CN201558664U - Apparatus for processing malodorous gas in pharmaceutical industry - Google Patents
Apparatus for processing malodorous gas in pharmaceutical industry Download PDFInfo
- Publication number
- CN201558664U CN201558664U CN2009202548496U CN200920254849U CN201558664U CN 201558664 U CN201558664 U CN 201558664U CN 2009202548496 U CN2009202548496 U CN 2009202548496U CN 200920254849 U CN200920254849 U CN 200920254849U CN 201558664 U CN201558664 U CN 201558664U
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- tower
- absorption tower
- alkali lye
- oxidation reaction
- reduction
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Abstract
An apparatus for processing obnoxious gas in pharmaceutical industry, for resolving the problem for processing high concentration malodorous gas in pharmaceutical industry. The technical scheme is that the apparatus includes a draught fan and an alkali liquor absorbing tower, an oxidation tower and a deoxidization absorbing tower, wherein the three towers are connected by suction tubes, a malodorous gas import is arranged on the middle and lower part of the alkali liquor absorbing tower, an air exhaust opening connected to the exhausting pipe is arranged on the top of the deoxidization absorbing tower, the draught fan is provided at the exhausting pipe point, the three towers are all packed towers, alkali liquor is filled in the lower part of the alkali liquor absorbing tower; oxygenation absorption liquid is filled in the lower part of the oxygenation reaction tower; deoxidization absorption liquid is filled in the part of the deoxidization absorbing tower, each tower respectively constitutes a fluid circulation passage way by the circulating pump and the fluid circulation pipe. The apparatus of the utility model is used to produce the high concentration malodorous gas produced in the pharmaceutical industry wastewater, has features of low investment cost, stable operation, good processing effect, wide applicability, environment friendly and no generation of secondary pollution in the processing procedure, and largely reduced operating costs.
Description
Technical field
The utility model relates to a kind of foul gas treating apparatus, and the device of the foul gas that especially a kind of method treatment of pharmacy industry waste water that utilizes chemical reaction and absorption produces belongs to the gas purification technique field.
Background technology
The wastewater flow rate of pharmaceutical industry is big, and the content of organics height in the processing procedure of waste water, especially in the acidification process of waste water, can produce a large amount of foul gas.In the waste water, the content of organics height, the sulphates content height, it is hydrogen sulfide that waste water produces main component, the foul gas of material such as mercaptan and amine, the highest and its smell of the content of hydrogen sulfide wherein, corrosivity and toxicity are also serious, odor pollution not only gives people's sense organ to stimulate, and harmful substance that is contained in the foul smell such as hydrogen sulfide, thio-alcohol, the health of the direct harmful to human of phenols, can be by people and animals' mucous membrane, the absorption of positions such as conjunctiva, it is congested to cause that conjunctiva and respiratory system mucous membrane occur, oedema and even inflammation, the caused body respiratory center that concentration is high is benumbed and death.If be in for a long time in the environment of low concentration foul smell, can weaken the constitution, reproductive function descends, and Abwehrkraft des Koepers reduces, and brings out multiple infectious disease, so it has the duality of odor pollution and pernicious gas pollution, must be handled.
At present, pharmaceutical industry processing foul gas ground method has multiple, as absorption method, utilize some to have the material of strong adsorption capacity, as active carbon, molecular sieve etc., absorption odor pollutant, and then desorb, the renewable use of adsorbent, it remove the low concentration foul gas aspect use very extensively, its advantage is that equipment investment is few, technology is simple, but adsorbent costs an arm and a leg, also there are many technical problems in regenerative process, and very low for the high foul gas efficient of concentration; The foul gas method is handled in burning, is to be the odorant combustion decomposition carbon dioxide and water, for the foul gas firing method of high concentration very high efficient is arranged, but cost is higher, for its inefficiency of foul gas of low concentration; Biological treatment is a kind of more common method, utilizes the odorant that makes of microorganism to decompose, thereby reaches the purpose of deodorizing, and its treatment facility is simple, and it is innoxious that treated foul gas can reach, but treatment effeciency is lower, and investment cost is higher, fluctuation of service; Chemical reaction method is to utilize oxidant and odor pollutant generation chemical reaction, makes it to be converted into the odorless composition, and this method cost is lower, and equipment is simple, and is stable, but the oxidant of generally selecting for use at present have treatment effeciency low, form secondary pollution problems easily.Chlorine dioxide is a kind of strong oxidizer, it can effectively destroy organic pollution, as BaP, fear materials such as quinone, chloroform, carbon tetrachloride, phenol, chlorophenol, cyanide, chlorination does not take place during oxidation of organic compounds, and the foul odour that waste water of pharmaceutical industry produces mainly (contains H from hydrogen sulfide, mercaptan and materials such as other inorganic sulphide and amine
2S ,-SH ,-S-,-NH
2Deng group), chlorine dioxide can with these material generation dehydrations, make it be oxidized to other tasteless material rapidly.Realize that the chlorine dioxide treatment waste water of pharmaceutical industry produces the shaped device of foul gas but still lack at present.
The utility model content
Technical problem to be solved in the utility model is to overcome the existing defective of present technology, a kind of device of foul gas of treatment of pharmacy industry waste water generation is provided, this device utilizes chemical absorbing and chemical reaction to handle foul gas, and is simple to operate, safe and reliable to operation.
Problem described in the utility model is solved by following technical scheme:
A kind of device of treatment of pharmacy industry foul gas, its special feature is: formation comprises air-introduced machine and the alkali lye absorption tower that sets gradually, oxidation reaction tower, reduction absorption tower, above-mentioned three towers are communicated with by exhaust tube, middle and lower part, described alkali lye absorption tower is provided with the foul gas import, reduction top, absorption tower is provided with the exhaust outlet that connects blast pipe, and air-introduced machine is arranged on the blast pipe place, and described three towers are packed tower, wherein, bottom, alkali lye absorption tower splendid attire alkali lye; Oxidation reaction tower bottom splendid attire oxidation absorption liquid; Reduction bottom, absorption tower splendid attire reduction absorption liquid, each tower constitutes the liquid peripheral passage by circulating pump and liquid circulating pipe respectively.
The device of above-mentioned treatment of pharmacy industry foul gas, the formation on described alkali lye absorption tower, oxidation reaction tower, reduction absorption tower comprises that respectively body of the tower, liquid distribution plate, filler, filler support orifice plate, described liquid distribution plate, filler and filler support orifice plate and are arranged in the body of the tower from top to bottom, described liquid circulating pipe top is provided with nozzle, the corresponding liquid distribution plate of nozzle.
The device of above-mentioned treatment of pharmacy industry foul gas, described oxidation reaction tower side is provided with chlorine dioxide generator, on the liquid circulating pipe of described oxidation reaction tower water sprayer is housed, and the suction inlet of water sprayer is connected with chlorine dioxide generator.
The device of above-mentioned a kind of treatment of pharmacy industry foul gas, middle part, described alkali lye absorption tower is provided with alkali lye and adds inlet, and described oxidation reaction tower and reduction bottom, absorption tower are respectively equipped with residual mouthful of row.
The device of above-mentioned treatment of pharmacy industry foul gas, described exhaust tube connect above-mentioned two towers, automatic oxidation reaction top of tower and connect to state and connect two towers to reducing the middle and lower part, absorption tower to oxidation reaction tower middle and lower part from top, alkali lye absorption tower.
The device of above-mentioned a kind of treatment of pharmacy industry foul gas, the liquid circulating pipe on described alkali lye absorption tower is provided with branch road, and this way outlet is communicated with reduction top, absorption tower.
