CN203540329U - Reducing biological drop-filtering device for treating gas - Google Patents

Reducing biological drop-filtering device for treating gas Download PDF

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Publication number
CN203540329U
CN203540329U CN201320684725.8U CN201320684725U CN203540329U CN 203540329 U CN203540329 U CN 203540329U CN 201320684725 U CN201320684725 U CN 201320684725U CN 203540329 U CN203540329 U CN 203540329U
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CN
China
Prior art keywords
valve
water
pipe
filtering tower
biological filtering
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Expired - Lifetime
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CN201320684725.8U
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Chinese (zh)
Inventor
彭淑婧
高定
陈俊
陈祥萍
郝文斐
胥刚
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Beijing Green Tech Environmental Engineering Co Ltd
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Beijing Green Tech Environmental Engineering Co Ltd
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Priority to CN201320684725.8U priority Critical patent/CN203540329U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

The utility model discloses a reducing biological drop-filtering device for treating gas and belongs to the technical field of gas treatment devices. A gas inlet pipe, a fan inlet air valve, a draught fan, a fan outlet air valve and a biological filtering tower gas inlet are connected with one another in sequence, wherein the biological filtering tower gas inlet is formed in one side of a gas inlet chamber at the bottom of a biological filtering tower of a reactor main body; a water supplementation pipe is matched with a water supplementation electromagnetic valve; a water drainage pipe is matched with a water drainage electromagnetic valve; the water supplementation electromagnetic valve and the water drainage electromagnetic valve are respectively connected with a liquid storage tank; the liquid storage tank is positioned below the gas inlet chamber; a packing region and a gas outlet chamber are sequentially arranged on the gas inlet chamber; a spraying water pipe is arranged in the gas outlet chamber; the upper end of the gas outlet chamber is also connected with a gas outlet pipe; a temperature sensor, a liquidometer and a pH monitor are arranged on the liquid storage tank; the liquid storage tank is connected with the spraying water pipe through a butterfly valve, a circulating water pump, a pipeline filter, a stop valve and a water pressure gauge in sequence by a circulating water pipe; the circulating water pump is controlled by a spraying water electromagnetic valve. By the design of the reducing biological drop-filtering device, packing can be saved and can be fully used.

Description

A kind of reducing bio-trickling device of processing gas
Technical field
The utility model relates to a kind of reducing bio-trickling device of processing gas, belongs to gas treatment equipment technical field.
Background technology
Biological treatment is a kind of gas processing method rising over nearly 20 years, be directed to not only the low concentration gas without recovery value but also serious environment pollution, the metabolic activity by microorganism is converted into simple inorganic matter CO by the biodegradable toxic and harmful in waste gas 2, water etc. process.Bioanalysis can be divided into biological washing method, biofiltration process and bio-trickling method.Bio-trickling method has been improved some problems that traditional biological filtration method is in operation and runs into, as filler degraded needs often to upgrade, acidifying causes that pH value reduces, waste gas humidity is low makes filler mummification etc., becomes a kind of method for gas purification that Recent study is enlivened the most.
Some device patents about bio-trickling purifying exhaust air are disclosed in recent years, as patent 200410013545.2 discloses a kind of biological trickling tower deodourizing device that integrates foul smell and sewage treatment function.The nutrient solution dripping in filter tower is constantly absorbed by microorganism, concentration will reduce along with tower axis, can not guarantee the distributing homogeneity of nutrient solution, cause humidity and biomass distribution inequality in filter tower, effectively reduce in degraded space, affect the removal effect of foul smell, produced high, the susceptible to plugging problem of pressure drop.Patent 200620167601.2 discloses a kind of device with bio-trickling cleaning organic waste gas, this device has solved nutrient solution and the inhomogeneous problem of biomass distribution, but in During Process of Long-term Operation, also can there is obstruction and cause the not smooth problem of nutrient solution circulation in bottom of device.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of reducing bio-trickling device of processing gas, and this device can be saved filler, reduces costs, and makes gas-liquid distribution meet biomass Changing Pattern; Adopt compounded mix, without additional nutrient solution; This device is supporting on-line monitoring instrument also, and intelligent control degree is high, has the features such as convenient operation and management.
Process a reducing bio-trickling device for gas, gas enters reactor body biological filtering tower combined working (7) by air inlet pipe (1), is attached to after the microbial degradation purification on the middle compounded mix (6) of biological filtering tower combined working (7), by escape pipe (10), is discharged; Provide the nutrient solution of growth of microorganism desired nutritional material to be supplied with by water circulating pump (16), quantity delivered is controlled by spraying electromagnetic valve (11).Nutrient solution by the even cloth liquid of nozzle on shower (9) and pipe on filler (6).
A kind of reducing bio-trickling device of processing gas, it is characterized in that, air inlet pipe (1), blower fan import air-valve (25), air-introduced machine (2), fan outlet air-valve (26), biological filtering tower combined working air inlet (3) connects successively, biological filtering tower combined working air inlet (3) is positioned at a side of reactor body biological filtering tower combined working (7) bottom inflow air chamber (5), the supporting moisturizing magnetic valve of filling pipe (21) (23), the supporting drain solenoid valve of drainpipe (22) (24), moisturizing magnetic valve (23) is connected with the reservoir (4) of reactor body biological filtering tower combined working (7) bottom respectively with drain solenoid valve (24), reservoir (4) be positioned at air inlet air chamber (5) below, air inlet air chamber (5) is followed successively by the packing area of filling compounded mix (6) above, the air chamber (8) of giving vent to anger, in the air chamber of giving vent to anger (8), be provided with spray header (9), simultaneously the give vent to anger upper end of air chamber (8) is also connected with blast pipe (10), reactor body biological filtering tower combined working (7) bottom reservoir (4) is furnished with temperature sensor (18), liquid level gauge (19), pH monitor (20), and reservoir (4) is connected with spray header (9) by circulating water pipe (12) via butterfly valve (17), water circulating pump (16), piping filter (15), stop valve (14), water pressure gauge (13) successively, water circulating pump (16) switch is controlled by shower water magnetic valve (11).
Described biological filtering tower combined working (7) bottom inflow air chamber cross section is greater than the top air chamber of giving vent to anger, and the packing area of filling compounded mix (6) is pyramidal structure.
Described biological filtering tower combined working (7) body cross-section can be also polygon for circle, is preferably circular.Inclination angle, side, packing area (with the angle of vertical direction) is not more than 15 °.
Described bottom reservoir (4) is furnished with temperature sensor (18); Liquid level gauge (19), pH monitor (20) are for monitoring the keying of circulated sprinkling liquid status, Intelligence Feedback control moisturizing magnetic valve (23), drain solenoid valve (24).
Described packing area filling compounded mix (6), is organic-inorganic mixed fillers, and organic filler provides necessary nutriment for microbial life activity; Inorganic filler is high-specific surface area inert filler, for microorganism provides carrier surface, guarantees sufficient biomass in biological filtering tower combined working.
The utlity model has following beneficial effect:
(1) supporting real time on-line monitoring device, the operation of Based Intelligent Control biological treatment device, easy to operate, flexible for installation.
(2) reactor body is truncated cone-shaped, and under Action of Gravity Field, nutrition liquid wall stream situation can greatly reduce.
(3) import sectional area is large, and biomass is many, therefore removes load large, gas is along with the concentration purifying in exit is less, therefore the biomass in exit without with import department as many, outlet can be less, design can be saved filler like this, and filler is fully used.
Accompanying drawing explanation
Fig. 1 is the reducing bio-trickling device structural representation that the utility model is processed gas.
In figure: 1-air inlet pipe, 2-air-introduced machine, 3-air inlet, 4-reservoir, 5-air inlet air chamber, 6-compounded mix, 7-biological filtering tower combined working, the 8-air chamber of giving vent to anger, 9-shower, 10-blast pipe, 11-shower water magnetic valve, 12-circulating water pipe, 13-water pressure gauge, 14-outlet pipe stop valve, 15-piping filter, 16-water circulating pump, 17-butterfly valve, 18-temperature sensor, 19-liquid level gauge, 20-pH value monitor, 21-filling pipe, 22-drainpipe, 23-moisturizing magnetic valve, 24-drain solenoid valve, 25-blower fan import air-valve, 26-fan outlet air-valve.
The specific embodiment
Below in conjunction with embodiment, the utility model is described, but the utility model is not limited to following examples.
Embodiment 1
Below in conjunction with accompanying drawing 1, the specific embodiment is described.A kind of reducing bio-trickling device of processing gas, comprise air inlet pipe (1), air-introduced machine (2), air inlet (3), reservoir (4), air inlet air chamber (5), compounded mix (6), biological filtering tower combined working (7), the air chamber (8) of giving vent to anger, spray header (9), escape pipe (10), shower water magnetic valve (11), circulating water pipe (12), water pressure gauge (13), outlet pipe stop valve (14), piping filter (15), water circulating pump (16), butterfly valve (17), temperature sensor (18), liquid level gauge (19), pH value monitor (20), filling pipe (21), drainpipe (22), moisturizing magnetic valve (23), drain solenoid valve (24), blower fan import air-valve (25), fan outlet air-valve (26).Wherein air inlet pipe (1), blower fan import air-valve (25), air-introduced machine (2), fan outlet air-valve (26), biological filtering tower combined working air inlet (3) connect successively, be positioned at reactor body biological filtering tower combined working (7) bottom inflow air chamber (5) left side, the supporting moisturizing magnetic valve of filling pipe (21) (23), the supporting drain solenoid valve of drainpipe (22) (24) are connected in bottom reservoir (4), and biological filtering tower combined working air inlet air chamber (5) top is followed successively by packing area, the air chamber of giving vent to anger (8), spray header (9), the escape pipe (10) of filling compounded mix (6).Bottom reservoir (4) is furnished with temperature sensor (18); Liquid level gauge (19), pH monitor (20), butterfly valve (17), water circulating pump (16), piping filter (15), stop valve (14), water pressure gauge (13), shower water magnetic valve (11) are connected by circulating water pipe (12).
Gas is entered by air inlet pipe (1), by air inlet air chamber (5), enter packing area, filler piling height is before 1.5m(1m~2m, easily there is air flow shortcircuit situation in very few filler, too high filler causes the packing layer pressure loss larger, fan operation is uneconomical), the angle of side, packing area and vertical direction is 12 °, and (inclination angle is chosen as 10 °~15 °, inclination angle too small spray liquid wall stream situation is not improved, the excessive reactor difficulty of processing in inclination angle is large, and bottom periphery filler is difficult to soak, and easily forms filler stem district.) adopt the reducing biological filtering tower combined working form at certain inclination angle, the situation of spray liquid wall stream can be effectively improved, and in the situation that saving filler, still treatment effeciency can be guaranteed.
Gas contacts with the microorganism on filler (6), by diffusion, by microorganism, is absorbed degraded, and purified gas is discharged by escape pipe (10) after entering the air chamber of giving vent to anger.In decontamination process, by being arranged in shower water magnetic valve (11) the controlled circulation water pump water spray on circulating water pipe (12), by water pressure gauge (13), understand water pump practical operation situation.By being arranged in the temperature sensor (18) on reservoir (4); Liquid level gauge (19), pH monitor (20) monitoring circulation fluid situation, the keying of FEEDBACK CONTROL moisturizing magnetic valve (23), drain solenoid valve (24).System can realize auto-controll operation by outside PLC module.
During initial start-up, the bacteria suspension of preparation is evenly sprayed on the surface of filler (6), starts microbe inoculation, regularly, to the middle Sprayer Circulation liquid of biological filtering tower combined working (7), in biological filtering tower combined working (7), pass into waste gas simultaneously.Bacterial adhesion in bacteria suspension starts growth and breeding at filling surface, and forms biomembrane gradually., in the aclinic situation of sidewall, easily there is the phenomenon of spray liquid wall stream in same height, the measure-alike biological filtering tower combined working in bottom section, spray liquid skewness, and especially bottom filling cannot complete wetting.With respect to reducing biological filtering tower combined working, its treatment effeciency no significant difference.

Claims (4)

1. a reducing bio-trickling device of processing gas, it is characterized in that, air inlet pipe (1), blower fan import air-valve (25), air-introduced machine (2), fan outlet air-valve (26), biological filtering tower combined working air inlet (3) connects successively, biological filtering tower combined working air inlet (3) is positioned at a side of reactor body biological filtering tower combined working (7) bottom inflow air chamber (5), the supporting moisturizing magnetic valve of filling pipe (21) (23), the supporting drain solenoid valve of drainpipe (22) (24), moisturizing magnetic valve (23) is connected with the reservoir (4) of reactor body biological filtering tower combined working (7) bottom respectively with drain solenoid valve (24), reservoir (4) be positioned at air inlet air chamber (5) below, air inlet air chamber (5) is followed successively by the packing area of filling compounded mix (6) above, the air chamber (8) of giving vent to anger, in the air chamber of giving vent to anger (8), be provided with spray header (9), simultaneously the give vent to anger upper end of air chamber (8) is also connected with escape pipe (10), reactor body biological filtering tower combined working (7) bottom reservoir (4) is furnished with temperature sensor (18), liquid level gauge (19), pH monitor (20), and reservoir (4) is connected with spray header (9) by circulating water pipe (12) via butterfly valve (17), water circulating pump (16), piping filter (15), stop valve (14), water pressure gauge (13) successively, water circulating pump (16) switch is controlled by shower water magnetic valve (11).
2. a kind of reducing bio-trickling device of processing gas according to claim 1, is characterized in that, described biological filtering tower combined working (7) bottom inflow air chamber cross section is greater than the top air chamber of giving vent to anger, and the packing area of filling compounded mix (6) is pyramidal structure.
3. a kind of reducing bio-trickling device of processing gas according to claim 1, is characterized in that, described biological filtering tower combined working (7) body cross-section is circular or is polygon.
4. a kind of reducing bio-trickling device of processing gas according to claim 1, is characterized in that, inclination angle, side, packing area is not more than 15 °.
CN201320684725.8U 2013-10-31 2013-10-31 Reducing biological drop-filtering device for treating gas Expired - Lifetime CN203540329U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103585880A (en) * 2013-10-31 2014-02-19 北京中科博联环境工程有限公司 Variable-diameter biological drip-filter device for gas processing
CN107185360A (en) * 2017-05-15 2017-09-22 湘潭大学 High-efficient washing method
CN111151122A (en) * 2020-01-22 2020-05-15 杭州楚环科技股份有限公司 Waste gas biological treatment device and control method thereof
CN111228981A (en) * 2020-03-30 2020-06-05 贵州遵辉环保科技有限公司 Microbial decarbonation device and method for flue gas

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103585880A (en) * 2013-10-31 2014-02-19 北京中科博联环境工程有限公司 Variable-diameter biological drip-filter device for gas processing
CN103585880B (en) * 2013-10-31 2015-11-25 北京中科博联环境工程有限公司 A kind of reducing bio-trickling device processing gas
CN107185360A (en) * 2017-05-15 2017-09-22 湘潭大学 High-efficient washing method
CN111151122A (en) * 2020-01-22 2020-05-15 杭州楚环科技股份有限公司 Waste gas biological treatment device and control method thereof
CN111151122B (en) * 2020-01-22 2023-12-08 杭州楚环科技股份有限公司 Waste gas biological treatment device and control method thereof
CN111228981A (en) * 2020-03-30 2020-06-05 贵州遵辉环保科技有限公司 Microbial decarbonation device and method for flue gas

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Legal Events

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C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information

Inventor after: Peng Shujing

Inventor after: Ma Huamin

Inventor after: Huang Chaowen

Inventor after: Hao Wenfei

Inventor before: Peng Shujing

Inventor before: Gao Ding

Inventor before: Chen Jun

Inventor before: Chen Xiangping

Inventor before: Hao Wenfei

Inventor before: Xu Gang

CB03 Change of inventor or designer information
CX01 Expiry of patent term

Granted publication date: 20140416

CX01 Expiry of patent term