CN213853815U

CN213853815U - Hydrochloric acid production drain treatment device

Info

Publication number: CN213853815U
Application number: CN202022378619.XU
Authority: CN
Inventors: 曹平安
Original assignee: Shaanxi Guangming Chemical Co ltd
Current assignee: Shaanxi Guangming Chemical Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-08-03
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a hydrochloric acid production drain processing apparatus relates to hydrochloric acid production field, which comprises a fixed base, the support of two symmetries of last fixed surface of fixing base is connected with, and the upper surface one end of fixing base is located one side position department of support and installs the vacuum aspiration pump, the one end of vacuum aspiration pump is connected with the hose, be located two supports and be provided with a jar body directly over the fixing base, the top of jar body is provided with the upper cover, and the bottom of the jar body is connected with the fluid-discharge tube, the mid-mounting of fluid-discharge tube has the flowing back valve, upper end one side of the jar body is connected with the intake pipe. The utility model discloses a vacuum air pump is managed to find time the jar body, with the leading-in jar of body of tail gas to by atomizer blowout water smoke and the abundant contact of tail gas, dense water smoke can high-efficient quick absorption hydrogen chloride gas in the tail gas and probably have a small amount of chlorine, not only ensures external environment not receive the pollution, still can convert hydrogen chloride gas into hydrochloric acid and retrieve.

Description

Hydrochloric acid production drain treatment device

Technical Field

The utility model relates to a hydrochloric acid production field specifically is a hydrochloric acid production drain treatment device.

Background

Hydrochloric acid is commonly known as hydrochloric acid, is an aqueous solution of hydrogen chloride gas, and is a colorless and transparent monobasic strong acid. Hydrochloric acid has a very strong volatility, so that a white mist can be seen above a container containing concentrated hydrochloric acid after the container is opened, and actually, small hydrochloric acid droplets are generated by combining hydrogen chloride with water vapor in the air after the hydrogen chloride is volatilized.

The industrial preparation of hydrochloric acid mainly adopts an electrolysis method, saturated salt water is electrolyzed, except sodium hydroxide, hydrogen is generated at a cathode, chlorine is generated at an anode, the hydrogen and the chlorine are led to a burner made of quartz in a reactor to be ignited and combusted, hydrogen chloride gas is generated and generates a large amount of heat, the hydrogen chloride gas is absorbed by water to become hydrochloric acid after being cooled, tail gas is generated in the production and processing process of the hydrochloric acid, the tail gas contains available hydrogen chloride gas, if the hydrogen chloride gas is directly discharged, not only is the resource waste caused, but also the environment is polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that tail gas is generated in the production and processing process of hydrochloric acid, the tail gas contains available hydrogen chloride gas, if the tail gas is directly discharged, not only resource waste is caused, but also the environment is polluted, the device for treating the sewage outlet in the production of the hydrochloric acid is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a hydrochloric acid production sewage outlet treatment device comprises a fixed seat, wherein the upper surface of the fixed seat is fixedly connected with two symmetrical brackets, one end of the upper surface of the fixed seat is positioned at one side position of the bracket and is provided with a vacuum air pump, one end of the vacuum air pump is connected with a hose, a tank body is arranged between the two brackets right above the fixed seat, the top end of the tank body is provided with an upper cover, the bottom end of the tank body is connected with a liquid discharge pipe, the middle part of the liquid discharge pipe is provided with a liquid discharge valve, one side of the upper end of the tank body is connected with an air inlet pipe, the other side of the upper end of the tank body is connected with an exhaust pipe, the middle position of the upper end of the air inlet pipe is provided with an air inlet valve, the middle position of the upper end of the exhaust pipe is provided with an, the middle part of the water inlet pipe is provided with a water inlet valve, one end of the upper surface of the upper cover is provided with a barometer at a position close to one side of the water inlet pipe, and the lower end of the barometer is provided with a pressure detecting nozzle.

Preferably, the tank body and the upper cover are fixedly connected through thread rotation, and a sealing rubber ring is arranged between the connection part of the tank body and the upper cover.

Preferably, the exhaust pipe is communicated with the air exhaust end of the vacuum air pump through a hose, and the vacuum air pump is fixedly connected with the fixed seat through a screw.

Preferably, the water inlet pipe penetrates through the upper cover and is communicated with the atomizer, and the water inlet pipe is rotatably connected with the atomizer through threads.

Preferably, the tank body is fixedly connected with the upper ends of the two exhaust pipes through welding, and the fixed seat is fixedly connected with the lower ends of the two supports through welding.

Preferably, the pressure detecting nozzle penetrates through the upper cover, and the pressure detecting nozzle is fixedly connected with the upper cover through thread rotation.

Preferably, the inner walls of the tank body and the upper cover are coated with acid-resistant epoxy resin anticorrosive paint.

Preferably, a graduated scale is marked on one side of the liquid level window.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a vacuum air pump is managed to find time the jar body, with the leading-in jar of body of tail gas to by atomizer blowout water smoke and the abundant contact of tail gas, dense water smoke can high-efficient quick absorption hydrogen chloride gas in the tail gas and probably have a small amount of chlorine, not only ensures external environment not receive the pollution, still can convert hydrogen chloride gas into hydrochloric acid and retrieve.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the upper cover structure of the present invention;

fig. 3 is a schematic view of the internal structure of the tank of the present invention.

In the figure: 1. a fixed seat; 2. a drain valve; 3. a support; 4. a tank body; 5. a liquid level window; 6. an air inlet pipe; 7. an intake valve; 8. an upper cover; 9. a water inlet valve; 10. a water inlet pipe; 11. a barometer; 12. an exhaust valve; 13. an exhaust pipe; 14. a hose; 15. a vacuum pump; 16. a liquid discharge pipe; 17. a pressure detecting nozzle; 18 atomizer.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The vacuum air pump (GM-0.50) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-3, a hydrochloric acid production sewage draining exit treatment device comprises a fixed seat 1, two symmetrical brackets 3 are fixedly connected to the upper surface of the fixed seat 1, a vacuum air pump 15 is installed at one side position of the bracket 3 at one end of the upper surface of the fixed seat 1, a hose 14 is connected to one end of the vacuum air pump 15, a tank 4 is arranged between the two brackets 3 right above the fixed seat 1, an upper cover 8 is arranged at the top end of the tank 4, a liquid discharge pipe 16 is connected to the bottom end of the tank 4, a liquid discharge valve 2 is installed in the middle of the liquid discharge pipe 16, an air inlet pipe 6 is connected to one side of the upper end of the tank 4, an exhaust pipe 13 is connected to the other side of the upper end of the tank 4, an air inlet valve 7 is installed at the middle position of the upper end of the air inlet pipe 6, an exhaust valve 12 is installed at the middle position of the upper end of the exhaust pipe 13, and a liquid level window 5 is arranged in the middle of the front surface of the tank 4, an atomizer 18 is arranged in the middle of the inner side of the upper cover 8, the upper end of the atomizer 18 is connected with a water inlet pipe 10, the middle of the water inlet pipe 10 is provided with a water inlet valve 9, a barometer 11 is arranged at the position of one side, close to the water inlet pipe 10, of one end of the upper surface of the upper cover 8, and a pressure detecting nozzle 17 is arranged at the lower end of the barometer 11.

Please refer to fig. 1 and fig. 2, the tank 4 is fixedly connected to the upper cover 8 by a screw thread, and a sealing rubber ring is disposed between the connection portions of the tank 4 and the upper cover 8 for easy assembly and disassembly of the upper cover 8.

Please refer to fig. 1, the exhaust pipe 13 is connected to the air-extracting end of the vacuum air pump 15 through a hose 14, the vacuum air pump 15 is fixedly connected to the fixing base 1 through a screw, and the vacuum air pump 15 is used to evacuate the air in the tank body, so as to generate a negative pressure in the tank body.

Please refer to fig. 2, the water inlet pipe 10 penetrates the upper cover 8 and is connected to the atomizer 18, and the water inlet pipe 10 is rotatably connected to the atomizer 18 through a screw thread, so as to facilitate the assembly, disassembly and maintenance of the atomizer 18.

Please refer to fig. 1, the tank 4 is fixedly connected to the upper ends of the two exhaust pipes 13 by welding, and the fixing base 1 is fixedly connected to the lower ends of the two brackets 3 by welding, so as to improve the stability of the tank 4.

Please refer to fig. 3, the pressure detecting nozzle 17 penetrates the upper cover 8, and the pressure detecting nozzle 17 is fixedly connected with the upper cover 8 by the screw thread, so as to facilitate the disassembly and assembly of the barometer 11, thereby achieving the purpose of facilitating the maintenance.

Please refer to fig. 3, the inner walls of the tank 4 and the upper cover 8 are coated with acid-proof epoxy resin anticorrosive paint to prevent the inner walls of the tank 4 and the upper cover 8 from being corroded, thereby prolonging the service life of the device.

Please refer to fig. 2, a graduated scale is marked on one side of the liquid level window 5 for observing the liquid level inside the tank 4.

The working principle is as follows: the utility model discloses at the during operation, earlier with upper cover 8 fixed to jar body 4 on, close the valve on each connecting pipe after that, make jar body 4 inside be in a complete sealing state, after sealed, at first open discharge valve 12, and start aspiration pump vacuum 15 simultaneously, at this moment, because the incessant work of vacuum aspiration pump 15, the residual gas is taken out in jar body 4, know the atmospheric pressure size in jar body 4 through observing barometer 11 numerical value change, after the negative pressure in jar body 4 reachs a definite value, close discharge valve 12 and vacuum aspiration pump 15, open admission valve 7 and water intaking valve 9 successively afterwards, make the residual foul gas of production hydrochloric acid lead to in jar body 4, and after the inlet tube leads to the clear water, with water atomization under the effect of atomizer 18, water smoke and residual foul gas fully contact, the produced tail gas composition of production hydrochloric acid is mainly hydrogen chloride gas, the design ensures that water mist is fully contacted with hydrogen chloride gas, the absorption of water to the hydrogen chloride is accelerated, the absorption is full, secondary pollution cannot be caused, when the index on the barometer 11 reaches the external air pressure value, the air inlet valve 7 and the water inlet valve 9 are closed, the liquid outlet valve 2 and the upper cover 8 are opened after the air outlet valve is kept still for a period of time, the hydrochloric acid in the tank body 4 is discharged until the hydrochloric acid in the tank body 4 is completely discharged, and the tail gas generated by producing the hydrochloric acid can be continuously removed by repeating the steps.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hydrochloric acid production drain processing apparatus, includes fixing base (1), its characterized in that: the upper surface of the fixed seat (1) is fixedly connected with two symmetrical supports (3), one end of the upper surface of the fixed seat (1) is positioned at one side position of the supports (3) and is provided with a vacuum air pump (15), one end of the vacuum air pump (15) is connected with a hose (14), a tank body (4) is arranged between the two supports (3) right above the fixed seat (1), the top end of the tank body (4) is provided with an upper cover (8), the bottom end of the tank body (4) is connected with a liquid discharge pipe (16), the middle part of the liquid discharge pipe (16) is provided with a liquid discharge valve (2), one side of the upper end of the tank body (4) is connected with an air inlet pipe (6), the other side of the upper end of the tank body (4) is connected with an exhaust pipe (13), the middle position of the upper end of the air inlet pipe (6) is provided with an air inlet valve (7), and the middle position of the upper end of the exhaust pipe (13) is provided with an exhaust valve (12), the utility model discloses a pressure-sensitive adhesive storage tank, including jar body (4), the front surface middle part of jar body (4) is provided with liquid level window (5), the inboard mid-mounting of upper cover (8) has atomizer (18), the upper end of atomizer (18) is connected with inlet tube (10), the mid-mounting of inlet tube (10) has water intaking valve (9), the position department that upper surface one end of upper cover (8) is close to one side of inlet tube (10) is provided with barometer (11), the lower extreme of barometer (11) is provided with pressure-detecting mouth (17).

2. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the tank body (4) is fixedly connected with the upper cover (8) through thread rotation, and a sealing rubber ring is arranged between the joint of the tank body (4) and the upper cover (8).

3. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the exhaust pipe (13) is communicated with the air exhaust end of the vacuum air exhaust pump (15) through a hose (14), and the vacuum air exhaust pump (15) is fixedly connected with the fixed seat (1) through a screw.

4. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the water inlet pipe (10) penetrates through the upper cover (8) and is communicated with the atomizer (18), and the water inlet pipe (10) is rotatably connected with the atomizer (18) through threads.

5. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the tank body (4) is fixedly connected with the upper ends of the two exhaust pipes (13) in a welding manner, and the fixed seat (1) is fixedly connected with the lower ends of the two supports (3) in a welding manner.

6. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the pressure detecting nozzle (17) penetrates through the upper cover (8), and the pressure detecting nozzle (17) is fixedly connected with the upper cover (8) through thread rotation.

7. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: the inner walls of the tank body (4) and the upper cover (8) are coated with acid-resistant epoxy resin anticorrosive paint.

8. The hydrochloric acid production sewage disposal apparatus as claimed in claim 1, wherein: and a graduated scale is marked on one side of the liquid level window (5).