CN219291024U - Sulfuric acid drying tower - Google Patents
Sulfuric acid drying tower Download PDFInfo
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- CN219291024U CN219291024U CN202320065138.4U CN202320065138U CN219291024U CN 219291024 U CN219291024 U CN 219291024U CN 202320065138 U CN202320065138 U CN 202320065138U CN 219291024 U CN219291024 U CN 219291024U
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- tower body
- sulfuric acid
- pipe
- inlet pipe
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Abstract
The utility model provides a sulfuric acid drying tower, which comprises a tower body with sulfuric acid inside, wherein the top of the tower body is provided with an opening and is connected with an air outlet pipe, the side surface of the tower body is provided with an air inlet pipe, the air inlet pipe penetrates through the side wall of the tower body, the opening at the top of the tower body is provided with a humidity detector, one side of the humidity detector, which is far away from the tower body, is provided with a circulating pipe connected with the air outlet pipe, the circulating pipe is also connected with the air inlet pipe, the air inlet pipe is provided with a second electric control valve, the second electric control valve is positioned at one side of the circulating pipe, which is far away from the tower body, the circulating pipe is provided with a third electric control valve, the end part, which is close to the air inlet pipe, of the circulating pipe is provided with an air passage one-way valve, and the humidity detector is electrically connected with a controller, and the controller is electrically connected with the first electric control valve, the second electric control valve and the third electric control valve. The utility model performs different operations on gases with different water contents, and avoids unnecessary time consumption while guaranteeing the drying effect.
Description
Technical Field
The utility model relates to the technical field of sulfuric acid drying, in particular to a sulfuric acid drying tower.
Background
Concentrated sulfuric acid has strong water absorption capacity, and is often used for drying and absorbing neutral or partial acid gases such as H2, O2, CO2, SO2, CH4, HCL and the like in industry to remove water vapor contained in the gases;
the sulfuric acid drying tower is used for drying gas, the gas is introduced into the sulfuric acid tank to dry the gas, the dried gas is directly discharged through the exhaust pipe, the water-containing gas generated by different processes is required to pass through drying processes of different times, the drying times are less, the water content is easy to exceed the standard, in order to ensure that the water content reaches the standard, the drying work is uniformly carried out for many times, the unnecessary drying time is easy to be increased, and the work efficiency is influenced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides the sulfuric acid drying tower which can detect the water content of gas, realize proper drying times through a circulating pipe and timely discharge the gas after the water content of the gas reaches the standard.
According to the embodiment of the utility model, the sulfuric acid drying tower comprises a tower body with sulfuric acid inside, an opening is formed in the top of the tower body and is connected with an air outlet pipe, an air inlet pipe is arranged on the side face of the tower body, the air inlet pipe penetrates through the side wall of the tower body, a humidity detector is arranged at the opening of the top of the tower body, a circulating pipe connected with the air outlet pipe is arranged on one side, far away from the tower body, of the humidity detector, the circulating pipe is further connected with the air inlet pipe, a second electric control valve is arranged on the air inlet pipe, the second electric control valve is arranged on one side, far away from the tower body, of the circulating pipe, a third electric control valve is arranged on the circulating pipe, an air passage one-way valve is arranged on the end, close to the air inlet pipe, of the circulating pipe, and the humidity detector is electrically connected with a controller, and the controller is electrically connected with the first electric control valve, the second electric control valve and the third electric control valve.
In the gas drying process, the humidity detector monitors the humidity of the dried gas in real time, when the humidity is higher than a set threshold range, the first electric control valve is closed, the second electric control valve is closed, the third electric control valve is opened, the gas enters the tower body again through the circulating pipe to carry out drying work, after the humidity of the gas detected by the humidity detector reaches the standard, the first electric control valve is opened, the second electric control valve is opened, the third electric control valve is closed, and the standard gas is discharged through the gas outlet pipe.
Preferably, the circulating pipe is connected with a gas booster pump, and the controller is electrically connected with the gas booster pump.
Further preferably, the air inlet pipe positioned in the tower body is vertical and is close to the inner side wall of the tower body and extends downwards to the bottom of the sulfuric acid, and the air inlet pipe is connected with a plurality of branch pipes positioned below the liquid level of the sulfuric acid.
Further preferably, the plurality of branch pipes are horizontally arranged on the same horizontal plane and uniformly distributed at equal intervals, the end parts of the plurality of branch pipes are connected with flange covers, and the side surfaces of the plurality of branch pipes are provided with uniformly distributed air dispersing holes.
Further preferably, the air inlet pipe inside the tower body is connected with a plurality of vertically arranged branch pipes, the end parts of the branch pipes are connected with flange covers, and the side surfaces of the branch pipes are provided with air dispersing holes which are uniformly distributed and are positioned below the sulfuric acid liquid level.
Further preferably, the branch pipes are uniformly distributed inside the tower body.
