CN108879416B - A kind of middle-placed switch cabinet with dehumidification device - Google Patents
A kind of middle-placed switch cabinet with dehumidification device Download PDFInfo
- Publication number
- CN108879416B CN108879416B CN201810674937.5A CN201810674937A CN108879416B CN 108879416 B CN108879416 B CN 108879416B CN 201810674937 A CN201810674937 A CN 201810674937A CN 108879416 B CN108879416 B CN 108879416B
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- CN
- China
- Prior art keywords
- switch cabinet
- placed switch
- air hose
- dryness storehouse
- chip microcontroller
- 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
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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
-
- 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
Abstract
The invention discloses a kind of middle-placed switch cabinets with dehumidification device, including middle-placed switch cabinet, ventilation mouth is respectively set in the upper and lower ends of the middle-placed switch cabinet side surface, the first air hose is coupled at the ventilation mouth of the middle-placed switch cabinet upper end, third air hose is coupled at the ventilation mouth of the middle-placed switch cabinet lower end, first air hose and third air hose are connected to the ventilation mouth of dryness storehouse upper and lower ends respectively, two ventilation mouths are arranged in the dryness storehouse upper end altogether, and two ventilation mouths are connected to the first air hose and the second air hose respectively, this the interior circulation and outer circulation that there is the middle-placed switch cabinet of dehumidification device can be realized middle-placed switch cabinet internal gas, pass through gas body-internal-circulation, it is quickly that middle-placed switch cabinet internal gas is dry, to guarantee that middle-placed switch cabinet internal element is dry, pass through gas outer circulation, quickly middle-placed switch cabinet internal heat is discharged, internal heat energy is avoided to gather, effective protection electric appliance member Part uses safe.
Description
Technical field
The present invention relates to technical field of electric equipment, specially a kind of middle-placed switch cabinet with dehumidification device.
Background technique
Middle-placed switch cabinet, full name are metal armouring middle disposed withdrawn type switchgear.Belong to high voltage distribution installation, maximum operating voltage
It 3.6/7.2/12kV, is the indoor complete power distribution equipment of three-phase alternating current 50Hz sectionalized single busbar connection system or double-bus segmented system.
For receiving and the network power with 3.6-12kV, and control protection, monitoring and measuring are carried out to power circuit.Middle switch
Cabinet is mainly used for power plant, the power transmission of medium and small generator, electric system secondary substation by electricity, power transmission, industrial and mineral enterprises and institutions
The distribution of unit and the starting of Large-scale High-Pressure motor etc..
Middle-placed switch cabinet is as a kind of power distribution equipment in the prior art, in rainy weather, internal air meeting excessive moisture, gently
Then corrode the metal fittings inside middle-placed switch cabinet, heavy then cause internal short circuits, the prior art mainly adopts follow inner air
Ring filtration drying, thus guarantee the drying of internal element, but electric elements can generate a large amount of thermal energy during the work time, follow
The air-flow of ring can not effectively distribute internal heat, and internal heat is caused to gather, and influence the use of electrical equipment.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of middle-placed switch cabinet with dehumidification device,
The interior circulation and outer circulation that can be realized middle-placed switch cabinet internal gas are quickly done middle-placed switch cabinet internal gas by gas body-internal-circulation
It is dry, to guarantee that middle-placed switch cabinet internal element is dry, by gas outer circulation, quickly middle-placed switch cabinet internal heat is discharged, is avoided interior
Portion's thermal energy buildup, effective protection electric elements can effectively solve the problems in background technique using safe.
To achieve the above object, the invention provides the following technical scheme: a kind of middle-placed switch cabinet with dehumidification device, including in
Cabinet is set, the upper and lower ends of the middle-placed switch cabinet side surface are respectively set ventilation mouth, cooperate peace at the ventilation mouth of the middle-placed switch cabinet upper end
The first air hose is filled, third air hose, first air hose and third air hose point are coupled at the ventilation mouth of the middle-placed switch cabinet lower end
It is not connected to the ventilation mouth of dryness storehouse upper and lower ends, two ventilation mouths, and two ventilation mouths point are arranged in the dryness storehouse upper end altogether
It is not connected to the first air hose and the second air hose, second air hose end is coupled end socket；
Mounting disc is fixedly installed in middle position in the dryness storehouse, and the installation panel surface is uniformly arranged mounting hole, and pacifies
It fills hole internal engagement and fan is installed, the input terminal of the fan is electrically connected with the output end of single-chip microcontroller, the input of the single-chip microcontroller
End is electrically connected with the output end of external power supply；
Mounting disc lower end fixed setting heating silk screen inside the dryness storehouse, the input terminal and monolithic of the heating silk screen
The output end of machine is electrically connected, and the second dry bag is fixedly installed inside the dryness storehouse of the heater strip side off the net.
It is twin flue inside first air hose and the second air hose as a preferred technical solution of the present invention, and
Wherein a root canal road is connected to by exhaust pipe inside first air hose and the second air hose.
As a preferred technical solution of the present invention, the end socket is fixedly set in outside the second air hose, and end socket
End surface is uniformly arranged air hole, and the first dry bag is fixedly installed inside end socket.
As a preferred technical solution of the present invention, sliding slot, institute is fixedly installed inside the end socket on the inside of proximal end face
State sliding slot internal engagement installation baffle, the air hole corresponding position setting air hole of the baffle surface and end face, the baffle
It is fixedly connected by electric telescopic rod with the inner wall of end socket, the input terminal of the electric telescopic rod and the output end of single-chip microcontroller are electrically connected
It connects.
As a preferred technical solution of the present invention, rain visor is fixedly installed in the end socket upper end, and the rain visor is
Hard plate, and the two sides of rain visor curve inwardly and are bonded with the side surface of end socket.
As a preferred technical solution of the present invention, fixed setting peace inside the dryness storehouse below second dry bag
It frames up, capacitor board is arranged in uniform array inside the installing frame, and the input terminal of the capacitor board and the output end of single-chip microcontroller are electrically connected
It connects.
As a preferred technical solution of the present invention, fixed setting filtering inside the dryness storehouse below the installing frame
Bag, fills PPF filter cotton inside the filter bag, desiccant-filled inside first dry bag and the second dry bag.
As a preferred technical solution of the present invention, the bottom inner portion of the dryness storehouse is uniformly arranged metal bar, described
Metal bar passes through wired earth.
As a preferred technical solution of the present invention, setting temperature sensor and humidity sensor inside the middle-placed switch cabinet
Device, the temperature sensor and the output end of humidity sensor and the input terminal of single-chip microcontroller are electrically connected.
As a preferred technical solution of the present invention, support base, the support seating face is arranged in the middle-placed switch cabinet bottom
It is uniformly arranged inclined air outlet, and the lowest surfaces of support base are higher than the ventilation mouth of middle-placed switch cabinet lower end.
Compared with prior art, the beneficial effects of the present invention are: there is the middle-placed switch cabinet of dehumidification device to use in middle-placed switch cabinet for this
The mode of dryness storehouse is separately provided in outside, realizes the circulation of middle-placed switch cabinet internal gas flow, realizes the drying of internal gas, and be not take up
Middle-placed switch cabinet inner space promotes the utilization rate of middle-placed switch cabinet inner space, while passing through the first air hose, the second wind inside dryness storehouse
Pipe is applied in combination with third air hose, to realize the interior circulation and outer circulation of middle-placed switch cabinet internal gas flow, while meeting middle-placed switch cabinet
The double effects of dehumidifying and heat dissipation.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is cross-sectional view of the present invention；
Fig. 3 is mounting disc schematic diagram of the present invention；
Fig. 4 is end socket schematic diagram of the present invention.
In figure: 1 middle-placed switch cabinet, 2 first air hoses, 3 second air hoses, 4 third air hoses, 5 end sockets, 6 rain visors, 7 dryness storehouses, 8 peaces
Sabot, 9 fans, 10 exhaust pipes, 11 first dry bags, 12 baffles, 13 electric telescopic rods, 14 support bases, 15 heating silk screens, 16
Second dry bag, 17 capacitor boards, 18 filter bags, 19 metal bars, 20 single-chip microcontrollers, 21 temperature sensors, 22 humidity sensors.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, the present invention provides a kind of technical solution: a kind of middle-placed switch cabinet with dehumidification device, including in set
Cabinet 1, the upper and lower ends of 1 side surface of middle-placed switch cabinet are respectively set ventilation mouth, are coupled the first wind at the ventilation mouth of 1 upper end of middle-placed switch cabinet
Pipe 2, is coupled third air hose 4 at the ventilation mouth of 1 lower end of middle-placed switch cabinet, the first air hose 2 and third air hose 4 respectively with dryness storehouse 7
The ventilation mouths of upper and lower ends is connected to, and 7 upper end of dryness storehouse is arranged two ventilation mouths altogether, and two ventilation mouths respectively with the first air hose 2
It is connected to the second air hose 3,3 end of the second air hose is coupled end socket 5；
Mounting disc 8 is fixedly installed in middle position in dryness storehouse 7, and 8 surface of mounting disc is uniformly arranged mounting hole, and in mounting hole
Portion is coupled fan 9, and the input terminal of fan 9 is electrically connected with the output end of single-chip microcontroller 20, the input terminal of single-chip microcontroller 20 with it is external
The output end of power supply is electrically connected, and is applied in combination by multiple groups fan 9, increases internal gas flow speed, quickening be air-dried and
The efficiency of heat dissipation；
8 lower end of mounting disc fixed setting heating silk screen 15 inside dryness storehouse 7, heats the input terminal and single-chip microcontroller of silk screen 15
20 output end electrical connection heats and the second dry bag 16 is fixedly installed inside the dryness storehouse 7 of 15 lower section of silk screen, when moisture in gas
Larger, heating silk screen 15 can preheat the second dry bag 16, so that the water absorbing capacity of the second dry bag 16 is promoted, thus
Guarantee dehumidifying effect；
It is twin flue inside first air hose 2 and the second air hose 3, and wherein one inside the first air hose 2 and the second air hose 3
Root canal road is connected to by exhaust pipe 10, and when carrying out outer circulation, the gas inside middle-placed switch cabinet 1 passes through the first air hose 2, exhaust pipe 10
It is discharged with the second air hose 3, guarantees the air pressure balance inside middle-placed switch cabinet 1；
End socket 5 is fixedly set in outside the second air hose 3, and the end surface of end socket 5 is uniformly arranged air hole, and end socket 5
Fixed setting the first dry bag 11 in inside carries out preliminarily dried to the gas entered inside the second air hose 3 by end socket 5；
Be fixedly installed sliding slot inside end socket 5 on the inside of the proximal end face, sliding slot internal engagement installs baffle 12,12 surface of baffle with
Air hole is arranged in the air hole corresponding position of end face, and baffle 12 is fixedly connected by electric telescopic rod 13 with the inner wall of end socket 5,
The input terminal of electric telescopic rod 13 is electrically connected with the output end of single-chip microcontroller 20, drives baffle 12 mobile by electric telescopic rod 13,
The air hole relative motion of baffle 12 and 5 surface of end socket is realized, to realize that the air hole on 5 surface of end socket is opened and is closed；
Rain visor 6 is fixedly installed in 5 upper end of end socket, and rain visor 6 is hard plate, and the two sides of rain visor 6 curve inwardly and seal
First 5 side surface fitting, effectively prevent external rainwater to enter the second air hose 3 by end socket 5；
Installing frame is fixedly installed inside the dryness storehouse 7 of second dry bag, 16 lower section, uniform array setting electricity inside installing frame
Hold plate 17, the input terminal of capacitor board 17 is electrically connected with the output end of single-chip microcontroller 20, by the Coulomb force inside capacitor board 17, by gas
Charged ion absorption in stream, avoids damage of the charged ion to electric elements；
Filter bag 18 is fixedly installed inside dryness storehouse 7 below installing frame, PPF filter cotton is filled inside filter bag 18, the
It is desiccant-filled inside one dry bag 11 and the second dry bag 16, when air-flow passes through the first dry bag 11 and the second dry bag 16
Desiccant dust is taken out of, when by filter bag 18, by the dust-filtering in air-flow；
The bottom inner portion of dryness storehouse 7 is uniformly arranged metal bar 19, and metal bar 19 is by wired earth, by by metal bar 19
The mode of ground connection effectively neutralizes the charged ion of 7 internal residual of dryness storehouse；
Temperature sensor 21 and humidity sensor 22, temperature sensor 21 and humidity sensor 22 are set inside middle-placed switch cabinet 1
Output end be electrically connected with the input terminal of single-chip microcontroller 20, temperature sensor 21 use PT100 type stainless steel waterproof temperature sensing
Device, humidity sensor 22 uses CWS13-P type humidity sensor, 1 internal temperature of real-time detection middle-placed switch cabinet and humidity, to realize
The automatic switchover of interior circulation and outer circulation；
Support base 14 is arranged in 1 bottom of middle-placed switch cabinet, and 14 surface of support base is uniformly arranged inclined air outlet, and support base 14
Lowest surfaces are higher than the ventilation mouth of 1 lower end of middle-placed switch cabinet, and electric elements is avoided to block ventilation mouth, and the inclination outlet air on 14 surface of support base
Mouthful, increase circulating current in 1 interior air-flow paths of middle-placed switch cabinet, effectively promotes the effect of dehumidifying and heat dissipation；
Single-chip microcontroller 20 uses Siemens 6ES7216-2AD23-0XB8 type PLC controller, and single-chip microcontroller 20 controls electric expansion
Bar 13, the mode for heating silk screen 15, fan 9, capacitor board 17, temperature sensor 21 and humidity sensor 22 are in the prior art
Normal method.
When in use: temperature sensor 21 and humidity sensor 22 to inside middle-placed switch cabinet 1 gas temperature and humidity carry out
Detection, and will test result and be transferred to single-chip microcontroller 20, single-chip microcontroller 20 carries out the tune of interior circulation and outer circulation according to the data of acquisition
Control, when internal temperature is not up to setting value, and humidity is more than setting value, single-chip microcontroller 20 only controls 17 work of fan 9 and capacitor board
Make, 1 internal gas flow of middle-placed switch cabinet enters dryness storehouse 7 by the first air hose 2, successively passes through the second dry bag 16, capacitor board 17, mistake
Filter bag 18 and metal bar 19 are successively dried, de-electromation, go the step of dust and removing residual electrons, then dry gas
Stream enters middle-placed switch cabinet 1 by third air hose 4, completes interior circulation；
When the data that single-chip microcontroller 20 obtains show that 1 internal temperature of middle-placed switch cabinet is more than setting value, single-chip microcontroller is except the above-mentioned behaviour of progress
It outside controlling, while controlling electric telescopic rod 13 and changing length, make baffle 12 and end socket 5 that relative displacement occur, to make end socket
The ventilation mouth on 5 surfaces is opened, and extraneous gas enters dryness storehouse 7 from end socket 5, and extraneous gas is passing through drying, de-electromation, going
Before the step of dust and removing residual electrons, pass through the drying of the first dry bag 11, while the high humidity inside middle-placed switch cabinet 1 in advance
Gas is discharged by exhaust pipe 10 from the second air hose 3, and the air pressure balance inside middle-placed switch cabinet 1 is maintained.
The present invention realizes following for 1 internal gas flow of middle-placed switch cabinet by the way of dryness storehouse 7 is separately provided outside middle-placed switch cabinet 1
Ring, realizes the drying of internal gas, and is not take up 1 inner space of middle-placed switch cabinet, promotes the utilization rate of 1 inner space of middle-placed switch cabinet, together
When being applied in combination inside dryness storehouse 7 by the first air hose 2, the second air hose 3 and third air hose 4, to realize middle-placed switch cabinet 1
The interior circulation of internal gas flow and outer circulation, while meeting the double effects of middle-placed switch cabinet 1 dehumidifying and heat dissipation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of middle-placed switch cabinet with dehumidification device, including middle-placed switch cabinet (1), it is characterised in that: middle-placed switch cabinet (1) side surface
Ventilation mouth is respectively set in upper and lower ends, is coupled the first air hose (2) at the ventilation mouth of middle-placed switch cabinet (1) upper end, it is described in
Set and be coupled third air hose (4) at the ventilation mouth of cabinet (1) lower end, first air hose (2) and third air hose (4) respectively with it is dry
The ventilation mouth of dry storehouse (7) upper and lower ends is connected to, and two ventilation mouths, and two ventilation mouths point are arranged in dryness storehouse (7) upper end altogether
It is not connected to the first air hose (2) and the second air hose (3), the second air hose (3) end is coupled end socket (5)；
Interior middle position fixed setting mounting disc (8) of dryness storehouse (7), mounting disc (8) surface are uniformly arranged mounting hole,
And mounting hole internal engagement installation fan (9), the input terminal of the fan (9) are electrically connected with the output end of single-chip microcontroller (20), institute
The input terminal for stating single-chip microcontroller (20) is electrically connected with the output end of external power supply；
Internal mounting disc (8) lower end fixed setting heating silk screen (15) of the dryness storehouse (7), it is described to heat the defeated of silk screen (15)
Enter end to be electrically connected with the output end of single-chip microcontroller (20), fixed setting the inside the dryness storehouse (7) below heating silk screen (15)
Two dry bags (16), are twin flue inside first air hose (2) and the second air hose (3), and the first air hose (2) and the second wind
(3) internal wherein root canal road to be managed to be connected to by exhaust pipe (10), the end socket (5) is fixedly set in the second air hose (3) outside,
And the end surface of end socket (5) is uniformly arranged air hole, and the first dry bag (11) are fixedly installed inside end socket (5), the envelope
Sliding slot is fixedly installed inside head (5) on the inside of proximal end face, the sliding slot internal engagement installs baffle (12), baffle (12) table
Air hole is arranged in the air hole corresponding position of face and end face, and the baffle (12) passes through electric telescopic rod (13) and end socket (5)
Inner wall is fixedly connected, and the input terminal of the electric telescopic rod (13) is electrically connected with the output end of single-chip microcontroller (20), the end socket (5)
Rain visor (6) are fixedly installed in upper end, and the rain visor (6) is hard plate, and the two sides of rain visor (6) curve inwardly and end socket
(5) side surface is bonded, and installing frame, the installation are fixedly installed inside the dryness storehouse (7) below second dry bag (16)
Uniform array setting capacitor board (17), the output end of the input terminal and single-chip microcontroller (20) of the capacitor board (17) are electrically connected inside frame
It connects, filter bag (18) is fixedly installed inside the dryness storehouse (7) below the installing frame, PPF is filled inside the filter bag (18)
Filter cotton, first dry bag (11) and the second dry bag (16) are internal desiccant-filled.
2. a kind of middle-placed switch cabinet with dehumidification device according to claim 1, it is characterised in that: the dryness storehouse (7)
Bottom inner portion is uniformly arranged metal bar (19), and the metal bar (19) passes through wired earth.
3. a kind of middle-placed switch cabinet with dehumidification device according to claim 1, it is characterised in that: in the middle-placed switch cabinet (1)
Temperature sensor (21) and humidity sensor (22), the output of the temperature sensor (21) and humidity sensor (22) is arranged in portion
End is electrically connected with the input terminal of single-chip microcontroller (20).
4. a kind of middle-placed switch cabinet with dehumidification device according to claim 1, it is characterised in that: middle-placed switch cabinet (1) bottom
Support base (14) are arranged in portion, and support base (14) surface is uniformly arranged inclined air outlet, and the lowest surfaces of support base (14)
Higher than the ventilation mouth of middle-placed switch cabinet (1) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674937.5A CN108879416B (en) | 2018-06-27 | 2018-06-27 | A kind of middle-placed switch cabinet with dehumidification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674937.5A CN108879416B (en) | 2018-06-27 | 2018-06-27 | A kind of middle-placed switch cabinet with dehumidification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108879416A CN108879416A (en) | 2018-11-23 |
| CN108879416B true CN108879416B (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810674937.5A Active CN108879416B (en) | 2018-06-27 | 2018-06-27 | A kind of middle-placed switch cabinet with dehumidification device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729638A (en) * | 2019-10-18 | 2020-01-24 | 茂名市康坦福电力工程有限公司 | Looped network switch cabinet |
| CN110829243B (en) * | 2019-12-02 | 2021-09-03 | 沧州华瑞变压器有限公司 | High-voltage switch cabinet capable of preventing salt mist corrosion |
| CN111130001B (en) * | 2020-01-18 | 2021-08-31 | 深圳市创奇电气有限公司 | Indoor AC metal armoured movable switch equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3328784A1 (en) * | 1983-08-10 | 1985-02-28 | Brown, Boveri & Cie Ag, 6800 Mannheim | Low-voltage or medium-voltage switching and distribution system which is protected against contamination by dust and adverse influences from high air humidity, and a method for achieving the desired protection |
| CN1960095A (en) * | 2006-08-25 | 2007-05-09 | 杨志强 | Normal temperature moisture separator for electrical cubicle |
| CN206820263U (en) * | 2017-06-21 | 2017-12-29 | 深圳市蓉电实业有限公司 | A kind of middle-placed switch cabinet with dehydrating unit |
-
2018
- 2018-06-27 CN CN201810674937.5A patent/CN108879416B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3328784A1 (en) * | 1983-08-10 | 1985-02-28 | Brown, Boveri & Cie Ag, 6800 Mannheim | Low-voltage or medium-voltage switching and distribution system which is protected against contamination by dust and adverse influences from high air humidity, and a method for achieving the desired protection |
| CN1960095A (en) * | 2006-08-25 | 2007-05-09 | 杨志强 | Normal temperature moisture separator for electrical cubicle |
| CN206820263U (en) * | 2017-06-21 | 2017-12-29 | 深圳市蓉电实业有限公司 | A kind of middle-placed switch cabinet with dehydrating unit |
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| Publication number | Publication date |
|---|---|
| CN108879416A (en) | 2018-11-23 |
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