The utility model device mainly comprises liquid absorption tower, oxidation reaction tower and reduction absorption tower composition, the foul gas of collecting is absorbed by the alkali lye absorption tower earlier, gas after the absorption enters the oxidation reaction tower again and oxidation processes is carried out in the ClO 2 solution reaction, gas after the oxidation processes enters the reduction absorption tower at last, sponge oxidizing gas through the reduction absorption liquid and reach the emission abatement standard, finally be discharged into the space.The utility model device is exclusively used in the processing foul gas, especially be fit to the high concentration foul gas that high efficiency treatment of pharmacy industry waste water produces, have that investment cost is low, stable, treatment effect is good, advantage of wide range of application, environmental protection in the processing procedure, non-secondary pollution produce, energy-conservation, purify thoroughly, and can reduce operating cost significantly.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model.
Each parts symbol is shown in the accompanying drawing: the import of 1-foul gas; The 2-liquid distribution plate; 3-alkali lye adds inlet; The 4-filler; The 5-exhaust tube; 6-alkali lye absorption tower; The 7-circulating pump; 8-reduction absorption liquid replenishes valve; 9-alkali lye circulation valve; Residual mouthful of 10-row; The 11-nozzle; 12-oxidation reaction tower; The 13-water sprayer; The 14-chlorine dioxide generator; The 15-branch road; 16-reduces the absorption tower; The 17-air-introduced machine; The 18-blast pipe; The 19-body of the tower; The 20-filler supports orifice plate, 21-liquid circulating pipe.
The specific embodiment
Referring to Fig. 1, the utility model device formation comprises air-introduced machine 17 and the alkali lye absorption tower 6 that sets gradually, oxidation reaction tower 12, reduction absorption tower 16, alkali lye absorption tower, oxidation reaction tower, reduction absorption tower are communicated with by exhaust tube 5, be provided with in middle and lower part, alkali lye absorption tower and be used to collect foul gas foul gas import 1, reduction top, absorption tower is provided with the exhaust outlet that connects blast pipe 18, air-introduced machine is arranged on the blast pipe place, and treated gas is discharged from here.Alkali lye absorption tower, oxidation reaction tower, reduction absorption tower are packed tower, wherein, bottom, alkali lye absorption tower splendid attire alkali lye, alkali lye is NaOH or potassium hydroxide solution; Oxidation reaction tower bottom splendid attire oxidation absorption liquid, oxidation absorption liquid are the ClO 2 solutions of being produced by chlorine dioxide generator; Reduction bottom, absorption tower splendid attire reduction absorption liquid, reduction absorption liquid vulcanized sodium or sodium hydrosulfide.Each tower constitutes the liquid peripheral passage by each circulating pump that independently is provided with 7 and liquid circulating pipe 21 respectively.
Still referring to Fig. 1, it is identical for the structure on described alkali lye absorption tower, oxidation reaction tower, reduction absorption tower, its formation comprises that respectively body of the tower 19, liquid distribution plate 2, filler 4, filler support orifice plate 20, described liquid distribution plate, filler and filler support orifice plate and are arranged in the body of the tower from top to bottom, described liquid circulating pipe top is provided with nozzle 11, the corresponding liquid distribution plate of nozzle.Be provided with chlorine dioxide generator 14 at oxidation reaction tower side, water sprayer 13 is housed on the liquid circulating pipe of described oxidation reaction tower, the suction inlet of water sprayer is connected with chlorine dioxide generator.Middle part, described alkali lye absorption tower is provided with alkali lye and adds inlet 3, and described oxidation reaction tower and reduction bottom, absorption tower are respectively equipped with row residual mouthful 10.The liquid circulating pipe on alkali lye absorption tower is provided with branch road 15, and this way outlet is communicated with reduction 16 tops, absorption tower, is respectively equipped with alkali lye circulation valve 8 and the reduction absorption liquid replenishes valve 9 on the liquid circulating pipe on alkali lye absorption tower and branch road.Exhaust tube 5 connects above-mentioned two towers, automatic oxidation reaction top of tower and connects to state and connect two towers to reducing the middle and lower part, absorption tower to oxidation reaction tower middle and lower part from top, alkali lye absorption tower.
Still referring to Fig. 1, the course of work of the present utility model is as follows:
Start air-introduced machine 17, each circulating pump 7 and chlorine dioxide generator 14, collect from the foul gas in waste water workshop under the effect of air-introduced machine 17, enter via the middle and lower part of foul gas import 1 from alkali lye absorption tower 6, fill alkali lye in the alkali lye absorption tower 6, alkali lye is got to the top on alkali lye absorption tower 6 by the bottom under the effect of circulating pump 7, spray on the liquid distribution plate 2 through nozzle 11, alkali lye is distributed uniformly and is flow on the filler 4 via the space of liquid distribution plate 2, and flow downward by filler support orifice plate 20 and reverse contact of foul gas from 6 middle and lower parts, alkali lye absorption tower, surface at filler 4 is absorbed, removed most hydrogen sulfide, the neutralisation treatment in caustic wash tower with acid organic gas of part and inorganic gas simultaneously, hydrogen sulfide is absorbed by alkali lye and generates sulphurizing salt, and some organic acids are neutralized by alkali lye.
The gas of being gone out by alkali lye absorption tower 6 enters through the middle and lower part of exhaust tube 5 from oxidation reaction tower 12, fill ClO 2 solution in the oxidation reaction tower 12, ClO 2 solution is got to the top of oxidation reaction tower 12 by the bottom under the effect of circulating pump 7, spray on the liquid distribution plate 2 through nozzle 11, ClO 2 solution is distributed uniformly and is flow on the filler 4 via the space of liquid distribution plate 2, and flow downward by filler support orifice plate 20 and reverse contact of gas from oxidation reaction tower 12 middle and lower parts, surface at filler 4 reacts, the ethyl mercaptan that foul gas is contained, dimethyl sulfide, ammonia, remaining hydrogen sulfide and other foul smell are removed.When the liquid of circulation is through water sprayer 13 in oxidation reaction tower 12, produces negative pressure by water sprayer 13 ClO 2 solution that chlorine dioxide generator 14 produces is brought in the oxidation reaction tower 12, come the disappearance of supply chlorine dioxide.
The gas of being gone out by oxidation reaction tower 12 enters through the middle and lower part of exhaust tube 5 from reduction absorption tower 16, reduction fills the reduction absorption liquid in the absorption tower 16, the reduction absorption liquid is got to the top on reduction absorption tower 16 by the bottom under the effect of circulating pump 7, spray on the liquid distribution plate 2 through nozzle 11, the reduction absorption liquid is distributed uniformly and is flow on the filler 4 via the space of liquid distribution plate 2, and reverse contact of gas that flows downward and come by filler support orifice plate 20 and reduction 16 middle and lower parts, absorption tower, surface at filler 4 reacts, and chlorine dioxide and chlorine all are reduced the absorption liquid absorption reaction and generate villaumite.
Discharge through blast pipe 18 under the air-introduced machine effect by the gas that go out on reduction absorption tower 16.
Alkali lye in the alkali lye absorption tower 6 can add inlet 3 supplies by alkali lye, the alkali lye that has absorbed foul gas can be used as the reducing solution that reduction absorbs, and squeezes into reduction absorption tower 16 by circulating pump 7, during operation, open the reduction absorption liquid and replenish valve 8, close alkali lye circulation valve 9.
Oxidation absorption liquid that reaction finishes and reduction absorption liquid are handled by arranging the Aerobic Process for Treatment pond that residual valve 10 is discharged into the pharmaceutical factory respectively.
Claims (6)
1. the device of a treatment of pharmacy industry foul gas, it is characterized in that: constitute the alkali lye absorption tower (6), oxidation reaction tower (12), the reduction absorption tower (16) that comprise air-introduced machine (17) and set gradually, above-mentioned three towers are communicated with by exhaust tube (5), middle and lower part, described alkali lye absorption tower is provided with foul gas import (1), reduction top, absorption tower is provided with the exhaust outlet that connects blast pipe (18), air-introduced machine is arranged on the blast pipe place, described three towers are packed tower, wherein, bottom, alkali lye absorption tower splendid attire alkali lye; Oxidation reaction tower bottom splendid attire oxidation absorption liquid; Reduction bottom, absorption tower splendid attire reduction absorption liquid, each tower constitutes the liquid peripheral passage by circulating pump (7) and liquid circulating pipe (21) respectively.
