CN207237695U - A kind of novel sintered flue gas desulfurization purification system - Google Patents
A kind of novel sintered flue gas desulfurization purification system Download PDFInfo
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- CN207237695U CN207237695U CN201721235006.2U CN201721235006U CN207237695U CN 207237695 U CN207237695 U CN 207237695U CN 201721235006 U CN201721235006 U CN 201721235006U CN 207237695 U CN207237695 U CN 207237695U
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- flue gas
- gas distributor
- desulfurizer
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- pipe
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Abstract
The utility model discloses a kind of novel sintered flue gas desulfurization purification system,Including sequentially connected desulfurizing agent feeding mechanism,Desulfurizer,Denitrification apparatus,Except dioxin device,Bag filter,Wind turbine and chimney,Desulfurizer includes housing,Top plate and cone bucket,Slurry spraying device is provided with top plate,Enclosure interior is provided with lower flue gas distributor and upper flue gas distributor,Lower flue gas distributor includes the hori-zontal flue gas distributor of connection and spiral flue gas distributor,Hori-zontal flue gas distributor includes the straight tube and Duo Gen endless tubes of radicle closure,Straight tube and every endless tube are homogeneously intercommunicated,The system can effectively remove the sulfur dioxide contained in sintering flue gas,Nitrogen oxides,Dioxin,The harmful substance such as flue dust and dust,And the flue gas for entering desulfurizer is dispersed,The contact area of flue gas and desulfurizing agent is big,Reaction is abundant,The utility model is compact-sized,Good purification,Desulfuration efficiency is high,With significant economic value and social value.
Description
Technical field
It the utility model is related to metallurgical environmental protection technical field, and in particular to a kind of novel sintered flue gas desulfurization purification system.
Background technology
In steel and iron industry production process, it can produce and largely contain SO2Flue gas, the discharge of this kind of flue gas can be to atmospheric environment
Cause seriously to pollute, and sintering circuit be steel production in flue gas emission rich and influential family, the process produce sintering flue gas in SO2Account for
SO in steel and iron industry2More than the 60% of total emission volumn, is environmental protection, according to national requirements, the sintering flue gas in steel and iron industry
It can be just discharged into after need to carrying out desulfurizing and purifying in air.
Sintering flue gas desulfurization cleaning system device structure currently on the market is complicated, and clean-up effect is bad, especially desulfurization
Efficiency is undesirable, and fume treatment cost is excessively high, all limits steady production and the development of steel industry to a certain extent.Cause
This, develops a kind of compact-sized, good purification, the high novel sintered flue gas desulfurization purification system of desulfuration efficiency is objective
Need.
Utility model content
The purpose of this utility model is to provide a kind of compact-sized, good purification, high novel sintered of desulfuration efficiency
Flue gas desulfurization purification system.
The purpose of this utility model is achieved in that including sequentially connected desulfurizing agent feeding mechanism, desulfurizer, takes off
Nitre device, except dioxin device, bag filter, wind turbine and chimney, desulfurizing agent feeding mechanism includes the desulfurizing agent being sequentially communicated
Generation tank, elevator pump and desulfurizer slurry holding vessel, desulfurizer include housing, top plate and cone bucket, slurries are provided with top plate
Atomizer, slurry spraying device are connected with desulfurizer slurry holding vessel, and lower smoke inlet pipe, shell are connected with the side wall of lower housing portion
Smoke inlet pipe is connected with the side wall on body top, lower smoke inlet pipe and upper smoke inlet pipe are with being arranged on outside housing
Fume pipe connects, and enclosure interior is provided with lower flue gas distributor and upper flue gas distributor, lower flue gas distributor and lower flue gas air inlet
Pipe connects, and upper flue gas distributor connect with upper smoke inlet pipe, lower flue gas distributor include the hori-zontal flue gas distributor that connects with
Spiral flue gas distributor, hori-zontal flue gas distributor are horizontally disposed with inside housings, and spiral flue gas distributor is consolidated into coil
It is scheduled on the inner wall of housing, hori-zontal flue gas distributor includes the straight tube and Duo Gen endless tubes of radicle closure, straight tube and every ring
Pipe is homogeneous intercommunicated, and cone bucket bottom is connected with scum pipe, and flue gas air outlet pipe is connected with cone bucket side wall, is provided with cone bucket side wall
Access hole.
Further, one end of flue gas air outlet pipe is stretched into inside cone bucket, and plane where the end face of flue gas air outlet pipe and cone
The center line of bucket is connected into 30 °~60 ° of angle, the other end with denitrification apparatus.
Preferably, center smoke distribution pipe is vertically arranged with housing, the lower end of center smoke distribution pipe is connected with straight tube,
Upper end blocks.
Further, rationing valve is provided with the pipeline that slurry spraying device is connected with desulfurizer slurry holding vessel.
Further, it is provided with filter screen in flue gas air outlet pipe.
The utility model structure design compact and reasonable, the sintering flue gas produced in smelting iron and steel production enter the system,
After desulfurizer, denitrification apparatus, except the processing of the devices such as dioxin device and bag filter, sinter what is contained in flue gas
The harmful substances such as sulfur dioxide, nitrogen oxides, dioxin, flue dust and dust are removed efficiently, and purified gas reaches state
The standard of family's discharge, the especially desulfurizer in the system, set smoke air inlet at upper and lower two, and lower smoke air inlet is adopted
With horizontal and spiral gas distributor, the flue gas that will enter desulfurizer is dispersed, thus effectively expand flue gas and
The contact area of desulfurizing agent, reaction is more abundant, improves desulfuration efficiency, and the utility model is compact-sized, good purification, takes off
Sulphur efficiency is high, has significant economic value and social value.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model,
Fig. 2 is the structure diagram of the utility model hori-zontal flue gas distributor 215.
In figure：1- desulfurizing agent feeding mechanisms, 11- desulfurizing agents generation tank, 12- elevator pumps, 13- desulfurizer slurry holding vessels,
2- desulfurizers, 21- housings, smoke inlet pipe under 211-, the upper smoke inlet pipes of 212-, flue gas distributor under 213-, on 214-
Flue gas distributor, 215- hori-zontal flue gas distributors, the spiral flue gas distributors of 216-, 217- straight tubes, 218- endless tubes, 22- top plates,
221- slurry spraying devices, 23- cone buckets, 231- scum pipes, 232- flue gas air outlet pipes, 233- access holes, 3- denitrification apparatus, 4- remove two
Dislike English device, 5- bag filters, 6- wind turbines, 7- chimneys, 8- fume pipes, 9- centers smoke distribution pipe.
Embodiment
The utility model will be further described below with reference to the accompanying drawings, but the utility model is not subject in any way
Limitation, any changes and modifications made based on the utility model training centre, belongs to the scope of protection of the utility model.
As depicted in figs. 1 and 2, the utility model includes sequentially connected desulfurizing agent feeding mechanism 1, desulfurizer 2, denitration
Device 3, except dioxin device 4, bag filter 5, wind turbine 6 and chimney 7, each device is removing what is contained in sintering flue gas
The harmful substances such as sulfur dioxide, nitrogen oxides, dioxin, flue dust and dust, finally under the action of wind turbine 6 by purified treatment after
Gas be transported to chimney 7, be discharged into by chimney 7 in air, desulfurizing agent feeding mechanism 1 include be sequentially communicated desulfurizing agent generation
Tank 11, elevator pump 12 and desulfurizer slurry holding vessel 13, in desulfurizing agent generates tank 11, add quick lime and water mixing generation hydrogen
Calcium oxide slurries, use using calcium hydroxide slurry as desulfurizing agent, and desulfurizing agent is transported to desulfurizer slurry by elevator pump 12 and stores up
Deposit and stored in tank 13, used for desulfurizer 2.
Desulfurizer 2 includes housing 21, top plate 22 and cone bucket 23, and slurry spraying device 221, slurries mist are provided with top plate 22
Change device 221 to connect with desulfurizer slurry holding vessel 13, lower smoke inlet pipe 211, housing are connected with the side wall of 21 lower part of housing
Be connected with smoke inlet pipe 212 on the side wall on 21 tops, lower smoke inlet pipe 211 and upper smoke inlet pipe 212 with setting
Fume pipe 8 outside housing 21 connects, and housing 21 is internally provided with lower flue gas distributor 213 and upper flue gas distributor 214, lower cigarette
Gas distributor 213 is connected with lower smoke inlet pipe 211, and upper flue gas distributor 214 is connected with upper smoke inlet pipe 212, lower flue gas
Distributor 213 includes the hori-zontal flue gas distributor 215 and spiral flue gas distributor 216 of connection, and hori-zontal flue gas distributor 215 is horizontal
It is arranged on inside housing 21, spiral flue gas distributor 216 is fixed on into coil on the inner wall of housing 21, hori-zontal flue gas point
Cloth device 215 includes the straight tube 217 and Duo Gen endless tubes 218 of radicle closure, and straight tube 217 and every endless tube 218 are homogeneously intercommunicated,
Center smoke distribution pipe 9 is vertically arranged with housing 21, the lower end of center smoke distribution pipe 9 is connected with straight tube 217, upper end seal
It is stifled, upper and lower two smoke inlet pipes are provided with desulfurizer 2, hori-zontal flue gas point is connected with lower smoke inlet pipe 211
Cloth device 215 and spiral flue gas distributor 216, the setting center smoke distribution pipe 9 in housing 21, are provided to as far as possible that flue gas is equal
It is even scattered, desulfurizing agent and flue gas is obtained the contact area of maximum, reach most sufficient reaction, so as to improve desulfurization effect
Rate, 23 bottom of cone bucket are connected with scum pipe 231, flue gas air outlet pipe 232 are connected on 23 side wall of cone bucket, in order to facilitate desulfurizer 2
Maintenance, be provided with access hole 233 on 23 side wall of cone bucket.
In order to ensure that the flue gas after desulfurization is smooth, smoothly discharges desulfurizer 2, the powdered granule of desulfurization and drying is prevented
Heap ash, results in blockage in flue gas air outlet pipe 232, is provided with filter screen in flue gas air outlet pipe 232, and the one of flue gas air outlet pipe 232
End is stretched into inside cone bucket 23, and the center line of plane and cone bucket 23 where the end face of flue gas air outlet pipe 232 is into 30 °~60 ° of folder
Angle, the other end are connected with denitrification apparatus 3.
In the sweetening process of desulfurizer 2, suitable desulfurizing agent should be added according to the actual conditions of sintering flue gas, in order to
Avoid desulfurizing agent insufficient, cause to react insufficient, the halfway situation of desulfurization, it is excessive also for desulfurizing agent is avoided, cause fearless
Waste situation, be provided with rationing valve on the pipeline that slurry spraying device 221 is connected with desulfurizer slurry holding vessel 13, it is fixed
Amount adds desulfurizing agent, reaches optimal desulfurization effect.
Claims (5)
1. a kind of novel sintered flue gas desulfurization purification system, including sequentially connected desulfurizing agent feeding mechanism（1）, desulfurizer
（2）, denitrification apparatus（3）, except dioxin device（4）, bag filter（5）, wind turbine（6）And chimney（7）, it is characterised in that：Institute
State desulfurizing agent feeding mechanism（1）Desulfurizing agent including being sequentially communicated generates tank（11）, elevator pump（12）Stored with desulfurizer slurry
Tank（13）, the desulfurizer（2）Including housing（21）, top plate（22）And cone bucket（23）, the top plate（22）On be provided with slurry
Liquid atomization device（221）, slurry spraying device（221）With desulfurizer slurry holding vessel（13）Connection, the housing（21）The side of lower part
Lower smoke inlet pipe is connected with wall（211）, housing（21）Smoke inlet pipe is connected with the side wall on top（212）, lower cigarette
Gas air inlet pipe（211）With upper smoke inlet pipe（212）With being arranged on housing（21）Outer fume pipe（8）Connection, the housing
（21）It is internally provided with lower flue gas distributor（213）With upper flue gas distributor（214）, lower flue gas distributor（213）With lower flue gas
Air inlet pipe（211）Connection, upper flue gas distributor（214）With upper smoke inlet pipe（212）Connection, the lower flue gas distributor
（213）Hori-zontal flue gas distributor including connection（215）With spiral flue gas distributor（216）, hori-zontal flue gas distributor（215）Water
It is flat to be arranged on housing（21）Inside, spiral flue gas distributor（216）Housing is fixed on into coil（21）Inner wall on, water
Flat flue gas distributor（215）Include the straight tube of radicle closure（217）With more endless tubes（218）, straight tube（217）With every ring
Pipe（218）Homogeneous intercommunicated, the cone bucket（23）Bottom is connected with scum pipe（231）, cone bucket（23）Flue gas is connected with side wall
Air outlet pipe（232）, cone bucket（23）Access hole is provided with side wall（233）.
A kind of 2. novel sintered flue gas desulfurization purification system according to claim 1, it is characterised in that：The flue gas outlet
Pipe（232）One end stretch into cone bucket（23）Inside, and flue gas air outlet pipe（232）End face where plane and cone bucket（23）Center
Line is into 30 °~60 ° of angle, the other end and denitrification apparatus（3）Connection.
A kind of 3. novel sintered flue gas desulfurization purification system according to claim 1, it is characterised in that：The housing（21）
Inside it is vertically arranged with center smoke distribution pipe（9）, center smoke distribution pipe（9）Lower end and straight tube（217）Connection, upper end seal
It is stifled.
A kind of 4. novel sintered flue gas desulfurization purification system according to claim 1, it is characterised in that：The slurry spraying
Device（221）With desulfurizer slurry holding vessel（13）Rationing valve is provided with the pipeline of connection.
A kind of 5. novel sintered flue gas desulfurization purification system according to claim 1, it is characterised in that：The flue gas outlet
Pipe（232）Inside it is provided with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235006.2U CN207237695U (en) | 2017-09-25 | 2017-09-25 | A kind of novel sintered flue gas desulfurization purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235006.2U CN207237695U (en) | 2017-09-25 | 2017-09-25 | A kind of novel sintered flue gas desulfurization purification system |
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| CN207237695U true CN207237695U (en) | 2018-04-17 |
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| CN201721235006.2U Active CN207237695U (en) | 2017-09-25 | 2017-09-25 | A kind of novel sintered flue gas desulfurization purification system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704462A (en) * | 2018-06-12 | 2018-10-26 | 石宏扬 | A kind of CFB boiler SNCR and SCR combined denitration devices |
| CN109592858A (en) * | 2019-01-29 | 2019-04-09 | 山东明晟环保工程有限公司 | A kind of Coking Plant Wastewater zero-emission concentrated water processing system and its processing method |
| CN111569652A (en) * | 2020-04-02 | 2020-08-25 | 江苏峰业科技环保集团股份有限公司 | Dry desulfurization, denitrification and purification integrated device for kiln flue gas |
| CN112495182A (en) * | 2020-11-11 | 2021-03-16 | 杭州国泰环保科技股份有限公司 | Sludge incineration flue gas denitration system |
-
2017
- 2017-09-25 CN CN201721235006.2U patent/CN207237695U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704462A (en) * | 2018-06-12 | 2018-10-26 | 石宏扬 | A kind of CFB boiler SNCR and SCR combined denitration devices |
| CN109592858A (en) * | 2019-01-29 | 2019-04-09 | 山东明晟环保工程有限公司 | A kind of Coking Plant Wastewater zero-emission concentrated water processing system and its processing method |
| CN111569652A (en) * | 2020-04-02 | 2020-08-25 | 江苏峰业科技环保集团股份有限公司 | Dry desulfurization, denitrification and purification integrated device for kiln flue gas |
| CN112495182A (en) * | 2020-11-11 | 2021-03-16 | 杭州国泰环保科技股份有限公司 | Sludge incineration flue gas denitration system |
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