CN113599984A - A purify discharging equipment for flue gas desulfurization denitration - Google Patents
A purify discharging equipment for flue gas desulfurization denitration Download PDFInfo
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- CN113599984A CN113599984A CN202111176695.5A CN202111176695A CN113599984A CN 113599984 A CN113599984 A CN 113599984A CN 202111176695 A CN202111176695 A CN 202111176695A CN 113599984 A CN113599984 A CN 113599984A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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Abstract
The invention discloses a purifying and discharging device for desulfurization and denitrification of flue gas, which belongs to the technical field of flue gas purification and comprises a bottom plate, supporting legs are fixedly arranged at four corners of the top side of the bottom plate, top plates are fixedly arranged on the top sides of the supporting legs, a reactor is fixedly arranged on the top side of the bottom plate, the interior of the reactor is filled with sodium hydroxide absorption liquid, one side of the reactor is provided with a gas transmission mechanism, the top side of the reactor is provided with a telescopic mechanism, the inner wall of the reactor is provided with a supporting mechanism, the inner wall of the bottom of the reactor is provided with a shaking mechanism, the top side of the bottom plate far away from the reactor is fixedly provided with a processor, the gas transmission mechanism is used for transmitting absorbed smoke and can realize the purpose, the device can fully stir the absorption liquid, ensure that the absorption liquid can be utilized to the maximum extent, realize the high-efficiency utilization of the absorption liquid and save the absorption liquid resource.
Description
Technical Field
The invention relates to the technical field of flue gas purification, in particular to a purification and discharge device for flue gas desulfurization and denitrification.
Background
The flue gas desulfurization and denitration technology is a boiler flue gas purification technology applied to the chemical industry of generating multi-nitrogen oxides and sulfur oxides. Nitrogen oxides and sulfur oxides are one of the main sources of air pollution. Known flue gas desulfurization and denitrification technologies include the technologies of PAFP, ACFP, pyrolusite method, electron beam ammonia method, pulse corona method, gypsum wet method, catalytic oxidation method, microbial degradation method and the like.
The existing equipment mostly adopts a solution absorption method in the purification treatment stage when the flue gas is subjected to desulfurization and denitrification, but the existing method generally directly introduces the flue gas into the solution without fully stirring the absorption liquid, so that the absorption liquid is easily partially absorbed and saturated, the absorption liquid cannot be utilized to the maximum extent, and the absorption liquid resource is wasted. Therefore, the skilled person provides a clean exhaust device for desulfurization and denitrification of flue gas to solve the problems in the background art mentioned above.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a purification and discharge device for flue gas desulfurization and denitration, which can be used for fully stirring absorption liquid, ensuring that the absorption liquid can be utilized to the maximum extent, realizing the efficient utilization of the absorption liquid and saving the absorption liquid resource.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a purify discharging equipment for flue gas desulfurization denitration, includes the bottom plate, bottom plate top side four corners department fixed mounting has the supporting leg, supporting leg top side fixed mounting has the roof, roof top side fixed mounting has the exhaust tower, bottom plate top side fixed mounting reactor, the inside sodium hydroxide absorption liquid that is full of reactor, reactor one side is provided with gas transmission mechanism, reactor top side is provided with telescopic machanism, the reactor inner wall is provided with supporting mechanism, the inner wall is provided with rocks the mechanism at the bottom of the reactor, the position fixed mounting that the reactor was kept away from to bottom plate top side has the treater, gas transmission mechanism is used for carrying absorptive flue gas, telescopic machanism drives through supporting mechanism and rocks the mechanism and rocks.
Further, a liquid inlet pipe is fixedly mounted on one side of the reactor, a liquid outlet pipe is fixedly mounted on the other side of the reactor, and an air inlet hole is fixedly mounted on one side, far away from the supporting mechanism, of the reactor.
Further, gas transmission mechanism includes the outlet duct, outlet duct one side and reactor fixed connection, outlet duct opposite side fixed mounting has the exchange block, inner wall fixed mounting has chemical sensor at the bottom of the exchange block, chemical sensor and treater electric connection.
Further, a gas return pipe is fixedly mounted on the top side of the exchange block and penetrates through the top plate, a vertical electromagnetic valve is fixedly mounted on the outer wall of the gas return pipe, and the vertical electromagnetic valve is electrically connected with the processor.
Further, one side of the exchange block, which is far away from the air outlet pipe, is fixedly provided with an air release pipe, the outer wall of the air release pipe is fixedly provided with a horizontal electromagnetic valve, the horizontal electromagnetic valve is electrically connected with the processor, and the other side of the air release pipe is fixedly connected with the exhaust tower.
Further, telescopic machanism includes the cylinder, cylinder bottom side and reactor fixed connection, cylinder output end fixed mounting has the telescopic link, and the telescopic link extends to the inside of reactor.
Further, the supporting mechanism comprises a fixed plate, one side of the fixed plate is fixedly connected with the inner wall of the reactor, two fixed plates are fixedly installed with fixed rods on opposite sides of the fixed plate, the outer walls of the fixed rods are rotatably connected with rotating plates, two rotating plates are slidably connected with lifting slide rods on opposite sides of the rotating plates, and the outer walls of the lifting slide rods are fixedly connected with telescopic rods.
Furthermore, a V-shaped plate is fixedly installed on the opposite side of the rotating plate, an inner impeller is rotatably connected to the opposite side of the V-shaped plate, an arc-shaped plate is fixedly installed on one side, away from each other, of the V-shaped plate, and a sliding rod is fixedly installed on one side, away from each other, of the rotating plate.
Further, the shaking mechanism comprises a limiting block, the bottom side of the limiting block is fixedly connected with the reactor, the inner wall of the limiting block is rotatably connected with a vertical rotating plate, a sliding groove is formed in one side of the vertical rotating plate, and the sliding groove is connected with a sliding rod in a sliding mode.
Furthermore, one side of the vertical rotating plate is rotatably connected with an outer impeller, and a mixing plate is fixedly arranged on one side, far away from the vertical rotating plate, of the vertical rotating plate.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) in this scheme, the power of switch-on cylinder lets the cylinder drive the telescopic link at vertical direction round trip movement, is favorable to rocking the mechanism and stirs the absorption liquid, and the slide bar drives vertical commentaries on classics board and rotates around the stopper, is favorable to the hybrid board edge to stir the absorption liquid, reaches the purpose of letting the absorption liquid misce bene.
(2) In this scheme, drive the rotor plate through the lift slide bar and rotate around the dead lever, be favorable to the V template to stir sodium hydroxide absorption liquid, rotate the interior impeller of connection and curved arc simultaneously and can accelerate the inside mobility of absorption liquid.
(3) In this scheme, if nitrogen and sulfur content exceeds standard in the flue gas, then vertical solenoid valve is in the open mode under the control of treater, and horizontal solenoid valve is in the closed state, and the flue gas can get back to in the flue gas production stove through the muffler, is convenient for carry out SOx/NOx control once more.
(4) In this scheme, if nitrogen and sulfur content does not exceed standard in the flue gas, vertical solenoid valve is in the closed condition under the control of treater, and horizontal solenoid valve is in the open mode, and inside the flue gas can enter into the exhaust tower through the gas release pipe, during the atmosphere was discharged afterwards, the pollution-free emission of flue gas was successfully realized.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged schematic structural view of the V-shaped plate of the present invention;
FIG. 5 is a schematic cross-sectional view of FIG. 3 according to the present invention.
The reference numbers in the figures illustrate:
1. a base plate; 2. supporting legs; 3. a top plate; 4. a reactor; 5. a liquid inlet pipe; 6. a liquid outlet pipe; 7. an air inlet; 8. an air outlet pipe; 9. an exchange block; 10. a chemical sensor; 11. an air return pipe; 12. a vertical solenoid valve; 13. discharging the air pipe; 14. a horizontal solenoid valve; 15. an exhaust column; 16. a cylinder; 17. a telescopic rod; 18. a fixing plate; 19. fixing the rod; 20. a rotating plate; 201. lifting the sliding rod; 21. a V-shaped plate; 22. an inner impeller; 23. an arc-shaped plate; 24. a slide bar; 25. a limiting block; 26. vertically rotating the plate; 27. a sliding groove; 28. an outer impeller; 29. a mixing plate; 30. a processor.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Example 1:
referring to fig. 1-5, a purifying and discharging device for flue gas desulfurization and denitration comprises a bottom plate 1, supporting legs 2 are fixedly installed at four corners of the top side of the bottom plate 1, a top plate 3 is fixedly installed at the top side of the supporting legs 2, an exhaust tower 15 is fixedly installed at the top side of the top plate 3, a reactor 4 is fixedly installed at the top side of the bottom plate 1, sodium hydroxide absorption liquid is filled in the reactor 4, a gas transmission mechanism is arranged at one side of the reactor 4, a telescopic mechanism is arranged at the top side of the reactor 4, a supporting mechanism is arranged at the inner wall of the reactor 4, a shaking mechanism is arranged at the inner wall of the bottom of the reactor 4, a processor 30 is fixedly installed at a position, far away from the reactor 4, at the top side of the bottom plate 1, a liquid inlet pipe 5 is fixedly installed at one side of the reactor 4, a liquid outlet pipe 6 is fixedly installed at the other side of the reactor 4, an air inlet hole 7 is fixedly installed at one side, far away from the supporting mechanism, and the gas transmission mechanism is used for transmitting absorbed flue gas, the telescopic mechanism drives the shaking mechanism to shake through the supporting mechanism.
Referring to fig. 2, gas transmission mechanism includes outlet duct 8, 8 one side of outlet duct and 4 fixed connection of reactor, 8 opposite side fixed mounting of outlet duct has exchange block 9, inner wall fixed mounting has chemical sensor 10 at the bottom of exchange block 9, chemical sensor 10 and treater 30 electric connection, 9 top side fixed mounting of exchange block has muffler 11, muffler 11 runs through roof 3, 11 outer wall fixed mounting of muffler has vertical solenoid valve 12, vertical solenoid valve 12 and treater 30 electric connection, if nitrogen and sulfur content exceeds standard in the flue gas, then vertical solenoid valve 12 is in the open mode under treater 30's control, horizontal solenoid valve 14 is in the closed mode, the flue gas can return to the flue gas production stove through muffler 11, be convenient for carry out SOx/NOx control once more.
Referring to fig. 2, an exhaust pipe 13 is fixedly installed on one side, away from an exhaust pipe 8, of an exchange block 9, a horizontal electromagnetic valve 14 is fixedly installed on the outer wall of the exhaust pipe 13, the horizontal electromagnetic valve 14 is electrically connected with a processor 30, the other side of the exhaust pipe 13 is fixedly connected with an exhaust tower 15, if the content of nitrogen and sulfur in flue gas does not exceed the standard, a vertical electromagnetic valve 12 is in a closed state under the control of the processor 30, the horizontal electromagnetic valve 14 is in an open state, the flue gas can enter the exhaust tower 15 through the exhaust pipe 13, and then the flue gas is discharged into the atmosphere, so that pollution-free emission of the flue gas is successfully realized.
Referring to fig. 2, telescopic machanism includes cylinder 16, and 16 bottom sides of cylinder and reactor 4 fixed connection, 16 output end fixed mounting of cylinder have telescopic link 17, and telescopic link 17 extends to the inside of reactor 4, and switch-on cylinder 16's power lets cylinder 16 drive telescopic link 17 at vertical direction round trip movement, is favorable to rocking the mechanism and stirs the absorption liquid.
Referring to fig. 3 and 4, the supporting mechanism includes a fixed plate 18, one side of the fixed plate 18 is fixedly connected with the inner wall of the reactor 4, a fixed rod 19 is fixedly installed at the opposite side of the two fixed plates 18, the outer wall of the fixed rod 19 is rotatably connected with a rotating plate 20, the opposite side of the two rotating plates 20 is slidably connected with a lifting slide rod 201, the outer wall of the lifting slide rod 201 is fixedly connected with a telescopic rod 17, a V-shaped plate 21 is fixedly installed at the opposite side of the rotating plate 20, an inner impeller 22 is rotatably connected at the opposite side of the V-shaped plate 21, an arc-shaped plate 23 is fixedly installed at the side of the V-shaped plate 21 far away from each other, a slide rod 24 is fixedly installed at the side of the rotating plate 20 far away from each other, the lifting slide bar 201 drives the rotating plate 20 to rotate around the fixed rod 19, which is beneficial to the V-shaped plate 21 to stir the sodium hydroxide absorption liquid, meanwhile, the inner impeller 22 and the arc-shaped plate 23 which are connected in a rotating mode can accelerate the internal fluidity of the absorption liquid.
Refer to fig. 5, it includes stopper 25 to rock the mechanism, stopper 25 bottom side and 4 fixed connection of reactor, stopper 25 inner wall rotates and is connected with vertical commentaries on classics board 26, sliding tray 27 has been seted up to vertical commentaries on classics board 26 one side, sliding tray 27 and slide bar 24 sliding connection, vertical commentaries on classics board 26 one side is rotated and is connected with outer impeller 28, two vertical commentaries on classics board 26 one side fixed mounting who keeps away from each other has mixed board 29, slide bar 24 drives vertical commentaries on classics board 26 and rotates around stopper 25, be favorable to mixing board 29 edge to stir the absorption liquid, reach the purpose of letting the absorption liquid misce bene.
When in use: sodium hydroxide absorption liquid is conveyed to the inside of the reactor 4 from the liquid inlet pipe 5, the liquid outlet pipe 6 is in a closed state, then, flue gas is introduced into the inside of the reactor 4 from the gas inlet hole 7, at the moment, the power of the cylinder 16 is switched on, the cylinder 16 drives the telescopic rod 17 to move back and forth in the vertical direction, further, the lifting slide rod 201 drives the rotating plate 20 to rotate around the fixed rod 19, the stirring of the sodium hydroxide absorption liquid by the V-shaped plate 21 is facilitated, meanwhile, the inner impeller 22 and the arc-shaped plate 23 which are connected in a rotating mode can accelerate the internal fluidity of the absorption liquid, meanwhile, the sliding rod 24 drives the vertical rotating plate 26 to rotate around the limiting block 25, the stirring of the absorption liquid by the edge of the mixing plate 29 is facilitated, the purpose of uniform mixing of the absorption liquid is achieved, then, the desulfurized and denitrated flue gas enters the inside of the exchange block 9 through the gas outlet pipe 8, after the detection of the chemical sensor 10, if the content of nitrogen and sulfur in the flue gas does not exceed the standard, vertical solenoid valve 12 is in the closed condition under treater 30's control, and horizontal solenoid valve 14 is in the open mode, and inside the flue gas can enter into exhaust tower 15 through gas release pipe 13, discharge to the atmosphere afterwards, if nitrogen and sulfur content exceeds standard in the flue gas, then vertical solenoid valve 12 is in the open mode under treater 30's control, and horizontal solenoid valve 14 is in the closed condition, and the flue gas can be returned to the flue gas production stove through muffler 11, is convenient for carry out SOx/NOx control once more.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. The utility model provides a purify discharging equipment for flue gas desulfurization denitration, includes bottom plate (1), its characterized in that: the device is characterized in that supporting legs (2) are fixedly mounted at four corners of the top side of the bottom plate (1), a top plate (3) is fixedly mounted at the top side of the supporting legs (2), an exhaust tower (15) is fixedly mounted at the top side of the top plate (3), a reactor (4) is fixedly mounted at the top side of the bottom plate (1), sodium hydroxide absorption liquid is filled in the reactor (4), a gas transmission mechanism is arranged at one side of the reactor (4), a telescopic mechanism is arranged at the top side of the reactor (4), a supporting mechanism is arranged on the inner wall of the reactor (4), a shaking mechanism is arranged on the inner wall of the bottom of the reactor (4), a processor (30) is fixedly mounted at a position, far away from the reactor (4), of the top side of the bottom plate (1), the gas transmission mechanism is used for conveying absorbed flue gas, and the telescopic mechanism drives the shaking mechanism to shake through the supporting mechanism;
the supporting mechanism comprises fixed plates (18), one side of each fixed plate (18) is fixedly connected with the inner wall of the reactor (4), fixed rods (19) are fixedly installed on the opposite sides of the two fixed plates (18), the outer walls of the fixed rods (19) are rotatably connected with rotating plates (20), lifting slide rods (201) are slidably connected on the opposite sides of the two rotating plates (20), and the outer walls of the lifting slide rods (201) are fixedly connected with telescopic rods (17);
the impeller is characterized in that V-shaped plates (21) are fixedly mounted on opposite sides of the rotating plates (20), inner impellers (22) are rotatably connected to opposite sides of the V-shaped plates (21), arc-shaped plates (23) are fixedly mounted on one sides, far away from each other, of the V-shaped plates (21), and sliding rods (24) are fixedly mounted on one sides, far away from each other, of the rotating plates (20).
2. The clean exhaust device for desulfurization and denitrification of flue gas according to claim 1, characterized in that: reactor (4) one side fixed mounting has feed liquor pipe (5), reactor (4) opposite side fixed mounting has drain pipe (6), one side fixed mounting that supporting mechanism was kept away from in reactor (4) has inlet port (7).
3. The clean exhaust device for desulfurization and denitrification of flue gas according to claim 2, characterized in that: the gas transmission mechanism comprises a gas outlet pipe (8), one side of the gas outlet pipe (8) is fixedly connected with the reactor (4), the other side of the gas outlet pipe (8) is fixedly provided with a switching block (9), the inner wall of the bottom of the switching block (9) is fixedly provided with a chemical sensor (10), and the chemical sensor (10) is electrically connected with the processor (30).
4. The clean exhaust apparatus for desulfurization and denitrification of flue gas according to claim 3, characterized in that: exchange block (9) top side fixed mounting has muffler (11), muffler (11) run through roof (3), muffler (11) outer wall fixed mounting has vertical solenoid valve (12), vertical solenoid valve (12) and treater (30) electric connection.
5. The clean-up emission device for desulfurization and denitrification of flue gas according to claim 4, characterized in that: one side fixed mounting that outlet duct (8) were kept away from in exchange block (9) has bleeder (13), the outer wall fixed mounting of bleeder (13) has horizontal solenoid valve (14), horizontal solenoid valve (14) and treater (30) electric connection, bleeder (13) opposite side and exhaust tower (15) fixed connection.
6. The clean-up emission device for desulfurization and denitrification of flue gas according to claim 5, characterized in that: the telescopic mechanism comprises a cylinder (16), the bottom side of the cylinder (16) is fixedly connected with the reactor (4), a telescopic rod (17) is fixedly mounted at the output end of the cylinder (16), and the telescopic rod (17) extends to the inside of the reactor (4).
7. The clean-up emission device for desulfurization and denitrification of flue gas according to claim 6, characterized in that: the shaking mechanism comprises a limiting block (25), the bottom side of the limiting block (25) is fixedly connected with the reactor (4), the inner wall of the limiting block (25) is rotatably connected with a vertical rotating plate (26), a sliding groove (27) is formed in one side of the vertical rotating plate (26), and the sliding groove (27) is slidably connected with a sliding rod (24).
8. The clean-up emission device for desulfurization and denitrification of flue gas according to claim 7, characterized in that: one side of the vertical rotating plate (26) is rotatably connected with an outer impeller (28), and one side of the vertical rotating plate (26) which is far away from each other is fixedly provided with a mixing plate (29).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111176695.5A CN113599984B (en) | 2021-10-09 | 2021-10-09 | A purify discharging equipment for flue gas desulfurization denitration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111176695.5A CN113599984B (en) | 2021-10-09 | 2021-10-09 | A purify discharging equipment for flue gas desulfurization denitration |
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| CN113599984B CN113599984B (en) | 2021-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114762794A (en) * | 2022-01-19 | 2022-07-19 | 徐瑞 | Flue gas desulfurization and denitrification purification and discharge device and flue gas comprehensive treatment system |
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| CN114762794A (en) * | 2022-01-19 | 2022-07-19 | 徐瑞 | Flue gas desulfurization and denitrification purification and discharge device and flue gas comprehensive treatment system |
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| CN113599984B (en) | 2021-12-10 |
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