CN110833739A - Waste incineration flue gas quenching desulphurization unit based on ultra-clean emission - Google Patents
Waste incineration flue gas quenching desulphurization unit based on ultra-clean emission Download PDFInfo
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- CN110833739A CN110833739A CN201911236351.1A CN201911236351A CN110833739A CN 110833739 A CN110833739 A CN 110833739A CN 201911236351 A CN201911236351 A CN 201911236351A CN 110833739 A CN110833739 A CN 110833739A
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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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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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
- B01D53/73—After-treatment of removed components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/602—Oxides
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a waste incineration flue gas quenching desulfurization device based on ultra-clean emission, which comprises a tower frame, wherein a desulfurization tower is arranged at the upper end of the tower frame, a desulfurization mechanism and a demisting mechanism are arranged inside the desulfurization tower, and the desulfurization mechanism consists of a ring plate, a water supply pipe network, a spray header and a water conveying pipeline; the demisting mechanism consists of a plate frame, an upper layer arc-shaped plate and a lower layer arc-shaped plate; still install the motor in the pylon, the output port interpolation of motor is equipped with the main shaft, and in main shaft one end ran through the diapire of desulfurizing tower and extended to the tower, the one end of main shaft still installed the stirring leaf. This waste incineration flue gas rapid cooling desulphurization unit based on ultra-clean emission realizes purifying acidic material, flying dust etc. in the flue gas through the desulfurization mechanism that sets up, realizes drop of water, the liquid drop interception in the desulfurization flue gas through the defogging mechanism that sets up to reach the emission standard of flue gas, protected the environment.
Description
Technical Field
The invention relates to the technical field of flue gas purification devices, in particular to a waste incineration flue gas quenching desulfurization device based on ultra-clean emission.
Background
The waste incineration is an old traditional method for treating the waste, and the waste incineration method is one of the main methods for treating the urban waste because the waste is treated by the incineration method, the reduction effect is obvious, the land is saved, various pathogens can be eliminated, and toxic and harmful substances are converted into harmless substances. Sulfur dioxide is a main pollutant in waste incineration flue gas, and if the sulfur dioxide is directly discharged without purifying the flue gas, the sulfur dioxide can damage the surrounding environment.
Disclosure of Invention
The invention aims to provide a waste incineration flue gas quenching desulfurization device based on ultra-clean emission, which can purify acidic substances, fly ash and the like in flue gas through an arranged desulfurization mechanism, and intercept water drops and liquid drops in desulfurized flue gas through an arranged demisting mechanism, thereby achieving the emission standard of the flue gas, protecting the environment and solving the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a waste incineration flue gas quenching desulfurization device based on ultra-clean emission comprises a tower frame, wherein a desulfurization tower is installed at the upper end of the tower frame, a desulfurization mechanism and a demisting mechanism are arranged inside the desulfurization tower, the desulfurization mechanism consists of a ring plate, a water supply pipe network, spray headers and water conveying pipelines, the ring plate is installed in the middle of the desulfurization tower, the water supply pipe network is arranged in the ring plate, two ends of the water supply pipe network are correspondingly matched with pipe grooves formed in the inner side walls of adjacent ring plates respectively, two ends of the water supply pipe network are embedded into the pipe grooves formed in the adjacent ring plates respectively and fixed, the spray headers are uniformly distributed on the water supply pipe network, the water conveying pipelines are arranged at one end of the water supply pipe network, one end of each water conveying pipeline is connected with the water supply pipe network, and the;
the demisting mechanism comprises a plate frame, an upper-layer arc-shaped plate and a lower-layer arc-shaped plate, wherein the plate frame is arranged at the upper end of the desulfurizing tower, the upper-layer arc-shaped plate and the lower-layer arc-shaped plate are uniformly distributed in the plate frame, two ends of the upper-layer arc-shaped plate are respectively matched with first plate grooves arranged on the inner side walls of adjacent plate frames correspondingly, two ends of the upper-layer arc-shaped plate are respectively embedded into the first plate grooves on the adjacent plate frames for fixation, two ends of the lower-layer arc-shaped plate are respectively matched with second plate grooves arranged on the inner side walls of the adjacent plate frames correspondingly, and two ends of the lower-layer;
the side plate frame further comprises side plates, a middle plate, an upper cover plate and a lower cover plate, wherein grooves are arranged in the middle of the inner plate surface of each side plate in parallel, the grooves are correspondingly matched with lugs arranged at two ends of the middle plate, two ends of the middle plate are respectively inserted into the grooves on the adjacent side plates through the lugs, pressing grooves are respectively arranged on the upper plate surface and the lower plate surface of each side plate, the pressing grooves are respectively correspondingly matched with pressing blocks arranged at two ends of the upper cover plate and the lower cover plate, two ends of the upper cover plate are respectively pressed into the pressing grooves on the upper plate surface of the adjacent side plate through the pressing blocks and are fixed through screws, and two ends of the lower cover plate are respectively pressed into the pressing;
still install the motor in the pylon, the output port interpolation of motor is equipped with the main shaft, and in main shaft one end ran through the diapire of desulfurizing tower and extended to the tower, the one end of main shaft still installed the stirring leaf.
Preferably, the bottom of the desulfurization tower is injected with a mixed slurry of lime and water.
Preferably, the other end of the water conveying pipeline is connected with a pump arranged outside the desulfurizing tower.
Preferably, the outer side wall of the desulfurizing tower is also provided with a smoke tube which is communicated with the inner cavity of the desulfurizing tower, and the top of the desulfurizing tower is also provided with an exhaust port.
Compared with the prior art, the invention has the following beneficial effects:
after the flue gas is input into a desulfurizing tower through a smoke pipe, the flue gas is in countercurrent contact with water mist from top to bottom from bottom to top, and acidic substances, fly ash and the like in the flue gas and the water mist are subjected to chemical absorption reaction and are washed and cooled simultaneously; then, the desulfurized flue gas passes through the double-layer arc-shaped plate, so that water drops and liquid drops carried in the flue gas are intercepted and discharged from the exhaust port; therefore, the device can effectively purify the smoke generated by waste incineration and protect the environment.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a bottom view of the desulfurization mechanism of the present invention;
FIG. 3 is an assembly view of the defogging mechanism structure of the present invention;
fig. 4 is an assembly view of the panel frame structure of the present invention.
In the figure: 1. a tower; 2. a desulfurizing tower; 21. a smoke pipe; 22. an exhaust port; 3. a desulfurization mechanism; 31. a ring plate; 311. a pipe groove; 32. a water supply network; 33. a shower head; 34. a water delivery pipeline; 4. a demisting mechanism; 41. a plate frame; 411. a first plate groove; 412. a second plate groove; 413. a side plate; 414. a middle plate; 415. an upper cover plate; 416. a lower cover plate; 42. an upper arc plate; 43. a lower arc plate; 5. a motor; 6. a main shaft; 61. stirring blades; 7. a pump machine; 8. a groove; 9. a bump; 10. pressing a groove; 11. and (7) briquetting.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a waste incineration flue gas quenching desulfurization device based on ultra-clean emission comprises a tower frame 1, wherein a desulfurization tower 2 is installed at the upper end of the tower frame 1, a smoke tube 21 is installed on the outer side wall of the desulfurization tower 2, the smoke tube 21 is communicated with the inner cavity of the desulfurization tower 2, and an exhaust port 22 is further arranged at the top of the desulfurization tower 2; flue gas generated by burning garbage is input into the desulfurizing tower 2 through a flue pipe 21, and is discharged from an exhaust port 22 after being purified; the inside of desulfurizing tower 2 is equipped with desulfurization mechanism 3 and defogging mechanism 4.
The desulfurization mechanism 3 is composed of a ring plate 31, a water supply pipe network 32, a spray head 33 and a water conveying pipeline 34, wherein the ring plate 31 is installed in the middle of the desulfurization tower 2, the water supply pipe network 32 is arranged in the ring plate 31, two ends of the water supply pipe network 32 are respectively matched with pipe grooves 311 arranged on the inner side wall of the adjacent ring plate 31 correspondingly, two ends of the water supply pipe network 32 are respectively embedded into the pipe grooves 311 on the adjacent ring plate 31 for fixation, the spray heads 33 are uniformly distributed on the water supply pipe network 32, the water conveying pipeline 34 is arranged at one end of the water supply pipe network 32, one end of the water conveying pipeline 34 is connected with the water supply pipe network 32, the other end of the water conveying pipeline 34 penetrates through the inner wall of the desulfurization tower 2 to extend out of the plate and is connected with a pump 7, water is input into the water supply pipe network 32 through the water conveying pipeline 34 after being pressed into the water conveying pipeline 7 through the pump 7, the, and is washed and cooled at the same time.
The demisting mechanism 4 comprises a plate frame 41, an upper arc plate 42 and a lower arc plate 43, wherein the plate frame 41 is installed at the upper end of the desulfurizing tower 2, the upper arc plate 42 and the lower arc plate 43 are uniformly distributed in the plate frame 41, two ends of the upper arc plate 42 are respectively matched with first plate grooves 411 arranged on the inner side walls of the adjacent plate frames 41 correspondingly, two ends of the upper arc plate 42 are respectively embedded into the first plate grooves 411 on the adjacent plate frames 41 for fixation, two ends of the lower arc plate 43 are respectively matched with second plate grooves 412 arranged on the inner side walls of the adjacent plate frames 41 correspondingly, and two ends of the lower arc plate 43 are respectively embedded into the second plate grooves 412 on the adjacent plate frames 41 for fixation; the desulfurized flue gas is intercepted secondarily through the upper arc-shaped plate 42 and the lower arc-shaped plate 43, so that water drops and liquid drops carried in the flue gas are effectively separated from the gas, and the emission standard is reached.
