CN205570083U - Semidry flue gas desulphurization dust collector - Google Patents
Semidry flue gas desulphurization dust collector Download PDFInfo
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- CN205570083U CN205570083U CN201620295793.9U CN201620295793U CN205570083U CN 205570083 U CN205570083 U CN 205570083U CN 201620295793 U CN201620295793 U CN 201620295793U CN 205570083 U CN205570083 U CN 205570083U
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- tower
- flue gas
- desulfurization reaction
- desulfurizing agent
- reaction tower
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Abstract
The utility model discloses a semidry flue gas desulphurization dust collector, including the flue gas desulfurization reaction tower, pipeline intercommunication boiler flue gas discharging equipment's exhanst gas outlet is passed through at the top of flue gas desulfurization reaction tower, and flue gas desulfurization reaction top of the tower portion still is provided with desulfurizer delivery port and the grey delivery port of circulation, and the well upper portion of flue gas desulfurization reaction tower is provided with to the atomizer who sprays reaction reagent in the tower body, and the tower body that lies in between atomizer and the top is provided with the combination venturi tube, the bottom of flue gas desulfurization reaction tower is provided with desulfurizing tower ash bucket system, and desulfurizing tower ash bucket system passes through the grey delivery port of ash conveying pipe intercommunication circulation, the flue gas desulfurization reaction tower of desulfurizing tower ash bucket system top is provided with the sack dust removal mechanism of ring tower body outer wall outward, and the air outlet of sack dust removal mechanism is through air -out pipeline intercommunication chimney. The utility model discloses simple structure, equipment investment and area reduce by a wide margin, have reduced energy consumption and working costs, and have improved dust removal and desulfurization efficiency greatly.
Description
Technical field
This utility model relates to industrial dedusting environmental protection equipment, a kind of desulfurating dust removing device for flue gas based on semidry process.
Background technology
Flue gas desulfurization refers to remove the oxysulfide in industrial waste gas, and conventional fume desulphurization method is divided into wet processing, dry process and semidry process.Flue-gas dust-removing and desulfurization in dry method, semidry process generally uses the equipment such as desulfurizing tower, flue gas conditioning combination type cyclone dust removal and combination type Venturi tube to complete dust-removal and desulfurizing operation after coupling the most both at home and abroad, coupling Structure of need part and pipeline is connected, there is the shortcomings such as function singleness, resistance is big, structure is complicated, floor space is big, equipment investment is big, energy consumption is high, efficiency of dust collection is low, operating cost is high in this kind of split modular structure.
Summary of the invention
This utility model technical issues that need to address are to provide the integrated semi-dry process flue gas desulphurization dust arrester that a kind of floor space is little, energy consumption is low, equipment investment is few, operating cost is low and efficiency of dust collection is high.
For solving above-mentioned technical problem, technical solution adopted in the utility model is as follows.
Semi-dry process flue gas desulphurization dust arrester, including desulfurization reaction tower, the top of the described desulfurization reaction tower exhanst gas outlet by pipeline communication boiler smoke tapping equipment, desulphurization reaction top of tower is additionally provided with desulfurizing agent delivery port and circulating ash delivery port, the sprayer unit of reaction reagent is sprayed in the middle and upper part of desulfurization reaction tower in arranging oriented tower body, be provided with combination Venturi tube in the tower body between sprayer unit and top；The bottom of desulfurization reaction tower is provided with desulfurizing tower ash bucket system, and desulfurizing tower ash bucket system passes through ash conveying pipe communication loop ash delivery port；Desulfurization reaction tower above desulfurizing tower ash bucket system is outside equipped with the bag-type dust mechanism of ring tower body outer wall, and the air outlet of bag-type dust mechanism connects chimney by wind pipe.
Above-mentioned semi-dry process flue gas desulphurization dust arrester, described sprayer unit includes the two fluid spray rifles arranging desulfurization reaction tower, and pipeline communication technique water source is passed through in one end of two fluid spray rifles, and the other end of two fluid spray rifles passes through pipeline communication high-pressure air source.
Above-mentioned semi-dry process flue gas desulphurization dust arrester, described desulfurizing agent delivery port passes through pipeline communication desulfurizing agent feedway, desulfurizing agent feedway includes desulfurizing agent storehouse, the top in desulfurizing agent storehouse is provided with top, storehouse cleaner unit, the bottom in desulfurizing agent storehouse is provided with bottom of the reservior ash bucket system, and the discharging opening of bottom of the reservior ash bucket system passes through pipeline communication desulfurizing agent delivery port.
Above-mentioned semi-dry process flue gas desulphurization dust arrester, the pulsation deashing device being connected by three-way valve it is additionally provided with between described bag-type dust mechanism and wind pipe, pulsation deashing device includes flutter valve, pulsation blower fan, blower motor and back suction airduct, the external port of flutter valve entrance connection three-way valve, flutter valve another port connection back suction airduct.
Owing to have employed above technical scheme, technological progress acquired by this utility model is as follows.
Flue gas desulfurization, dedusting, quenched implement are arranged in a container by this utility model, desulfurization and dedusting operation is completed by arranging multipolarization technical pattern in this container, simple in construction, equipment investment and floor space are all greatly decreased, reduce energy consumption and operating cost, and substantially increase dedusting and desulfuration efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of sprayer unit described in the utility model；
Fig. 3 is the structural representation of desulfurizing agent feedway described in the utility model；
Fig. 4 is the structural representation of pulsation deashing device described in the utility model.
Wherein: 1. boiler smoke entrance, 2. desulfurizing agent delivery port, 3. circulating ash delivery port, 4. combination Venturi tube, 5. two fluid spray rifle, 6. desulfurization reaction tower, 7. desulfurizing tower ash bucket system, 8. filter cloth bag, 9. three-way valve, 10. pulsation deashing device, 11. wind pipes, 12. desulfurizing agent storehouses, 13. top, storehouse cleaner units, 14. bottom of the reservior ash bucket systems, 15. desulfurizing agent entrances, 16. fresh water (FW) entrances, 17. high-pressure hydraulic pumps, 18. water ga(u)ges, 19. high-pressure air source, 20. air-introduced machines, 21. chimneys, 22. pulsation blower fans, 23. blower motors, 24. back suction airducts, 25. flutter valves.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is further elaborated.
A kind of semi-dry process flue gas desulphurization dust arrester, its structure is as it is shown in figure 1, include desulfurization reaction tower 6, sprayer unit, desulfurizing tower ash bucket system 7, bag-type dust mechanism, desulfurizing agent feedway and chimney 21.
The top of desulfurization reaction tower 6 exhanst gas outlet by pipeline communication boiler smoke tapping equipment, i.e. boiler smoke is sent into desulphurization reaction top of tower by the boiler smoke entrance 1 from Fig. 1.
The top of desulfurization reaction tower 6 is provided with desulfurizing agent delivery port 2 and circulating ash delivery port 3.Desulfurizing agent delivery port 2 is by pipeline communication desulfurizing agent feedway, for carrying desulfurizing agent in desulfurization reaction tower；Circulating ash delivery port 3 is by pipeline communication desulfurizing tower ash bucket system 7, and for carrying circulating ash in desulfurization reaction tower, circulating ash comprises band activated recycling circulation flying dust and Boiler Ash.
The top of desulfurization reaction tower 6 is provided with combination Venturi tube 4, for being polymerized boiler smoke, desulfurizing agent, circulating ash under diffusion is concentrated in diffusion so that the mixed flue gas of polymerization reacts in uniformly entering desulfurization reaction tower.
Sprayer unit is arranged on the middle and upper part of desulfurization reaction tower 6, for spraying reaction reagent in tower body.The structure of sprayer unit is as shown in Figure 2, including the two fluid spray rifles 5 arranging desulfurization reaction tower 6, pipeline communication technique water source is passed through in one end of two fluid spray rifles, technique water source is after fresh water (FW) entrance 16 enters pipeline, second-rate spray body rifle 5 is flowed under the effect of high-pressure hydraulic pump 17, this fresh water (FW) pipeline is additionally provided with water ga(u)ge 18, is used for recording discharge；The other end of two fluid spray rifles passes through pipeline communication high-pressure air source 19.
The bottom of desulfurization reaction tower 6 is provided with desulfurizing tower ash bucket system 7, and desulfurizing tower ash bucket system 7 is by ash conveying pipe communication loop ash delivery port 3.Desulfurizing tower ash bucket system 7 is made up of ash bucket and helix transporting device, and helix transporting device sets two outlets: material mouth and circulating ash delivery port, wherein circulating ash conveying is delivered to the circulating ash delivery port 3 of desulfurization reaction tower by roots blower and compressed air.
Bag-type dust mechanism is arranged on above desulfurizing tower ash bucket system 7, and arranges around desulfurization reaction tower 6 outer wall, and for removing the dust in flue gas, the air outlet of bag-type dust mechanism connects chimney 21 by wind pipe 11, and wind pipe 11 is provided with air-introduced machine 20.Bag-type dust mechanism is locellus, branch mailbox filtration, is provided with filter cloth bag 8 in each chamber, and filtered version is that inner filtration combines outer filtered version.
Being additionally provided with the pulsation deashing device 10 being connected by three-way valve 9 between bag-type dust mechanism and wind pipe, pulsation deashing device uses back suction and blowback form, pulsation deashing and circulated air purge mode to carry out deashing process.As shown in Figure 4, including flutter valve 25, pulsation blower fan 22, blower motor 23 and back suction airduct 24, the external port of flutter valve entrance connection three-way valve, flutter valve another port connects back suction airduct to the structure of pulsation deashing device 10.The malleation wind regime that wherein circulated air is the clean air source after utilizing bag-type dust mechanism to filter and the indoor synthermal gas of dedusting mechanism is exported by air-introduced machine, adopt the structure the circulated air of supply it can be avoided that flue-gas temperature is variant and the cloth bag condensation trouble that causes.
Three-way valve is arranged between bag-type dust mechanism and wind pipe, and the lower port of three-way valve connects every chamber exhanst gas outlet of bag-type dust mechanism, and the upper port of three-way valve connects wind pipe, and the side ports of three-way valve connects flutter valve entrance.Three-way valve is made up of two valves, and valve is opened by high-pressure air source by cylinder and closes；During work, deashing valve is open mode, and draft tube valve is closed mode；During deashing, deashing valve is closed, and draft tube valve is open mode, and the malleation wind regime that draft is exported by air-introduced machine imports.
In this utility model, the desulfurizing agent delivery port 2 of desulfurization reaction tower is by pipeline communication desulfurizing agent feedway, the structure of desulfurizing agent feedway is as shown in Figure 3, including desulfurizing agent storehouse 12, the top in desulfurizing agent storehouse 12 is provided with top, storehouse cleaner unit 13, the bottom in desulfurizing agent storehouse 12 is provided with bottom of the reservior ash bucket system 14, and the discharging opening of bottom of the reservior ash bucket system 14 passes through pipeline communication desulfurizing agent delivery port 2, is sent into after treatment in desulfurization reaction tower by the desulfurizing agent entering desulfurizing agent storehouse from desulfurizing agent entrance.
Technological process of the present utility model is: the boiler smoke of the harmful substances such as dust-laden sulfur-bearing enters in desulfurization reaction tower, after tower top is in the desulfurizing agent being conveyed in tower and circulating ash mixing, it is polymerized through combination Venturi tube, the mixed flue gas of polymerization reacts even in desulfurization reaction tower, two fluid spray rifles spray atomized water in tower, atomized water and flue gas, desulfurizing agent, the particulate matter carrier of high concentration is formed with activated circulating ash after mixing, particulate matter carrier surface area is big, gas, Gu, great reactivity and reaction table area is had between liquid three, heat and mass is the strongest, formed and remove SO in flue gas2Ideal conditions, and make desulfurized effect reach optimum discharge standard by arranging the response time of desulfurization reaction tower.Flue gas after desulfurization enters bag-type dust mechanism and carries out dust removal process, and by pulsation deashing device, dust is sent in desulfurizing tower ash bucket system, a dust stratification part in desulfurization reaction tower ash bucket system returns desulfurization reaction tower as circulating ash, and another part is transported by helix transporting device.
Claims (4)
1. semi-dry process flue gas desulphurization dust arrester, it is characterized in that: include desulfurization reaction tower (6), the top of described desulfurization reaction tower (6) exhanst gas outlet by pipeline communication boiler smoke tapping equipment, desulfurization reaction tower (6) top is additionally provided with desulfurizing agent delivery port (2) and circulating ash delivery port (3), the sprayer unit of reaction reagent is sprayed in the middle and upper part of desulfurization reaction tower (6) in arranging oriented tower body, be provided with combination Venturi tube (4) in the tower body between sprayer unit and top；The bottom of desulfurization reaction tower (6) is provided with desulfurizing tower ash bucket system (7), and desulfurizing tower ash bucket system (7) passes through ash conveying pipe communication loop ash delivery port (3)；The desulfurization reaction tower (6) of desulfurizing tower ash bucket system (7) top is outside equipped with the bag-type dust mechanism of ring tower body outer wall, and the air outlet of bag-type dust mechanism is by wind pipe (11) connection chimney (21).
Semi-dry process flue gas desulphurization dust arrester the most according to claim 1, it is characterized in that: described sprayer unit includes arranging two fluid spray rifles (5) of desulfurization reaction tower (6), pipeline communication technique water source is passed through in one end of two fluid spray rifles, and the other end of two fluid spray rifles passes through pipeline communication high-pressure air source (19).
Semi-dry process flue gas desulphurization dust arrester the most according to claim 1, it is characterized in that: described desulfurizing agent delivery port (2) passes through pipeline communication desulfurizing agent feedway, desulfurizing agent feedway includes desulfurizing agent storehouse (12), the top in desulfurizing agent storehouse (12) is provided with top cleaner unit, storehouse (13), the bottom in desulfurizing agent storehouse (12) is provided with bottom of the reservior ash bucket system (14), and the discharging opening of bottom of the reservior ash bucket system (14) passes through pipeline communication desulfurizing agent delivery port (2).
Semi-dry process flue gas desulphurization dust arrester the most according to claim 1, it is characterized in that: between described bag-type dust mechanism and wind pipe, be additionally provided with the pulsation deashing device (10) being connected by three-way valve (9), pulsation deashing device (10) includes flutter valve (25), pulsation blower fan (22), blower motor (23) and back suction airduct (24), the external port of flutter valve entrance connection three-way valve, flutter valve another port connection back suction airduct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620295793.9U CN205570083U (en) | 2016-04-11 | 2016-04-11 | Semidry flue gas desulphurization dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620295793.9U CN205570083U (en) | 2016-04-11 | 2016-04-11 | Semidry flue gas desulphurization dust collector |
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| Publication Number | Publication Date |
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| CN205570083U true CN205570083U (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620295793.9U Withdrawn - After Issue CN205570083U (en) | 2016-04-11 | 2016-04-11 | Semidry flue gas desulphurization dust collector |
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| CN (1) | CN205570083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664704A (en) * | 2016-04-11 | 2016-06-15 | 施磊 | Semidry flue gas desulfurization dust collector |
| CN107213778A (en) * | 2017-07-31 | 2017-09-29 | 施磊 | Inertia semi-dry process flue gas desulphurization reaction tower |
-
2016
- 2016-04-11 CN CN201620295793.9U patent/CN205570083U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664704A (en) * | 2016-04-11 | 2016-06-15 | 施磊 | Semidry flue gas desulfurization dust collector |
| CN105664704B (en) * | 2016-04-11 | 2019-02-22 | 施磊 | Semidry flue gas desulfurization dust collector |
| CN107213778A (en) * | 2017-07-31 | 2017-09-29 | 施磊 | Inertia semi-dry process flue gas desulphurization reaction tower |
| CN107213778B (en) * | 2017-07-31 | 2023-03-21 | 江苏玺蓝科环境工程技术有限公司 | Inertia semi-dry method flue gas desulfurization reaction tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160914 Effective date of abandoning: 20190222 |