CN215842436U - Acid mist absorption treatment device for hydrochloric acid loading - Google Patents
Acid mist absorption treatment device for hydrochloric acid loading Download PDFInfo
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- CN215842436U CN215842436U CN202122178652.2U CN202122178652U CN215842436U CN 215842436 U CN215842436 U CN 215842436U CN 202122178652 U CN202122178652 U CN 202122178652U CN 215842436 U CN215842436 U CN 215842436U
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- hydrochloric acid
- air inlet
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Abstract
The utility model discloses an acid mist absorption treatment device for loading hydrochloric acid, which comprises a mobile platform, wherein a tail gas absorption tower, a vacuum pump and an exhaust pipe are arranged on the mobile platform; the tail gas absorption tower is vertically fixed on the movable platform, and an inlet of the vacuum pump is connected with an outlet of the tail gas absorption tower through a pipeline; the exhaust pipe is vertically arranged, and the lower end of the exhaust pipe is connected with an outlet of the vacuum pump; an inlet of the tail gas absorption tower is connected with a gas suction pipe, and the far end of the gas suction pipe is connected with a gas suction cover; the air suction cover is of a conical structure, a plurality of air inlets are formed in the middle of the air suction cover along the circumferential direction, and air inlet membranes are connected to the inner sides of the air inlets; when air is fed, the air inlet diaphragm is opened, and the air inlet is opened; when air inlet is stopped, the air inlet diaphragm is closed, and the air inlet is closed; one side of the air suction cover is also provided with a pipeline inlet which is used for penetrating a hydrochloric acid liquid inlet pipe.
Description
Technical Field
The utility model belongs to the technical field of chemical auxiliary equipment, and particularly relates to an acid mist absorption treatment device for loading hydrochloric acid.
Background
In the process of preparing caustic soda by an ion membrane method, 32% of caustic soda solution produced in an electrolysis procedure is pumped to a caustic soda tank area through an alkali liquor intermediate tank, and the caustic soda is pulled out of a factory area by a train and an automobile through a tank area loading trestle; the last process of the ionic membrane caustic soda is a hydrochloric acid synthesis process for preparing qualified hydrochloric acid meeting industrial requirements, the hydrochloric acid is volatile liquid, hydrogen chloride gas is very easily volatilized, the surrounding environment is polluted, particularly, the air pressure is low in continuous overcast and rainy days in summer, a piece of black smoke is loaded in a tank area, the atmosphere quality is very bad, the body health of loading personnel is influenced, the environment is polluted, surrounding pipeline facilities are corroded, and the volatilized waste gas is required to be absorbed and treated when the loading is carried out.
SUMMERY OF THE UTILITY MODEL
The utility model provides an acid mist absorption treatment device for loading hydrochloric acid, and aims to solve the technical problems.
Therefore, the utility model adopts the following technical scheme:
an acid mist absorption treatment device for loading hydrochloric acid comprises a moving platform, wherein a tail gas absorption tower, a vacuum pump and an exhaust pipe are arranged on the moving platform; the tail gas absorption tower is vertically fixed on the movable platform, and an inlet of the vacuum pump is connected with an outlet of the tail gas absorption tower through a pipeline; the exhaust pipe is vertically arranged, and the lower end of the exhaust pipe is connected with an outlet of the vacuum pump; an inlet of the tail gas absorption tower is connected with a gas suction pipe, and the far end of the gas suction pipe is connected with a gas suction cover;
the air suction cover is of a conical structure, a plurality of air inlets are formed in the middle of the air suction cover along the circumferential direction, and air inlet membranes are connected to the inner sides of the air inlets; when air is fed, the air inlet diaphragm is opened, and the air inlet is opened; when air inlet is stopped, the air inlet diaphragm is closed, and the air inlet is closed; one side of the air suction cover is also provided with a pipeline inlet which is used for penetrating a hydrochloric acid liquid inlet pipe.
Further, a liquid storage tank, a spray header and a liquid circulation assembly are arranged in the tail gas absorption tower.
Further, the air suction pipe is made of a corrugated pipe material.
Furthermore, a protective ring made of hard material is arranged on the lower edge of the air suction cover.
Furthermore, a rubber ring blocking piece is arranged at the inlet of the pipeline.
The utility model can be used for absorbing hydrochloric acid mist on a hydrochloric acid tank, the acid mist is conveyed to the tail gas absorption tower for neutralization treatment, and discharged gas does not contain hydrochloric acid, thereby avoiding the harm of the acid mist to human bodies and reducing the influence of the hydrochloric acid on the environment; the air inlet and the air inlet diaphragm are arranged on the air suction cover, so that the acid mist can be prevented from overflowing, and the safety is improved.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a schematic view of the attachment of the suction hood of the present invention;
fig. 3 is a schematic structural view of the gas collecting channel of the present invention;
FIG. 4 is a schematic view of the structure of the present invention with the gas film closed;
FIG. 5 is a schematic view of the gas film of the present invention when opened;
in the figure: 1-a moving platform, 2-a tail gas absorption tower, 3-a vacuum pump, 4-an exhaust pipe, 5-a liquid storage tank, 6-a spray header, 7-an air suction pipe, 8-an air suction cover, 9-a hydrochloric acid tank, 10-a hydrochloric acid liquid inlet pipe, 11-an air inlet, 12-a pipeline inlet, 13-an air inlet pipe and 14-an air inlet membrane.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 and 2, an acid mist absorption treatment device for loading hydrochloric acid comprises a mobile platform 1, wherein the mobile platform 1 comprises a horizontal bottom plate and a supporting wheel arranged below the horizontal bottom plate, and a power assembly is arranged on the mobile platform 1 and used for driving the mobile platform 1 to move.
The movable platform 1 is provided with a tail gas absorption tower 2, a vacuum pump 3 and an exhaust pipe 4, the tail gas absorption tower 2 is vertically fixed on the movable platform 1, and an inlet of the vacuum pump 3 is connected with an outlet of the tail gas absorption tower 2 through a pipeline; the exhaust pipe 4 is vertically arranged, the lower end of the exhaust pipe 4 is connected with an outlet of the vacuum pump 3, and the exhaust pipe 4 is provided with a dehumidifying component for discharging water vapor in the exhaust gas; an inlet of the tail gas absorption tower 2 is connected with a gas suction pipe 7, and the far end of the gas suction pipe 7 is connected with a gas suction cover 8. A liquid storage tank 5, a spray header 6 and a liquid circulation component are arranged in the tail gas absorption tower 2, wherein alkali liquor is stored in the liquid storage tank 5, and the liquid circulation component is used for conveying the alkali liquor in the liquid storage tank 5 to the spray header 6. The spray headers 6 are provided with a plurality of groups, and the spray headers 6 spray vaporous alkali liquor for absorbing hydrochloric acid.
As shown in fig. 3-5, the air suction pipe 7 is made of a corrugated pipe, the air suction cover 8 is of a conical structure, and a protective ring made of a hard material is arranged on the lower edge of the air suction cover 8. The middle part of the air suction cover 8 is circumferentially provided with a plurality of air inlets 11, the inner side of each air inlet 11 is provided with an air inlet pipe 13, the front end of each air inlet pipe 13 is inclined, and the front end of each air inlet pipe 13 is connected with an air inlet membrane 14. When air is fed, the air inlet diaphragm 14 is opened, and the air inlet 11 is opened; when air inlet is stopped, the air inlet diaphragm 14 is closed, and the air inlet 11 is closed; one side of the air suction cover 8 is also provided with a pipeline inlet 12, the pipeline inlet 12 is used for penetrating a hydrochloric acid liquid inlet pipe 10, and a rubber ring plugging sheet is arranged on the pipeline inlet 12.
The working principle of the utility model is as follows:
when the vacuum pump is used, the air suction cover 8 is buckled on the notch of the hydrochloric acid tank 9, the hydrochloric acid liquid inlet pipe 10 penetrates into the hydrochloric acid tank 9 through the pipeline inlet 12, and the vacuum pump 3 is started. When the vacuum pump 3 works, low pressure is generated in the air suction pipe 7, the tail gas absorption tower 2 and the air suction cover 8, at the moment, the air suction diaphragm 14 is opened, and outside air enters the air suction cover 8 through the air inlet 11. Then hydrochloric acid liquid is input into the hydrochloric acid tank 9, the generated acid mist enters the air suction cover 8 and is washed to the tail gas absorption tower 2 through the air suction pipe 7, the tail gas absorption tower 2 absorbs the hydrochloric acid, and acid-free gas is discharged through the exhaust pipe 4.
It should be noted that the above are only some embodiments of the present invention, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (5)
1. The acid mist absorption treatment device for loading hydrochloric acid is characterized by comprising a moving platform (1), wherein a tail gas absorption tower (2), a vacuum pump (3) and an exhaust pipe (4) are arranged on the moving platform (1); the tail gas absorption tower (2) is vertically fixed on the movable platform (1), and an inlet of the vacuum pump (3) is connected with an outlet of the tail gas absorption tower (2) through a pipeline; the exhaust pipe (4) is vertically arranged, and the lower end of the exhaust pipe (4) is connected with the outlet of the vacuum pump (3); an inlet of the tail gas absorption tower (2) is connected with a gas suction pipe (7), and the far end of the gas suction pipe (7) is connected with a gas suction cover (8);
the air suction cover (8) is of a conical structure, a plurality of air inlets (11) are formed in the middle of the air suction cover (8) along the circumferential direction, and air inlet membranes (14) are connected to the inner sides of the air inlets (11); when air is fed, the air inlet diaphragm (14) is opened, and the air inlet (11) is opened; when air inlet is stopped, the air inlet diaphragm (14) is closed, and the air inlet (11) is closed; one side of the air suction cover (8) is also provided with a pipeline inlet (12), and the pipeline inlet (12) is used for penetrating a hydrochloric acid liquid inlet pipe (10).
2. The acid mist absorption treatment device for hydrochloric acid loading according to claim 1, wherein a liquid storage tank (5), a spray header (6) and a liquid circulation component are arranged in the tail gas absorption tower (2).
3. The acid mist absorption treatment device for hydrochloric acid loading according to claim 1, wherein the air suction pipe (7) is made of a corrugated pipe material.
4. The acid mist absorption treatment device for hydrochloric acid loading according to claim 1, wherein the lower edge of the air suction cover (8) is provided with a guard ring made of hard material.
5. The acid mist absorption treatment device for hydrochloric acid loading according to claim 1, wherein a rubber ring block piece is arranged on the pipeline inlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122178652.2U CN215842436U (en) | 2021-09-09 | 2021-09-09 | Acid mist absorption treatment device for hydrochloric acid loading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122178652.2U CN215842436U (en) | 2021-09-09 | 2021-09-09 | Acid mist absorption treatment device for hydrochloric acid loading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215842436U true CN215842436U (en) | 2022-02-18 |
Family
ID=80258406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122178652.2U Active CN215842436U (en) | 2021-09-09 | 2021-09-09 | Acid mist absorption treatment device for hydrochloric acid loading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215842436U (en) |
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2021
- 2021-09-09 CN CN202122178652.2U patent/CN215842436U/en active Active
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