CN210631921U - A high-efficient deodorization of technology integrated form gas device for sewage treatment plant - Google Patents
A high-efficient deodorization of technology integrated form gas device for sewage treatment plant Download PDFInfo
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- CN210631921U CN210631921U CN201920856163.8U CN201920856163U CN210631921U CN 210631921 U CN210631921 U CN 210631921U CN 201920856163 U CN201920856163 U CN 201920856163U CN 210631921 U CN210631921 U CN 210631921U
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Abstract
The utility model discloses a high-efficient deodorization gas device of technical integrated form for sewage treatment plant, the device include that chemisorption tower, biological deodorization take, active carbon adsorption groove, circulating pump, air-blower, back flush pump, defroster. Wherein the chemical adsorption tower comprises a tower body and a chemical treatment agent; the biological deodorization tower comprises a tower body, a filler, a back flush pump and a spray water pump; the activated carbon adsorption tank comprises a tank body and adsorption activated carbon. The utility model is suitable for an odor that each structures produced in the sewage treatment plant operation process is to the pollution of ambient air, through integrating physics, chemistry and biological deodorization technique, reaches the purpose of getting rid of the high efficiency of odor, solves the prior art difficult problem.
Description
Technical Field
The utility model relates to a sewage treatment plant deodorization field especially is about a high-efficient deodorization gas device of technical integrated form for sewage treatment plant.
Background
With the improvement of national requirements for environmental protection, in recent years, urban and rural sewage treatment plants are gradually popularized, along with the development of urbanization, the original suburban sewage treatment plant sites even become urban areas, and in the biological reaction and sludge treatment process of the sewage treatment plants, a large amount of intermediate gases can be generated, and the substances not only have stimulation effects on various senses of human bodies, but also have certain toxicity on a large number of organic compounds to generate 'three cause' effect, so that great harm is generated to human bodies and the environment. According to the statistics of the national environmental protection report management platform, national malodor/peculiar smell complaints in 2017 account for 17.5% of all the environmental problem complaints. The proportion of malodor/odor complaints in 1-8 months in 2018 to all environmental problem complaints is 22.2%, which is second to noise only and is the second place. In some cities with developed economy and large population density, complaints about malodors account for about 30% of environmental complaints. Therefore, a deodorization system is installed at a sewage treatment plant near a residential area.
The existing waste gas degradation and deodorization device generally enters waste gas from the bottom of a deodorization tower, then carries out multi-step filtration, degradation and deodorization vertically upwards in the deodorization tower, and finally discharges the waste gas from the top of the deodorization tower to complete the degradation and deodorization of the waste gas.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcomes the defect in the prior art, provides a high-efficient deodorizing gas device of technical integrated form for sewage treatment plant, improves the effect of getting rid of substances such as hydrogen sulfide, mercaptan and thioether that exist in the foul smell of high concentration and the foul smell, reduces deodorizing device's area simultaneously, improves emergent suitability to make deodorizing device high-efficient more, thoroughly change and reduce each partial fault rate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high-efficient deodorization of technique integrated form gas device for sewage treatment plant which characterized in that: the device is sequentially provided with a blower, a chemical adsorption tower, a biological deodorization tower and an active carbon adsorption tank according to the flowing direction of gas; the chemical adsorption tower, the biological deodorization tower and the active carbon adsorption tank are all closed containers; the lower part of the chemical adsorption tower body is provided with a gas inlet which is connected with a blower through a pipeline; the biological deodorization tower is provided with a bottom air inlet pipe, and the bottom air inlet pipe is connected with an upper air outlet of the chemical adsorption tower through a pipeline; the bottom air inlet of the activated carbon adsorption tank is connected with the top air outlet of the biological deodorization tower through a pipeline, and the top air outlet of the activated carbon adsorption tank is communicated with the tail gas treatment device.
Further, the chemical adsorption tower comprises a tower body, a chemical agent outflow pipeline, a circulating pump and a chemical agent inflow pipeline which are sequentially connected.
Furthermore, the chemical adsorption towers are symmetrically distributed at four corners of the device, the air inlet is divided into four groups, and the four groups are respectively provided with corresponding blowers and connected with the corresponding chemical adsorption towers; the biological deodorization tower is arranged in the middle, and the active carbon adsorption tank is arranged right above the biological deodorization tower.
