CN111313283A - Ring main unit capable of dehumidifying - Google Patents
Ring main unit capable of dehumidifying Download PDFInfo
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- CN111313283A CN111313283A CN202010143480.2A CN202010143480A CN111313283A CN 111313283 A CN111313283 A CN 111313283A CN 202010143480 A CN202010143480 A CN 202010143480A CN 111313283 A CN111313283 A CN 111313283A
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- Prior art keywords
- fan
- main unit
- air
- cabinet body
- humidity
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
Abstract
The invention discloses a dehumidifying ring main unit, which comprises a main unit, wherein the side wall of the main unit is provided with a vent and a shutter, the side wall of the main unit is fixed with a shell, the upper end of a slide block in the shell is fixed with a fan, the top wall of the shell is fixed with a condensing device, when a controller receives that the humidity value in the main unit measured by a humidity sensor is larger than a first preset value and smaller than a second preset value, the fan can be triggered to rotate forwards, so that the air in the main unit is pumped out through the second vent, the fan and the shutter in sequence, thereby realizing the ventilation enhancement and the dehumidification, when the humidity value received by the controller is larger than the second preset value, the fan can be triggered to rotate backwards, the electric telescopic push rod is triggered to push out at the same time, the condensing device is triggered, so that the air in the main unit can circulate through the first vent, the fan, a refrigerating surface and the second vent, and the automatic dehumidification function is carried out by automatically selecting different dehumidification modes according to the humidity in the cabinet.
Description
Technical Field
The invention relates to the technical field of power distribution of power systems, in particular to a dehumidifying ring main unit.
Background
The ring main unit is widely applied as an electrical device for ring network power supply, but the ring main unit is mostly installed in outdoor open air, the humidity in the ring main unit is greatly influenced by weather, and the ring main unit is often connected with a cable trench, which easily causes the humidity in the ring main unit to be high, thereby causing condensation and water accumulation, and further causing element short circuit or damaging internal elements, therefore, the moisture problem of the ring main unit becomes one of main failure reasons in the ring main unit, aiming at the problem, two measures are mainly taken at present, one measure is to regularly maintain the ring main unit by operation and maintenance staff according to experience, remove condensation and water accumulation in the ring main unit, but the removal work often has dead corners, power is needed to be cut off when necessary, the period of the regular maintenance work is often long, and in rainy weather, more regular condensation and water accumulation can occur in the ring main unit in a short time, thereby the maintenance work is difficult to meet the operation requirement in the ring, the other measure is to adopt a dehumidifier to dehumidify, but a single dehumidification mode is often selected to dehumidify, the dehumidification effect is limited, the dehumidification mode cannot be regulated and controlled in real time according to the humidity in the cabinet, and different dehumidification modes are preferably selected to dehumidify, so that the dehumidification effect is improved, the energy-saving effect is achieved, the dehumidification requirement of the ring main unit cannot be met, and the safe operation of a power grid is influenced.
Disclosure of Invention
In view of the above, the present invention is directed to a dehumidifying ring main unit, so as to achieve a function that the ring main unit can detect humidity of air in the ring main unit in real time and automatically select different dehumidifying methods according to the humidity in the ring main unit to perform dehumidification.
Based on the above purpose, the invention designs a dehumidifying ring main unit, which comprises:
the side wall of one side of the cabinet body is provided with a vent, the side wall of the other side of the cabinet body is relatively provided with a shutter, and the shutter is provided with a turnover blade;
the shell is fixed on the side wall of the cabinet body, and a first air port is formed in the upper end of the shell;
the sliding rail is fixed on the inner wall of the shell;
the sliding block is clamped on the sliding rail and can slide along the sliding rail;
one end of the elastic piece is fixed on the sliding rail, and the other end of the elastic piece is fixedly connected with the sliding block;
the electric telescopic push rod is fixed on the inner wall of the shell, and the movable end of the electric telescopic push rod is fixedly connected with the lower end of the sliding block;
the fan is fixed at the upper end of the sliding block, and the wind surface of the fan is right opposite to the shutter;
the condensing device is fixed on the top wall of the shell and is oppositely provided with a refrigerating surface and a radiating surface, and the refrigerating surface is opposite to the surface of the fan far away from the shutter;
the water collecting tank is arranged at the lower end of the refrigerating surface, the outlet of the water collecting tank is externally connected with a water outlet pipe, and the water outlet pipe extends to the outer side of the cabinet body;
the second air port is arranged on the side wall of one side of the shell close to the radiating surface;
the humidity sensor is fixed in the cabinet body and used for detecting the air humidity in the cabinet body;
the fan rotates forwards, so that air in the cabinet body can be pumped out sequentially through the second air opening, the fan and the louver, the fan rotates reversely, the blades can be turned and closed, the blades are pushed out by the electric telescopic push rod, the sliding block can be driven to slide to drive the fan to move towards the refrigerating surface, so that the air in the cabinet body circularly circulates sequentially through the first air opening, the fan, the refrigerating surface and the second air opening, the sliding block can be pulled to slide and reset by the elastic piece, so that the fan moves and resets, and the upper end of the fan covers and closes the first air opening;
the controller is electrically connected with the humidity sensor, the electric telescopic push rod, the fan and the condensing device, can receive a humidity value measured by the humidity sensor through the controller, triggers the fan to rotate forwards when the humidity value received by the controller is greater than a first preset value and smaller than a second preset value, triggers the fan to rotate backwards when the humidity value received by the controller is greater than the second preset value, and triggers the electric telescopic push rod to push out and the condensing device to condense water vapor in air.
Preferably, the condensing means is a semiconductor refrigerator.
Preferably, the second tuyere is located at an upper end of a side wall of the housing.
Preferably, the water collection trough is designed in a funnel shape with a large top and a small bottom.
Preferably, the ventilation openings are designed as uniformly spaced strip-shaped through holes.
Preferably, the outer end of the ventilation opening is sequentially provided with a dustproof filter screen and a water absorption layer from outside to inside, and the water absorption layer is filled with a dehumidifying agent for dehumidifying air while ventilating.
Preferably, the material of the dehumidifying agent can adopt one or more of active carbon, silica gel, anhydrous calcium chloride and phosphorus pentoxide.
Preferably, rain baffles are arranged at the upper ends of the outer sides of the ventilation opening and the louver.
Preferably, the humidity sensor is located at the top end in the cabinet body.
From the above, the dehumidifying ring main unit designed by the invention is provided with the cabinet body, the side wall of one side of the cabinet body is provided with the ventilation opening, the side wall of the other side of the cabinet body is relatively provided with the shutter to facilitate ventilation, the side wall of the cabinet body is fixed with the shell, the inner wall of the shell is fixed with the slide rail, the slide rail is clamped with the slide block, the upper end of the slide block is fixed with the fan, the wind surface of the fan is right opposite to the shutter and can be controlled to turn in different directions to realize different air draft directions, and the reversible blades are arranged on the shutter and can be turned and closed by controlling the fan to draw air inwards so as to seal the shutter, the top wall of the shell is fixed with the condensing device, the refrigerating surface of the condensing device is right opposite to the surface of the fan far away from the shutter, therefore, when the fan draws air inwards, the air is blown to, the dehumidification effect is realized, the lower end of the refrigeration surface is provided with a water collecting tank, so that water vapor is condensed and then is collected through the water collecting tank, and is discharged to the outer side of the cabinet body through a water outlet pipe, the water vapor is positively rotated through a fan, the upper end of the fan can cover and seal a first air port, so that air in the cabinet body is sequentially pumped out through a second air port, the fan and the louver, the ventilation between the inside of the cabinet body and the outside is enhanced, the dehumidification effect is realized, the blades can be turned over and closed through the reverse rotation of the fan, meanwhile, the blades can be pushed out through an electric telescopic push rod, a slide block can be driven to slide, the fan is driven to move towards the refrigeration surface, so that the first air port is opened, the air in the cabinet body can be circularly circulated through the first air port, the fan, the refrigeration surface and the second air port, the ventilation between the inside of the, therefore, the effect of condensation and dehumidification is realized, the sliding block can be pulled to slide and reset through the elastic piece, so that the fan moves and resets, the upper end of the fan covers and seals the first air port, the controller is arranged, when the humidity value received by the controller is larger than a first preset value and smaller than a second preset value, namely when the humidity value in the cabinet is detected to exceed a certain safety value but does not reach a certain high value, the forward rotation of the fan is triggered to start the enhancement of ventilation for dehumidification, when the humidity value received by the controller is larger than the second preset value, the humidity in the cabinet is detected to exceed a certain high value, or when the humidity is increased in a mode of enhancing ventilation for dehumidification, the humidity in the outside air is also higher, so that the controller can trigger the reverse rotation of the fan, simultaneously trigger the electric telescopic push rod to push out, and trigger the condensing device, thereby realizing the effect of reducing the ventilation with the outside in the cabinet and dehumidifying through condensation, and realizing the real-time detection of, and carry out the function of automatic dehumidification according to the humidity automatic preferred different dehumidification mode in the cabinet to better guarantee dehumidification effect, and reach more energy-conserving effect.
Drawings
FIG. 1 is a schematic structural diagram of a fan in a forward rotation state according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a fan in a reverse rotation state according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the embodiment of the present invention at B of FIG. 3;
fig. 5 is a side view of a vent in accordance with an embodiment of the present invention.
In the figure: the air conditioner comprises a cabinet body 1, an air vent 2, a dustproof filter screen 21, a water absorption layer 22, a shutter 3, blades 31, a shell 4, a first air opening 41, a second air opening 42, a sliding rail 5, a sliding block 51, an elastic piece 6, an electric telescopic push rod 7, a fan 8, a condensing device 9, a refrigerating surface 91, a heat dissipation surface 92, a water collecting tank 10, a water outlet pipe 11, a humidity sensor 12, a controller 13 and a rain baffle 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
A dehumidifying ring main unit comprises a main body 1, a ventilation opening 2 is arranged on the side wall of one side of the main body 1, a louver 3 is arranged on the side wall of the other side, a turnover blade 31 is arranged on the louver 3, a shell 4 is fixed on the side wall of the main body 1, a first air opening 41 is arranged at the upper end of the shell 4, a slide rail 5 is fixed on the inner wall of the shell 4, a slide block 51 is clamped on the slide rail 5, the slide block 51 can slide along the slide rail 5, an elastic part 6 is arranged, one end of the elastic part 6 is fixed on the slide rail 5, the other end is fixedly connected with the slide block 51, an electric telescopic push rod 7 is fixed on the inner wall of the shell 4, the movable end of the electric telescopic push rod 7 is fixedly connected with the lower end of the slide block 51, a fan 8 is fixed on the upper end of the slide block 51, the air surface of the fan 8 is right opposite to the louver, the refrigeration surface 91 is just opposite to the side of the fan 8 far away from the louver 3, the lower end of the refrigeration surface 91 is provided with a water collecting tank 10, the outlet of the water collecting tank 10 is externally connected with a water outlet pipe 11, the water outlet pipe 11 extends to the outer side of the cabinet body 1, the side wall of the shell 4 close to the radiating surface 92 is provided with a second air opening 42, a humidity sensor 12 is fixed in the cabinet body 1 and used for detecting the air humidity in the cabinet body 2, the air in the cabinet body 1 can be sequentially pumped out through the second air opening 42, the fan 8 and the louver 3 through the forward rotation of the fan 8, the blades 31 can be turned over and closed through the reverse rotation of the fan 8 and can be pushed out through the electric telescopic push rod 7 at the same time, the slide block 51 can be driven to slide to drive the fan 8 to move towards the refrigeration surface 91, so that the air in the cabinet body 1 sequentially passes through the, so that fan 8 removes and resets, so that fan 8 upper end covers and seals first wind gap 41, be provided with controller 13, controller 13 and humidity transducer 12, electronic flexible push rod 7, fan 8, condensing equipment 9 electricity is connected, can receive the humidity value that humidity transducer 12 surveyed through controller 13, when the humidity value that controller 13 received is greater than first default and is less than the second default, trigger fan 8 corotation, when the humidity value that controller 13 received is greater than the second default, trigger fan 8 reversal, trigger simultaneously electronic flexible push rod 7 and release, and trigger condensing equipment 9, be used for the steam in the condensation air.
The invention is provided with a cabinet body 1, a vent 2 is arranged on the side wall of one side of the cabinet body 1, a shutter 3 is oppositely arranged on the side wall of the other side to facilitate ventilation, a shell 4 is fixed on the side wall of the cabinet body 1, a slide rail 5 is fixed on the inner wall of the shell 4, a slide block 51 is clamped on the slide rail 5, a fan 8 is fixed at the upper end of the slide block 51, the wind surface of the fan 8 is right opposite to the shutter 3, and different air draft directions can be realized by controlling different steering directions of the fan 8, and because the shutter 3 is provided with a reversible blade 31, when the fan 8 is controlled to draw air inwards, the blade 31 is turned over and closed to seal the shutter 3, a condensing device 9 is fixed on the top wall of the shell 4, the refrigerating surface 91 of the condensing device 9 is right opposite to the surface of the fan 8 far away from the shutter 3, therefore, when the fan 8 is controlled to draw air inwards, the dehumidification effect is realized, the water collecting tank 10 is arranged at the lower end of the refrigeration surface 91, so that water vapor is condensed and then is collected through the water collecting tank 10, and is discharged to the outer side of the cabinet body 1 through the water outlet pipe 11, the fan 8 rotates forwards, the upper end of the fan 8 can cover and seal the first air port 41, so that air in the cabinet body 1 is pumped out through the second air port 42, the fan 8 and the louver 3 in sequence, the ventilation between the interior of the cabinet body 1 and the outside is enhanced, the dehumidification effect is realized, the blades 31 can be turned over and closed through the reverse rotation of the fan 8, and meanwhile, the blades are pushed out through the electric telescopic push rod 7, the sliding block 51 can be driven to slide, the fan 8 is driven to move towards the refrigeration surface 91, the first air port 41 is opened, so that the air in the cabinet body 1 can circulate through the first air port 41, the fan 8, the refrigeration surface 91 and the second air port 42 in sequence, meanwhile, air in the circulating cabinet body 1 is condensed through the refrigerating surface 91, so that the effect of condensation and dehumidification is realized, the sliding block 51 can be pulled to slide and reset through the elastic piece 6, so that the fan 8 can move and reset, the upper end of the fan 8 covers and seals the first air port 41, the controller 13 is arranged, when the humidity value received by the controller 13 is larger than a first preset value and smaller than a second preset value, namely when the humidity in the cabinet is detected to exceed a certain safety value but not reach a certain high value, the fan 8 is triggered to rotate forwards, the ventilation is started to be enhanced for dehumidification, when the humidity value received by the controller 13 is larger than the second preset value, the humidity in the cabinet is detected to exceed the certain high value, or when the humidity is increased in a dehumidification mode through the enhanced ventilation, the humidity in the outside air is also higher, so that the controller 13 can trigger the fan 8 to rotate backwards, and simultaneously trigger the electric telescopic push rod, and trigger condensing equipment 9 to the realization reduces the cabinet body 1 in with external ventilation and through the effect of condensation with the dehumidification, but realize the looped netowrk cabinet real-time detection cabinet air humidity from this, and carry out the function of automatic dehumidification according to the humidity automatic preferred different dehumidification mode in the cabinet, with better guarantee dehumidification effect, and reach more energy-conserving effect.
In the embodiment of the present invention, the condensing device 9 is a semiconductor refrigerator, which is a device for producing cooling energy by using the thermoelectric effect of semiconductors, and may be oppositely provided with a cooling surface 91 and a heat radiating surface 92, wherein the cooling surface 91 is used for cooling to condense and dehumidify, and radiates heat through the heat radiating surface 92.
In the embodiment of the present invention, the second air opening 42 is located at the upper end of the side wall of the housing 1, so that when the air is condensed and dehumidified, the air circulates more through the heat dissipation surface 92, which is beneficial to heat dissipation of the condensing device 9 on the one hand, and the cool air is heated by the heat dissipation surface 92 on the other hand, so as to be beneficial to further dehumidification.
In the embodiment of the present invention, the water collecting tank 10 is designed in a funnel shape with a large top and a small bottom to facilitate the collection of the condensed water.
In the embodiment of the invention, the ventilation openings 2 are designed to be strip-shaped through holes at uniform intervals, so that the ventilation is satisfied, and meanwhile, the effect of better preventing sundries or small animals from entering the cabinet body 1 is achieved.
In the embodiment of the invention, the outer end of the ventilation opening 2 is sequentially provided with the dustproof filter screen 21 and the water absorption layer 22 from outside to inside, and the water absorption layer 22 is filled with the dehumidifying agent, so that the air is dehumidified while being prevented from dust and ventilated.
In the embodiment of the invention, the material of the dehumidifying agent can adopt one or more of activated carbon, silica gel, anhydrous calcium chloride and phosphorus pentoxide.
In the embodiment of the present invention, rain baffles 14 are disposed at the upper ends of the outer sides of the ventilation opening 2 and the louver 3 to prevent rainwater from falling into the cabinet 1.
In the embodiment of the present invention, the humidity sensor 12 is located at the top end of the cabinet 1, and the top end of the cabinet 1 is usually spacious, so that the humidity sensor 12 can detect the humidity inside the cabinet.
The invention discloses a dehumidifying ring main unit, which is provided with a main unit 1, wherein a vent 2 is arranged on the side wall of one side of the main unit 1, a shutter 3 is arranged on the side wall of the other side, a housing 4 is fixed on the side wall of the main unit 1, a slide rail 5 is fixed on the inner wall of the housing 4, a fan 8 is fixed at the upper end of a slide block 51, a condensing device 9 is fixed on the top wall of the housing 4, when the dehumidifying ring main unit works, a controller 13 can receive the humidity value in the main unit measured by a humidity sensor 12, when the humidity value received by the controller 13 is larger than a first preset value and smaller than a second preset value, the fan 8 can be triggered to rotate forwards, so that the air in the main unit 1 is pumped out through a second air port 42, the fan 8 and the shutter 3 in sequence, thereby the ventilation between the main unit 1 and the outside is enhanced, so as to achieve the dehumidifying effect, when, simultaneously triggering the electric telescopic push rod 7 to push out, triggering the condensing device 9, enabling the blades 31 to turn over and close by the reverse rotation of the fan 8, simultaneously pushing out by the electric telescopic push rod 7, driving the sliding block 51 to slide, driving the fan 8 to move towards the refrigerating surface 91, so as to open the first air port 41, thereby enabling the air in the cabinet body 1 to circulate through the first air port 41, the fan 8, the refrigerating surface 91 and the second air port 42 in sequence, thereby reducing the ventilation between the inside of the cabinet body 1 and the outside by closing the shutter 3, simultaneously realizing the effect of condensation and dehumidification by circulating the air in the cabinet body 1 and condensing through the refrigerating surface 91, pulling the sliding block 51 to slide and reset by the elastic piece 6, so as to enable the ring main unit 8 to move and reset, so as to enable the upper end of the fan 8 to cover and close the first air port 41, thereby realizing the real-time detection of the humidity of the air in the ring main unit, and automatically performing the dehumidification function by automatically, wherein, condensing equipment 9 is the semiconductor cooler, the position of second wind gap 42 is located the upper end of casing 1 lateral wall, so that when the condensation dehumidifies, the air is more through cooling surface 92 circulation, water catch bowl 10 designs into big-end-up's hourglass shape, in order to do benefit to and collect the comdenstion water, vent 2 designs into evenly spaced strip through-hole, 2 outer ends outside-in of vent are equipped with dustproof filter screen 21 and layer 22 that absorbs water in proper order, layer 22 that absorbs water is filled with the desiccant, the material of desiccant can adopt activated carbon, silica gel, anhydrous calcium chloride, one or more of phosphorus pentoxide, vent 2 and 3 outside upper ends of shutter all are equipped with weather shield 14, humidity transducer 12 is located cabinet body 1 top, because cabinet body 1 interior top is often comparatively spacious, in order to do benefit to humidity transducer 12 and detect the humidity in the cabinet.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A can dehumidify looped netowrk cabinet, its characterized in that includes:
the side wall of one side of the cabinet body is provided with a vent, the side wall of the other side of the cabinet body is relatively provided with a shutter, and the shutter is provided with a turnover blade;
the shell is fixed on the side wall of the cabinet body, and a first air port is formed in the upper end of the shell;
the sliding rail is fixed on the inner wall of the shell;
the sliding block is clamped on the sliding rail and can slide along the sliding rail;
one end of the elastic piece is fixed on the sliding rail, and the other end of the elastic piece is fixedly connected with the sliding block;
the electric telescopic push rod is fixed on the inner wall of the shell, and the movable end of the electric telescopic push rod is fixedly connected with the lower end of the sliding block;
the fan is fixed at the upper end of the sliding block, and the wind surface of the fan is right opposite to the shutter;
the condensing device is fixed on the top wall of the shell and is oppositely provided with a refrigerating surface and a heat radiating surface, and the refrigerating surface is opposite to one surface of the fan far away from the shutter;
the water collecting tank is arranged at the lower end of the refrigerating surface, a water outlet pipe is externally connected to an outlet of the water collecting tank, and the water outlet pipe extends to the outer side of the cabinet body;
the second air port is arranged on the side wall of one side of the shell, which is close to the heat dissipation surface;
the humidity sensor is fixed in the cabinet body and used for detecting the air humidity in the cabinet body;
the fan rotates forwards, so that air in the cabinet body can be drawn out sequentially through the second air opening, the fan and the shutter, the fan rotates backwards, the blades can be turned over and closed, meanwhile, the blades are pushed out by the electric telescopic push rod, the sliding block can be driven to slide, the fan is driven to move towards the refrigerating surface, the air in the cabinet body can circularly flow sequentially through the first air opening, the fan, the refrigerating surface and the second air opening, the sliding block can be pulled by the elastic piece to slide and reset, the fan is driven to move and reset, and the upper end of the fan covers and seals the first air opening;
the controller is electrically connected with the humidity sensor, the electric telescopic push rod, the fan and the condensing device, can receive a humidity value measured by the humidity sensor through the controller, triggers the fan to rotate forwards when the humidity value received by the controller is greater than a first preset value and smaller than a second preset value, triggers the fan to rotate backwards when the humidity value received by the controller is greater than the second preset value, triggers the electric telescopic push rod to push out at the same time, and triggers the condensing device to condense water vapor in air.
2. The ring main unit capable of being dehumidified as claimed in claim 1, wherein the condensing device is a semiconductor refrigerator.
3. The dehumidified ring main unit as claimed in claim 1, wherein the second air opening is located at an upper end of the side wall of the housing.
4. The ring main unit capable of dehumidifying as claimed in claim 1, wherein the water collecting tank is designed to be funnel-shaped with big top and small bottom.
5. The dehumidified ring main unit as claimed in claim 1, wherein the ventilation openings are designed as uniformly spaced strip-shaped through holes.
6. The ring main unit capable of being dehumidified as claimed in claim 1, wherein the outer end of the ventilation opening is provided with a dust screen and a water absorbing layer in sequence from outside to inside, and the water absorbing layer is filled with a dehumidifying agent for ventilating and dehumidifying air.
7. The ring main unit capable of being dehumidified as claimed in claim 6, wherein the material of the desiccant can be one or more of activated carbon, silica gel, anhydrous calcium chloride, and phosphorus pentoxide.
8. The ring main unit capable of being dehumidified as claimed in claim 1, wherein the ventilation opening and the upper outer end of the louver are provided with rain baffles.
9. The ring main unit capable of being dehumidified as claimed in claim 1, wherein the humidity sensor is located at a top end inside the main unit body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010143480.2A CN111313283B (en) | 2020-03-04 | 2020-03-04 | Ring main unit capable of dehumidifying |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010143480.2A CN111313283B (en) | 2020-03-04 | 2020-03-04 | Ring main unit capable of dehumidifying |
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| CN111313283A true CN111313283A (en) | 2020-06-19 |
| CN111313283B CN111313283B (en) | 2021-07-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113784593A (en) * | 2021-09-13 | 2021-12-10 | 安徽飞凯电子技术有限公司 | Assembled heat dissipation cabinet and working method thereof |
| CN114142376A (en) * | 2021-11-26 | 2022-03-04 | 江西明正变电设备有限公司 | High-low voltage switch cabinet with heat dissipation and dehumidification functions |
| CN115419571A (en) * | 2022-08-30 | 2022-12-02 | 广东电网有限责任公司 | Automatic cable dewatering and dehumidifying device |
| CN116526318A (en) * | 2023-04-24 | 2023-08-01 | 湖北楚云机电工程有限公司 | Humidity control system and control method based on ring main unit |
| CN116780748A (en) * | 2023-08-16 | 2023-09-19 | 广东泰琪丰电子有限公司 | Uninterruptible power supply with waterproof function and waterproof control method thereof |
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| CN113784593A (en) * | 2021-09-13 | 2021-12-10 | 安徽飞凯电子技术有限公司 | Assembled heat dissipation cabinet and working method thereof |
| CN113784593B (en) * | 2021-09-13 | 2023-07-18 | 安徽飞凯电子技术有限公司 | Assembled heat dissipation cabinet and working method thereof |
| CN114142376A (en) * | 2021-11-26 | 2022-03-04 | 江西明正变电设备有限公司 | High-low voltage switch cabinet with heat dissipation and dehumidification functions |
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| CN116526318A (en) * | 2023-04-24 | 2023-08-01 | 湖北楚云机电工程有限公司 | Humidity control system and control method based on ring main unit |
| CN116780748A (en) * | 2023-08-16 | 2023-09-19 | 广东泰琪丰电子有限公司 | Uninterruptible power supply with waterproof function and waterproof control method thereof |
| CN116780748B (en) * | 2023-08-16 | 2023-12-19 | 广东泰琪丰电子有限公司 | Uninterruptible power supply with waterproof function and waterproof control method thereof |
| CN117175369A (en) * | 2023-09-13 | 2023-12-05 | 浙江衢能电气有限公司 | Waterproof high-low voltage switchgear device of intelligence heat dissipation |
| CN117175369B (en) * | 2023-09-13 | 2024-03-19 | 浙江衢能电气有限公司 | Waterproof high-low voltage switchgear device of intelligence heat dissipation |
| CN117039648A (en) * | 2023-10-10 | 2023-11-10 | 江苏双汇电力发展股份有限公司 | Intelligent dehumidifying device of wind power intelligent ring main unit and dehumidifying control method thereof |
| CN117039648B (en) * | 2023-10-10 | 2024-03-08 | 江苏双汇电力发展股份有限公司 | Intelligent dehumidifying device of wind power intelligent ring main unit and dehumidifying control method thereof |
| CN117317843A (en) * | 2023-11-29 | 2023-12-29 | 南方电网调峰调频发电有限公司信息通信分公司 | Portable electrical equipment rack convenient to overhaul |
| CN117317843B (en) * | 2023-11-29 | 2024-01-30 | 南方电网调峰调频发电有限公司信息通信分公司 | Portable electrical equipment rack convenient to overhaul |
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