CN219268172U - Dampproofing condensation device of preventing - Google Patents

Abstract

The utility model relates to a dampproof and condensation-proof device, which comprises a ventilation pipe, a dustproof filter screen, an external plugging plate, a rotary electromagnet, a modularized drying device, a heater, a heating fan, a converter fan, an internal plugging plate, a corner electromagnet and a temperature and humidity controller, wherein the ventilation pipe is arranged in a ventilation opening on a closed box body in a penetrating way and fixedly connected with the ventilation opening; the temperature and humidity controller is arranged in the closed box body to detect the temperature and humidity value in the closed box body. The device is favorable to reducing the humidity in the airtight box body and prevents the phenomenon of condensation.

Description

Dampproofing condensation device of preventing

Technical Field

The utility model relates to a dampproof and condensation-proof device.

Background

In distribution lines, closed cabinet devices are widely used, for example: the ring main unit and the switch cabinet are used as important devices for opening and closing, controlling and protecting electric equipment, and play a vital role in the distribution and electric energy conversion processes of the electric power system. In recent years, outdoor equipment safety accidents caused by condensation phenomenon occur in different areas of China for many times, and the safety operation of outdoor electrical equipment is seriously threatened. Particularly, under the conditions of high temperature, high humidity, low temperature, high humidity and the like, the condensation phenomenon is extremely easy to occur in the ring main unit, so that the corrosion of parts and the reduction of the insulation performance of electrical equipment are caused, the mechanical and electrical performances are influenced, and single-phase grounding, interphase short circuit or failure of refusing action of the equipment is caused.

Disclosure of Invention

The utility model aims to provide a dampproof and condensation-proof device which is beneficial to reducing the humidity in a closed box body and preventing the condensation phenomenon.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a dampproofing anti-condensation device, includes ventilation pipe, dustproof filter screen, outside shutoff board, rotary electromagnet, modularization drying device, heater, heating fan, converting fan, inside shutoff board, corner electro-magnet and temperature and humidity controller, the ventilation pipe wears to locate in the vent on the airtight box and with airtight box fixed connection, the ventilation pipe outside end is installed outside the outside shutoff board the dustproof filter screen is installed to the ventilation pipe, install in proper order outside to inside in the ventilation pipe rotary electromagnet, modularization drying device, heater, heating fan and converting fan, rotary electromagnet's output is connected with outside shutoff board to drive its rotation and opens and shuts, the corner electro-magnet is installed to ventilation pipe inside end side, the output of corner electro-magnet is connected with inside shutoff board to drive its shutoff or open ventilation pipe inside end; the temperature and humidity controller is arranged in the closed box body to detect the temperature and humidity value in the closed box body.

Further, a vent is formed in the wall of the closed box body, a connecting plate is arranged at the outer side of the vent pipe, and the vent pipe penetrates through the vent and is fixedly connected with the wall of the closed box body through a fastener.

Further, the outside shutoff board includes fixed plate and rotor plate, a plurality of through-holes have been seted up along circumference on the fixed plate, the rotor plate middle part is connected with the output of rotatory electro-magnet, the rotor plate periphery has the blade that suits with each through-hole to open or close the through-hole when the rotor plate rotates.

Further, the rotary electromagnet, the modularized drying device, the heater, the heating fan and the converter fan are respectively arranged in the ventilation pipe through corresponding brackets.

Further, the electric power supply device further comprises a power supply module, and the rotary electromagnet, the heater, the heating fan, the converter fan, the corner electromagnet and the temperature and humidity controller are respectively connected with an external power supply circuit through the power supply module.

Further, the temperature and humidity controller is electrically connected with the rotary electromagnet, the heater, the heating fan, the converter fan and the corner electromagnet respectively, so that each part of the device is controlled to work according to the detected temperature and humidity value.

Further, a moisture absorption drying agent is arranged in the modularized drying device, a window is formed in the periphery of a pipe section of the ventilation pipe provided with the modularized drying device, and a visible heat absorption window is arranged on the window.

Further, two ventilation openings are formed in the closed box body, one of the damp-proof and condensation-proof devices is installed in each ventilation opening, a converter fan in one of the damp-proof and condensation-proof devices is an air inlet fan, and a converter fan in the other damp-proof and condensation-proof device is an air exhaust fan.

