CN208356485U - A kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench - Google Patents
A kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench Download PDFInfo
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- CN208356485U CN208356485U CN201820507769.6U CN201820507769U CN208356485U CN 208356485 U CN208356485 U CN 208356485U CN 201820507769 U CN201820507769 U CN 201820507769U CN 208356485 U CN208356485 U CN 208356485U
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- vacuum ultraviolet
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- catalytic oxidation
- cylinder
- temperature catalytic
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Abstract
The utility model is a kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench, including spray washing system, vacuum ultraviolet photodissociation and photocatalytic system and room-temperature catalytic oxidation system, it is characterized in that, the spray washing system, the vacuum ultraviolet photodissociation and photocatalytic system and the room-temperature catalytic oxidation system three-level combination purification structure are sequentially connected by left-to-right.The structure design of the utility model is reasonable, meet the requirement of vacuum ultraviolet photodissociation and photocatalytic system to particle concentration, humidity, solve the problems, such as secondary pollution caused by accumulating in vacuum ultraviolet photodissociation and photocatalytic system because of residual ozone, meet the processing requirement of atm number, when the variation of foul gas inlet concentration is unstable, it is same that there is the ability well handled high load capacity odor polluting source, by the way that room-temperature catalytic oxidation system is arranged, abjection stench efficiency and end Deodor effect are improved.
Description
Technical field
The utility model relates to the engineering device technique field of foul gas deodorization purification more particularly to a kind of vacuum-ultraviolet lights
Solution-catalytic ozonation combined type removing stench device.
Background technique
Odor pollution belongs to the scope of atmosphere pollution, with haze, volatile organic matter VOCs have it is close contact, by
To government and public's extensive concern.Odorant can enter human body by breathing, directly be detrimental to health, and cause nausea, head
Bitterly, the symptoms such as insomnia and loss of appetite.
Currently, the method for odor treatment develops to activated carbon adsorption, combustion method, life from initial, simplest WATER-WASHING METHOD
The various technologies such as object method, advanced oxidation processes, vegetation water deodorization, wherein photocatalysis oxidation technique because its mild reaction condition, at
The features such as this is low, safe, convenient for safeguarding is considered as most potential one of technology, is particularly suitable for processing low concentration effluvium
Body.In recent years, vacuum-ultraviolet light VUV is used to improve photocatalyst activity, raising contaminant removal efficiency and stability and obtains
Extensive concern and application.Compared to the phot-luminescence catalyst of 254nm wavelength, VUV can not only excite photochemical catalyst but also
Activating oxide such as O, OH and O can be directly generated3, to improve photocatalytic activity.The method of odor treatment no matter which
Kind requires to use the device of abjection stench, however, there are end Deodor effects to pay no attention to for the device of abjection stench at this stage
The problem of thinking deviates from stench low efficiency, is unable to satisfy the processing requirement of a large amount of foul gas, and in VUV in actual use
Under irradiation, a large amount of residual ozones are generated, are difficult to be eliminated by photochemical catalyst, residual ozone accumulates the problem of causing secondary pollution, sternly
Environment and health of human body are endangered again.
Summary of the invention
The utility model aims to solve the problem that the deficiencies in the prior art, and provides a kind of vacuum ultraviolet photodissociation-catalytic ozonation
The device of combined type removing stench.
In order to achieve the above object, the utility model adopts the following technical solutions:
A kind of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench device, including it is spray washing system, true
Empty ultraviolet photolysis and photocatalytic system and room-temperature catalytic oxidation system, which is characterized in that the spray washing system, the vacuum
Ultraviolet photolysis and photocatalytic system and the room-temperature catalytic oxidation system three-level combination purification structure are sequentially connected by left-to-right, institute
Stating spray washing system includes soda acid processor, and the soda acid processor is vertically arranged, and the soda acid processor includes bottom
The circulating sprayer of fluid reservoir, the packing layer at middle part and top is located at the fluid reservoir and described on the soda acid processor
Horizontal foul gas admission line is connected on side wall between packing layer, the filler in described filler layer is hollow ball-shape modeling
Material, the circulating sprayer are horizontally arranged on the inner wall of the soda acid processor, are evenly equipped on the circulating sprayer
Several spray heads, the spray head are mounted on the lower part of the circulating sprayer, and the top of the circulating sprayer is connected with connection
Water pipe is equipped with solenoid valve on the pipeline of the connection water pipe, and the other end of the connection water pipe sequentially passes through soda acid processing
The side wall of device, the fluid reservoir top be connected with circulating pump, the circulating pump is located at the bottom in the fluid reservoir, the soda acid
The top of processor is equipped with gas vent, and the lower section of the gas vent is equipped with horizontal water removal demister, the water removal demisting
Device is fixedly mounted on the inner wall top of the soda acid processor, and the gas vent is connected with gas connection pipe, the vacuum ultraviolet
Photodissociation and photocatalytic system include cylinder, and the cylinder is horizontally set on the outside of the soda acid processor, the cylinder into
Gas end is connected by the gas connection pipe with the gas vent of soda acid processor described in the spray washing circulatory system,
The inlet end of the cylinder is equipped with gas distributor, and the gas distributor is mounted on the inner wall of the cylinder, the cylinder
Inside be equipped with alternately arranged vacuum ultraviolet photodissociation module and photocatalysis module, the vacuum ultraviolet photodissociation module includes vacuum
Ultraviolet lamp tube and ballast, the ballast are connect with the vacuum ultraviolet fluorescent tube, and the ballast is fixedly mounted on the cylinder
The inside of the inside of body and the side for being located at the vacuum ultraviolet fluorescent tube, the cylinder is equipped with holding frame for luminous tube, the vacuum
Ultraviolet lamp tube is in transposition square arrangement on the holding frame for luminous tube, and the photocatalysis module includes photocatalysis layer, the light
Filled with Alveolate activated carbon fiber or cellular structure ceramic carrier and transition metal or noble metal decorated nanometer two in Catalytic Layer
The outlet side of titania coating, the cylinder is equipped with connecting tube, and the room-temperature catalytic oxidation system includes room-temperature catalytic oxidation tower,
The room-temperature catalytic oxidation tower is vertically arranged in the outside of the cylinder, be arranged below the side wall of the room-temperature catalytic oxidation tower into
The inlet end at gas end, told room-temperature catalytic oxidation tower is connected by the connecting tube with the outlet side of the cylinder, described normal
Middle part in warm catalysis oxidizing tower is equipped with ozone catalyst packing layer, and the ozone catalyst packing layer is fixedly mounted on described normal
On the inner wall of warm catalysis oxidizing tower, manganese dioxide, the room-temperature catalytic oxidation tower are filled in the ozone catalyst packing layer
Top be equipped with outlet side, the outlet side of the room-temperature catalytic oxidation tower is connected with gas outlet pipe, the gas outlet pipe
Pipeline in be equipped with air-introduced machine.
The ballast uses electric ballast.
The gas distributor is cone structure.
The air-introduced machine is axial flow blower.
The beneficial effects of the utility model are: the structure design of the utility model is reasonable, and it is easy to operate, by vacuum ultraviolet
Spray washing system is set before photodissociation and photocatalytic system, meets vacuum ultraviolet photodissociation and photocatalytic system is dense to particulate matter
The requirement of degree, humidity efficiently solves secondary pollution caused by accumulating in vacuum ultraviolet photodissociation and photocatalytic system because of residual ozone
The problem of, by the way that the vacuum ultraviolet fluorescent tube in transposition square arrangement, gas are arranged in vacuum ultraviolet photodissociation and photocatalytic system
Body distributor, alternately arranged vacuum ultraviolet photodissociation module and photocatalysis module increase so that air-flow is more evenly distributed in system
The reaction contact area of light source and exhaust gas is added, in addition, in actual use, the function that 254nm wavelength is rationally utilized reaches
Not only it had excited catalyst but also had combined with ozone and generated the common degradation of contaminant of oxygen radical, so that the processing for meeting atm number is wanted
Ask, when the variation of foul gas inlet concentration is unstable, it is same have high load capacity odor polluting source is well handled
Ability, using the ozone catalyst packing layer of filling manganese dioxide, not only has fine by the way that room-temperature catalytic oxidation system is arranged
Adsorptive selectivity, and effectively decompose residual ozone, while the further deep oxidation of tail gas small molecular substance being decomposed
For carbon dioxide, water and inorganic matter, abjection stench efficiency and end Deodor effect are improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure: 1- spray washing system；11- soda acid processor；12- packing layer；13- circulating sprayer；14- is removed
Day with fog；15- connection water pipe；16- spray head；17- fluid reservoir；18- circulating pump；The photodissociation of 2- vacuum ultraviolet and photocatalytic system；21-
Body；22- ballast；23- vacuum ultraviolet fluorescent tube；24- photocatalysis layer；25- gas distributor；3- room-temperature catalytic oxidation system；31-
Room-temperature catalytic oxidation tower；32- ozone catalyst packing layer；4- foul gas admission line；5- gas outlet pipe；6- air inducing
Machine；
It is described in detail below with reference to the embodiments of the present invention referring to attached drawing.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown in Figure 1, a kind of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench device, including spray
Water wash system 1, vacuum ultraviolet photodissociation and photocatalytic system 2 and room-temperature catalytic oxidation system 3, which is characterized in that the shower water
Wash system 1, the vacuum ultraviolet photodissociation and photocatalytic system 2 and 3 three-level combination purification structure of the room-temperature catalytic oxidation system
It being sequentially connected by left-to-right, the spray washing system 1 includes soda acid processor 11, and the soda acid processor 11 is vertically arranged,
The soda acid processor 11 includes fluid reservoir 17, the packing layer 12 at middle part and the circulating sprayer 13 on top of bottom, described
Be connected on side wall on soda acid processor 11 between the fluid reservoir 17 and described filler layer 12 horizontal foul gas into
Feed channel 4, the filler in described filler layer 12 is hollow ball-shape plastics, and the circulating sprayer 13 is horizontally arranged at the acid
On the inner wall of caustic treater 11, several spray heads 16 are evenly equipped on the circulating sprayer 13, the spray head 16 is mounted on described
The lower part of circulating sprayer 13, the top of the circulating sprayer 13 are connected with connection water pipe 15, the connection water pipe 15
Solenoid valve is equipped on pipeline, the other end of the connection water pipe 15 sequentially passes through the side wall of the soda acid processor 11, the storage
The top of flow container 17 is connected with circulating pump 18, and the circulating pump 18 is located at the bottom in the fluid reservoir 17, the soda acid processor
11 top is equipped with gas vent, and the lower section of the gas vent is equipped with horizontal water removal demister 14, the water removal demister
14 are fixedly mounted on the inner wall top of the soda acid processor 11, and the gas vent is connected with gas connection pipe, and the vacuum is purple
Outer photodissociation and photocatalytic system 2 include cylinder 21, and the cylinder 21 is horizontally set on the outside of the soda acid processor 11, described
The gas that the inlet end of cylinder 21 passes through soda acid processor 11 described in the gas connection pipe and the spray washing circulatory system 1
Body outlet is connected, and the inlet end of the cylinder 21 is equipped with gas distributor 25, and the gas distributor 25 is mounted on the cylinder
On the inner wall of body 21, the inside of the cylinder 21 is equipped with alternately arranged vacuum ultraviolet photodissociation module and photocatalysis module, described
Vacuum ultraviolet photodissociation module includes vacuum ultraviolet fluorescent tube 23 and ballast 22, the ballast 22 and the vacuum ultraviolet fluorescent tube 23
Connection, the ballast 22 are fixedly mounted on the inside of the cylinder 21 and are located at the side of the vacuum ultraviolet fluorescent tube 23,
The inside of the cylinder 21 is equipped with holding frame for luminous tube, and the vacuum ultraviolet fluorescent tube 23 is in transposition square arrangement in the fluorescent tube branch
On support, the photocatalysis module includes photocatalysis layer 24, in the photocatalysis layer 24 filled with Alveolate activated carbon fiber or
The outlet side of cellular structure ceramic carrier and transition metal or noble metal decorated nanometer titanium dioxide coating, the cylinder 21 is equipped with
Connecting tube, the room-temperature catalytic oxidation system 3 include room-temperature catalytic oxidation tower 31, and the room-temperature catalytic oxidation tower 31 is vertically arranged
In the outside of the cylinder 21, inlet end, told room-temperature catalytic oxidation are set below the side wall of the room-temperature catalytic oxidation tower 31
The inlet end of tower 31 is connected by the connecting tube with the outlet side of the cylinder 21, in the room-temperature catalytic oxidation tower 31
Middle part is equipped with ozone catalyst packing layer 32, and the ozone catalyst packing layer 32 is fixedly mounted on the room-temperature catalytic oxidation tower
On 31 inner wall, manganese dioxide, the top of the room-temperature catalytic oxidation tower 31 are filled in the ozone catalyst packing layer 32
Equipped with outlet side, the outlet side of the room-temperature catalytic oxidation tower 31 is connected with gas outlet pipe 5, the gas outlet pipe 5
Air-introduced machine 6 is equipped in pipeline.
The ballast 22 uses electric ballast.
The gas distributor 25 is cone structure.
The air-introduced machine 6 is axial flow blower.
When exhaust gas passes through the utility model, spray washing system 1 is initially entered, i.e. exhaust gas passes through foul gas air inlet pipe
Road 4 enters soda acid processor 11, then starts circulating pump 18, and the circulation fluid that pH is regulated in fluid reservoir 17 is passed through connection water pipe
15 are added circulating sprayer 13, and circulating sprayer 13 carries out at spray the exhaust gas in soda acid processor 1 by spray head 16
Reason, in the processing routine, exhaust gas and circulation fluid are counter-current operation, and exhaust gas from bottom to top flows, and are entered by packing layer 12
Spraying zone, circulation fluid from top to bottom spray, and are absorbed particulate matter and the part odorant in exhaust gas during spray
Removal, by treated the exhaust gas of spray washing system 1, by water removal demister 14 and gas vent and gas connection pipe,
Into in vacuum ultraviolet photodissociation and photocatalytic system 2, in the processing routine, exhaust gas is in vacuum ultraviolet photodissociation and photocatalytic system
Residence time in 2 is 2-5s, and exhaust gas is evenly distributed in vacuum ultraviolet photodissociation and photocatalytic system 2 through gas distributor 25,
The 185nm vacuum ultraviolet photodissociation effect for first passing through vacuum ultraviolet fluorescent tube 23, contaminant molecule chain is interrupted as small-molecule substance,
Middle a part of substance is directly degraded, and remaining small-molecule substance, active oxygen radical etc. enter back into 254nm wavelength exciting light and urge
The photocatalysis layer 24 of agent is further degraded, finally, being led to by vacuum ultraviolet photodissociation and photocatalytic system 2 treated exhaust gas
The outlet side for crossing cylinder 21 is directly entered room-temperature catalytic oxidation system 3, is then urged with certain air speed by manganese dioxide ozone
Agent packing layer 32, by ozone catalyst packing layer 32 to tail gas air inlet absorption, catalytic oxidation treatment, in the processing routine
In, exhaust gas from bottom to top flows, and makes pollutant whole oxygenolysis carbon dioxide, water and other salt objects in tail gas
Matter, the gas by tertiary treatment is discharged by the air-introduced machine 6 on gas outlet pipe 5 from outlet again, by vacuum-ultraviolet light
Spray washing system 1 is set before solution and photocatalytic system 2, meets vacuum ultraviolet photodissociation and photocatalytic system 2 to particulate matter
The requirement of concentration, humidity efficiently solves in vacuum ultraviolet photodissociation and photocatalytic system 2 because of secondary dirt caused by residual ozone accumulation
The problem of dye, by the way that the vacuum ultraviolet fluorescent tube in transposition square arrangement is arranged in vacuum ultraviolet photodissociation and photocatalytic system 2
23, gas distributor 25, alternately arranged vacuum ultraviolet photodissociation module and photocatalysis module, so that air-flow is distributed more in system
Uniformly, the reaction contact area of light source and exhaust gas is increased, in addition, in actual use, the function of 254nm wavelength is rationally utilized
It can reach not only to have excited catalyst but also combined with ozone and generate the common degradation of contaminant of oxygen radical, to meet the place of atm number
Reason requires, and when the variation of foul gas inlet concentration is unstable, equally has and is well located to high load capacity odor polluting source
The ability of reason, by the way that room-temperature catalytic oxidation system 3 is arranged, using the ozone catalyst packing layer 32 of filling manganese dioxide, not only
With good adsorptive selectivity, and residual ozone is effectively decomposed, while by the further depth of tail gas small molecular substance
Oxygenolysis is carbon dioxide, water and inorganic matter, improves abjection stench efficiency and end Deodor effect, the utility model
It is reasonable in design, it is easy to operate.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, if the method concept of the utility model and the various improvement of technical solution progress are used, or without
Improvement directly applies to other occasions, both is within the protection scope of the present invention.
Claims (4)
1. a kind of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench device, including spray washing system (1),
Vacuum ultraviolet photodissociation and photocatalytic system (2) and room-temperature catalytic oxidation system (3), which is characterized in that the spray washing system
(1), the vacuum ultraviolet photodissociation and photocatalytic system (2) and the room-temperature catalytic oxidation system (3) three-level combination purification structure
It is sequentially connected by left-to-right, the spray washing system (1) includes soda acid processor (11), and the soda acid processor (11) is vertical
Setting, the soda acid processor (11) include the fluid reservoir (17) of bottom, middle part packing layer (12) and top circulated sprinkling
Device (13) connects on the side wall on the soda acid processor (11) between the fluid reservoir (17) and described filler layer (12)
There is horizontal foul gas admission line (4), the filler in described filler layer (12) is hollow ball-shape plastics, the circulated sprinkling
Device (13) is horizontally arranged on the inner wall of the soda acid processor (11), is evenly equipped on the circulating sprayer (13) several
Spray head (16), the spray head (16) are mounted on the lower part of the circulating sprayer (13), the circulating sprayer (13)
Top is connected with connection water pipe (15), and solenoid valve is equipped on the pipeline of connection water pipe (15), described to connect the another of water pipe (15)
One end sequentially passes through the side wall of the soda acid processor (11), the top of the fluid reservoir (17) is connected with circulating pump (18), described
Circulating pump (18) is located at the bottom in the fluid reservoir (17), and the top of the soda acid processor (11) is equipped with gas vent, institute
The lower section for stating gas vent is equipped with horizontal water removal demister (14), and the water removal demister (14) is fixedly mounted on the soda acid
The inner wall top of processor (11), the gas vent are connected with gas connection pipe, the vacuum ultraviolet photodissociation and photocatalytic system
It (2) include cylinder (21), the cylinder (21) is horizontally set on the outside of the soda acid processor (11), the cylinder (21)
The gas vent phase that inlet end passes through the gas connection pipe and soda acid processor (11) described in the spray washing system (1)
The inlet end of connection, the cylinder (21) is equipped with gas distributor (25), and the gas distributor (25) is mounted on the cylinder
(21) on inner wall, the inside of the cylinder (21) is equipped with alternately arranged vacuum ultraviolet photodissociation module and photocatalysis module, institute
Stating vacuum ultraviolet photodissociation module includes vacuum ultraviolet fluorescent tube (23) and ballast (22), and the ballast (22) and the vacuum are purple
Outer fluorescent tube (23) connection, the ballast (22) are fixedly mounted on the inside of the cylinder (21) and are located at the vacuum ultraviolet
The side of fluorescent tube (23), the inside of the cylinder (21) are equipped with holding frame for luminous tube, the vacuum ultraviolet fluorescent tube (23) in transposition just
For square arrangement on the holding frame for luminous tube, the photocatalysis module includes photocatalysis layer (24), in the photocatalysis layer (24)
It is applied filled with Alveolate activated carbon fiber or cellular structure ceramic carrier and transition metal or noble metal decorated nano-titanium dioxide
The outlet side of layer, the cylinder (21) is equipped with connecting tube, and the room-temperature catalytic oxidation system (3) includes room-temperature catalytic oxidation tower
(31), the room-temperature catalytic oxidation tower (31) is vertically arranged in the outside of the cylinder (21), the room-temperature catalytic oxidation tower
(31) inlet end is set below side wall, and the inlet end of told room-temperature catalytic oxidation tower (31) passes through the connecting tube and the cylinder
The outlet side of body (21) is connected, and the middle part in the room-temperature catalytic oxidation tower (31) is equipped with ozone catalyst packing layer (32),
The ozone catalyst packing layer (32) is fixedly mounted on the inner wall of the room-temperature catalytic oxidation tower (31), the ozone catalytic
Manganese dioxide is filled in agent packing layer (32), the top of the room-temperature catalytic oxidation tower (31) is equipped with outlet side, the room temperature
The outlet side of catalysis oxidizing tower (31) is connected with gas outlet pipe (5), and air inducing is equipped in the pipeline of the gas outlet pipe (5)
Machine (6).
2. a kind of vacuum ultraviolet photodissociation according to claim 1-catalytic ozonation combined type removing stench device,
It is characterized in that, the ballast (22) uses electric ballast.
3. a kind of vacuum ultraviolet photodissociation according to claim 1-catalytic ozonation combined type removing stench device,
It is characterized in that, the gas distributor (25) is cone structure.
4. a kind of vacuum ultraviolet photodissociation according to claim 1-catalytic ozonation combined type removing stench device,
It is characterized in that, the air-introduced machine (6) is axial flow blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507769.6U CN208356485U (en) | 2018-04-11 | 2018-04-11 | A kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507769.6U CN208356485U (en) | 2018-04-11 | 2018-04-11 | A kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208356485U true CN208356485U (en) | 2019-01-11 |
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ID=64922566
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820507769.6U Expired - Fee Related CN208356485U (en) | 2018-04-11 | 2018-04-11 | A kind of device of vacuum ultraviolet photodissociation-catalytic ozonation combined type removing stench |
Country Status (1)
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| CN (1) | CN208356485U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111659221A (en) * | 2020-06-17 | 2020-09-15 | 广东和炫环保智能科技有限公司 | Industrial VOCs waste gas treatment equipment and method |
-
2018
- 2018-04-11 CN CN201820507769.6U patent/CN208356485U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111659221A (en) * | 2020-06-17 | 2020-09-15 | 广东和炫环保智能科技有限公司 | Industrial VOCs waste gas treatment equipment and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20200411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |