CN217367737U - Hydrochloric acid mist collection device - Google Patents
Hydrochloric acid mist collection device Download PDFInfo
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- CN217367737U CN217367737U CN202220215430.5U CN202220215430U CN217367737U CN 217367737 U CN217367737 U CN 217367737U CN 202220215430 U CN202220215430 U CN 202220215430U CN 217367737 U CN217367737 U CN 217367737U
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- hydrochloric acid
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- tower
- acid mist
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model provides a hydrochloric acid fog collection device, including the hydrochloric acid storage tank, the top of hydrochloric acid storage tank is connected with row fog pipe, the other end of arranging fog pipe is connected with the scrubbing tower, the scrubbing tower includes the tower body, the lower part of tower body is equipped with the inlet port, be equipped with the shower nozzle in the tower body, the shower nozzle is located the top of tower body, the shower nozzle is connected with the raceway, the raceway is worn out from the top of scrubbing tower, the upper portion of scrubbing tower lateral wall is connected with the circulating pipe, the other end of circulating pipe and the sub-unit connection of scrubbing tower lateral wall, be equipped with the fan on the circulating pipe. The utility model is provided with the washing tower to convey the acid mist generated in the hydrochloric acid storage tank into the washing tower through the mist discharge pipe for washing, and the acid mist can be conveyed back to the bottom of the washing tower for repeated washing through the circulating air pipe in the washing process, thereby further improving the acid mist washing and recycling effect, and effectively preventing the acid mist from being discharged into the air to pollute the surrounding environment; simple structure, the using-way is convenient.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, a hydrochloric acid fog collection device is related to.
Background
When caustic soda is produced by an ion membrane method, hydrochloric acid is needed for adding acid into an electrolytic tank, but hydrochloric acid mist in a hydrochloric acid storage tank is often emitted into the air due to high volatility of the hydrochloric acid, so that surrounding equipment, plants, exposed metal pipelines, steel frames and the like are seriously corroded, and in order to eliminate the corrosion of the acid mist, the acid mist needs to be recovered, so that the closed recovery treatment of the acid mist is realized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrochloric acid fog collection device to the problem that prior art exists.
Therefore, the utility model adopts the following technical scheme:
the utility model provides a hydrochloric acid fog collection device, includes the hydrochloric acid storage tank, the top of hydrochloric acid storage tank is connected with row fog pipe, the other end of arranging fog pipe is connected with the scrubbing tower, the scrubbing tower includes shell structure's tower body, the lower part of tower body is equipped with the inlet port, it is connected with the inlet port to arrange fog pipe, be equipped with the shower nozzle in the tower body, the shower nozzle is located the top of tower body, the shower nozzle is connected with the raceway, the raceway is worn out from the top of tower body, the upper portion of scrubbing tower lateral wall is connected with the trachea that circulates, trachea's the other end and the sub-unit connection of scrubbing tower lateral wall, trachea's upper end department is equipped with the fan.
Further, the bottom of tower body is connected with the fluid-discharge tube, the fluid-discharge tube is connected with the collecting tank, the collecting tank is connected with the liquid return pipe, the liquid return pipe is connected with the hydrochloric acid storage tank.
Furthermore, a liquid return valve is arranged on the liquid return pipe.
Further, the lower part of the tower body is of a conical structure with a large upper part and a small lower part.
Furthermore, the outer end of the water delivery pipe is connected with a water tank, and a water valve is arranged on the water delivery pipe.
Furthermore, a one-way valve is arranged on the fog discharge pipe.
Further, the top of tower body is connected with the blast pipe, be equipped with the breather valve on the blast pipe.
Furthermore, a water seal in a U-shaped structure is arranged in the middle of the liquid discharge pipe.
The beneficial effects of the utility model reside in that: the acid mist generated in the hydrochloric acid storage tank is conveyed into the washing tower through the mist discharge pipe for washing by the washing tower, and can be conveyed back to the bottom of the washing tower through the circulating air pipe for repeated washing in the washing process, so that the acid mist washing and recycling effect is further improved, and the acid mist is effectively prevented from being discharged into the air to pollute the surrounding environment; simple structure, the using-way is convenient.
As shown in the figure
Fig. 1 is a schematic structural view of the present invention;
in the figure, 1-hydrochloric acid storage tank, 2-fog discharge pipe, 3-washing tower, 301-tower body, 302-air inlet hole, 303-spray head, 4-water delivery pipe, 5-water tank, 6-water valve, 7-circulating air pipe, 8-fan, 9-liquid discharge pipe, 10-liquid collecting tank, 11-liquid return pipe, 12-liquid return valve, 13-one-way valve, 14-air discharge pipe and 15-breather valve.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1, a hydrochloric acid mist collecting device comprises a hydrochloric acid storage tank 1, a mist discharge pipe 2 is connected to the top of the hydrochloric acid storage tank 1, acid mist generated in hydrochloric acid can be discharged through the mist discharge pipe 2, a one-way valve 13 is arranged on the mist discharge pipe 2, and can prevent gas in the mist discharge pipe 2 from flowing backwards when the hydrochloric acid storage tank 1 is in a negative pressure state, a washing tower 3 is connected to the other end of the mist discharge pipe 2, the washing tower 3 comprises a tower body 301 with a shell structure, an air inlet 302 is arranged at the lower part of the tower body 301, the mist discharge pipe 2 is connected with the air inlet 302, the air inlet 302 allows acid mist to enter the lower part of the tower body 301 through the air inlet 302, a spray head 303 is arranged in the tower body 301, the spray head 303 is arranged at the top of the tower body 301, the spray head 303 is connected with a water delivery pipe 4, the water delivery pipe 4 penetrates out from the top of the tower body 301, a water tank 5 is connected to the outer end of the water delivery pipe 4, the water tank 5 is higher than the spray head 303, and a water valve 6 is arranged on the water delivery pipe, the acid mist in the tower body 301 is cleaned by spraying water in the water tank 5 into the tower body 301 from top to bottom through the spray head 303, the upper part of the side wall of the tower body 301 is connected with the circulating air pipe 7, the other end of the circulating air pipe 7 is connected with the lower part of the side wall of the tower body 301, the upper end of the circulating air pipe 7 is provided with the fan 8, the acid mist at the upper part in the tower body 301 can be circulated to the lower part through the circulating air pipe 7 and washed again, so that the washing effect of the acid mist is improved, the bottom end of the tower body 301 is connected with the liquid discharge pipe 9, the lower part of the tower body 301 is in a conical structure with a large upper part and a small lower part, so that the washed acid liquid can be completely discharged from the tower body 301 without residue, the liquid discharge pipe 9 is connected with the liquid collection tank 10, the acid liquid discharged from the liquid discharge pipe 9 can be completely collected by the liquid collection tank 10, the liquid collection tank 10 is connected with the liquid return pipe 11, the liquid return pipe 11 is connected with the hydrochloric acid storage tank 1, and the collected acid can be transported back to the hydrochloric acid storage tank 1 for recycling through the liquid return pipe 11, the liquid return pipe 11 is provided with a liquid return valve 12.
