CN114471091A - Drying device and split type power distribution cabinet with same - Google Patents
Drying device and split type power distribution cabinet with same Download PDFInfo
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- CN114471091A CN114471091A CN202111476860.9A CN202111476860A CN114471091A CN 114471091 A CN114471091 A CN 114471091A CN 202111476860 A CN202111476860 A CN 202111476860A CN 114471091 A CN114471091 A CN 114471091A
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- air hole
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- 238000001035 drying Methods 0.000 title claims abstract description 104
- 238000009826 distribution Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000000945 filler Substances 0.000 claims abstract description 4
- 238000007791 dehumidification Methods 0.000 claims description 54
- 239000011229 interlayer Substances 0.000 claims description 44
- 238000005192 partition Methods 0.000 claims description 28
- 238000005485 electric heating Methods 0.000 claims description 23
- 238000004891 communication Methods 0.000 claims description 18
- 229920001971 elastomer Polymers 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- 239000002274 desiccant Substances 0.000 abstract description 39
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the field of power equipment, in particular to a drying device which comprises a body arranged between a to-be-dehumidified area and the atmosphere, wherein a dehumidifying part, a drying part, a drainage part and a material exchange unit are arranged in the body, desiccants are filled in the dehumidifying part and the drying part, the material exchange unit is used for exchanging fillers in the dehumidifying part and the drying part, the drainage part is arranged between the dehumidifying part and the drying part, the dehumidifying part, the drainage part and the drying part are sequentially communicated, the drainage part is used for guiding airflow to flow from the dehumidifying part to the drying part, the dehumidifying part is communicated with the to-be-dehumidified area, and the drying part is communicated with the atmosphere, so that the dehumidifying part and the drying part continuously exchange the desiccant. The invention also relates to a split type power distribution cabinet with the drying device.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a drying device. The invention also relates to a split type power distribution cabinet with the drying device.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. How dehumidification of present switch board is waited for a problem of solving, in the switch board, the existence of steam not only can cause the switch board frame to have the risk of corrosion, more importantly causes the short circuit of circuit easily and causes the risk of damage to power component, and current switch board that has drying function generally sets up drying device in the inside of switch board, when overhauing drying device, need open the switch board, and is comparatively loaded down with trivial details, and has occupied the installation space of switch board.
Chinese patent CN105790101B discloses a special dehydrating unit for high-voltage switch cabinet, including an insulating cylinder, a cover plate, a desiccant fixing plate, an annular heater, a cooling fan, a sensor assembly and a control center, through the structural optimization design, the traditional method of circulating dehumidification of a condensation system is changed, the chemical method is adopted to absorb moisture and remove steam, the color and the environmental humidity of the color-changing desiccant are sensed through the sensor assembly, and the annular heating is timely started to ensure the working efficiency of the desiccant.
The dehumidification device only places the desiccant fixing plate in the high-voltage switch cabinet for dehumidification, has no any external promotion effect, and is low in dehumidification efficiency.
Disclosure of Invention
Therefore, the drying device and the split power distribution cabinet with the same are needed to solve the problems in the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
the application provides a drying device, including setting up the body between treating dehumidification district and atmosphere, this internal dehumidification portion that is provided with, the drying portion, drainage portion and material exchange unit, the inside packing of dehumidification portion and drying portion has the drier, material exchange unit is used for exchanging the inside filler of dehumidification portion and drying portion, drainage portion sets up between dehumidification portion and drying portion, the dehumidification portion, drainage portion and drying portion communicate in proper order, drainage portion is used for guiding the air current from dehumidification portion flow direction drying portion, dehumidification portion with treat dehumidification district intercommunication, drying portion and atmosphere intercommunication.
