CN210814702U - Biological washing exhaust treatment device - Google Patents
Biological washing exhaust treatment device Download PDFInfo
- Publication number
- CN210814702U CN210814702U CN201921180161.8U CN201921180161U CN210814702U CN 210814702 U CN210814702 U CN 210814702U CN 201921180161 U CN201921180161 U CN 201921180161U CN 210814702 U CN210814702 U CN 210814702U
- Authority
- CN
- China
- Prior art keywords
- biological
- waste gas
- spraying
- washing tower
- biological washing
- 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 biological washing exhaust treatment device belongs to biological washing exhaust treatment technical field. The utility model adopts aerobic activated sludge to carry out biological washing, the adsorption effect is more stable, the pollutant removal mode is simple, and the secondary pollution of washing waste liquid is avoided; the spray head is rotated at a constant speed, so that spray liquid is uniformly sprayed in the packing layers, and the upper and lower parallel packing layers are adopted, so that the retention time of waste gas in the biological washing tower is prolonged, more sufficient washing is carried out, and the discharged waste gas pollutants are ensured to reach the standard; the waste gas fan is used for controlling the storage of the waste gas in the biological washing tower, so that the waste gas in the biological washing tower is sufficient, the washing efficiency is ensured, and the waste gas in the biological washing tower is prevented from being too much to be washed to cause the mistaken discharge of waste gas pollutants.
Description
Technical Field
The utility model relates to a biological washing exhaust treatment device belongs to biological washing exhaust treatment field.
Background
The patent CN201720078792.3 'Split biogas biological desulphurization device' introduces a biogas biological desulphurization device adopting a split structure, which is used for solving the problem of low efficiency of a naturally precipitated biogas biological desulphurization device, the desulphurization principle is that biogas containing hydrogen sulfide enters a desulphurization tower through a biogas inlet and upwards flows through a packing layer, and is fully contacted with spraying liquid, the hydrogen sulfide is absorbed and transferred into liquid phase by alkaline spraying liquid, so that the hydrogen sulfide in the biogas is removed, clean biogas is discharged from a biogas outlet at the top of the desulphurization tower, and the device can also be applied to the field of biological washing waste gas treatment.
However, in the actual waste gas treatment process, because the positions of the spray holes of the spray header are relatively fixed, the spray liquid generates a phenomenon of uneven wetting and drying in the seasoning layer in the process of infiltrating the packing layer, and once the waste gas passes through the part of the packing layer with less spray liquid sprayed by the spray liquid in the process of flowing back upwards, the waste gas is not washed cleanly, so that the waste gas still has part of waste gas pollutants when being discharged.
Disclosure of Invention
The utility model discloses the technical problem that will solve lies in: provides a biological washing waste gas treatment device, which solves the problem of incomplete washing of waste gas.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
a biological washing waste gas treatment device comprises a biological washing tower, an aerobic tank, a biological circulation liquid spraying device, a filler and a waste gas fan, wherein a waste gas outlet is formed in the top of the biological washing tower, a biological circulation liquid outlet is formed in the bottom of the biological washing tower, the biological circulation liquid outlet is connected with the aerobic tank through a first conveying pipe, the aerobic tank is connected with the biological circulation liquid spraying device through a second conveying pipe, the biological circulation liquid spraying device is arranged in the biological washing tower, two layers of fillers which are arranged in parallel up and down are arranged in the biological washing tower below the biological circulation liquid spraying device, a waste gas inlet is formed in one side of the biological washing tower below the fillers, one end of the waste gas inlet is connected with the biological washing tower, and the other end of the waste gas inlet is connected; the biological circulation liquid spraying device comprises a spraying head, a rotating shell and a spraying seat, wherein an opening of the spraying head is downward, a second conveying pipe is connected above the spraying head, a tray is sleeved outside the bottom of the spraying head, the rotating shell is sleeved outside the spraying head above the tray, the rotating shell is in a frame shape, the spraying seat is arranged on the bottom of the frame shape of the rotating shell, and the spraying seat is provided with spraying patterns right opposite to the opening of the spraying head and the spraying seat.
As a preferred example, the second conveying pipe is also provided with a circulating pump.
As a preferred example, the tray is rigidly connected to the showerhead.
