CN208049684U - A kind of low-temperature plasma device of processing VOCs exhaust gas - Google Patents
A kind of low-temperature plasma device of processing VOCs exhaust gas Download PDFInfo
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- CN208049684U CN208049684U CN201820096420.8U CN201820096420U CN208049684U CN 208049684 U CN208049684 U CN 208049684U CN 201820096420 U CN201820096420 U CN 201820096420U CN 208049684 U CN208049684 U CN 208049684U
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- casing
- exhaust gas
- air
- spray
- arc chamber
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 29
- 238000012545 processing Methods 0.000 title claims abstract description 15
- 239000007921 spray Substances 0.000 claims abstract description 36
- 239000012212 insulator Substances 0.000 claims abstract description 22
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 230000005684 electric field Effects 0.000 claims abstract description 4
- 238000009827 uniform distribution Methods 0.000 claims description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000035568 catharsis Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000006552 photochemical reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- 230000005619 thermoelectricity Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of low-temperature plasma devices of processing VOCs exhaust gas, equipped with casing, casing is equipped with air inlet and gas outlet, and arc chamber is equipped in casing, anode module and cathode module are equipped in arc chamber, casing both sides are equipped with insulator cylinder and pull rod porcelain, for power supply after casing foreign side, the conducting wire introducing casing of power supply, positive and negative anodes are added separately to anode module and cathode module, it powers to electric field, is additionally provided with spray system and hot-air system；Spray system connects cleaning solution and spray pump, and the spray head of spray system is set in casing, and position is higher than arc chamber upper end；The inlet end of the connecting tube of hot-air system connects air-heater, and outlet side is opened on pull rod porcelain and insulator cylinder position.The utility model has the beneficial effects that the big VOCs exhaust gas of the aqueous viscosity of dust-laden can be effectively treated.
Description
Technical field
The utility model belongs to field of environment protection, the low-temperature plasma device of specifically a kind of processing VOCs exhaust gas.
Background technology
VOCs（volatile organic compounds）, i.e. volatile organic compounds is steamed under the conditions of 293.15K
Air pressure is greater than or equal under 10Pa or specific applicable elements with corresponding volatile except CH4, CO, CO2, H2CO3, metal
Outside carbide, metal carbonate and ammonium carbonate, any organic compound containing charcoal for participating in atmospheric photochemical reaction.By long-term
Widespread consensus has been reached in follow-up investigation and scientific research in the world at present, and VOCs is one kind in atmosphere pollution,
It is one of haze origin cause of formation, is one of the cause of disease for inducing a variety of diseases.Low temperature plasma can form the atmosphere with strong oxidizing property,
Oxidation reaction can occur with VOCs, generate CO2 and H2O, therefore can be by plasma application in VOCs exhaust-gas treatments.In
State patent document CN105396440A disclosed " thermoelectricity corona catalytic oxidation treatment industrial waste gas on March 16th, 2016
The both ends of the device and method of VOCs ", including purification channel, the purification channel are respectively equipped with exhaust gas inlet and waste gas outlet,
Further include：Heating tube is mounted in purification channel and extends along purification channel length direction；Helical discharge coil is mounted on net
Change in channel, is centered around heating tube periphery and is extended spirally along heating tube length direction；High-voltage pulse generator is loaded in spiral
Discharge coil both ends make to generate high energy electron and ion plasma in purification channel；Heating tube thermostat is loaded in heating tube
Both ends.Since experiment conclusion is only idealized state, above-mentioned technical proposal still has defect in practical applications.It is pending
Exhaust gas not contains only VOCs, generally also contains a small amount of dust, steam and sticky larger volatile substance.Dustiness in exhaust gas
Height can cause particulate matter to be assembled in discharge of plasma in low temperature electrode, influence discharge effect；Water content height can also influence electric discharge effect
Fruit, but also the aggregation of particulate matter can be accelerated.In addition, part VOCs viscosity is larger, can get up in the condensation of electrode surrounding, on the one hand
Discharge effect is influenced, on the other hand also results in that equipment is inflammable and explosive, and there are security risks.
Invention content
Based on problem above, the utility model provides a kind of low-temperature plasma device of processing VOCs exhaust gas, Ke Yiyou
The effect processing aqueous tough VOCs exhaust gas of dust-laden.