Preferably, the body comprises an outer cylinder, an inner cylinder and a drainage fan, the material exchange unit comprises a partition plate and a partition plate driver,
the outer cylinder is coaxially arranged outside the inner cylinder, two ends of the outer cylinder and the inner cylinder are closed, an annular cavity is formed by the inner periphery of the outer cylinder and the outer periphery of the inner cylinder, a first wind hole area and a second wind hole area are uniformly arranged on the outer cylinder along the circumferential direction, the first wind hole area and the second wind hole area are communicated with the annular cavity, a third wind hole area is arranged on the inner cylinder, the third wind hole area is positioned on the inner side of the first wind hole area, an interlayer cavity coaxial with the inner cylinder is also arranged on the inner cylinder, a fourth wind hole area communicated with the annular cavity is arranged on the outer peripheral surface of the interlayer cavity, the fourth wind hole area is positioned on the inner side of the second wind hole area, a communication port communicated with the inner cavity of the inner cylinder is arranged at one axial end of the interlayer cavity, and an electric heating sheet is also arranged in the interlayer cavity;
the drainage fan is arranged in the inner cavity of the inner cylinder and is used for guiding airflow to flow from the inner cavity of the inner cylinder to the interlayer cavity;
the division board sets up in annular portion indoor along circumferential direction, and the division board separates annular chamber for a plurality of independent and cavity that can the exchange position, and the drier is filled to the cavity in, and the division board driver sets up on the body and is connected with the division board transmission, and the division board driver is used for guiding the division board indoor along circumferential direction at the annular chamber.
Preferably, one end of the interlayer cavity along the axial direction is provided with a notch, the notch is communicated with the region to be dehumidified, the notch and the communication port are positioned on the opposite sides of the interlayer cavity, and the diameter of the notch is larger than that of the fourth wind hole region.
Preferably, the inner circumferential surface of the interlayer cavity is provided with the diversion sheets which are coaxial with the interlayer cavity at equal intervals, the electric heating sheets are coaxially arranged on the outer circumferential surface of the interlayer cavity at equal intervals, the diversion sheets and the electric heating sheets are arranged in an equidistant and staggered mode, the outer diameter of the diversion sheets is larger than the inner diameter of the electric heating sheets and smaller than the outer diameter of the fourth air hole area, and the inner diameter of the electric heating sheets is smaller than the inner diameter of the fourth air hole area.
Preferably, the drainage fan comprises a first rotating roller, a one-way spiral sheet and a first servo motor, the first rotating roller is coaxially and rotatably arranged in the inner cylinder, the one-way spiral sheet is coaxially arranged on the outer circumferential surface of the one-way spiral sheet, the first servo motor is fixedly arranged at the outer ends of the outer cylinder and the inner cylinder, and an output shaft of the first servo motor is synchronously and rotatably connected with the first rotating roller.
Preferably, the outer edge of the unidirectional spiral sheet is provided with a first rubber strip, and the first rubber strip is in butt fit with the inner wall of the inner barrel.
Preferably, the drainage fan comprises a second rotary roller, an impeller and a first servo motor, the second rotary roller is coaxially and rotatably arranged in the inner cylinder, the impeller is coaxially arranged at one end of the first rotary roller and is positioned on the inner side of the communication port, the first servo motor is fixedly arranged on the outer sides of the outer cylinder and the inner cylinder, and an output shaft of the first servo motor is in synchronous transmission connection with the second rotary roller.
Preferably, the partition plate is provided with second rubber strips along two sides of the outer cylinder in the axial direction.
Preferably, the partition plate driver comprises a fixed ring, a second servo motor and a gear, the fixed ring is coaxially rotatably arranged between the two fixed rings at the two ends of the annular chamber along the circumferential direction, the outer end of the fixed ring is coaxially provided with a gear ring, the second servo motor is fixedly arranged at the outer ends of the outer barrel and the inner barrel, the output shaft of the second servo motor is coaxially connected with the gear, and the gear is meshed with the gear ring.
The application also provides a split type power distribution cabinet with the drying device, which comprises the drying device.
This application compares in prior art's beneficial effect and is:
1. according to the drying device, the dehumidifying part and the drying part are arranged in the body, and the drying agents in the dehumidifying part and the drying part are exchanged through the material exchange unit, so that the dehumidifying part can stably and continuously dehumidify, and the dried air flow can blow the wet drying agent in the drying part through the drying area, so that the dehumidifying part and the drying part can continuously exchange the drying agent;
2. the dehumidifying part, the drying area and the material exchange unit are formed by the outer cylinder, the inner cylinder, the drainage fan, the partition plate and the partition plate driver, and the dried drying agent can be effectively and continuously dehumidified and exchanged;
3. according to the drying device, the slot is formed in one end of the interlayer cavity, so that the drying air flow can uniformly penetrate through the fourth air hole area, and the wet drying agent in the drying area can be dried uniformly;
4. according to the drying device, the flow guide sheet can guide the dry airflow to pass through the interlayer cavity in a wavy manner along the axial direction, so that the dry airflow can impact the fourth air hole area, and the drying efficiency is improved;
5. in the first embodiment of the application, the rotary unidirectional spiral piece is arranged in the inner cylinder, so that the airflow can be guided to flow from the inner cavity of the inner cylinder to the upper interlayer cavity;
6. in the second embodiment of the application, the impeller capable of rotating is arranged in the inner cylinder, so that the impeller can guide the airflow in the inner cavity of the inner cylinder to flow to the interlayer cavity along the axial direction;
7. this application is through retainer plate, second servo motor and gear, can make the division board along the stable rotation of circumference in the annular chamber, is convenient for stably exchange the drier in dehumidification portion and the drying portion.