The utility model has the advantages that: the utility model adopts aerobic activated sludge to carry out biological washing, the adsorption effect is more stable, the pollutant removal mode is simple, and the secondary pollution of washing waste liquid is avoided; compared with the traditional alkali washing mode and other modes, no chemical agent is added, and the operation cost is lower; compared with the traditional activated carbon adsorption mode and other modes, the activated carbon does not need to be replaced regularly, and the hazardous waste activated carbon is not generated; the spray head is rotated at a constant speed, so that spray liquid is uniformly sprayed in the packing layers, and the upper and lower parallel packing layers are adopted, so that the retention time of waste gas in the biological washing tower is prolonged, more sufficient washing is carried out, and the discharged waste gas pollutants are ensured to reach the standard; the waste gas fan is used for controlling the storage of the waste gas in the biological washing tower, so that the waste gas in the biological washing tower is sufficient, the washing efficiency is ensured, and the waste gas in the biological washing tower is prevented from being too much to be washed to cause the mistaken discharge of waste gas pollutants.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the biological circulation liquid spraying device of the present invention.
In the figure: the biological washing device comprises a biological washing tower 1, an aerobic tank 2, a circulating pump 3, a waste gas inlet 4, a waste gas outlet 5, a biological circulating liquid spraying device 6, a filler 7, a biological circulating liquid outlet 8, a waste gas fan 9, a movable shell 10, a tray 11, a spraying seat 12 and a spraying head 13.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-2, a waste gas outlet 5 is arranged at the top of a biological washing tower 1, a biological circulation liquid outlet 8 is arranged at the bottom of the biological washing tower 1, the biological circulation liquid outlet 8 is connected with an aerobic tank 2 through a first conveying pipe, the aerobic tank 2 is connected with a biological circulation liquid spraying device 6 through a second conveying pipe, the biological circulation liquid spraying device 6 is arranged inside the biological washing tower 1, two layers of fillers 7 which are arranged in parallel up and down are arranged in the biological washing tower 1 below the biological circulation liquid spraying device 6, a waste gas inlet 4 is arranged at one side of the biological washing tower 1 below the fillers 7, one end of the waste gas inlet 4 is connected with the biological washing tower 1, and the other end of the waste gas inlet 4 is connected with; the biological circulation liquid spraying device 6 comprises a spraying head 13, a rotating shell 10 and a spraying seat 12, wherein an opening of the spraying head 13 is downward, a second conveying pipe is connected above the spraying head 13, a tray 11 is sleeved outside the bottom of the spraying head 13, the rotating shell 10 is sleeved outside the spraying head 13 positioned above the tray 11, the rotating shell 10 is in a frame shape, the spraying seat 12 is arranged on the bottom of the frame shape of the rotating shell 10, and the spraying seat 12 is just opposite to the opening of the spraying head 13 and spraying patterns are arranged on the spraying seat 12.
The second conveying pipe is also provided with a circulating pump 3.
The tray 11 is rigidly connected to a shower head 13.
Working principle, the utility model discloses to waste water station exhaust-gas treatment, including hydrogen sulfide, ammonia, methyl mercaptan, VOCs etc, during the use, waste gas carries to carrying out washing treatment in the biological scrubbing tower 1 via exhaust-gas fan 9, two-layer filler 7 about being provided with in the biological scrubbing tower 1, the active sludge who aerobic tank 2 was got to the biological cycle liquid mixes the liquid, carry to the top of biological scrubbing tower 1 and spray and down via biological cycle spray set 6 by circulating pump 3, with waste gas in the filler in situ abundant contact against the current, dissolve the pollutant in the absorption waste gas, flow back again to aerobic tank 2, waste gas after the processing then is discharged by exhaust gas outlet 5 at last by exhaust gas chimney organized and discharges. After entering the aerobic tank 2, the pollutants are absorbed and decomposed by aerobic microorganisms in the tank under the condition of oxygenation, so as to achieve the purpose of being discharged.
The biological circulation liquid spraying device 6 adopts a common rotary spraying head design, is common in lawn irrigation, utilizes a spraying pattern design on the spraying seat 12, achieves the purpose of dispersed spraying by utilizing the spraying pattern on the spraying seat 12 when the biological circulation liquid sprayed out of the spraying head 13 is sprayed onto the spraying seat 12, and simultaneously rotates the shell 10 to be connected with an external motor to drive the spraying seat 12 to rotate.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a biological washing exhaust treatment device, includes biological scrubbing tower, good oxygen pond, biological circulation liquid spray set, filler and waste gas fan, its characterized in that: the biological washing tower is characterized in that a waste gas outlet is formed in the top of the biological washing tower, a biological circulation liquid outlet is formed in the bottom of the biological washing tower, the biological circulation liquid outlet is connected with an aerobic tank through a first conveying pipe, the aerobic tank is connected with a biological circulation liquid spraying device through a second conveying pipe, the biological circulation liquid spraying device is arranged in the biological washing tower, two layers of fillers which are arranged in parallel up and down are arranged in the biological washing tower below the biological circulation liquid spraying device, a waste gas inlet is formed in one side of the biological washing tower below the fillers, one end of the waste gas inlet is connected with the biological washing tower, and the other end of the waste gas inlet; the biological circulation liquid spraying device comprises a spraying head, a rotating shell and a spraying seat, wherein an opening of the spraying head is downward, another conveying pipe is connected above the spraying head, a tray is sleeved outside the bottom of the spraying head, the rotating shell is sleeved outside the spraying head above the tray, the rotating shell is in a frame shape, the spraying seat is arranged on the bottom of the frame shape of the rotating shell, and the spraying seat is just opposite to the opening of the spraying head and is provided with spraying patterns on the spraying seat.
2. The biological scrubbing exhaust gas treatment device of claim 1, wherein: the second conveying pipe is also provided with a circulating pump.
3. The biological scrubbing exhaust gas treatment device of claim 1, wherein: the tray is rigidly connected with the spray header.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921180161.8U CN210814702U (en) | 2019-07-25 | 2019-07-25 | Biological washing exhaust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921180161.8U CN210814702U (en) | 2019-07-25 | 2019-07-25 | Biological washing exhaust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210814702U true CN210814702U (en) | 2020-06-23 |
Family
ID=71249686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921180161.8U Active CN210814702U (en) | 2019-07-25 | 2019-07-25 | Biological washing exhaust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210814702U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957888A (en) * | 2021-02-03 | 2021-06-15 | 河北科技大学 | VOCs purification method |
| CN112957889A (en) * | 2021-02-03 | 2021-06-15 | 河北科技大学 | VOCs purifier |
| CN114432859A (en) * | 2020-11-04 | 2022-05-06 | 中国石油化工股份有限公司 | Method for pretreating hydrocarbon-containing waste gas of petrochemical enterprises |
| CN114558445A (en) * | 2022-03-02 | 2022-05-31 | 苏州市职业大学 | Biological deodorization device |
-
2019
- 2019-07-25 CN CN201921180161.8U patent/CN210814702U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114432859A (en) * | 2020-11-04 | 2022-05-06 | 中国石油化工股份有限公司 | Method for pretreating hydrocarbon-containing waste gas of petrochemical enterprises |
| CN112957888A (en) * | 2021-02-03 | 2021-06-15 | 河北科技大学 | VOCs purification method |
| CN112957889A (en) * | 2021-02-03 | 2021-06-15 | 河北科技大学 | VOCs purifier |
| CN114558445A (en) * | 2022-03-02 | 2022-05-31 | 苏州市职业大学 | Biological deodorization device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210814702U (en) | Biological washing exhaust treatment device | |
| CN205340560U (en) | A biological automatically cleaned equipment for giving up smelly gas purification | |
| CN201208544Y (en) | Desulfuration absorbing tower with dual-tower structure | |
| CN208694518U (en) | Energy-saving printing and dyeing emission-control equipment | |
| CN116688665B (en) | Flue gas purifying equipment and purifying process for sulfuric acid purification | |
| CN210964407U (en) | Washing tower | |
| CN217773770U (en) | Energy-efficient tail gas washing tower | |
| CN214717587U (en) | Environmental protection engineering spray set for SOx/NOx control | |
| CN206404573U (en) | A kind of alkali cleaning formula spray tower for waste gas | |
| CN208493789U (en) | A kind of industrial waste-gas purifier | |
| CN204034517U (en) | A kind of waste gas purification apparatus for making fish meal | |
| CN206778147U (en) | A kind of carbon black oil storage-tank waste gas purifier | |
| CN212701317U (en) | Desulfurizing dust remover | |
| CN212548987U (en) | Aeration type boiler waste gas environment-friendly treatment equipment | |
| CN208727152U (en) | Photovoltaic industry silicon material pickling NOX exhaust treatment system | |
| CN207385173U (en) | A kind of laboratory inorganic waste gases purifier | |
| CN216909840U (en) | Biological purification device for treating polluted gas | |
| CN211753541U (en) | Wet negative pressure dust remover for residual particles in brazing flux spraying | |
| CN217526838U (en) | Dedusting tower capable of efficiently dedusting | |
| CN217939734U (en) | Denitration system of gas-fired thermoelectric boiler | |
| CN221310150U (en) | CO2 absorption reaction tower for coal-fired flue gas | |
| CN219682161U (en) | Desulfurizing tower with high desulfurizing efficiency | |
| CN219376653U (en) | Exhaust treatment structure for plastic bag production | |
| CN218166531U (en) | Environment-friendly waste gas treatment device | |
| CN208678661U (en) | A kind of environmental protection equipment for boiler smoke processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |