CN211358359U - Device for biologically treating malodorous gas - Google Patents
Device for biologically treating malodorous gas Download PDFInfo
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- CN211358359U CN211358359U CN201922223470.5U CN201922223470U CN211358359U CN 211358359 U CN211358359 U CN 211358359U CN 201922223470 U CN201922223470 U CN 201922223470U CN 211358359 U CN211358359 U CN 211358359U
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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
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Abstract
The utility model discloses a biological treatment foul gas device, including the gas treatment room, the terminal surface is equipped with the partition panel about the inside of gas treatment room, and the left side of partition panel is for washing humidification interval to at the interval inside humidification filler that is equipped with of this washing humidification, the left side wall below of gas treatment room is equipped with the intake pipe, is equipped with the draught fan in the intake pipe, and the right side of partition panel is gas distribution interval, and is equipped with biofilm carrier filter bed at this gas distribution interval inside. The utility model adopts the method of decomposing pollutants by microorganisms, and has no secondary pollution; the method is suitable for continuous operation and intermittent operation conditions, microorganisms can grow by depending on organic matters in the filler, and a nutrient is not required to be added; the biological filtration has large odor buffering capacity, can automatically adjust the concentration peak to ensure that microorganisms always work normally, and has strong impact load resistance; the prepared biological filler is elaborately prepared, so that excellent treatment performance is ensured, and good permeability and structural stability are achieved.
Description
Technical Field
The utility model belongs to the technical field of gas treatment device, concretely relates to biological treatment foul gas device.
Background
Malodorous gas is mainly generated in a sewage pump station, a water inlet grid, an gas sand settling tank, a primary settling tank and the like in the sewage treatment process, sludge concentration, dehydration, drying, transportation and the like in the sludge treatment process, compost treatment, landfill, incineration, transportation and the like in the garbage treatment process, and corresponding production sources of chemical pharmacy, rubber plastics, paint, printing and dyeing leather, livestock breeding, fermentation pharmacy and the like. The prior art biological malodorous gas treatment device has serious secondary pollution, needs to continuously add nutrient, and has small buffer capacity.
Disclosure of Invention
(1) Technical scheme
In order to overcome the defects of the prior art, the utility model provides a biological malodorous gas treatment device, which comprises a gas treatment chamber, wherein partition boards are arranged on the upper end surface and the lower end surface in the gas treatment chamber, the left side of the partition boards is a washing and humidifying interval, humidifying fillers are arranged in the washing and humidifying interval, an air inlet pipe is arranged below the left side wall surface of the gas treatment chamber, a draught fan is arranged on the air inlet pipe, the right side of the partition boards is a gas distribution interval, a biological filler filtering bed is arranged in the gas distribution interval, a humidifying spray head is arranged above the inside of the washing and humidifying interval, the humidifying spray head is connected with a water supplementing tank through a pipeline, an absorbing spray head is arranged above the inside of the gas distribution interval, the absorbing spray head is connected with the lower part in the gas treatment chamber through a pipeline, and a reflux pump set is arranged on the connecting pipeline of the absorbing spray head and the gas treatment, the humidifying spray header with set up the moisturizing pump package on the connecting tube of moisturizing case, the blow off pipe that is equipped with external sewage pipe and connects of gas treatment room, the top of gas treatment room is equipped with the outlet duct that is linked together rather than inside.
Further, the backflow pump set and the water replenishing pump set both comprise two pump machines, and electric control valves are arranged on two sides of the pump machines of the backflow pump set and the water replenishing pump set.
Furthermore, a water replenishing pipe communicated with the water replenishing tank is arranged on the water replenishing tank, and a flow control valve is arranged on the water replenishing pipe.
Furthermore, the lower end of the inner part of the air outlet pipe is provided with a demister.
The waste gas firstly passes through a pretreatment washing and humidifying interval, including particulate matter removal and temperature and humidity adjustment, and then enters a biological filler filter bed in a gas distribution interval through a gas distributor. The biological filler filter bed is filled with bioactive medium, which is generally natural organic material, such as wood flake, bark, bamboo charcoal filler, etc. The biological filler contains certain moisture, and various microorganisms grow on the inner surface of the biological filler. When the waste gas enters the biological filler filter bed, pollutants in the waste gas diffuse from the gas phase main body to the water film on the outer layer of the medium and are absorbed by the medium, meanwhile, oxygen also enters the water film from the gas phase, finally, microorganisms attached to the surface of the medium consume the oxygen to decompose/convert the pollutants into carbon dioxide, water and inorganic salts, and nutrient substances required by the microorganisms are supplied by the medium.
