CN105903341A - Biological deodorization drip filter box for purifying malodorous gases - Google Patents
Biological deodorization drip filter box for purifying malodorous gases Download PDFInfo
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- CN105903341A CN105903341A CN201610521506.6A CN201610521506A CN105903341A CN 105903341 A CN105903341 A CN 105903341A CN 201610521506 A CN201610521506 A CN 201610521506A CN 105903341 A CN105903341 A CN 105903341A
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- nutritional solution
- filter box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
- B01D53/85—Biological processes with gas-solid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Treating Waste Gases (AREA)
Abstract
The patent discloses a biological deodorization drip filter box for purifying malodorous gases. The biological deodorization drip filter box comprises a box body; the box body comprises a framework and a glass fiber reinforced plastic board, wherein a rectangular frame is arranged on the framework, and the glass fiber reinforced plastic board is installed in the rectangular frame; a nutrient solution jet hole, a biological packing layer and a nutrient solution circulation tank are sequentially formed and arranged in the box body from top to bottom; the nutrient solution jet hole is connected with a nozzle in a detachable way; a packing loading hole and a packing unloading hole are formed in the upper side and the lower side of the biological packing layer, respectively; a nutrient solution supplementing hole, a liquid level meter connector and a nutrient solution circulation hole are respectively formed in the side wall of the nutrient solution circulation tank from top to bottom; the liquid level meter connector is connected with a liquid level meter; the nutrient solution circulation hole is connected with the nutrient solution jet hole by a pipeline, and a water pump is arranged on the pipeline; an air inlet is formed between the biological packing layer and the nutrient solution circulation tank, and the malodorous gases can enter the biological deodorization drip filter box from the air inlet so as to be purified; an air outlet is formed in the top of the box body. The biological deodorization drip filter box can facilitate maintenance of biological packing, and has an effect of purifying the malodorous gases.
Description
Technical field
The invention belongs to off-gas cleaning equipment field, be specifically related to a kind of biological deodorizing purified for foul gas and drip filter box.
Background technology
Foul gas refers to that all stimulate organum olfactorium to cause people unhappy and damage the gaseous matter of living environment.Foul gas is of a great variety, generally includes the compounds such as sulfur-bearing, nitrogenous, oxygen-containing and hydro carbons, is divided into organic and inorganic two big classes, refers specifically to: sulfur-containing compound, such as hydrogen sulfide, Carbon bisulfide, mercaptan, thioether, methyl sulfur etc.；Nitrogen-containing compound, such as ammonia, trimethylamine, amide, indole etc.；Hydro carbons, such as alkane, alkene, alkynes, aromatic hydrocarbon, halogenated hydrocarbons；Oxygen-containing organic compound, such as alcohol, phenol, aldehyde ketone, organic acid etc..Human body respiration, digestion, cardiovascular, endocrine and nervous system all can be caused murder by poisoning in various degree by these gases, and wherein aromatic compound such as benzene, toluene, styrene etc. can also make human body produce distortion, canceration.
Commercial production, municipal wastewater, Treatment of Sludge and refuse disposal facility etc. are the main sources of foul gas, such as blowdown pumping plant, trash rack, aeration settling pit, preliminary sedimentation tank etc., sludge condensation in sludge handling process, dehydration and drying, transhipment etc., compost treatment in garbage processing procedure, fill, burn, transhipment etc..
For this kind of foul gas process at present use bioanalysis, bioanalysis to have high treating effect, investment and operating cost are low, reaction condition is gentle (room temperature, normal pressure), non-secondary pollution, be easily managed the advantages such as operation.Bioanalysis mainly includes zinc cation method, Biological fitler method, biological island etc., wherein, biological island is in addition to the general advantage with bioanalysis, also have that occupation of land face is less, pressure is relatively low, can easily be accommodated pH, the advantages such as gas-liquid-solid contact gear ratio surface area is big, are therefore applicable to process low concentration foul gas.Chinese utility model patent if notification number is CN202438261U discloses a kind of bio-trickling device processing organic exhaust gas, be provided with gas outlet including top and bottom be provided with air inlet the bio-trickling filter equipped with biologic packing material, be arranged on bio-trickling tower bottom for supporting and fixing the pedestal of bio-trickling filter, liquid circulating apparatus and air distribution system；Described liquid circulating apparatus is connected with top and the bottom of bio-trickling filter respectively；The air inlet of described bio-trickling filter is connected with air distribution system, and described air distribution system includes electromagnetic type gas pump, waste gas preparation branch road and the surge flask being sequentially connected in series.The bio-trickling device of this process organic exhaust gas has the advantage such as good stability, easy to operate, repeatable utilization.But in actual use, owing to its bio-trickling filter has multiple structure, therefore tower body is higher, and on tower body, the most suitably keep in repair entrance, when biologic packing material therein break down need to be replaced time, it is difficult to repair and replacement and replacing, and the installation of equipment is also to have the biggest difficulty.Being mounted with multi-layer biological filler in dripping filter tower, nutritional solution, when top spray gets off, effectively can be absorbed by the biologic packing material of the superiors, and the nutritional solution that undermost biologic packing material can not get abundance supplements, and absorbs and the poor effect of waste gas decomposition.And if strengthen nutritional solution spray flux, although undermost biologic packing material can be allowed to obtain the nutrition of abundance, but the biologic packing material of the superiors is too many due to nutritional solution, nutrient solution concentration can be caused excessive, affect the Premeabilisation of cells pressure of microorganism on biologic packing material, make microorganism cannot normal growth, the situation that microorganism large area is die even occurs.
Summary of the invention
The invention is intended to provide a kind of biological deodorizing purified for foul gas to drip filter box, compared with existing bio-trickling filter, the most relatively low, it is simple to maintenance, monolayer biologic packing material can ensure that microorganism normal growth under suitable nutrient solution concentration.
A kind of biological deodorizing purified for foul gas in this programme drips filter box, and including casing, casing includes skeleton and glass epoxy, and skeleton is provided with rectangular frame, and glass epoxy is installed in rectangular frame；The inside of described casing is respectively equipped with nutritional solution water jet, biologic packing material layer and nutritional solution circulating water pool from top to bottom；Nutritional solution water jet is removably connected with nozzle, biologic packing material layer be respectively provided on two sides with filler charging door and filler discharge port up and down；The sidewall of described nutritional solution circulating water pool is respectively equipped with nutritional solution supply port, interface of the level gauge, nutritional solution circulation port from top to bottom, interface of the level gauge connects liquidometer, described nutritional solution circulation port is connected by pipeline with nutritional solution water jet, pipeline is provided with water pump, being provided with the air inlet entered for foul gas between biologic packing material layer and nutritional solution circulating water pool, the top of casing is provided with air outlet.
The operation principle of the present invention: in this programme, casing is agent structure, and including skeleton and glass epoxy, skeleton primarily serves the effect of support, some square steel cross arrangements form, be formed with rectangular frame between adjacent square steel.Owing to glass epoxy is fragile material, plasticity is poor, is not suitable for directly making body structure, is therefore installed in rectangular frame.Utilize the supporting role of skeleton, glass epoxy and skeleton are collectively formed body structure.Inside at casing, nutritional solution is uniformly sprayed at the biologic packing material of lower section by nozzle from nutritional solution water jet, microorganism for being grown on biologic packing material provides required nutrient substance, ensure the normal growth of microorganism, and microorganism can decompose the Organic substance among foul gas, such as alkane, alkene, alkynes, aromatic hydrocarbon, halogenated hydrocarbons etc., reach to purify the effect of gas.The nutritional solution part being sprayed on biologic packing material is absorbed by the micro-organisms, and part may proceed to trickle down in the nutritional solution circulating water pool of lower section, recycling for nutritional solution, improves the utilization rate of nutritional solution, reduces entreprise cost.
Nozzle is to removably connect with nutritional solution water jet, is so conveniently replaceable and installs nozzle, and conveniently carry out dismounting cleaning when nozzle occurs blocking.Biologic packing material in biologic packing material layer is fed by the filler charging door on the upside of it, when needs split out, then can be dismantled by filler discharge port, very convenient, and when biologic packing material layer breaks down, it is also possible to checked by filler charging door and filler discharge port.Owing to the microbes on biologic packing material absorbs nutritional solution, therefore nutritional solution in use can gradually tail off, and it can be supplemented by nutritional solution supply port.And liquidometer may be used for detecting the liquid level in nutritional solution circulating water pool, it is judged that wherein nutritional solution is also surplus how many, in order to operator decide whether to supplement.Nutritional solution, in nutritional solution circulating water pool, can flow out from nutritional solution circulation port, in water pump and the effect of pipeline, nutritional solution be extracted into nutritional solution water jet, for circulation to carrying out spraying nutrient solution in casing.