The plate frame 41 further comprises side plates 413, a middle plate 414, an upper cover plate 415 and a lower cover plate 416, grooves 8 are arranged in parallel in the middle of the inner plate surfaces of the side plates 413, the grooves 8 are correspondingly matched with bumps 9 arranged at two ends of the middle plate 414, two ends of the middle plate 414 are respectively inserted into the grooves 8 on the adjacent side plates 413 through the bumps 9, pressing grooves 10 are respectively arranged on the upper plate surface and the lower plate surface of the side plates 413, the pressing grooves 10 are respectively correspondingly matched with pressing blocks 11 arranged at two ends of the upper cover plate 415 and the lower cover plate 416, two ends of the upper cover plate 415 are respectively pressed into the pressing grooves 10 on the upper plate surfaces of the adjacent side plates 413 through the pressing blocks 11 and are fixed through screws, and two ends of the lower cover plate 416 are respectively pressed into the pressing grooves 10 on the lower plate; through the structure and the assembly mode, the parts of the plate frame 41 are convenient to disassemble and assemble, and the upper-layer arc-shaped plate 42 and the lower-layer arc-shaped plate 43 are convenient to take down for cleaning.
A motor 5 is further installed in the tower frame 1, a main shaft 6 is inserted into an output port of the motor 5, one end of the main shaft 6 penetrates through the bottom wall of the desulfurizing tower 2 and extends into the tower, and a stirring blade 61 is further installed at one end of the main shaft 6; because the bottom in the desulfurizing tower 2 is injected with the mixed slurry of lime and water, the motor 5 drives the stirring blade 61 to rotate to stir the slurry, thereby avoiding excessive accumulation of smoke dust in the slurry and reducing the blockage; in the slurry, sulfur dioxide, lime, water and oxygen are chemically reacted to generate calcium sulfite and calcium sulfate, which are deposited at the bottom of the desulfurization tower 2 for recovery.
According to the waste incineration flue gas quenching desulfurization device based on ultra-clean emission, after flue gas is input into the desulfurization tower 2 through the smoke pipe 21, the flue gas is in countercurrent contact with water mist from top to bottom from bottom to top, and acidic substances, fly ash and the like in the flue gas and the water mist are subjected to chemical absorption reaction and are washed and cooled simultaneously; then, the desulfurized flue gas passes through the double-layer arc-shaped plate, so that water drops and liquid drops carried in the flue gas are intercepted and discharged from the exhaust port 22; therefore, the device can effectively purify the smoke generated by waste incineration and protect the environment.
In summary, the following steps: this waste incineration flue gas rapid cooling desulphurization unit based on ultra-clean emission realizes purifying acidic material, flying dust etc. in the flue gas through the desulfurization mechanism 3 that sets up, realizes the drop of water, the liquid drop interception in the desulfurization flue gas through the defogging mechanism 4 that sets up to reach the emission standard of flue gas, protected the environment, therefore effectively solve prior art problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a msw incineration flue gas rapid cooling desulphurization unit based on ultra-clean emission, includes pylon (1), its characterized in that: a desulfurizing tower (2) is arranged at the upper end of the tower frame (1), a desulfurizing mechanism (3) and a demisting mechanism (4) are arranged inside the desulfurizing tower (2), the desulfurization mechanism (3) consists of a ring plate (31), a water supply pipe network (32), a spray header (33) and a water conveying pipeline (34), the annular plate (31) is installed in the middle of the desulfurizing tower (2), the water supply pipe network (32) is arranged in the annular plate (31), two ends of the water supply pipe network (32) are correspondingly matched with pipe grooves (311) formed in the inner side wall of the adjacent annular plate (31) respectively, two ends of the water supply pipe network (32) are embedded into the pipe grooves (311) formed in the adjacent annular plate (31) respectively and fixed, spray headers (33) are uniformly distributed on the water supply pipe network (32), a water conveying pipeline (34) is arranged at one end of the water supply pipe network (32), one end of the water conveying pipeline (34) is connected with the water supply pipe network (32), and the other end of the water conveying pipeline (34) penetrates through the inner wall of the desulfurizing tower (2) and extends out of the plate;
the demisting mechanism (4) is composed of a plate frame (41), an upper-layer arc-shaped plate (42) and a lower-layer arc-shaped plate (43), wherein the plate frame (41) is installed at the upper end of the desulfurizing tower (2), the upper-layer arc-shaped plate (42) and the lower-layer arc-shaped plate (43) are uniformly distributed in the plate frame (41), two ends of the upper-layer arc-shaped plate (42) are correspondingly matched with first plate grooves (411) formed in the inner side walls of adjacent plate frames (41) respectively, two ends of the upper-layer arc-shaped plate (42) are embedded into the first plate grooves (411) formed in the adjacent plate frames (41) respectively for fixation, two ends of the lower-layer arc-shaped plate (43) are correspondingly matched with second plate grooves (412) formed in the inner side walls of the adjacent plate frames (41) respectively, and two ends of the lower-layer arc-shaped plate (43) are embedded;
the plate frame (41) further comprises side plates (413), a middle plate (414), an upper cover plate (415) and a lower cover plate (416), wherein grooves (8) are arranged in parallel in the middle of the inner plate surface of the side plates (413), the grooves (8) are correspondingly matched with lugs (9) arranged at the two ends of the middle plate (414), the two ends of the middle plate (414) are respectively inserted into the grooves (8) on the adjacent side plates (413) through the lugs (9), pressing grooves (10) are respectively arranged on the upper and lower plate surfaces of the side plates (413), the pressing grooves (10) are respectively correspondingly matched with pressing blocks (11) arranged at the two ends of the upper cover plate (415) and the lower cover plate (416), the two ends of the upper cover plate (415) are respectively pressed into the pressing grooves (10) on the upper plate surface of the adjacent side plates (413) through the pressing blocks (11) and are fixed through screws, the two ends of the lower cover plate (416) are respectively pressed into the pressing grooves (10) on the, and is fixed by screws;
still install motor (5) in pylon (1), main shaft (6) are equipped with in the output port interpolation of motor (5), and in the diapire that desulfurizing tower (2) was run through to main shaft (6) one end extended to the tower, stirring leaf (61) were still installed to the one end of main shaft (6).
2. The waste incineration flue gas quenching and desulfurizing device based on ultra-clean emission according to claim 1, characterized in that: the bottom in the desulfurizing tower (2) is injected with the mixed slurry of lime and water.
3. The waste incineration flue gas quenching and desulfurizing device based on ultra-clean emission according to claim 1, characterized in that: the other end of the water conveying pipeline (34) is connected with a pump (7) arranged outside the desulfurizing tower (2).
4. The waste incineration flue gas quenching and desulfurizing device based on ultra-clean emission according to claim 1, characterized in that: the outer side wall of the desulfurizing tower (2) is also provided with a smoke tube (21), the smoke tube (21) is communicated with the inner cavity of the desulfurizing tower (2), and the top of the desulfurizing tower (2) is also provided with an exhaust port (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911236351.1A CN110833739A (en) | 2019-12-05 | 2019-12-05 | Waste incineration flue gas quenching desulphurization unit based on ultra-clean emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911236351.1A CN110833739A (en) | 2019-12-05 | 2019-12-05 | Waste incineration flue gas quenching desulphurization unit based on ultra-clean emission |
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| Publication Number | Publication Date |
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| CN110833739A true CN110833739A (en) | 2020-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911236351.1A Pending CN110833739A (en) | 2019-12-05 | 2019-12-05 | Waste incineration flue gas quenching desulphurization unit based on ultra-clean emission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130124A (en) * | 2021-11-25 | 2022-03-04 | 萍乡市群星化工陶瓷总厂 | Defogging device of desulfurization waste liquid absorption tower |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999755A (en) * | 2016-05-12 | 2016-10-12 | 西安热工研究院有限公司 | Cooling wet-desulphurization smoke demisting device |
| RU2627892C1 (en) * | 2016-05-29 | 2017-08-14 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Юго-Западный государственный университет "(ЮЗГУ) | Classifier for separating purified smoke gases into nitrogen and carbon dioxide gas |
-
2019
- 2019-12-05 CN CN201911236351.1A patent/CN110833739A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999755A (en) * | 2016-05-12 | 2016-10-12 | 西安热工研究院有限公司 | Cooling wet-desulphurization smoke demisting device |
| RU2627892C1 (en) * | 2016-05-29 | 2017-08-14 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Юго-Западный государственный университет "(ЮЗГУ) | Classifier for separating purified smoke gases into nitrogen and carbon dioxide gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130124A (en) * | 2021-11-25 | 2022-03-04 | 萍乡市群星化工陶瓷总厂 | Defogging device of desulfurization waste liquid absorption tower |
| CN114130124B (en) * | 2021-11-25 | 2022-11-11 | 萍乡市群星化工陶瓷总厂 | Defogging device of desulfurization waste liquid absorption tower |
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Application publication date: 20200225 |
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