Odorous contaminants + O2Microbial flora cell matrix + CO2+H2O since water is the natural environment in which these microorganisms live, the conversion process of the microorganisms depends on the residence time of the gas in the filter bed, the packing and the relative humidity of the gas; the utility model disclosesThe water quantity and the pH value are adjusted, so that the balance of absorption and drying speed can be achieved, constant humidity can be obtained, and optimal conditions are provided for the growth and distribution of organisms. The biological filter bed is filled with biological filter materials with good performance, the biological filter materials can completely meet N, P, K and trace elements required by the growth of microorganisms, and the action of the biological filter bed cannot stop even under the condition that polluted gas is interrupted, so the biological filter bed is also suitable for the process condition of intermittent production. During weekends and even weeks of rest, the processing system may cease to operate. Biofiltration beds can treat malodorous chemical objects: the treatment effect of the sulfur-containing compound, the nitrogen-containing compound halogen and derivatives thereof, hydrocarbons, oxygen-containing compounds and the like is 90-99%.
(2) Advantageous effects
The utility model has the advantages that: compared with the prior art, the utility model adopts the method of decomposing pollutants by microorganisms, and has no secondary pollution; the method is suitable for continuous operation and intermittent operation conditions, microorganisms can grow by depending on organic matters in the filler, and a nutrient is not required to be added; the biological filtration has large odor buffering capacity, can automatically adjust the concentration peak to ensure that microorganisms always work normally, and has strong impact load resistance; the prepared biological filler is elaborately prepared, so that excellent treatment performance is ensured, and good permeability and structural stability are achieved. The energy consumption of the biological filtration in the form of filtration is very low, and the service life of the filler is as long as 15 years.
Drawings
FIG. 1 is a schematic view showing the construction of a biological malodorous gas treating apparatus.
Detailed Description
The present invention will be further described with reference to the following examples.
Example one
Referring to fig. 1, the present embodiment provides a biological malodorous gas treatment device, including a gas treatment chamber 1, partition plates 11 are disposed on the upper and lower end surfaces in the gas treatment chamber 1, the left side of the partition plate 11 is a washing and humidifying interval, and a humidifying filler 12 is disposed in the washing and humidifying interval, an air inlet pipe 6 is disposed below the left side wall surface of the gas treatment chamber 1, an induced draft fan 61 is disposed on the air inlet pipe 6, the right side of the partition plate 11 is a gas distribution interval, a biofilter 13 is disposed in the gas distribution interval, a humidifying spray header 14 is disposed above the inside of the washing and humidifying interval, the humidifying spray header 14 is connected to a water supply tank 2 through a pipeline, an absorption spray header 15 is disposed above the inside of the gas distribution interval, the absorption spray header 15 is connected to the lower portion of the inside of the gas treatment chamber 1 through a pipeline, and a reflux pump set 3 is arranged on the connecting pipeline of the absorption spray header 15 and the gas treatment chamber 1, a water replenishing pump set 4 is arranged on the connecting pipeline of the humidification spray header 14 and the water replenishing tank 2, a sewage discharge pipe 5 connected with an external sewage pipeline is arranged on the gas treatment chamber 1, and an air outlet pipe 7 communicated with the inside of the gas treatment chamber 1 is arranged at the top of the gas treatment chamber.
The utility model discloses in, backflow pump group 3 with moisturizing pump group 4 all contains two pump machines, and backflow pump group 3 with the pump machine both sides of moisturizing pump group 4 set up the electric control valve, be equipped with the moisturizing pipe 21 rather than the intercommunication on moisturizing tank 2 to set up flow control valve on this moisturizing pipe 21, the inside lower extreme of outlet duct 7 is equipped with defroster 71.
The waste gas firstly passes through a pretreatment washing and humidifying interval, including particulate matter removal and temperature and humidity adjustment, and then enters a biological filler filter bed 13 in a gas distribution interval through a gas distributor. The biological filler filter bed 13 is filled with bioactive medium, which is generally natural organic material, such as wood flake, bark, bamboo charcoal filler, etc. The biological filler contains certain moisture, and various microorganisms grow on the inner surface of the biological filler. When the waste gas enters the biological filler filter bed (13), pollutants in the waste gas diffuse from the gas phase body to the water film on the outer layer of the medium and are absorbed by the medium, meanwhile, oxygen enters the water film from the gas phase, finally, microorganisms attached to the surface of the medium consume the oxygen to decompose/convert the pollutants into carbon dioxide, water and inorganic salts, and nutrient substances required by the microorganisms are supplied by the medium.
Odorous contaminants + O2Microbial flora cell matrix + CO2+H2O since water is the natural environment in which these microorganisms live, the conversion process of the microorganisms depends on the residence time of the gas in the filter bed, the packing and the relative humidity of the gas; the utility model discloses in, water yield and pH value are through adjusting, consequently can reach the balance of absorption with the mummification speed, can obtain invariable humidity like this, provide the best condition for biological growth and distribution. The biological filter bed is filled with biological filter materials with good performance, the biological filter materials can completely meet N, P, K and trace elements required by the growth of microorganisms, and the action of the biological filter bed cannot stop even under the condition that polluted gas is interrupted, so the biological filter bed is also suitable for the process condition of intermittent production. During weekends and even weeks of rest, the processing system may cease to operate. Biofiltration beds can treat malodorous chemical objects: the treatment effect of the catalyst is 90-99% for sulfur-containing compounds (such as thiols and thioethers), nitrogen-containing compounds (such as ammonia, amines, amides, indole and the like), halogens and derivatives thereof (such as chlorine and halogenated hydrocarbons), hydrocarbons (such as alkanes, aromatic hydrocarbons and the like), oxygen-containing compounds (such as phenols, aldehydes, ketones) and the like.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (4)
1. The utility model provides a biological treatment foul gas device, includes gas processing room (1), its characterized in that: terminal surface is equipped with partition panel (11) about the inside of gas processing room (1), the left side of partition panel (11) is for washing humidification interval to inside humidification filler (12) are equipped with in this washing humidification interval, the left side wall below of gas processing room (1) is equipped with intake pipe (6), be equipped with draught fan (61) on intake pipe (6), the right side of partition panel (11) is for the gas distribution interval to inside be equipped with biofilm carrier filter bed (13) in this gas distribution interval, the inside top of washing humidification interval is equipped with humidification shower head (14), humidification shower head (14) are through pipe connection moisturizing case (2), the inside top of gas distribution interval inside is equipped with absorption shower head (15), absorption shower head (15) are through the pipe connection the inside below of gas processing room (1), and absorption shower head (15) with set up the backwash pump on the connecting tube of gas processing room (1) Group (3) humidification shower head (14) with set up moisturizing pump package (4) on the connecting tube of moisturizing case (2), gas treatment room (1) is equipped with blow off pipe (5) of being connected with external sewage pipe, the top of gas treatment room (1) is equipped with outlet duct (7) rather than inside being linked together.
2. A biological malodorous gas treatment device as claimed in claim 1, wherein: the reflux pump set (3) and the water replenishing pump set (4) both comprise two pump machines, and electric control valves are arranged on two sides of the pump machines of the reflux pump set (3) and the water replenishing pump set (4).
3. A biological malodorous gas treatment device as claimed in claim 1, wherein: the water replenishing tank (2) is provided with a water replenishing pipe (21) communicated with the water replenishing tank, and the water replenishing pipe (21) is provided with a flow control valve.
4. A biological malodorous gas treatment device as claimed in claim 1, wherein: and a demister (71) is arranged at the lower end of the inner part of the air outlet pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223470.5U CN211358359U (en) | 2019-12-12 | 2019-12-12 | Device for biologically treating malodorous gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223470.5U CN211358359U (en) | 2019-12-12 | 2019-12-12 | Device for biologically treating malodorous gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211358359U true CN211358359U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922223470.5U Expired - Fee Related CN211358359U (en) | 2019-12-12 | 2019-12-12 | Device for biologically treating malodorous gas |
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| CN (1) | CN211358359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663507A (en) * | 2021-07-01 | 2021-11-19 | 福建永达环保科技有限公司 | Organic odor treatment device |
-
2019
- 2019-12-12 CN CN201922223470.5U patent/CN211358359U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663507A (en) * | 2021-07-01 | 2021-11-19 | 福建永达环保科技有限公司 | Organic odor treatment device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 |