CN209530510U - A kind of high-efficiency flue gas desulfurization denitration dust-removing device - Google Patents

A kind of high-efficiency flue gas desulfurization denitration dust-removing device Download PDF

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Publication number
CN209530510U
CN209530510U CN201822022032.8U CN201822022032U CN209530510U CN 209530510 U CN209530510 U CN 209530510U CN 201822022032 U CN201822022032 U CN 201822022032U CN 209530510 U CN209530510 U CN 209530510U
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China
Prior art keywords
flue gas
fixed
tank
appearance wall
processing tank
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Expired - Fee Related
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CN201822022032.8U
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Chinese (zh)
Inventor
陈宗华
谈秋
唐军
蔡锋
陈长明
张炳浩
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Nanjing North Tide Environmental Protection Technology Co Ltd
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Nanjing North Tide Environmental Protection Technology Co Ltd
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Priority to CN201822022032.8U priority Critical patent/CN209530510U/en
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Abstract

The utility model belongs to depollution of environment facility technology field, in particular a kind of high-efficiency flue gas desulfurization denitration dust-removing device, including denitrating system, dust pelletizing system and desulphurization system, the side of the denitrating system is equipped with always goes out fume pipe into fume pipe and always, and the denitrating system is wanted to be connected to by total fume pipe out with the dust pelletizing system, the dust pelletizing system always is wanted to be connected into fume pipe by described with the desulphurization system, and the denitrating system includes the first process tank;By being equipped with second processing tank in the side of the first process tank, and siphunculus is equipped in the first process tank and second processing tank, aspiration pump is fixed on the appearance wall of siphunculus, flue gas in first process tank can be reacted to the flue gas generated to pass through the suction of aspiration pump and be drawn into second processing tank by siphunculus with ammonia, while spraying aqueous slkali by multiple sprinkler heads in second processing tank to be dissolved in flue gas in aqueous slkali further to absorb the oxynitrides in flue gas.

