CN217247956U - Biological filtration, washing and adsorption composite deodorization equipment for sewage treatment plant - Google Patents
Biological filtration, washing and adsorption composite deodorization equipment for sewage treatment plant Download PDFInfo
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- CN217247956U CN217247956U CN202220670244.0U CN202220670244U CN217247956U CN 217247956 U CN217247956 U CN 217247956U CN 202220670244 U CN202220670244 U CN 202220670244U CN 217247956 U CN217247956 U CN 217247956U
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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
Abstract
The utility model discloses a biological filtration, washing and adsorption composite deodorization device for a sewage treatment plant, wherein a chemical washing section comprises a chemical washing tower body, a spraying system and a washing ring filler, the washing ring filler is arranged in the chemical washing tower body, the spraying system is arranged above the washing ring filler, the spraying system is connected with a circulating water tank through a spray water pump, the biological filtering section comprises a main machine body, a biological carbon filler and a hydrogen sulfide filler, the main machine body is filled with the biological carbon filler and the hydrogen sulfide filler, a spraying system is arranged above the biological carbon filler and the hydrogen sulfide filler, a demister is arranged above the spraying system, the activated carbon adsorption section comprises an activated carbon adsorption tower body and activated carbon, the activated carbon adsorption tower body is internally provided with the activated carbon, one side of the activated carbon adsorption section is also provided with a centrifugal fan, and the centrifugal fan and the spray water pump are both connected with the electric cabinet. The utility model has the advantages of reasonable design, deodorization effect is good, and is efficient, and the practicality is strong.
Description
Technical Field
The utility model relates to a deodorization technical field, concretely relates to sewage treatment plant biofiltration washing adsorbs compound deodorization equipment.
Background
Present sewage treatment plant's deodorization process design is perfect inadequately, and the deodorization effect is not good, needs facilities such as design a plurality of ponds, and area is big, can not carry out deodorization processing to the greatest extent, and is inefficient, in order to solve above-mentioned problem, the utility model relates to a sewage treatment plant biofiltration washing adsorbs compound deodorization equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sewage treatment plant biofiltration washing adsorbs compound deodorization equipment, structural design is reasonable, and deodorization effect is good, and is efficient, and the practicality is strong.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the biological filtration, washing and adsorption composite deodorization equipment for the sewage treatment plant comprises an equipment main body, wherein a chemical washing section, a biological filtration section and an active carbon adsorption section are sequentially arranged in the equipment main body, the chemical washing section comprises a chemical washing tower body, a spraying system and a washing ring filler, the washing ring filler is arranged in the chemical washing tower body, the spraying system is arranged above the washing ring filler, the spraying system is connected with a circulating water tank through a spraying water pump, the biological filtration section comprises a main machine body, a biological carbon filler and a hydrogen sulfide filler, the biological carbon filler and the hydrogen sulfide filler are filled in the main machine body, the spraying system is arranged above the biological carbon filler and the hydrogen sulfide filler, a demister is arranged above the spraying system, the active carbon adsorption section comprises an active carbon adsorption tower body and active carbon, the active carbon adsorption tower body is internally provided with active carbon, and one side of the active carbon adsorption section is also provided with a centrifugal fan, the centrifugal fan and the spray water pump are connected with the electric cabinet.
Preferably, the chemical washing tower body comprises an alkali absorption tower added with dilute sulphuric acid and an acid absorption tower added with sodium hydroxide. Pure sodium hypochlorite (about 1kg, added once every four hours) is added into a feeding box in an alkali absorption tower, then 5kg of 20% dilute sulfuric acid is added into the feeding box, and the addition is continued until the ph is adjusted to be about 6 (theoretical value of 6 kg); sodium hydroxide (about 1 kg) was added to the tank of the acid absorption column, and the addition was continued until the ph was adjusted to 11.
Preferably, the biological deodorant and the water in the dosing tank are mixed according to the proportion of 1:500- 2 And water, not only can deodorize, but also can degrade toxic and harmful gases.
The utility model has the advantages that: the utility model discloses all integrate the equipment of chemical washing section, biofiltration section and active carbon adsorption section in an equipment, deodorization is effectual, efficient, and the practicality is strong.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a schematic plan view of the present invention;
fig. 2 is a schematic sectional view of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the following technical solutions are adopted in the present embodiment: a biological filtration, washing and adsorption composite deodorization device for a sewage treatment plant comprises a device main body A, wherein a chemical washing section 1, a biological filtration section 2 and an active carbon adsorption section 3 are sequentially arranged in the device main body A, the chemical washing section 1 comprises a chemical washing tower body 11, a spraying system 12 and a washing ring filler 13, the washing ring filler 13 is arranged in the chemical washing tower body 11, the spraying system 12 is arranged above the washing ring filler 13, the spraying system 12 is connected with a circulating water tank 5 through a spraying water pump 4, the biological filtration section 2 comprises a main machine body 21, a biological carbon filler 22 and a hydrogen sulfide filler 23, the main machine body 21 is filled with the biological carbon filler 22 and the hydrogen sulfide filler 23, the spraying system 12 is arranged above the biological carbon filler 22 and the hydrogen sulfide filler 23, a demister 6 is arranged above the spraying system 12, the active carbon adsorption section 3 comprises an active carbon adsorption tower body 31 and active carbon 32, the activated carbon adsorption tower body 31 is internally provided with activated carbon 32, one side of the activated carbon adsorption section 3 is also provided with a centrifugal fan 7, and the centrifugal fan 7 and the spray water pump 4 are both connected with an electric cabinet.
The chemical washing tower body 11 comprises an alkali absorption tower added with dilute sulphuric acid and an acid absorption tower added with sodium hydroxide. Pure sodium hypochlorite (about 1kg, added once every four hours) is added into a feeding box in an alkali absorption tower, then 5kg of 20% dilute sulfuric acid is added into the feeding box, and the addition is continued until the ph is adjusted to be about 6 (theoretical value of 6 kg); sodium hydroxide (about 1 kg) was added to the tank of the acid absorption column, and the addition was continued until the ph was adjusted to 11.
The biological deodorant and the water in the dosing tank are mixed according to the proportion of 1:500-1000, the biological deodorant contains dozens of floras such as lactic acid bacteria, filamentous fungi, saccharomycetes, photosynthetic bacteria, bacillus coagulans and the like, 136 odor sources and 112 VOCs molecules in a sewage treatment plant are configured in a targeted manner, odor can be completely and harmlessly degraded into CO2 and water, and not only can the odor be removed, but also toxic and harmful gases can be degraded.
The most important part of the biological deodorization of the embodiment is the filter material, and a good carrier material must meet the following requirements: the species of microorganisms allowed to grow are abundant; providing a large inhabitation and growth specific surface area for microorganisms; reasonable nutrient components (N, P, K and trace elements); has good water absorption and no peculiar smell; the adsorption property is good, the structure is uniform, and the void ratio is large; aging resistance, and simple operation and maintenance.
The biological filler adopts the advantages of the biological carbon filler and the filler special for the hydrogen sulfide, and has good ventilationPermeability and structural stability, optimal environment for adsorbing pollutants and microorganism growth, low operating cost, simple maintenance and the like. The selected biological filler is suitable for treating waste gas at 5-40 ℃. The biological carbon filler has strong acid and alkali resistance; the grain size of the filter material is 20-50mm, and the filter material can be selected; the surface area of the filter material is large and is more than 300m 2 Per g, bulk density 150kg/m 3 The fixed carbon content is 85 percent, so that the attachment of a biological membrane is facilitated; the void ratio is high, and the wind pressure loss can be reduced; the mechanical strength is high, and the hydraulic shearing resistance is strong; the filler does not deteriorate or peel off after the acidic odor-causing compound is contacted, and has a long service life. The void ratio is high, and the wind pressure loss can be reduced; the mechanical strength is high, and the hydraulic shearing resistance is strong; the filler does not deteriorate or peel off after the acidic odor-causing compound is contacted, and has a long service life.
The spraying system of the embodiment consists of a pipeline spraying frame and a spray head. The pipeline and the spray frame are welded by a formed PP pipe, the spray head adopts a multi-layer spiral non-blocking spray head made of PVC, SS304 or P. The spray head has the characteristics of large flow, uniform spraying, large spraying area, no blockage and the like.
The packing in the chemical washing tower can provide enough large surface area to promote sufficient gas phase contact: a large specific surface area is required; the mass transfer rate is higher; good warm-moist performance and being beneficial to the even distribution of gas and liquid; the porosity is good, and the gas-liquid passing capacity and the airflow resistance are small; high mechanical strength, corrosion resistance, easy cleaning and difficult crushing.
The activated carbon adsorption of the present embodiment mainly uses black granular, fibrous or honeycomb-block-shaped porous carbon. The main component is carbon, and also contains a small amount of oxygen, hydrogen, sulfur, nitrogen and chlorine. The graphite has a fine structure like graphite, and only the crystal grains are small and are irregularly stacked layer by layer. The iodine adsorption material has a large surface area (500-1000 square meters per gram) and an iodine adsorption value of more than 800 mg/g.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. A biological filtration, washing and adsorption composite deodorization device for a sewage treatment plant is characterized by comprising a device main body (A), wherein a chemical washing section (1), a biological filtration section (2) and an active carbon adsorption section (3) are sequentially arranged in the device main body (A), the chemical washing section (1) comprises a chemical washing tower body (11), a spraying system (12) and a washing ring filler (13), the washing ring filler (13) is arranged in the chemical washing tower body (11), the spraying system (12) is arranged above the washing ring filler (13), the spraying system (12) is connected with a circulating water tank (5) through a spraying water pump (4), the biological filtration section (2) comprises a main body (21), a biological carbon filler (22) and a hydrogen sulfide filler (23), the main body (21) is filled with the biological carbon filler (22) and the hydrogen sulfide filler (23), biological charcoal filler (22) and hydrogen sulfide filler (23) top are provided with spraying system (12), and spraying system (12) top is provided with defroster (6), activated carbon adsorption section (3) including activated carbon adsorption tower body (31) and active carbon (32), be provided with active carbon (32) in activated carbon adsorption tower body (31), activated carbon adsorption section (3) one side still is provided with centrifugal fan (7), spray water pump (4) all be connected with the electric cabinet.
2. The biological filtration washing adsorption composite deodorization equipment for sewage treatment plants according to claim 1, characterized in that the chemical washing tower body (11) comprises an alkali absorption tower for adding dilute sulfuric acid and an acid absorption tower for adding sodium hydroxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220670244.0U CN217247956U (en) | 2022-03-26 | 2022-03-26 | Biological filtration, washing and adsorption composite deodorization equipment for sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220670244.0U CN217247956U (en) | 2022-03-26 | 2022-03-26 | Biological filtration, washing and adsorption composite deodorization equipment for sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217247956U true CN217247956U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220670244.0U Active CN217247956U (en) | 2022-03-26 | 2022-03-26 | Biological filtration, washing and adsorption composite deodorization equipment for sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217247956U (en) |
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2022
- 2022-03-26 CN CN202220670244.0U patent/CN217247956U/en active Active
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