, 3-placing groove, 4-air inlet channel, 5-centrifugal fan, 6-filter screen, 7-evaporator and 8-water outlet pipe.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings.
As shown in fig. 1, the utility model comprises a cabinet body 1, a cabinet door 2 is rotatably connected to one side of the cabinet body 1 through a hinge, and a sealing sleeve is arranged between the cabinet door 2 and the cabinet body 1 to reduce the entrance of moisture; the cabinet door 2 inboard is equipped with a plurality of standing grooves 3, and a plurality of standing grooves 3 evenly set up in the inboard of cabinet door 2, have laid the drier in every standing groove 3, and the drier is established to silica gel or active alumina to ensure to absorb the moisture in the cabinet body 1 comprehensively.
The interior bottom of the cabinet body 1 is provided with an air inlet channel 4, a plurality of air inlets are arranged in the air inlet channel 4, and the plurality of air inlets are uniformly arranged at the bottom in the cabinet body 1 so as to ensure that the dry air enters all corners of the cabinet body 1 and is uniformly diffused. The inner wall of the cabinet body 1 is provided with a humidity sensor which is connected with a controller for monitoring the humidity in the cabinet body 1 in real time. A centrifugal fan 5 is arranged at the inner top of the cabinet body 1, and the centrifugal fan 5 is connected with the controller so as to ensure that the centrifugal fan 5 is started when the humidity of the humidity sensor exceeds a set value; an exhaust pipe is arranged on the centrifugal fan 5, and the exhaust pipe is connected with the air inlet channel 4 around the outside of the cabinet body 1, so that energy is saved; the centrifugal fan 5 is connected with an air storage box, the size of the air storage box is larger than that of the centrifugal fan 5 so as to ensure that discharged air enters the air storage box, and a filter screen 6 is arranged in the air storage box so as to filter impurities in the air; the air storage box is provided with an air outlet for discharging purified air.
A support frame is arranged outside the cabinet body 1, an evaporator 7 is arranged on the support frame, the evaporator 7 is connected with an air outlet, and a drain pipe 8 is arranged on the evaporator 7 so as to facilitate water drops to flow out; an air outlet is arranged on the evaporator 7 and is connected with the centrifugal fan 5.
When the drying cabinet is used, firstly, the drying agent is uniformly placed in the placing groove 3 of the cabinet door 2, and silica gel or activated alumina adopted by the drying agent is used for drying the electric automation cabinet by applying the principle of physical adsorption, so that extra heat cannot be generated in the drying process, the drying cabinet is simple in structure and convenient to use, the drying agent only needs to be replaced at regular time, and certain moisture can be absorbed; then, when the humidity value of the humidity sensor exceeds a preset value, information is transmitted to the controller, the cabinet is opened, the drying agent is replaced, meanwhile, the centrifugal fan 5 starts to operate, impurities are filtered by the gas through the filter screen 6, the filtered gas enters the evaporator 7, and after low temperature is generated, water molecules in the air become water to flow out when passing through the ice-cold evaporator 7; surplus air gets into centrifugal fan 5, and centrifugal fan 5 has solved the poor, inhomogeneous problem of dehumidification of electric automation equipment dehumidification effect through inlet air channel 4 in entering into the inlet air channel 4 of the 1 bottom of the cabinet body, so circulation, has improved dehumidification efficiency.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. A dehumidification device for electric automation equipment comprises a cabinet body, wherein one side of the cabinet body is rotatably connected with a cabinet door through a hinge, and the dehumidification device is characterized in that a plurality of placing grooves are formed in the inner side of the cabinet door, and a drying agent is laid in each placing groove;
an air inlet channel is arranged at the inner bottom of the cabinet body, a humidity sensor is arranged on the inner wall of the cabinet body and connected with a controller, a centrifugal fan is arranged at the inner top of the cabinet body and connected with the controller, an exhaust pipe is arranged on the centrifugal fan and connected with the air inlet channel around the outer part of the cabinet body, the centrifugal fan is connected with an air storage box, a filter screen is arranged in the air storage box, and an air outlet is formed in the air storage box;
the improved water-saving cabinet is characterized in that a support frame is arranged outside the cabinet body, an evaporator is arranged on the support frame, the evaporator is connected with the air outlet, a drain pipe is arranged on the evaporator, the drain pipe is connected with a water tank, an air outlet is formed in the evaporator, and the air outlet is connected with the centrifugal fan.
2. The dehumidification device for electric automation equipment as claimed in claim 1, wherein a plurality of said placement grooves are uniformly disposed inside said cabinet door.
3. The dehumidification device for electric automation equipment as claimed in claim 1, wherein the desiccant is silica gel or activated alumina.
4. The dehumidification device for the electrical automation equipment as claimed in claim 1, wherein a sealing sleeve is provided between the cabinet door and the cabinet body.
5. A dehumidifying device as claimed in claim 1 wherein the size of the air storage box is larger than the size of the centrifugal fan.
6. The dehumidification device for electric automation equipment as claimed in claim 1, wherein a plurality of air inlets are provided in the air inlet channel, and the plurality of air inlets are uniformly arranged at the bottom inside the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218834.3U CN213093639U (en) | 2020-09-29 | 2020-09-29 | Dehumidification device for electric automation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218834.3U CN213093639U (en) | 2020-09-29 | 2020-09-29 | Dehumidification device for electric automation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213093639U true CN213093639U (en) | 2021-04-30 |
Family
ID=75613790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022218834.3U Expired - Fee Related CN213093639U (en) | 2020-09-29 | 2020-09-29 | Dehumidification device for electric automation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213093639U (en) |
-
2020
- 2020-09-29 CN CN202022218834.3U patent/CN213093639U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210430 Termination date: 20210929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |