CN210138602U

CN210138602U - Acid mixer

Info

Publication number: CN210138602U
Application number: CN201920146044.3U
Authority: CN
Inventors: 刘永占; 吴春龙; 蒋永安; 李刚
Original assignee: Jilin Long Yuan Qi Chemical LLC
Current assignee: Jilin Long Yuan Qi Chemical LLC
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-03-13
Anticipated expiration: 2029-01-28

Abstract

The utility model discloses a mix sour ware, including the staving, be equipped with the supporting legs below the staving, articulated above the staving have a bung, and the bung center is equipped with the inlet tube of a vertical setting, staving right side outer wall top is equipped with the axis and is the horizontally into sour pipe, staving bottom center is equipped with a vertical honeycomb duct, be fixed with a spiral channel that supplies concentrated sulfuric acid to flow and mix the dilution on the staving inner wall, an axis of water piping connection is vertical spiral mixed acid pipe, and spiral mixed acid pipe sets up between upper and lower adjacent spiral channel, be equipped with a plurality of sprinkler bead on the spiral mixed acid pipe outer side wall, it drenches fluffy head to be equipped with a disk that is used for degrading acid mist between spiral mixed acid pipe and the inlet tube. The utility model discloses it is even to add water, reduces local high fever boiling phenomenon, and can spray the absorption to the acid mist that produces, alleviates the corruption to mixing acid pipe, inlet tube and circulating slot.

Description

Acid mixer

Technical Field

The utility model relates to an acid mixer which is suitable for the process of dry-suction water adding in the production of sulfuric acid.

Background

At present, water is added in a dry absorption process in the production of sulfuric acid, and two modes are generally adopted: one is directly adding water, namely directly adding circulating water or raw water into a circulating tank; the other is to add water through an acid mixer, namely, the acid and the water are mixed according to a certain proportion and then added into a circulating tank.

The direct water adding method is adopted by most sulphuric acid manufacturers because of simple equipment structure and process configuration. However, the water adding method has more problems which are mainly shown in the following aspects: firstly, water is concentrated, local high-temperature boiling is realized, and a large amount of acid mist and steam are generated to cause corrosion of a circulating tank cover and a tank surface connecting pipe; secondly, the acid mist and the steam possibly cause the failure of the liquid level meter and the misoperation of the system; thirdly, acid mist and steam cause a large amount of acid in the degassing pipe of the circulation tank, so that the material requirement of the degassing pipe is greatly improved; fourthly, the local high temperature and the dilute acid of the liquid level in the tank cause local corrosion to the circulating pump and the insert pipe; fifthly, the service life of the water adding pipe is short.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the problem that above-mentioned prior art exists, provide a mix sour ware, it is even to add water, reduces local high fever boiling phenomenon, and can spray the absorption to the acid mist that produces, alleviates the corruption to mixing sour pipe, inlet tube and circulation tank.

The utility model provides a technical scheme that its technical problem adopted: an acid mixer comprises a barrel body, wherein supporting legs are arranged below the barrel body, a barrel cover is hinged to the barrel body, a vertically arranged water inlet pipe is arranged in the center of the barrel cover, an acid inlet pipe with a horizontal axis is arranged at the top of the outer wall of the right side of the barrel body, an outer flange is arranged at an outer pipe opening of the acid inlet pipe, a vertical guide pipe is arranged at the center of the bottom of the barrel body, a spiral channel for concentrated sulfuric acid to flow and mix and dilute is fixed on the inner wall of the barrel body, the upper end of the spiral channel is arranged below an inner pipe opening of the acid inlet pipe, the lower end of the spiral channel is connected with the barrel bottom of the barrel body, the water inlet pipe is connected with a spiral acid mixing pipe with a vertical axis, the spiral acid mixing pipe is arranged between the upper spiral channel and the lower spiral channel which are adjacent, a plurality of water spray heads are arranged on the outer, the disc-shaped shower nozzle is horizontally arranged above the inner ring of the spiral channel, and a plurality of shower holes are arranged below the disc-shaped shower nozzle.

For further improvement, the honeycomb duct is of a conical structure, the upper end of the honeycomb duct is connected with the middle part of the bottom of the barrel body, and a flow guide valve is arranged in the honeycomb duct.

Further perfect, the diverter valve includes that one fixes at the intraoral solid fixed ring of honeycomb duct pipe, is equipped with first through-hole on solid fixed ring, install a draft tube on the solid fixed ring hole, be equipped with a core bar that can reciprocate in the draft tube, the core bar bottom is equipped with a conical valve plug, and the valve plug is located solid fixed ring below, core bar coupling spring, the end cover of spring coupling draft tube upper end, the equipartition has the second through-hole on the draft tube lateral wall.

Further perfecting, an inverted fog collecting hopper is arranged under the barrel cover and consists of a barrel body at the upper part and a cone at the lower part, and the barrel body is fixedly connected with the barrel cover.

Further perfection, the disk-shaped shower nozzle is positioned in the cylinder body.

Further perfection, the inner side of the lower end of the spiral channel is provided with a notch.

Further perfection, spiral mixed acid pipe bottom is fixed in the left end of a horizontal cradling piece, and cradling piece right-hand member fixed connection staving right side inner wall.

The utility model discloses profitable effect is: 1. the utility model is provided with the spiral channel and the spiral acid mixing pipe, when the concentrated sulfuric acid liquid flows in the spiral channel, the water spray head on the outer side wall of the spiral acid mixing pipe adds water to the concentrated sulfuric acid liquid, so that the concentrated sulfuric acid liquid and the water are fully mixed, the local high-temperature boiling phenomenon is reduced, and a large amount of acid mist and steam are avoided; 2. when the concentrated sulfuric acid liquid and water are mixed and boiled, a layer of dilute sulfuric acid liquid is formed on the surface, the spiral channel can enable the dilute sulfuric acid liquid to overflow, the concentrated sulfuric acid liquid is continuously reacted and mixed with the water, and the mixing efficiency is improved; 3. the utility model discloses be equipped with a disk between spiral mixed acid pipe and inlet tube and drench fluffy head, can drip wash the absorption to the acid mist that produces, alleviate the corruption to mixed acid pipe, inlet tube and circulating slot.

Drawings

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

FIG. 2 is a schematic structural view of a disk-shaped shower head;

fig. 3 is a schematic structural view of a draft tube.

Description of reference numerals: 1. the device comprises a barrel body, 2, supporting legs, 3, a barrel cover, 31, a mist collecting hopper, 32, a barrel body, 33, a cone body, 4, a water inlet pipe, 5, an acid inlet pipe, 51, an outer pipe opening, 52, an outer flange, 53, an inner pipe opening, 6, a flow guide pipe, 61, a flow guide valve, 62, a fixing ring, 63, a first through hole, 64, a flow guide barrel, 65, a core rod, 66, a valve plug, 67, a spring, 68, an end cover, 69, a second through hole, 7, a spiral channel, 71, a notch, 8, a spiral acid mixing pipe, 81, a water spray head, 9, a disc-shaped shower head, 91, a shower hole, 10 and a support rod.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the acid mixer comprises a barrel body 1, wherein a supporting leg 2 is arranged below the barrel body 1, a barrel cover 3 is hinged on the barrel body 1, a vertically arranged water inlet pipe 4 is arranged at the center of the barrel cover 3, an acid inlet pipe 5 with a horizontal axis is arranged at the top of the outer wall of the right side of the barrel body 1, an outer flange 52 is arranged at an outer pipe orifice 51 of the acid inlet pipe 5, a vertical guide pipe 6 is arranged at the center of the bottom of the barrel body 1, a spiral channel 7 for concentrated sulfuric acid to flow and mix and dilute is fixed on the inner wall of the barrel body 1, the upper end of the spiral channel 7 is arranged below an inner pipe orifice 53 of the acid inlet pipe 5, the lower end of the spiral channel 7 is connected with the bottom of the barrel body 1, the water inlet pipe 4 is connected with a spiral acid mixing pipe 8 with a vertical axis, the spiral acid mixing pipe 8 is arranged between the upper and lower adjacent spiral channels 7, a disk-shaped shower head 9 for degrading acid mist is arranged between the spiral acid mixing pipe 8 and the water inlet pipe 4, the disk-shaped shower head 9 is horizontally arranged above the inner ring of the spiral channel 7, and a plurality of spray holes 91 are arranged below the disk-shaped shower head 9.

When the device works, high-temperature and high-concentration sulfuric acid from an outlet of the pump is connected into a barrel body 1 of an acid mixer through an acid inlet pipe 5, concentrated sulfuric acid flows in a spiral channel 7 and flows from the top in the barrel body 1 to the bottom of the barrel body 1, water is connected into a disc-shaped sprinkling shower head 9 and a spiral acid mixing pipe 8 in the acid mixer through a water inlet pipe 4, a water spray head 81 on the outer side wall of the spiral acid mixing pipe 8 adds water into the concentrated sulfuric acid liquid in the spiral channel 7, the concentrated sulfuric acid liquid and the water are fully mixed, the local high-heat boiling phenomenon is reduced, a layer of dilute sulfuric acid liquid is formed on the surface when the concentrated sulfuric acid liquid and the water are mixed and boiled, the spiral channel 7 can enable the dilute sulfuric acid liquid to overflow, the concentrated sulfuric acid liquid is continuously reacted and mixed with the water, the disc-shaped sprinkling shower head 9 carries out leaching absorption on generated acid mist and steam, the whole acid mixing process is finished in the barrel body 1, the mixed acid at, so as to achieve the purpose of changing the sulfuric acid with higher concentration into the sulfuric acid with required concentration.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a mix sour ware, includes staving (1), is equipped with supporting legs (2) below staving (1), and it has one bung (3) to articulate above staving (1), and bung (3) center is equipped with inlet tube (4) of a vertical setting, staving (1) right side outer wall top is equipped with the axis and is the horizontally into acid pipe (5), and outer tube mouth (51) of entering acid pipe (5) are equipped with outer flange (52), staving (1) bottom center is equipped with a vertical honeycomb duct (6), characterized by: the concentrated sulfuric acid spraying device is characterized in that a spiral channel (7) for concentrated sulfuric acid to flow and mix and dilute is fixed on the inner wall of the barrel body (1), the upper end of the spiral channel (7) is arranged below an inner pipe opening (53) of the acid inlet pipe (5), the lower end of the spiral channel (7) is connected with the bottom of the barrel body (1), the water inlet pipe (4) is connected with a spiral acid mixing pipe (8) with a vertical axis, the spiral acid mixing pipe (8) is arranged between the upper spiral channel (7) and the lower spiral channel which are adjacent to each other, a plurality of water spraying heads (81) are arranged on the outer side wall of the spiral acid mixing pipe (8), a disc-shaped spraying head (9) used for degrading acid mist is arranged between the spiral acid mixing pipe (8) and the water inlet pipe (4), the disc-shaped spraying head (9) is horizontally arranged above the inner ring of the spiral channel (7), and a plurality of spraying holes (91).

2. The acid mixer as claimed in claim 1, wherein: the honeycomb duct (6) is of a conical structure, the upper end of the honeycomb duct (6) is connected with the middle part of the bottom of the barrel body (1), and a flow guide valve (61) is arranged in the honeycomb duct (6).

3. The acid mixer as claimed in claim 2, wherein: the utility model discloses a water conservancy diversion valve, including a fixed ring (62) in honeycomb duct (6) mouth of pipe, be equipped with first through-hole (63) on fixed ring (62), install a draft tube (64) on fixed ring (62) hole, be equipped with a core bar (65) that can reciprocate in draft tube (64), core bar (65) bottom is equipped with a conical valve plug (66), and valve plug (66) are located fixed ring (62) below, core bar (65) coupling spring (67), end cover (68) of draft tube (64) upper end are connected in spring (67), the equipartition has second through-hole (69) on draft tube (64) lateral wall.

4. The acid mixer as claimed in claim 1, wherein: an inverted mist collecting hopper (31) is arranged under the barrel cover (3), the mist collecting hopper (31) is composed of a barrel body (32) at the upper part and a cone (33) at the lower part, and the barrel body (32) is fixedly connected with the barrel cover (3).

5. The acid mixer as claimed in claim 4, wherein: the disc-shaped shower nozzle (9) is positioned in the cylinder body (32).

6. The acid mixer as claimed in claim 1, wherein: the inner side of the lower end of the spiral channel (7) is provided with a notch (71).

7. The acid mixer as claimed in claim 1, wherein: the bottom end of the spiral acid mixing pipe (8) is fixed at the left end of a transverse support rod (10), and the right end of the support rod (10) is fixedly connected to the inner wall of the right side of the barrel body (1).