CN216171337U

CN216171337U - Neutralization device for hydrochloric acid regeneration acid mist gas

Info

Publication number: CN216171337U
Application number: CN202122618387.5U
Authority: CN
Inventors: 邹峰
Original assignee: Hubei Ruiliyuan Environmental Protection Technology Co ltd
Current assignee: Hubei Ruiliyuan Environmental Protection Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-05
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a neutralization device for hydrochloric acid regeneration acid mist gas, which comprises a neutralization purification box, wherein acid gas is communicated with an air inlet pipe, the gas enters the interior of the neutralization purification box, a first water pump extracts alkali liquor in an alkali liquor storage box, the alkali liquor is sprayed by a first spray nozzle to primarily react with the acid gas, the acid gas after primary reaction enters the upper part of a partition plate through a ventilation mesh hole formed in the partition plate, the alkali liquor is extracted by a second water pump, the alkali liquor reacts the acid gas after primary reaction again through a second spray nozzle to neutralize the acid gas, so that the acid gas is fully treated, the acid gas after secondary neutralization reaction drives fan blades to rotate through a motor, the fluidity of the gas in the neutralization purification box is accelerated, the gas flows into an exhaust pipe, is filtered and purified through a filter screen layer, is discharged through the exhaust pipe, and the filter screen layer is detachably connected, the T-shaped plug is matched with the through groove, so that the filter screen layer is convenient to replace.

Description

Neutralization device for hydrochloric acid regeneration acid mist gas

Technical Field

The utility model relates to the technical field of acid mist gas treatment, in particular to a neutralization device for hydrochloric acid regeneration acid mist gas.

Background

The acid mist is generally a mist-like acid substance, has small particles in air, is smaller than water mist particles, has higher humidity than the water mist, has a particle size of 0.1-10 μm, is a substance between the smoke and the water mist, has strong corrosiveness, and comprises acid mist formed by inorganic acid such as sulfuric acid, nitric acid and hydrochloric acid and organic acid such as formic acid, acetic acid and propionic acid, and is mainly generated in acid mist acid using processes of chemical industry, electronics, metallurgy, electroplating, textile (chemical fiber), mechanical manufacturing and other industries, such as acid preparation, acid pickling, electroplating, electrolysis, acid storage battery charging and the like.

The existing acid mist gas neutralizing device still has a small amount of bad acid gas remained after the neutralization treatment, and the acid gas can cause serious pollution to the surrounding environment, cause corrosion of peripheral equipment and harm the safety of field operation personnel, so that the neutralizing device for the acid mist gas regenerated by hydrochloric acid needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a neutralization device for hydrochloric acid regeneration acid mist gas, which is used for carrying out secondary neutralization treatment on acid gas still remaining after the neutralization treatment and carrying out filtration and adsorption when the gas is discharged through a filter screen layer in cooperation so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a neutralization apparatus for hydrochloric acid regeneration acid mist gas comprises a neutralization purification box, wherein an air inlet pipe is fixedly communicated with one side of the neutralization purification box, a partition plate is fixedly arranged on the inner wall of the neutralization purification box, a ventilating mesh is arranged in the center of the partition plate, a first main water pipe is fixedly arranged on one side of the inner wall of the neutralization purification box, a first spray nozzle is arranged on the first main water pipe, an alkali liquor storage box is arranged on one side of the neutralization purification box, a first water pump is fixedly arranged at the upper end of the alkali liquor storage box, the water inlet end of the first water pump is communicated with the alkali liquor storage box through a pipeline, the water outlet end of the first water pump penetrates through the side wall of the neutralization purification box through a pipeline and is communicated with the first main water pipe, a second water pump is arranged on one side of the neutralization purification box, and the water inlet end of the second water pump is communicated with the lower end of one side of the alkali liquor through a pipeline, the water outlet end of the second water pump is connected with a second main water pipe through the top of the pipeline penetrating through the neutralization purification box, the lower end of the second main water pipe is provided with a second spray head, one side of the neutralization purification box is fixedly embedded with an exhaust pipe, a filter screen layer is fixedly inserted in the exhaust pipe, the inner wall of one end of the exhaust pipe is fixedly provided with a mounting plate through a support, one side of the mounting plate is fixedly provided with a motor, and fan blades are fixed on a motor output shaft.

Preferably, the upper end of the exhaust pipe is provided with a through groove, the inner bottom of the exhaust pipe is provided with a clamping groove corresponding to the through groove, and one end of the filter screen layer penetrates through the through groove and is located inside the clamping groove.

Preferably, the filtering net layer is a porous activated carbon filtering net layer, one end of the filtering net layer is provided with a T-shaped plug, and the T-shaped plug and the exhaust pipe are arranged in a sealing mode.

Preferably, the exhaust pipe is communicated with the neutralization purification box, and the exhaust pipe is positioned above the partition plate.

Preferably, the first spray heads are arranged at least four at equal intervals, and the first spray heads are positioned on the opposite side of the air inlet pipe.

Preferably, the second main water pipe is fixedly arranged at the inner top of the neutralization purification box, and at least four second nozzles are arranged at equal intervals.

Preferably, the first spray head and the second spray head are both provided with atomizing spray heads.

Preferably, the neutralization purification box is located one side top fixedly connected with backup pad of intake pipe, second water pump fixed mounting is in the upper end of backup pad.

Preferably, the alkali liquor storage box passes through one side of support fixed mounting in neutralization purification case, one side of alkali liquor storage box and the lateral wall laminating of neutralization purification case, and the upper end of alkali liquor storage box is provided with the inlet.

Preferably, the neutralizing and purifying box is provided with a liquid outlet pipe on the side opposite to the air inlet pipe, and the liquid outlet pipe is provided with a valve.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model connects the acid gas with the gas inlet pipe, the gas enters the interior of the neutralization purification box, the first water pump extracts the alkali liquor in the alkali liquor storage box, the alkali liquor is sprayed by the first spray nozzle to react with the acid gas primarily to atomize the acid gas, the acid gas after the primary reaction enters the upper part of the clapboard through the ventilation mesh holes arranged on the clapboard, the alkali liquor is extracted by the second water pump, the alkali liquor reacts with the acid gas after the primary reaction again by the second spray nozzle to neutralize the acid gas fully, the acid gas after the secondary neutralization reaction drives the fan blades to rotate by the motor to accelerate the fluidity of the gas in the neutralization purification box, the gas flows into the exhaust pipe, the gas is filtered and purified by the filter screen layer, the filter screen layer is discharged by the exhaust pipe, the filter screen layer is detachably connected, and the filter screen layer is convenient to replace by the T-shaped plug and the through the matching of the through groove, the condition that the treated gas still contains a small amount of acid mist is avoided to a certain extent, so that the acid mist is treated more thoroughly, the treatment efficiency is higher, and the pollution to the environment is reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic axial side view of the separator of the present invention;

FIG. 3 is a schematic axial side view of the exhaust pipe of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. a neutralization purification box; 2. an air inlet pipe; 3. a partition plate; 4. a vent mesh; 5. a first main water pipe; 6. a first nozzle; 7. an alkali liquor storage tank; 8. a liquid inlet; 9. a first water pump; 10. a support plate; 11. a second water pump; 12. a second main water pipe; 13. a second nozzle; 14. an exhaust pipe; 15. mounting a plate; 16. a motor; 17. a fan blade; 18. a filter screen layer; 19. a through groove; 20. a T-shaped plug; 21. a card slot; 22. a liquid outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a neutralization device for hydrochloric acid regeneration acid mist gas comprises a neutralization purification box 1, one side of the neutralization purification box 1 is fixedly communicated with an air inlet pipe 2, a partition plate 3 is fixedly installed on the inner wall of the neutralization purification box 1, a ventilation mesh 4 is formed in the middle of the partition plate 3, a first main water pipe 5 is fixedly installed on one side of the inner wall of the neutralization purification box 1, a first spray head 6 is arranged on the first main water pipe 5, at least four first spray heads 6 are arranged at equal intervals, the first spray heads 6 are located on the opposite side of the air inlet pipe 2, alkaline liquor is conveniently sprayed through the first spray heads 6 to preliminarily react with acid gas, the acid gas is atomized, and the acid gas after preliminary reaction can conveniently enter the partition plate 3 through the ventilation mesh 4;

one side of the neutralization and purification box 1 is provided with an alkali liquor storage box 7, the alkali liquor storage box 7 is fixedly installed on one side of the neutralization and purification box 1 through a support, one side of the alkali liquor storage box 7 is attached to the side wall of the neutralization and purification box 1, an inlet 8 is arranged at the upper end of the alkali liquor storage box 7, alkali liquor can be conveniently added into the alkali liquor storage box 7 through the inlet 8, a first water pump 9 is fixedly installed at the upper end of the alkali liquor storage box 7, the water inlet end of the first water pump 9 is communicated with the alkali liquor storage box 7 through a pipeline, the water outlet end of the first water pump 9 penetrates through the side wall of the neutralization and purification box 1 through a pipeline and is communicated with a first main water pipe 5, and alkali liquor in the alkali liquor storage box 7 can be conveniently extracted through the first water pump 9 and conveyed into the first main water pipe 5;

a second water pump 11 is arranged at one side of the neutralization and purification box 1, a supporting plate 10 is fixedly connected above one side of the neutralization and purification box 1, which is positioned at the air inlet pipe 2, the second water pump 11 is fixedly arranged at the upper end of the supporting plate 10, the water inlet end of the second water pump 11 is communicated with the lower end of one side of the alkali liquor storage box 7 through a pipeline, the water outlet end of the second water pump 11 penetrates through the top of the neutralization and purification box 1 through a pipeline and is connected with a second main water pipe 12, the lower end of the second main water pipe 12 is provided with a second spray nozzle 13, the second main water pipe 12 is fixedly arranged at the inner top of the neutralization and purification box 1, at least four second nozzles 13 are arranged at equal intervals, the first nozzles 6 and the second nozzles 13 are both provided with atomizing nozzles, so that alkali liquor can be conveniently extracted through the second water pump 11, and the alkali liquor can be used for carrying out secondary reaction and neutralization on the acid gas after the primary reaction through the second nozzles 13, so that the acid gas can be fully treated;

an exhaust pipe 14 is fixedly embedded in one side of the neutralization and purification box 1, the exhaust pipe 14 is communicated with the neutralization and purification box 1, the exhaust pipe 14 is positioned above the partition plate 3, a filter screen layer 18 is fixedly inserted into the exhaust pipe 14, a through groove 19 is formed in the upper end of the exhaust pipe 14, a clamping groove 21 corresponding to the through groove 19 is formed in the inner bottom of the exhaust pipe 14, one end of the filter screen layer 18 penetrates through the through groove 19 and is positioned inside the clamping groove 21, the filter screen layer 18 is a porous activated carbon filter screen layer, a T-shaped plug 20 is arranged at one end of the filter screen layer 18, the T-shaped plug 20 is hermetically arranged with the exhaust pipe 14, so that gas can be filtered and purified through the filter screen layer 18, the filter screen layer 18 is detachably connected, and the T-shaped plug 20 is matched with the through groove 19, so that the filter screen layer 18 is convenient to replace;

there is mounting panel 15 one end inner wall of blast pipe 14 through support fixed mounting, one side fixed mounting of mounting panel 15 has motor 16, be fixed with flabellum 17 on the motor 16 output shaft, one side that neutralization purifying box 1 is located 2 inversions of intake pipe is provided with drain pipe 22, and be provided with the valve on the drain pipe 22, be convenient for drive flabellum 17 through motor 16 and rotate, accelerate the mobility of gas in neutralization purifying box 1, be convenient for reuse the alkali lye discharge after using through drain pipe 22, and the cost is saved.

When the utility model is used, the acid gas is communicated with the gas inlet pipe 2, the gas enters the interior of the neutralization and purification box 1, the first water pump 9 extracts the alkali liquor in the alkali liquor storage tank 7, the alkali liquor is sprayed by the first spray nozzle 6 to primarily react with the acid gas, the acid gas is atomized, the acid gas after the primary reaction enters the upper part of the partition plate 3 through the ventilation mesh 4 arranged on the partition plate 3, the alkali liquor is extracted by the second water pump 11, the alkali liquor performs secondary reaction and neutralization on the acid gas after the primary reaction through the second spray nozzle 13, the acid gas is fully treated, the acid gas after the secondary neutralization reaction drives the fan blades 17 to rotate through the motor 16, the fluidity of the gas in the neutralization and purification box 1 is accelerated, the gas flows into the exhaust pipe 14, the gas is filtered and purified through the filter screen layer 18, the gas is exhausted through the exhaust pipe 14, and the filter screen layer 18 is detachably connected, the T-shaped plug 20 is matched with the through groove 19, so that the filter screen layer 18 is convenient to replace, the used alkali liquor falls into the bottom in the neutralization and purification box 1 through the ventilating meshes 4 and is discharged through the liquid outlet pipe 22 for reuse, and the cost is saved.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the utility model, and are not intended to limit the utility model.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A neutralization apparatus for hydrochloric acid regeneration acid mist gas comprises a neutralization purification box (1), and is characterized in that: the air inlet pipe (2) is fixedly communicated with one side of the neutralization purification box (1), a partition plate (3) is fixedly mounted on the inner wall of the neutralization purification box (1), an aeration mesh (4) is formed in the middle of the partition plate (3), a first main water pipe (5) is fixedly mounted on one side of the inner wall of the neutralization purification box (1), a first spray head (6) is arranged on the first main water pipe (5), an alkali liquor storage box (7) is arranged on one side of the neutralization purification box (1), a first water pump (9) is fixedly mounted at the upper end of the alkali liquor storage box (7), the water inlet end of the first water pump (9) is communicated with the alkali liquor storage box (7) through a pipeline, the water outlet end of the first water pump (9) penetrates through the side wall of the neutralization purification box (1) to be communicated with the first main water pipe (5) through a pipeline, a second water pump (11) is arranged on one side of the neutralization purification box (1), the utility model discloses a purification box, including the first water pump (11), the end of intaking of second water pump (11) is connected with second main water pipe (12) through the pipeline, the end of the play water of second water pump (11) is connected with second main water pipe (12) through the top that the pipeline runs through with purification box (1), the lower extreme of second main water pipe (12) is provided with second shower nozzle (13), one side of well neutralization purification box (1) is fixed to be inlayed and is equipped with blast pipe (14), blast pipe (14) interpolation is fixed with filter screen layer (18), the one end inner wall of blast pipe (14) has mounting panel (15) through support fixed mounting, one side fixed mounting of mounting panel (15) has motor (16), be fixed with flabellum (17) on motor (16) output shaft.

2. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the upper end of the exhaust pipe (14) is provided with a through groove (19), the inner bottom of the exhaust pipe (14) is provided with a clamping groove (21) corresponding to the through groove (19), and one end of the filter screen layer (18) penetrates through the through groove (19) and is located inside the clamping groove (21).

3. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 2, wherein: the filter net layer (18) is a porous activated carbon filter net layer, one end of the filter net layer (18) is provided with a T-shaped plug (20), and the T-shaped plug (20) and the exhaust pipe (14) are arranged in a sealing mode.

4. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the exhaust pipe (14) is communicated with the neutralization purification box (1), and the exhaust pipe (14) is positioned above the partition plate (3).

5. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the number of the first spray heads (6) is at least four, and the first spray heads (6) are located on the opposite side of the air inlet pipe (2).

6. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the second main water pipe (12) is fixedly arranged at the inner top of the neutralization purification box (1), and at least four second spray heads (13) are arranged at equal intervals.

7. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the first spray head (6) and the second spray head (13) are both set to be atomizing spray heads.

8. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: the neutralization purification box (1) is located one side top fixedly connected with backup pad (10) of intake pipe (2), second water pump (11) fixed mounting is in the upper end of backup pad (10).

9. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: alkali lye bin (7) pass through support fixed mounting in one side of neutralization purifying box (1), one side of alkali lye bin (7) and the lateral wall laminating of neutralization purifying box (1), and the upper end of alkali lye bin (7) is provided with inlet (8).

10. The neutralization apparatus for hydrochloric acid regenerating acid mist gas as claimed in claim 1, wherein: one side of the neutralization purification box (1) opposite to the air inlet pipe (2) is provided with a liquid outlet pipe (22), and the liquid outlet pipe (22) is provided with a valve.