Drawings
Fig. 1 is a perspective view of a drying apparatus according to a first embodiment of the present invention in a first viewing angle state;
FIG. 2 is a perspective view of a drying apparatus according to the embodiment in a second viewing angle state;
FIG. 3 is a plan view of the drying apparatus according to the first embodiment;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a sectional view taken along line B-B of FIG. 3
FIG. 6 is a partial enlarged view at C of FIG. 4;
FIG. 7 is an enlarged view of a portion of FIG. 4 at D;
fig. 8 is a front view of the drying apparatus of the first embodiment;
FIG. 9 is a cross-sectional view taken in the direction E-E of FIG. 8;
FIG. 10 is a perspective view of the material exchange unit of the first embodiment
FIG. 11 is a perspective view of the inner barrel of the first embodiment;
FIG. 12 is an exploded perspective view of the inner barrel of the first embodiment;
FIG. 13 is a front view of the second embodiment;
FIG. 14 is a sectional view in the direction F-F of FIG. 13;
fig. 15 is a perspective view of an inner cylinder and an impeller according to a second embodiment.
The reference numbers in the figures are:
1-outer cylinder; 1 a-a first vent area; 1 b-a second vent area; 2-inner cylinder; 2 a-a third vent area; 2 b-an interlayer cavity; 2b 1-fourth vent area; 2b 2-communication port; 2b 3-electric heating sheet; 2b 4-slotted; 2b 5-drainage sheet; 3-a drainage fan; 3 a-a first rotating roller; 3 b-unidirectional spiral sheet; 3b 1-first rubber strip; 3 c-a second rotating roller; 3 d-impeller; 3 e-a first servo motor; 4-a partition plate; 4 a-a second rubber strip; -a divider plate drive; 5 a-a retainer ring; 5a1 — ring gear; 5 b-a second servo motor; 5 c-gear; 6-gas collecting channel; 6 a-connecting tube; 7-humidity sensor.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 4 and 5:
the utility model provides a drying device, including setting up the body between treating dehumidification district and atmosphere, this internal dehumidification portion that is provided with, the dry portion, drainage portion and material exchange unit, the inside packing of dehumidification portion and stoving portion has the drier, the material exchange unit is used for exchanging the inside filler of dehumidification portion and stoving portion, drainage portion sets up between dehumidification portion and stoving portion, dehumidification portion, drainage portion and stoving portion communicate in proper order, drainage portion is used for guiding the air current from dehumidification portion flow direction dry portion, dehumidification portion with treat dehumidification district intercommunication, dry portion and atmosphere intercommunication.
Based on the embodiment, when the drying and dehumidifying treatment is carried out on the area to be dehumidified, the air in the dehumidifying part can be guided to flow to the drying part through the drainage part, so that the dehumidifying part generates negative pressure and can absorb the humid air in the area to be dehumidified;
when the drier moisture absorption of dehumidification portion is saturated, dehumidification portion and the drier of drying portion pass through material exchange unit exchange position, and the inside dry drier of drying portion removes to dehumidification portion for dehumidification portion maintains the moisture absorption function throughout, and drying portion is to removing to its inside moist drier drying process, and in the stoving, the drying air can be discharged to the atmosphere with the moisture that carries the production of drying portion, thereby is convenient for dehumidification portion and the next exchange drier of drying portion.