Description

A kind of high-efficiency flue gas desulfurization denitration dust-removing device
Technical field
The utility model belongs to depollution of environment facility technology field, and in particular to a kind of high-efficiency flue gas desulfurization denitration dust-removing dress It sets.
Background technique
With the development of modern science and technology level and the raising of economic level, the change for the environment for causing people to live is increasingly Difference, with modern people to the raising that quality of life requires cause requirement of the modern people to living environment also it is higher and higher therefore Modern people increasingly pay attention to the protection of environment and the improvement to pollutant, therefore various depollution of environment facilities are manufactured Protection for environment.
Chinese patent (CN201520756377.X, a kind of high-efficiency flue gas desulfurization denitration dust-removing system), this patent discloses A kind of high-efficiency flue gas desulfurization denitration dust-removing system, including denitrating system, dust pelletizing system and desulphurization system, denitrating system and dedusting system System into fume pipe by always connecting, and dust pelletizing system is connect with desulphurization system by always going out fume pipe, and dust pelletizing system includes that wet type is quiet Electric precipitator, desulphurization system include the tower body of desulfurizing tower, are equipped with demister and spraying layer in tower body, demister is in upper, spraying layer Under, swirl-flow devices are installed between demister and spraying layer, free rotary vane device is installed above demister, wherein revolving Stream device includes the annular bottom plate being welded in tower body inner wall, and annular bottom plate is equipped with overflow hole, the connection reflux of overflow hole lower end Pipe, annular bottom plate inside are equipped with cover cylinder, and cover cylinder centre is equipped with blind plate, pass through several inclined eddy flows between blind plate and cover cylinder The angle of blade connection, swirl vane and horizontal plane is 25 °, forms inclined exhaust gases passes between adjacent two pieces of swirl vanes. Free rotary vane device includes the upper support frame being welded in tower body inner wall and lower bracing frame, is led between upper support frame and lower bracing frame It crosses bearing and longitudinal shaft is installed, to prevent water mist and solid particulate matter from entering bearing, be externally provided with retaining ring, bearing in bearing Outer end is equipped with sealing cover, and key connection has runner in shaft, and runner is equipped with several inclined sectors, and sector edge turns The circumferential direction of wheel is radially distributed, the shape of sector and runner composition electric fan;There are two wet cottrell is total, this Two wet cottrells are connected in parallel: their import is connect into fume pipe respectively with always, outlet respectively with always go out flue gas Pipe connection, realizes the function of the high-efficiency desulfurization denitration dust collecting of flue gas, but there is also skills once in this patent in this manner Art problem:
It 1, is usually that flue gas is passed into denitrating tower when during carrying out the denitration of flue gas using the device Denitration operation is carried out, and denitration is carried out to flue gas by using the mode of ammonia alkali the two poles of the earth denitration, but the device is by ammonia alkali the two poles of the earth The mode of deamination, which is placed in same denitrating tower, carries out denitration, and the oxynitrides elimination being easy to cause in flue gas in this way is not thorough To influence the efficiency of the denitration of the flue gas of whole device;
2, flue gas is imported by this by flue gas inlet pipe when carrying out the desulphurization denitration dedusting of flue gas using the device In device, it is easy when continuing peaceful dedusting by dust pelletizing system due to containing the particulate matters such as a large amount of dust in flue gas to removing The case where dirt system brings huge load, and prolonged use is easy to appear dust pelletizing system break-off generation is easy simultaneously Influence the service life of dust pelletizing system.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of high-efficiency flue gas desulfurization denitration and removes Dirt device, having, which efficiently to carry out denitration operation to flue gas, avoids influencing whole device to the efficiency of denitrating flue gas and can be with The characteristics of reducing load of the dust pelletizing system when being dusted.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-efficiency flue gas desulfurization denitration dust-removing dress It sets, including denitrating system, dust pelletizing system and desulphurization system, the side of the denitrating system is equipped with always goes out flue gas into fume pipe and always Pipe, and the denitrating system is wanted to be connected to by total fume pipe out with the dust pelletizing system, the dust pelletizing system passes through described Always want to be connected to the desulphurization system into fume pipe, the denitrating system include the first process tank, the one of first process tank Side is equipped with second processing tank, and the inside of first process tank is fixed with tank, and the appearance wall of first process tank On be fixed with flue gas inlet pipe, one end of the flue gas inlet pipe is located at the inside of the tank through first process tank, described Siphunculus is equipped between first process tank and the second processing tank, the both ends of the siphunculus are respectively at first process tank and institute It states second processing tank to be connected, and is fixed with aspiration pump on the appearance wall of the siphunculus, the aspiration pump and external power supply are electrical Connection, the inside of the second processing tank is fixed with connecting tube, multiple sprinkler heads, institute is fixed on the appearance wall of the connecting tube The bottom center for stating second processing tank is communicated with discharge nozzle, is fixed with valve on the appearance wall of the discharge nozzle.
Preferably, circulation storehouse is fixed on the appearance wall of the second processing tank, the inner surface wall bottom in the circulation storehouse is logical It crosses screw and is fixed with drawing liquid pump, the drawing liquid pump and external power supply are electrically connected, and are communicated on the appearance wall of the drawing liquid pump One end of circulation pipe, the circulation pipe is connected through the circulation storehouse and the second processing tank with the connecting tube.
Preferably, the bottom of first process tank and the second processing tank is respectively and fixedly provided with three stabilizer blades, described in three The bottom of stabilizer blade is respectively and fixedly provided with feet, and the angle between three stabilizer blades is 120 degree.
Preferably, it is symmetrically fixed with heating plate on the inner surface wall of the tank, two heating plates are and external power supply It is electrically connected.
Preferably, the dust pelletizing system include two wet cottrells, two wet cottrells with External power supply is electrically connected, and two wet cottrells are close to each other.
Preferably, opened up on the appearance wall of the flue gas inlet pipe it is fluted, and the flue gas inlet pipe internal slide connection There is fixed frame, the inside of the fixed frame is fixed with ultrafiltration membrane, and the pore size of the ultrafiltration membrane is 10 nanometers, the fixed frame Appearance wall on be fixed with connection sheet, the bottom of the connection sheet is fixed with handle, and the handle is a kind of circular shape.
Preferably, be fixed with rubber ring on the appearance wall of the fixed frame, the appearance wall of the rubber ring with it is described The inner surface wall of flue gas inlet pipe fits closely, and is fixed with arc rubber sheet gasket on the appearance wall of the handle.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model, by being equipped with second processing tank in the side of the first process tank, and in the first process tank and Second processing tank is equipped with siphunculus, is fixed with aspiration pump on the appearance wall of siphunculus, can be by flue gas and ammonia in the first process tank The flue gas that reaction generates passes through the suction of aspiration pump and is drawn into second processing tank by siphunculus, while passing through second processing tank In multiple sprinkler heads sprinkling aqueous slkali flue gas can be dissolved in aqueous slkali to the oxynitrides in flue gas into one Step absorbs, and then the desulfurization degree of flue gas can be improved, and avoids influencing whole device to the denitration efficiency of flue gas.
2, the utility model, by being connected with fixed frame in the internal slide of flue gas inlet pipe, while in the inside of fixed frame It is fixed with ultrafiltration membrane, it can be by the part ash in flue gas by ultrafiltration membrane when flue gas enters device by flue gas inlet pipe Dirt is filtered to can reduce dust pelletizing system when being dusted by dust pelletizing system to flue gas and meet, and can Fixed frame from pull-out in flue gas inlet pipe and to replace the ultrafiltration membrane inside fixed frame by handle.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the attachment structure schematic diagram of the utility model;
Fig. 2 is the schematic diagram of internal structure of denitrating system in the utility model;
Fig. 3 is the schematic diagram of internal structure of flue gas inlet pipe in the utility model;
In figure: 1, denitrating system;2, dust pelletizing system;3, always into fume pipe;4, desulphurization system;5, always go out fume pipe;6, cigarette Gas inlet pipe;7, heating plate;8, tank;9, the first process tank;10, siphunculus;11, aspiration pump;12, circulation pipe;13, connecting tube;14, Sprinkler head;15, storehouse is recycled;16, drawing liquid pump;17, stabilizer blade;18, feet;19, discharge nozzle;20, second processing tank;21, groove; 22, handle;23, connection sheet;24, arc rubber sheet gasket;25, rubber ring;26, fixed frame;27, ultrafiltration membrane.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1-3, the utility model the following technical schemes are provided: a kind of high-efficiency flue gas desulfurization denitration dust-removing device, Including denitrating system 1, dust pelletizing system 2 and desulphurization system 4, the side of denitrating system 1 is equipped with always goes out fume pipe into fume pipe 3 and always 5, and denitrating system 1 is wanted to be connected to by always going out fume pipe 5 with dust pelletizing system 2, dust pelletizing system 2 passes through always into fume pipe 3 and desulfurization System 4 is wanted to be connected to, and denitrating system 1 includes the first process tank 9, and the side of the first process tank 9 is equipped with second processing tank 20, and first The inside of process tank 9 is fixed with tank 8, and flue gas inlet pipe 6, flue gas inlet pipe 6 are fixed on the appearance wall of the first process tank 9 One end be located at the inside of tank 8 through the first process tank 9, equipped with siphunculus 10 between the first process tank 9 and second processing tank 20, The both ends of siphunculus 10 are connected respectively at the first process tank 9 with second processing tank 20, and pumping is fixed on the appearance wall of siphunculus 10 Air pump 11, aspiration pump 11 and external power supply are electrically connected, and the inside of second processing tank 20 is fixed with connecting tube 13, connecting tube 13 Multiple sprinkler heads 14 are fixed on appearance wall, the bottom center of second processing tank 20 is communicated with discharge nozzle 19, discharge nozzle 19 It is fixed with valve on appearance wall, flue gas in the first process tank 9 is reacted into generated flue gas with the ammonia in tank 8 and passes through aspiration pump 11 suction is simultaneously drawn into second processing tank 20 by siphunculus, while can pass through multiple sprinklings inside second processing tank 20 First 14 sprinkling alkaline solution in turn can be further to the nitrogen oxidation in flue gas so as to which flue gas to be dissolved in alkaline solution It closes object to be removed, the support efficiency for improving flue gas and the denitration efficiency for improving whole device, and aspiration pump may be implemented 11 model V040.
Specifically, being fixed with circulation storehouse 15 on the appearance wall of second processing tank 20, the inner surface wall bottom in circulation storehouse 15 passes through Screw is fixed with drawing liquid pump 16, and drawing liquid pump 16 and external power supply are electrically connected, and circulation is communicated on the appearance wall of drawing liquid pump 16 One end of pipe 12, circulation pipe 12 is connected through circulation storehouse 15 and second processing tank 20 with connecting tube 13, can by drawing liquid pump 16 With by the alkaline solution in second processing tank 20 be pumped into circulation storehouse 15 in and by circulation pipe 12 can be by alkaline solution again By multiple sprinkler heads 14 spray so as to alkaline solution recycled using can efficiently carry out flue gas Denitration operation, and the model HD-SS316L of drawing liquid pump 16, and recycle storehouse 15 and circulation pipe 12 is a kind of corrosion resistant High-intensitive plastic material.
Specifically, the bottom of the first process tank 9 and second processing tank 20 is respectively and fixedly provided with three stabilizer blades 17, three stabilizer blades 17 Bottom is respectively and fixedly provided with feet 18, and the angle between three stabilizer blades 17 is 120 degree, passes through three stabilizer blades 17 and three stabilizer blades 17 The feet of bottom can 18 can be firm by the first process tank 9 and second processing tank 20 support columns, and three stabilizer blades 17 and three A feet 18 is a kind of metal material.
Specifically, being symmetrically fixed with heating plate 7 on the inner surface wall of tank 8, two heating plates 7 electrically connect with external power supply It connects, the reacting so as to more increasing of flue gas and the alkaline solution inside tank 8 can be accelerated by the heating of two heating plates 7 Effect is removed the oxynitrides in flue gas, so as to improve the denitrification rate of flue gas.
Specifically, dust pelletizing system 2 includes two wet cottrells, two wet cottrells are and external power supply It is electrically connected, and two wet cottrells are close to each other, it can be by the ash in flue gas by two wet cottrells The particulate matters such as dirt are removed, and another can carry out replacing work when a wet cottrell stops working Make so as to avoid the case where causing whole device that can not just be worked when wet cottrell stops working, And the model of two wet cottrells is CR-MC-36.
Specifically, opening up fluted 21 on the appearance wall of flue gas inlet pipe 6, and the internal slide of flue gas inlet pipe 6 is connected with admittedly Determine frame 26, the inside of fixed frame 26 is fixed with ultrafiltration membrane 27, and the pore size of ultrafiltration membrane 27 is 10 nanometers, the appearance of fixed frame 26 Connection sheet 23 is fixed on wall, the bottom of connection sheet 23 is fixed with handle 22, and handle 22 is a kind of circular shape, can pass through ultrafiltration Part dust in flue gas is filtered by film 27, avoids a large amount of dust in flue gas from causing wet cottrell huge Load so as to cause wet cottrell service life decline, while can by handle 22 by fixed frame 26 pull out from And ultrafiltration membrane 27 can be replaced.
Specifically, be fixed with rubber ring 25 on the appearance wall of fixed frame 26, the appearance wall and flue gas of rubber ring 25 into The inner surface wall of pipe 6 fits closely, and is fixed with arc rubber sheet gasket 24 on the appearance wall of handle 22, can be with by rubber ring 25 Gap of the flue gas between fixed frame 26 and flue gas inlet pipe 6 is avoided to enter in device, and rubber ring 25 is a kind of softness Rubber material.
The working principle and process for using of the utility model: the utility model use flue gas pass through flue gas inlet pipe 6 Enter in device, at the same by the ultrafiltration membrane 27 in flue gas inlet pipe 6 the part dust in flue gas can be filtered to Flue gas be can reduce to the huge load of dust-extraction unit, and flue gas enters in the first process tank 9 denitration for carrying out the first weight Operation, then by generated flue gas in the first process tank 9 by the suction of aspiration pump 11 and can be by flue gas by siphunculus 10 Be drawn into second processing tank 20, and by the sprinkling alkaline solution of multiple sprinkler heads 14 inside second processing tank 20 so as to Flue gas is dissolved, while the alkaline solution in second processing tank 20 can be pumped into circulation storehouse 15 by drawing liquid pump 16 And alkaline solution can be sprayed again by multiple sprinkler heads 14 so as to mention by the use recycled by circulation pipe 12 The service efficiency of high alkalinity solution, and the denitrification rate of flue gas can be improved.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of high-efficiency flue gas desulfurization denitration dust-removing device, including denitrating system (1), dust pelletizing system (2) and desulphurization system (4), It is characterized by: the side of the denitrating system (1), which is equipped with, always goes out fume pipe (5) into fume pipe (3) and always, and the denitration system System (1) always goes out fume pipe (5) and with the dust pelletizing system (2) wants to be connected to by described, the dust pelletizing system (2) pass through it is described always into Fume pipe (3) is wanted to be connected to the desulphurization system (4), and the denitrating system (1) includes the first process tank (9), at described first The side for managing tank (9) is equipped with second processing tank (20), and the inside of first process tank (9) is fixed with tank (8), and institute It states and is fixed on the appearance wall of the first process tank (9) flue gas inlet pipe (6), one end of the flue gas inlet pipe (6) runs through described first Process tank (9) is located at the inside of the tank (8), is equipped between first process tank (9) and the second processing tank (20) The both ends of siphunculus (10), the siphunculus (10) are connected respectively at first process tank (9) with the second processing tank (20), And be fixed with aspiration pump (11) on the appearance wall of the siphunculus (10), the aspiration pump (11) and external power supply are electrically connected, institute The inside for stating second processing tank (20) is fixed with connecting tube (13), is fixed with multiple sprinklings on the appearance wall of the connecting tube (13) Head (14), the bottom center of the second processing tank (20) are communicated with discharge nozzle (19), the appearance wall of the discharge nozzle (19) On be fixed with valve.
2. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 1, it is characterised in that: the second processing Circulation storehouse (15) is fixed on the appearance wall of tank (20), the inner surface wall bottom of circulation storehouse (15) has been screwed drawing liquid It pumps (16), the drawing liquid pump (16) and external power supply are electrically connected, and are communicated with circulation on the appearance wall of the drawing liquid pump (16) It manages (12), one end of the circulation pipe (12) is through the circulation storehouse (15) and the second processing tank (20) and the connecting tube (13) it is connected.
3. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 1, it is characterised in that: first processing The bottom of tank (9) and the second processing tank (20) is respectively and fixedly provided with three stabilizer blades (17), and the bottom of three stabilizer blades (17) is equal It is fixed with feet (18), and the angle between three stabilizer blades (17) is 120 degree.
4. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 1, it is characterised in that: the tank (8) Inner surface wall on be symmetrically fixed with heating plate (7), two heating plates (7) with external power supply be electrically connected.
5. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 1, it is characterised in that: the dust pelletizing system It (2) include two wet cottrells, two wet cottrells are electrically connected with external power supply, and two institutes It is close to each other to state wet cottrell.
6. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 1, it is characterised in that: the flue gas inlet pipe (6) it is opened up on appearance wall fluted (21), and the internal slide of the flue gas inlet pipe (6) is connected with fixed frame (26), it is described The inside of fixed frame (26) is fixed with ultrafiltration membrane (27), and the pore size of the ultrafiltration membrane (27) is 10 nanometers, the fixed frame (26) it is fixed on appearance wall connection sheet (23), the bottom of the connection sheet (23) is fixed with handle (22), the handle It (22) is a kind of circular shape.
7. a kind of high-efficiency flue gas desulfurization denitration dust-removing device according to claim 6, it is characterised in that: the fixed frame (26) it is fixed on appearance wall rubber ring (25), the appearance wall of the rubber ring (25) and the flue gas inlet pipe (6) Inner surface wall fits closely, and is fixed with arc rubber sheet gasket (24) on the appearance wall of the handle (22).
CN201822022032.8U 2018-12-04 2018-12-04 A kind of high-efficiency flue gas desulfurization denitration dust-removing device Expired - Fee Related CN209530510U (en)

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CN201822022032.8U CN209530510U (en) 2018-12-04 2018-12-04 A kind of high-efficiency flue gas desulfurization denitration dust-removing device

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Application Number Priority Date Filing Date Title
CN201822022032.8U CN209530510U (en) 2018-12-04 2018-12-04 A kind of high-efficiency flue gas desulfurization denitration dust-removing device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113663509A (en) * 2021-08-23 2021-11-19 丁新怡 Quick SOx/NOx control equipment of flue gas stream

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113663509A (en) * 2021-08-23 2021-11-19 丁新怡 Quick SOx/NOx control equipment of flue gas stream
CN113663509B (en) * 2021-08-23 2023-12-05 山东海利丰智慧能源科技有限公司 Rapid desulfurization and denitrification equipment for flue gas flow

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Granted publication date: 20191025

Termination date: 20211204