CN105771605A - Efficient deodorization treatment device for biochemical wastewater and wastegas - Google Patents
Efficient deodorization treatment device for biochemical wastewater and wastegas Download PDFInfo
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- CN105771605A CN105771605A CN201610304899.5A CN201610304899A CN105771605A CN 105771605 A CN105771605 A CN 105771605A CN 201610304899 A CN201610304899 A CN 201610304899A CN 105771605 A CN105771605 A CN 105771605A
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- Prior art keywords
- reaction tower
- solid
- liquid
- wastegas
- efficient deodorization
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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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- 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
- B01D53/50—Sulfur oxides
-
- 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
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- 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
- B01D2257/306—Organic sulfur compounds, e.g. mercaptans
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention provides an efficient deodorization treatment device for biochemical wastewater and wastegas. The efficient deodorization treatment device comprises a reaction tower with purified tail gas emptying outlet and a solid-liquid separator connected with the reaction tower, wherein a sulfur-containing waste gas inlet end of the reaction tower is provided with a blower; the solid-liquid separator is provided with a solid phase discharge outlet and a liquid phase outlet; the liquid phase outlet is connected with the reaction tower by virtue of a pipeline; a sulphur foam pump is arranged between the reaction tower and the solid-liquid separator; a one-way valve is arranged between the reaction tower an the sulphur foam pump; the reaction tower is provided with a liquid level meter and a pressure gage. Wastegas is utilized to increase the pressure, and used for uniformly collecting the biochemical wastewater and wastegas by use of an absorption and solid-liquid separation treatment method, the purified gas is discharged through the purified tail gas emptying outlet of the reaction tower. The efficient deodorization treatment device is less in equipment investment, and is capable of lowering the operation cost and realizing the requirement of emission standards on biochemical wastewater and wastegas.
Description
Technical field
The present invention relates to biochemical sewage process field, especially relate to a kind of biochemical sewage exhaust-gas efficient deodorization and process device.
Background technology
In desulfurizer, the wet method based on limestone-gypsum method occupies main flow, owing to calcium oxide and the sulfide reaction efficiency of solid-state are relatively low, still contains substantial amounts of sulfide in the tail gas filtered, and the pollution of air is still very big.Additionally, unreacted calcium oxide is along with, in exhaust emissions to environment, also can air be polluted.About this desulfurizer, oxysulfide is more long with the time (hereinafter referred to as the response time) absorbing liquid gas-to-liquid contact, then desulphurizing ability is more high.Accordingly, it is considered to the height on increasing absorption tower is to obtain the longer response time.But, in desulfurizer, if strengthening the height on absorption tower, then produce the problem that construction cost uprises.Producing substantial amounts of foul smell in running for biochemical sewage treatment device, main component is hydrogen sulfide and organic sulfur compound, such as methanthiol, methyl sulfide etc..If these waste gas process without deodorize, the life of environmental ambient air quality and surrounding plant area and village is made a big impact.At present, to the process of organic sulfur in waste gas but without forming effective solution.
Summary of the invention
The present invention proposes a kind of biochemical sewage exhaust-gas efficient deodorization and processes device,
The technical scheme is that and be achieved in that:
A kind of biochemical sewage exhaust-gas efficient deodorization processes device, including the reaction tower with cleaning of off-gas emptying outlet and the solid-liquid separator being connected with this reaction tower；The sulphur-containing exhaust gas entrance point of described reaction tower is provided with aerator；Described solid-liquid separator is provided with solid phase floss hole and liquid-phase outlet；Described liquid-phase outlet is connected with described reaction tower by pipeline；Sulfur foam pump it is provided with between described reaction tower and described solid-liquid separator.
Further, it is provided with the first check valve between described reaction tower and described sulfur foam pump.
Further, described reaction tower is provided with liquidometer and Pressure gauge.
Further, it is shown that Pressure gauge is the watchcase rear portion pointer anti-explosion pressure gage with safety vent.
Further, the pipeline that described aerator is connected with described reaction tower is provided with the second check valve.
Have employed technique scheme, the invention have the benefit that
1) waste gas is utilized to carry out supercharging, the waste gas mode by absorbing and solid-liquid separation processes, after unified for biochemical sewage waste gas collection, start aerator, it is introduced reaction tower by pipeline, sewage waste gas is by the absorption of desulfurizing agent in reaction tower, and the sulfur-containing compound in waste gas is purified removal, and purified gas is discharged by the cleaning of off-gas evacuation port of reaction tower.Equipment investment is few, reduces operating cost, it is achieved that the requirement that biochemical sewage toxic emission is up to standard.
2) it is provided with check valve between reaction tower and described sulfur foam pump, effectively prevents the reacting gas flowing to solid-liquid separator from blowing back in reaction tower.It addition, the pipeline that aerator is connected with described reaction tower is provided with check valve, when effectively preventing aerator from shutting down, sulphur-containing exhaust gas is discharged from aerator under the pressure of reaction tower, it is to avoid contaminated environment.
3) reaction tower is provided with liquidometer and Pressure gauge.Staff can observe the force value in tank and liquid level condition intuitively, such as emergency situations, it is possible to handle it in time.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Wherein: 1-reaction tower；2-solid-liquid separator；3-sulphur-containing exhaust gas entrance point；4-aerator；
5-the first check valve；6-sulfur foam pump；7-liquidometer；8-Pressure gauge；9-the second check valve；
10-cleaning of off-gas emptying outlet；11-solid phase floss hole；12-liquid-phase outlet.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
A kind of biochemical sewage exhaust-gas efficient deodorization processes device, as it is shown in figure 1, include the reaction tower 1 with cleaning of off-gas emptying outlet 10 and the solid-liquid separator 2 being connected with this reaction tower 1；The sulphur-containing exhaust gas entrance point 3 of described reaction tower 1 is provided with aerator 4；Described solid-liquid separator 2 is provided with solid phase floss hole 11 and liquid-phase outlet 12；Described liquid-phase outlet 12 is connected with described reaction tower 1 by pipeline；Sulfur foam pump 6 it is provided with between described reaction tower 1 and described solid-liquid separator 2.It is pointed out that
It is provided with the first check valve 5 between above-mentioned reaction tower 1 and described sulfur foam pump 6, effectively prevents from flowing to the reacting gas of solid-liquid separator 2 or liquid blows back in reaction tower 1.
Wherein, described reaction tower 1 is provided with liquidometer 7 and Pressure gauge 8.Staff can observe the force value in tank and liquid level condition intuitively, such as emergency situations, it is possible to handle it in time.Pressure gauge can preferably watchcase rear portion with the pointer anti-explosion pressure gage of safety vent.Being affected little by air-flow change, ruggedness is good, safe to use, reliable and stable.
The pipeline that above-mentioned aerator 4 is connected with described reaction tower 1 is provided with the second check valve 9, and when effectively preventing aerator 4 from shutting down, sour water waste gas is discharged from aerator 4 under the pressure of reaction tower 1, it is to avoid pollution, protects environment.
After unified for biochemical sewage waste gas collection, start aerator 4, by it by pipeline introduce reaction tower 1, sewage waste gas in reaction tower by the absorption of desulfurizing agent, sulfur-containing compound in waste gas is purified removal, and purified gas is discharged by the cleaning of off-gas evacuation port of reaction tower.
In waste gas, major part gas is based on air, in the process realizing desulfurization deodorization, desulfurizing agent is carried out aeration simultaneously, and under efficient composite catalyst effect, realize the regenerative process of desulfurizing agent, the desulfurizing agent rich solution absorbing sulfur-containing compound is reduced into desulfurizing agent lean solution.
The a small amount of drusen generated in regenerative process, under the effect of gravitational settling, deposits to the bottom of tower.After depositing to a number of drusen, enable sulfur foam pump, the drusen bottom reaction tower 1 is pumped into solid-liquid separator, the desulfurizing agent after separating is squeezed into reaction tower 1, it is achieved recycling of desulfurizing agent, isolated drusen is stored reprocessing.Concrete course of reaction is as follows:
Absorption reaction:
R-X (composite desulfurizing agent)+H2S→R-HS+HX
Regenerative response:
Composite desulfurizing agent system is reacted with the organic sulfur such as hydrogen sulfide and mercaptan in reaction 1, forms firmly sulfide complex, forms sulfur removing pregnant solution, and rich solution and air are sufficiently mixed, and under the effect of composite catalyst, rapid regeneration generates sulfur, and lean solution recycles.
This device desulfuration efficiency is high, and reproducible feature under non-secondary pollution, normal temperature and pressure makes device volume little, takes up an area few, it is simple to install, it is simple to transport, and convenient management, energy consumption is low, operating cost is low.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (5)
1. a biochemical sewage exhaust-gas efficient deodorization processes device, it is characterised in that: include the reaction tower with cleaning of off-gas emptying outlet and the solid-liquid separator being connected with this reaction tower；The sulphur-containing exhaust gas entrance point of described reaction tower is provided with aerator；Described solid-liquid separator is provided with solid phase floss hole and liquid-phase outlet；Described liquid-phase outlet is connected with described reaction tower by pipeline；Sulfur foam pump it is provided with between described reaction tower and described solid-liquid separator.
2. a kind of biochemical sewage exhaust-gas efficient deodorization according to claim 1 processes device, it is characterised in that: it is provided with the first check valve between described reaction tower and described sulfur foam pump.
3. a kind of biochemical sewage exhaust-gas efficient deodorization according to claim 1 processes device, it is characterised in that: described reaction tower is provided with liquidometer and Pressure gauge.
4. a kind of biochemical sewage exhaust-gas efficient deodorization according to claim 3 processes device, it is characterised in that: shown Pressure gauge is the watchcase rear portion pointer anti-explosion pressure gage with safety vent.
5. a kind of biochemical sewage exhaust-gas efficient deodorization according to claim 1 processes device, it is characterised in that: the pipeline that described aerator is connected with described reaction tower is provided with the second check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304899.5A CN105771605A (en) | 2016-05-10 | 2016-05-10 | Efficient deodorization treatment device for biochemical wastewater and wastegas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304899.5A CN105771605A (en) | 2016-05-10 | 2016-05-10 | Efficient deodorization treatment device for biochemical wastewater and wastegas |
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| CN105771605A true CN105771605A (en) | 2016-07-20 |
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| CN201610304899.5A Pending CN105771605A (en) | 2016-05-10 | 2016-05-10 | Efficient deodorization treatment device for biochemical wastewater and wastegas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117101388A (en) * | 2023-10-09 | 2023-11-24 | 轩昂生态环境建设有限公司 | Odor purification device in sanitation field and use method thereof |
Citations (9)
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|---|---|---|---|---|
| JPS61271017A (en) * | 1985-05-25 | 1986-12-01 | Hitachi Plant Eng & Constr Co Ltd | Biological deodorizing device |
| CN1354038A (en) * | 2001-10-30 | 2002-06-19 | 南化集团研究院 | Improved complex iron method for removing sulfide from gas |
| JP2002233729A (en) * | 2001-02-07 | 2002-08-20 | Tokuzo Sato | Method and apparatus for deodorizing malodorous gas |
| JP2005238112A (en) * | 2004-02-26 | 2005-09-08 | Sumitomo Heavy Ind Ltd | Deodorization method and apparatus for odor gas |
| CN202044904U (en) * | 2011-04-23 | 2011-11-23 | 濮阳市元光科技有限公司 | Effluvial gas treatment device |
| CN103768916A (en) * | 2012-10-25 | 2014-05-07 | 中国石油化工股份有限公司 | Oxidative desulphurization and brimstone recycling method |
| CN104324595A (en) * | 2014-10-29 | 2015-02-04 | 重庆庆龙精细锶盐化工有限公司 | Desulfurization and deodorization system |
| CN104548934A (en) * | 2013-10-22 | 2015-04-29 | 中国石油化工股份有限公司 | Oxidative desulfurization process for continuous regeneration of desulfurizing agent |
| CN205730844U (en) * | 2016-05-10 | 2016-11-30 | 四川西油致诚石油技术有限公司 | A kind of biochemical sewage exhaust-gas efficient deodorization processing means |
-
2016
- 2016-05-10 CN CN201610304899.5A patent/CN105771605A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61271017A (en) * | 1985-05-25 | 1986-12-01 | Hitachi Plant Eng & Constr Co Ltd | Biological deodorizing device |
| JP2002233729A (en) * | 2001-02-07 | 2002-08-20 | Tokuzo Sato | Method and apparatus for deodorizing malodorous gas |
| CN1354038A (en) * | 2001-10-30 | 2002-06-19 | 南化集团研究院 | Improved complex iron method for removing sulfide from gas |
| JP2005238112A (en) * | 2004-02-26 | 2005-09-08 | Sumitomo Heavy Ind Ltd | Deodorization method and apparatus for odor gas |
| CN202044904U (en) * | 2011-04-23 | 2011-11-23 | 濮阳市元光科技有限公司 | Effluvial gas treatment device |
| CN103768916A (en) * | 2012-10-25 | 2014-05-07 | 中国石油化工股份有限公司 | Oxidative desulphurization and brimstone recycling method |
| CN104548934A (en) * | 2013-10-22 | 2015-04-29 | 中国石油化工股份有限公司 | Oxidative desulfurization process for continuous regeneration of desulfurizing agent |
| CN104324595A (en) * | 2014-10-29 | 2015-02-04 | 重庆庆龙精细锶盐化工有限公司 | Desulfurization and deodorization system |
| CN205730844U (en) * | 2016-05-10 | 2016-11-30 | 四川西油致诚石油技术有限公司 | A kind of biochemical sewage exhaust-gas efficient deodorization processing means |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117101388A (en) * | 2023-10-09 | 2023-11-24 | 轩昂生态环境建设有限公司 | Odor purification device in sanitation field and use method thereof |
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Application publication date: 20160720 |