Further preferably, the bottom of the tower body is provided with an opening and is connected with a liquid discharge pipe, a liquid discharge valve is arranged on the liquid discharge pipe, one side of the bottom of the tower body is provided with an opening and is connected with a liquid inlet pipe, and the liquid inlet pipe is provided with a liquid inlet valve.
Still further preferably, a transparent observation window is provided on a side surface of the tower body.
Compared with the prior art, the utility model has the following beneficial effects: through setting up gas humidity detector, come to shunt gas according to the water content of gas, the gas that the water content exceeds standard dries through the circulating pipe once more, and the gas that the water content reaches the standard in time discharges, avoids drying the number of times less and leads to the exhaust gas water content to exceed standard, also avoids the too much extravagant unnecessary time of drying number of times.
Drawings
Fig. 1 is a schematic diagram of a sulfuric acid drying tower according to the present utility model.
Fig. 2 is a schematic view showing the bottom structure of a branch pipe in the sulfuric acid drying tower of fig. 1 according to the present utility model.
Fig. 3 is a schematic view showing a structure of a sulfuric acid drying tower according to another embodiment of the present utility model.
Fig. 4 is a schematic view showing the bottom structure of a branch pipe in the sulfuric acid drying tower of fig. 3 according to the present utility model.
In the above figures: 1. a tower body; 101. a liquid discharge pipe; 102. a liquid discharge valve; 103. a liquid inlet pipe; 104. a liquid inlet valve; 2. an air outlet pipe; 201. a first electrically controlled valve; 3. an air inlet pipe; 301. a branch pipe; 302. a flange cover; 303. air dispersing holes; 4. a humidity detector; 5. a circulation pipe; 6. a third electrically controlled valve; 7. an air passage one-way valve; 8. a gas booster pump; 9. an observation window; 10. and the second electric control valve.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, a sulfuric acid drying tower comprises a tower body 1 filled with sulfuric acid, wherein the top of the tower body 1 is provided with an opening and is connected with an air outlet pipe 2, a first electric control valve 201 is arranged on the air outlet pipe 2, an air inlet pipe 3 is arranged on the side surface of the tower body 1, the air inlet pipe 3 penetrates through the side wall of the tower body 1, a branch pipe 301 extending into sulfuric acid liquid is connected to the air inlet pipe 3, a humidity detector 4 is arranged at the opening of the top of the tower body 1 and used for detecting the water content in gas rising into the tower body, a circulating pipe 5 connected with the air outlet pipe 2 is arranged between the humidity detector 4 and the first electric control valve 201, the circulating pipe (5) is also connected with the air inlet pipe 3, a second electric control valve 10 is arranged on the air inlet pipe 3, the second electric control valve 10 is positioned on one side of the air inlet pipe 5 far away from the tower body 1, a third electric control valve 6 is arranged on the air inlet pipe 5, a check valve 7 is arranged at the end part close to the air inlet pipe 3, and the air inlet pipe 3 is used for preventing gas from entering into the air inlet pipe 5, and the humidity detector 4 is electrically connected with the first electric control valve 201 and the electric control valve 10;
the gas enters the tower body 1 through the gas inlet pipe 3 and rises to the top of the tower body 1 after being dried by sulfuric acid, the humidity detector 4 at the gas outlet of the tower body 1 monitors the humidity information of the gas in real time and transmits signals to the controller, when the humidity exceeds the standard, the first electric control valve 201 is closed, the second electric control valve 10 is closed, the third electric control valve 6 is opened, the gas to be dried is stopped from being input, the gas returns to the gas inlet pipe 3 through the circulating pipe 5 and reaches the humidity detector 4 after being dried again until the humidity of the gas reaches the standard, the first electric control valve 201 is opened, the second electric control valve 10 is opened, the third electric control valve 6 is closed, the standard gas is discharged through the gas outlet pipe 2, the gas to be dried is continuously input, the condition that the water content of the discharged gas exceeds the standard due to less times of gas drying can be avoided, and the phenomenon of excessive waste of unnecessary time of gas drying times can also be avoided;
specifically, in order to accelerate the gas in the circulating pipe 5 to enter the gas inlet pipe 3, the circulating pipe 5 is connected with a gas booster pump 8, and the controller is electrically connected with the gas booster pump 8;
when the humidity detector 4 detects that the humidity of the gas exceeds the standard, the gas booster pump 8 is started to accelerate the gas in the circulating pipe 5 to flow back into the gas inlet pipe 3, and the gas is dried by sulfuric acid again;
in order to increase the effective contact area of the gas and the sulfuric acid, the air inlet pipe 3 positioned in the tower body 1 is vertical and is close to the inner side wall of the tower body 1 and extends downwards to the bottom of the sulfuric acid, and the air inlet pipe 3 is connected with a plurality of branch pipes 301 positioned below the liquid level of the sulfuric acid;
in order to improve the uniformity of sulfuric acid absorbing moisture, the plurality of branch pipes 301 are horizontally arranged on the same horizontal plane and uniformly distributed at equal intervals, the end parts of the plurality of branch pipes 301 are connected with flange covers 302, and the side surfaces of the plurality of branch pipes 301 are provided with uniformly distributed air dispersing holes 303;
the multiple branch pipes 301 can convey other sulfuric acid liquid to each position, and meanwhile, gas can come out through the gas dispersing holes 303 at different positions, so that the contact area of the gas and sulfuric acid can be effectively increased;
as shown in fig. 3 and fig. 4, in another embodiment of the present utility model, in order to increase the contact area between the gas and the sulfuric acid, the gas inlet pipe 3 located inside the tower body 1 is connected with a plurality of vertically arranged branch pipes 301, the end parts of the branch pipes 301 are connected with flange covers 302, the side surfaces of the branch pipes 301 are provided with air dispersing holes 303 which are uniformly distributed and located below the sulfuric acid level, and the branch pipes 301 are uniformly distributed inside the tower body 1;
in order to discharge sulfuric acid absorbing more water vapor and supplement new sulfuric acid, an opening is formed in the bottom of the tower body 1 and is connected with a liquid discharge pipe 101, a liquid discharge valve 102 is arranged on the liquid discharge pipe 101, a liquid inlet pipe 103 is formed in one side of the bottom of the tower body 1 and is connected with the liquid inlet pipe 103, and a liquid inlet valve 104 is arranged on the liquid inlet pipe 103;
in order to facilitate the operators to observe the internal condition of the tower body 1, the side surface of the tower body 1 is provided with a transparent observation window 9.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. A sulfuric acid drying tower, characterized in that: including inside being equipped with sulfuric acid tower body (1), the top of tower body (1) is equipped with the opening and is connected with outlet duct (2), be equipped with first automatically controlled valve (201) on outlet duct (2), the side of tower body (1) is equipped with intake pipe (3), intake pipe (3) run through tower body (1) lateral wall, tower body (1) top opening part is equipped with humidity detector (4), humidity detector (4) with be equipped with between first automatically controlled valve (201) with circulating pipe (5) that outlet duct (2) are connected, circulating pipe (5) still with intake pipe (3) are connected, be equipped with second automatically controlled valve (10) on intake pipe (3), second automatically controlled valve (10) are located circulating pipe (5) are kept away from one side of tower body (1), be equipped with third automatically controlled valve (6) on circulating pipe (5), the tip that gas circuit (5) are close to intake pipe (3) is equipped with check valve (7), humidity detector (4) electric connection has controller, first automatically controlled valve (201), second automatically controlled valve (10).
2. A sulfuric acid drying tower according to claim 1, characterized in that: the circulating pipe (5) is connected with a gas booster pump (8), and the controller is electrically connected with the gas booster pump (8).
3. A sulfuric acid drying tower according to claim 2, characterized in that: the air inlet pipe (3) positioned inside the tower body (1) is vertical and is close to the inner side wall of the tower body (1) and extends downwards to the bottom of sulfuric acid, and the air inlet pipe (3) is connected with a plurality of branch pipes (301) positioned below the liquid level of the sulfuric acid.
4. A sulfuric acid drying tower according to claim 3, characterized in that: the branch pipes (301) are horizontally arranged on the same horizontal plane and uniformly distributed at equal intervals, the end parts of the branch pipes (301) are connected with flange covers (302), and the side surfaces of the branch pipes are provided with uniformly distributed air dispersing holes (303).
5. A sulfuric acid drying tower according to claim 2, characterized in that: the air inlet pipe (3) positioned inside the tower body (1) is connected with a plurality of vertically arranged branch pipes (301), the end parts of the branch pipes (301) are connected with flange covers (302), and the side surfaces of the branch pipes (301) are provided with air dispersing holes (303) which are uniformly distributed and positioned below the sulfuric acid liquid level.
6. A sulfuric acid drying tower according to claim 4, characterized in that: the branch pipes (301) are uniformly distributed in the tower body (1).
7. A sulfuric acid drying tower according to any one of claims 1-6, characterized in that: the bottom of the tower body (1) is provided with an opening and is connected with a liquid discharge pipe (101), a liquid discharge valve (102) is arranged on the liquid discharge pipe (101), one side of the bottom of the tower body (1) is provided with an opening and is connected with a liquid inlet pipe (103), and the liquid inlet pipe (103) is provided with a liquid inlet valve (104).
8. A sulfuric acid drying tower according to claim 7, characterized in that: the side of the tower body (1) is provided with a transparent observation window (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320065138.4U CN219291024U (en) | 2023-01-09 | 2023-01-09 | Sulfuric acid drying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320065138.4U CN219291024U (en) | 2023-01-09 | 2023-01-09 | Sulfuric acid drying tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219291024U true CN219291024U (en) | 2023-07-04 |
Family
ID=86957078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320065138.4U Active CN219291024U (en) | 2023-01-09 | 2023-01-09 | Sulfuric acid drying tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219291024U (en) |
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2023
- 2023-01-09 CN CN202320065138.4U patent/CN219291024U/en active Active
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