Further, in order to solve the problem of how the body is dried, as shown in fig. 4 and 5:
the body comprises an outer cylinder 1, an inner cylinder 2 and a drainage fan 3, the material exchange unit comprises a partition plate 4 and a partition plate driver,
the outer cylinder 1 is coaxially arranged outside the inner cylinder 2, two ends of the outer cylinder 1 and the inner cylinder 2 are closed, an annular chamber is formed between the inner periphery of the outer cylinder 1 and the outer periphery of the inner cylinder 2, a first wind hole area 1a and a second wind hole area 1b are uniformly arranged on the outer cylinder 1 along the circumferential direction, the first wind hole area 1a and the second wind hole area 1b are communicated with the annular chamber, a third wind hole area 2a is arranged on the inner cylinder 2, the third wind hole area 2a is positioned on the inner side of the first wind hole area 1a, an interlayer chamber 2b coaxial with the inner cylinder 2 is also arranged on the inner cylinder 2, a fourth wind hole area 2b1 communicated with the annular chamber is arranged on the outer circumferential surface of the interlayer chamber 2b, a fourth wind hole area 2b1 is positioned on the inner side of the second wind hole area 1b, a communication port 2b2 communicated with the inner chamber of the inner cylinder 2 is arranged at one axial end of the interlayer chamber 2b, and an electric heating sheet 2b3 is also arranged in the interlayer chamber 2 b;
the drainage fan 3 is arranged in the inner cavity of the inner cylinder 2, and the drainage fan 3 is used for guiding airflow to flow from the inner cavity of the inner cylinder 2 to the interlayer cavity 2 b;
Based on the above embodiment, when the partition plate 4 is stationary in the annular chamber, the partition plate 4 divides the annular chamber into the dehumidifying part and the drying part, the inner periphery of the first louver area 1a, the outer peripheries of the partition plate 4 and the third louver area 2a constitute the dehumidifying part filled with the desiccant, and the inner periphery of the second louver area 1b, the outer peripheries of the partition plate 4 and the fourth louver area 2b1 constitute the drying part filled with another desiccant;
the body is arranged between a region to be dehumidified and the atmosphere, so that the first air hole region 1a is communicated with the region to be dehumidified, the second air hole region 1b is communicated with the atmosphere, when the drainage fan 3 is started, the drainage fan 3 guides air flow to flow from the inner cavity of the inner cylinder 2 to the interlayer cavity 2b through the communication port 2b2, so that the inner cavity of the inner cylinder 2 generates negative pressure, the inner cavity of the inner cylinder 2 is communicated with the region to be dehumidified through the third air hole region 2a and the first air hole region 1a, a drying agent is filled between the third air hole region 2a and the first air hole region 1a, so that the air in the region to be dehumidified sequentially passes through the first air hole region 1a, the drying agent and the third air hole region 2a, in the process, moist water vapor is absorbed by the drying agent, so that the dry air flow is guided into the interlayer cavity 2b through the drainage fan 3, and an electric heating sheet 2b3 is arranged in the interlayer cavity 2b3, passing the heated dry airflow through the fourth vent hole area 2b1, the desiccant and the second vent hole area 1b in sequence, and discharging to the atmosphere;
when the drying agent between the first air hole area 1a and the third air hole area 2a absorbs water and is saturated, the drying effect is weakened, the division plate driver is started to drive the division plate 4 to rotate in the annular chamber along the circumferential direction, so that the drying agent originally positioned between the second air hole area 1b and the fourth air hole area 2b1 is moved to a position between the first air hole area 1a and the third air hole area 2a, the drying agent between the first air hole area 1a and the third air hole area 2a is ensured to be in a dry state all the time, the drying agent saturated with water is moved to a position between the second air hole area 1b and the fourth air hole area 2b1, and the drying agent saturated with water is dried by the heated dry airflow through the drainage fan 3, so that the drying agent in the dehumidification area and the drying area can be exchanged next time, continuous drying is realized, and the drying effect is ensured.
Further, the present application provides that the guiding fan 3 guides the drying air flow to pass through the opening 2a1, so that the drying speed of the drying agent near the communication opening 2b2 is slow, and even the drying agent far from the communication opening 2b2 cannot be completely dried, as shown in fig. 6:
one end of the interlayer cavity 2b along the axial direction is provided with a slot 2b4, the slot 2b4 is communicated with the region to be dehumidified, the slot 2b4 and a communication port 2b2 are positioned at the opposite sides of the interlayer cavity 2b, and the slot diameter of the slot 2b4 is larger than the aperture of the fourth wind hole region 2b 1.