Compared with the prior art, the utility model has the following beneficial effects: the device is arranged on the wall of the closed box body, the temperature and humidity value in the closed box body is detected through a temperature and humidity controller, and the device is started timely to discharge the wet air in the closed box body, so that the humidity in the closed box body is reduced, and the phenomenon of condensation in the closed box body is prevented; meanwhile, a drying device and a dustproof filter screen are arranged on the ventilation pipe to ensure that the air entering the interior of the closed box meets the requirements of pollution prevention and drying; in addition, a heater and a heating fan are further arranged in the ventilation pipe, so that when the humidity of the hygroscopic desiccant in the drying device is in a saturated state, the heater and the heating fan are started to evaporate the moisture in the desiccant into the air, and the hygroscopic desiccant can be reused. Therefore, the utility model has strong practicability and wide application prospect.

Drawings

FIG. 1 is a schematic view of the overall structure of the device (with one side wall of the vent removed) according to an embodiment of the utility model;

fig. 2 is a schematic view of the internal structure of the device according to the embodiment of the present utility model.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As shown in fig. 1 and 2, the embodiment provides a dampproof condensation preventing device, which comprises a ventilation pipe 1, a dustproof filter screen 2, an external plugging plate 3, a rotary electromagnet 4, a modularized drying device 5, a heater 6, a heating fan 7, a converter fan 8, an internal plugging plate 9, a corner electromagnet 10 and a temperature and humidity controller, wherein the ventilation pipe 1 is arranged in a ventilation opening on a closed box body in a penetrating manner and is fixedly connected with the closed box body, the external plugging plate 3 is arranged at the outer side end of the ventilation pipe 1, the dustproof filter screen 2 is arranged at the outer side of the external plugging plate 3 of the ventilation pipe 1, the rotary electromagnet 4, the modularized drying device 5, the heater 6, the heating fan 7 and the converter fan 8 are sequentially arranged in the ventilation pipe 1 from outside to inside, the output end of the rotary electromagnet 4 is connected with the external plugging plate 3 so as to drive the rotary opening and closing of the rotary electromagnet 10 is arranged at the side of the inner side end of the ventilation pipe 1, and the output end of the corner electromagnet 10 is connected with the internal plugging plate 9 so as to drive the rotary electromagnet to seal or open the inner side end of the ventilation pipe 1; the temperature and humidity controller is arranged in the closed box body to detect the temperature and humidity value in the closed box body.

The air vent is formed in the wall of the closed box body, the connecting plate 11 is arranged at the outer side of the ventilation pipe 1, and the ventilation pipe 1 is arranged in the air vent in a penetrating mode and fixedly connected with the connecting plate 11 and the wall of the closed box body through a fastener.

The external plugging plate 3 comprises a fixed plate and a rotating plate, a plurality of through holes are formed in the fixed plate along the circumferential direction, the middle of the rotating plate is connected with the output end of the rotating electromagnet, and blades corresponding to the through holes are arranged on the periphery of the rotating plate so as to open or close the through holes when the rotating plate rotates.

Through this device can realize the circulation of air of airtight box inside and outside, reduce the inside relative humidity of the inside outside difference in temperature of airtight box and box, prevent the production of condensation.

The dustproof filter screen 4 is arranged at the outermost end of the ventilation pipe 1, and when the dustproof filter screen 4 exchanges air outside the airtight box body, dust in the air is blocked outside the airtight box body, so that the dust in the air is prevented from entering the airtight box body, and the antifouling grade requirement of equipment inside the airtight box body is influenced.

The heater 6 is mounted in the ventilation duct by means of a bracket. The hygroscopic desiccant 2 is filled in the ventilation pipe section between the heater 6 and the dustproof filter screen 4. When the moisture absorption drying agent 2 exchanges air outside the closed box body, the air dried by the drying agent is sent into the closed box body, so that the temperature difference between the inside and the outside of the box body is reduced, and the relative humidity in the closed box body is reduced.

The rotary electromagnet 4, the modularized drying device 5, the heater 6, the heating fan 7 and the converter fan 8 are respectively arranged in the ventilation pipe 1 through corresponding brackets.

The device also comprises a power supply module, wherein the rotary electromagnet 4, the heater 6, the heating fan 7, the converter fan 8, the corner electromagnet 9 and the temperature and humidity controller are respectively connected with an external power supply circuit through the power supply module.

The temperature and humidity controller is respectively and electrically connected with the rotary electromagnet 4, the heater 6, the heating fan 7, the converter fan 8 and the corner electromagnet 9, so as to control each part of the device to work according to the detected temperature and humidity value.

The modularized drying device 5 is provided with a moisture absorption drying agent. The periphery of the pipe section of the ventilation pipe provided with the modularized drying device is provided with a window, and the window is provided with a visual heat absorption window 12.