During duty, foul gas is passed through box house from air inlet, foul gas rises, first biologic packing material can be touched, in part soluble gas therein meeting solution nutritional solution, and more harmful substance in foul gas, such as sulfur-containing compound, nitrogen-containing compound, organic acid, hydro carbons etc. can be decomposed by the Institute of Micro-biology on biologic packing material, thus reach effect of purifying malodorous gas, purified gas continues to rise, touch the nutritional solution that more spray gets off, wherein may proceed to dissolve part soluble gas, air outlet finally by casing top is discharged.
Beneficial effects of the present invention: this programme is due to the filter box being body structure, only one layer of biologic packing material in it, therefore height is well below a filter tower now with multi-layer biological filler, and biologic packing material layer be respectively provided on two sides with filler charging door and filler discharge port up and down, the most very convenient biologic packing material is carried out maintenance overhaul.Nutrient solution concentration on biologic packing material is moderate, is more suitable for the growth of microorganism, can improve the effect of purifying malodorous gas.And nutritional solution can recycle, improve the comprehensive utilization ratio of nutritional solution.
Further, between described nutritional solution circulating water pool and biologic packing material layer, it is provided with inspection manhole, for nutritional solution circulating water pool being overhauled and safeguarding.
Further, described liquidometer is positioned at the outside of casing.Operator are in the outside liquid level change just can found out clearly in casing in nutritional solution circulating water pool of casing, thus make and operating accurately, very directly perceived and convenient.
Further, being respectively equipped with differential pressure indicator interface above and below described biologic packing material layer, two differential pressure indicator interfaces are connected to same U-tube manometer by rubber tube.On U-tube manometer, the pressure difference value of display is the pressure differential above and below biologic packing material layer, due to when microbial reproduction is too much, biologic packing material layer can be caused the most intensive, and air quantity when foul gas passes through is less, and at this moment on U-tube manometer, the pressure difference value of display is bigger.Thus method operator are by observing the pressure difference value on U-shaped piezometer, i.e. can determine whether whether foul gas smoothly passes over biologic packing material layer, and the ruuning situation in inspection box body is the most normal.
Further, described nutritional solution circulating water pool is provided with water supplement port.Owing to liquid nutritious in casing constantly sprays, therefore humidity is higher, and foul gas enters casing from air inlet, during air outlet effusion casing, can take away portion of water, cause the moisture of nutritional solution constantly to reduce.When in nutritional solution, moisture declines, its concentration will increase, and is unfavorable for the growth of microorganism on biologic packing material, now keep the skin wet to nutritional solution circulating water pool from water supplement port, nutrient solution concentration can be reduced, keep the relative humidity in casing, it is ensured that the normal growth of microorganism.
Further, the sidewall of described nutritional solution circulating water pool be respectively arranged at two ends with overfall and leakage fluid dram up and down, nutritional solution circulating water pool being kept the skin wet or during nutritional solution, in order to prevent addition too much, in spilling casing, therefore arranging overfall, the nutritional solution that can will escape out is discharged casing and is collected.And nutritional solution is after being recycled for a long time, its nutrient substance constantly reduces, easy breed bacteria, at this moment needs, by leakage fluid dram, all to be discharged by the nutritional solution in nutritional solution circulating water pool, then supplements fresh nutritional solution thereto by nutritional solution supply port.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of biological deodorizing purified for foul gas of the present invention drips filter box；
Fig. 2 is the internal structure schematic diagram of Fig. 1.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference in Figure of description includes: skeleton 1, glass epoxy 2, nutritional solution water jet 3, air outlet 4, nozzle 5, filler charging door 6, differential pressure indicator interface 7, rubber tube 8, U-tube manometer 9, air inlet 10, overfall 11, leakage fluid dram 12, interface of the level gauge 13, liquidometer 14, water supplement port 15, nutritional solution supply port 16, filler discharge port 17, nutritional solution circulation port 18, pipeline 19, water pump 20, inspection manhole 21, biologic packing material layer 22, nutritional solution circulating water pool 23.
