CN219848948U - Ozone denitration device for tail gas generated in acid production of flue gas - Google Patents
Ozone denitration device for tail gas generated in acid production of flue gas Download PDFInfo
- Publication number
- CN219848948U CN219848948U CN202321297576.XU CN202321297576U CN219848948U CN 219848948 U CN219848948 U CN 219848948U CN 202321297576 U CN202321297576 U CN 202321297576U CN 219848948 U CN219848948 U CN 219848948U
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- CN
- China
- Prior art keywords
- denitration
- bevel gear
- flue gas
- ozone
- barrel
- Prior art date
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- 239000007789 gas Substances 0.000 title claims abstract description 31
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000002253 acid Substances 0.000 title claims abstract description 19
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000003546 flue gas Substances 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 9
- 239000012670 alkaline solution Substances 0.000 abstract description 11
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 abstract description 11
- 238000003756 stirring Methods 0.000 abstract description 11
- 238000005507 spraying Methods 0.000 abstract description 9
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the field of acid production of flue gas, and discloses an ozone denitration device for tail gas generated in acid production of flue gas, which comprises a denitration barrel, a conveying pipe, two stirring pipes and a fan, wherein a spray assembly is arranged in the denitration barrel, a rotary hole is formed in the top of the denitration barrel, the conveying pipe is rotatably arranged in the rotary hole, one ends of the two stirring pipes are fixedly arranged on the conveying pipe, the fan is fixedly arranged at the top of the denitration barrel, an air outlet pipe of the fan is arranged in the conveying pipe, a plurality of mixing rods are fixedly arranged on the conveying pipe, the spray assembly comprises a fixed ring plate, a driving ring plate and a plurality of spray pipes, and a fixed ring plate is fixedly arranged in the denitration barrel. The utility model has the following advantages and effects: the ozone denitration device has higher spraying efficiency on the alkaline solution, and the nitrogen dioxide gas and the alkaline solution can be uniformly contacted and mixed, so that the denitration effect is better.
Description
Technical Field
The utility model relates to the technical field of acid production by flue gas, in particular to an ozone denitration device for tail gas generated in acid production by flue gas.
Background
The gas purification adopts a dilute acid washing, adiabatic evaporation dilute acid cooling heat removal and dynamic wave gas purification process flow, the drying and absorption adopts a primary drying, two-stage absorption and cooling process flow after a circulating acid pump, the conversion adopts a '3+1' four-stage double-contact conversion process, and the waste acid treatment adopts a vulcanization treatment process;
the ozone denitration device oxidizes NO into NO2 by taking ozone in an ozone bin as an oxidant, and the NO2 enters an alkali spraying tower to be absorbed by alkaline solution, so that denitration is realized;
the existing ozone denitration device has low spraying efficiency on alkaline solution, and the mixing efficiency of nitrogen dioxide gas and alkaline solution is low, so that denitration is incomplete.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide an ozone denitration device for tail gas generated in acid production of flue gas, which has the advantages that the spraying efficiency of the ozone denitration device on alkaline solution is higher, nitrogen dioxide gas and the alkaline solution can be uniformly contacted and mixed, and the denitration effect is better.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides an ozone denitrification facility for flue gas system sour tail gas, includes denitration bucket, conveyer pipe, two agitator pipes and fan, be equipped with the subassembly that sprays in the denitration bucket, rotatory hole has been seted up at the top of denitration bucket, the conveyer pipe rotates and installs in rotatory hole, the equal fixed mounting of one end of two agitator pipes is on the conveyer pipe, fan fixed mounting is at the top of denitration bucket, the tuber pipe setting of fan is in the conveyer pipe, fixed mounting has a plurality of puddler on the conveyer pipe, the subassembly that sprays includes fixed ring plate, drive ring plate and a plurality of shower, fixed mounting has the fixed ring plate in the denitration bucket, the drive ring plate rotates and installs on the fixed ring plate, the one end fixed mounting of a plurality of shower is at the inner circle of drive ring plate.
