CN206508775U - A kind of photocatalysis plasma integral waste gases purifier - Google Patents
A kind of photocatalysis plasma integral waste gases purifier Download PDFInfo
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- CN206508775U CN206508775U CN201720139835.4U CN201720139835U CN206508775U CN 206508775 U CN206508775 U CN 206508775U CN 201720139835 U CN201720139835 U CN 201720139835U CN 206508775 U CN206508775 U CN 206508775U
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Abstract
The utility model discloses a kind of photocatalysis plasma integral waste gases purifier.The photocatalysis plasma integral waste gases purifier includes photocatalysis unit, plasma unit and mixed cell, and photocatalysis unit and plasma unit are connected with mixed cell respectively；Photocatalysis unit is provided with exhaust gas entrance, and the waste gas that waste gas enters after photocatalysis unit progress photocatalytic degradation, photocatalytic degradation from exhaust gas entrance enters mixed cell；Plasma unit is provided with fresh air inlet, and fresh air enters plasma unit formation plasma from fresh air inlet, and subsequently enters mixed cell；Waste gas and plasma after photocatalytic degradation are mixed into row further purified treatment in mixed cell.The place such as industrial enterprise's workshops such as the photocatalysis plasma integral waste gases purifier can apply to spray, print, rubber, pharmacy, garbage disposal plant, sewage pumping station, sewage treatment plant, livestock products farm and public lavatory, excrement, refuse transfer station.
Description
Technical field
The utility model is related to waste gas purification technical field, is specifically related to a kind of photocatalysis plasma integral waste gases net
Makeup is put.
Background technology
In present life, the waste gas that the mankind discharge in production and life process includes chemical plant, steel plant, pharmacy
The life waste gas that factory and coking plant and oil plant etc. and human lives are brought；The exhaust gas smell of these discharges is big, serious dirty
Contaminate environment and influence health.Moreover, usually containing volatile organic matter (VOCs) in the waste gas.
VOCs is the presoma of photochemical fog, and photochemical fog can cause environmental pollution, infringement human health.Some are waved
Hair property organic matter, particularly halogenated compound, as greenhouse gases, cause global warming potential to exceed the quantity of carbon dioxide
Level.Contact volatile organic matter may cause a series of diseases：From slight symptom, for example, stimulate, to very serious influence,
Such as cancer.During or after contact volatile organic matter soon, eyes and respiratory tract are most common acute symptoms.Its
The performance that he contacts volatile organic matter includes headache, nausea, dizziness, fatigue, dysopia, allergic skin reaction, memory
Obstacle.Moreover, major part VOCs belongs to flammable explosive gas, if dealt with improperly, it is most likely that there is the potential safety hazards such as fire.
Purified therefore, it is necessary to provide a kind of photocatalysis plasma integral waste gases that can effectively remove VOCs in removing exhaust gas
Device.
Utility model content
The purpose of this utility model is effectively remove VOCs in removing exhaust gas there is provided a kind of the problem of solving existing middle
Photocatalysis plasma integral waste gases purifier.
To reach above-mentioned purpose, the utility model is adopted the following technical scheme that：A kind of photocatalysis plasma integral waste gases
Purifier includes photocatalysis unit, plasma unit and mixed cell, the photocatalysis unit and the plasma list
Member is connected with the mixed cell respectively；The photocatalysis unit is provided with exhaust gas entrance, and waste gas enters from the exhaust gas entrance
The photocatalysis unit carries out the waste gas after photocatalytic degradation, photocatalytic degradation and enters the mixed cell；The plasma
Unit is provided with fresh air inlet, and fresh air enters plasma unit formation plasma from the fresh air inlet, and with laggard
Enter the mixed cell；Waste gas and the plasma after the photocatalytic degradation are mixed into traveling in the mixed cell
One step ground purified treatment.
Preferably, institute's photocatalysis unit includes the first photocatalysis region and the second light set gradually along exhaust gas flow direction
Catalysis region；At least one first band ultraviolet lamp source, the first band ultraviolet light are provided with the first photocatalysis region
The ultraviolet of wave band between source transmitting 185nm-172nm；It is purple provided with least one second band in the second photocatalysis region
The ultraviolet of wave band between outer lamp source, the first band ultraviolet source transmitting 280nm-200nm.
Preferably, the plasma unit includes opposing parallel spaced multiple etc. successively along fresh air flow direction
Plasma discharge module, each plasma discharge module includes multiple first plate electrodes and many that alternate intervals are set
Individual second plate electrode；Relative two surfaces of first plate electrode are respectively equipped with discharge tip.
Preferably, in addition to blower fan, the blower fan is at the fresh air inlet of the plasma unit, and to described new
Fresh air is blown into wind entrance.
Preferably, in addition to the sparge pipe for being sprayed water to the plasma unit, the sparge pipe and the grade from
Daughter unit is disposed adjacent.
Preferably, multiple guide shells provided with the setting that is connected with the plasma unit in the mixed cell, institute
Multiple guide shells are stated to be distributed evenly in the mixed cell；Each described guide shell one end and the plasma unit phase
Connection, other end sealing is set, and is additionally provided with surface multiple through holes.
Compared to prior art, the technical solution of the utility model has the advantages that：
1st, the photocatalysis plasma integral waste gases purifier is first carried out waste gas by the photocatalysis unit
Photocatalytic degradation, the plasma for then producing the plasma cell is injected in the mixed cell and through photocatalytic degradation
Waste gas mixing, so as to not only realize the cooperative effect of Photocatalyst and plasma degradation technology, can also keep away
Exempt from the potential safety hazard that waste gas directly handles generation in the plasma unit；
2nd, institute's photocatalysis unit carries out photocatalytic degradation using the ultraviolet of two waveband, so as to can not only improve to waste gas
Light catalytic purifying effect, can also by the first photocatalysis region produce unnecessary O3Absorption cleaning；
3rd, the plasma unit includes multiple the set along fresh air flow direction successively opposing parallel alternate intervals
One plate electrode and multiple second plate electrodes, because the plasma unit uses plate electrode, then can not only ensure
The high-voltage pulse ionization effect of the plasma unit, can also facilitate the plasma cell to carry out clean and maintenance；
4th, the sparge pipe is disposed adjacent with the plasma unit, so as to can not only improve the plasma list
The fire savety of member, but also can facilitate the plasma unit is cleaned；
5th, multiple guide shells provided with the setting that is connected with the plasma unit in the mixed cell, so as to
Improve the mixing uniformity of waste gas and plasma, it is ensured that synergy；
6th, the photocatalysis plasma integral waste gases purifier application scenarios extensively, can apply to spray, print,
The industrial enterprise such as rubber, pharmacy workshop, garbage disposal plant, sewage pumping station, sewage treatment plant, livestock products farm and
The places such as public lavatory, excrement, refuse transfer station；
7th, the photocatalysis unit of the photocatalysis plasma integral waste gases purifier, plasma unit and mixing are single
Member can carry out modularized design, so as to carry out product design according to different users, different duty requirements.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes one of the present utility model
Point, schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model
It is improper to limit.In the accompanying drawings：
The structural representation for the photocatalysis plasma integral waste gases purifier that Fig. 1 provides for the utility model embodiment
Figure；
Fig. 2 is put for the plasma unit plasma of photocatalysis plasma integral waste gases purifier shown in Fig. 1
The structural representation of electric module.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, the utility model is further elaborated.It should be appreciated that specific reality described herein
Example is applied only to explain the utility model, is not used to limit the utility model.
Please refer to Fig. 1 and Fig. 2, the photocatalysis plasma integral waste gases purifier that the utility model is provided includes
Photocatalysis unit 10, plasma unit 20 and mixed cell 30, the photocatalysis unit 10 and the plasma unit 20
It is connected respectively with the mixed cell 30.
The photocatalysis unit 10 is provided with exhaust gas entrance 11, and waste gas enters the photocatalysis unit from the exhaust gas entrance 11
10, which carry out the waste gas after photocatalytic degradation, photocatalytic degradation, enters the mixed cell 30.
Moreover, the photocatalysis unit 10 includes the first photocatalysis region 12 for being set gradually along exhaust gas flow direction and the
Two photocatalysis regions 13.
At least one first band ultraviolet lamp source (not shown), the first wave are provided with the first photocatalysis region 12
The ultraviolet of wave band between section ultraviolet source transmitting 185nm-172nm, it is preferable that the first band ultraviolet source transmitting
185nm ultraviolet；
At least one second band ultraviolet lamp source (not shown), second ripple are provided with the second photocatalysis region 13
The ultraviolet of wave band between section ultraviolet source transmitting 254nm-200nm, it is preferable that the second band ultraviolet source transmitting
254nm ultraviolet.
Moreover, include in the photochemical catalyst that the first photocatalysis region 12 and the second photocatalysis region 13 are used but
It is not limited to include in many oxides such as titanium dioxide, zinc oxide, tin oxide, zirconium dioxide, cadmium sulfide or sulfide semiconductor
It is a kind of or at least two combination.Moreover, the photochemical catalyst can be carried on photocatalyst net, it is any suitable to coat
Carrier of photocatalyst, the utility model is not limited this.
It should be noted that in the first photocatalysis region 12, the first band ultraviolet lamp source transmitting 185nm's
Ultraviolet, the UV energy of the wavelength is high, after light beam irradiation waste gas, the chemical bond of cleavable emission molecule, by part long-chain
Material is interrupted as short chain molecule, meanwhile, the high energy ultraviolet Line beam of the wavelength makes to produce substantial amounts of free electron in air, this
A little electronics can largely be obtained by oxygen, form negative oxygen ion (O3 -), negative oxygen ion is unstable, it is easy to lose an electricity
Son and become active oxygen (ozone), ozone is advanced oxidation agent, both can be with oxidation Decomposition organic matter and inorganic matter, to main foul smell
Hydrogen sulfide, ammonia, methyl mercaptan and hydrocarbon compound etc., can react with ozone, in the presence of ozone, these stenches
Gas is broken down into small-molecule substance by macromolecular substances, until mineralising.Ozone production process is shown below：
The waste gas handled by the first photocatalysis region 12 enters the second photocatalysis region 13.Described second
In photocatalysis region 13, the second band ultraviolet source launches 254nm ultraviolet；When ultraviolet light is in the photocatalysis
In agent, the photochemical catalyst absorbs luminous energy and occurs electron transition and hole transition, and produces electronics-sky by further contact
Cave pair, the moisture (H adsorbed with waste gas appearance2) and oxygen (O O2) reaction generation with compared with strong oxidizing property hydroxyl radical free radical (
) and Superoxide anion free radical (O2 OH-、O-), so that further oxidation Decomposition waste gas, reaction formula is as follows：
In addition, the OH that ozone remaining in the first photocatalysis region 12 can also be produced by photocatalysis is decomposed and produced
Raw O, produces collaboration and decomposes oxidation reaction, and waste gas can be not only improved again and goes to drop efficiency, ozone secondary pollution is also solved and asks
Topic.
The plasma unit 20 is provided with fresh air inlet 21, and fresh air enters the plasma from the fresh air inlet 21
The formation plasma of unit 20, and subsequently enter the mixed cell 30.
Moreover, the plasma unit 20 include it is opposing parallel spaced multiple etc. successively along fresh air flow direction
Plasma discharge module 22.Each plasma discharge module 22 includes multiple first plate electrodes that alternate intervals are set
221 and multiple second plate electrodes 222；Relative two surfaces of each first plate electrode 221 are respectively equipped with discharge tip
End.
Lower temperature plasma technology is used in the plasma unit 20, i.e., under room temperature, condition of normal pressure, by preceding
Along precipitous, pulse width high voltage pulse, electrode wires extremely near produce fierce pulsed discharge, the height produced using pulsed discharge
Gas molecule (O in energy electron synchrotron waste gas2、H2O, etc.) act on and produce abundant ion and free radical isoreactivity particle, these work
Property particle again with smell pollution thing molecule occur oxidation reaction generate hypotoxicity inorganic molecules compound.Because pulse rises
Time is short, electron energy can be made acutely to increase, and electron temperature can reach more than 10000K, and the heavy particle of ion and atom etc
Its temperature can as little as 300K, formation low temperature plasma.Electronics there is sufficiently high energy so that reactant molecule excite, from
Solution, ionization, so as to reach the effect of VOCs in removing exhaust gas.Because the averaged electron energy in plasma is in 1eV-10eV, fit
Generally it is difficult to or speed very slow chemical reaction becomes very quick when control reaction condition can be realized.
Moreover, the photocatalysis plasma integral waste gases purifier also includes being blown into the plasma unit 20
Fresh air is blown into described by the blower fan 40 of fresh air, the blower fan 40 at the fresh air inlet 21 of the plasma unit 20
In fresh air inlet 21.
The fresh air is after the blower fan 40 enters in the plasma unit 20, in the plasma unit 20
Excite under high voltage pulse effect and form plasma, moreover, the plasma immediately injects the mixed cell 30.
Multiple guide shells 31 provided with the setting that is connected with the plasma unit 20 in the mixed cell 30, it is described
Multiple guide shells 31 are distributed evenly in the mixed cell 30.
Moreover, each one end of the guide shell 31 is connected with the plasma unit 20, other end sealing is set, and
Multiple through holes are additionally provided with surface.The plasma produced in the plasma unit 20 enters in the guide shell 31, and
The mixed cell 30 is entered by the through hole on the surface of guide shell 31, so that the plasma injection mixing is single
In member 30.
In the mixed cell 30, waste gas and the plasma in the photocatalysis unit 10 after photocatalytic degradation
Plasma is produced in unit 20 and is sufficiently mixed progress further purified treatment.Moreover, multiple water conservancy diversion provided with the through hole
Cylinder 31 can cause waste gas and plasma in the mixed cell 30 to result in more preferable mixing, so as to improve plasma
To the oxidation processes effect of waste gas.
Further, it is described in order to improve the fire savety of the photocatalysis plasma integral waste gases purifier
Photocatalysis plasma integral waste gases purifier also includes the sparge pipe 50 for being used to spray water to the plasma unit 20, institute
Sparge pipe 50 is stated to be disposed adjacent with the plasma unit 20.
It should be noted that the sparge pipe 50 can be not only used for improving the fire safety of the plasma unit 20
Property, and can be also used for cleaning the plasma unit 20.
When the photocatalysis plasma integral waste gases purifier works, waste gas is first in the photocatalysis unit 10
Interior carry out photocatalytic degradation, then the waste gas through photocatalytic degradation enter the mixed cell 30 in；
The plasma unit 20 excites fresh air for plasma, and the plasma injection mixing is single
In member 30, and in the mixed cell 30, the waste gas through photocatalytic degradation and plasma mixing, so that again
Purified treatment is carried out to waste gas, so as to realize the cooperative effect of Photocatalyst and plasma degradation technology.
Due to usually there will be inflammable and explosive VOCs in waste gas, directly waste gas is entered by the plasma unit 20
Row purified treatment, if there is high pressure arc discharge in the plasma unit 20, it is likely that directly ignite waste gas, so that
Produce potential safety hazard.
In the present embodiment, the photocatalysis plasma integral waste gases purifier is first urged waste gas by the light
Change unit 10 and carry out photocatalytic degradation, the plasma for then producing the plasma cell 20 injects the mixed cell 30
It is interior to be mixed with the waste gas through photocatalytic degradation, so as to not only realize the association of Photocatalyst and plasma degradation technology
Same effect, can also avoid the waste gas potential safety hazard that directly processing is produced in the plasma unit 20.
Compared to prior art, the technical solution of the utility model has the advantages that：
1st, the photocatalysis plasma integral waste gases purifier is first carried out waste gas by the photocatalysis unit
Photocatalytic degradation, the plasma for then producing the plasma cell is injected in the mixed cell and through photocatalytic degradation
Waste gas mixing, so as to not only realize the cooperative effect of Photocatalyst and plasma degradation technology, can also keep away
Exempt from the potential safety hazard that waste gas directly handles generation in the plasma unit；
2nd, institute's photocatalysis unit carries out photocatalytic degradation using the ultraviolet of two waveband, so as to can not only improve to waste gas
Light catalytic purifying effect, can also by the first photocatalysis region produce unnecessary O3Absorption cleaning；
3rd, the plasma unit includes multiple the set along fresh air flow direction successively opposing parallel alternate intervals
One plate electrode and multiple second plate electrodes, because the plasma unit uses plate electrode, then can not only ensure
The high-voltage pulse ionization effect of the plasma unit, can also facilitate the plasma cell to carry out clean and maintenance；
4th, the sparge pipe is disposed adjacent with the plasma unit, so as to can not only improve the plasma list
The fire savety of member, but also can facilitate the plasma unit is cleaned；
5th, multiple guide shells provided with the setting that is connected with the plasma unit in the mixed cell, so as to
Improve the mixing uniformity of waste gas and plasma, it is ensured that synergy；
6th, the photocatalysis plasma integral waste gases purifier application scenarios extensively, can apply to spray, print,
The industrial enterprise such as rubber, pharmacy workshop, garbage disposal plant, sewage pumping station, sewage treatment plant, livestock products farm and
The places such as public lavatory, excrement, refuse transfer station；
7th, the photocatalysis unit of the photocatalysis plasma integral waste gases purifier, plasma unit and mixing are single
Member can carry out modularized design, so as to carry out product design according to different users, different duty requirements.
Preferred embodiment of the present utility model has shown and described in described above, as previously described, it should be understood that this practicality is new
Type is not limited to form disclosed herein, is not to be taken as the exclusion to other embodiment, and available for various other groups
Close, change and environment, and above-mentioned teaching or the technology of association area can be passed through in utility model contemplated scope described herein
Or knowledge is modified.And the change and change that those skilled in the art are carried out do not depart from spirit and scope of the present utility model, then
All should be in the protection domain of the utility model appended claims.
Claims (6)
1. a kind of photocatalysis plasma integral waste gases purifier, it is characterised in that：Including photocatalysis unit, plasma list
Member and mixed cell, the photocatalysis unit and the plasma unit are connected with the mixed cell respectively；
The photocatalysis unit is provided with exhaust gas entrance, and waste gas enters the photocatalysis unit from the exhaust gas entrance and carries out photocatalysis
Waste gas after degraded, photocatalytic degradation enters the mixed cell；
The plasma unit is provided with fresh air inlet, and fresh air enters plasma unit formation etc. from the fresh air inlet
Gas ions, and subsequently enter the mixed cell；
Waste gas and the plasma after the photocatalytic degradation are mixed into row in the mixed cell and further purified
Processing.
2. a kind of photocatalysis plasma integral waste gases purifier as claimed in claim 1, it is characterised in that：Institute's photocatalysis
Unit includes the first photocatalysis region and the second photocatalysis region set gradually along exhaust gas flow direction；
At least one first band ultraviolet lamp source, the first band ultraviolet source transmitting are provided with the first photocatalysis region
The ultraviolet of wave band between 185nm-172nm；
At least one second band ultraviolet lamp source, the first band ultraviolet source transmitting are provided with the second photocatalysis region
The ultraviolet of wave band between 280nm-200nm.
3. a kind of photocatalysis plasma integral waste gases purifier as claimed in claim 1, it is characterised in that：The grade from
Daughter unit is included along fresh air flow direction successively opposing parallel spaced multiple plasma discharge modules, each described
Plasma discharge module includes multiple first plate electrodes and multiple second plate electrodes that alternate intervals are set；Described first
Relative two surfaces of plate electrode are respectively equipped with discharge tip.
4. a kind of photocatalysis plasma integral waste gases purifier as claimed in claim 1, it is characterised in that：Also include wind
Machine, the blower fan is blown into fresh air at the fresh air inlet of the plasma unit into the fresh air inlet.
5. a kind of photocatalysis plasma integral waste gases purifier as claimed in claim 1, it is characterised in that：Also include using
In the sparge pipe sprayed water to the plasma unit, the sparge pipe is disposed adjacent with the plasma unit.
6. a kind of photocatalysis plasma integral waste gases purifier as claimed in claim 1, it is characterised in that：The mixing
Multiple guide shells provided with the setting that is connected with the plasma unit in unit, the multiple guide shell is distributed evenly in
In the mixed cell；Each described guide shell one end is connected with the plasma unit, and other end sealing is set, and
Surface is additionally provided with multiple through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720139835.4U CN206508775U (en) | 2017-02-16 | 2017-02-16 | A kind of photocatalysis plasma integral waste gases purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720139835.4U CN206508775U (en) | 2017-02-16 | 2017-02-16 | A kind of photocatalysis plasma integral waste gases purifier |
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| Publication Number | Publication Date |
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| CN206508775U true CN206508775U (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720139835.4U Expired - Fee Related CN206508775U (en) | 2017-02-16 | 2017-02-16 | A kind of photocatalysis plasma integral waste gases purifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107583425A (en) * | 2017-10-17 | 2018-01-16 | 东莞市碧江源环保科技有限公司 | A kind of VOCs treatment apparatus and method |
| CN113648795A (en) * | 2021-08-23 | 2021-11-16 | 中科新天地（合肥）环保科技有限公司 | High-efficiency plasma synergistic multi-technology flue gas purification equipment |
-
2017
- 2017-02-16 CN CN201720139835.4U patent/CN206508775U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107583425A (en) * | 2017-10-17 | 2018-01-16 | 东莞市碧江源环保科技有限公司 | A kind of VOCs treatment apparatus and method |
| CN113648795A (en) * | 2021-08-23 | 2021-11-16 | 中科新天地（合肥）环保科技有限公司 | High-efficiency plasma synergistic multi-technology flue gas purification equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181121 Address after: No. 40, Da'an Group, Dongfu Street, Haicang District, Xiamen City, Fujian Province, 361000 Patentee after: Friedrich (Xiamen) Environmental Protection Equipment Co.,Ltd. Address before: 361000 China (Fujian) Free Trade Pilot Zone, Xiamen City, Fujian Province Patentee before: FUJIAN SENDASI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20220216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |