CN219596263U

CN219596263U - Efficient desulfurization device for secondarily produced zinc oxide

Info

Publication number: CN219596263U
Application number: CN202223477106.XU
Authority: CN
Inventors: 欧阳广; 彭高明; 李刚; 曹天生
Original assignee: Quzhou Yesheng Metal Material Co ltd
Current assignee: Quzhou Yesheng Metal Material Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-08-29
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to the technical field of zinc oxide desulfurization, and discloses a high-efficiency desulfurization device for producing zinc oxide secondarily, which comprises a heating mechanism and a desulfurization mechanism, wherein the desulfurization mechanism is movably connected to one end of the heating mechanism, the desulfurization mechanism comprises a cylinder body, an air inlet pipe, a feed valve, an exhaust pipe and a water drain valve, the air inlet pipe is arranged at one end of the cylinder body, the feed valve is arranged at the other end of the cylinder body, the exhaust pipe is arranged at the top of the cylinder body, the water drain valve is movably arranged below the feed valve, supporting feet are arranged at the bottom of the cylinder body, an installation block is arranged outside the supporting feet, the top of the installation block is movably connected with a water pump, and one end of the water pump is provided with a connector. According to the efficient desulfurization device for the secondary zinc oxide, water containing the catalyst which is not completely reacted at the bottom of the cylinder body is sprayed again through the water return pipe, so that the water containing the desulfurization catalyst can fully react with sulfur-containing gas, and waste is avoided.

Description

Efficient desulfurization device for secondarily produced zinc oxide

Technical Field

The utility model relates to the technical field of zinc oxide desulfurization, in particular to a high-efficiency desulfurization device for producing zinc oxide secondarily.

Background

The zinc oxide desulfurizing technology is to prepare suspension liquid by adding water into ZnO-containing powder or returning desulfurizing slag washing liquid in the process, react with SO2 in fume in absorption equipment, remove SO2 in fume mainly in the form of zinc sulfite, and finally produce zinc sulfate, electrolytic zinc, sulfuric acid and other products by air oxidation, thermal decomposition or acid decomposition of the absorbed by-product zinc sulfite.

According to publication No. CN208809788U, a secondary zinc oxide production line tail gas desulfurization device is disclosed, which comprises a leaching chamber, a sedimentation chamber and a desulfurization tank communicated with the bottoms of the leaching chamber and the sedimentation chamber; the top of the shower room is provided with a spray pipeline, and the spray pipeline is provided with a plurality of spray heads; the air distribution sleeve is fixedly arranged outside the leaching chamber, the air distribution sleeve surrounds the side wall of the leaching chamber, a plurality of air holes are formed in the position, corresponding to the air distribution sleeve, of the side wall of the leaching chamber, and the air distribution sleeve is connected with the air inlet pipeline; the top of the sedimentation chamber is provided with an exhaust port, and a demister is arranged below the exhaust port; when the desulfurization device works, the desulfurization tank is internally filled with desulfurization liquid, the leaching chamber is communicated with the sedimentation chamber through the air passage, and the distance between the desulfurization liquid level and the upper wall of the air passage is 20 cm to 30 cm. The tail gas desulfurization device of the secondary zinc oxide production line can purify particulate matters and sulfur-containing gas in the tail gas of the secondary zinc oxide production line, and reduce tail gas pollution.

However, the device still has the defects, and the desulfurization device can purify particulate matters and sulfur-containing gas in the tail gas of the secondary zinc oxide production line through catalysis of the leaching chamber and the sedimentation chamber, so that tail gas pollution is reduced, water adopted by spraying cannot be recycled, water containing a catalyst in spraying cannot be subjected to one-time complete desulfurization reaction, and incomplete use of the catalyst can be caused, so that waste is caused.

Disclosure of Invention

The utility model aims to provide a high-efficiency desulfurization device for producing zinc oxide secondarily so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient desulphurization unit of minor zinc oxide, includes heating mechanism and desulfurization mechanism, desulfurization mechanism swing joint is in heating mechanism's one end.

The desulfurization mechanism comprises a cylinder body, an air inlet pipe, a feed valve, an exhaust pipe and a water drain valve, wherein the air inlet pipe is arranged at one end of the cylinder body, the feed valve is arranged at the other end of the cylinder body, the exhaust pipe is arranged at the top of the cylinder body, and the water drain valve is movably arranged below the feed valve.

Preferably, the bottom of barrel is provided with the supporting legs, the outside of supporting legs is provided with the installation piece, the top swing joint of installation piece has the water pump, the one end of water pump is provided with the connector, the top of water pump is provided with the wet return, the one end swing joint of wet return has the sprinkler, the top of sprinkler is provided with the mount.

Preferably, the heating mechanism comprises an input pipe, a heater, a heat dissipation groove and a through pipe, wherein the input pipe is movably connected to one end of the heater, the through pipe is movably connected to the other end of the heater, the heat dissipation groove is formed in one side of the heater, the heater heats gas, the reaction of the gas and a desulfurization catalyst is accelerated, and the desulfurization efficiency is improved.

Preferably, the sprayer comprises a vertical pipe, a transverse pipe, a pressurizing head, a fixing bolt and a spraying head, wherein the vertical pipe is movably connected to one end of the water return pipe, the transverse pipe is movably connected to two sides of the vertical pipe, the pressurizing head is movably connected to the bottom of the vertical pipe, the fixing bolt is movably connected to the bottom of the pressurizing head, and the spraying head is movably connected to the bottom of the fixing bolt.

Preferably, one side of the air inlet pipe is provided with a control valve, one end of the air inlet pipe is movably connected with the through pipe, the entering amount of gas can be controlled through the control valve, and the reduction of desulfurization efficiency caused by excessive gas is avoided.

Preferably, the inside of desulfurization mechanism is provided with the division board, and the division board sets up in the inside feed valve top of desulfurization mechanism, and the top of division board is provided with the filter screen, and the division board is arranged in cutting off the granule that probably exists in the desulfurization, avoids getting into the water pump and causes the damage.

Preferably, the material of barrel is stainless steel material, and its inside is provided with anticorrosive coating, and stainless steel material has outstanding sturdiness, can guarantee desulfurization mechanism's use stability, and the anticorrosive coating of inside setting can effectually increase its life, avoids receiving the erosion.

Preferably, the quantity of supporting legs is three, and even setting is in the bottom of barrel, and the outside swing joint of one of them supporting legs has the installation piece, and three supporting legs are convenient for support the stability of barrel.

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

1. according to the efficient desulfurization device for the secondary zinc oxide, water containing the catalyst which is not completely reacted at the bottom of the cylinder body is sprayed again through the water return pipe, so that the water containing the desulfurization catalyst can fully react with sulfur-containing gas, and waste is avoided.

2. This high-efficient desulphurization unit of zinc oxide is produced to times heats sulfur-containing gas through the heater, and the sulfur-containing gas of being convenient for gets into in the barrel and can carry out the rapid reaction with desulfurization catalyst to promote desulfur speed and efficiency, reach high-efficient desulfurization's effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the desulfurization mechanism of the present utility model;

FIG. 3 is a schematic view of a heating mechanism according to the present utility model;

fig. 4 is a schematic view of the structure of the sprinkler of the present utility model.

In the figure: 1. a heating mechanism; 2. an air inlet pipe; 3. a desulfurization mechanism; 4. a feed valve; 5. a water drain valve; 6. an exhaust pipe; 7. supporting feet; 8. a mounting block; 9. a water pump; 10. a connector; 11. a water return pipe; 12. a sprinkler; 13. a fixing frame; 14. an input tube; 15. a heater; 16. a heat sink; 17. a through pipe; 18. a standpipe; 19. a transverse tube; 20. a pressurizing head; 21. a fixing bolt; 22. a spray head; 23. a control valve; 24. a cylinder body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a high-efficient desulphurization unit of minor zinc oxide, includes heating mechanism 1 and desulfurization mechanism 3, and desulfurization mechanism 3 swing joint is in the one end of heating mechanism 1.

The desulfurization mechanism 3 includes barrel 24, intake pipe 2, feed valve 4, blast pipe 6 and water drain valve 5, and intake pipe 2 sets up in the one end of barrel 24, and feed valve 4 sets up in the other end of barrel 24, and blast pipe 6 sets up in the top of barrel 24, and water drain valve 5 movable mounting is in the below of feed valve 4, and one side of intake pipe 2 is provided with control valve 23, and the one end and the siphunculus 17 swing joint of intake pipe 2 can control gaseous intake through control valve 23, avoids too much gas to cause desulfurization efficiency to reduce.

The heating mechanism 1 comprises an input pipe 14, a heater 15, a heat dissipation groove 16 and a through pipe 17, wherein the input pipe 14 is movably connected to one end of the heater 15, the through pipe 17 is movably connected to the other end of the heater 15, the heat dissipation groove 16 is arranged on one side of the heater 15, the heater 15 heats gas, the reaction of the gas and a desulfurization catalyst is accelerated, and the desulfurization efficiency is improved.

The bottom of barrel 24 is provided with supporting legs 7, and the outside of supporting legs 7 is provided with installation piece 8, and the top swing joint of installation piece 8 has water pump 9, and the one end of water pump 9 is provided with connector 10, and the top of water pump 9 is provided with wet return 11, and wet return 11's one end swing joint has sprinkler 12, and sprinkler 12's top is provided with mount 13.

The sprayer 12 comprises a vertical pipe 18, a horizontal pipe 19, a pressurizing head 20, a fixing bolt 21 and a spraying head 22, wherein the vertical pipe 18 is movably connected to one end of the water return pipe 11, the horizontal pipe 19 is movably connected to two sides of the vertical pipe 18, the pressurizing head 20 is movably connected to the bottom of the vertical pipe 18, the fixing bolt 21 is movably connected to the bottom of the pressurizing head 20, and the spraying head 22 is movably connected to the bottom of the fixing bolt 21.

The inside of desulfurization mechanism 3 is provided with the division board, the division board sets up in the inside feed valve 4 top of desulfurization mechanism 3, the top of division board is provided with the filter screen, the division board is used for cutting off the granule that probably exists in the desulfurization, avoid getting into water pump 9 and cause the damage, barrel 24's material is stainless steel material, its inside is provided with anticorrosion application, stainless steel material has outstanding sturdiness, can guarantee the use of desulfurization mechanism 3 stable, the anticorrosive application of inside setting can effectually increase its life, avoid receiving the erosion, the quantity of supporting legs 7 is three, even setting is in barrel 24's bottom, the outside swing joint of one of them supporting legs 7 has installation piece 8, three supporting legs 7 are convenient for support barrel 24's stability.

When in use, sulfur-containing gas is introduced into the heater 15 through the input pipe 14, heated, then introduced into the cylinder 24 through the air inlet pipe 2, water containing catalyst is sprayed through the water return pipe 11 through the water pump 9, the gas is desulfurized, and discharged through the exhaust pipe 6.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a high-efficient desulphurization unit of zinc oxide is produced to a time, includes heating mechanism (1) and desulfurization mechanism (3), its characterized in that: the desulfurization mechanism (3) is movably connected to one end of the heating mechanism (1);

the desulfurization mechanism (3) comprises a cylinder body (24), an air inlet pipe (2), a feed valve (4), an exhaust pipe (6) and a water drain valve (5), wherein the air inlet pipe (2) is arranged at one end of the cylinder body (24), the feed valve (4) is arranged at the other end of the cylinder body (24), the exhaust pipe (6) is arranged at the top of the cylinder body (24), and the water drain valve (5) is movably arranged below the feed valve (4).

2. The highly effective desulfurization device for producing zinc oxide by time according to claim 1, wherein: the utility model discloses a water pump, including barrel (24), barrel, mount, support leg (7), the bottom of barrel (24) is provided with supporting legs (7), the outside of supporting legs (7) is provided with installation piece (8), the top swing joint of installation piece (8) has water pump (9), the one end of water pump (9) is provided with connector (10), the top of water pump (9) is provided with wet return (11), the one end swing joint of wet return (11) has sprinkler (12), the top of sprinkler (12) is provided with mount (13).

3. The highly effective desulfurization device for producing zinc oxide by time according to claim 1, wherein: the heating mechanism (1) comprises an input pipe (14), a heater (15), a heat dissipation groove (16) and a through pipe (17), wherein the input pipe (14) is movably connected to one end of the heater (15), the through pipe (17) is movably connected to the other end of the heater (15), and the heat dissipation groove (16) is formed in one side of the heater (15).

4. The highly effective desulfurization device for producing zinc oxide by time according to claim 2, wherein: the sprinkler (12) comprises a vertical pipe (18), a transverse pipe (19), a pressurizing head (20), a fixing bolt (21) and a sprinkling head (22), wherein the vertical pipe (18) is movably connected to one end of a water return pipe (11), the transverse pipe (19) is movably connected to two sides of the vertical pipe (18), the pressurizing head (20) is movably connected to the bottom of the vertical pipe (18), the fixing bolt (21) is movably connected to the bottom of the pressurizing head (20), and the sprinkling head (22) is movably connected to the bottom of the fixing bolt (21).

5. The highly effective desulfurization device for producing zinc oxide by time according to claim 1, wherein: one side of the air inlet pipe (2) is provided with a control valve (23), and one end of the air inlet pipe (2) is movably connected with the through pipe (17).

6. The highly effective desulfurization device for producing zinc oxide by time according to claim 1, wherein: the inside of desulfurization mechanism (3) is provided with the division board, and the division board sets up in desulfurization mechanism (3) inside feed valve (4) top, and the top of division board is provided with the filter screen.

7. The highly effective desulfurization device for producing zinc oxide by time according to claim 1, wherein: the cylinder (24) is made of stainless steel, and is internally provided with anti-corrosion coating.

8. The highly effective desulfurization device for producing zinc oxide by time according to claim 2, wherein: the number of the supporting legs (7) is three, the supporting legs are uniformly arranged at the bottom of the cylinder body (24), and the outside of one supporting leg (7) is movably connected with a mounting block (8).