As shown in Figures 1 and 2, a kind of biological deodorizing purified for foul gas drips filter box, including casing, casing includes skeleton 1 and glass epoxy 2, by many square steel, in horizontally and vertically direction, arrangement is welded skeleton 1, defining some rectangular frames between adjacent square steel, glass epoxy 2 is welded in rectangular frame.At the top of casing, nutritional solution water jet 3 is installed, threaded on nutritional solution water jet 3 have nozzle 5, size according to casing, the number of nutritional solution water jet 3 and nozzle 5 can be adjusted according to specification of equipment size, in the present embodiment, nutritional solution water jet 3 and nozzle 5 are respectively provided with 12, and nutritional solution is uniformly sprayed in casing by nozzle 5.Bottom in casing, is provided with nutritional solution circulating water pool 23.Between nozzle 5 and nutritional solution circulating water pool 23, being then provided with biologic packing material layer 22, biologic packing material layer 22 is that porous volcanic rock is stacked on grid as biologic packing material, porous volcanic rock, is supported fixing formation by grid.The side of casing has air inlet 10, according to the size of foul gas intake, air inlet 10 can be arranged multiple air port.Air inlet 10 is between biologic packing material layer 22 and nutritional solution circulating water pool 23.The top of casing is provided with air outlet 4, and according to the size of air output, air outlet 4 can arrange multiple, and the present embodiment selects two air outlets 4.The both sides up and down of biologic packing material layer 22 have filler charging door 6 and filler discharge port 17, size according to casing, filler charging door 6 and filler discharge port 17 can arrange multiple, mounting and dismounting biologic packing material to facilitate, the present embodiment selects two filler charging doors 6 and two filler discharge ports 17.Biologic packing material layer 22 both above and below have differential pressure indicator interface 7, two differential pressure indicator interfaces 7 are connected to same U-tube manometer 9 by rubber tube 8, for the pressure reduction of biologic packing material layer 22 upper and lower is checked, it is judged that whether biologic packing material layer 22 occurs the phenomenon of blocking.
Side wall upper part at nutritional solution circulating water pool 23 has water supplement port 15, nutritional solution supply port 16 and overfall 11, water supplement port 15 and nutritional solution supply port 16 are in order to supplementing water and nutritional solution in nutritional solution circulating water pool 23, overfall 11 is to prevent the highest the causing of liquid level in nutritional solution circulating water pool 23 from overflowing nutritional solution circulating water pool 23, and unnecessary nutritional solution can be discharged by overfall 11.The middle part of nutritional solution circulating water pool 23 has interface of the level gauge 13, interface of the level gauge 13 connects liquidometer 14, liquidometer 14 can be gauge glass, and it is positioned at the outside of casing, therefore can the change of the liquid level in observation battalion's nutrient solution circulating water pool 23 intuitively, decide whether moisturizing or Additional nutrient solution.The bottom of nutritional solution circulating water pool 23 has leakage fluid dram 12 and nutritional solution circulation port 18, leakage fluid dram 12 is for discharging the nutritional solution of nutritional solution circulating water pool 23, nutritional solution circulation port 18 is for being circulated utilization by the nutritional solution dropped down on biologic packing material layer 22, when being embodied as, nutritional solution flows out from nutritional solution circulation port 18, enter pipeline 19, under the effect of water pump 20, nutritional solution is extracted at the nutritional solution water jet 3 at casing top, it is sprayed onto in casing by nozzle 5 the most again, completes the process of whole circulation.
For the ease of nutritional solution circulating water pool 23 is carried out maintenance overhaul, the sidewall of casing is provided with inspection manhole 21.Owing to the vitamin on biologic packing material is when decomposing foul gas, acid position can be produced, cause the PH of nutritional solution to decline, skeleton 1 and glass epoxy 2 can be produced corrosion, the most in use, need to scribble the etch-proof materials such as bituminous epoxy paint on skeleton 1 and glass epoxy 2.
Claims (6)
1. the biological deodorizing purified for foul gas drips filter box, it is characterised in that including that casing, casing include skeleton and glass epoxy, skeleton is provided with rectangular frame, and glass epoxy is installed in rectangular frame；The inside of described casing is respectively equipped with nutritional solution water jet, biologic packing material layer and nutritional solution circulating water pool from top to bottom；Nutritional solution water jet is removably connected with nozzle, biologic packing material layer be respectively provided on two sides with filler charging door and filler discharge port up and down, the sidewall of described nutritional solution circulating water pool is respectively equipped with nutritional solution supply port, interface of the level gauge, nutritional solution circulation port from top to bottom, interface of the level gauge connects liquidometer, described nutritional solution circulation port is connected by pipeline with nutritional solution water jet, and pipeline is provided with water pump；Being provided with the air inlet entered for foul gas between biologic packing material layer and nutritional solution circulating water pool, the top of casing is provided with air outlet.
A kind of biological deodorizing purified for foul gas the most according to claim 1 drips filter box, it is characterised in that: it is provided with inspection manhole between described nutritional solution circulating water pool and biologic packing material layer.
A kind of biological deodorizing purified for foul gas the most according to claim 2 drips filter box, it is characterised in that: described liquidometer is positioned at the outside of casing.
A kind of biological deodorizing purified for foul gas the most according to claim 3 drips filter box, it is characterised in that: being respectively equipped with differential pressure indicator interface above and below described biologic packing material layer, two differential pressure indicator interfaces are connected to same U-tube manometer by rubber tube.
A kind of biological deodorizing purified for foul gas the most according to claim 4 drips filter box, it is characterised in that: described nutritional solution circulating water pool is provided with water supplement port.
The most according to claim 5 a kind of for foul gas purify biological deodorizing drip filter box, it is characterised in that: the sidewall of described nutritional solution circulating water pool be respectively arranged at two ends with overfall and leakage fluid dram up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521506.6A CN105903341A (en) | 2016-07-05 | 2016-07-05 | Biological deodorization drip filter box for purifying malodorous gases |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521506.6A CN105903341A (en) | 2016-07-05 | 2016-07-05 | Biological deodorization drip filter box for purifying malodorous gases |
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| CN105903341A true CN105903341A (en) | 2016-08-31 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201324395Y (en) * | 2008-12-11 | 2009-10-14 | 浙江菲尔特环保工程有限公司 | Odor purifying device |
| CN103623692A (en) * | 2013-11-29 | 2014-03-12 | 浙江工业大学 | Blanket type waste gas biofiltration device and method for treating waste gas by adopting device |
| CN203955031U (en) * | 2014-07-09 | 2014-11-26 | 上海嘉园环保科技有限公司 | A kind of bio-filtration deodorization cleaning system |
| CN104645823A (en) * | 2014-11-21 | 2015-05-27 | 益信环境科技（上海）有限公司 | Biological deodorization device |
| CN204911228U (en) * | 2015-07-09 | 2015-12-30 | 连云港奥尼斯环保设备有限公司 | Biological deodorization drips filter box |
| CN205760608U (en) * | 2016-07-05 | 2016-12-07 | 贵州蔚蓝环保有限公司 | A kind of biological deodorizing purified for foul gas drips filter box |
-
2016
- 2016-07-05 CN CN201610521506.6A patent/CN105903341A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201324395Y (en) * | 2008-12-11 | 2009-10-14 | 浙江菲尔特环保工程有限公司 | Odor purifying device |
| CN103623692A (en) * | 2013-11-29 | 2014-03-12 | 浙江工业大学 | Blanket type waste gas biofiltration device and method for treating waste gas by adopting device |
| CN203955031U (en) * | 2014-07-09 | 2014-11-26 | 上海嘉园环保科技有限公司 | A kind of bio-filtration deodorization cleaning system |
| CN104645823A (en) * | 2014-11-21 | 2015-05-27 | 益信环境科技（上海）有限公司 | Biological deodorization device |
| CN204911228U (en) * | 2015-07-09 | 2015-12-30 | 连云港奥尼斯环保设备有限公司 | Biological deodorization drips filter box |
| CN205760608U (en) * | 2016-07-05 | 2016-12-07 | 贵州蔚蓝环保有限公司 | A kind of biological deodorizing purified for foul gas drips filter box |
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