CN109599751A - A kind of overhead type Dehumidifying element device - Google Patents
A kind of overhead type Dehumidifying element device Download PDFInfo
- Publication number
- CN109599751A CN109599751A CN201811449485.7A CN201811449485A CN109599751A CN 109599751 A CN109599751 A CN 109599751A CN 201811449485 A CN201811449485 A CN 201811449485A CN 109599751 A CN109599751 A CN 109599751A
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- CN
- China
- Prior art keywords
- atomizer
- water tank
- bottom plate
- element device
- overhead type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- 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
Abstract
A kind of overhead type Dehumidifying element device includes to be located at the intracorporal bottom plate of shell；Water tank is equipped in the middle part of bottom plate；A humid air hole is respectively equipped on the bottom plate of water tank two sides；A dry air hole is respectively equipped on the outside of two humid air holes；Radiator fan is respectively equipped with above two dry air holes；Radiator fan one end is equipped with semiconductor chilling plate；Quick demounting unit is set on front side of water tank；Water tank two sides are equipped with side and catchment slot；Atomizer assembly is equipped in water tank；Radiator fan starting makes humid air inside equipment flow, and humid air is cooled to water droplet by semiconductor chilling plate and flows into water tank, then through being discharged on cotton core drainage moisture to atomizer assembly after processing；Humid air becomes dry air, and radiator fan is blown into dry air in equipment, completes dehumidification process；Overhead type Dehumidifying element device has the characteristics that Two-way Cycle condensation system, two kinds of drainage cell selections, small space mounting means and electrification Quick demounting unit.
Description
Technical field
The invention belongs to cabinet body dehumidifying technology fields in power grid, and in particular to a kind of overhead type Dehumidifying element device.
Background technique
In small Space Facilities environment, especially in substation room, to guarantee reliability and safety, between power supply inlet-outlet line
Every and main transformer interval lead, substantially all using enclosed busbar gantry form connect；Lead to the bus bridge frame of transformer room and outdoor phase
It is logical, stack effect is generated, comes together in warm-humid air in bus bridge frame, causes also to generate dew condensation phenomenon at the top of bus bridge frame；With
And cable trench passes in and out wire routing, relative closure is sluggish in air circulation, and gets damp due to blocking imprecision and underground and wait environment, holds
Easily into moisture, the moisture of generation evaporates upwards, enters related interior of the cabinet by the gap at switchgear bottom, and it is existing all to generate condensation
As.
The phenomenon that condensation generates, is a large amount of condensation waters, component in cabinet body is caused seriously to corrode, and insulation reduces, insulation inspection
It surveys device frequently to alert, Tab phenolphthaleinum causes electrical equipment electric discharge and flashover fault to occur thereafter.
Summary of the invention
To overcome above-mentioned the deficiencies in the prior art, it the object of the present invention is to provide a kind of overhead type Dehumidifying element device, adopts
With Two-way Cycle condensation system, drainage cell (including two ways is one is atomization draining, one is drainpipe drainings), narrow sky
Between mounting means and electrification Quick demounting unit, solve facility environment, dew condensation phenomenon in cabinet body；With Two-way Cycle condensation system
The characteristics of system, two kinds of drainage cell selections, small space mounting means and electrification Quick demounting unit.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of overhead type Dehumidifying element device, includes to set
In the intracorporal bottom plate of shell；Water tank is equipped in the middle part of bottom plate；A humid air hole is respectively equipped on the bottom plate of water tank two sides；Two humidities
A dry air hole is respectively equipped on the outside of airport；Radiator fan is respectively equipped with above two dry air holes；Radiator
Fan one end is equipped with semiconductor chilling plate；Quick demounting unit is set on front side of water tank；Water tank two sides are equipped with side and catchment slot；In water tank
Equipped with atomizer assembly.
The Quick demounting unit includes the female end sheath being welded on bottom plate, female end sheath and the public affairs to socket, connector
End is fixed；Fixed column, connection terminal and the female end of socket, connector is welded on pinboard together；It is fixed column, connection terminal, right
Socket, connector female end, pinboard are packed into male end sheath；Quick demounting unit is fixed on mounting base.