The top end of the tower body 1 is connected with an exhaust pipe 14, the exhaust pipe 14 is provided with a breather valve 15, the exhaust pipe 14 and the breather valve 15 can prevent the pressure in the tower body 1 from rising or forming negative pressure, and meanwhile, the washed gas can be discharged.
In order to prevent the gas in the tower body 301 from flowing out of the liquid discharge pipe 9 and entering the liquid collecting tank 10, a water seal 16 with a U-shaped structure is arranged in the middle of the liquid discharge pipe 9, namely the middle of the liquid discharge pipe 9 is bent into a U shape.
The utility model discloses make the use as follows:
when too much hydrochloric acid is generated in the hydrochloric acid storage tank 1, the pressure in the hydrochloric acid storage tank 1 is increased, the generated acid mist enters the tower body 301 through the mist discharge pipe 2 through the air inlet hole 302, at the moment, the water valve 6 is opened, clean water in the water tank 5 is sprayed out from the spray nozzle 303 through the water conveying pipe 4 to carry out washing operation on the acid mist, the acid mist moves upwards in the tower body 301 in the washing process, when the acid mist moves to the upper part of the tower body 301, the acid mist returns to the lower part of the tower body 301 through the circulating air pipe 7 under the action of the fan 8 to be washed circularly again, the washing effect is further improved, acid liquid generated after the acid mist washing is finished can be discharged into the liquid collecting tank 10 through the liquid discharge pipe 9 at the bottom of the tower body 301, finally, the liquid return valve 12 can be opened, the acid liquid in the liquid collecting tank 10 is conveyed back into the hydrochloric acid storage tank 1 through the liquid return pipe 11 for recycling, after the washing is carried out for a period, the tower body 301 is increased or forms negative pressure, and partial washed gas can be discharged or sucked into the air through the exhaust pipe 14, the pressure inside the tower body 301 is kept at normal pressure.
Claims (8)
1. The utility model provides a hydrochloric acid fog collection device, its characterized in that, includes the hydrochloric acid storage tank, the top of hydrochloric acid storage tank is connected with row fog pipe, the other end of arranging fog pipe is connected with the scrubbing tower, the scrubbing tower includes shell structure's tower body, the lower part of tower body is equipped with the inlet port, it is connected with the inlet port to arrange fog pipe, be equipped with the shower nozzle in the tower body, the shower nozzle is located the top of scrubbing tower, the shower nozzle is connected with the raceway, the raceway is worn out from the top of tower body, the upper portion of scrubbing tower lateral wall is connected with the trachea that circulates, trachea's the other end and the sub-unit connection of scrubbing tower lateral wall, trachea's upper end department is equipped with the fan.
2. The hydrochloric acid mist collection device of claim 1, wherein a liquid discharge pipe is connected to the bottom end of the tower body, a liquid collection tank is connected to the liquid discharge pipe, a liquid return pipe is connected to the liquid collection tank, and the liquid return pipe is connected to a hydrochloric acid storage tank.
3. The hydrochloric acid mist collecting device of claim 2, wherein the liquid return pipe is provided with a liquid return valve.
4. The hydrochloric acid mist collecting device of claim 1, wherein the lower part of the tower body is a tapered structure with a large upper part and a small lower part.
5. The hydrochloric acid mist collection device of claim 1, wherein the outer end of the water pipe is connected with a water tank, and a water valve is arranged on the water pipe.
6. The hydrochloric acid mist collecting device of claim 1, wherein the mist discharge pipe is provided with a check valve.
7. The hydrochloric acid mist collecting device of claim 1, wherein the top end of the tower body is connected with an exhaust pipe, and a breather valve is arranged on the exhaust pipe.
8. The hydrochloric acid mist collection device of claim 2, wherein a water seal with a U-shaped structure is arranged in the middle of the liquid discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215430.5U CN217367737U (en) | 2022-01-26 | 2022-01-26 | Hydrochloric acid mist collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215430.5U CN217367737U (en) | 2022-01-26 | 2022-01-26 | Hydrochloric acid mist collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217367737U true CN217367737U (en) | 2022-09-06 |
Family
ID=83098545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220215430.5U Active CN217367737U (en) | 2022-01-26 | 2022-01-26 | Hydrochloric acid mist collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217367737U (en) |
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2022
- 2022-01-26 CN CN202220215430.5U patent/CN217367737U/en active Active
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