CN210410218U - UV photolysis equipment for VOCs treatment - Google Patents
UV photolysis equipment for VOCs treatment Download PDFInfo
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- CN210410218U CN210410218U CN201921156345.0U CN201921156345U CN210410218U CN 210410218 U CN210410218 U CN 210410218U CN 201921156345 U CN201921156345 U CN 201921156345U CN 210410218 U CN210410218 U CN 210410218U
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Abstract
The utility model relates to a UV photodissociation equipment for VOCs treatment, which relates to the technical field of waste gas purification treatment and comprises a separator barrel, wherein the separator barrel is provided with an air inlet, an air outlet and a water outlet; an ultraviolet lamp is arranged in the air outlet sleeve along the axial direction, and a photocatalyst layer is arranged on the inner wall of the air outlet sleeve. The utility model discloses have and continuously carry out the effect that purifies to the industrial waste gas that contains the VOCs gas high-efficiently, improve the environment.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas purification handles technique and specifically relates to a UV photodissociation equipment for VOCs handles is related to.
Background
The industrial gaseous pollutants are the main sources of atmospheric environmental pollutants, wherein Volatile Organic Compounds (VOCs) are gaseous pollutants having serious harmful effects on the environment, and are also the sources of occupational disease harmful factors affecting the health of operators in workplaces, and the Volatile Organic Compounds (VOCs) are widely from the chemical industries of paints, coatings, lubricating oils, rubbers and the like. Because the VOCs waste gas that discharges in the actual production process is low concentration gaseous pollutant, usually adopt the adsorption method to administer, but the adsorbent adsorbs behind the VOCs saturation, becomes solid discarded pollutant, and the common way is with its regeneration.
The prior art refers to the chinese utility model patent that the grant bulletin number is CN208809744U, and it discloses an active carbon adsorption device for VOCs handles, including the device main part, one side of device main part is provided with the compressor, and the top of compressor is connected with the intake pipe, and one side of compressor is connected with the connecting pipe, and inside one side position of device main part is provided with the condensation chamber, and connecting pipe and condensation chamber intercommunication. When using, with intake pipe and VOCs union coupling, then open the compressor, in the compressor emits into the condensation chamber through the connecting pipe after with VOCs compression, VOCs can be with the organic matter separation in the VOCs after the condensation, and the organic matter after the condensation falls in the inside below of condensation chamber in the action of gravity, opens the electric valve after handling the completion, makes the organic matter fall into in the organic matter collection chamber through unloading pipe to collect.
The utility model discloses a there is following not enough: because utilize the compressor to discharge into the condensation chamber through the connecting pipe after with VOCs compression in, VOCs can be with the organic matter separation in the VOCs after the condensation, when the unable condensation of some compositions that contain in the VOCs for adsorption equipment weakens VOCs gas treatment effect, still contains the volatile gas of higher concentration in the combustion gas.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a UV photodissociation equipment for VOCs handles has the effect that high-efficiently carries out the purification to the industrial waste gas that contains the VOCs gas, greatly reduces VOCs content among the discharging gas.
The above object of the present invention is achieved by the following technical solutions: the UV photolysis equipment for VOCs treatment comprises a separator barrel, wherein the separator barrel is provided with an air inlet, an air outlet and a water outlet, the air inlet of the separator barrel is connected with a mist generator, an air outlet sleeve extending from the air outlet to the water outlet is arranged in the separator barrel, and an air outlet gap communicated with the inside and the outside of the air outlet sleeve is arranged on the wall of the air outlet sleeve; an ultraviolet lamp is arranged in the air outlet sleeve along the axial direction, and a photocatalyst layer is arranged on the inner wall of the air outlet sleeve.
By adopting the technical scheme, the industrial waste gas contains VOCs and also contains some dust. When the industrial waste gas flows to the air inlet at high speed, the mist generator sprays water mist to be mixed with the industrial waste gas, and the water mist is gathered into small droplets by dust in the industrial waste gas. The high-speed airflow rotates at a high speed under the diversion of the inner wall of the separator cylinder to form an outer rotational flow, condensed small droplets are thrown onto the inner wall of the separator cylinder under the action of centrifugal force, and liquid flows down along the inner wall and is discharged from the water outlet, so that dust in industrial waste gas is primarily purified. The air flow close to the center enters the sleeve through the air outlet gap on the air outlet sleeve, and VOCs in the industrial waste gas are oxidized and decomposed into CO under the action of the ultraviolet lamp and the photocatalyst layer2And water is discharged from the air outlet along with the air flow. VOCs is purified in a decomposition form in industrial waste gas, the purification is more thorough, the discharged air is clean, and the environmental protection effect is good.
The utility model discloses further set up to: the spiral air guide sheet is connected with the air outlet sleeve in a winding mode by taking the ultraviolet lamp as an axis, and the spiral air guide sheet and the air outlet sleeve form a flow guide rotary air channel.
By adopting the technical scheme, after the air flow for removing dust enters the air outlet sleeve from the air outlet gap, the return cyclone is formed in the air duct under the action of the spiral air guide sheet, so that the contact time of the air flow and the photocatalyst is increased, the catalytic reaction is sufficient, and the air purification is more thorough.
The utility model discloses further set up to: the surface of the spiral wind guide sheet is sprayed with a nano titanium dioxide coating.
By adopting the technical scheme, when the air flow flows along the spiral air guide sheet, the contact area of the air flow and the photocatalyst is greatly increased, the catalytic reaction is sufficient, and the air purification effect is improved.
The utility model discloses further set up to: the outside fixedly connected with casing of separator barrel, the casing is close to gas outlet one end and is equipped with the air exit, is located in the casing and is equipped with the filter screen between the gas outlet of air exit and separator barrel.
Through adopting above-mentioned technical scheme, the filter screen carries out secondary filter to the air current, can get rid of the dust that the particle size is thinner in the air current, improves the cleanliness factor of discharging the air.
The utility model discloses further set up to: and a silencing structure made of sound-absorbing materials is arranged in an air flow channel between the filter screen and the air outlet in the shell.
By adopting the technical scheme, the noise elimination structure greatly reduces the noise generated by the flowing of the discharged airflow and reduces the noise pollution.
The utility model discloses further set up to: the silencing structure consists of a central splitter plate and a pair of side air guide plates.
Through adopting above-mentioned technical scheme, the air after the purification becomes twice parallel air current from vertical air current under the effect of central authorities 'flow distribution plate and a pair of side air deflector for the sound of air current can be by better absorption, effectively reduces photolysis equipment's noise.
The utility model discloses further set up to: the central splitter plate is fixedly connected to the inner wall of the top of the shell, the side air guide plates are symmetrically and respectively connected to the inner side wall of the shell, and the central splitter plate and the side air guide plates form an air outlet channel with a V-shaped cross section.
By adopting the technical scheme, the silencing structure has fewer parts, simple mounting structure and convenient maintenance.
The utility model discloses further set up to: the air outlet gap is arranged along the axial direction of the air outlet sleeve.
Through adopting above-mentioned technical scheme, the gap of giving vent to anger is the linear, and processing is convenient, and the gap of giving vent to anger of so design is convenient for the waste gas whirl that contains water smoke and is got into the air outlet sleeve at center and keep the state of whirl, improves the dust removal effect of anhydrating.
The utility model discloses further set up to: the air outlet gap and the rotational flow in the separator cylinder are arranged in a way that the edge of one side of the opposite impact faces the edge of the other side of the opposite impact faces away from the axis of the air outlet sleeve.
Through adopting above-mentioned technical scheme, gaseous at the in-process that the inner wall of separator barrel circles round, the setting on stick up the limit easily will be close to the center remove the vapour behind the water droplet and shunt to the sleeve of giving vent to anger, accelerate little liquid and gas separation, raise the efficiency.
The utility model discloses further set up to: two air outlet gaps are arranged and are arranged in a central symmetry mode relative to the central axis of the air outlet sleeve.
Through adopting above-mentioned technical scheme, two gaps of giving vent to anger improve water droplet separation and the efficiency of giving vent to anger, and two gaps symmetry of giving vent to anger are provided with and do benefit to and form stable vortex, reduce the vibrations of equipment.
To sum up, the utility model discloses a beneficial technological effect does: .
1. VOCs gas in industrial waste gas is efficiently removed by UV photolysis, discharged air is clean, and the environmental protection effect is improved;
VOCs gas is oxidized and decomposed without being collected, and UV photolysis equipment can efficiently and continuously perform decomposition operation, so that production is continuously performed, and the production efficiency is improved;
and 3, when the UV photolysis equipment works, the noise is reduced by the silencing structure, and the working process cannot produce noise pollution.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a sectional view showing the purification structure inside the casing in the direction A-A of FIG. 1;
fig. 3 is a sectional view showing the internal structure of the separator cylinder in the direction B-B in fig. 2.
In the figure, 1, a housing; 11. an air inlet pipe; 12. an air outlet; 2. an mist generator; 3. a separator cylinder; 31. an air inlet; 32. an air outlet; 33. a water outlet; 4. an air outlet sleeve; 41. an air outlet gap; 5. an ultraviolet lamp; 6. a spiral wind-guiding sheet; 7. a sound-deadening structure; 71. a side air guide plate; 72. a central manifold plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A UV photolysis device for VOCs treatment, as shown in FIGS. 1 and 2, comprises a housing 1 and a separator cylinder 3 installed inside the housing 1, wherein a UV photolysis component is installed inside the separator cylinder 3; an air inlet pipe 11 is installed on the lower portion of the side wall of the shell 1, the air inlet pipe 11 is connected with the mist generator 2, an air outlet 12 is formed in the top of the side wall of the shell 1, an air inlet 31 communicated with the air inlet pipe 11 is formed in the side wall of the separator cylinder 3, an air outlet 32 communicated with the air outlet 12 is formed in the top of the separator cylinder 3, and a water outlet 33 penetrating through the bottom wall of the shell 1 is formed in the bottom of the separator cylinder 3. Air containing dust and VOCs gas flows from the air inlet pipe 11 to the separator cylinder 3, meanwhile, the mist generator 2 sprays water mist into the air inlet pipe 11, the dust and the water mist in the air are combined and gathered into small liquid droplets in the separator cylinder 3 and are discharged along the water outlet 33, the VOCs gas enters the UV photolysis component for decomposition, clean gas is discharged from the separator cylinder 3 through the air outlet 32, and then the clean gas is discharged to the outside from the air outlet 12.
Referring to fig. 1 and 2, the casing 1 is a rectangular parallelepiped structure with a hollow interior, and the casing 1 may have other shapes such as a cylinder shape as required.
The mist generator 2 and the air inlet pipe 11 can be fixedly connected through bolts, a mist spraying opening on the mist generator 2 is communicated with the inside of the air inlet pipe 11, and the mist generator 2 can be an air humidifier.
Referring to fig. 2 and 3, the separator cylinder 3 is a cylinder with a hollow interior, the air outlet 32 and the water outlet 33 are respectively located at two ends of the separator cylinder 3, and the air inlet 31 is inclined upward such that the air inlet direction of the air inlet 31 forms an acute included angle with the axis of the separator cylinder 3. After the water mist and the dust are mixed and sprayed from the air inlet 31 at a high speed, the high-speed airflow rotates at a high speed under the diversion of the inner wall of the separator cylinder 3 to form an outer rotational flow, condensed small droplets are thrown onto the inner wall of the separator cylinder 3 under the action of centrifugal force, and liquid flows down along the inner wall and is discharged from the water outlet 33, so that the dust in the industrial waste gas is primarily purified.
The UV photodissociation subassembly includes from gas outlet 32 to the sleeve 4 of giving vent to anger that 33 directions of outlet port extend, is equipped with intercommunication sleeve 4 inside and outside gap 41 of giving vent to anger on the section of thick bamboo wall of sleeve 4 of giving vent to anger, and the inside coaxial of sleeve 4 of giving vent to anger is fixed with ultraviolet lamp 5, and the inner wall of sleeve 4 of giving vent to anger is fixed with spiral wind-guiding piece 6 that uses ultraviolet lamp 5 as the axle setting, and the inner wall spraying of sleeve 4 of giving vent to ange. The air outlet gap 41 is arranged along the axial direction of the air outlet sleeve 4, and waste gas containing water mist enters the central air outlet sleeve 4 through the rotational flow of the air outlet gap 41 and keeps the state of the rotational flow, so that the dewatering and dedusting effects are improved. The edge of the cyclone in the gas outlet gap 41 and the separator cylinder 3 is tilted towards the direction deviating from the axis of the gas outlet sleeve 4, and in the process that gas circles round on the inner wall of the separator cylinder 3, the steam which is close to the center and is removed with water drops is easily shunted to the gas outlet sleeve 4 by the tilted edge, so that the small liquid and gas separation is accelerated, and the efficiency is improved.
After entering the gas outlet sleeve 4, the gas containing VOCs is oxidized and decomposed into CO2 and water under the irradiation of the ultraviolet lamp 5 and the catalysis of the nano titanium dioxide coating, and the clean gas is discharged from the gas outlet 32.
The spiral air guide sheet 6 and the air outlet sleeve 4 form a flow guide rotary air channel, and after air flow for removing dust enters the air outlet sleeve 4 from the air outlet gap, return cyclone is formed in the air channel under the action of the spiral air guide sheet 6, so that the contact time of the air flow and the photocatalyst is increased, the catalytic reaction is sufficient, and the air purification is more thorough. According to the requirement, the surface of the spiral wind deflector 6 is also sprayed with a nano titanium dioxide coating, so that the contact area and the contact time between the gas and the catalyst are increased, and the UV photolysis is more sufficient.
A filter screen (not shown) can be installed at the air outlet 32, and the filter screen can be an activated carbon filter screen and can absorb the residual tiny dust and water vapor in the air.
Referring to fig. 2, in order to reduce the noise effect when the apparatus is exhausted, a sound-deadening structure 7 made of a sound-absorbing material is installed inside the casing 1 above the air outlet 32, and the sound-deadening structure 7 is composed of a central flow-dividing plate 72 and a pair of side wind-guiding plates 71. The central splitter 72 is fixedly connected to the inner wall of the top of the casing 1, the side wind guide plates 71 are symmetrically and respectively connected to the inner side wall of the casing 1, and the central splitter 72 and the side wind guide plates 71 form an air outlet channel with a V-shaped cross section. The purified air is divided into two parallel air flows from the vertical air flow under the action of the central splitter plate 72 and the pair of side air deflectors 71, so that the sound of the air flow can be better absorbed, and the noise of the photolysis equipment is effectively reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a UV photodissociation equipment for VOCs handles, includes separator barrel (3), is equipped with air inlet (31), gas outlet (32) and outlet (33) on separator barrel (3), its characterized in that: the mist generator (2) is connected to the air inlet (31) of the separator barrel (3), an air outlet sleeve (4) extending from the air outlet (32) to the water outlet (33) is arranged in the separator barrel (3), and an air outlet gap (41) communicated with the inside and the outside of the air outlet sleeve (4) is arranged on the wall of the air outlet sleeve (4); an ultraviolet lamp (5) is arranged in the air outlet sleeve (4) along the axial direction, and a photocatalyst layer is arranged on the inner wall of the air outlet sleeve (4).
2. The UV photolysis apparatus for the treatment of VOCs as claimed in claim 1, wherein: the spiral air guide sheet (6) which is wound by taking the ultraviolet lamp (5) as an axis is connected in the air outlet sleeve (4), and the spiral air guide sheet (6) and the air outlet sleeve (4) form a flow guide rotary air channel.
3. The UV photolysis apparatus for the treatment of VOCs as claimed in claim 2, wherein: the surface of the spiral wind guide sheet (6) is sprayed with a nano titanium dioxide coating.
4. A UV photolysis apparatus for the treatment of VOCs according to claim 3, wherein: the outer fixedly connected with casing (1) of separator barrel (3), casing (1) are close to gas outlet (32) one end and are equipped with air exit (12), are located in casing (1) and are equipped with the filter screen between air exit (32) of air exit (12) and separator barrel (3).
5. The UV photolysis apparatus for treatment of VOCs according to claim 4, wherein: and a silencing structure (7) made of sound-absorbing materials is arranged in an air flow channel between the filter screen and the air outlet (12) in the shell (1).
6. The UV photolysis apparatus for the treatment of VOCs according to claim 5, wherein: the silencing structure (7) is composed of a central splitter plate (72) and a pair of side air guide plates (71).
7. The UV photolysis apparatus for the treatment of VOCs according to claim 6, wherein: the central splitter plate (72) is fixedly connected to the inner wall of the top of the shell (1), the side air guide plates (71) are symmetrically connected to the inner side wall of the shell (1) respectively, and the central splitter plate (72) and the side air guide plates (71) form an air outlet channel with a V-shaped cross section.
8. The UV photolysis apparatus for the treatment of VOCs as claimed in claim 1, wherein: the air outlet gap (41) is arranged along the axial direction of the air outlet sleeve (4).
9. The UV photolysis apparatus for the treatment of VOCs according to claim 8, wherein: the air outlet gap (41) and the rotational flow in the separator cylinder body (3) are arranged in a mode that the edge of one side of the opposite impact faces away from the axis of the air outlet sleeve (4).
10. The UV photolysis apparatus for the treatment of VOCs according to claim 9, wherein: two air outlet gaps (41) are arranged, and the two air outlet gaps (41) are arranged in a central symmetry mode relative to the central axis of the air outlet sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156345.0U CN210410218U (en) | 2019-07-22 | 2019-07-22 | UV photolysis equipment for VOCs treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156345.0U CN210410218U (en) | 2019-07-22 | 2019-07-22 | UV photolysis equipment for VOCs treatment |
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| Publication Number | Publication Date |
|---|---|
| CN210410218U true CN210410218U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921156345.0U Active CN210410218U (en) | 2019-07-22 | 2019-07-22 | UV photolysis equipment for VOCs treatment |
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| CN (1) | CN210410218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617590A (en) * | 2020-06-11 | 2020-09-04 | 宁波财经学院 | Waste gas purifying equipment |
| CN115646187A (en) * | 2022-11-01 | 2023-01-31 | 山东泰开环保科技有限公司 | Variable entry guiding device and use its denitration reactor |
-
2019
- 2019-07-22 CN CN201921156345.0U patent/CN210410218U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617590A (en) * | 2020-06-11 | 2020-09-04 | 宁波财经学院 | Waste gas purifying equipment |
| CN111617590B (en) * | 2020-06-11 | 2021-10-19 | 宁波财经学院 | Waste gas purifying equipment |
| CN115646187A (en) * | 2022-11-01 | 2023-01-31 | 山东泰开环保科技有限公司 | Variable entry guiding device and use its denitration reactor |
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Address after: 400060 5th floor, practice building, Chongqing Business University, 19 Xuefu Avenue, Nan'an District, Chongqing Patentee after: Chongqing Industrial and Commercial University Environmental Protection Research Institute Co.,Ltd. Address before: 400060 5th floor, practice building, Chongqing Business University, 19 Xuefu Avenue, Nan'an District, Chongqing Patentee before: Institute of environmental protection Chongqing University of technology and Industry |