CN108493792A - A kind of explosion-proof power distribution cabinet - Google Patents
A kind of explosion-proof power distribution cabinet Download PDFInfo
- Publication number
- CN108493792A CN108493792A CN201810358334.4A CN201810358334A CN108493792A CN 108493792 A CN108493792 A CN 108493792A CN 201810358334 A CN201810358334 A CN 201810358334A CN 108493792 A CN108493792 A CN 108493792A
- Authority
- CN
- China
- Prior art keywords
- air
- distribution cabinet
- heat exchanger
- explosion
- power distribution
- 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.)
- Pending
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to power distribution cabinet technical fields, and in particular to a kind of explosion-proof power distribution cabinet, including distribution cabinet, air reservoir, air compressor machine, air deaerating plant, the first air heat exchanger, the second air heat exchanger and air boost pump；The distribution cabinet includes an air inlet and a gas outlet, wherein air inlet connects air reservoir, the first solenoid valve is provided between air inlet and air reservoir, gas outlet connects air boost pump, the second air heat exchanger is arranged between air boost pump and air reservoir；Air reservoir is additionally provided with gas supplementing opening, and gas supplementing opening connects the first air heat exchanger, and the first air heat exchanger connects air deaerating plant, and air deaerating plant connects air compressor machine, and the present invention has explosion prevention function, and energy saving, also has temperature adjustment effect.
Description
Technical field
The invention belongs to power distribution cabinet technical fields, and in particular to a kind of explosion-proof power distribution cabinet.
Background technology
In the place that some contain dust or potential combustible gas leakage, power distribution cabinet is not only needed to seal, be destaticed
Measure, the spontaneous combustion of circuit caused by cremating caused by power distribution cabinet internal short-circuit in order to prevent can also be lazy to filling inside power distribution cabinet
Property gas, such as Chinese invention patent " a kind of explosion-proof power distribution cabinet ", publication number CN105914596A, publication date 2016-08-31,
A kind of power distribution cabinet is disclosed, plays explosion-proof effect by being filled with nitrogen, but purchase industrial nitrogen is not only of high cost, replaces
Also compare, trouble, in addition cannot recycle, it is explosion-proof need not the special high-purity of demand nitrogen, but market at present again do not have
Dedicated for the explosion-proof nitrogen used of power distribution cabinet.
Invention content
The technical problem to be solved by the present invention is to：A kind of explosion-proof power distribution cabinet is provided, the industry for having used high-purity is avoided
Inert gas.
The technical solution used in the present invention is：A kind of explosion-proof power distribution cabinet, including distribution cabinet, air reservoir, air compressor machine,
Air deaerating plant, the first air heat exchanger, the second air heat exchanger and air boost pump；The distribution cabinet include one into
Gas port and a gas outlet, wherein air inlet connect air reservoir, and the first solenoid valve is provided between air inlet and air reservoir, is gone out
Gas port connects air boost pump, and the second air heat exchanger is arranged between air boost pump and air reservoir；Air reservoir is also set up
There are gas supplementing opening, gas supplementing opening to connect the first air heat exchanger, the first air heat exchanger connects air deaerating plant, air deaerating plant
Connect air compressor machine.
Further, the air deaerating plant includes upper plenum and lower cavity, lower to pass through between cavity and upper plenum
Partition board separates, and lower cavity inside is provided with electrically heated rod, and upper plenum is provided with air intake and air outlet slit, is provided on partition board
Solid reductant.
Further, the solid reductant is charcoal powder or iron powder.
Further, it is both provided with metal mesh at the air intake and air outlet slit.
Further, the distribution cabinet front is provided with cabinet door, and cabinet door passes through fluid sealant with distribution cabinet contact site
Item seals.
The beneficial effects of the invention are as follows：Air is passed through distribution again after the oxygen in air being removed using air deaerating plant
Cabinet can play the effect as industrial high purity inert gas, but be less than in cost and use industrial high purity indifferent gas
Body；Gas of the present invention can recycle, and can play the role of energy-efficient；In addition, being provided with air heat exchanger, Neng Gouwei in the present invention
Power distribution cabinet cools down.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is a kind of schematic diagram of air deaerating plant of the present invention.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
A kind of explosion-proof power distribution cabinet as depicted in figs. 1 and 2 includes distribution cabinet 1, air reservoir 2, air compressor machine 3, air deaerating plant
4, the first air heat exchanger 51, the second air heat exchanger 52 and air boost pump 7；The distribution cabinet 1 includes an air inlet
11 and a gas outlet 12, wherein air inlet 11 connect air reservoir 2, the first electricity is provided between air inlet 11 and air reservoir 2
Magnet valve 62, gas outlet 12 connect air boost pump 7, the second air heat exchanger are arranged between air boost pump 7 and air reservoir 2
52；Air reservoir 2 is additionally provided with gas supplementing opening, and gas supplementing opening connects the first air heat exchanger 51, and the first air heat exchanger 51 connects sky
Gas deaerating plant 4, air deaerating plant 4 connect air compressor machine 3.The air deaerating plant 4 includes upper plenum 41 and lower cavity
42, it is separated by partition board 47 between lower cavity 42 and upper plenum 41, lower cavity 42 is internally provided with electrically heated rod 43, upper plenum 41
It is provided with air intake 45 and air outlet slit 44, solid reductant is provided on partition board 47.The solid reductant is iron powder.
It is both provided with metal mesh 46 at the air intake 45 and air outlet slit 44.1 front of distribution cabinet is provided with cabinet door
13, cabinet door 13 is sealed with 1 contact site of distribution cabinet by sealing joint strip.
The operation principle of the present embodiment is：Distribution cabinet 1 is sealing structure, and air reservoir 2 is supplied into distribution cabinet 1,
2 inside of air reservoir removes the air of oxygen,：12 outlet of gas outlet of distribution cabinet 1, it is empty by air boost pump 7 and second
Gas heat exchanger 52 sends gas boosting and cooling back to air reservoir 2, not only ensure that certain air pressure and certain temperature, simultaneously
Circuit is formd, the increase for the cost come by the oxygen belt removed in air in supplement air event is reduced；Not due to the circuit
It can avoid having the loss of deoxygenation air, therefore air reservoir 2 is additionally provided with gas supplementing opening, by air deaerating plant 4 to pneumatics
The air that machine 3 supplements carries out deoxygenation.
For deaerating plant 4, in the present embodiment, air enters upper plenum 41 by air intake 45, inside lower cavity 42
The electrically heated rod 43 of setting carries out heating appropriate to iron powder, and then under high temperature environment, iron powder is reacted with the oxygen in air
And the oxygen in air is eliminated, then after the high temperature air for removing oxygen is cooled down in the first air heat exchanger 51, be supplemented to
In air reservoir 2.
Embodiment 2
Air deaerating plant 4 can not only use the scheme in embodiment 1, can also use scheme in the prior art, such as make
It still can be used in the deoxidation of air, the party although it is used for the deoxidation of nitrogen with double heating two-pass nitrogen degasifiers
Case refers to Chinese invention patent " double heating two-pass nitrogen degasifiers ", publication number CN201305464Y, publication date 2009-09-
09；Other parts are same as Example 1.
The basic principles, main features and advantages of the present invention have been shown and described above.The present invention is not by upper
The limitation of embodiment is stated, the above embodiments and description only illustrate the principle of the present invention, is not departing from the present invention
Various changes and improvements may be made to the invention under the premise of spirit and scope, these changes and improvements both fall within claimed sheet
In the range of invention.The claimed scope of the invention is defined by appended claims and its equivalent.
Claims (5)
1. a kind of explosion-proof power distribution cabinet, which is characterized in that including distribution cabinet（1）, air reservoir（2）, air compressor machine（3）, air removes
Oxygen device（4）, the first air heat exchanger（51）, the second air heat exchanger（52）And air boost pump（7）；The distribution cabinet
（1）Including an air inlet（11）With a gas outlet（12）, wherein air inlet（11）Connect air reservoir（2）, air inlet（11）With
Air reservoir（2）Between be provided with the first solenoid valve（62）, gas outlet（12）Connect air boost pump（7）, air boost pump（7）
With air reservoir（2）Between the second air heat exchanger is set（52）；Air reservoir（2）It is additionally provided with gas supplementing opening, gas supplementing opening connection
First air heat exchanger（51）, the first air heat exchanger（51）Connect air deaerating plant（4）, air deaerating plant（4）Connection
Air compressor machine（3）.
2. a kind of explosion-proof power distribution cabinet as described in claim 1, which is characterized in that the air deaerating plant（4）Including upper
Cavity（41）With lower cavity（42）, lower cavity（42）With upper plenum（41）Between pass through partition board（47）It separates, lower cavity（42）It is interior
Portion is provided with electrically heated rod（43）, upper plenum（41）It is provided with air intake（45）And air outlet slit（44）, partition board（47）On set
It is equipped with solid reductant.
3. a kind of explosion-proof power distribution cabinet as claimed in claim 2, which is characterized in that the solid reductant is charcoal powder or iron
Powder.
4. a kind of explosion-proof power distribution cabinet as claimed in claim 2, which is characterized in that the air intake（45）And air outlet slit
（44）Place is both provided with metal mesh（46）.
5. a kind of explosion-proof power distribution cabinet as described in claim 1, which is characterized in that the distribution cabinet（1）Front is provided with
Cabinet door（13）, cabinet door（13）With distribution cabinet（1）Contact site is sealed by sealing joint strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358334.4A CN108493792A (en) | 2018-04-20 | 2018-04-20 | A kind of explosion-proof power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358334.4A CN108493792A (en) | 2018-04-20 | 2018-04-20 | A kind of explosion-proof power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108493792A true CN108493792A (en) | 2018-09-04 |
Family
ID=63313840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810358334.4A Pending CN108493792A (en) | 2018-04-20 | 2018-04-20 | A kind of explosion-proof power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108493792A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113285384A (en) * | 2021-07-21 | 2021-08-20 | 南通正耀电气科技有限公司 | Industrial control cabinet |
| CN113410769A (en) * | 2021-06-21 | 2021-09-17 | 陕西惠齐电力科技开发有限公司 | Intelligent ring main unit with explosion-proof function and use method thereof |
| CN113406986A (en) * | 2021-07-20 | 2021-09-17 | 杭州惠嘉信息科技有限公司 | Reliability improving system for switching station |
-
2018
- 2018-04-20 CN CN201810358334.4A patent/CN108493792A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410769A (en) * | 2021-06-21 | 2021-09-17 | 陕西惠齐电力科技开发有限公司 | Intelligent ring main unit with explosion-proof function and use method thereof |
| CN113406986A (en) * | 2021-07-20 | 2021-09-17 | 杭州惠嘉信息科技有限公司 | Reliability improving system for switching station |
| CN113285384A (en) * | 2021-07-21 | 2021-08-20 | 南通正耀电气科技有限公司 | Industrial control cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180904 |
|
| WD01 | Invention patent application deemed withdrawn after publication |