CN2635194Y - Spent alkaline liquid desulfur reaction tower - Google Patents
Spent alkaline liquid desulfur reaction tower Download PDFInfo
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- CN2635194Y CN2635194Y CN 03258342 CN03258342U CN2635194Y CN 2635194 Y CN2635194 Y CN 2635194Y CN 03258342 CN03258342 CN 03258342 CN 03258342 U CN03258342 U CN 03258342U CN 2635194 Y CN2635194 Y CN 2635194Y
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Abstract
The utility model discloses a waste lye desulfurization tower which belongs to the reactant injected gas-liquid-contact smoke emission purification equipment. A liquid cycling box body is united and communicated with the tower bottom, the upper part of the box body is provided with a fume inlet and a liquid column spray tube that is communicated with a liquid supply tube and extended into the tower respectively for absorbing and desulfurizeing; the circulating pump pipe is provided and communicated with the liquid supply pipe; deslagging pipe is communicated with deslagging pump and led to waste lye pool; a trench demisting plate, dehydration plate and swirl baffle with the rinse nozzles connected with the liquid supply pipe respectively are positioned in the tower; the liquid supply pipe is connected with a of alkali solution filling pipe, a flow-meter, an alkali-pump and is communicated with a spent caustic pool. The utility model can be assembled with a coal burning boiler to use waste lye as desulfurizers, the monitoring and observation results show that the desulfurization efficiency can be up to 98% after the trial operation and the equipment system has no scaling occurred; not only the waste and the pollution of the spent caustic resource are avoided, but also the problem of flue gas desulphurization is solved.
Description
Technical field
The utility model relates to the equipment that the injection reactant utilizes gas-liquid contact purifying exhaust air smog, specifically is a kind of spent lye desulfurization reaction tower.
Background technology
Produce the waste soda residue and the spent lye of a large amount of variety classeses, variable concentrations, heterogeneity in China's chlor-alkali industry and other chemical industry production process.These waste soda residues, liquid often enter environment because of the not high or not convenient usefulness of value.Not only cause environmental pollution, wasted available resource again.Produce SO in the fire coal of these industries (kiln) the stove combustion process
2, other industry also produces SO sometimes in production technology
2, but can not utilize these salkali waste resources to carry out desulfurization.
Chinese patent 2455346Y discloses a kind of " the vertical hollow reaction tower of dry type flue gas desulfurizing equipment ", be in reaction tower, to establish the whitewashing mouth that levels is arranged, the rectification screen is established in the tower bottom, boiler smoke import department is provided with humidifying spraying nozzle, the cat head of sealing is with tangential outflow mode external gas solid separation device, and this lime white that utilizes makes smoke desulfurization efficiency reach 86.2% as the reaction tower of desulfurizing agent design.
Summary of the invention
The utility model is to produce SO in order to solve in the salkali waste wasting of resources and fire coal (kiln) the stove combustion process
2Cause problem of environmental pollution, and a kind of spent lye desulfurization reaction tower is provided.
The utility model designs by following technical scheme.
A kind of spent lye desulfurization reaction tower comprises that the bottom is provided with the vertical hollow reaction tower of gas approach, the outer feed pipe of tower and by level and the interior spray irrigation pipe that is communicated with of tower up and down; Its reaction tower bottom is the conjuncted inclined end face circulation fluid casing that communicates with it, and casing top is respectively equipped with gas approach and is connected with feed pipe and stretches into fluid column jet pipe in the tower, and the fluid column jet pipe of tower the inner connects the upper shed fluid column nozzle that is distributed in the interior cross section of tower; Lower box is provided with the circulation pump line of joint gate control and connects feed pipe through circulating pump; The scum pipe that is provided with the joint door connects deslagging pump and guides the salkali waste liquid pool into; From top to bottom set gradually plough groove type demist plate, dehydration deflection plate and eddy flow plate that the inner wall of tower support plate supports in the reaction tower, and whenever be respectively equipped with thereon and the inner under shed shower nozzle that is connected of spray irrigation pipe tower; Feed pipe is connected and is communicated with the salkali waste liquid pool with benefit alkali pipe, flowmeter, benefit alkali pump and joint door; Also be provided with overflow pipe and agitator in the case.
During the utility model operation, smoke inlet is communicated with exhaust gases passes to be desulfurization, the outer Horizon of reaction tower is divided into the benefit alkali lye basin irrigation of putting and is annotated the spent lye that desulfurization is used, start the fluid infusion pump, spent lye in the salkali waste liquid pool is injected feed pipe and fluid column jet pipe respectively through flowmeter, benefit alkali pipe, and the spent lye in the fluid column jet pipe upwards sprays fluid column through the fluid column nozzle, begins flue gas is tentatively absorbed desulfurization, the not fully flue gas of desulfurization rising is further strengthened the absorption desulfurization by the eddy flow plate as yet; Dehydration deflection plate and plough groove type demist plate are used to the dedusting of dewatering, can regularly open joint door towards feed pipe, the inner shower nozzle flushing duct of spray irrigation pipe tower slot type demist plate, dehydration deflection plate and eddy flow plate with the long-pending thing of antiseized deposition, are discharged by cat head through the Purge gas of desulfurization dewatering.The fluid column nozzle upwards spent lye and the downward spent lye that sprays of spray irrigation pipe of ejection falls to being collected in the circulation fluid casing, the spent lye that is collected in the circulation fluid casing can be recycled through circulating pump injection feed pipe, the melt cinder that is collected in the circulation fluid casing injects benefit alkali lye pond through deslagging pump, spent lye reusable edible after the sedimentation, sediment can irregularly be removed.For preventing melt cinder deposition in the circulation fluid casing, the agitator of setting is beneficial to melt cinder and pumps; The overflow pipe that is provided with can avoid the interior spent lye of circulation fluid casing to gather too much, influences flue gas and enters.
She Ji the utility model installation and operation on coal-burning boiler, is monitored through long operation and observation as desulfurizing agent with spent lye like this, and desulfuration efficiency can reach 98%, and device systems does not have scale formation, smoke moisture＜6%, SR＜400Pa.This equipment not only finds a way out for the industry spent lye, has solved the exhuast gas desulfurization problem again, reaches the purpose of the treatment of wastes with processes of wastes against one another, has realized the unification of economic benefit, environmental benefit and social benefit.
Description of drawings
Fig. 1 is the utility model duty vertical profile structural representation.
Fig. 2 is the utility model plough groove type demist plate vertical profile structural representation.
Fig. 3 is the utility model dehydration deflection plate plan structure schematic diagram.
Fig. 4 is the utility model dehydration deflection plate side-looking structural representation.
Fig. 5 is the utility model eddy flow plate vertical profile structural representation.
Fig. 6 is the utility model eddy flow plate plan structure schematic diagram.
1 support plate among the figure; 2 plough groove type demist plates; 3 dehydration deflection plates; 4 eddy flow plates; 5 reaction towers; 6 fluid column nozzles; 7 circulating pumps; 8 circulation fluid casings; 9 overflow pipes; 10 deslagging pumps, 11 flowmeters; 12 mend alkali pump; 13 salkali waste liquid pools; 14 agitators; 15 smoke inlets; 16 feed pipes; 17a, 17b, 17c spray irrigation pipe; 18 fluid column jet pipes; 19 mend the alkali pipe; 20 scum pipes; 21a, 21b, 21c, 21d save door; 22 circulation pump lines; 23 baffling sheets; 24 spinning disks; 25 circular cone cores; 26 baffling sheet slots; 27,28,29 cylindrical shroud; 30 plate fixed heads; 31 screws; 32 groove arc plates; 33 demist plates; 34 fluid columns.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
A kind of spent lye desulfurization reaction tower, comprise that the bottom is provided with the vertical hollow reaction tower of gas approach, the outer feed pipe of tower and by level and the interior spray irrigation pipe that is communicated with of tower up and down, its reaction tower bottom is the conjuncted inclined end face circulation fluid casing that communicates with it, casing top is respectively equipped with gas approach and is connected with feed pipe and stretches into fluid column jet pipe in the tower, and the fluid column jet pipe of tower the inner connects the upper shed fluid column nozzle that is distributed in cross section in the tower; Lower box is provided with the circulation pump line of joint gate control and connects feed pipe through circulating pump; The scum pipe that is provided with the joint door connects deslagging pump and guides the salkali waste liquid pool into; From top to bottom set gradually plough groove type demist plate, dehydration deflection plate and eddy flow plate that the inner wall of tower support plate supports in the reaction tower, and whenever be respectively equipped with thereon and the inner under shed shower nozzle that is connected of spray irrigation pipe tower; Feed pipe is connected and is communicated with the salkali waste liquid pool with benefit alkali pipe, flowmeter, benefit alkali pump and joint door; Also be provided with overflow pipe and agitator in the case.
Described spent lye desulfurization reaction tower, the upper and lower sides of the cylindrical shroud internal perisporium of its plough groove type demist plate welds the plate fixed head successively, the plate bolt of fixing plate of both sides, coaming plate center of circle correspondence connects the curved demist plate two ends of arc in the same way, the top of the affixed groove arc of the protuberance on demist plate plate, make the two formation be inverted groove, form the plough groove type gas-liquid channel between equidistant demist plate, be beneficial to spray irrigation and fume-dehydrating.
Described spent lye desulfurization reaction tower, the center of circle, the cylindrical shroud bottom respective side of its dehydration deflection plate are provided with equidistant 45 ° of oblique cutting grooves in the same way respectively, and the baffling sheet of plug-in mounting right-angle bending successively in the groove is to form the baffling passage.
Described spent lye desulfurization reaction tower is the circular cone core in the middle of the cylindrical shroud of its eddy flow plate, and the base plate between coaming plate and the circular cone core is crossed branch cuttings such as the center of circle, makes spinning disk become the spinning disk at the 18-25 ° of elevation angle with rotation direction, and is welded in the coaming plate inwall.The spinning disk gap becomes gas-liquid channel, quickens the flue gas upflow velocity, She Ji eddy flow plug of tobacco gas entrance velocity 5-8M/S like this, and muzzle velocity reaches 14-16M/S.
Plough groove type demist plate, dehydration deflection plate and eddy flow plate are avoided fouling through spray irrigation.
Described spent lye desulfurization reaction tower, its reaction cat head and reaction tower and circulation fluid casing attachment are truncated cone-shaped.
Circulation fluid pH value is by mending the regulation and control of alkali flowmeter.
The intelligent electric magnetic flowmeter that flowmeter can adopt Ruipu Sanyuan Meter Co., Ltd., Beijing to produce.
The flange of going into, export to adopt of smoke inlet of the present utility model and pipeline connects; Tower base places concrete pedestal, fixes with foundation bolt.
Described spent lye desulfurization reaction tower, its reaction tower inwall are carbon steel inside lining anti-corrosive coating.
She Ji the utility model spent lye of remove being suitable for chlor-alkali industry and other chemical industry removes the SO in the waste gas like this
2Be applicable to capacity 1,800,000 NM outward,
3SO in all boilers that/h is following and other device waste gas
2Purify.
The utility model promptly uses quick lime as desulfurizing agent, and device systems is non-scaling also.
Claims (6)
1. spent lye desulfurization reaction tower, comprise that the bottom is provided with the vertical hollow reaction tower of gas approach, the outer feed pipe of tower and by level and the interior spray irrigation pipe that is communicated with of tower up and down, it is characterized in that reaction tower bottom is the conjuncted inclined end face circulation fluid casing that communicates with it, casing top is respectively equipped with gas approach and is connected with feed pipe and stretches into fluid column jet pipe in the tower, and the fluid column jet pipe of tower the inner connects the upper shed fluid column nozzle that is distributed in cross section in the tower; Lower box is provided with the circulation pump line of joint gate control and connects feed pipe through circulating pump; The scum pipe that is provided with the joint door connects deslagging pump and guides the salkali waste liquid pool into; From top to bottom set gradually plough groove type demist plate, dehydration deflection plate and eddy flow plate that the inner wall of tower support plate supports in the reaction tower, and whenever be respectively equipped with thereon and the inner under shed shower nozzle that is connected of spray irrigation pipe tower; Feed pipe is connected and is communicated with the salkali waste liquid pool with benefit alkali pipe, flowmeter, benefit alkali pump and joint door; Also be provided with overflow pipe and agitator in the case.
2. spent lye desulfurization reaction tower according to claim 1, the upper and lower sides that it is characterized in that the cylindrical shroud internal perisporium of plough groove type demist plate welds the plate fixed head successively, the plate bolt of fixing plate of both sides, coaming plate center of circle correspondence connects the curved demist plate two ends of arc in the same way, the top of the affixed groove arc of the protuberance on demist plate plate, make the two formation be inverted groove, form the plough groove type gas-liquid channel between equidistant demist plate.
3. spent lye desulfurization reaction tower according to claim 1, the center of circle, the cylindrical shroud bottom respective side of the deflection plate that it is characterized in that dewatering are provided with equidistant 45 ° of oblique cutting grooves in the same way respectively, and the baffling sheet of plug-in mounting right-angle bending successively in the groove is to form the baffling passage.
4. spent lye desulfurization reaction tower according to claim 1, the cylindrical shroud centre that it is characterized in that the eddy flow plate is the circular cone core, base plate between coaming plate and the circular cone core is crossed branch cuttings such as the center of circle, makes spinning disk become the spinning disk at the 18-25 ° of elevation angle with rotation direction, and is welded in the coaming plate inwall.
5. according to the described spent lye desulfurization reaction tower of claim, it is characterized in that reacting cat head and reaction tower and circulation fluid casing attachment is a truncated cone-shaped.
6. spent lye desulfurization reaction tower according to claim 1 is characterized in that the reaction tower inwall is a carbon steel inside lining anti-corrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258342 CN2635194Y (en) | 2003-08-26 | 2003-08-26 | Spent alkaline liquid desulfur reaction tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258342 CN2635194Y (en) | 2003-08-26 | 2003-08-26 | Spent alkaline liquid desulfur reaction tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2635194Y true CN2635194Y (en) | 2004-08-25 |
Family
ID=34295772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03258342 Expired - Fee Related CN2635194Y (en) | 2003-08-26 | 2003-08-26 | Spent alkaline liquid desulfur reaction tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2635194Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7462330B2 (en) | 2004-11-01 | 2008-12-09 | Mitsubishi Heavy Industries, Ltd. | Exhaust gas treatment apparatus |
| CN101143293B (en) * | 2006-09-15 | 2010-07-21 | 中国石油化工股份有限公司 | Method for deodorant waste lye for absorbing treating smoke |
| CN102228785A (en) * | 2011-06-30 | 2011-11-02 | 宝钢工程技术集团有限公司 | Method and system by using slurry as clapboard washing water |
| CN101590366B (en) * | 2008-05-26 | 2012-02-29 | 同方环境股份有限公司 | Wet method fume desulfurizing device and control method thereof |
| CN103480260A (en) * | 2013-09-17 | 2014-01-01 | 上海大学 | Wet flue gas desulphurization technology by utilization of ethylene waste lye |
| CN103977654A (en) * | 2014-05-04 | 2014-08-13 | 遵义市贵科科技有限公司 | High-efficiency wet-type dedusting desulfurization and denitrification equipment and process |
| CN106237813A (en) * | 2016-08-30 | 2016-12-21 | 嘉善金亿精密铸件有限公司 | A kind of stable-pressure device |
| WO2017028152A1 (en) * | 2015-08-17 | 2017-02-23 | 德梅斯特(上海)环保科技有限公司 | Fine particle aggregator, and efficient integrated system for dust and mist removal |
| CN106693590A (en) * | 2015-08-17 | 2017-05-24 | 德梅斯特(上海)环保科技有限公司 | Fine particle polymerizer and high-efficiency dedusting defogging integrated system |
| CN109569146A (en) * | 2019-01-10 | 2019-04-05 | 江阴市天宝玻璃钢制品有限公司 | A kind of high effect dust cleaner and method |
| CN114011233B (en) * | 2021-11-09 | 2024-04-26 | 浙江浙能迈领环境科技有限公司 | Energy-saving washing tower convenient to maintain and waste gas desulfurization treatment method |
-
2003
- 2003-08-26 CN CN 03258342 patent/CN2635194Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7462330B2 (en) | 2004-11-01 | 2008-12-09 | Mitsubishi Heavy Industries, Ltd. | Exhaust gas treatment apparatus |
| CN101143293B (en) * | 2006-09-15 | 2010-07-21 | 中国石油化工股份有限公司 | Method for deodorant waste lye for absorbing treating smoke |
| CN101590366B (en) * | 2008-05-26 | 2012-02-29 | 同方环境股份有限公司 | Wet method fume desulfurizing device and control method thereof |
| CN102228785A (en) * | 2011-06-30 | 2011-11-02 | 宝钢工程技术集团有限公司 | Method and system by using slurry as clapboard washing water |
| CN102228785B (en) * | 2011-06-30 | 2013-09-04 | 宝钢工程技术集团有限公司 | Method and system by using slurry as clapboard washing water |
| CN103480260B (en) * | 2013-09-17 | 2015-07-01 | 上海大学 | Wet flue gas desulphurization technology by utilization of ethylene waste lye |
| CN103480260A (en) * | 2013-09-17 | 2014-01-01 | 上海大学 | Wet flue gas desulphurization technology by utilization of ethylene waste lye |
| CN103977654A (en) * | 2014-05-04 | 2014-08-13 | 遵义市贵科科技有限公司 | High-efficiency wet-type dedusting desulfurization and denitrification equipment and process |
| WO2017028152A1 (en) * | 2015-08-17 | 2017-02-23 | 德梅斯特(上海)环保科技有限公司 | Fine particle aggregator, and efficient integrated system for dust and mist removal |
| CN106693590A (en) * | 2015-08-17 | 2017-05-24 | 德梅斯特(上海)环保科技有限公司 | Fine particle polymerizer and high-efficiency dedusting defogging integrated system |
| CN106237813A (en) * | 2016-08-30 | 2016-12-21 | 嘉善金亿精密铸件有限公司 | A kind of stable-pressure device |
| CN109569146A (en) * | 2019-01-10 | 2019-04-05 | 江阴市天宝玻璃钢制品有限公司 | A kind of high effect dust cleaner and method |
| CN114011233B (en) * | 2021-11-09 | 2024-04-26 | 浙江浙能迈领环境科技有限公司 | Energy-saving washing tower convenient to maintain and waste gas desulfurization treatment method |
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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: 20040825 Termination date: 20090928 |