CN208340471U - A kind of three-level desulfurizer of flue - Google Patents
A kind of three-level desulfurizer of flue Download PDFInfo
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- CN208340471U CN208340471U CN201820759777.XU CN201820759777U CN208340471U CN 208340471 U CN208340471 U CN 208340471U CN 201820759777 U CN201820759777 U CN 201820759777U CN 208340471 U CN208340471 U CN 208340471U
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Abstract
The utility model provides a kind of three-level desulfurizer of flue, is related to environmental technology field, including active coke desulphurizing tower, two-level absorption tower and smoke discharging pipe；The bottom of active coke desulphurizing tower is equipped with first pipe, and top is equipped with second pipe, and mixer is connected by third pipeline with active coke desulphurizing tower；The bottom of two-level absorption tower is equipped with smoke pipeline, and second pipe is connected with smoke pipeline, and the bottom of smoke pipeline is uniformly provided with several cigarette holes, and the top of smoke pipeline is equipped with Venturi rod layer；The lower section of two-level absorption tower is equipped with lye pond, and lye pond is connected with the lower end of the 4th pipeline, and the upper end of the 4th pipeline extends into the inner upper of two-level absorption tower, and the part that the 4th pipeline is located inside two-level absorption tower is uniformly provided with several atomizers；Two-level absorption tower is connected with smoke discharging pipe by the 5th pipeline, and the present apparatus can greatly improve desulfuration efficiency by the three-level desulfurization to flue gas, effectively mitigation pollution on the environment.
Description
Technical field
The utility model relates to environmental technology fields, and in particular to a kind of three-level desulfurizer of flue.
Background technique
Iron and steel enterprise's pollutant discharge amount is only second to Thermal Power Generation Industry, occupies second.SO2 discharges major pollutants from burning
Process is tied, the SO2 discharge amount that sintering machine generates accounts for the 60% of entire steel production total release.Wherein flue gas of sintering machine head contains
The multiple pollutants such as dirt, SO2, SO3, NOx, dioxin, HCl, HF, heavy metal, sintering machine tail flue gas, for feed proportioning system, screening
The pollutant that dying grain system generates is based on flue dust.Currently, domestic iron and steel enterprises flue gas of sintering machine system be completed it is more
Desulfurizer is covered, some problems occurs in actual moving process in partial desulfurization device, as desulfuration efficiency is not high, pipe-line equipment
There is a large amount of white plume, formation gypsum rain etc. in easy blocking, tail gas funnel, and not only equipment is easy to damage, but also can not effectively subtract
Light pollution on the environment.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of three-level desulfurizer of flue, by flue
The three-level desulfurization of flue gas, can greatly improve desulfuration efficiency, effectively mitigation pollution on the environment.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of three-level desulfurizer of flue, including active coke desulphurizing tower, two-level absorption tower and smoke discharging pipe；
The bottom of the active coke desulphurizing tower is equipped with first pipe, and top is equipped with second pipe, and mixer passes through third pipe
Road is connected with the active coke desulphurizing tower；
The bottom of the two-level absorption tower is equipped with smoke pipeline, and the second pipe is connected with the smoke pipeline, institute
The bottom for stating smoke pipeline is uniformly provided with several cigarette holes, and the top of the smoke pipeline is equipped with Venturi rod layer；
The lower section of the two-level absorption tower is equipped with lye pond, and the lye pond is connected with the lower end of the 4th pipeline, described
The upper end of 4th pipeline extends into the inner upper of the two-level absorption tower, and the 4th pipeline is located in the two-level absorption tower
The part in portion is uniformly provided with several atomizers；
4th pipeline is equipped with sampling groove, water pump and spinner flowmeter；
The two-level absorption tower is connected with the smoke discharging pipe by the 5th pipeline, and the 5th pipeline is equipped with carbonated drink
Separator；
The bottom of the smoke discharging pipe is equipped with circulating line, and the circulating line is connected with water inlet line, the annular
The 6th pipeline is symmetrically arranged at left and right sides of pipeline, the 6th pipeline is upwardly extended along the smoke discharging pipe, the smoke evacuation
Left and right sides wall inside pipeline is equipped with several atomizers, and the atomizer is connected with the 6th pipeline.
Further, first pipe, second pipe, third pipeline, be equipped with booster fan on the 5th pipeline.
Further, PH detecting instrument is equipped in the sampling groove.
Further, the bottom of the smoke discharging pipe is connected with collecting pit.
Further, the top of the smoke discharging pipe is equipped with demister.
Further, the atomizer or so inside the smoke discharging pipe is staggered.
Further, the caliber of the second pipe is less than the caliber of smoke pipeline.
Further, the water pump is acid and alkali-proof pump.
(3) beneficial effect
The utility model provides a kind of three-level desulfurizer of flue, has the advantages that
Desulfurization, three-level steam Absorption Desulfurization, three-level desulfurization, Ke Yi great are atomized by the desulfurization of primary activity coke, second level lye
It is big to improve desulfuration efficiency, mitigate the SO in flue gas2、SO3Pollution on the environment, and not only can be with desulfurization, in flue gas
The multiple pollutants such as NOx, dioxin, HCl, HF, heavy metal have good removal effect；And it is small to equipment damage, it uses
A possibility that service life is long, and desulfurization fume discharge is not in plume, also greatly reduces gypsum rain formation, is worth pushing away on a large scale
Extensively.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Figure label respectively represents:
1, mixer；2, third pipeline；3, booster fan；4, active coke desulphurizing tower；5, first pipe；6, second pipe；
7, lye pond；8, two-level absorption tower；9, smoke pipeline；10, atomizer；11, the 4th pipeline；12, sampling groove；13, PH is detected
Instrument；14, water pump；15, spinner flowmeter；16, steam-water separator；17, the 5th pipeline；18, two-level absorption tower；19, ring pipe
Road；20, smoke discharging pipe；21, demister；22, the 6th pipeline.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
A kind of three-level desulfurizer of flue, including active coke desulphurizing tower 4, two-level absorption tower 8 and smoke discharging pipe 20；
The bottom of active coke desulphurizing tower 4 is equipped with first pipe 5, and top is equipped with second pipe 6, and mixer 1 passes through third pipe
Road 2 is connected with active coke desulphurizing tower 4；
The bottom of two-level absorption tower 8 is equipped with smoke pipeline 9, and second pipe 6 is connected with smoke pipeline 9, second pipe 6
Caliber is less than the caliber of smoke pipeline 9；
The bottom of smoke pipeline 9 is uniformly provided with several cigarette holes, and the top of smoke pipeline 9 is equipped with Venturi rod layer；
The lower section of two-level absorption tower 8 is equipped with lye pond 7, and lye pond 7 is connected with the lower end of the 4th pipeline 11, the 4th pipeline
11 upper end extends into the inner upper of two-level absorption tower 8, and the part that the 4th pipeline 11 is located inside two-level absorption tower 8 is uniformly set
There are several atomizers 10；
4th pipeline 11 is equipped with sampling groove 12, water pump 14 and spinner flowmeter 15, is equipped with PH detector in sampling groove 12
Device 13, water pump 14 are acid and alkali-proof pump；
Two-level absorption tower 8 is connected with smoke discharging pipe 20 by the 5th pipeline 17, and the 5th pipeline 17 is equipped with steam-water separation
Device 16；
First pipe 5, third pipeline 2, is equipped with booster fan 3 on the 5th pipeline 17 at second pipe 6；
The bottom of smoke discharging pipe 20 is connected with collecting pit 18, and the top of smoke discharging pipe 20 is equipped with demister 21；
The bottom of smoke discharging pipe 20 is equipped with circulating line 19, and circulating line 19 is connected with water inlet line, circulating line 19
The left and right sides be symmetrically arranged with the 6th pipeline 22, the 6th pipeline 22 is upwardly extended along smoke discharging pipe 20, inside smoke discharging pipe 20
Left and right sides wall on be staggeredly equipped with several atomizers 10, atomizer 10 is connected with the 6th pipeline 22.
The application method of the present apparatus are as follows:
Flue gas enters in active coke desulphurizing tower 4 from first pipe 5 carries out first grade desulfurizing, ammonia and air in mixer 1
Being passed through in active coke desulphurizing tower 4 after being pre-mixed can be with denitration (ammonia and nitrogen oxides generation redox reaction generation nitrogen
Gas)；
The caliber of second pipe 6 is less than the caliber of smoke pipeline 9, and the flue gas after first grade desulfurizing enters in smoke pipeline 9, flows
Speed is slack-off, slowly escapes from the bottom cigarette hole of smoke pipeline 9, and the lye sprayed with atomizer 10 on the 4th pipeline 11 is in Wen Qiu
In stick layer contact, carry out two-grade desulfurizing；
Flue gas after two-grade desulfurizing, which enters in smoke discharging pipe 20, to be discharged, during moving upwards with atomizer
The steam of 10 discharges is in contact, and on the one hand cools down to it, prevents from occurring a large amount of white plume at 20 nozzle of smoke discharging pipe, be formed
Gypsum rain etc., can also be to SO remaining in flue gas2、SO3It is absorbed three times.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of three-level desulfurizer of flue, which is characterized in that including active coke desulphurizing tower (4), two-level absorption tower (8) and row
Smoke pipeline (20)；
The bottom of the active coke desulphurizing tower (4) is equipped with first pipe (5), and top is equipped with second pipe (6), and mixer (1) is logical
Third pipeline (2) is crossed to be connected with the active coke desulphurizing tower (4)；
The bottom of the two-level absorption tower (8) is equipped with smoke pipeline (9), the second pipe (6) and smoke pipeline (9) phase
Connection, the bottom of the smoke pipeline (9) are uniformly provided with several cigarette holes, and the top of the smoke pipeline (9) is equipped with venturi
Stick layer；
The lower section of the two-level absorption tower (8) is equipped with lye pond (7), the lower end phase of the lye pond (7) and the 4th pipeline (11)
Connection, the upper end of the 4th pipeline (11) extends into the inner upper of the two-level absorption tower (8), the 4th pipeline (11)
The part internal positioned at the two-level absorption tower (8) is uniformly provided with several atomizers (10)；
4th pipeline (11) is equipped with sampling groove (12), water pump (14) and spinner flowmeter (15)；
The two-level absorption tower (8) is connected with the smoke discharging pipe (20) by the 5th pipeline (17), the 5th pipeline
(17) steam-water separator (16) are equipped with；
The bottom of the smoke discharging pipe (20) is equipped with circulating line (19), and the circulating line (19) is connected with water inlet line,
The 6th pipeline (22) is symmetrically arranged at left and right sides of the circulating line (19), the 6th pipeline (22) is along the smoke exhaust pipe
Road (20) upwardly extends, and the internal left and right sides wall of the smoke discharging pipe (20) is equipped with several atomizers (10), described
Atomizer (10) is connected with the 6th pipeline (22).
2. the three-level desulfurizer of flue as described in claim 1, which is characterized in that first pipe (5), second pipe (6),
Booster fan (3) are equipped on third pipeline (2), the 5th pipeline (17).
3. the three-level desulfurizer of flue as described in claim 1, which is characterized in that be equipped with PH in the sampling groove (12) and examine
It surveys instrument (13).
4. the three-level desulfurizer of flue as described in claim 1, which is characterized in that the bottom of the smoke discharging pipe (20) with
Collecting pit (18) is connected.
5. the three-level desulfurizer of flue as described in claim 1, which is characterized in that set at the top of the smoke discharging pipe (20)
There are demister (21).
6. the three-level desulfurizer of flue as described in claim 1, which is characterized in that the internal mist of the smoke discharging pipe (20)
Change spray head (10) left and right to be staggered.
7. the three-level desulfurizer of flue as described in claim 1, which is characterized in that the caliber of the second pipe (6) is small
Caliber in smoke pipeline (9).
8. the three-level desulfurizer of flue as described in claim 1, which is characterized in that the water pump (14) is acid and alkali-proof pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759777.XU CN208340471U (en) | 2018-05-21 | 2018-05-21 | A kind of three-level desulfurizer of flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759777.XU CN208340471U (en) | 2018-05-21 | 2018-05-21 | A kind of three-level desulfurizer of flue |
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| Publication Number | Publication Date |
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| CN208340471U true CN208340471U (en) | 2019-01-08 |
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| CN201820759777.XU Active CN208340471U (en) | 2018-05-21 | 2018-05-21 | A kind of three-level desulfurizer of flue |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773895A (en) * | 2020-08-05 | 2020-10-16 | 四川省达科特能源科技股份有限公司 | Sulfur-containing process gas wet desulphurization device and process |
-
2018
- 2018-05-21 CN CN201820759777.XU patent/CN208340471U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773895A (en) * | 2020-08-05 | 2020-10-16 | 四川省达科特能源科技股份有限公司 | Sulfur-containing process gas wet desulphurization device and process |
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