The atomizer assembly includes atomizer casing, atomizer fixed plate, cotton core, atomizer assembly；Atomizer
Component includes atomizer cover, fixed plate, pcb board, atomizer casing, cotton core, handle, handle pulling rod；Atomizer casing is built-in
There is cotton core, the upper end of atomizer casing is connect with atomizer fixed plate；By atomizer assembly, pcb board, atomizer fixed plate and mist
After change device cover assembling, atomizer assembly is inserted into shell, and handle, which is fixed atomizer assembly and bottom plate by handle pulling rod, to be connected
It connects.
The water tank front and rear sides are equipped with fixed plate；Display screen is equipped in the side of shell；Water tank box bottom is equipped with
Drainpipe, drainpipe discharge outlet stretch out shell outside.
The mounting base lower part is equipped with air ducting, and air ducting is connected with the air port of cabinet body.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is quickly, does not have a power failure and replace dehumidification device, synchronizes monitoring and display to environment temperature, humidity, is supervised
After the numerical value of survey reaches startup threshold values, start starting dehumidifying, and locally manufacture condensation condition in cabinet, keeps humid air in cabinet solidifying
Form water, the mode of final atomization or directly water pipe draining.
The present invention uses Two-way Cycle condensation system, the method by preferential humid control, supplemented by temperature control.Using two sets
Individual control module automatically switches display.When a system breaks down wherein, another system can be operated normally,
Ensure that device makes relevant device normal operation, and issue alarm signal to putting on record from the background, proposes maintenance early warning.
The present invention uses two kinds of drainage cells: first is that atomization draining；Atomization draining uses atomizer assembly modularized design,
After atomizer assembly to service life, replacement is convenient.Second is that water pipe drains；It is catchmented using water tank, drainpipe is designed in bottom, can be direct
By the moisture discharger of collection.
The present invention can be installed and used in small space, applied widely, and in part, the cabinet body of special trade, top belong to anti-
Quick-fried face, and lateral space is narrow, it is small in size, it is light-weight, it installs, uses, air ducting easy to maintain.
Quick demounting cell arrangement of the present invention can charge the convenience of disassembly and device installation, maintenance；When maintenance (such as
In substation) related cabinet room do not have to power-off, and device can be removed maintenance operation, keep overhead type Dehumidifying element device convenient more
It changes.
The present invention can synchronize monitoring and display to environment temperature, humidity, when the numerical value of monitoring reaches startup threshold values,
Starting dehumidifying, and condensation condition is locally manufactured in cabinet, so that humid air in cabinet is condensed into water, is discharged outside cabinet, thus control cabinet
Intracorporal humidity and temperature inhibit the generation of dew condensation phenomenon in cabinet.In terms of applying the temperature control that dehumidifies in small Space Facilities environment, intelligence
The dehumidification device of various cabinet bodies, high-tension apparatus in energy power grid and other civilian cabinet body class equipment.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is control flow chart of the invention.
Fig. 3 is Two-way Cycle condensation structural schematic diagram of the present invention.
Fig. 4 is atomizer assembly structural schematic diagram of the present invention.
Fig. 5 is that present invention atomization drains diagrammatic cross-section.
Fig. 6 is atomizer assembly scheme of installation of the present invention.
Fig. 7 is that water pipe of the present invention drains scheme of installation.
Fig. 8 is that water pipe of the present invention drains schematic diagram.
Fig. 9 is the present invention in small space scheme of installation.
Figure 10 is the structural schematic diagram of air ducting of the present invention
Figure 11 is Quick demounting unit scheme of installation of the present invention.
Figure 12 is Quick demounting unit section schematic diagram of the present invention.
Figure 13 is schematic diagram of internal structure of the present invention.
Specific embodiment
Xia Mianjiehefutuduibenfamingjiegouyuanlihegongzuoyuanlizuojinyibuxiangxishuoming.