In order to realize goal of the invention, the utility model adopts the following technical solution：A kind of low temperature etc. of processing VOCs exhaust gas
Ion body device is equipped with casing, and casing is equipped with air inlet and gas outlet, and arc chamber is equipped in casing, anode is equipped in arc chamber
Module and cathode module, casing both sides are equipped with insulator cylinder and pull rod porcelain, and power supply is set to casing foreign side, and the conducting wire of power supply introduces casing
Afterwards, positive and negative anodes are added separately to anode module and cathode module, power to electric field, are additionally provided with spray system and hot-air system；Spray
System connects cleaning solution and spray pump, and the spray head of spray system is set in casing, and position is higher than arc chamber upper end；Hot-air system
Connecting tube inlet end connect air-heater, outlet side is opened on pull rod porcelain and insulator cylinder position.
The low-temperature plasma device of the processing VOCs exhaust gas of this programme design is equipped with if there are one casings in casing
Arc chamber, electrode assembly is equipped in arc chamber space, and electrode assembly is divided into anode module and cathode module；It is equipped in casing both sides
Pull rod porcelain and insulator cylinder；Cathode module is fixed on pull rod porcelain and insulator cylinder and is separated with casing, anode module insulation.Additionally
Equipped with spray system and hot-air system.The spray head of spray system is set in casing, and position is higher than arc chamber, and spray head passes through pipe
Road is connect with cleaning solution and spray pump, by operating spray pump, cleaning solution can be sprayed on discharge electrode, will be adhered to thereon
Dust, condensation greasy dirt thereon rinse out, restore cleaning.The pipeline inlet end of hot-air system connects air-heater, outlet side point
The cleaning solution remained in when spraying on pull rod porcelain and insulator cylinder can Dui Ying not be dried up, be prevented at insulator cylinder and pull rod porcelain
Generate creepage phenomenon.By such cleaning and drying, pull rod porcelain, insulator cylinder and anodic-cathodic maintain good cleaning shape
The discharge effect of state, electrode is more preferable, and complete machine operation is more stable safer, can efficient process it is various containing dust, it is steam, tough
VOCs exhaust gas.
Preferably, the outlet end opening of the connecting tube of hot-air system is multiple, each pull rod porcelain and insulator are corresponded to respectively
The position of cylinder position adaptation.The outlet end opening design of the connecting tube of hot-air system is corresponding in pull rod porcelain and insulator cylinder
Position, can the faster and better liquid by pull rod porcelain and insulator cylinder dry up, restore use state faster.
Preferably, the lower end of casing is equipped with discharge outlet able to turn on or off.Discharge outlet is used for flowing to washing for lower section when will spray
It washs outside liquid discharger, keeps casing internal drying.
Preferably, air inlet is set to the lower end of casing, gas outlet is set to the upper end of casing, and the downstream of air inlet is to putting
Airflow uniform distribution plate, airflow uniform distribution plate tabula air current flow direction are equipped between electric room.Airflow uniform distribution plate can adjust air-flow in water
Square to distribution, flow through the air-flow equalization stable of airflow uniform distribution plate position section, be more advantageous to plasma pair
The catharsis of VOCs exhaust gas.
In conclusion the utility model has the beneficial effects that：The big VOCs exhaust gas of the aqueous viscosity of dust-laden can be effectively treated.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is anode module and cathode module axial sectional view.
Fig. 3 is the axial sectional view of discharge cell.
Fig. 4 is the vertical view of discharge cell.
Wherein：1 power supply, 2 casings, 3 air inlets, 4 arc chambers, 5 hot-air systems, 6 spray systems, 7 insulator cylinders, 8 gas outlets,
9 airflow uniform distribution plates, 10 discharge cells, 11 discharge outlet, 12 cathode modules, 13 anode modules, 14 pull rod porcelain, 101 cathode lines, 102
Anode canister.
Specific implementation mode
The utility model is further described with specific implementation mode below in conjunction with the accompanying drawings.
Embodiment as shown in Figure 1 and Figure 2 is equipped with casing 2 for a kind of low-temperature plasma device of processing VOCs exhaust gas,
The lower end of cabinet sides is equipped with air inlet 3, and the upper end of casing is equipped with gas outlet 8.Casing both sides are equipped with insulator cylinder 7 and pull rod porcelain
14.It is divided into upper layer and lower layer in casing, is airflow uniform distribution plate 9 among two layers, part more than airflow uniform distribution plate is arc chamber 4.It puts
Electric room is rectangular space, inside has cathode module 12 and anode module 13, wherein cathode module to be fixed on pull rod porcelain and insulator cylinder
And it is separated with casing, anode module insulation；Anode module is made of a series of anode canisters 102, and cathode module is by a series of cathodes
Line 101 forms；One cathode line and an anode canister form a discharge cell 10.Power supply 1 is set to casing foreign side, and power supply is led
After line introduces casing, positive and negative anodes are added separately to anode module and cathode module, power to electric field.Device is additionally provided with spray system 6
With hot-air system 5.The connecting tube outer end connection cleaning solution and spray pump of spray system, inner end introduce casing, connect spray system
Spray head, spray head is located at the upper end of arc chamber.The connecting tube inlet end of hot-air system connects air-heater, and outlet sets multichannel branch
Pipe, each branch pipe end are set there are one opening, correspond to the position of each pull rod porcelain and insulator cylinder respectively.The lower end of casing is equipped with can
The discharge outlet 11 of keying, the cleaning solution flow down when can will spray export outside casing.
As shown in Figure 3, Figure 4, the electrode of low-temperature plasma device is vertically-mounted in this example, and inside is cathode line 101, outside
Side is columnar anode canister 102.High pressure is formed when being powered between cathode line and anode canister, by the gas between anodic-cathodic
Body molecular ionization forms plasma.
A kind of low-temperature plasma device of the processing VOCs exhaust gas of this example, VOCs exhaust gas by air inlet below casing into
Enter, air-flow equilibrium degree is adjusted by airflow uniform distribution plate, then when by arc chamber, by plasma oxidation, after oxidation
Clean gas above casing gas outlet discharge.
After running a period of time, if you need to clean, you can it is out of service, low-temperature plasma device power supply is cut off, then
Start spray pump to spray the anodic-cathodic in casing, be discharged from discharge outlet after spray liquid spray.It is opened after spray
Hot-air system, hot-air are purged for pull rod porcelain and insulator cylinder by pipeline, will be remained on pull rod porcelain and insulator cylinder
Spray liquid dries up.Cleaning drying finishes, and pull rod porcelain, insulator cylinder and discharge electrode restore cleaning drying, can continue efficiently steady
The full processing VOCs exhaust gas in Dingan County.
Claims (4)
1. a kind of low-temperature plasma device of processing VOCs exhaust gas, is equipped with casing（2）, casing is equipped with air inlet（3）And outlet
Mouthful（8）, casing is interior to be equipped with arc chamber（4）, arc chamber is interior to be equipped with anode module（12）And cathode module（13）, casing both sides are equipped with
Insulator cylinder（7）With pull rod porcelain（14）, power supply（1）After casing foreign side, the conducting wire introducing casing of power supply, positive and negative anodes are added separately to
Anode module and cathode module are powered, characterized in that be additionally provided with spray system to electric field（6）And hot-air system（5）；Spray system
The spray head of system connection cleaning solution and spray pump, spray system is set in casing, and position is higher than arc chamber upper end；Hot-air system
The inlet end of connecting tube connects air-heater, and outlet side is opened on pull rod porcelain and insulator cylinder position.
2. a kind of low-temperature plasma device of processing VOCs exhaust gas according to claim 1, characterized in that hot-air system
The outlet end opening of connecting tube be multiple, correspond to the position that each pull rod porcelain and insulator cylinder position are adapted to respectively.
3. a kind of low-temperature plasma device of processing VOCs exhaust gas according to claim 1, characterized in that under casing
End is equipped with discharge outlet able to turn on or off（11）.
4. a kind of low-temperature plasma device of processing VOCs exhaust gas according to claim 1, characterized in that air inlet is set
In the lower end of casing, gas outlet is set to the upper end of casing, and the downstream of air inlet is to being equipped with airflow uniform distribution plate between arc chamber
（9）, airflow uniform distribution plate tabula air current flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096420.8U CN208049684U (en) | 2018-01-19 | 2018-01-19 | A kind of low-temperature plasma device of processing VOCs exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096420.8U CN208049684U (en) | 2018-01-19 | 2018-01-19 | A kind of low-temperature plasma device of processing VOCs exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208049684U true CN208049684U (en) | 2018-11-06 |
Family
ID=63995612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820096420.8U Expired - Fee Related CN208049684U (en) | 2018-01-19 | 2018-01-19 | A kind of low-temperature plasma device of processing VOCs exhaust gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208049684U (en) |
-
2018
- 2018-01-19 CN CN201820096420.8U patent/CN208049684U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 |