Through setting up visual heat absorption window 12, can observe the service condition of moisture absorption drier in the drying device, also the heat in the sunlight is absorbed to the accessible visual heat absorption window, opens outside shutoff board 3 this moment, can evaporate the moisture in the drier, and in arranging the air outside the seal box, messenger moisture absorption drier repeatedly usable. When humidity in the moisture is larger, the humidity sensor monitors that the drying agent is in a saturated state, the heater 6 and the heating fan 7 are started, the heating fan blows air outwards, the heating fan heats the drying agent into hot air, the moisture in the drying agent is evaporated into the air, and the moisture in the air is effectively prevented from entering the interior of the closed box.

In order to realize effective ventilation of the closed box body, two ventilation openings are formed in the closed box body, one of the dampproof and condensation-proof devices is respectively arranged in the two ventilation openings, a converter fan in one dampproof and condensation-proof device is an air inlet fan, namely, air is introduced from the outside of the closed box body inwards, and a converter fan in the other dampproof and condensation-proof device is an air exhaust fan, namely, air is exhausted from the inside of the closed box body outwards.

The working process of the dampproof condensation preventing device provided by the embodiment is as follows:

1) When the temperature and humidity in the closed box body are normal, the inner plugging plate and the outer plugging plate are in a closed state, so that the air inside and outside the closed box body is isolated, and meanwhile, the desiccant in the drying device is prevented from being in contact with the outside air to be affected with damp as much as possible.

2) When the temperature and humidity controller in the closed box body monitors that the temperature and humidity exceeds the threshold value, the inner plugging plate and the outer plugging plate are opened, the converter fan is started, the dried air is sent into the closed box body, ventilation replacement in the box body is promoted, the humidity of the gas in the box body is reduced, and meanwhile the temperature difference between the inside and the outside of the box body is reduced.

3) When the desiccant is wet, the inner plugging plate is closed, the outer plugging plate is opened, the heater and the heating fan are started, the desiccant is dehydrated, and the regeneration of the desiccant is realized.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (8)

1. The utility model provides a dampproofing anti-condensation device, its characterized in that includes ventilation pipe, dustproof filter screen, outside shutoff board, rotary electromagnet, modularization drying device, heater, heating fan, commutating fan, inside shutoff board, corner electro-magnet and temperature and humidity controller, the ventilation pipe wears to locate in the vent on the airtight box and with airtight box fixed connection, the ventilation pipe outside end is installed outside the shutoff board is installed dustproof filter screen, install in the ventilation pipe outside in proper order rotary electromagnet, modularization drying device, heater, heating fan and commutating fan, rotary electromagnet's output is connected with outside shutoff board to drive its rotation open and shut, the ventilation pipe inside end side is installed the corner electro-magnet, the output of corner electro-magnet is connected with inside shutoff board to drive its shutoff or open ventilation pipe inside end; the temperature and humidity controller is arranged in the closed box body to detect the temperature and humidity value in the closed box body.

2. The dampproof and condensation preventing device according to claim 1, wherein a vent is formed in the wall of the closed box body, a connecting plate is arranged at the outer side of the vent pipe, and the vent pipe penetrates through the vent hole and fixedly connects the connecting plate with the wall of the closed box body through a fastener.

3. The dampproof and anti-condensation device according to claim 1, wherein the external plugging plate comprises a fixed plate and a rotating plate, a plurality of through holes are formed in the fixed plate along the circumferential direction, the middle part of the rotating plate is connected with the output end of the rotating electromagnet, and blades corresponding to the through holes are arranged on the periphery of the rotating plate so as to open or close the through holes when the rotating plate rotates.

4. A moisture and condensation preventing apparatus according to claim 1, wherein the rotary electromagnet, the modular drying apparatus, the heater, the heating fan, and the commutating fan are respectively installed in the ventilating duct through corresponding brackets.

5. The dampproof and anti-condensation device according to claim 1, further comprising a power module, wherein the rotary electromagnet, the heater, the heating fan, the converter fan, the corner electromagnet and the temperature and humidity controller are connected with an external power supply circuit through the power module respectively.

6. The dampproof and anti-condensation device according to claim 1, wherein the temperature and humidity controller is electrically connected with the rotary electromagnet, the heater, the heating fan, the converter fan and the corner electromagnet respectively, so as to control each part of the device to work according to the detected temperature and humidity value.

7. The dampproof and condensation preventing device according to claim 1, wherein a moisture absorbing and drying agent is arranged in the modularized drying device, a window is formed in the periphery of a pipe section of the ventilating pipe provided with the modularized drying device, and a visible heat absorbing window is arranged on the window.

8. The dampproof and condensation preventing device according to claim 1, wherein two ventilation openings are formed in the closed box body, one dampproof and condensation preventing device is respectively arranged in the two ventilation openings, a converter fan in one dampproof and condensation preventing device is an air inlet fan, and a converter fan in the other dampproof and condensation preventing device is an air exhaust fan.

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