CN206184256U - VOCs waste gas treatment system - Google Patents
VOCs waste gas treatment system Download PDFInfo
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- CN206184256U CN206184256U CN201621160751.0U CN201621160751U CN206184256U CN 206184256 U CN206184256 U CN 206184256U CN 201621160751 U CN201621160751 U CN 201621160751U CN 206184256 U CN206184256 U CN 206184256U
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- waste gas
- vocs
- chamber
- reaction chamber
- vocs exhaust
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Abstract
The utility model discloses a VOCs waste gas treatment system, the system includes ionic reaction device, VOCs exhaust gas aftertreatment device and draught fans such as VOCs pretreating waste gas device, low temperature, ionic reaction devices such as low temperature include the casing, the casing outside is equipped with power module, the casing is initial response chamber and the second reaction chamber that the antisymmetry set up from top to bottom inside divideing into, it is detained the chamber to be equipped with waste gas between initial response chamber and the second reaction chamber, be equipped with stainless steel metal partition between waste gas delay chamber and the initial response chamber, be equipped with stainless steel metal partition between waste gas delay chamber and the second reaction chamber, the initial response intracavity is hugged closely by the fixed multirow catalyst polar plate of support the catalyst polar plate is equipped with the discharge needle, separate by the insulator between the discharge needle, center on the catalyst polar plate is equipped with air current wire board, makes VOCs waste gas flow along an orientation.
Description
Technical field
The utility model is related to environmental protection technical field, more particularly to a kind of VOCs exhaust treatment systems.
Background technology
VOCs is the english abbreviation of VOC (volatile organic compounds).Its definition has
Several kinds, for example, be defined as VOC any to participate in organising for atmospheric photochemical reaction by U.S.'s ASTM D3960-98 standards
Compound.The definition of Environmental Protection Administration of the United States Federal (EPA)：VOC is except CO, CO2, H2CO3, metal carbides, gold
Outside category carbonate and ammonium carbonate, any carbon compound for participating in atmospheric photochemical reaction.The World Health Organization (WHO, 1989) is right
The definition of TOVC (TVOC) is that less than room temperature, volatility of the boiling point between 50~260 DEG C has fusing point
The general name of machine compound.
In China, VOCs volatile organic matters, refer under normal temperature saturated vapor pressure more than boiling point under 70Pa, normal pressure 260
Organic compound below DEG C, or vapour pressure has more than or equal to 10Pa with corresponding volatile whole under the conditions of 20 DEG C
Machine compound.
As industrial expansion, social economy are improved constantly, at the same time environmental problem is also increasingly severe, particularly closely
Haze phenomenon in several years cities, makes everybody focus more on the problem of environmental protection, but enter to enterprise for the protection of environment
Row limitation production, can largely effect on the development of social economy and the progress of society.It is organic for VOCs waste gas main sources
Generation in the use of solvent and rubbish, current research direction mainly using condensation method, absorption method, absorption process, combustion method,
The methods such as activated carbon, plasma, UV photocatalysis and catalysis oxidation remove VOCs waste gas.But, in the current above method
There is treatment waste gas efficiency low, not thoroughly, the situation of pollution is still present to air for remaining VOCs waste gas.
Therefore, it is necessary to providing one kind effectively improves VOCs exhaust gas decomposition efficiency, VOCs waste gas airborne release amounts are reduced
VOCs exhaust treatment systems.
The content of the invention
One side of the present utility model is to provide a kind of VOCs exhaust treatment systems, and the system includes VOCs waste gas
Pretreatment unit, low-temperature plasma reaction unit, VOCs exhaust aftertreatment devices and air-introduced machine, the VOCs waste gas pretreatment dress
Put upside VOCs exhaust steam passages and downside VOCs exhaust steam passages with the connection low-temperature plasma reaction unit；
The low-temperature plasma reaction unit includes housing, and the hull outside is provided with power module, the enclosure interior
It is divided into the first reaction chamber and the second reaction chamber for being set in antisymmetry up and down, is set between first reaction chamber and the second reaction chamber
There is waste gas residual chamber, stainless steel metal dividing plate, the waste gas residual chamber are provided between the waste gas residual chamber and the first reaction chamber
Stainless steel metal dividing plate is provided between the second reaction chamber；
Circular hole is opened up on the stainless steel metal dividing plate, the circular hole is provided with enclosed switch；
Multiple rows of catalyst pole plate is fixed by support in first reaction chamber, is close to the catalyst pole plate and is provided with electric discharge
Pin, is separated between the spray point by insulator, and gas-flow deflector is provided with around the catalyst pole plate, makes VOCs waste gas along one
Individual direction flowing.