Referring to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13, a kind of overhead type Dehumidifying element device, includes to be located at
Bottom plate 31 in shell 1 is equipped with water tank in the middle part of bottom plate 31 | and 13, tank lid 15 is packed on water tank 13, and 13 two sides of water tank are equipped with side collection
Sink hole 28；A humid air hole 14, the outside difference in two humid air holes 14 are respectively equipped on the bottom plate of 28 two sides of water tank
Equipped with a dry air hole 17, radiator fan 2 is respectively equipped with above two dry air holes 17；2 one end of radiator fan dress
There is semiconductor chilling plate 5.Humid air is inhaled into overhead type Dehumidifying element device by humid air hole 14 in cabinet body, sufficiently
It is contacted with semiconductor chilling plate 5, the moisture cooling in humid air is condensed into water by semiconductor chilling plate 5, water flows into water
In case 13.Being inhaled into moisture content in the humid air in overhead type Dehumidifying element device reduces, and becomes dry air, by dissipating
Hot device fan 2 is discharged dry air through dry air hole 17, is blown into inside equipment, makes the air inside equipment with respect to ring
Border is improved, and then is formed forced circulation exhaust effect and completed entire dehumidification process；The setting Quick demounting list of 13 front side of water tank
Member.Firstly, female end sheath 20 is welded on bottom plate 31, it is screwed by female end sheath 20 and to 7 male end of socket, connector；So
Afterwards, by fixed column 30, connection terminal 22 and after being welded on pinboard 29 together to 7 female end of socket, connector, upper process is welded
Fixed column 30 well, connection terminal 22 are packed into male end sheath 21 to 7 female end of socket, connector, pinboard 29；Finally, by Quick demounting
It, can be quickly right by connecting the connection of power input and communication signal to socket, connector 7 after unit is fixed on mounting base 16
Installation is inserted, related cabinet room does not have to power-off (such as in substation) when can achieve maintenance yet, device can be removed maintenance operation, made
Dehumidifying element device achievees the purpose that convenient changing (referring to Fig. 7, Figure 11, Figure 12).
The side in shell 1, display screen 9 is fixed (referring to Fig. 1).
The fixed plate 3 that 13 front and rear sides of water tank are equipped with is mounted on bottom plate 31, in fixed plate 3 install PCB control panel and
Temperature Humidity Sensor pcb board (referring to Figure 13).
In atomizer assembly 23, cotton core 12 is packed into atomizer casing 26, then by the upper end of atomizer casing 26 and mist
Change device fixed plate 25 to connect；After pcb board 24, atomizer fixed plate 25 and atomizer cover 10 are assembled, atomizer assembly is formed
It is inserted into shell 1 after 23, and atomizer assembly 23 is fixedly connected by handle 6 by handle pulling rod 11 with bottom plate 31.(referring to figure
6)。
16 downside of mounting base is connected with the suitable for reading of air ducting 18, lower mouth and the cabinet body 19 of air ducting 18
The air port at back is connected (referring to Fig. 9).
The water tank box bottom is equipped with drainpipe 8, and the discharge outlet of drainpipe 8 is stretched out outside shell 1.
Control flow chart of the invention
The purpose of present apparatus is that monitored over time is done to the humidity of environment, and the ambient humidity signal of detection is used as control signal, when
When the humidity of environment is more than setting index, device is started to work, and radiator fan 2 starts, and forces interior of the cabinet moist airflow
It moves up, after humid air is inhaled into overhead type Dehumidifying element device from 14 air inlet of humid air hole in cabinet body, through more than half
Moisture cooling in humid air is condensed into water droplet by conductor cooling piece 5, and water droplet flows into water tank 13.Atomizer assembly 23 is adopted
With 12 drainage way of cotton core, moisture is led on atomizer assembly 23, and it is micro- for 1~5 to be made water fogging with ultrasonic wave high frequency oscillation
Water mist is forced volatilization discharge (or to be arranged by the water pipe of water tank 13 by the ultramicron of rice by the hole on atomizer cover 10
Water).Being inhaled into moisture content in the humid air in overhead type Dehumidifying element device reduces, and becomes dry air, passes through heat dissipation
Device fan 2 is discharged dry air through dry air hole 17, is blown into inside equipment, makes the air versus environmental inside equipment
Improved, complete entire dehumidification process (when equipment interior humidity is below initiation value, periodically radiator fan 2 is started,
Air is set to flow, the variation of real-time monitoring equipment interior humidity；When radiator fan 2 does not start, alarm output).?
In water tank 13, water level switch 27 is installed, for detecting water in water tank 13, when water reaches high water level, high humidity warning output；
When water reaches low water level, starting atomizer draining (referring to fig. 2, Fig. 3).
The Two-way Cycle condensation system
When temperature and humidity variation, using cooling and dehumidifying cooling method again, recycles humid air along circulation air path, encounter system
Cold end face carries out condensation, and discharge is isolated after collecting in condensation water.Endless form uses two sets of individual control modules, automatically switches aobvious
Show.When a system breaks down wherein, another system can be operated normally, it is ensured that device makes relevant device operation just
Often, and alarm signal is issued to putting on record from the background, propose maintenance early warning.Overhead type Dehumidifying element device is mainly by two sets of independent controls
Module is radiator fan 2 respectively, semiconductor chilling plate 5, (there are also soft-key button operation and numeral methods for display screen for display screen 9
And fault alarm function) and control circuit composition (referring to Fig. 1, Fig. 3).
The drainage cell structure
The present invention excludes condensation water using two ways: first is that atomization draining；Using die casting aluminium moulding process, production atomization
Device cover 10, atomizer fixed plate 25.24 component of pcb board is incorporated into atomizer fixed plate 25, atomizer is then mounted to
Inside cover 10.It is drained on moisture to atomizing piece component 23 using cotton core 12, then is atomized discharge.Atomization draining is using atomization
Modularized design, it is easy to change after atomizer assembly 23 to service life.Electrical connection uses connector plugging, and share handle 6 with
Handle pulling rod 11 is fixed on the mode of bottom plate 31, accomplishes the mode (referring to fig. 4, Fig. 5) of rapid-maintenance, replacement.
Second is that water pipe drains；Water tank uses die casting aluminium moulding process, high-pressure electrostatic plastic-spraying production again after surface anodization
Water tank 13, tank lid 15.It is catchmented using water tank 13, and is equipped with drainpipe 8 in 13 bottom of water tank, it can be directly by the moisture of collection
Discharger (referring to Fig. 7, Fig. 8).
The small space mounting means
According to the outer dimension of overhead type Dehumidifying element device product, air-guide duct apparatus is designed, it is single to be allowed to overhead type dehumidifying
The mode that element apparatus product forms 90 degree of angles with cabinet body is installed, and the cabinet body of special trade in part, top belongs to explosion-proof face, and
Lateral space is narrow, and special special design volume is small, light-weight, installs, uses, and air ducting easy to maintain is (referring to Fig. 9, figure
10)。
The Quick demounting unit
Be fixed on cabinet body 19 using mounting base 16, on overhead type Dehumidifying element device bottom plate 31 female end jacket assembly with
Male end jacket assembly on mounting base 16 is cooperatively connected, and guide-localization.Female end jacket assembly, by female end sheath 20 and to slotting
7 male end of connector composition；Male end jacket assembly, by male end sheath 21, to 7 female end of socket, connector, fixed column 30, connection terminal 22
And pinboard 29 forms.Power input and communication signal transmitting effect (referring to Figure 11, Figure 12) are risen to socket, connector 7.
The working principle of the invention:
Overhead type Dehumidifying element device is a kind of dehumidifying circulatory system of thermoelectric cooling formula, in small Space Facilities environment
Humid control.This dehumidification system is integrated to be integrated with lower component, is fitted close and is assembled with cabinet body, is in suitable for air circulation
Relatively closed space, also applicable space is the dehumidifying of high temperature and humidity, low temperature and high relative humidity environment.Including circulation air path shell 1, half
Conductor cooling piece 5, water tank 13, radiator fan 2, drainage cell, electric component and installation diversity action, reach installation,
Using, maintenance, it is easy to change the purpose of.Dehumidification system is preferential using humid control, the method supplemented by temperature control.According to warm and humid
Degree variation, using cooling and dehumidifying, cooling method, humid air are recycled along circulation air path cavity again, and are come into full contact with refrigeration end face
Condensation is carried out, thus condensation water segregation discharge recycles.
Claims (5)
1. a kind of overhead type Dehumidifying element device, which is characterized in that include the bottom plate (31) being located in shell (1)；Bottom plate
(31) middle part is equipped with water tank (13)；A humid air hole (14) is respectively equipped on the bottom plate of water tank (13) two sides；Two moist empty
A dry air hole (17) is respectively equipped on the outside of stomata (14)；Radiator wind is respectively equipped with above two dry air holes (17)
It fans (2)；Radiator fan (2) one end is equipped with semiconductor chilling plate (5)；Quick demounting unit is set on front side of water tank (13)；Water tank
(13) slot (28) are catchmented equipped with side in two sides；Atomizer assembly (23) are equipped in water tank (13).
2. a kind of overhead type Dehumidifying element device according to claim 1, which is characterized in that the Quick demounting unit packet
It includes the female end sheath (20) being welded on bottom plate (31), female end sheath (20) and the male end of socket, connector (7) is fixed；It is fixed
Column (30), connection terminal (22) and the female end of socket, connector (7) is welded on together on pinboard (29)；Fixed column (30) connects
Connecting terminal (22) is packed into male end sheath (21) to socket, connector (7) female end, pinboard (29)；Quick demounting unit is fixed on installation
On bottom plate (16).
3. a kind of overhead type Dehumidifying element device according to claim 1, which is characterized in that the atomizer assembly
It (23) include atomizer casing (26), atomizer fixed plate (25), cotton core (12), atomizer piece component (23)；Atomizer piece
Component (23) includes atomizer cover (10), fixed plate (25), pcb board (24), atomizer casing (26), cotton core (12), handle
(6), handle pulling rod (11)；Atomizer casing (26) is provided with cotton core (12), and the upper end of atomizer casing (26) and atomizer are solid
Fixed board (25) connection；Atomizer assembly (23), pcb board (24), atomizer fixed plate (25) and atomizer cover (10) are assembled
Afterwards, atomizer assembly (23) insertion shell (1) in, and by handle (6) by handle pulling rod (11) by atomizer assembly (23) with
Bottom plate (31) is fixedly connected.
4. a kind of overhead type Dehumidifying element device according to claim 1, which is characterized in that before and after the water tank (13)
Two sides are equipped with fixed plate (3)；Display screen (9) are equipped in the side of shell (1)；Water tank box bottom is equipped with drainpipe (8), draining
The discharge outlet for managing (8) stretches out shell (1) outside.
5. a kind of overhead type Dehumidifying element device according to claim 2, which is characterized in that the mounting base (16)
Lower part is equipped with air ducting (18), and air ducting (18) is connected with the air port of cabinet body (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449485.7A CN109599751B (en) | 2018-11-30 | 2018-11-30 | Overhead dehumidification unit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449485.7A CN109599751B (en) | 2018-11-30 | 2018-11-30 | Overhead dehumidification unit device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109599751A true CN109599751A (en) | 2019-04-09 |
| CN109599751B CN109599751B (en) | 2020-05-26 |
Family
ID=65959961
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449485.7A Active CN109599751B (en) | 2018-11-30 | 2018-11-30 | Overhead dehumidification unit device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008238019A (en) * | 2007-03-27 | 2008-10-09 | Matsushita Electric Works Ltd | Dehumidifier |
| CN203810580U (en) * | 2014-05-12 | 2014-09-03 | 陕西赛普瑞电气有限公司 | Overhead dehumidifier |
| CN104423404A (en) * | 2013-09-03 | 2015-03-18 | 国家电网公司 | Intelligent dehumidification system of electrical equipment |
| CN204598558U (en) * | 2015-05-15 | 2015-08-26 | 詹新伟 | A kind of power equipment dehumidifying thermostat |
| JP2015157259A (en) * | 2014-02-25 | 2015-09-03 | パナソニックＩｐマネジメント株式会社 | Dehumidifier |
| CN206225795U (en) * | 2016-08-09 | 2017-06-06 | 国网安徽无为县供电有限责任公司 | Top-type dehumidifier |
| CN108870575A (en) * | 2018-07-27 | 2018-11-23 | 广东顶固集创家居股份有限公司 | Dehumidifier and its dehumidification device |
-
2018
- 2018-11-30 CN CN201811449485.7A patent/CN109599751B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008238019A (en) * | 2007-03-27 | 2008-10-09 | Matsushita Electric Works Ltd | Dehumidifier |
| CN104423404A (en) * | 2013-09-03 | 2015-03-18 | 国家电网公司 | Intelligent dehumidification system of electrical equipment |
| JP2015157259A (en) * | 2014-02-25 | 2015-09-03 | パナソニックＩｐマネジメント株式会社 | Dehumidifier |
| CN203810580U (en) * | 2014-05-12 | 2014-09-03 | 陕西赛普瑞电气有限公司 | Overhead dehumidifier |
| CN204598558U (en) * | 2015-05-15 | 2015-08-26 | 詹新伟 | A kind of power equipment dehumidifying thermostat |
| CN206225795U (en) * | 2016-08-09 | 2017-06-06 | 国网安徽无为县供电有限责任公司 | Top-type dehumidifier |
| CN108870575A (en) * | 2018-07-27 | 2018-11-23 | 广东顶固集创家居股份有限公司 | Dehumidifier and its dehumidification device |
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| CN109599751B (en) | 2020-05-26 |
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