Based on the above embodiment, the open slot 2b4 is provided at one end of the interlayer cavity 2b, because the slot diameter of the open slot 2b4 is larger than the aperture of the fourth wind hole area 2b1, and the open slot 2b4 and the communication port 2b2 are located at the opposite side of the interlayer cavity 2b, so that the airflow passing through the communication port 2b2 preferentially flows axially through the open slot 2b4 to the area to be dehumidified, and during the flow of the interlayer cavity 2b, part of the airflow passes through the second wind hole area 1b through the fourth wind hole area 2b1, so that the drying agent between the second wind hole area 1b and the fourth wind hole area 2b1 can be dried uniformly, and thus the drying efficiency can be improved.
Further, in the present application, the slot 2b4 is disposed at one end of the interlayer cavity 2b, so as to split the dry airflow, and because the drying agent is disposed between the second air hole region 1b and the fourth air hole region 2b1, only a small portion of the split airflow uniformly passes through the fourth air hole region 2b1, and thus the drying agent cannot be dried quickly, as shown in fig. 6:
the inner circumferential surface of the interlayer cavity 2b is provided with the coaxial drainage sheets 2b5 at equal intervals, the electric heating sheets 2b3 are coaxially arranged on the outer circumferential surface of the interlayer cavity 2b at equal intervals, the drainage sheets 2b5 and the electric heating sheets 2b3 are arranged in an equidistant and staggered mode, the outer diameter of the drainage sheets 2b5 is larger than the inner diameter of the electric heating sheets 2b3 and smaller than the outer diameter of the fourth air hole area 2b1, and the inner diameter of the electric heating sheets 2b3 is smaller than the inner diameter of the fourth air hole area 2b 1.
Based on the above-described embodiment, by disposing the electric heating sheets 2b3 on the outer peripheral surface of the interlayer chamber 2b at equal intervals coaxially, and drainage pieces 2b5 which are staggered with the electric heating pieces 2b3 are arranged on the inner circumferential surface of the interlayer cavity 2b at equal intervals, and since the outer diameter of the current guiding plate 2b5 is larger than the inner diameter of the electric heating plate 2b3 and smaller than the outer diameter of the fourth wind hole area 2b1, the inner diameter of the electric heating plate 2b3 is smaller than the inner diameter of the fourth wind hole area 2b1, so that the drying air current must be along the axial direction of the outer cylinder 1, and passes through the gap between the electric heating plate 2b3 and the drainage plate 2b5 in a wave shape, the drying air flow is heated by the electric heating plate 2b3 in the flowing process, and the wave-shaped drying air flow can impact the fourth air hole area 2b1 along the radial direction, in the process, part of the drying air flow passes through the fourth air hole area 2b1, the wet desiccant and the second air hole area 1b, so that the wet desiccant is dried, thereby improving the drying effect.
Further, as a first embodiment of the present application, in order to solve the problem of how the flow guiding fan 3 guides the airflow in the inner cavity of the inner barrel 2 to the interlayer cavity 2b, as shown in fig. 6:
the drainage fan 3 comprises a first rotating roller 3a, a one-way spiral piece 3b and a first servo motor 3e, the first rotating roller 3a is coaxially and rotatably arranged in the inner barrel 2, the one-way spiral piece 3b is coaxially arranged on the outer circumferential surface of the one-way spiral piece 3b, the first servo motor 3e is fixedly arranged at the outer ends of the outer barrel 1 and the inner barrel 2, and the output shaft of the first servo motor 3e is synchronously and rotatably connected with the first rotating roller 3 a.
Based on the above embodiment, during drying, the first servo motor 3e is started, so that the output shaft thereof drives the first rotating roller 3a to coaxially rotate in the inner cylinder 2, and the unidirectional spiral sheet 3b is coaxially arranged on the circumferential surface of the first rotating roller 3a, so that the unidirectional spiral sheet 3b synchronously rotates, further the rotating unidirectional spiral sheet 3b discharges the airflow in the inner cavity of the inner cylinder 2 into the fourth air hole region 2b1 through the upper communication port 2b2, so that the inner cavity of the inner cylinder 2 generates negative pressure, further the airflow in the region to be dehumidified is conveniently guided to pass through the first air hole region 1a and the third air hole region 2a, and the rotating unidirectional spiral sheet 3b generates uniform suction force on the fourth air hole region 2b1 in the inner cavity of the inner cylinder 2, so that the airflow in the region to be dehumidified can uniformly pass through the first air hole region 1a, thereby improving drying efficiency.
