CN210206405U - Multi-stage malodorous purification system - Google Patents
Multi-stage malodorous purification system Download PDFInfo
- Publication number
- CN210206405U CN210206405U CN201920399243.5U CN201920399243U CN210206405U CN 210206405 U CN210206405 U CN 210206405U CN 201920399243 U CN201920399243 U CN 201920399243U CN 210206405 U CN210206405 U CN 210206405U
- Authority
- CN
- China
- Prior art keywords
- adsorption tower
- adsorption
- communicating pipe
- section
- malodorous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a multistage clean system of stench, including intake pipe, first adsorption tower, second adsorption tower, plasma treatment device and UV photodissociation device, intake pipe, first adsorption tower, second adsorption tower, plasma treatment device and UV photodissociation device connect gradually, and first adsorption tower is equipped with the first shower nozzle that a plurality of is used for spraying biological decomposition agent, and the second adsorption tower is equipped with the second shower nozzle that a plurality of is used for spraying the deodorant. The utility model discloses a first adsorption tower, second adsorption tower, plasma processing apparatus and UV photodissociation device can improve absorption, decomposition efficiency to foul gas's processing, improve the air quality, make the combustion gas reach national waste gas environmental protection emission standard.
Description
Technical Field
The utility model relates to a design of waste gas environmental protection processing especially relates to a foul gas's purification treatment system.
Background
Volatile Organic Compounds (VOCs) are Organic Compounds having a boiling point of 50 to 260 ℃ at normal pressure, and are classified into aromatic hydrocarbons (hydrogen sulfide, benzene, toluene, xylene), ketones, aldehydes, amines, halogens, unsaturated hydrocarbons, and the like according to their chemical structures. VOCs are widely available, and the main pollution source is an industrial source. The industrial sources mainly comprise the production industries of VOCs-containing raw materials such as petroleum refining, petrochemical industry, coal processing and conversion and the like, the processes of storage, transportation and sale of oils (fuel oil, solvent and the like), and the production industries of coating, printing ink, adhesive, pesticide and the like which take VOCs as raw materials. VOCs are harmful to human health and living environment and have foul smell, and if a person inhales low-concentration organic waste gas for a long time, chronic respiratory diseases such as cough, chest distress, asthma and even emphysema can be caused, so that the VOCs are currently accepted as strong carcinogens.
At present, the malodorous gas is treated mainly by a waste gas spraying purification tower, waste gas is introduced into the spraying purification tower, the waste gas and alkaline water are subjected to neutralization reaction, and the malodorous gas is demisted by a demisting plate and then discharged by a fan. The defects are that the neutralization efficiency of the waste gas and the alkaline water is too low, the adsorption effect is poor, and the environmental-friendly standard-reaching requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multistage clean system of stench can improve VOCs's in the waste gas absorption and decomposition efficiency, makes the gas that purifies the back combustion gas accord with national waste gas environmental protection emission standard.
According to the utility model discloses an aspect provides a multistage clean system of stench, including intake pipe, first adsorption tower, second adsorption tower, plasma treatment device and UV photodissociation device, intake pipe, first adsorption tower, second adsorption tower, plasma treatment device and UV photodissociation device connect gradually, and first adsorption tower is equipped with the first shower nozzle that a plurality of is used for spraying biological decomposition agent, and the second adsorption tower is equipped with the second shower nozzle that a plurality of is used for spraying the deodorant.
The utility model has the advantages that: the utility model discloses well first shower nozzle and the water pressure of second shower nozzle reach 30MPa, can carry out the high density and spray. The high-density spraying biological decomposing agent is used for carrying out first-stage treatment on the malodorous gas through the first adsorption tower, removing partial harmful substances in the malodorous gas and fusing the harmful substances into water for biochemical decomposition, the spraying deodorant is used for carrying out second-stage treatment on the malodorous gas through the second adsorption tower, and partial VOCs in the malodorous gas are adsorbed by the deodorant and removed. The malodorous gas is fully and high-density sprayed and washed through the first adsorption tower and the second adsorption tower to remove most malodorous components, and the remaining malodorous VOCs gas molecules are wrapped and vaporized by water molecules and enter the plasma treatment device to carry out third-stage decomposition and adsorption treatment on the malodorous gas. Negative electric ions in the plasma treatment device have super strong adsorption and decomposition capacity on the malodorous gas, and the negative electric ions can perform ionization decomposition on the malodorous gas while adsorbing the malodorous gas, so that most VOCs in the malodorous gas are removed. UV photolysis device carries out the fourth level to malodorous gas and handles, utilizes the strong oxidizing property of ultraviolet light to decompose the low concentration VOCs who remains in waste gas, handles through above four levels, can be up to standard with malodorous gas purification. The utility model discloses a first, second adsorption tower, plasma treatment device and UV photodissociation device carry out multistage purification treatment to malodorous gas, can improve absorption, decomposition efficiency to malodorous gas, improve the air quality.
In some embodiments, the first adsorption tower comprises a first adsorption section, a second adsorption section, and a first connection section, one end of the first connection section being connected with the first adsorption section, and the other end being connected with the second adsorption section. The retention time of the malodorous gas in the first adsorption tower can be prolonged, so that the malodorous gas can be fully contacted with the spraying liquid of the first adsorption tower, the malodorous gas is subjected to high-density vaporization modification, and the subsequent treatment is facilitated.
In some embodiments, the first adsorption column comprises a first circulating liquid tank mounted below the first adsorption section and the second adsorption section. The first circulating liquid tank is connected with the first spray head through a pipeline, and the biological decomposition agent is recycled between the first circulating liquid tank and the first spray head.
In some embodiments, the second adsorption tower includes a third adsorption section, a fourth adsorption section, and a second connection section, one end of the second connection section is connected with the third adsorption section, and the other end is connected with the fourth adsorption section. The retention time of the malodorous gas in the second adsorption tower can be increased, so that the malodorous gas can be fully contacted with the spraying liquid of the second adsorption tower, the malodorous gas is subjected to high-density vaporization modification, and the subsequent treatment is facilitated.
In some embodiments, the second adsorption column comprises a second circulating liquid tank installed below the third adsorption section and the fourth adsorption section. The deodorant is placed in the second circulating liquid tank, the second circulating liquid tank is connected with the second spray head through a pipeline, and the deodorizing and decomposing agent is recycled between the second circulating liquid tank and the second spray head.
In some embodiments, the utility model discloses still include first closed tube, be connected through first closed tube between first adsorption tower and the second adsorption tower. The malodorous gas can smoothly enter the second circulating liquid tank of the second adsorption tower.
In some embodiments, the utility model discloses still include second closed pipe and third closed pipe, be connected through the second closed pipe between second adsorption tower and the plasma treatment device, be connected through the third closed pipe between plasma treatment device and the UV photodissociation device, the second closed pipe is equipped with the second inspection hole, is equipped with the third inspection hole on the third closed pipe. The second check hole is arranged to maintain and clean the second communicating pipe, so that the plasma processing device can normally operate. Set up the third inspection hole and can maintain and clear up the third tee bend pipe, guarantee that UV photodissociation device can normal operating.
In some embodiments, the present invention further comprises a platform and a transformer, the transformer is mounted on the platform, the platform is mounted on the plasma processing apparatus, and the transformer is connected to and electrically connected to the plasma processing apparatus. The transformer provides high voltage power supply for plasma processing apparatus, and the platform provides support and fixed place for the transformer, guarantees the transformer safety in the use, avoids the transformer to break down or cause the injury to the staff because of external factors simultaneously.
In some embodiments, the present invention further comprises an exhaust device, wherein the exhaust device is connected to the UV photolysis device. The exhaust device is arranged, so that purified gas can be rapidly exhausted, and the normal operation of the whole system equipment is ensured.
In some embodiments, the exhaust device includes an induced draft fan, a chimney, a fourth communicating pipe and a fifth communicating pipe, one end of the fourth communicating pipe is connected with the UV photolysis device, the other end is connected with the induced draft fan, one end of the fifth communicating pipe is connected with the induced draft fan, and the other end is connected with the chimney. The induced draft fan can adjust the exhaust velocity of gas after the purification, and the gas after the purification is discharged through the chimney, gets into in the environment.
Drawings
Fig. 1 is a schematic view of the overall structure of a multi-stage malodorous purification system according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first adsorption tower of a multi-stage malodorous purification system according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a second adsorption tower of the multi-stage malodorous purification system according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second communicating pipe and a third communicating pipe of the multi-stage malodorous purification system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-4, the multi-stage malodorous purification system of the present invention is disposed on the ground and is formed by connecting an air inlet pipe 1, a first adsorption tower 2, a second adsorption tower 3, a plasma treatment device 5, a UV photolysis device 6 and an exhaust device 7 in sequence.
The first adsorption tower 2 is formed by sequentially connecting a first adsorption section 21, a first connecting section 23 and a second adsorption section 22, and the second adsorption tower 3 is formed by sequentially connecting a third adsorption section 31, a second connecting section 33 and a fourth adsorption section 32. The first adsorption section 21, the first connection section 23 and the second adsorption section 22 together form an inverted U-shape. The third adsorption section 31, the second connection section 33 and the fourth adsorption section 32 also form together an inverted U-shape.
Four first spray nozzles 24 are symmetrically arranged in the first adsorption tower in the left-right direction, two first spray nozzles 24 are arranged in the first adsorption section, and two first spray nozzles 24 are arranged in the second adsorption section. First circulation liquid tank 25 is installed to first adsorption section and second adsorption section below, and first circulation liquid tank 25 is connected with first shower nozzle 24 through the pipeline, and first adsorption section 21 and second adsorption section 2 are equipped with four first shower nozzle inspection holes 26, and four first shower nozzle inspection holes 26 are corresponding with four first shower nozzles 24 one-to-one.
Four second spray nozzles 34 are symmetrically arranged in the second adsorption tower 3 in the left-right direction, two second spray nozzles 34 are arranged in the third adsorption section, and two second spray nozzles 34 are arranged in the fourth adsorption section. A second circulating liquid tank 35 is installed below the third adsorption section 31 and the fourth adsorption section 32, the second circulating liquid tank 35 is connected with the second spray heads 34 through pipelines, the third adsorption section 31 and the fourth adsorption section 32 are provided with four second spray head check holes 36, and the four second spray head check holes 36 correspond to the four second spray heads 34 one by one.
The first circulating liquid tank 25 is internally provided with a biological decomposition agent, the biological decomposition agent adopts a microbial deodorant purchased from Tianqing environmental protection limited company in Dongguan city, contains microorganisms such as nitrobacteria, sulfuric acid bacteria and fungi, can fully wash ammonia gas and hydrogen sulfide in malodorous gas to the first circulating liquid tank 25, and can carry out biological decomposition on ammonia gas and hydrogen sulfide molecules in the first circulating liquid tank 25. The biological decomposition agent is replaced regularly to ensure the decomposition rate.
The deodorant is placed in the second circulating liquid tank 35, and contains activated carbon powder, so that harmful substances in the malodorous gas can be fully washed and adsorbed in the second circulating liquid tank 35, and the deodorant is periodically replaced to ensure the adsorption rate.
Two circulating pumps are respectively arranged outside the first circulating liquid tank 25 and the second circulating liquid tank 35, one circulating pump is connected with the first spray head 24 and the first circulating liquid tank 25, and the other circulating pump is connected with the second spray head 34 and the second circulating liquid tank 35. Can realize the recycling of the biological decomposer and the deodorant.
The stage 4 is mounted on the plasma processing apparatus 5, and the transformer 41 is mounted on the stage 4 and electrically connected to the plasma processing apparatus 5. The transformer 41 supplies high voltage power to the plasma generator 5. The plasma processing device 5 is also provided with a ladder 51 and an inspection opening, so that the overhaul and maintenance of workers are facilitated.
Plasma treatment device 5 is connected through second closed tube 9 with second circulating liquid case 35, and UV photolysis device 6 is connected with plasma treatment device 5 through third closed tube 10, and UV photolysis device 6 is UV photolysis air purifier. The second communicating pipe 9 is provided with a second inspection hole 91, so that the second communicating pipe 9 can be cleaned and maintained in time. A third inspection hole 101 is formed in the third communicating pipe 10, and the third communicating pipe 10 can be cleaned and maintained.
The exhaust device 7 is composed of an induced draft fan 71, a chimney 72, a fourth communicating pipe 70 and a fifth communicating pipe 73, one end of the fourth communicating pipe 70 is connected with the UV photolysis device 6, the other end of the fourth communicating pipe is connected with the induced draft fan 71, one end of the fifth communicating pipe 73 is connected with the induced draft fan 71, and the other end of the fifth communicating pipe 73 is connected with the chimney.
The utility model discloses a concrete working method: the malodorous gas enters the first circulating liquid tank 25 through the air inlet pipe 1, partial VOCs in the malodorous gas are adsorbed and decomposed by the biological decomposition agent in the first circulating liquid tank 25, the malodorous gas continuously enters, and the first spray head 24 sprays water downwards, so that the flow direction of the malodorous gas is opposite to the flow direction of the biological decomposition agent. The malodorous gas is sufficiently mixed with the biological decomposition agent so that a part of organic substances in the malodorous gas is dissolved in the liquid and flows back to the first circulating liquid tank 25 along with the liquid. The circulation pump is connected to the first circulation liquid tank 25 and the spray head 24, and delivers the biological decomposition agent purified in the first circulation liquid tank 25 to the spray head 24 for reuse.
The malodorous gas passes through the first connecting section 23 and then enters the second adsorption section 22, and the flow direction of the malodorous gas is consistent with the flow direction of the biological decomposition agent. The exhaust gas is sufficiently mixed with the biological decomposition agent so that the biological decomposition agent dissolves a part of the organic contaminants in the malodorous gas in the biological decomposition agent and flows into the first circulating liquid tank 25 along with the liquid.
The malodorous gas is changed into a water vapor state through first-level high-density spraying in the first adsorption tower 2, so that harmful substances in the gas are wrapped by water molecules.
The malodorous gas enters the third adsorption section 31, the second connecting section 33 and the fourth adsorption section 32 from the second adsorption section 22 in sequence, and a deodorant is placed in the second circulating water tank 35. The gas flowing direction in the third adsorption section 31 is opposite to the deodorant flowing direction, the gas flowing direction in the fourth adsorption section 32 is the same as the deodorant flowing direction, and the deodorant and part of organic pollutants in the malodorous gas are fully mixed and adsorbed and brought into the second circulating liquid tank 35. Harmful substances in the malodorous gas are continuously wrapped by water molecules through second-level high-density spraying in the second adsorption tower 3, and the state of water vapor is kept, so that preparation is made for subsequent ionization decomposition.
The malodorous gas enters the plasma treatment device 5, the transformer 41 provides a high-voltage power supply for the plasma treatment device 5, and a plurality of cathode tubes are arranged in the plasma treatment device 5 to form a high-density electric field, so that high-density negative ions are released, and VOCs in the malodorous gas is adsorbed and decomposed.
The malodorous gas is purified by the plasma treatment device 5 and then enters the UV photolysis device 6. The ultraviolet spectrum emitted from the UV generator in the UV photolysis device 6 has strong oxidizing property, and can decompose and remove harmful substances such as low-concentration VOCs remaining in the malodorous gas, thereby purifying the malodorous gas again.
The purified gas enters the fourth communicating pipe 70 and is discharged from the fifth communicating pipe 73 and the chimney 72 under the action of the induced draft fan 71.
The utility model discloses a level one high density sprays the level four purification treatment that decomposes, second grade high density sprays absorption, plasma absorption decomposition and UV light oxidation decomposition, adsorbs the decomposition with the harmful substance in the foul gas, makes the combustion gas reach national waste gas environmental protection emission standard.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. Multistage clean system of stench, its characterized in that, including intake pipe (1), first adsorption tower (2), second adsorption tower (3), plasma treatment device (5) and UV photolysis device (6), intake pipe (1), first adsorption tower (2), second adsorption tower (3), plasma treatment device (5) and UV photolysis device (6) connect gradually, first adsorption tower (2) are equipped with first shower nozzle (24) that a plurality of is used for spraying biological decomposition agent, second adsorption tower (3) are equipped with second shower nozzle (34) that a plurality of is used for spraying the deodorant.
2. The malodour multistage purification system according to claim 1, wherein the first adsorption tower (2) comprises a first adsorption section (21), a second adsorption section (22) and a first connection section (23), one end of the first connection section (23) is connected with the first adsorption section, and the other end is connected with the second adsorption section.
3. The malodour multistage purification system according to claim 2, wherein the first adsorption tower (2) comprises a first circulating liquid tank (25), said first circulating liquid tank (25) being installed below the first adsorption section (21) and the second adsorption section (22).
4. The malodorous multistage purification system as claimed in claim 1, wherein the second adsorption tower (3) comprises a third adsorption section (31), a fourth adsorption section (32) and a second connection section (33), and one end of the second connection section (33) is connected with the third adsorption section and the other end is connected with the fourth adsorption section.
5. The malodorous multistage purification system of claim 4, wherein the second adsorption tower (3) comprises a second circulating liquid tank (35), the second circulating liquid tank (35) being installed below the third adsorption stage (31) and the fourth adsorption stage (32).
6. The multi-stage malodorous purification system as claimed in claim 1, further comprising a first communicating pipe (8), wherein the first adsorption tower (2) and the second adsorption tower (3) are connected by the first communicating pipe (8).
7. The multi-stage malodorous purification system of claim 1, further comprising a second communicating pipe (9) and a third communicating pipe (10), wherein the second adsorption tower (3) is connected with the plasma treatment device (5) through the second communicating pipe (9), the plasma treatment device (5) is connected with the UV photolysis device (6) through the third communicating pipe (10), the second communicating pipe (9) is provided with a second inspection hole (91), and the third communicating pipe (10) is provided with a third inspection hole (101).
8. The malodorous multistage purification system as claimed in claim 1, further comprising a platform (4) and a transformer (41), wherein the transformer (41) is mounted on the platform (4), the platform (4) is mounted on the plasma treatment device (5), and the transformer (41) is connected and electrically connected with the plasma treatment device (5).
9. The malodour multistage purification system according to claim 1, further comprising an exhaust (7), said exhaust (7) being connected to a UV photolysis device (6).
10. The multi-stage malodorous purification system according to claim 9, wherein the exhaust device (7) comprises an induced draft fan (71), a chimney (72), a fourth communicating pipe (70) and a fifth communicating pipe (73), one end of the fourth communicating pipe (70) is connected with the UV photolysis device (6), the other end of the fourth communicating pipe is connected with the induced draft fan (71), one end of the fifth communicating pipe (73) is connected with the induced draft fan (71), and the other end of the fifth communicating pipe is connected with the chimney (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920399243.5U CN210206405U (en) | 2019-03-27 | 2019-03-27 | Multi-stage malodorous purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920399243.5U CN210206405U (en) | 2019-03-27 | 2019-03-27 | Multi-stage malodorous purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210206405U true CN210206405U (en) | 2020-03-31 |
Family
ID=69921911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920399243.5U Active CN210206405U (en) | 2019-03-27 | 2019-03-27 | Multi-stage malodorous purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210206405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013748A (en) * | 2019-03-27 | 2019-07-16 | 无锡太阳山新能源科技有限公司 | Stench multi-stage filtration systems |
-
2019
- 2019-03-27 CN CN201920399243.5U patent/CN210206405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013748A (en) * | 2019-03-27 | 2019-07-16 | 无锡太阳山新能源科技有限公司 | Stench multi-stage filtration systems |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105536458B (en) | Device for purifying organic waste gas by using oxidant and ultraviolet light and treatment method | |
| CN102895871B (en) | A kind of waste gas purification apparatus | |
| CN208436600U (en) | A kind of bituminous mixing plant exhaust treatment system | |
| CN106861389B (en) | VOC waste gas purification equipment and purification method | |
| CN105311931B (en) | Industrial VOCs exhaust gas decomposing, purifying processing method and equipment | |
| CN204656302U (en) | A kind of photochemical oxidation deodoration system | |
| CN202876643U (en) | Waste gas purifying treatment device | |
| CN208229640U (en) | A kind of exhaust treatment system | |
| CN204247050U (en) | A kind of sludge drying produces foul gas UV photodissociation cleaning equipment | |
| CN208066104U (en) | A kind of chemical industry waste water station foul smell is collected and processing system | |
| CN207722601U (en) | One kind being used for petrochemical industry coal chemical industry trade effluent odor treatment group technology | |
| CN107715691A (en) | A kind of photocatalysis aqueous vapor treating column | |
| CN110314507A (en) | It is a kind of to print organic waste gas treatment process and processing system | |
| CN206965478U (en) | A kind of photoelectricity ion deodorizing device | |
| CN101543728A (en) | TiO* photolysis purification device and method thereof | |
| CN205965456U (en) | Organic waste gas integrated treating equipment | |
| CN210206405U (en) | Multi-stage malodorous purification system | |
| CN205392177U (en) | Pharmacy waste gas UV photodissociation equipment | |
| CN207913507U (en) | Box emission-control equipment | |
| CN115722052B (en) | Device and method for removing volatile organic compounds in industrial waste gas | |
| CN209406063U (en) | A kind of end exhaust gas total system | |
| CN216654044U (en) | Waste gas combined treatment system that produces among chemical industry pharmaceutical wastewater treatment process | |
| CN110013748A (en) | Stench multi-stage filtration systems | |
| CN205760530U (en) | A kind of Wetting photochemical catalytic oxidation odor treatment device | |
| CN202638274U (en) | High gravity field purification treatment equipment for foul gases through photocatalytic oxidation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |