CN211411538U - Fluorine-containing tail gas leakage-proof treatment device - Google Patents
Fluorine-containing tail gas leakage-proof treatment device Download PDFInfo
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- CN211411538U CN211411538U CN201921898744.4U CN201921898744U CN211411538U CN 211411538 U CN211411538 U CN 211411538U CN 201921898744 U CN201921898744 U CN 201921898744U CN 211411538 U CN211411538 U CN 211411538U
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- liquid tank
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Abstract
The utility model discloses a fluorine-containing tail gas prevents leaking processing apparatus, including the purifying column, purifying column one side fixedly connected with collects the box, collect a plurality of air ducts of box opposite side fixedly connected with, the air duct other end is fixed the lining and is connected with the liquid case, liquid case inside wall fixedly connected with division board, division board four side walls all with liquid case inside wall fixed connection, the air duct is connected to the division board top, the air duct is kept away from and is collected box one side opening down, has solved the purifying column and is closing the back, wherein still can have a certain amount of harmful gas, and they pile up in the tower, and can't purify them again after the purifying column is closed, often can make when opening the purifying column again next time, the toxic gas who is detained in the pipeline directly excretes, endangers the problem of environment.
Description
Technical Field
The utility model relates to a prevent leaking technical field, specifically be a fluorine-containing tail gas prevents leaking processing apparatus.
Background
The fluorine-containing waste gas treatment technology is to remove the fluorine-containing waste gas by absorption, adsorption and other methods. The fluorine-containing waste gas refers to gas containing hydrogen fluoride and silicon tetrafluoride and is mainly derived from industrial production processes; production of phosphate fertilizer and fluoroplastic in chemical industry; the cupola furnace of the foundry industry and the like all discharge a large amount of fluorine-containing waste gas. In addition, fluorine-containing waste gas is also discharged when enameling plants, ceramic plants, brick and tile plants and glass plants are fired at high temperatures. Fluorine is the most active element and can combine with a plurality of elements such as silicon, carbon and the like and decompose a plurality of compounds to form fluoride. Fluorine can react rapidly with water vapor in the atmosphere to produce hydrogen fluoride. Hydrogen fluoride is a colorless, highly irritating and corrosive toxic gas that is very soluble in water to form hydrofluoric acid. Silicon tetrafluoride is a colorless asphyxiant gas and is very soluble in water.
After the purification tower in the prior art is closed, a certain amount of harmful gas still exists in the purification tower, and the harmful gas is accumulated in the tower, and the purification tower cannot purify the harmful gas after being closed, so that the toxic gas remained in the pipeline is directly discharged out and harms the environment when the purification tower is opened next time.
Therefore, the utility model provides a fluorine-containing tail gas prevents leaking processing apparatus.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fluorine-containing tail gas prevents leaking processing apparatus 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: the utility model provides a fluorine-containing tail gas prevents leaking processing apparatus, includes the purifying column, purifying column one side fixedly connected with collects the box, collect a plurality of air ducts of box opposite side fixedly connected with, air duct other end fixedly connected with liquid tank, liquid tank inside wall fixedly connected with division board, division board four side walls all with liquid tank inside wall fixed connection, the air duct is connected to the division board top, the air duct is kept away from and is collected box one side opening down, liquid tank top fixedly connected with outlet duct.
Through adopting above-mentioned technical scheme, during the use, to the regional liquid that does not produce the reaction of division board top notes, make it submerge the air duct export, when the purge tower starts, exhaust waste gas can be discharged through the air duct after the purification, and discharge behind the liquid district of division board top, when closing, the gas that has not had pressure will be intercepted and can't escape by division board top liquid district, it is closing the back to have solved the purge tower, wherein still can have a quantitative harmful gas, they pile up in the tower, and the purge tower can't purify them again after closing, often can make next time when opening the purge tower again, the toxic gas that is detained in the pipeline directly excretes, harm the problem of environment.
Preferably, division board bottom fixedly connected with casting pipe, casting pipe bottom threaded connection has the closing cap, the closing cap sets up in the liquid tank, the closing cap bottom does not contact with liquid tank bottom.
Through adopting above-mentioned technical scheme, through setting up the casting tube, be convenient for discharge and change division board top liquid.
Preferably, the side wall of the liquid tank is fixedly connected with a transparent observation plate, the observation plate is communicated into the liquid tank, and the transparent observation plate is arranged above the partition plate.
Through adopting above-mentioned technical scheme, through setting up transparent observation board, be convenient for observe division board top liquid level.
Preferably, be provided with the dwang in the outlet duct, dwang lateral wall fixedly connected with cleaning plate, cleaning plate bottom and division board top swing joint.
Through adopting above-mentioned technical scheme, through setting up clean board, be convenient for clean division board top residue.
Preferably, outlet duct top fixedly connected with collar, the dwang sets up in the collar, dwang one side fixedly connected with operating handle, operating handle sets up in the outlet duct top.
By adopting the technical scheme, the installation and the use of the cleaning plate are convenient and more convenient by arranging the installation ring.
Preferably, the operating handle is sleeved with a rubber sleeve, and the bottom of the rubber sleeve is not contacted with the bottom of the air outlet pipe.
Through adopting above-mentioned technical scheme, through setting up the rubber sleeve for it is more comfortable when removing the operation handle.
Compared with the prior art, the beneficial effects of the utility model are that: when the purification tower is used, liquid which does not react with hydrogen fluoride is filled into the area above the partition plate to submerge the outlet of the gas guide tube, when the purification tower is started, the purified waste gas is discharged through the gas guide tube and is discharged through the liquid area above the partition plate, when the purification tower is closed, the gas without pressure can be intercepted by the liquid area above the partition plate and cannot escape, the problem that after the purification tower is closed, a certain amount of harmful gas still exists and is accumulated in the tower, and the purification tower cannot be purified after being closed, so that the harmful gas remained in a pipeline can be directly discharged when the purification tower is opened next time, and the environment is damaged is solved, through the arrangement of the liquid discharge tube, the liquid above the partition plate can be conveniently discharged and replaced, through the arrangement of the transparent observation plate, the liquid level above the partition plate can be conveniently observed, and through the arrangement of the cleaning plate, the residues at the top of the, through setting up the rubber sleeve for it is more comfortable when moving the operating handle, the practicality is very strong, is worth very much promoting.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic bottom structure diagram of the present invention.
In the figure: 1. a purification tower; 2. a collection box; 3. an air duct; 4. a liquid tank; 5. a partition plate; 6. a liquid discharging pipe; 7. a closure cap; 8. an air outlet pipe; 9. a mounting ring; 10. rotating the rod; 11. an operating handle; 12. a rubber sleeve; 13. a transparent viewing plate; 14. the plate is cleaned.
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.
Referring to fig. 1 to 3, the present invention provides a technical solution:
the utility model provides a fluorine-containing tail gas prevents leaking processing apparatus, including purifying column 1, 1 one side fixedly connected with of purifying column collects box 2, collect a plurality of air ducts 3 of 2 opposite side fixedly connected with of box, be used for conveying gas, 3 other ends of air duct are fixedly connected with liquid tank 4, 4 inside wall fixedly connected with division boards 5 of liquid tank, 5 four lateral walls of division board all with 4 inside wall fixed connection of liquid tank, make liquid tank 4 cut apart into two confined parts, air duct 3 is connected to 5 tops of division board, 2 one side opening down of collection box are kept away from to air duct 3, 4 top fixedly connected with outlet duct 8 of liquid tank.
The main methods for purifying the fluorine-containing waste gas include wet absorption and dry adsorption. At present, the industrial fluorine-containing waste gas mostly adopts a wet absorption process, and an absorption purification method is divided into a water absorption method and an alkali absorption method according to different absorbents, and the dry purification treatment is to directly adsorb hydrogen fluoride by using alumina to obtain the fluorine-containing alumina. The alumina used as adsorbent is the raw material in electrolytic aluminium production, and the fluorine-containing alumina after adsorbing hydrogen fluoride can be directly used in the electrolytic aluminium production, so that the fluorine in the waste gas is recovered, and the wet purification treatment adopts a liquid absorption method. The fluorine-containing waste gas is washed by liquid, so that the aim of purification and recovery can be achieved, and meanwhile, the by-products of fluosilicic acid, cryolite, sodium fluosilicate, fluorosilicone urea and the like can be produced. The fluorosilicone urea is a compound of fluosilicic acid and urea, and is a better pesticide for preventing and treating wheat rust. The absorbent for absorbing fluoride can adopt water, and can also adopt alkaline substances such as alkali liquor, ammonia water, lime cream and the like, and the water absorption method is to use water as the absorbent to wash the fluorine-containing waste gas and produce the byproduct fluosilicic acid, thereby producing sodium fluosilicate and recycling fluorine resources. The water is easy to obtain and is economic, but has a corrosive effect on equipment. At present, the water absorption method for purifying the waste gas containing fluorine is mainly applied to the production of phosphate fertilizer.
The bottom of the division plate 5 is fixedly connected with a liquid discharge pipe 6, the bottom of the liquid discharge pipe 6 is in threaded connection with a closed cover 7, the closed cover 7 is arranged in the liquid tank 4, the bottom of the closed cover 7 is not contacted with the bottom in the liquid tank 4, the side wall of the liquid tank 4 is fixedly connected with a transparent observation plate 13, the liquid level above the division plate 5 is convenient to observe by arranging the transparent observation plate 13, the observation plate 13 is communicated into the liquid tank 4, the transparent observation plate 13 is arranged above the division plate 5, a rotating rod 10 is arranged in the air outlet pipe 8, the side wall of the rotating rod 10 is fixedly connected with a cleaning plate 14, the cleaning plate 14 is convenient to clean residues on the top of the division plate 5, the bottom of the cleaning plate 14 is movably connected with the top of the division plate 5, the top of the air outlet pipe 8 is fixedly connected with a, the rubber sleeve 12 is sleeved outside the operating handle 11, so that the operating handle 11 is more comfortable to move, and the bottom of the rubber sleeve 12 is not contacted with the bottom of the air outlet pipe 8.
The working principle is as follows: when the purification tower is used, liquid which does not react with hydrogen fluoride is filled into the area above the partition plate 5 to submerge the outlet of the gas guide tube 3, when the purification tower 1 is started, the purified waste gas is discharged through the gas guide tube 3 and is discharged through the liquid area above the partition plate 5, when the purification tower is closed, the gas without pressure is intercepted by the liquid area above the partition plate 5 and cannot escape, the problem that after the purification tower is closed, a certain amount of harmful gas still exists and is accumulated in the tower, and the purification tower cannot be purified after being closed is solved, the problem that the toxic gas remained in a pipeline is directly discharged and harms the environment when the purification tower is opened next time is often solved, through arranging the liquid discharge tube 6, the liquid above the partition plate 5 is convenient to discharge and replace, through arranging the transparent observation plate 13, the liquid level above the partition plate 5 is convenient to observe, through arranging the cleaning plate 14, be convenient for clean division board 5 top residue through setting up rubber sleeve 12 for more comfortable when removing operating handle 11, the practicality is very strong, is worth very much promoting.
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 (6)
1. The utility model provides a processing apparatus is prevented leaking by fluorine-containing tail gas, includes purifying column (1), its characterized in that: purifying column (1) one side fixedly connected with collects box (2), collect a plurality of air ducts (3) of box (2) opposite side fixedly connected with, air duct (3) other end fixedly connected with liquid tank (4), liquid tank (4) inside wall fixedly connected with division board (5), division board (5) four lateral walls all with liquid tank (4) inside wall fixed connection, air duct (3) are connected to division board (5) top, air duct (3) are kept away from and are collected box (2) one side opening down, liquid tank (4) top fixedly connected with outlet duct (8).
2. A fluorine-containing exhaust gas leakage prevention treatment device according to claim 1, wherein: division board (5) bottom fixedly connected with casting pipe (6), casting pipe (6) bottom threaded connection has closing cap (7), closing cap (7) set up in liquid tank (4), closing cap (7) bottom not with liquid tank (4) bottom contact.
3. A fluorine-containing exhaust gas leakage prevention treatment device according to claim 1, wherein: the side wall of the liquid tank (4) is fixedly connected with a transparent observation plate (13), the observation plate (13) is communicated into the liquid tank (4), and the transparent observation plate (13) is arranged above the partition plate (5).
4. A fluorine-containing exhaust gas leakage prevention treatment device according to claim 1, wherein: be provided with dwang (10) in outlet duct (8), dwang (10) lateral wall fixedly connected with cleaning plate (14), cleaning plate (14) bottom and division board (5) top swing joint.
5. A fluorine-containing exhaust gas leakage prevention treatment device according to claim 4, wherein: outlet duct (8) top fixedly connected with collar (9), dwang (10) set up in collar (9), dwang (10) one side fixedly connected with operating handle (11), operating handle (11) set up in outlet duct (8) top.
6. A fluorine-containing exhaust gas leakage prevention treatment device according to claim 5, wherein: the operating handle (11) is sleeved with a rubber sleeve (12), and the bottom of the rubber sleeve (12) is not contacted with the bottom of the air outlet pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921898744.4U CN211411538U (en) | 2019-11-06 | 2019-11-06 | Fluorine-containing tail gas leakage-proof treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921898744.4U CN211411538U (en) | 2019-11-06 | 2019-11-06 | Fluorine-containing tail gas leakage-proof treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211411538U true CN211411538U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921898744.4U Active CN211411538U (en) | 2019-11-06 | 2019-11-06 | Fluorine-containing tail gas leakage-proof treatment device |
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| Country | Link |
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| CN (1) | CN211411538U (en) |
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2019
- 2019-11-06 CN CN201921898744.4U patent/CN211411538U/en active Active
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Effective date of registration: 20230111 Address after: Room 209-03, Floor 2, Building 18, 1277 Yixian Road, Baoshan District, Shanghai, 200000 Patentee after: Shanghai Liujun Information Technology Co.,Ltd. Address before: 330096 2nd floor, National College Students' Entrepreneurship and innovation base, 899 Huoju 5th Road, aixihu management office, Qingshanhu District, Nanchang City, Jiangxi Province Patentee before: NANCHANG HUIDA INTELLECTUAL PROPERTY CO.,LTD. |
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