CN210186813U - Intelligent environment-friendly sulfur-containing tail gas purification device - Google Patents
Intelligent environment-friendly sulfur-containing tail gas purification device Download PDFInfo
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- CN210186813U CN210186813U CN201920568331.3U CN201920568331U CN210186813U CN 210186813 U CN210186813 U CN 210186813U CN 201920568331 U CN201920568331 U CN 201920568331U CN 210186813 U CN210186813 U CN 210186813U
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Abstract
The utility model discloses an intelligent environment-friendly sulfur-containing tail gas purification device, which comprises a coagulant tank, a settling tank, a flue gas purification tower, a chemical desulfurization tank and a circulating pipeline, wherein one side of the bottom of the flue gas purification tower is provided with a flue gas inlet, the top of the flue gas purification tower is provided with a flue gas outlet, the top of the flue gas outlet is provided with an activated carbon net cover, the top end inside the flue gas purification tower is provided with a plurality of spray pipes, the bottom side surface of each spray pipe is provided with a plurality of nozzles at intervals, the spray pipes are connected with an adding pipe at one side outside the flue gas purification tower, one side of the bottom of the flue gas purification tower is connected with the settling tank through an extracting pipe, the settling tank is connected with the coagulant tank through a conveying pipe, the conveying pipe is provided with an extracting pump, two ends of the circulating pipeline are respectively connected with the upper end and the lower end of the flue gas purification, the circulating pipeline is provided with a circulating pump.
Description
Technical Field
The utility model relates to a tail gas purification processing apparatus technical field specifically is an intelligence environmental protection sulfur-containing tail gas purification device.
Background
China is a country with relative scarcity of resources and energy sources, is lack of gas and oil, but has relatively abundant coal resources, develops coal chemical industry vigorously, and has become a consensus for reasonably developing and utilizing the coal resources. The development of coal-based methanol, and the replacement of petroleum by coal is a requirement of national energy safety and a requirement of high-speed development of chemical industry. However, in the existing process for preparing methanol from coal, the coal converted into synthesis gas contains nitrogen, carbon dioxide, carbon monoxide, hydrogen, water vapor, sulfur dioxide, nitrogen oxide and other possible impurities, the synthesis of methanol only consumes the carbon monoxide and the hydrogen, and the rest tail gas is discharged after being treated by a tail gas treatment system.
China always advocates energy conservation and emission reduction work and strictly controls the emission amount of atmospheric sulfur dioxide. The sulfur-containing tail gas processing apparatus who uses at present is two kinds common, one kind is the filler absorption tower, one kind is the dynamic wave absorption tower, but prior art's desulfurization purifier desulfurization efficiency is not high, and the gas that discharges still contains certain sulfur dioxide, and some medicaments that desulfurization purification treatment used do not rationally handle, cause subsequent secondary pollution easily, and be not enough energy-concerving and environment-protective, in order to solve above-mentioned problem, consequently, design an intelligence environmental protection and contain sulfur tail gas purification apparatus.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligence environmental protection sulfur-containing tail gas cleanup unit to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent environment-friendly sulfur-containing tail gas purification device comprises a coagulant tank, a settling tank, a flue gas purification tower, a chemical desulfurization tank and a circulating pipeline, wherein a flue gas inlet is formed in one side of the bottom of the flue gas purification tower, a flue gas outlet is formed in the top of the flue gas purification tower, an activated carbon mesh enclosure is arranged at the top of the flue gas outlet, a plurality of spray pipes are arranged at the top end of the interior of the flue gas purification tower, a plurality of nozzles are arranged at intervals on the bottom side surface of each spray pipe, the spray pipes are connected with an adding pipe on one side of the exterior of the flue gas purification tower, one side of the bottom of the flue gas purification tower is connected with the settling tank through an extracting pipe, the settling tank is connected with the coagulant tank through a conveying pipe, the conveying pipe is provided with an extracting pump, two ends of the circulating pipeline are respectively connected to the upper end and the, a plurality of feeding main pipes are arranged between the side surface of the bottom of the chemical desulfurization tank and the circulating pipeline, and the circulating pipeline is provided with a circulating pump.
Further, the inside pivot that is equipped with of setting tank, the pivot outside is equipped with a plurality of stirring leaves, setting tank and driving motor electric connection are passed to pivot one end.
Further, the inside bottom of gas cleaning tower is equipped with a plurality of spray lines, the spray line bottom surface interval is equipped with a plurality of nozzles, spray line and gas cleaning tower outside one side advance water piping connection.
Further, the feeding pipe is connected with a pH value adjusting tank, a pH value adjusting agent is arranged inside the pH value adjusting tank, and the pH value adjusting agent is one of lime, sodium carbonate, sodium hydroxide or sulfuric acid.
Furthermore, the extraction pipe is provided with an extraction pump, and the extraction pipe, the conveying pipeline and the circulating pipeline are all provided with regulating valves.
Further, one of them material of throwing of chemical desulfurization tank bottom side is responsible for and extends perpendicularly in circulating line bottom position, it is fixed in the gas cleaning tower through the bracing piece to throw the material and is responsible for the end, it is equipped with a plurality of bleeder pipes to throw between material is responsible for and the circulating line, the bleeder pipe is equipped with the governing valve, just the bleeder pipe slope sets up, the circulating line is the S type structure.
Furthermore, a coagulant is arranged inside the coagulant tank, a chemical desulfurizer is arranged inside the chemical desulfurization tank, and the chemical desulfurizer is sodium carbonate or alkaline aluminum sulfate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the nozzle in the flue gas purification tower, the spray line, put in the PH value adjustment agent in the dosing pipe and evenly spray in the flue gas purification tower, carry out preliminary quick desulfurization treatment to its inside sulphur tail gas that contains, then circulate the extraction through the setting of circulating line with the sulphur tail gas that contains of flue gas purification tower, utilize the chemical digester, throw the material person in charge, the chemical desulfurizer is thrown to the setting of bleeder isotructure toward the circulating line, evenly carry out desulfurization treatment once more with the sulphur tail gas that contains in the circulating line, the above-mentioned two combines the setting and ensures that flue gas desulfurization efficiency is high, the desulfurization effect is good, realize that the emission standard after the processing accords with national emission standard, and chemical desulfurizer and desorption recycle, energy saving and environmental protection, through the setting of structures such as setting up of setting tank, coagulant tank, conveying pipeline, collect the waste liquid after retrieving, handle, the driving motor, pivot and the stirring leaf setting that the setting of setting tank accelerated between the coagulant in the setting tank and the waste liquid homogeneous mixing, carried out efficient solid-liquid separation and handled, reduced secondary pollution, environmental protection, the utility model relates to a rationally, operation management is simple, is fit for using widely.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the settling tank of the present invention.
In the figure: 1. a coagulant tank; 2. a delivery pipe; 3. a pump; 4. a settling tank; 5. an extraction pipe; 6. a water inlet pipe; 7. a flue gas inlet; 8. a feeding pipe; 9. a flue gas purification tower; 10. a flue gas outlet; 11. an active carbon screen; 12. a nozzle; 13. a spray tube; 14. a chemical devulcanizer; 15. a feeding main pipe; 16. mounting a bracket; 17. a circulation pipe; 18. a branch pipe; 19. adjusting a valve; 20. a support bar; 21. a circulation pump; 22. a drive motor; 23. stirring blades; 24. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: an intelligent environment-friendly sulfur-containing tail gas purification device comprises a coagulant tank 1, a settling tank 4, a flue gas purification tower 9, a chemical desulfurization tank 14 and a circulating pipeline 17, wherein a flue gas inlet 7 is arranged on one side of the bottom of the flue gas purification tower 9, a flue gas outlet 10 is arranged on the top of the flue gas purification tower 9, an activated carbon net cover 11 is arranged on the top of the flue gas outlet 10, a plurality of spray pipes 13 are arranged at the top of the interior of the flue gas purification tower 9, a plurality of nozzles 12 are arranged at intervals on the bottom side surface of each spray pipe 13, the spray pipes 13 are connected with an adding pipe 8 on one side of the exterior of the flue gas purification tower 9, one side of the bottom of the flue gas purification tower 9 is connected with the settling tank 4 through an extracting pipe 5, the settling tank 4 is connected with the coagulant tank 1 through a conveying pipe 2, the conveying pipe 2 is provided, the top of circulating line 17 is equipped with chemical digester 14, chemical digester 14 both sides are fixed in circulating line 17 surface through installing support 16, be equipped with a plurality of material of throwing between 14 bottom side of chemical digester and circulating line 17 and be responsible for 15, circulating line 17 is equipped with circulating pump 21.
Further, the inside pivot 24 that is equipped with of setting tank 4, the outside of pivot 24 is equipped with a plurality of stirring leaves 23, 24 one end of pivot is passed setting tank 4 and is connected with driving motor 22 electric connection.
Further, the inside bottom of gas cleaning tower 9 is equipped with a plurality of spray pipes 13, spray pipes 13 bottom side interval is equipped with a plurality of nozzles 12, spray pipes 13 and gas cleaning tower 9 outside one side inlet tube 6 are connected.
Further, the feeding pipe 8 is connected with a pH value adjusting tank, a pH value adjusting agent is arranged inside the pH value adjusting tank, and the pH value adjusting agent is one of lime, sodium carbonate, sodium hydroxide or sulfuric acid.
Further, the extraction pipe 5 is provided with an extraction pump, and the extraction pipe 5, the feed delivery pipe 2 and the circulation pipeline 17 are provided with regulating valves 19.
Further, one of the feeding main pipes 15 at the bottom side of the chemical desulfurization tank 14 vertically extends to the bottom of the circulating pipeline 17, the tail end of the feeding main pipe 15 is fixed to the flue gas purification tower 9 through a support rod 20, a plurality of branch pipes 18 are arranged between the feeding main pipe 15 and the circulating pipeline 17, the branch pipes 18 are provided with adjusting valves 19, the branch pipes 18 are obliquely arranged, and the circulating pipeline 17 is of an S-shaped structure.
Further, a coagulant is arranged inside the coagulant tank 1, and a chemical desulfurizer is arranged inside the chemical desulfurization tank 14, wherein the chemical desulfurizer is sodium carbonate or alkaline aluminum sulfate.
The working principle is as follows: the sulfur-containing tail gas enters a flue gas purification tower 9 through a flue gas inlet 7, water in a water inlet pipe 6 is conveyed to a spray pipe 13, water is sprayed through a nozzle 12 and contacts with flue gas to balance liquid evaporated in the absorption process, meanwhile, an adding pipe 8 puts an internal PH value regulator into the spray pipe 13 and evenly sprays into the flue gas purification tower 9 through the nozzle 12 and contacts with the flue gas, sulfur dioxide in the flue gas is subjected to primary rapid desulfurization treatment, then a circulating pump 21 of a circulating pipeline 17 is started, the flue gas in the flue gas purification tower 9 is extracted from the top and then enters the flue gas purification tower 9 again for secondary treatment after circulating through the circulating pipeline 17 after being circulated, in the extraction process through the circulating pipeline 17, a chemical desulfurizer in a chemical desulfurization tank 14 is evenly put into the circulating pipeline 17 through a feeding main pipe 15 and a branch pipe 18, and the sulfur-containing tail gas in the circulating pipeline 17 is evenly subjected to chemical desulfurization treatment, the two treatment modes ensure high flue gas desulfurization efficiency and good desulfurization effect, the treated emission standard meets the national emission standard, and the chemical desulfurizer can be desorbed and recycled, energy is saved and environment is protected, the gas after desulfurization treatment is discharged through the flue gas outlet 10 of the flue gas purification tower 9, the discharged gas is discharged after being filtered by the activated carbon mesh enclosure 11, the purification of the gas is enhanced again, the waste solution generated by desulfurization in the flue gas purification tower 9 is extracted by the extraction pump 3 and is conveyed to the interior of the settling tank 4 through the extraction pipe 5, the extraction pump 3 of the conveying pipe 2 is started, the coagulant in the coagulant tank 1 is extracted in proper amount and is added into the interior of the settling tank 4, then the driving motor 22 is started, the driving motor 22 drives the rotating shaft 24 to rotate, so that the stirring blades 23 rotate along with the rotating shaft 24, and the waste solution and the coagulant in the settling tank 4 are uniformly mixed, realize waste solution efficient solid-liquid separation and handle, reduce secondary pollution, environmental protection, the utility model relates to a rationally, operation management is simple, is fit for using widely.
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 (7)
1. The utility model provides an intelligence environmental protection contains sulphur tail gas cleanup unit, includes coagulant tank (1), setting tank (4), gas cleaning tower (9), chemical desulfurization jar (14) and circulating line (17), its characterized in that, gas cleaning tower (9) bottom one side is equipped with flue gas inlet (7), gas cleaning tower (9) top is equipped with exhanst gas outlet (10), exhanst gas outlet (10) top is equipped with activated carbon screen panel (11), gas cleaning tower (9) inside top is equipped with a plurality of spray pipes (13), spray pipe (13) bottom side interval is equipped with a plurality of nozzles (12), spray pipe (13) and gas cleaning tower (9) outside one side are thrown the feeder tube (8) and are connected, connect through extraction pipe (5) between gas cleaning tower (9) bottom one side and setting tank (4), connect through conveying pipeline (2) between setting tank (4) and coagulant tank (1), conveying pipeline (2) are equipped with extraction pump (3), both ends about flue gas purification tower (9) are connected respectively at circulating line (17) both ends, circulating line (17) top is equipped with chemical digester (14), chemical digester (14) both sides are fixed in circulating line (17) surface through installing support (16), it is responsible for (15) to be equipped with a plurality of material of throwing between chemical digester (14) bottom flank and circulating line (17), circulating line (17) are equipped with circulating pump (21).
2. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: the improved stirring device is characterized in that a rotating shaft (24) is arranged inside the settling tank (4), a plurality of stirring blades (23) are arranged outside the rotating shaft (24), and one end of the rotating shaft (24) penetrates through the settling tank (4) and is electrically connected with the driving motor (22).
3. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: the inside bottom of gas cleaning tower (9) is equipped with a plurality of spray lines (13), spray line (13) bottom side interval is equipped with a plurality of nozzles (12), spray line (13) and gas cleaning tower (9) outside one side inlet tube (6) are connected.
4. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: the feeding pipe (8) is connected with a pH value adjusting tank, a pH value adjusting agent is arranged in the pH value adjusting tank, and the pH value adjusting agent is one of lime, sodium carbonate, sodium hydroxide or sulfuric acid.
5. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: the extraction pipe (5) is provided with an extraction pump, and the extraction pipe (5), the conveying pipeline (2) and the circulating pipeline (17) are all provided with regulating valves (19).
6. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: one of the feeding main pipes (15) at the bottom side of the chemical desulfurization tank (14) vertically extends to the bottom of the circulating pipeline (17), the tail ends of the feeding main pipes (15) are fixed on the flue gas purification tower (9) through support rods (20), a plurality of branch pipes (18) are arranged between the feeding main pipes (15) and the circulating pipeline (17), the branch pipes (18) are provided with regulating valves (19), the branch pipes (18) are obliquely arranged, and the circulating pipeline (17) is of an S-shaped structure.
7. The intelligent environment-friendly sulfur-containing tail gas purification device according to claim 1, characterized in that: a coagulant is arranged inside the coagulant tank (1), a chemical desulfurizer is arranged inside the chemical desulfurization tank (14), and the chemical desulfurizer is sodium carbonate or alkaline aluminum sulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920568331.3U CN210186813U (en) | 2019-04-24 | 2019-04-24 | Intelligent environment-friendly sulfur-containing tail gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920568331.3U CN210186813U (en) | 2019-04-24 | 2019-04-24 | Intelligent environment-friendly sulfur-containing tail gas purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210186813U true CN210186813U (en) | 2020-03-27 |
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ID=69878344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920568331.3U Expired - Fee Related CN210186813U (en) | 2019-04-24 | 2019-04-24 | Intelligent environment-friendly sulfur-containing tail gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210186813U (en) |
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2019
- 2019-04-24 CN CN201920568331.3U patent/CN210186813U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210424 |