CN220214500U - Malodorous waste gas treatment biological deodorization tower - Google Patents
Malodorous waste gas treatment biological deodorization tower Download PDFInfo
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- CN220214500U CN220214500U CN202321464544.4U CN202321464544U CN220214500U CN 220214500 U CN220214500 U CN 220214500U CN 202321464544 U CN202321464544 U CN 202321464544U CN 220214500 U CN220214500 U CN 220214500U
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- waste gas
- biological
- biological deodorization
- deodorization tower
- exhaust gas
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- 239000002912 waste gas Substances 0.000 title claims abstract description 61
- 238000004332 deodorization Methods 0.000 title claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 8
- 230000001877 deodorizing effect Effects 0.000 claims description 11
- 238000003973 irrigation Methods 0.000 claims description 11
- 230000002262 irrigation Effects 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 4
- 235000015097 nutrients Nutrition 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 239000010865 sewage Substances 0.000 abstract description 11
- 238000000746 purification Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 6
- 239000004033 plastic Substances 0.000 abstract description 5
- 229920003023 plastic Polymers 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 abstract description 4
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- 238000003860 storage Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
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- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
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Abstract
The utility model discloses a biological deodorization tower for malodorous waste gas treatment, and relates to the technical field of odor gas purification treatment equipment for removing organic matters; the air inlet is respectively connected with an outdoor air inlet pipeline and an exhaust gas humidification area in the tower, the lower end of the exhaust gas humidification area is provided with an exhaust gas air inlet, the inner lower part of the exhaust gas humidification area is a circulating night storage pool area, the inner bottom of the exhaust gas biological deodorization tower body is provided with a circulating water tank and a circulating water pump, the middle part of the exhaust gas humidification area is provided with a porous filler layer, and the upper part of the exhaust gas humidification area is provided with a spray atomization system; the utility model has the advantages of compact structure, high integrated automation degree, realization of full-automatic operation, small pressure drop, small occupied area, low freight cost, high removal efficiency, no secondary pollution, continuous use and the like; can effectively remove malodorous gas of municipal sewage treatment plants, sewage pump stations, pharmaceutical industry, plastic processing industry, garbage disposal plants and the like, and has good purifying effect.
Description
Technical Field
The utility model belongs to the technical field of odor gas purification treatment equipment for removing organic matters, and particularly relates to a biological deodorization tower for malodorous waste gas treatment.
Background
Currently, the foul gas generated by municipal sewage treatment plants, sewage pump stations, pharmaceutical industry, plastic processing industry, garbage disposal plants and the like is a large amount of harm suspended in the air:
1. harm to respiratory system: when people smell bad smell suddenly, the reflection can generate to inhibit the inspiration, so that the breathing times are reduced, the depth becomes shallow, even the inspiration is stopped completely, namely, the odor is closed, normal breathing functions are hindered, and certain malodorous substances such as hydrogen sulfide have bad odor effect and also have toxic effect on the nervous system.
2. Circulation hazard: pulse and blood pressure change with respiratory changes. Malodorous gases such as ammonia gas can cause the phenomenon that the blood pressure is firstly reduced and then increased, and the pulse is firstly slowed down and then accelerated. Long-term exposure to one or more low malodor substances can lead to phenomena such as olfactory loss and olfactory fatigue.
3. Endangering the digestive system: long-term exposure to malodor can cause anorexia, nausea, and vomiting, which can progress to reduced digestive function. If the animal is frequently stimulated by malodor, the secretion function of the endocrine system is affected, so that the metabolic activity of the organism is affected, and in addition, ammonia and aldehydes have a stimulation effect on eye protection, and tear, bottle, straulitis and edema of the thighs are often caused. So that the malodorous gas must be purified and treated to protect the health of personnel;
the sources of malodorous gas are listed below:
industrial production, municipal sewage, sludge treatment, garbage disposal facilities and the like are the main sources of malodorous gases. Malodorous gas is mainly generated at a sewage pump station, a water inlet grille, a gas sand sedimentation tank, a primary sedimentation tank and the like in the sewage treatment process, at sludge concentration, dehydration, drying, transportation and the like in the sludge treatment process, at composting, landfill, incineration, transportation and the like in the garbage treatment process, and at corresponding generation sources of chemical pharmacy, rubber plastics, paint coating, printing and dyeing leather, livestock cultivation, fermentation pharmacy and the like.
Therefore, malodorous gas is a serious pollutant to the environment of human bodies, the odor gas is required to be adsorbed and decomposed without secondary pollution for purification treatment, the existing deodorizing tower has large occupied area, the complete treatment of waste gas can not be realized, secondary pollution is easy to cause, and the cost is high during treatment.
Disclosure of Invention
In order to solve the problems that the deodorizing tower in the background technology has large occupied area, can not realize the complete treatment of waste gas, is easy to cause secondary pollution and has high cost during treatment; the utility model aims to provide a malodorous waste gas treatment biological deodorizing tower which realizes full-automatic operation, and has the advantages of small pressure drop, small occupied area, low freight cost, high removal efficiency, no secondary pollution and continuous use.
The utility model relates to a malodorous waste gas treatment biological deodorization tower, which comprises a waste gas humidification area, a circulating water tank, a circulating water pump, a porous filler layer, a biological filter bed, a filter bed irrigation system and a demisting area;
the air intake is connected with the waste gas humidification district in outdoor admission line and the tower respectively, and the lower extreme in waste gas humidification district is equipped with the waste gas air intake, and the interior lower part in waste gas humidification district is the circulation pond district that stores up night, and the interior bottom in waste gas biological deodorization tower body is equipped with circulating water tank and circulating water pump, and the middle part in waste gas humidification district is equipped with porous filler layer, and the upper portion in waste gas humidification district is equipped with spray atomizing system, is equipped with second grade biological filter bed and second grade filter bed irrigation system in the waste gas biological deodorization tower body, and the air outlet department in the tower is equipped with the fog removal district, and the top of waste gas biological deodorization tower body is equipped with the air exit.
Preferably, the waste gas biological deodorization tower body is internally provided with an automatic water supplementing valve of the circulating water tank, and a plurality of detachable inspection manholes are arranged outside the waste gas biological deodorization tower body.
Preferably, a spray atomization nutrient solution humidifying system is arranged above the secondary biological filter bed.
Preferably, a defogging layer is arranged at the inner upper part of the waste gas biological deodorization tower body.
Preferably, a plurality of loading and unloading lifting lugs are arranged at the top end of the shell of the waste gas biological deodorization tower body.
Compared with the prior art, the utility model has the beneficial effects that:
1. the novel malodorous gas waste gas purifying device has the advantages of being compact in structure, high in integration automation degree, capable of achieving full-automatic operation, small in pressure drop, small in occupied area, low in freight cost adult, high in removing efficiency, free of secondary pollution, capable of being used continuously and the like, and is used for removing malodorous gas containing organic matters;
2. can effectively remove malodorous gases of municipal sewage treatment plants, sewage pump stations, pharmaceutical industry, plastic processing industry, garbage treatment plants and the like, has good purifying effect, can be used in series of two or more stages, and can also effectively solve the problem of transportation size limitation and environmental protection purification treatment of malodorous waste gas with large air quantity.
Drawings
For ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a top view of fig. 1.
In the figure: 1-an exhaust gas inlet; 2-supporting a first mesh frame layer; 3-a porous filler layer; 4-spraying an atomization system; 5-a water outlet pipeline; 6-a first section of gas equalizing channel; 7-supporting a second mesh frame layer; 8-second-stage biological filter bed I; 9-a secondary filter bed irrigation system; 10-a second section of gas equalizing channel II; 11-supporting a mesh frame layer III; 12-a second-stage biological filter bed II; 13-a second-stage filter bed irrigation system II; 14-supporting a mesh frame layer IV; 15-a mist removing layer; 16-an exhaust outlet; 17-a circulating water pump; 18-an automatic water supplementing valve; 19-a circulation night pool; 20-a waste gas biological deodorization tower body; 21-a detachable inspection manhole; 22-lifting lugs.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are therefore not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, which would otherwise be used by those skilled in the art, would not have the essential significance of the present disclosure, would still fall within the scope of the present disclosure without affecting the efficacy or achievement of the present disclosure. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
It should be noted here that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to the solution according to the present utility model are shown in the drawings, while other details not greatly related to the present utility model are omitted.
As shown in fig. 1 and 2, the following technical solutions are adopted in this embodiment: comprises an exhaust gas air inlet 1; a first supporting mesh frame layer 2, a porous filler layer 3, a spray atomization system 4, a first second section of air equalizing channel 6, a second supporting mesh frame layer 7, a first secondary biological filter bed 8, a first secondary filter bed irrigation system 9, a second section of air equalizing channel 10, a third supporting mesh frame layer 11, a second secondary biological filter bed 12, a second secondary filter bed irrigation system 13, a fourth supporting mesh frame layer 14, a demisting layer 15, an exhaust outlet 16, a circulating night pond 19 and an exhaust gas biological deodorizing tower body 20;
the left side of the biological deodorization tower body 20 of waste gas is equipped with waste gas air intake 1, the interior lower part of the biological deodorization tower body 20 of waste gas is circulation storage night pool district 19, the interior middle part of the biological deodorization tower body 20 of waste gas is equipped with porous packing layer 3, the interior upper portion of the biological deodorization tower body 20 of waste gas is equipped with spray atomizing system 4, be equipped with second section samming passageway one in the tower of the biological deodorization tower body 20 of waste gas, second section samming passageway two 10, second biological filter bed one 8, second filter bed irrigation system one 9, second biological filter bed two 12, second filter bed irrigation system two 13, second biological filter bed two 12, be equipped with support mesh frame layer one in the tower of second filter bed irrigation system two 13, support mesh frame layer two 7, support mesh frame layer three 11, support mesh frame layer four 14 sets up in the air outlet department, air outlet department is equipped with deodorization district 15, the top of the biological deodorization tower body 20 of waste gas is equipped with air outlet 16.
As shown in fig. 1, further, in this embodiment, the exhaust gas biological deodorizing tower body 20 is provided with a circulating water pump 7, a water inlet pipe of the circulating water pump 17 is connected with a circulating night storage tank 19, an outlet of the circulating water pump 17 is connected with a water outlet pipe 5, a plurality of spraying and atomizing systems 4 are installed on the water outlet pipe 5, and efficient nozzles are installed on the spraying and atomizing systems 4.
As shown in fig. 1, further, in this embodiment, an automatic water compensating valve 18 of a circulating water tank is disposed in the tower of the waste gas biological deodorization tower body 20, and the automatic water compensating valve 8 is connected with the waste gas biological deodorization tower body 20.
As shown in fig. 1, further, a plurality of detachable inspection manholes 21 are provided on the outside of the exhaust gas bio-deodorization tower body 20 in this embodiment.
As shown in fig. 1, further, in this embodiment, a plurality of lifting lugs 22 are mounted on the top end of the waste gas biological deodorizing tower body 20, for loading and unloading equipment and placing, fixing and lifting.
The working principle of the specific embodiment is as follows: when the waste gas is powered by a fan, the waste gas enters a waste gas humidification area after entering a biological deodorization tower under negative pressure, the waste gas can be effectively fully humidified with the liquid sprayed and atomized from the upper part to fully mix gas and liquid in the filler layer, the humidified malodorous gas enters a first-stage biological filter bed through a first-stage supporting mesh frame layer after being uniformly and uniformly distributed in a first-stage gas homogenizing channel, then enters a second-stage biological filter bed through a second-stage supporting mesh frame layer after being uniformly and uniformly distributed in a second-stage gas homogenizing channel, the two-stage purifying and decomposing core is the biological filter bed, microorganisms growing on a solid carrier of the biological filter bed bear the task of material conversion, and the solid carrier needs to have high organic components because the microorganisms need to grow, so the solid carrier is required to be periodically added into a circulating water pool. The upper spray atomized nutrient solution continuously provides nutrients for living biological solid carrier fillers. The odor substances with odor are firstly absorbed by the biomass strain carrier filler, and then are oxidized and decomposed by microorganisms attached to the biomass strain carrier filler, so that the deodorizing process of the waste gas is completed. Through the microorganism treatment mode, no secondary pollution, clean gas enters into the defogging layer at last, and gas-liquid carries out droplet and gas separation in the defogging layer to reach the defogging purification purpose, clean gas after purification is discharged into the atmosphere through air outlet department by centrifugal draught fan, effectively gets rid of the foul gas waste gas that produces when production and processing operation, in order thoroughly to solve this waste gas air pollution problem.
The special embodiment is suitable for malodorous gas of municipal sewage treatment plants, sewage pump stations, pharmaceutical industry, plastic processing industry, garbage treatment plants and the like, and has the characteristics of high purification efficiency, high integrated automation degree, capability of realizing full-automatic operation, small pressure drop, small occupied area, no secondary pollution, continuous use and the like.
According to the embodiment, different equipment sizes and the number of the equipment can be used according to the size of the treated air volume and the concentration of the waste gas, and the design requirement can be met by manufacturing carbon steel or stainless steel plates.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a malodorous waste gas treatment biological deodorization tower which characterized in that: comprises an exhaust gas humidifying area, a circulating water tank, a circulating water pump, a porous filler layer, a biological filter bed, a filter bed irrigation system and a demisting area;
the air intake is connected with the waste gas humidification district in outdoor admission line and the tower respectively, and the lower extreme in waste gas humidification district is equipped with the waste gas air intake, and the interior lower part in waste gas humidification district is the circulation pond district that stores up night, and the interior bottom in waste gas biological deodorization tower body is equipped with circulating water tank and circulating water pump, and the middle part in waste gas humidification district is equipped with porous filler layer, and the upper portion in waste gas humidification district is equipped with spray atomizing system, is equipped with second grade biological filter bed and second grade filter bed irrigation system in the waste gas biological deodorization tower body, and the air outlet department in the tower is equipped with the fog removal district, and the top of waste gas biological deodorization tower body is equipped with the air exit.
2. The malodorous waste gas treatment biological deodorizing tower according to claim 1, wherein: the waste gas biological deodorization tower body is internally provided with an automatic water supplementing valve of the circulating water tank, and a plurality of detachable inspection manholes are arranged outside the waste gas biological deodorization tower body.
3. The malodorous waste gas treatment biological deodorizing tower according to claim 1, wherein: and a spray atomizing nutrient solution humidifying system is arranged above the secondary biological filter bed.
4. The malodorous waste gas treatment biological deodorizing tower according to claim 1, wherein: the upper part in the waste gas biological deodorization tower body is provided with a defogging layer.
5. The malodorous waste gas treatment biological deodorizing tower according to claim 1, wherein: and a plurality of loading and unloading lifting lugs are arranged at the top end of the shell of the waste gas biological deodorization tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321464544.4U CN220214500U (en) | 2023-06-08 | 2023-06-08 | Malodorous waste gas treatment biological deodorization tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321464544.4U CN220214500U (en) | 2023-06-08 | 2023-06-08 | Malodorous waste gas treatment biological deodorization tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220214500U true CN220214500U (en) | 2023-12-22 |
Family
ID=89186324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321464544.4U Active CN220214500U (en) | 2023-06-08 | 2023-06-08 | Malodorous waste gas treatment biological deodorization tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220214500U (en) |
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2023
- 2023-06-08 CN CN202321464544.4U patent/CN220214500U/en active Active
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