Furthermore, the air inlet pipe of the biological deodorization tower in the tower body is uniformly provided with full open holes,
furthermore, a back washing pump in the biological deodorization tower is connected to the bottom of the filler layer of the biological deodorization tower through a pipeline, so that the back washing of the filler filter material can be realized.
Furthermore, a packing layer in the biological deodorization tower is a carbon biological packing, and sulfur-removing microorganisms are mainly cultured in the carbon biological packing.
Furthermore, spray water pipes are uniformly arranged at the top of the biological deodorization tower to spray the outlet air of the biological deodorization tower.
Furthermore, a flow guide partition plate is arranged in a groove body of the activated carbon adsorption groove, and the adsorption activated carbon is arranged along a bent channel formed by the flow guide partition plate in a separating mode.
Furthermore, the activated carbon adsorption tank is provided with a flow guide partition plate, and activated carbon for adsorbing acidic substances, activated carbon for adsorbing alkaline substances and activated carbon for adsorbing neutral substances can be correspondingly filled among different partition plates according to actual conditions.
The utility model discloses device preparation process flow is simple, convenient operation, and the reliability is high, can the efficient get rid of the foul smell that each structures of sewage factory produced, ensures to reach national emission requirement standard. Furthermore, the utility model discloses still have following advantage:
1) the device integrates three deodorization technologies of chemistry, biology and physics to carry out combined treatment on odor generated by a sewage plant, and the effect is good; 2) the types and the concentrations of chemical agents, the types of adsorption activated carbon and the types of microorganisms in the biological deodorization can be selectively replaced and adjusted according to the types and the concentrations of the odors.
Drawings
FIG. 1 is a process flow diagram of the deodorizing device of the present invention;
FIG. 2 is a detailed view of the chemical absorption tower of the present invention;
fig. 3 is a detailed view of the biological deodorization tower of the utility model.
Detailed Description
The patent is described in detail below with reference to the figures and examples.
A technical integrated high-efficiency deodorizing device for a sewage treatment plant is sequentially provided with an air blower 1, a chemical adsorption tower, a biological deodorizing tower and an active carbon adsorption tank according to the flowing direction of gas.
The chemical adsorption tower comprises a tower body 2, a chemical agent outflow pipeline 42, a circulating pump 3 and a chemical agent inflow pipeline 41 which are connected in sequence. The lower part of the tower body is provided with a gas inlet which is connected with a blower 1 through a pipeline.
The biological deodorization tower comprises a tower body 5, a bottom air inlet pipe 10 and a packing layer 11, wherein the bottom air inlet pipe is connected with an upper air outlet of the chemical adsorption tower through a pipeline. The biological deodorization tower is also provided with a back washing pump 9 and a spray water pump 12.
The activated carbon adsorption tank comprises a tank body 6 and adsorption activated carbon 8, wherein a flow guide partition plate 7 is arranged in the tank body 6, and the adsorption activated carbon 8 is arranged along a bent channel formed by separating the flow guide partition plate 7. The bottom air inlet of the active carbon adsorption tank is connected with the top air outlet of the biological deodorization tower through a pipeline.
The chemical adsorption tower makes chemical agent fully contact with the gas of admitting air through setting up the circulating pump. The chemical adsorption tower can be provided with a plurality of chemical adsorption towers, the number of the chemical adsorption towers is preferably 4, the chemical adsorption towers are symmetrically distributed at four corners of the deodorization device, air inlet can be divided into four groups, and air outlets of the chemical adsorption towers can be connected together through pipelines and then connected with the air inlet pipe 10 of the biological deodorization tower or respectively connected with the special air inlet pipe 10. The chemical agent in the chemical adsorption tower 2 can be replaced according to the concentration and the type of the gas inlet.
The air inlet pipe 10 of the biological deodorization tower, which is positioned in the tower body 5, is fully provided with a hole to ensure that the air inlet gas is fully and uniformly contacted with the water in the tower, and the packing layer is positioned above the air inlet pipe 10. The back washing pump 9 in the biological deodorization tower is connected to the bottom of the packing layer 11 of the biological deodorization tower through a pipeline, so that the back washing of the packing filter material 11 can be realized. The filler in the biological deodorization tower is a carbon biological filler, and the carbon filler is mainly used for culturing sulfur-removing microorganisms. The top of the biological deodorization tower is evenly provided with spray water pipes 12 to ensure that the outlet air of the biological deodorization tower is sprayed.
The activated carbon adsorption tank 6 is provided with the flow guide partition plate 7, so that the gas retention time can be prolonged, and the gas entering the activated carbon adsorption tank is ensured to be fully contacted with the activated carbon. The activated carbon adsorption tank 6 is provided with different flow guide partition plates 7, and each layer of partition plate is provided with activated carbon for adsorbing acidic substances, activated carbon for adsorbing alkaline substances and activated carbon for adsorbing neutral substances.
The method for deodorizing gas by using the deodorizing device comprises the following steps: the device begins to operate, gaseous 1 blows in the chemisorption tower 2 through the air-blower, chemical agent in the chemisorption tower 2 circulates under circulating pump 3's effect and gaseous abundant contact, gaseous entering into biology deodorization takes 5 after that, gaseous abundant contact with water earlier, reentrant packing layer, with the abundant contact reaction of microorganism in the filler 11, gaseous entering into active carbon adsorption groove 6 after that, under the effect of water conservancy diversion baffle 7, gaseous and active carbon abundant contact, ensure to be absorbed, gas process defroster 13 admits air at last, the pipe enters into tail gas treatment device.
The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art is in the field of the present invention, and all the changes or modifications are covered in the protection scope of the present invention.
Claims (9)
1. The utility model provides a high-efficient deodorization of technique integrated form gas device for sewage treatment plant which characterized in that: the device is sequentially provided with a blower, a chemical adsorption tower, a biological deodorization tower and an active carbon adsorption tank according to the flowing direction of gas; the chemical adsorption tower, the biological deodorization tower and the active carbon adsorption tank are all closed containers; the lower part of the chemical adsorption tower body is provided with a gas inlet which is connected with a blower through a pipeline; the biological deodorization tower is provided with a bottom air inlet pipe, and the bottom air inlet pipe is connected with an upper air outlet of the chemical adsorption tower through a pipeline; the bottom air inlet of the activated carbon adsorption tank is connected with the top air outlet of the biological deodorization tower through a pipeline, and the top air outlet of the activated carbon adsorption tank is communicated with the tail gas treatment device.
2. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: the chemical adsorption tower comprises a tower body, a chemical agent outflow pipeline, a circulating pump and a chemical agent inflow pipeline which are connected in sequence.
3. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: the chemical adsorption towers are symmetrically distributed at four corners of the device, the air inlet is divided into four groups, and the four groups are respectively provided with corresponding blowers and connected with the corresponding chemical adsorption towers; the biological deodorization tower is arranged in the middle, and the active carbon adsorption tank is arranged right above the biological deodorization tower.
4. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: the biological deodorization tower is characterized in that the air inlet pipe in the tower body is uniformly provided with full open holes.
5. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: and a back washing pump (9) in the biological deodorization tower is connected to the bottom of the packing layer of the biological deodorization tower through a pipeline, so that the back washing of the packing can be realized.
6. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: the packing layer in the biological deodorization tower is a carbon biological packing, and the carbon biological packing is mainly used for culturing microorganisms for removing sulfur.
7. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: and the top of the biological deodorization tower is uniformly provided with spray pipes for spraying the air discharged from the biological deodorization tower.
8. The technical integrated type high efficiency deodorizing gas device for sewage treatment plant according to claim 1, wherein: set up the water conservancy diversion baffle in the cell body of active carbon adsorption groove, the passageway setting of buckling that forms is separated along the water conservancy diversion baffle to the adsorption of active carbon.
9. The technically integrated high efficiency deodorizing gas device for sewage treatment plant according to claim 8, wherein: the active carbon for adsorbing acidic substances, the active carbon for adsorbing alkaline substances and the active carbon for adsorbing neutral substances are correspondingly filled among different flow guide partition plates according to actual conditions.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920856163.8U CN210631921U (en) | 2019-06-06 | 2019-06-06 | A high-efficient deodorization of technology integrated form gas device for sewage treatment plant |
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| CN201920856163.8U CN210631921U (en) | 2019-06-06 | 2019-06-06 | A high-efficient deodorization of technology integrated form gas device for sewage treatment plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121053A (en) * | 2022-08-31 | 2022-09-30 | 国投信开水环境投资有限公司 | Odor recycling treatment device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121053A (en) * | 2022-08-31 | 2022-09-30 | 国投信开水环境投资有限公司 | Odor recycling treatment device and method |
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