CN206315676U - The processing unit of plasma and photocatalyst organic exhaust gas - Google Patents
The processing unit of plasma and photocatalyst organic exhaust gas Download PDFInfo
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- CN206315676U CN206315676U CN201621227932.0U CN201621227932U CN206315676U CN 206315676 U CN206315676 U CN 206315676U CN 201621227932 U CN201621227932 U CN 201621227932U CN 206315676 U CN206315676 U CN 206315676U
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- plasma
- exhaust gas
- air channel
- deflection plate
- photocatalyst
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model provides the processing unit of plasma and photocatalyst organic exhaust gas, including air channel, and air channel is provided with air inlet and air outlet, the air channel and is sequentially provided with from air inlet to air outlet：For removing greasy dirt and the deflection plate oil expeller of crude particle dust in removing exhaust gas；Spray washing mechanism for absorbing odor molecules and minute dusts in waste gas；Low-temperature plasma for odor molecules in waste gas decomposition；Deflection plate demister for removing removing exhaust gas reclaimed water vapour；Photocatalyst for odor molecules in catalytic degradation waste gas；Activated carbon fiber filter for absorbing remaining odor molecules in tail gas.The device that the utility model is provided overcomes the deficiencies in the prior art, can effectively eliminate organic odor molecules in industrial waste gas, reaches the purpose of purification waste gas, and treatment effeciency is high, low cost；Device uses modularized design, convenient to clean, change in the future so that later maintenance work very comfortable, and extends the service life of equipment, it is easy to promote the use of.
Description
Technical field
The utility model is related to the treatment technology of organic exhaust gas, more specifically, is to be related to plasma and photocatalyst is organic
The processing unit of waste gas.
Background technology
In modern industry production, some excitant organic exhaust gas, the big portion of these waste gas can be produced along with production process
It is divided into organic hydrocarbon compounds (such as methanol, ethanol, benzene, toluene), is on a small quantity inorganic matter (such as hydrogen sulfide, sulfur dioxide, halogenation
Hydrogen etc.).Because the olfactory system of people is more sensitive, once touching these gases can give people to bring offending sensation, when long
Between contact and suck these there is irritating gas, nausea, dizzy phenomenon can be produced, serious danger is produced to health
Evil.To implement《The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution》, control pollution of the odorant pollutant to air, protection and improvement
Environment, State Bueau of Environmental Protection formulated in 1993《Emission standard for odor pollutants》And complete in 15 days January in 1994
State carries out.
Foul waste gas is administered for general air pollution treatment, and difficulty is bigger.The concentration of foul waste gas is relatively low, and
The smell division of a ci poem value of many foul gas is very low, and the concentration of foul gas is lower after this requirement processing.Existing odor pollution is controlled
The methods such as the active charcoal absorption of reason technology, condensation, biodegradable, UF membrane and burning.Or these methods remove odor pollution
Material it is inefficient, or investment and operating cost it is higher, be progressively eliminated or be not easy promote.
Utility model content
The technical problems to be solved in the utility model is how effectively to eliminate organic odor molecules in industrial waste gas, is reached
To the purpose of purification waste gas.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is to provide plasma and photocatalyst organic exhaust gas
Processing unit, including air channel, air channel is provided with air inlet and air outlet, it is characterised in that：In the air channel from air inlet to
Air outlet is sequentially provided with：
For removing greasy dirt and the deflection plate oil expeller of crude particle dust in removing exhaust gas；
Spray washing mechanism for absorbing odor molecules and minute dusts in waste gas；
Low-temperature plasma for odor molecules in waste gas decomposition；
Deflection plate demister for removing removing exhaust gas reclaimed water vapour；
Photocatalyst for odor molecules in catalytic degradation waste gas；
Activated carbon fiber filter for absorbing remaining odor molecules in tail gas.
Preferably, the deflection plate oil expeller, spray washing mechanism, low-temperature plasma, deflection plate demister, photocatalyst,
Activated carbon fiber filter is connected directly or by instrument with PLC module.
Preferably, the deflection plate oil expeller includes some oil expeller modules, and oil expeller module passes through framework and the wind
Road inwall is integrally welded；Pass through tracheae and the differential pressure being fixed on the air channel outer wall before and after the deflection plate oil expeller respectively
Table is connected；Differential pressure gauge connects PLC module.
It is highly preferred that being provided with the oil expeller module is used to make to condense and drip into the greasy dirt in the waste gas in the air channel
Fall, crude particle dust collision and the deflection plate that drops.
Further, the deflection plate in the oil expeller module uses the structure of transversely arranged, longitudinally staggered placement.
Preferably, the deflection plate in the deflection plate demister uses the curve-like structure at transversely arranged, concavo-convex interval.
Preferably, the spray washing mechanism includes the cyclic water tank below air channel, and cyclic water tank passes through recirculated water
Pump is connected with the spiral nozzle arranged inside air channel along air channel width and short transverse respectively.
It is highly preferred that filler is provided between the spiral nozzle cyclic water tank from top to bottom.
It is highly preferred that being provided with water inlet and overfall, the lower water of the cyclic water tank at the upper water level of the cyclic water tank
Sewage draining exit is provided with position, the side of the cyclic water tank is additionally provided with manhole.
It is highly preferred that the cyclic water tank is provided with water compensation mechanism and drainage mechanism；
Water compensation mechanism includes：Float switch on the water surface inside the cyclic water tank；Mended located at the cyclic water tank
Moisturizing electrical ball valve at the mouth of a river, and the y-type filter on front side of moisturizing electrical ball valve；
Drainage mechanism includes the draining electrical ball valve at the cyclic water tank discharge outlet；
Float switch, moisturizing electrical ball valve, draining electrical ball valve are all connected with PLC；
Cyclic water tank is additionally provided with temperature sensor and electric heater；Temperature sensor and electric heater are all connected with PLC.
Preferably, the low-temperature plasma includes plasma chamber, and plasma chamber is connected with distribution pipe, distribution pipe and
The air channel is integrally welded.
It is highly preferred that the air inlet of the plasma chamber is provided with：
For the Electric air valve for the intake for adjusting plasma chamber；
Intake for measuring plasma chamber, and measured value is converted to electric signal feeds back to PLC module, to control
The air measuring instrument of the aperture of Electric air valve；
Electric air valve connects PLC module.
Preferably, the plasma chamber include high energy plasma pipe, plasma generator, high energy plasma pipe, etc. from
Electronic generator is connected with PLC module respectively.
Preferably, the photocatalyst includes the framework being connected with the air channel outer wall, and UV lamp pipe and ballast are fixed on
On framework, light catalyst filter is in the neck on framework；UV lamp pipe and ballast are connected with PLC module respectively.
Preferably, the activated carbon fiber filter include some filter modules, filter module by framework with
The air channel inwall is integrally welded；The activated carbon fiber filter it is front and rear respectively by tracheae and being fixed on the air channel
Differential pressure gauge on outer wall is connected；Differential pressure gauge connects PLC module.
In use, after the air inlet that waste gas passes through air channel, into deflection plate oil expeller.Greasy dirt and oil expeller ripple in waste gas
Shape plate is collided and is attached to waveform plate surface, and coarse granule is dropped by multiple impacts and by Action of Gravity Field.Then, waste gas
Into spray washing mechanism, the odor molecules in waste gas are fully contacted by filler with ejecting liquid, go to eliminate the unusual smell.Then, give up
Gas enters low-temperature plasma, is launched and is reclaimed with high speed equivalent using high energy electron, and bombardment emission molecule opens chemical bond, makes
It is in extremely unstable state, occurs oxidation reaction with the strong oxidizer hydroxyl and active oxygen atom of association etc., ultimately generates dioxy
Change the part odor molecules in carbon and water, waste gas to be decomposed herein removal.Then, waste gas enters deflection plate demister, makes to give up
Steam in gas is collided on deflection plate, condensed and drips, and reaches gas-liquid separation.Then, waste gas enters in photocatalyst, waste gas
Part odor molecules are removed by catalytic degradation herein.After the processing of photocatalyst, waste gas is again introduced into NACF mistake
Remaining odor molecules in filter, tail gas are fully absorbed herein, and the gas of qualified discharge is discharged into air by air-introduced machine.
The device that the utility model is provided overcomes the deficiencies in the prior art, can effectively eliminate organic different in industrial waste gas
Taste molecule, reaches the purpose of purification waste gas, and treatment effeciency is high, low cost；Device uses modularized design, convenient in the future clear
Wash, change so that later maintenance work very comfortable, and extend the service life of equipment, it is easy to promote the use of.
Brief description of the drawings
The processing unit front view for the peculiar smell waste gas that Fig. 1 provides for the present embodiment；
The processing unit top view for the peculiar smell waste gas that Fig. 2 provides for the present embodiment；
The processing unit side view for the peculiar smell waste gas that Fig. 3 provides for the present embodiment.
Embodiment
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation scope of the present utility model.In addition, it is to be understood that reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall within this Shen
Please appended claims limited range.
Fig. 1~Fig. 3 is respectively the processing unit schematic diagram for the peculiar smell waste gas that the present embodiment is provided, described peculiar smell waste gas
Processing unit includes air channel 1, and air channel 1 is provided with air inlet 2 and air outlet 3, air channel 1 and set successively from air inlet 2 to air outlet 3
Having is used for：Remove greasy dirt and coarse grained deflection plate oil expeller 4 in removing exhaust gas；For absorbing odor molecules and minute dusts in waste gas
Spray washing mechanism 5；Low-temperature plasma 6 for odor molecules in waste gas decomposition；Baffling for removing removing exhaust gas reclaimed water vapour
Plate demister 7；Photocatalyst 8 for odor molecules in catalytic degradation waste gas；Work for absorbing remaining odor molecules in tail gas
Property Carbon fibe filter 9.
Deflection plate oil expeller 4 includes the framework integrally welded with the inwall of air channel 1 and some oil expeller modules, and deflection plate is removed
It is connected respectively by tracheae with the differential pressure gauge 10 being fixed on the outer wall of air channel 1 before and after oily device 4, oil expeller module passes through butterfly-type spiral shell
Female and briquetting is fixed together with framework；Measured value is converted to electric signal and feeds back to PLC (not marked in figure) by differential pressure gauge 10
Oil expeller module is monitored to provide maintenance.
Deflection plate in oil expeller module uses the structure of transversely arranged, longitudinally staggered placement.So that giving up into air channel
Greasy dirt in gas can condense and drip on deflection plate, and the coarse granule in waste gas passes through the collision with deflection plate and dropped.
Spray washing mechanism 5 includes the cyclic water tank 11 located at the lower section of air channel 1, and cyclic water tank 11 is by located at cyclic water tank
The spiral nozzle 13 of water circulating pump 12 respectively with being arranged inside air channel 1 along air channel width and short transverse on 11
It is connected；Filler 14 is provided between spiral nozzle 13 and cyclic water tank 11 from top to bottom.It is provided with the upper water level of cyclic water tank 11
Sewage draining exit is provided with water inlet and overfall, the lower water level of cyclic water tank 11, the side of cyclic water tank 11 is additionally provided with manhole 15.
Cyclic water tank 11 is additionally provided with water compensation mechanism and drainage mechanism.Water compensation mechanism includes moisturizing electrical ball valve 20, ball float and opened
Close 21 and y-type filter 22.Drainage mechanism includes draining electrical ball valve 23.When high water tank reaches the setting of float switch 21
During point, electric signal is fed back to PLC (not marked in figure) by float switch 21, by controlling the switch of moisturizing electrical ball valve 20 come real
Existing moisturizing.When reaching the set point of water discharge time, PLC (not marked in figure) opens the draining of draining electrical ball valve 23.
Cyclic water tank 11 is additionally provided with temperature sensor 24 and electric heater 25；Measured value is converted to electricity by temperature sensor 24
Signal feeds back to PLC (not marked in figure), by controlling the switch of electric heater 25 to realize the heating of recirculated water.
Low-temperature plasma 6 includes plasma chamber 16, Electric air valve 17, distribution pipe 18 and air measuring instrument 19, plasma
Casing 16 is connected by flange with the outer wall of air channel 1, distribution pipe 18, and distribution pipe 18 and air channel 1 are integrally welded, Electric air valve 17
The air inlet of plasma chamber 16 is arranged on air measuring instrument 19.Measured value is converted to electric signal and fed back to by air measuring instrument 19
PLC (not marked in figure) controls the aperture of Electric air valve 17, to ensure the intake of low-temperature plasma 6.
Plasma chamber 16 includes high energy plasma pipe, plasma generator, high energy plasma pipe, plasma generator point
It is not connected with PLC (not marked in figure), PLC (not marked in figure) monitoring high energy plasmas pipe, plasma generator work shape
State, is safeguarded with changing to provide.
Deflection plate in deflection plate demister 7 uses the curve-like structure at transversely arranged, concavo-convex interval so that purification gas
In the steam swept along can condense and drip on deflection plate.
Photocatalyst 8 includes framework, UV lamp pipe, ballast and light catalyst filter, and framework passes through flange and the outer wall phase of air channel 1
Connection, UV lamp pipe and ballast are fixed on framework by clip or screw, and light catalyst filter is arranged on the neck on framework
It is interior.UV lamp pipe and ballast are connected with PLC (not marked in figure) respectively, PLC (not marked in figure) monitoring UV lamp pipes and ballast
Device working condition, is safeguarded with changing to provide.
Activated carbon fiber filter 9 includes the framework and some filter module integrally welded with the inwall of air channel 1, activity
It is connected respectively by tracheae with the differential pressure gauge 10 being fixed on the outer wall of air channel 1 before and after Carbon fibe filter 9, filter module leads to
Wing nut and briquetting is crossed to be fixed together with framework.Measured value is converted to electric signal and feeds back to PLC (in figure not by differential pressure gauge 10
Mark) safeguarded to monitor filter module to provide with changing.
Low-temperature plasma uses pouring-in low temperature plasma generating device in the utility model, and waste gas is sent out with low-temperature plasma
Generating apparatus is not directly contacted with, and low temperature plasma generating device is produced using the moisture in can above avoiding gas with operation in design
Influence.
It is connected part in processing unit of the present utility model using silicone rubber seal pad and fastened by screw, it is ensured that device
Sealing.
Operation principle of the present utility model is as follows：
(1) after the air inlet that waste gas passes through air channel, into deflection plate oil expeller.Because the inertial impaction of gas is acted on, oil
Dirty to collide with oil expeller corrugated sheet and be attached to waveform plate surface, the structures that are folded to of oil expeller corrugated sheet add greasy dirt more
The chance being captured, the greasy dirt not being removed is acted at next turning and is captured by identical, such repeated action,
So as to substantially increase deoiling effect.Coarse granule in other waste gas is dropped by multiple impacts and by Action of Gravity Field.
(2) after the purification of deflection plate oil expeller, waste gas enters spray washing mechanism.When waste gas is by packing layer, give up
Odor molecules in gas are fully contacted by filler with ejecting liquid, it is filled in mass transfer layer be absorbed into cyclic water tank side by side
Go out, reach the purpose eliminated the unusual smell.