Further, this application makes 2 inner chambers of inner tube produce the negative pressure through rotatory one-way flight 3b, still has the negative pressure less, the defect of difficult drainage, in order to solve this problem, as shown in fig. 6:
the outer edge of the unidirectional spiral sheet 3b is provided with a first rubber strip 3b1, and the first rubber strip 3b1 is in butt fit with the inner wall of the inner cylinder 2.
Based on the above embodiment, the first rubber strip 3b1 is arranged at the outer edge of the unidirectional spiral sheet 3b, so that when the unidirectional spiral sheet 3b rotates in the inner cylinder 2, the gap between the outer edge of the unidirectional spiral sheet 3b and the inner wall of the inner cylinder 2 is reduced, and the negative pressure generated by the rotating unidirectional spiral sheet 3b is larger, thereby efficiently guiding the external air flow to pass through the first air hole area 1a, the drying agent and the third air hole area 2a and enter the inner cylinder 2.
Further, as a second embodiment of the present application, in order to solve the problem of how the flow guiding fan 3 guides the airflow in the inner cavity of the inner barrel 2 to the interlayer cavity 2b, as shown in fig. 14:
the drainage fan 3 comprises a second rotating roller 3c, an impeller 3d and a first servo motor 3e, the second rotating roller 3c is coaxially rotated and arranged in the inner barrel 2, the impeller 3d is coaxially arranged at one end of the first rotating roller 3a, the impeller 3d is positioned at the inner side of the communication port 2b2, the first servo motor 3e is fixedly arranged at the outer sides of the outer barrel 1 and the inner barrel 2, and the output shaft of the first servo motor 3e is in synchronous transmission connection with the second rotating roller 3 c.
Based on the above embodiment, during drying, the first servo motor 3e is started, so that the output shaft thereof drives the second rotating roller 3c to coaxially rotate in the inner barrel 2, the impeller 3d is coaxially arranged at the other end of the second rotating roller 3c, and the second rotating roller 3c is located at the inner side of the 2a2, so that the rotating impeller 3d can axially draw the drying air flow away from the inner cavity of the inner barrel 2, and the drying air flow is discharged into the interlayer cavity 2b through the communication port 2b2 along the tangential direction thereof, so that the inner cavity of the inner barrel 2 generates negative pressure, and further the air flow in the region to be dehumidified can be conveniently guided to pass through the first air hole region 1a and the third air hole region 2a, and the rotating impeller 3d generates uniform drawing force on the fourth air hole region 2b1 in the inner cavity of the inner barrel 2, so that the air flow in the region to be dehumidified can uniformly pass through the first air hole region 1a, thereby improving the drying efficiency.
Further, division board 4 that this application provided divide into annular chamber dehumidification portion and stoving portion, and division board 4 border and urceolus 1 internal periphery and the periphery of inner tube 2 have the clearance, and dehumidification portion and the exchange of stoving portion air current's defect appears easily, in order to solve this problem, as shown in fig. 5:
the partition plate 4 is provided with second rubber strips 4a on both sides in the axial direction of the outer cylinder 1.
Based on the above embodiment, the second rubber strips 4a are provided on the two sides of the partition plate 4 along the axial direction of the outer cylinder 1, so that the outer second rubber strips 4a are in contact fit with the inner circumferential surface of the outer cylinder 1, the inner second rubber strips 4a are in contact fit with the outer circumferential surface of the inner cylinder 2, and further, the air flow of the dehumidification part and the drying part is ensured not to be exchanged, so that the air flow can flow in a predetermined direction.
Further, in order to solve the problem of how the partition plate 4 rotates in the annular chamber in the circumferential direction, as shown in fig. 10:
the partition plate driver comprises fixed rings 5a, a second servo motor 5b and a gear 5c, the fixed rings 5a are coaxially and rotatably arranged between the two fixed rings 5a at the two ends of the annular chamber, partition plates 4 are arranged between the two fixed rings 5a along the circumferential direction, the outer ends of the fixed rings 5a are coaxially provided with gear rings 5a1, the second servo motor 5b is fixedly arranged at the outer ends of the outer barrel 1 and the inner barrel 2, the output shaft of the second servo motor 5b is coaxially connected with the gear 5c, and the gear 5c is meshed with the gear rings 5a1
Based on the above embodiment, when the desiccant of the dehumidification portion and the drying portion needs to be exchanged, the second servo motor 5b is started, so that the output shaft of the second servo motor drives the gear 5c to rotate coaxially, the gear 5c is meshed with the gear ring 5a1, and the fixing rings 5a are arranged at two ends of the annular chamber in a coaxial rotation manner, so that after the second servo motor 5b is started, the fixing rings 5a can rotate synchronously in the annular chamber, and the partition plate 4 is arranged between the two fixing rings 5a along the circumferential direction, so that the partition plate 4 can rotate in the annular chamber along the circumferential direction, and further, the desiccant of the dehumidification portion and the desiccant of the drying portion can be exchanged, so that the desiccant of the dehumidification portion has dehumidification adsorption capacity all the time.
As some optional embodiments of the present application, the body further includes a gas collecting hood 6, the gas collecting hood 6 is covered on the second wind hole area 1b, and the gas collecting hood 6 is further provided with a connecting pipe 6a communicated with the atmosphere, so that the air flow passing through the second wind hole area 1b, the wet desiccant and the second wind hole area 2a1 can be conveniently and intensively guided to be exhausted to the atmosphere.
As some optional embodiments of the present application, the body further includes a humidity sensor 7, the humidity sensor 7 is disposed at the communication port 2b2, the humidity sensor 7 is electrically connected to the controller, the humidity of the airflow in the inner cavity of the inner barrel 2 can be monitored in real time through the humidity sensor 7, when the humidity of the airflow is monitored to be relatively high, it is indicated that the desiccant in the dehumidification portion has reached a water absorption saturation state, and then the controller controls the partition plate driver to operate, so that the partition plate 4 exchanges the desiccant in the drying portion with the desiccant in the dehumidification portion, and thus the dehumidification can be stabilized.
A split type power distribution cabinet with a drying device comprises the drying device.
This application is through setting up dehumidification portion and drying portion in this body to exchange the drier in dehumidification portion and the drying portion through the material exchange unit, thereby can make dehumidification portion can stabilize continuous dehumidification, and can weather the air current after the drying in it through the drying area moist drier, so that dehumidification portion and drying portion exchange the drier in succession.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a drying device, including setting up the body between treating dehumidification district and atmosphere, a serial communication port, this internal dehumidification portion that is provided with, the drying portion, drainage portion and material exchange unit, the inside packing of dehumidification portion and drying portion has the drier, material exchange unit is used for exchanging the inside filler of dehumidification portion and drying portion, drainage portion sets up between dehumidification portion and drying portion, the dehumidification portion, drainage portion and drying portion communicate in proper order, drainage portion is used for guiding the air current from dehumidification portion flow direction drying portion, dehumidification portion and treating dehumidification district intercommunication, drying portion and atmosphere intercommunication.
2. Drying appliance according to claim 1, characterised in that the body comprises an outer drum (1), an inner drum (2) and a guide fan (3), the material exchange unit comprises a partition (4) and a partition drive,
the outer cylinder (1) is coaxially arranged outside the inner cylinder (2), two ends of the outer cylinder (1) and the inner cylinder (2) are sealed, an annular chamber is formed between the inner periphery of the outer cylinder (1) and the outer periphery of the inner cylinder (2), a first air hole area (1a) and a second air hole area (1b) are uniformly arranged on the outer cylinder (1) along the circumferential direction, the first air hole area (1a) and the second air hole area (1b) are communicated with the annular chamber, a third air hole area (2a) is arranged on the inner cylinder (2), the third air hole area (2a) is positioned on the inner side of the first air hole area (1a), an interlayer cavity (2b) coaxial with the inner cylinder is further arranged on the inner cylinder (2), a fourth air hole area (2b1) communicated with the annular chamber is arranged on the outer circumferential surface of the interlayer cavity (2b), the fourth air hole area (2b1) is positioned on the inner side of the second air hole area (1b), and a communicating port (56 b) communicated with the inner cavity (2b) of the interlayer cavity (2) along one axial end of the interlayer cavity is provided with an inner cylinder (2b), an electric heating piece (2b3) is also arranged in the interlayer cavity (2 b);
the drainage fan (3) is arranged in the inner cavity of the inner cylinder (2), and the drainage fan (3) is used for guiding airflow to flow from the inner cavity of the inner cylinder (2) to the interlayer cavity (2 b);
division board (4) set up in annular portion indoor along circumferential direction, division board (4) are a plurality of independent and cavity that can the exchange position for annular chamber partition, and the drier is filled to in the cavity, and the division board driver sets up on the body and is connected with division board (4) transmission, and the division board driver is used for guiding division board (4) indoor along circumferential direction in annular chamber.
3. A drying apparatus according to claim 2, wherein the sandwich chamber (2b) is provided with a slot (2b4) at one end in its axial direction, the slot (2b4) communicates with the zone to be dehumidified, the slot (2b4) and the communication port (2b2) are located at opposite sides of the sandwich chamber (2b), and the slot (2b4) has a larger slot diameter than the fourth tuyere zone (2b 1).
4. A drying apparatus according to claim 3, wherein the inner peripheral surface of the interlayer chamber (2b) is provided with the current-guiding fins (2b5) at equal intervals, the electric heating fins (2b3) are provided at equal intervals and coaxially on the outer peripheral surface of the interlayer chamber (2b), the current-guiding fins (2b5) and the electric heating fins (2b3) are arranged in an equidistant and staggered manner, the outer diameter of the current-guiding fins (2b5) is larger than the inner diameter of the electric heating fins (2b3) and smaller than the outer diameter of the fourth wind hole area (2b1), and the inner diameter of the electric heating fins (2b3) is smaller than the inner diameter of the fourth wind hole area (2b 1).
5. A drying apparatus according to claim 2, 3 or 4, characterized in that the guide fan (3) comprises a first rotary roller (3a), a unidirectional spiral sheet (3b) and a first servo motor (3e), the first rotary roller (3a) is coaxially and rotatably arranged in the inner cylinder (2), the unidirectional spiral sheet (3b) is coaxially arranged on the outer circumferential surface of the unidirectional spiral sheet (3b), the first servo motor (3e) is fixedly arranged at the outer ends of the outer cylinder (1) and the inner cylinder (2), and the output shaft of the first servo motor (3e) is synchronously and rotatably connected with the first rotary roller (3 a).
6. A drying apparatus according to claim 5, characterised in that the outer edge of the unidirectional spiral (3b) is provided with a first rubber strip (3b1), the first rubber strip (3b1) being in abutting engagement with the inner wall of the inner drum (2).
7. A drying apparatus according to claim 2, 3 or 4, wherein the flow guiding fan (3) comprises a second roller (3c), an impeller (3d) and a first servo motor (3e), the second roller (3c) is coaxially and rotatably arranged in the inner cylinder (2), the impeller (3d) is coaxially arranged at one end of the first roller (3a), the impeller (3d) is positioned at the inner side of the communication port (2b2), the first servo motor (3e) is fixedly arranged at the outer sides of the outer cylinder (1) and the inner cylinder (2), and the output shaft of the first servo motor (3e) is synchronously and drivingly connected with the second roller (3 c).
8. A drying apparatus according to claim 4, characterised in that the partition (4) is provided with second rubber strips (4a) along both sides of the outer drum (1) in the axial direction.
9. A drying apparatus according to claim 2, wherein the partition plate driver comprises a fixed ring (5a), a second servo motor (5b) and a gear (5c), the fixed ring (5a) is coaxially and rotatably arranged at two ends of the annular chamber, the partition plate (4) is circumferentially arranged between the two fixed rings (5a), the outer end of the fixed ring (5a) is coaxially provided with a gear ring (5a1), the second servo motor (5b) is fixedly arranged at the outer ends of the outer cylinder (1) and the inner cylinder (2), the output shaft of the second servo motor (5b) is coaxially connected with the gear (5c), and the gear (5c) is meshed with the gear ring (5a 1).
10. A split power distribution cabinet with a drying device, characterized in that the split power distribution cabinet comprises the drying device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111476860.9A CN114471091A (en) | 2021-12-02 | 2021-12-02 | Drying device and split type power distribution cabinet with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111476860.9A CN114471091A (en) | 2021-12-02 | 2021-12-02 | Drying device and split type power distribution cabinet with same |
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| CN114471091A true CN114471091A (en) | 2022-05-13 |
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| CN202111476860.9A Pending CN114471091A (en) | 2021-12-02 | 2021-12-02 | Drying device and split type power distribution cabinet with same |
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| CN114797395A (en) * | 2022-05-17 | 2022-07-29 | 河海大学 | Reproducible adsorption dehumidifier |
| CN115342621A (en) * | 2022-07-01 | 2022-11-15 | 浙江联洋先进材料有限公司 | Drying treatment device for drying fibers |
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