The utility model is further provided with: the rotating wheel I is fixedly sleeved on the conveying pipe, a servo motor is fixedly installed at the top of the denitration barrel, the rotating wheel II is fixedly installed on an output shaft of the servo motor, and the rotating wheel II is meshed with the rotating wheel I.
The utility model is further provided with: the drive ring plate is fixedly connected with a first drive wheel, the fixed ring plate is rotatably provided with a second drive wheel, the second drive wheel is meshed with the first drive wheel, the top of the second drive wheel is fixedly provided with a first bevel gear, the inner wall of the denitration barrel is rotatably provided with a connecting rod, two ends of the connecting rod are respectively fixedly provided with a second bevel gear and a rotary gear, and the first bevel gear is meshed with the second bevel gear.
The utility model is further provided with: one side slidable mounting of denitration bucket has the control rack, control rack and rotary gear meshing, the top fixed mounting of denitration bucket has the bearing frame, rotate on the bearing frame and install the dwang, the both ends of dwang are fixed mounting respectively has cam and driven bevel gear, the cam contacts with the one end of control rack.
The utility model is further provided with: the top of the denitration barrel is rotatably provided with a connecting rod, two ends of the connecting rod are respectively and fixedly provided with a third rotating wheel and a driving bevel gear, the driving bevel gear is meshed with a driven bevel gear, and the third rotating wheel is meshed with the first rotating wheel.
The utility model is further provided with: a sliding groove is formed in one side of the denitration barrel, a sliding seat is fixedly arranged on one side of the control rack, the sliding seat is slidably arranged in the sliding groove, a spring is fixedly arranged at one end of the sliding seat, and the spring is fixedly connected to the inner wall of the sliding groove.
The utility model is further provided with: the fixed ring plate is provided with a rotating groove, the bottom of the driving wheel II is fixedly provided with a rotating block, and the rotating block is rotatably arranged in the rotating groove.
The beneficial effects of the utility model are as follows: the fan sends nitrogen dioxide gas into the conveying pipe, the servo motor drives the rotating wheel II to rotate, the stirring pipe conveys the gas and simultaneously mixes and stirs the gas, the rotating wheel I also drives the rotating wheel III to rotate, and the driving annular plate drives the spraying pipes to move and can spray the gas again.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a front view structure of an ozone denitration device for tail gas generated by acid production from flue gas;
fig. 2 is a schematic perspective view of a fixed ring plate, a driving ring plate and a spray pipe of an ozone denitration device for tail gas generated by acid production from flue gas;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is an enlarged view at B in fig. 2.
In the figure, 1, a denitration barrel; 2. a delivery tube; 3. a stirring tube; 4. a blower; 5. rotating a first wheel; 6. rotating a second wheel; 7. a servo motor; 8. a fixed ring plate; 9. driving the annular plate; 10. a shower pipe; 11. a first driving wheel; 12. a second driving wheel; 13. bevel gears I; 14. bevel gears II; 15. a rotary gear; 16. a bearing seat; 17. controlling a rack; 18. a spring; 19. a sliding seat; 20. a rotating lever; 21. a cam; 22. a driven bevel gear; 23. a drive bevel gear; 24. and rotating the third wheel.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Referring to fig. 1-4, an ozone denitration device for tail gas of flue gas acid production comprises a denitration barrel 1, a conveying pipe 2, two stirring pipes 3 and a fan 4, wherein a rotating hole is formed in the top of the denitration barrel 1, the conveying pipe 2 is rotatably arranged in the rotating hole, one ends of the two stirring pipes 3 are fixedly arranged on the conveying pipe 2, the fan 4 is fixedly arranged on the top of the denitration barrel 1, an air outlet pipe of the fan 4 is arranged in the conveying pipe 2, a plurality of mixing rods are fixedly arranged on the conveying pipe 2, a fixed ring plate 8 is fixedly arranged in the denitration barrel 1, a driving ring plate 9 is rotatably arranged on the fixed ring plate 8, one ends of a plurality of spraying pipes 10 are fixedly arranged on the inner ring of the driving ring plate 9, a rotating wheel 5 is fixedly sleeved on the conveying pipe 2, a servo motor 7 is fixedly arranged on the top of the denitration barrel 1, the output shaft of the servo motor 7 is fixedly provided with a rotating wheel II 6, the rotating wheel II 6 is meshed with a rotating wheel I5, the driving ring plate 9 is fixedly connected with a driving wheel I11, the fixed ring plate 8 is rotatably provided with a driving wheel II 12, the driving wheel II 12 is meshed with the driving wheel I11, the top of the driving wheel II 12 is fixedly provided with a bevel gear I13, the inner wall of the denitration barrel 1 is rotatably provided with a connecting rod, two ends of the connecting rod are respectively fixedly provided with a bevel gear II 14 and a rotating gear 15, the bevel gear I13 is meshed with the bevel gear II 14, one side of the denitration barrel 1 is slidably provided with a control rack 17, the control rack 17 is meshed with the rotating gear 15, the top of the denitration barrel 1 is fixedly provided with a bearing seat 16, the bearing seat 16 is rotatably provided with a rotating rod 20, the two ends of the rotating rod 20 are respectively and fixedly provided with a cam 21 and a driven bevel gear 22, the cam 21 is contacted with one end of the control rack 17, the top of the denitration barrel 1 is rotatably provided with a connecting rod, two ends of the connecting rod are respectively and fixedly provided with a rotating wheel three 24 and a driving bevel gear 23, the driving bevel gear 23 is meshed with the driven bevel gear 22, and the rotating wheel three 24 is meshed with the rotating wheel one 5.
In this embodiment, a chute is provided on one side of the denitration barrel 1, a sliding seat 19 is fixedly mounted on one side of the control rack 17, the sliding seat 19 is slidably mounted in the chute, a spring 18 is fixedly mounted at one end of the sliding seat 19, and the spring 18 is fixedly connected to the inner wall of the chute.
In this embodiment, a rotating groove is formed in the fixed ring plate 8, a rotating block is fixedly installed at the bottom of the second driving wheel 12, and the rotating block is rotatably installed in the rotating groove.
In this embodiment, the blower 4 sends nitrogen dioxide gas into the conveying pipe 2, and discharges the nitrogen dioxide gas into alkaline solution from two stirring pipes 3 at the bottom of the denitration barrel 1, the servo motor 7 drives the rotating wheel two 6 to rotate, the rotating wheel two 6 drives the rotating wheel one 5 and the conveying pipe 2 to rotate, the conveying pipe 2 drives the mixing rod and the stirring pipe 3 to rotate, the stirring pipe 3 conveys gas and simultaneously carries out mixing stirring on the gas, the rotating wheel one 5 also drives the rotating wheel three 24 to rotate, the rotating wheel three 24 drives the driving bevel gear 23 to rotate, the driving bevel gear 23 drives the driven bevel gear 22 and the rotating rod 20 to rotate, the rotating rod 20 drives the cam 21 to rotate, the cam 21 extrudes the rack, the rack drives the rotating gear 15 to rotate, the rotating gear two 14 drives the bevel gear one 13 and the driving wheel two 12 to rotate, the driving wheel two 12 drives the driving wheel one 11 and the driving ring plate 9 to rotate, the driving ring plate 9 drives the spraying pipes 10 to move, the spraying pipes 10 are connected to the water pump, the water pump can be connected with the alkaline solution, and the gas can be sprayed again.
Compared with the prior art, the utility model has the technical advantages that: the ozone denitration device has higher spraying efficiency on the alkaline solution, and the nitrogen dioxide gas and the alkaline solution can be uniformly contacted and mixed, so that the denitration effect is better.
Claims (7)
1. The utility model provides an ozone denitrification facility for flue gas system sour tail gas, its characterized in that, including denitration bucket (1), conveyer pipe (2), two agitator tubes (3) and fan (4), be equipped with spray assembly in denitration bucket (1), rotatory hole has been seted up at the top of denitration bucket (1), conveyer pipe (2) rotate and install in rotatory hole, the equal fixed mounting of one end of two agitator tubes (3) is on conveyer pipe (2), fan (4) fixed mounting is at the top of denitration bucket (1), the play tuber pipe setting of fan (4) is in conveyer pipe (2), fixed mounting has a plurality of puddler on conveyer pipe (2), spray assembly includes fixed annular plate (8), drive annular plate (9) and a plurality of shower pipe (10), fixed mounting has fixed annular plate (8) in denitration bucket (1), drive annular plate (9) rotate and install on fixed annular plate (8), the one end fixed mounting of a plurality of shower pipe (10) is at the drive annular plate (9).
2. An ozone denitration device for flue gas acid making tail gas according to claim 1, characterized in that: the denitration device is characterized in that a first rotating wheel (5) is fixedly sleeved on the conveying pipe (2), a servo motor (7) is fixedly installed at the top of the denitration barrel (1), a second rotating wheel (6) is fixedly installed on an output shaft of the servo motor (7), and the second rotating wheel (6) is meshed with the first rotating wheel (5).
3. An ozone denitration device for flue gas acid making tail gas according to claim 2, characterized in that: the device is characterized in that a first driving wheel (11) is fixedly connected to the driving ring plate (9), a second driving wheel (12) is rotatably mounted on the fixing ring plate (8), the second driving wheel (12) is meshed with the first driving wheel (11), a first bevel gear (13) is fixedly mounted at the top of the second driving wheel (12), a connecting rod is rotatably mounted on the inner wall of the denitration barrel (1), a second bevel gear (14) and a rotary gear (15) are fixedly mounted at two ends of the connecting rod respectively, and the first bevel gear (13) is meshed with the second bevel gear (14).
4. An ozone denitration device for flue gas acid making tail gas according to claim 3, wherein: one side slidable mounting of denitration bucket (1) has control rack (17), control rack (17) and rotary gear (15) meshing, the top fixed mounting of denitration bucket (1) has bearing frame (16), rotate on bearing frame (16) and install dwang (20), the both ends of dwang (20) are fixed mounting respectively have cam (21) and driven bevel gear (22), cam (21) and the one end of control rack (17) contact.
5. The ozone denitration device for tail gas generated by acid production from flue gas according to claim 4, wherein: the top of denitration bucket (1) rotates and installs the connecting rod, the both ends of connecting rod are fixed mounting respectively and are rotated round III (24) and initiative bevel gear (23), initiative bevel gear (23) and driven bevel gear (22) meshing, rotate round III (24) and rotate round one (5) meshing.
6. The ozone denitration device for tail gas generated by acid production from flue gas according to claim 4, wherein: a sliding groove is formed in one side of the denitration barrel (1), a sliding seat (19) is fixedly arranged on one side of the control rack (17), the sliding seat (19) is slidably arranged in the sliding groove, a spring (18) is fixedly arranged at one end of the sliding seat (19), and the spring (18) is fixedly connected to the inner wall of the sliding groove.
7. An ozone denitration device for flue gas acid making tail gas according to claim 3, wherein: the fixed ring plate (8) is provided with a rotating groove, the bottom of the driving wheel II (12) is fixedly provided with a rotating block, and the rotating block is rotatably arranged in the rotating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297576.XU CN219848948U (en) | 2023-05-26 | 2023-05-26 | Ozone denitration device for tail gas generated in acid production of flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297576.XU CN219848948U (en) | 2023-05-26 | 2023-05-26 | Ozone denitration device for tail gas generated in acid production of flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219848948U true CN219848948U (en) | 2023-10-20 |
Family
ID=88371464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321297576.XU Active CN219848948U (en) | 2023-05-26 | 2023-05-26 | Ozone denitration device for tail gas generated in acid production of flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219848948U (en) |
-
2023
- 2023-05-26 CN CN202321297576.XU patent/CN219848948U/en active Active
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