(3) after the purification by spray washing mechanism, waste gas enters low-temperature plasma.Low-temperature plasma is after solid-state, liquid
The state of material the 4th after state, gaseous state, when applied voltage reaches the discharge voltage of gas, gas is breakdown, and generation includes electricity
Mixture including sub, various ions, atom and free radical.The reaction mechanism of low-temperature plasma is to utilize height in the utility model
High energy electron up to 7 to 10 electron volts is launched and reclaimed with high speed equivalent, and bombardment emission molecule opens chemical bond (to be changed in phenyl ring
Bond energy is 3 electron volts), extremely unstable state is at, occurs oxygen with the strong oxidizer hydroxyl and active oxygen atom of association etc.
Change reaction, ultimately generate carbon dioxide and water.Part odor molecules in waste gas are decomposed removal herein.
(4) after the processing of low-temperature plasma, waste gas enters deflection plate demister.Deflection plate demister makes in waste gas
Steam is collided on deflection plate, condensed and drips, and reaches the purpose of gas-liquid separation.
(5) waste gas after gas-liquid separation enters photocatalyst.Photocatalyst is the tool using Nano titanium dioxide as representative
There is the general name of the photosemiconductor material of photo-catalysis function, it is coated on substrate surface, in the presence of ultraviolet light, produce strong
Toxic and harmful gas in catalytic degradation air.As long as not wearing and tearing, not peeling off, photocatalyst will not change and be lost in itself,
Under the irradiation of light can with continual purifying contaminated thing, have the advantages that the time persistently, continuous action.Part in waste gas is different
Taste molecule is removed by catalytic degradation herein.
(6) after the processing of photocatalyst, waste gas enters activated carbon fiber filter.Remaining odor molecules in tail gas exist
Here it is fully absorbed, the gas of qualified discharge is discharged into air by air-introduced machine.
Oil expeller module and filter module use modularized design, convenient to clean, change in the future so that later dimension
Nurse makees very comfortable, and the service life of extension device.
Claims (10)
1. the processing unit of a kind of plasma and photocatalyst organic exhaust gas, including air channel (1), air channel (1) provided with air inlet (2) with
And air outlet (3), it is characterised in that：It is sequentially provided with the air channel (1) from air inlet (2) to air outlet (3)：
For removing greasy dirt and the deflection plate oil expeller (4) of crude particle dust in removing exhaust gas；
Spray washing mechanism (5) for absorbing odor molecules and minute dusts in waste gas；
Low-temperature plasma (6) for odor molecules in waste gas decomposition；
Deflection plate demister (7) for removing removing exhaust gas reclaimed water vapour；
Photocatalyst (8) for odor molecules in catalytic degradation waste gas；
Activated carbon fiber filter (9) for absorbing remaining odor molecules in tail gas.
2. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：The deflection plate
Oil expeller (4), spray washing mechanism (5), low-temperature plasma (6), deflection plate demister (7), photocatalyst (8), NACF
Filter (9) is connected directly or by instrument with PLC module.
3. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：The deflection plate
Oil expeller (4) includes some oil expeller modules, and oil expeller module is integrally welded by framework and the air channel (1) inwall；Institute
State and be connected respectively by tracheae with the differential pressure gauge (10) being fixed on the air channel (1) outer wall before and after deflection plate oil expeller (4)；
Differential pressure gauge (10) connects PLC module.
4. the processing unit of plasma as claimed in claim 3 and photocatalyst organic exhaust gas, it is characterised in that：The oil expeller
The greasy dirt that being provided with module is used for making to enter in the waste gas of the air channel (1) is condensed and dripped, crude particle dust is collided and dropped
Deflection plate；
Deflection plate in the oil expeller module uses the structure of transversely arranged, longitudinally staggered placement；
Deflection plate in the deflection plate demister (7) uses the curve-like structure at transversely arranged, concavo-convex interval.
5. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：The shower water
Washing machine structure (5) includes the cyclic water tank (11) below air channel (1), cyclic water tank (11) by water circulating pump (12) respectively with
Located at air channel (1), the internal spiral nozzle (13) arranged along air channel width and short transverse is connected.
6. the processing unit of plasma as claimed in claim 5 and photocatalyst organic exhaust gas, it is characterised in that：The recirculated water
Case (11) is provided with water compensation mechanism and drainage mechanism；
Water compensation mechanism includes：Float switch (21) on the internal water surface of the cyclic water tank (11)；Located at the recirculated water
Moisturizing electrical ball valve (20) at case (11) water supplement port, and the y-type filter (22) on front side of moisturizing electrical ball valve (20)；
Drainage mechanism includes the draining electrical ball valve (23) at the cyclic water tank (11) discharge outlet；
Float switch (21), moisturizing electrical ball valve (20), draining electrical ball valve (23) are all connected with PLC；
Cyclic water tank (11) is additionally provided with temperature sensor (24) and electric heater (25)；Temperature sensor (24) and electric heater
(25) it is all connected with PLC.
7. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：Described low temperature etc.
Ion (6) includes plasma chamber (16), and plasma chamber (16) is connected with distribution pipe (18), distribution pipe (18) and the wind
Road (1) is integrally welded.
8. the processing unit of plasma as claimed in claim 7 and photocatalyst organic exhaust gas, it is characterised in that：The plasma
The air inlet of casing (16) is provided with：
For the Electric air valve (17) for the intake for adjusting plasma chamber (16)；
Intake for measuring plasma chamber (16), and measured value is converted to electric signal feeds back to PLC module, to control
The air measuring instrument (19) of the aperture of Electric air valve (17)；
Electric air valve (17) connects PLC module；
The plasma chamber (16) includes high energy plasma pipe, plasma generator, high energy plasma pipe, plasma generator
It is connected respectively with PLC module.
9. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：The photocatalyst
(8) framework being connected with the air channel (1) outer wall is included, UV lamp pipe and ballast are fixed on framework, light catalyst filter
In the neck on framework；UV lamp pipe and ballast are connected with PLC module respectively.
10. the processing unit of plasma as claimed in claim 1 and photocatalyst organic exhaust gas, it is characterised in that：The activity
Carbon fibe filter (9) includes some filter modules, and filter module is welded into by framework with the air channel (1) inwall
One；The front and rear of the activated carbon fiber filter (9) passes through tracheae and the differential pressure being fixed on the air channel (1) outer wall respectively
Table (10) is connected；Differential pressure gauge (10) connects PLC module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227932.0U CN206315676U (en) | 2016-11-15 | 2016-11-15 | The processing unit of plasma and photocatalyst organic exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227932.0U CN206315676U (en) | 2016-11-15 | 2016-11-15 | The processing unit of plasma and photocatalyst organic exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206315676U true CN206315676U (en) | 2017-07-11 |
Family
ID=59265964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621227932.0U Expired - Fee Related CN206315676U (en) | 2016-11-15 | 2016-11-15 | The processing unit of plasma and photocatalyst organic exhaust gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206315676U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368771A (en) * | 2019-09-04 | 2019-10-25 | 龙小洋 | A kind of mist purification device and mist purification method |
| CN110917803A (en) * | 2018-09-19 | 2020-03-27 | 安徽紫杉环境科技有限公司 | Double-triple plasma waste gas treatment process |
| CN112237831A (en) * | 2019-07-18 | 2021-01-19 | 广州熠森能环保科技有限公司 | Exhaust gas purification treatment method and apparatus |
-
2016
- 2016-11-15 CN CN201621227932.0U patent/CN206315676U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110917803A (en) * | 2018-09-19 | 2020-03-27 | 安徽紫杉环境科技有限公司 | Double-triple plasma waste gas treatment process |
| CN110917803B (en) * | 2018-09-19 | 2021-08-10 | 安徽紫杉环境科技有限公司 | Double-triple plasma waste gas treatment process |
| CN112237831A (en) * | 2019-07-18 | 2021-01-19 | 广州熠森能环保科技有限公司 | Exhaust gas purification treatment method and apparatus |
| CN110368771A (en) * | 2019-09-04 | 2019-10-25 | 龙小洋 | A kind of mist purification device and mist purification method |
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