Preferably, multiple rows of catalyst pole plate is fixed by support in second reaction chamber, is close to the catalyst pole plate and sets
There is spray point, separated by insulator between the spray point, gas-flow deflector is provided with around the catalyst pole plate, VOCs is given up
Gas flows in one direction.
Preferably, the housing upper is provided with the outlet for connecting the VOCs exhaust aftertreatment devices, the housing sidepiece
It is provided with the entrance for connecting the VOCs waste gas pre-treating devices.
Preferably, the insulator is made up of high temperature ceramic material.
Preferably, the housing is made of aluminium alloy.
Preferably, the spray point is made of stainless steel material.
A kind of VOCs exhaust treatment systems that the utility model is provided, use catalytic degradation twice, effectively to VOCs waste gas
Increase the degradation effect of waste gas.The utility model VOCs exhaust treatment systems are simple, and fault rate is low, and maintenance is easy, can be used in
The VOCs exhaust-gas treatments of the different fields such as pharmacy, chemical industry, papermaking and garbage disposal, can drop all of gas with foreign flavor molecule
Solution, depollution of environment efficiency high.
Brief description of the drawings
With reference to the accompanying drawing enclosed, the more purposes of the utility model, function and advantage will be by the utility model embodiment party
The described below of formula is illustrated, wherein：
Fig. 1 is the VOCs exhaust treatment system schematic diagrames that the utility model is provided；
Fig. 2 is the structure chart of the utility model low-temperature plasma reaction unit；
Fig. 3 is the structural representation in the reaction chamber of the utility model first；
Fig. 4 is the A-A planing surface figures of Fig. 3；
Fig. 5 is the structure chart of the utility model stainless steel metal dividing plate.
Specific embodiment
By reference to one exemplary embodiment, the purpose of this utility model and function and for realizing these purposes and function
Method will be illustrated.However, the utility model is not limited to one exemplary embodiment as disclosed below；Can be by not
It is realized with form.The essence of specification is only to aid in various equivalent modifications Integrated Understanding the utility model
Detail.
Hereinafter, embodiment of the present utility model will be described with reference to the drawings.In the accompanying drawings, identical reference is represented
Same or similar part, or same or like step.
The utility model provides a kind of VOCs exhaust treatment systems, is given specifically with reference to one embodiment and accompanying drawing
It is bright, in order to clearly be illustrated to the utility model, the VOCs exhaust treatment systems that the utility model is provided are illustrated first.
The VOCs exhaust treatment system schematic diagrames that the utility model as shown in Figure 1 is provided, VOCs exhaust treatment systems include VOCs waste gas
Pretreatment unit 10, low-temperature plasma reaction unit 20, VOCs exhaust aftertreatment devices 30 and air-introduced machine 40, wherein VOCs give up
Gas pretreatment unit 10 has the upside VOCs exhaust steam passage 11 and downside VOCs of the connection low-temperature plasma reaction unit 20
Exhaust steam passage 12.VOCs waste gas delivers to VOCs waste gas pre-treating devices 10, low-temperature plasma reaction unit 20, VOCs waste gas successively
After-treatment device 30 is processed, and enters air by air-introduced machine 40 afterwards.
The structure chart of the utility model low-temperature plasma reaction unit 20 as shown in Figure 2, low-temperature plasma reaction unit 20
Including housing 21, the outside of the housing 21 is provided with power module 25 for being powered to spray point, is divided into inside the housing 21
The first reaction chamber 22 and the second reaction chamber 23 for being set in antisymmetry down, are provided between the first reaction chamber 22 and the second reaction chamber 23
Waste gas residual chamber 24, is provided with stainless steel metal dividing plate 26 between the reaction chamber 22 of the waste gas residual chamber 24 and first, waste gas is detained
Stainless steel metal dividing plate 27 is provided between the reaction chamber 23 of chamber 24 and second.Stainless steel metal dividing plate 26 is used to support the first reaction chamber
22, be provided between the reaction chamber 23 of waste gas residual chamber 24 and second stainless steel metal dividing plate 27 for support and waste gas residual chamber 24.
Stainless steel metal dividing plate 26 and the reaction chamber of waste gas residual chamber 24 and second are provided between the reaction chamber 22 of waste gas residual chamber 24 and first
Stainless steel metal dividing plate 27 is provided between 23 can be fixed waste gas residual chamber.The preferred housing of the present embodiment uses aluminium alloy system
Into.
VOCs waste gas flowings are carried out by being provided with the passage 221 of switch between first reaction chamber 22 and waste gas residual chamber 24,
Between second reaction chamber 23 and waste gas residual chamber 24 VOCs waste gas flowings are carried out by being provided with the passage 231 of switch.Housing upper
The outlet 221 of connection VOCs exhaust aftertreatment devices is provided with, the outlet is through housing insertion to the first reaction chamber 22, housing side
Portion is provided with the entrance for connecting the VOCs waste gas pre-treating devices.
Structural representation in first reaction chamber of the utility model as shown in Figure 3 22, is the A-A planing surfaces of Fig. 3 shown in Fig. 4
Figure.Multiple rows of catalyst pole plate 222 is fixed by support 223 in first reaction chamber 22, is close to the catalyst pole plate 222 and is provided with electric discharge
Pin 225, (not shown) is separated between spray point by insulator, and gas-flow deflector is provided with around the catalyst pole plate 222
224, VOCs waste gas is flowed in one direction.It should be appreciated that being fixed by support in the second reaction chamber in the utility model
Multiple rows of catalyst pole plate, is close to the catalyst pole plate and is provided with spray point, is separated by insulator between spray point, is urged around described
Agent pole plate is provided with gas-flow deflector, VOCs waste gas is flowed in one direction.Preferably, insulator is high temperature resistant to the present embodiment
Ceramic material is made, and spray point is made of stainless steel material.
The structure chart of the utility model stainless steel metal dividing plate 26 as shown in Figure 5, use is opened up on stainless steel metal dividing plate 26
In first reaction chamber and the circular hole 261 of waste gas residual chamber waste gas circulation, the circular hole 261 is provided with enclosed switch 262.Should
Understand, be provided between waste gas residual chamber and the second reaction chamber on stainless steel metal dividing plate and opened up for second reaction chamber
The circular hole circulated with waste gas residual chamber waste gas, the circular hole 261 is provided with enclosed switch.
The circular hole of the stainless steel metal dividing plate 26 in the utility model between the first reaction chamber 22 and waste gas residual chamber 24, with
Passage 221 between first reaction chamber 22 and waste gas residual chamber 24 is corresponding.Between second reaction chamber 23 and waste gas residual chamber 24
Stainless steel metal dividing plate circular hole, it is corresponding with the passage 231 between the second reaction chamber 23 and waste gas residual chamber 24.
In order that a kind of VOCs exhaust treatment systems of the present utility model are more clearly illustrated, 1 arrive below in conjunction with the accompanying drawings
5 pairs of processes for carrying out VOCs waste gas processing methods using the utility model VOCs exhaust treatment systems of accompanying drawing do further explaination,
Specifically described VOCs waste gas processing methods comprise the following steps：
Step 1, waste gas pretreatment, VOCs waste gas is pre-processed into VOCs waste gas pre-treating devices 10, wherein pre- place
Reason includes dedusting, demisting and dried process.
Step 2, first time catalytic degradation is divided into two parts by the VOCs waste gas for pre-processing, and is partly into low temperature etc.
First reaction chamber 22 of ionic reaction device 20, another part enters the second reaction chamber 23 of low-temperature plasma reaction unit 20；
Electric discharge needle-discharging in first reaction chamber 22 and the second reaction chamber 23 produces the mixture of electronics, ion, atom and free radical, makes
VOCs waste gas resolves into low molecular compound within the extremely short time.
Step 3, waste gas mixing, opens the closing of stainless steel metal dividing plate between waste gas residual chamber 24 and the first reaction chamber 22
Switch 262, opens the enclosed switch of stainless steel metal dividing plate between waste gas residual chamber 24 and the second reaction chamber 23, by for the first time
VOCs waste gas mixing in residual chamber 24 after catalytic degradation.
Step 4, second catalytic degradation closes stainless steel metal dividing plate between waste gas residual chamber 24 and the second reaction chamber 23
Enclosed switch, VOCs waste gas returns in the first reaction chamber 22 and carries out catalytic degradation again.
Step 5, exhaust after-treatment is located after the VOCs waste gas degraded is carried out into VOCs exhaust aftertreatment devices 30
Reason, wherein post processing includes demisting and dried process.
Step 6, discharges waste gas, and air is emitted into by air-introduced machine 40 by the VOCs waste gas of exhaust after-treatment.
A kind of VOCs exhaust treatment systems that the utility model is provided, use catalytic degradation twice, effectively to VOCs waste gas
Increase the degradation effect of waste gas.The utility model VOCs exhaust treatment systems are simple, and fault rate is low, and maintenance is easy, can be used in
The VOCs exhaust-gas treatments of the different fields such as pharmacy, chemical industry, papermaking and garbage disposal, can drop all of gas with foreign flavor molecule
Solution, depollution of environment efficiency high.
With reference to the explanation of the present utility model and practice that disclose here, other embodiment of the present utility model is for this area
Technical staff will be readily apparent and understand.Illustrate and embodiment be to be considered only as it is exemplary, it is of the present utility model real
Scope and spirit are defined in the claims.
Claims (6)
1. a kind of VOCs exhaust treatment systems, the VOCs exhaust treatment systems are including VOCs waste gas pre-treating devices, low temperature etc.
Ionic reaction device, VOCs exhaust aftertreatment devices and air-introduced machine, it is characterised in that the VOCs waste gas pre-treating devices have
Connect the upside VOCs exhaust steam passages and downside VOCs exhaust steam passages of the low-temperature plasma reaction unit；
The low-temperature plasma reaction unit includes housing, and the hull outside is provided with power module, and the enclosure interior is divided into
The first reaction chamber and the second reaction chamber for being set in antisymmetry up and down, are provided with useless between first reaction chamber and the second reaction chamber
Gas residual chamber, is provided with stainless steel metal dividing plate, the waste gas residual chamber and between the waste gas residual chamber and the first reaction chamber
Stainless steel metal dividing plate is provided between two reaction chambers；
Circular hole is opened up on the stainless steel metal dividing plate, the circular hole is provided with enclosed switch；
Multiple rows of catalyst pole plate is fixed by support in first reaction chamber, is close to the catalyst pole plate and is provided with spray point, institute
State and separated by insulator between spray point, gas-flow deflector is provided with around the catalyst pole plate, make VOCs waste gas along a side
To flowing.
2. VOCs exhaust treatment systems according to claim 1, it is characterised in that is consolidated by support in second reaction chamber
Fixed multiple rows of catalyst pole plate, is close to the catalyst pole plate and is provided with spray point, is separated by insulator between the spray point, around
The catalyst pole plate is provided with gas-flow deflector, VOCs waste gas is flowed in one direction.
3. VOCs exhaust treatment systems according to claim 1, it is characterised in that it is described that the housing upper is provided with connection
The outlet of VOCs exhaust aftertreatment devices, the housing sidepiece is provided with the entrance for connecting the VOCs waste gas pre-treating devices.
4. VOCs exhaust treatment systems according to claim 1 and 2, it is characterised in that the insulator is high temperature resistant pottery
Ceramic material is made.
5. VOCs exhaust treatment systems according to claim 1, it is characterised in that the housing is made of aluminium alloy.
6. VOCs exhaust treatment systems according to claim 1, it is characterised in that the spray point uses stainless steel material
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621160751.0U CN206184256U (en) | 2016-11-01 | 2016-11-01 | VOCs waste gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621160751.0U CN206184256U (en) | 2016-11-01 | 2016-11-01 | VOCs waste gas treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206184256U true CN206184256U (en) | 2017-05-24 |
Family
ID=58732810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621160751.0U Expired - Fee Related CN206184256U (en) | 2016-11-01 | 2016-11-01 | VOCs waste gas treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206184256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362586A (en) * | 2016-11-01 | 2017-02-01 | 天津海泰市政绿化有限公司 | VOCs waste gas treatment system and treatment method |
| CN111699033A (en) * | 2018-02-05 | 2020-09-22 | 最佳解决方案有限公司 | System for reducing particulate matter in exhaust gas |
-
2016
- 2016-11-01 CN CN201621160751.0U patent/CN206184256U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362586A (en) * | 2016-11-01 | 2017-02-01 | 天津海泰市政绿化有限公司 | VOCs waste gas treatment system and treatment method |
| CN111699033A (en) * | 2018-02-05 | 2020-09-22 | 最佳解决方案有限公司 | System for reducing particulate matter in exhaust gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20181101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |