CN218188778U - Waste gas treatment device for paint production - Google Patents
Waste gas treatment device for paint production Download PDFInfo
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- CN218188778U CN218188778U CN202222796615.2U CN202222796615U CN218188778U CN 218188778 U CN218188778 U CN 218188778U CN 202222796615 U CN202222796615 U CN 202222796615U CN 218188778 U CN218188778 U CN 218188778U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model belongs to the technical field of industrial waste gas handles, concretely relates to waste gas treatment device for coating production, include: a physical purification chamber, one end of which is provided with an air inlet and the other end is provided with an air outlet; a primary filter plate, a secondary filter plate and an ultraviolet lamp plate are arranged in the physical purification chamber at intervals; the air inlet of the fan is communicated with the air outlet of the physical purification chamber; the biological purification chamber is provided with an air inlet pipe close to the bottom, and the air inlet pipe is communicated with an air outlet of the fan; a plurality of stuffing boxes are arranged in the biological purification chamber, and a plurality of air holes are uniformly formed in a bottom plate of each stuffing box; the water spraying pipes are respectively arranged above each stuffing box; one end of the circulating pump is connected with the water spraying pipe through a drainage pipe. The utility model discloses use multipurposely multiple purification treatment means, can make waste gas obtain thorough purification treatment, and then improve the purification treatment effect of waste gas. And carry out specific design optimization to the setting of filter and stuffing box, the daily maintenance of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of industrial waste gas handles, concretely relates to waste gas treatment device for coating production.
Background
VOC (Volatile Organic Compound) is a general name of Volatile Organic compounds at normal temperature, and VOC exhaust gas contains formaldehyde, toluene, xylene, acetone, butanone, halogen compounds and the like, and a large amount of VOC exhaust gas is generated in the production process of the industries such as paint, pharmacy, printing, surface corrosion prevention and the like. Substances in the VOC waste gas not only can influence the air quality, but also can cause harm to human health.
Application number CN202022032246.0 discloses a coating production waste gas treatment tower, which comprises a fan chamber, a dry-method filter chamber, a biological purification chamber, a combustion chamber and a primary absorption chamber which are sequentially arranged from top to bottom, wherein the primary absorption chamber is provided with a fixed bed, and a plurality of activated carbons are arranged on the fixed bed; a gas collecting hood is communicated between the primary absorption chamber and the combustion chamber, a flame arrester is arranged at one end of the gas collecting hood close to the combustion chamber, and a dust removal mechanism is communicated at one end of the primary absorption chamber far away from the combustion chamber; one end of the combustion chamber, which is far away from the gas-collecting hood, is communicated with a biological purification chamber, and a purification pool is arranged in the biological purification chamber; the two ends of the purifying chamber are provided with fixed rods fixedly connected with the inner wall of the biological purifying chamber; the surface of the biological purification chamber is provided with a feeding hole, and one end of the biological purification chamber close to the dry-method filter chamber is also provided with a blocking plate which is detachably connected. The waste gas treatment tower that this patent was disclosed is under the drive of fan, and waste gas is through activated carbon primary adsorption, and the combustion chamber burns the organic matter, and biological purification room purification filters, is filtering at last carrying out the dry process, makes coating waste gas discharge to reach standard. However, the coating production waste gas treatment tower disclosed in the patent has a certain problem that although the combustion chamber arranged in the tower can be used for carrying out combustion treatment on organic matters in the waste gas, heat is generated in the combustion process, so that the temperature of the waste gas passing through the combustion chamber can be increased, and after the high-temperature waste gas enters the purification chamber through the ventilation plate, the temperature in the purification chamber can be increased, so that the microbial activity in the microbial biological filler in the purification chamber is influenced, and the waste gas treatment is not thorough; secondly, in order to ensure that the biological purification chamber can fully play a role, the top of the biological purification chamber is detachably connected with a blocking plate for ensuring the staying of waste gas, however, when the blocking plate is used, the blocking plate separates and blocks the biological purification chamber and the dry method filter chamber, so that a fan in the fan chamber cannot continuously suck external waste gas; moreover, the blocking plate only stops the waste gas in the biological purification chamber, and the waste gas cannot be fully contacted with the microbial filler, especially the waste gas close to the blocking plate is difficult to be contacted with the microbial filler, so that the waste gas treatment is not thorough.
The application number CN201822249975.4 discloses a biological trickling filter capable of uniformly distributing waste gas, which comprises a trickling filter body, a circulating pump, a water inlet pipe and a water spray pipe, wherein a nutrient solution storage chamber is arranged at the bottom of the trickling filter body, and a cylindrical waste gas distributor is fixedly arranged above the nutrient solution storage chamber; the side wall of the bottom of the trickling filtration tower body is provided with a water outlet, the water outlet is connected with a water outlet pipe, the water outlet pipe is connected to a circulating pump, the circulating pump is connected with a water spray pipe through a water inlet pipe, the water spray pipe is provided with a plurality of nozzles with downward water spray directions, and the nozzles can uniformly spray circulating liquid on the filler. The biological trickling filter that this patent discloses passes through the setting of waste gas equipartition ware, makes the even dissolution of waste gas in filler department, can effectively improve the purification efficiency of waste gas, improves purifying effect. However, in the treatment of VOC exhaust gas, only a part of harmful substances can be removed by the biotrickling filter, and the exhaust gas cannot be completely treated.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waste gas treatment device is used in coating production.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an exhaust treatment device for paint production, comprising:
a physical purifying chamber, one end of which is provided with an air inlet and the other end of which is provided with an air outlet; the physical purification chamber is provided with a primary filter plate, a secondary filter plate and an ultraviolet lamp plate at intervals in the direction from the air inlet to the air outlet;
the air inlet of the fan is communicated with the air outlet of the physical purification chamber;
the biological purification chamber is provided with an air inlet pipe close to the bottom, and the air inlet pipe is communicated with an air outlet of the fan; a plurality of stuffing boxes are arranged in the biological purification chamber at intervals up and down, the stuffing boxes are of hollow structures with openings at the upper ends, and a plurality of air holes are uniformly formed in the bottom plate of the stuffing boxes;
the water spraying pipes are respectively arranged above each stuffing box, and a plurality of vertically downward spray heads are uniformly arranged on the water spraying pipes;
one end of the circulating pump is connected to the bottom of the biological purification chamber, and the other end of the circulating pump is connected with the water spraying pipe through the drainage pipe.
Preferably, the physical purification chamber is of a structure with an opening at the upper end, and a first cover plate is arranged on the opening at the upper end of the physical purification chamber; fixing grooves corresponding to two ends of the primary filter plate and the secondary filter plate are fixed on the inner walls of two sides of the physical purification chamber; the ultraviolet lamp plate is fixed in the physical purification room through bolts.
Preferably, the biological purification chambers are all rectangular; the biological purification chamber is provided with a mounting groove corresponding to the stuffing box, and supporting plates attached to the bottom of the stuffing box are fixed on the inner walls of two sides of the biological purification chamber.
Preferably, the top and the bottom of the outer end of the stuffing box are respectively and integrally formed with a fixing plate, and the fixing plates are fixed on the biological purification chamber through bolts.
Preferably, a second cover plate is fixed to the top of the biological purification chamber through bolts, and an exhaust pipe is arranged in the middle of the second cover plate.
Preferably, the primary filter plate and the secondary filter plate are both activated carbon plates.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) The utility model discloses be equipped with physics clean room and biological purification room, be equipped with filter and ultraviolet lamp plate in the physics clean room, be provided with the stuffing box that is used for placing the filler in the biological purification room. The filter adopts the activated carbon board to realize the absorption purification treatment to waste gas, and the ultraviolet lamp plate realizes the photocracking purification treatment to waste gas, and the stuffing box realizes the biological purification treatment to waste gas. Through the comprehensive use of the multiple purification treatment means, the waste gas can be thoroughly purified, and the purification treatment effect of the waste gas is further improved.
(2) The utility model arranges a fixed groove for fixing the primary filter plate and the secondary filter plate in the physical purifying chamber, which is convenient for the installation and disassembly of the filter plates and the daily maintenance; simultaneously, the ultraviolet lamp plate is arranged at the rear of the filter plate, so that impurities such as dust in waste gas can be prevented from being adhered to the ultraviolet lamp on the ultraviolet lamp plate, and the irradiation cracking effect of the ultraviolet lamp plate on the waste gas can be guaranteed.
(3) The utility model arranges a support plate on the inner wall of the biological purification chamber, which can support the stuffing box; in addition, the fixed plate is arranged on the stuffing box, and the stuffing box and the biological purification chamber can be fixed and detached through the fixed plate, so that the daily maintenance is facilitated. And the stuffing box is provided with a plurality of layers up and down, so that the waste gas can be thoroughly decomposed and purified by microorganisms, and the effect of waste gas purification treatment is improved.
(4) The utility model discloses with the help of the circulating pump with the microbial nutrition liquid pump in the spray pipe and from the shower nozzle blowout, spun nutrient solution and waste gas contact and make waste gas sink on microbial filler, and then make the even biofilm formation of packing, make waste gas thoroughly decomposed by the microorganism in the packing, and then improve the exhaust purification effect.
(5) The utility model discloses use the problem that prior art exists among the solution background art as the starting point, set up a plurality of parts such as physics clean room, fan, biological purification room, spray pipe and circulating pump, use multiple purification treatment means comprehensively, can make waste gas obtain thorough purification treatment, and then improve the purification treatment effect of waste gas. And carry out specific design optimization to the setting of filter and stuffing box, the daily maintenance of being convenient for.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 1;
FIG. 4 is a front view of FIG. 3;
FIG. 5 is a schematic structural view of the physical purification chamber of the present invention;
FIG. 6 is a schematic structural view of the biological purification chamber of the present invention;
fig. 7 is a schematic structural diagram of the stuffing box of the present invention.
Description of the main reference numerals:
100. a physical decontamination chamber; 101. a primary filter plate; 102. a secondary filter plate; 103. an ultraviolet lamp panel; 104. a first cover plate; 105. fixing grooves;
200. a fan;
300. a biological purification room; 301. an air inlet pipe; 302. a stuffing box; 3021. air holes are formed; 3022. a fixing plate; 303. a second cover plate; 304. an exhaust pipe; 305. mounting grooves; 306. a support plate;
400. a water spray pipe; 401. a spray head;
500. a circulation pump; 501. a drainage tube.
Detailed Description
The technical solution of the present invention is described clearly and completely below.
Examples
Referring to fig. 1-7, an exhaust gas treatment device for paint production includes:
a physical purification chamber 100, one end of which is provided with an air inlet and the other end is provided with an air outlet; the physical purification chamber 100 is provided with a primary filter plate 101, a secondary filter plate 102 and an ultraviolet lamp plate 103 at intervals in the direction from the air inlet to the air outlet; in this embodiment, the primary filter plate 101 and the secondary filter plate 102 are both activated carbon plates; in addition, as can be seen from fig. 2, both ends of the physical purification chamber 100 in the present embodiment are protruded outward;
the air inlet of the fan 200 is communicated with the air outlet of the physical purification chamber 100;
the biological purification chamber 300 is provided with an air inlet pipe 301 at a position close to the bottom, and the air inlet pipe 301 is communicated with an air outlet of the fan 200; a plurality of stuffing boxes 302 are arranged in the biological purification chamber 300 at intervals up and down, the stuffing boxes 302 are of a hollow structure with an opening at the upper end, and a plurality of air holes 3021 are uniformly formed in the bottom plate of the stuffing boxes 302;
one water spraying pipe 400 is arranged above each stuffing box 302, and a plurality of vertically downward spray heads 401 are uniformly arranged on the water spraying pipes 400;
one end of the circulation pump 500 is connected to the bottom of the biological purification chamber 300, and the other end is connected to the water spray pipe 400 through the drainage pipe 501.
In this embodiment, the physical decontamination chamber 100 has an open top, and a first cover plate 104 is disposed on the open top of the physical decontamination chamber 100; fixing grooves 105 corresponding to both ends of the primary filter plate 101 and the secondary filter plate 102 are fixed on the inner walls of both sides of the physical purification chamber 100; ultraviolet lamp plate 103 passes through the bolt fastening in physics clean room 100.
In addition, in the present embodiment, the biological purification chamber 300 is rectangular, the top of the biological purification chamber is fixed with a second cover plate 303 through a bolt, and the middle of the second cover plate 303 is provided with an exhaust pipe 304; the biological purification chamber 300 is provided with a mounting groove 305 corresponding to the stuffing box 302, and the inner walls of two sides of the biological purification chamber 300 are fixed with support plates 306 attached to the bottom of the stuffing box 302; the specific setting mode of the stuffing box 302 is as follows: the top and bottom of the outer end of the stuffing box 302 are respectively integrally formed with a fixing plate 3022, the fixing plate 3022 is fixed to the biological purification chamber 300 by bolts, and a rubber gasket may be additionally provided between the fixing plate 3022 and the biological purification chamber 300 to improve sealing performance.
It should be added that, in this embodiment, a plurality of ultraviolet lamps are fixed on the ultraviolet lamp panel 103; the ultraviolet lamp, the fan 200 and the circulating pump 500 are all connected with an external power supply and controlled by an external switch; a microbial packing (not shown in the figures) is placed in the stuffing box 302; the bottom of the biological purification chamber 300 is provided with a nutrient solution (not shown in the figure) for the growth and propagation of microorganisms in the microorganism packing.
During the use, start fan 200, in leading to into physical clean room 100 through the outside pipeline with the waste gas that coating production produced simultaneously, fan 200 produces suction to waste gas, and waste gas once enters into biological clean room 300 through intake pipe 301 behind primary filter 101, second grade filter 102 and the ultraviolet lamp plate 103. When the waste gas passes through the primary filter plate 101 and the secondary filter plate 102, dust and partial harmful substances in the waste gas are absorbed, and the material adsorption effect can be improved by arranging 2 filter plates; after passing through the ultraviolet lamp panel 103, ultraviolet light emitted by the ultraviolet lamp panel 103 can crack partial harmful substances in the exhaust gas, so that a certain exhaust gas treatment effect is achieved. With ultraviolet lamp plate 103 setting at the rear of elementary filter 101 and second grade filter 102, can avoid on the ultraviolet lamp of impurity adhesion such as dust in the waste gas on ultraviolet lamp plate 103, and then can guarantee ultraviolet lamp plate 103 to the schizolysis effect of shining of waste gas.
The waste gas treated by the physical purification chamber 100 enters the biological purification chamber 300 through the air inlet pipe 301, passes through the air holes 3021 upwards and enters the stuffing box 302, and at the moment, a part of the waste gas contacts with the stuffing in the stuffing box 302 and is further decomposed by microorganisms; another portion continues to move upward through the packing in the stuffing box 302. The nutrient solution in the biological purification room 300 is pumped into the water spraying pipe 400 by the circulating pump 500 through the drainage pipe 501, the nutrient solution is sprayed out from the spray head 401, the sprayed nutrient solution contacts with the part of the waste gas which continues to move upwards and makes the waste gas sink on the filler in the filler box 302, and then the filler is uniformly coated, so that the waste gas is thoroughly decomposed by the microorganisms in the filler, and the waste gas purification effect is improved. In this embodiment, 2 stuffing boxes 302 are arranged at intervals up and down, so that the effect of the waste gas purification treatment can be further improved, and the waste gas can be thoroughly treated.
The exhaust gas decomposed and purified by the packing in the packing box 302 is finally discharged through the exhaust pipe 304 of the second cover plate 303.
Finally, it should be noted that the waste gas treatment device for paint production in the present embodiment is not only suitable for treating waste gas for paint production, but also suitable for treating other types of waste gas.
The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application, to thereby enable others skilled in the art to make and utilize various exemplary embodiments of the invention and various alternatives and modifications.
Claims (6)
1. An exhaust treatment device for paint production, comprising:
a physical purification chamber, one end of which is provided with an air inlet and the other end is provided with an air outlet; the physical purification chamber is provided with a primary filter plate, a secondary filter plate and an ultraviolet lamp plate at intervals in the direction from the air inlet to the air outlet;
the air inlet of the fan is communicated with the air outlet of the physical purification chamber;
the biological purification chamber is provided with an air inlet pipe close to the bottom, and the air inlet pipe is communicated with an air outlet of the fan; a plurality of stuffing boxes are arranged in the biological purification chamber at intervals up and down, the stuffing boxes are of hollow structures with openings at the upper ends, and a plurality of air holes are uniformly formed in the bottom plate of the stuffing boxes;
the water spraying pipes are respectively arranged above each stuffing box, and a plurality of vertically downward spray heads are uniformly arranged on the water spraying pipes;
one end of the circulating pump is connected to the bottom of the biological purification chamber, and the other end of the circulating pump is connected with the water spraying pipe through the drainage pipe.
2. The waste gas treatment device for paint production as claimed in claim 1, wherein the physical purification chamber has an open-top structure, and a first cover plate is arranged on the open-top structure of the physical purification chamber;
fixing grooves corresponding to two ends of the primary filter plate and the secondary filter plate are fixed on the inner walls of two sides of the physical purification chamber;
the ultraviolet lamp plate is fixed in the physical purification room through bolts.
3. The coating production exhaust gas treatment device according to claim 1, wherein the biological purification chambers are rectangular; the biological purification chamber is provided with a mounting groove corresponding to the stuffing box, and supporting plates attached to the bottom of the stuffing box are fixed on the inner walls of two sides of the biological purification chamber.
4. The exhaust gas treatment device for paint production as claimed in claim 3, wherein a fixing plate is integrally formed at the top and bottom of the outer end of the stuffing box, respectively, and the fixing plate is fixed to the biological purification chamber by bolts.
5. The waste gas treatment device for paint production as claimed in claim 1, wherein a second cover plate is fixed to the top of the biological purification chamber through bolts, and an exhaust pipe is arranged in the middle of the second cover plate.
6. The exhaust gas treatment device according to claim 1, wherein the primary filter plate and the secondary filter plate are activated carbon plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796615.2U CN218188778U (en) | 2022-10-24 | 2022-10-24 | Waste gas treatment device for paint production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796615.2U CN218188778U (en) | 2022-10-24 | 2022-10-24 | Waste gas treatment device for paint production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218188778U true CN218188778U (en) | 2023-01-03 |
Family
ID=84644131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222796615.2U Active CN218188778U (en) | 2022-10-24 | 2022-10-24 | Waste gas treatment device for paint production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218188778U (en) |
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2022
- 2022-10-24 CN CN202222796615.2U patent/CN218188778U/en active Active
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