2. the device of treatment of pharmacy industry foul gas according to claim 1, it is characterized in that: the formation on described alkali lye absorption tower, oxidation reaction tower, reduction absorption tower comprises that respectively body of the tower (19), liquid distribution plate (2), filler (4), filler support orifice plate (20), described liquid distribution plate, filler and filler support orifice plate and are arranged in the body of the tower from top to bottom, described liquid circulating pipe top is provided with nozzle (11), the corresponding liquid distribution plate of nozzle.
3. the device of treatment of pharmacy industry foul gas according to claim 2, it is characterized in that: described oxidation reaction tower side is provided with chlorine dioxide generator (14), water sprayer (13) is housed on the liquid circulating pipe of described oxidation reaction tower, and the suction inlet of water sprayer is connected with chlorine dioxide generator.
4. according to the device of claim 1 or 2 or 3 described treatment of pharmacy industry foul gas, it is characterized in that: middle part, described alkali lye absorption tower is provided with alkali lye and adds inlet (3), and described oxidation reaction tower and reduction bottom, absorption tower are respectively equipped with residual mouthful of row (10).
5. the device of treatment of pharmacy industry foul gas according to claim 4 is characterized in that: described exhaust tube (5) connects above-mentioned two towers, automatic oxidation reaction top of tower and connects to state and connect two towers to reducing the middle and lower part, absorption tower to oxidation reaction tower middle and lower part from top, alkali lye absorption tower.
6. the device of treatment of pharmacy industry foul gas according to claim 5 is characterized in that: the liquid circulating pipe on described alkali lye absorption tower is provided with branch road (15), and this way outlet is communicated with reduction top, absorption tower (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202548496U CN201558664U (en) | 2009-12-04 | 2009-12-04 | Apparatus for processing malodorous gas in pharmaceutical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202548496U CN201558664U (en) | 2009-12-04 | 2009-12-04 | Apparatus for processing malodorous gas in pharmaceutical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201558664U true CN201558664U (en) | 2010-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202548496U Expired - Fee Related CN201558664U (en) | 2009-12-04 | 2009-12-04 | Apparatus for processing malodorous gas in pharmaceutical industry |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580519A (en) * | 2012-01-16 | 2012-07-18 | 北京世纪国瑞环境工程技术有限公司 | Deodorization device |
| CN103157362A (en) * | 2011-12-09 | 2013-06-19 | 中国科学院广州地球化学研究所 | Preparation method of micro-emulsion absorption liquid used for processing organic exhaust gas |
| CN104771994A (en) * | 2015-04-22 | 2015-07-15 | 王德荣 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
| CN107569991A (en) * | 2017-08-21 | 2018-01-12 | 江苏三强环境工程有限公司 | A kind of device of automatic business processing odor pollution gas |
| CN110064292A (en) * | 2019-05-13 | 2019-07-30 | 江苏龙泰环保设备制造有限公司 | A kind of Chinese medicine production method for purifying and processing waste gas |
| 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 |
-
2009
- 2009-12-04 CN CN2009202548496U patent/CN201558664U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157362A (en) * | 2011-12-09 | 2013-06-19 | 中国科学院广州地球化学研究所 | Preparation method of micro-emulsion absorption liquid used for processing organic exhaust gas |
| CN102580519A (en) * | 2012-01-16 | 2012-07-18 | 北京世纪国瑞环境工程技术有限公司 | Deodorization device |
| CN104771994A (en) * | 2015-04-22 | 2015-07-15 | 王德荣 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
| CN104771994B (en) * | 2015-04-22 | 2017-05-24 | 王德荣 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
| CN107569991A (en) * | 2017-08-21 | 2018-01-12 | 江苏三强环境工程有限公司 | A kind of device of automatic business processing odor pollution gas |
| CN110064292A (en) * | 2019-05-13 | 2019-07-30 | 江苏龙泰环保设备制造有限公司 | A kind of Chinese medicine production method for purifying and processing waste gas |
| 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20111204 |