CN213032141U

CN213032141U - Tail gas treatment spraying device for fluidized bed furnace

Info

Publication number: CN213032141U
Application number: CN202021430272.2U
Authority: CN
Inventors: 周赞; 徐毅; 周勇; 谢文; 邓红波
Original assignee: Hunan Xiangzi New Material Technology Co ltd
Current assignee: Hunan Xiangzi New Material Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-23
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to the technical field of tail gas treatment, in particular to a tail gas treatment spraying device of a fluidized bed furnace, which comprises a spray tower, wherein a drying box is installed on the top wall of the spray tower, a plurality of heating pipes are installed between the top wall and the bottom wall of the drying box, a sterilization box is arranged above the drying box, an air duct is arranged on the top wall of the drying box, the top end of the air duct extends to the inside of the sterilization box, sterilization components are respectively arranged on the inner walls at the two sides of the sterilization box, each sterilization component comprises an installation seat, a plurality of ultraviolet sterilization lamps are installed on the installation seat, and an exhaust pipe is arranged on; the water storage tank is installed to the diapire of spray column, communicates each other between spray column and the water storage tank, and the inner wall of water storage tank is close to top department and installs the third filter screen, and this boiling furnace tail gas treatment spray set can carry out drying process to the tail gas after spraying, avoids tail gas to get wet the blast pipe, prevents that the blast pipe from being corroded, prolongs its life.

Description

Tail gas treatment spraying device for fluidized bed furnace

Technical Field

The utility model relates to a tail gas treatment technical field, specifically speaking relates to a fluidized bed furnace tail gas treatment spray set.

Background

The fluidized bed furnace is also called as a fluidized bed roasting furnace. A device for roasting sulfide ore by using a solid fluidization technology. Fluidized bed furnace can produce a large amount of tail gases when using, in order to reduce the pollution of tail gas to the environment, need handle it, and spray set is handled to the tail gas that uses at present, does not carry out drying process to the tail gas after spraying, makes tail gas wet the blast pipe easily, can make the blast pipe corrosion after long-time the use, reduces its life to at the in-process that sprays a large amount of water resources of wasting. In view of this, we propose a kind of fluidized bed furnace tail gas treatment spraying device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fluidized bed furnace tail gas treatment spray set to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a tail gas treatment spraying device for a fluidized bed furnace comprises a spraying tower, wherein a drying box is installed on the top wall of the spraying tower, a plurality of heating pipes are installed between the top wall and the bottom wall of the drying box, a sterilization box is arranged above the drying box, an air guide pipe is arranged on the top wall of the drying box, the top end of the air guide pipe extends into the sterilization box, sterilization components are arranged on the inner walls of the two sides of the sterilization box, each sterilization component comprises an installation seat, a plurality of ultraviolet sterilization lamps are installed on the installation seat, and an exhaust pipe is arranged on the top wall of the sterilization box; the utility model discloses a spray tower, including spray tower, storage water tank, inner wall, water pump, spray tower, spray pipe, spray tower and the diapire of spray tower installs the storage water tank, the spray tower with communicate each other between the storage water tank, the inner wall of storage water tank is close to top department and installs the third filter screen, install the water pump on the bottom inner wall of storage water tank, the play water end of water pump is connected with the shower, the end of shower is worn out the storage water tank just extends to the inside of spray tower.

Preferably, the inside of the spray tower is located the below department of atomizer is equipped with the second filter screen, the below of second filter screen is equipped with first filter screen.

Preferably, an air inlet pipe is arranged on the outer wall of one side, far away from the spray pipe, of the spray tower and close to the bottom.

Preferably, the outer wall of the spray tower is welded with a fixed seat near the top, the fixed seat is communicated with the inside of the spray tower, a fan is installed in the fixed seat, a gas collecting hood is installed on one side, away from the spray tower, of the fixed seat, an air outlet pipe is arranged on the gas collecting hood, and the tail end of the air outlet pipe extends to the inside of the drying box.

Preferably, the aperture of the second filter is smaller than the aperture of the first filter.

Preferably, a water inlet pipe is welded on the top wall of the water storage tank.

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

1. this boiling furnace tail gas treatment spray set through the setting of drying cabinet and heating pipe, can carry out drying process to the tail gas after spraying, avoids tail gas to get wet the blast pipe, prevents that the blast pipe from being corroded, prolongs its life.

2. This boiling furnace tail gas treatment spray set through the setting of third filter screen, can carry out filtration treatment to the waste water after spraying, can make waste water circulation by utilization, has practiced thrift the water resource.

Drawings

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

FIG. 2 is a schematic cross-sectional structure diagram of the spray tower of the present invention;

FIG. 3 is a schematic view of a part of the structure of the fixing base of the present invention;

FIG. 4 is a schematic sectional view of the water storage tank of the present invention;

FIG. 5 is a schematic cross-sectional view of the drying box of the present invention;

FIG. 6 is a schematic cross-sectional view of the sterilization box of the present invention;

fig. 7 is a schematic structural view of the sterilization assembly of the present invention.

The meaning of the reference symbols in the figures is:

1. a spray tower; 10. an air inlet pipe; 11. a first filter screen; 12. a second filter screen; 13. a fixed seat; 14. a fan; 15. a gas-collecting hood; 16. an air outlet pipe;

2. a water storage tank; 20. a water inlet pipe; 21. a third filter screen; 22. a water pump; 23. a shower pipe; 24. an atomizing spray head;

3. a drying oven; 30. heating a tube; 31. an air duct;

4. a sterilization box; 40. a sterilization assembly; 400. a mounting seat; 401. an ultraviolet germicidal lamp; 41. and (4) exhausting the gas.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

a fluidized bed furnace tail gas treatment spraying device comprises a spraying tower 1, wherein a drying box 3 is installed on the top wall of the spraying tower 1, a plurality of heating pipes 30 are installed between the top wall and the bottom wall of the drying box 3, a sterilization box 4 is arranged above the drying box 3, a gas guide pipe 31 is arranged on the top wall of the drying box 3, the top end of the gas guide pipe 31 extends into the sterilization box 4, sterilization components 40 are arranged on the inner walls of two sides of the sterilization box 4 respectively, each sterilization component 40 comprises an installation seat 400, a plurality of ultraviolet sterilization lamps 401 are installed on the installation seat 400, and an exhaust pipe 41 is arranged on the top wall of the sterilization box 4; storage water tank 2 is installed to the diapire of spray tower 1, communicate each other between spray tower 1 and the storage water tank 2, the inner wall of storage water tank 2 is close to top department and installs third filter screen 21, third filter screen 21 can carry out filtration treatment to the waste water after spraying and make it fall into storage water tank 2 again, can circulate and use, the water economy resource, install water pump 22 on the bottom inner wall of storage water tank 2, water pump 22's outlet end is connected with shower 23, the inside that storage water tank 2 just extended to spray tower 1 is worn out to the end of shower 23, the end-to-end connection of shower 23 has atomizer 24.

In this embodiment, the inside of spray column 1 is located the below department of atomizer 24 and is equipped with second filter screen 12, and the below of second filter screen 12 is equipped with first filter screen 11, and first filter screen 11 and second filter screen 12 all pass through bolt fixed mounting on spray column 1's inner wall.

It should be noted that the blower 14, the water pump 22, the heating pipe 30 and the ultraviolet germicidal lamp 401 are conventional technologies, and are not described in detail herein.

In this embodiment, the aperture of the second filter 12 is smaller than the aperture of the first filter 11.

In this embodiment, the outer wall of one side of spray tower 1, which is far away from spray pipe 23, is close to the bottom and is provided with an air inlet pipe 10, the exhaust gas discharge pipe of the fluidized bed furnace is connected with air inlet pipe 10, and exhaust gas enters spray tower 1 through air inlet pipe 10, and is firstly filtered coarsely through first filter screen 11, and then is filtered finely through second filter screen 12.

It should be added that the mounting seat 400 is fixedly mounted on the inner wall of the sterilization case 4 by bolts.

Further, the outer wall of spray tower 1 is close to top department welding and has fixing base 13, and fixing base 13 is linked together with spray tower 1's inside, installs fan 14 in fixing base 13, and fixing base 13 keeps away from one side of spray tower 1 and installs gas collecting channel 15, is equipped with outlet duct 16 on the gas collecting channel 15, and the end of outlet duct 16 extends to the inside of drying cabinet 3, and fan 14 during operation can be with the tail gas suction after spray tower 1 filters the spraying processing to the drying cabinet 3 in.

In this embodiment, a water inlet pipe 20 is further welded to the top wall of the water storage tank 2, and water can be added into the water storage tank 2 through the water inlet pipe 20.

It should be added that the exhaust pipe 41 is made of stainless steel material, so that the anti-rust performance is good.

When the tail gas treatment spraying device of the fluidized bed furnace is used, the fan 14, the water pump 22, the heating pipe 30 and the ultraviolet germicidal lamp 401 are sequentially connected with an external power supply and work, a tail gas discharge pipe of the fluidized bed furnace is connected with the gas inlet pipe 10, tail gas enters the spraying tower 1 through the gas inlet pipe 10, is firstly subjected to coarse filtration by the first filter screen 11 and then is subjected to fine filtration by the second filter screen 12; the water pumped by the water pump 22 is sprayed out through the atomizing nozzle 24, the filtered tail gas can be sprayed, and impurities attached to the second filter screen 12 and the first filter screen 11 can be washed away during spraying, so that the cleaning effect is achieved; the fan 14 pumps the sprayed tail gas into the drying box 3, the wet tail gas can be dried through the heating pipe 30, the dried tail gas enters the sterilization box 4 through the air duct 31, sterilization can be performed through the ultraviolet sterilization lamp 401, and finally the tail gas is discharged through the exhaust pipe 41, so that the exhaust pipe 41 can be prevented from being wetted by the dried tail gas, and the exhaust pipe 41 can be prevented from being rusted.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fluidized bed furnace tail gas treatment spray set, includes spray column (1), its characterized in that: the top wall of the spray tower (1) is provided with a drying box (3), a plurality of heating pipes (30) are arranged between the top wall and the bottom wall of the drying box (3), a sterilization box (4) is arranged above the drying box (3), the top wall of the drying box (3) is provided with an air guide pipe (31), the top end of the air guide pipe (31) extends into the sterilization box (4), the inner walls of two sides of the sterilization box (4) are respectively provided with a sterilization component (40), the sterilization component (40) comprises a mounting seat (400), the mounting seat (400) is provided with a plurality of ultraviolet sterilization lamps (401), and the top wall of the sterilization box (4) is provided with an exhaust pipe (41); storage water tank (2) are installed to the diapire of spray column (1), spray column (1) with communicate each other between storage water tank (2), the inner wall of storage water tank (2) is close to top department and installs third filter screen (21), install water pump (22) on the bottom inner wall of storage water tank (2), the play water end of water pump (22) is connected with shower (23), wear out the end of shower (23) storage water tank (2) and extend to the inside of spray column (1), the end-to-end connection of shower (23) has atomizer (24).

2. The tail gas treatment spraying device for the boiling furnace as claimed in claim 1, wherein: the inside of spray column (1) is located the below department of atomizer (24) is equipped with second filter screen (12), the below of second filter screen (12) is equipped with first filter screen (11).

3. The tail gas treatment spraying device for the boiling furnace as claimed in claim 1, wherein: an air inlet pipe (10) is arranged on the outer wall of one side, far away from the spray pipe (23), of the spray tower (1) and close to the bottom.

4. The tail gas treatment spraying device for the boiling furnace as claimed in claim 1, wherein: the utility model discloses a drying cabinet, including spray column (1), fixing base (13) and the inside of spray column (1) is linked together, install fan (14) in fixing base (13), fixing base (13) are kept away from one side of spray column (1) is installed gas collecting channel (15), be equipped with outlet duct (16) on gas collecting channel (15), the end of outlet duct (16) extends to the inside of drying cabinet (3).

5. The tail gas treatment spraying device for the boiling furnace as claimed in claim 2, wherein: the aperture of the second filter (12) is smaller than that of the first filter (11).

6. The tail gas treatment spraying device for the boiling furnace as claimed in claim 1, wherein: a water inlet pipe (20) is welded on the top wall of the water storage tank (2).