CN210410211U

CN210410211U - High-dust boiler flue gas SCR denitrification facility

Info

Publication number: CN210410211U
Application number: CN201920870796.4U
Authority: CN
Inventors: 万伟
Original assignee: Hongan Fangda Environmental Protection Engineering Co ltd
Current assignee: Hongan Fangda Environmental Protection Engineering Co ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-04-28
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a high-dust boiler flue gas SCR denitration device, which comprises a boiler, wherein a fixed plate is arranged at the outer side of the boiler, the bottom end of the boiler is provided with a bottom foot, a cooling box is arranged in the boiler, one end of the cooling box is provided with a high-temperature plate, a pipe plate is arranged at one end of the high-temperature plate, a fuel plate is arranged in the pipe plate, a combustion box is arranged at one end of the protection plate, the combustion box is positioned in the middle position in the boiler, the first connecting plate is arranged at the top end of the boiler, the cover plate is arranged at the top end of the denitration box, the top part of the denitration box and the whole boiler can be covered by the cover plate, thereby it is right the utility model discloses protect, reduce the erosion that receives on sleet day to increase outside protection, the top of boiler is provided with the ash bucket, is provided with the filter in the ash bucket, can carry out certain filtration to the inside then dust of boiler through the filter.

Description

High-dust boiler flue gas SCR denitrification facility

Technical Field

The utility model relates to a boiler field specifically is a high dust boiler flue gas SCR denitrification facility.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place where the fuel is combusted, the boiler comprises a boiler and a boiler, hot water or steam generated in the boiler can directly provide heat energy required by industrial production and people life, the hot water or the steam can be converted into mechanical energy through a steam power device, or the mechanical energy can be converted into the electric energy through a generator, the boiler for providing the hot water is called a hot water boiler and is mainly used for life, a small amount of applications are also provided in the industrial production, the boiler for generating the steam is called a steam boiler, and the boiler is often called a boiler for short, and is mainly used for thermal power stations, ships, locomotives and industrial and.

At present, the high-dust boiler flue gas SCR denitration device has many defects, such as: unstable structure, inconvenient maintenance, poor protection and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high dust boiler flue gas SCR denitrification facility to solve the unstable structure that proposes in the above-mentioned background art, maintain inconvenient, protect relatively poor scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a high-dust boiler flue gas SCR denitration device comprises a boiler, wherein a fixed plate is installed on the outer side of the boiler, bottom feet are installed at the bottom end of the boiler, a cooling box is arranged in the boiler, a high-temperature plate is installed at one end of the cooling box, a tube plate is installed at one end of the high-temperature plate, a fuel plate is arranged in the tube plate, a protection plate is installed at one end of the fuel plate, a combustion box is installed at one end of the protection plate, the combustion box is located in the middle of the boiler, a first connecting plate is installed at the top end of the boiler, a filter plate is installed at the top end of the first connecting plate, an ash bucket is installed at the top end of the filter plate, side plates are installed at two ends of the ash bucket and located at two ends of the ash bucket, a second connecting plate is installed at the top end of the ash bucket, the denitration box comprises a denitration box body, and is characterized in that a first air inlet is installed on the outer side of the denitration box body, a second air inlet is installed at the bottom end of the first air inlet, the second air inlet is located at the bottom end of the outer side of the denitration box body, a cover plate is installed at the top end of the denitration box body, an exhaust pipe is installed at one side of the top end of the denitration box body, an exhaust pipe cover plate is installed at the top end of the exhaust pipe, and a.

Preferably, the protection plate is fixedly connected with the fuel plate, and the fuel plate and the tube plate are arranged into an integral structure.

Preferably, the ash bucket is fixedly connected with the boiler through a first connecting plate, and the ash bucket is positioned in the middle of the top end of the boiler.

Preferably, the filter plate is located at the middle position in the ash bucket and is fixedly connected with the denitration box through a second connecting plate.

Preferably, the cover plate is fixedly connected with the denitration box, and the cover plate is positioned at the middle position of the top end of the denitration box.

Preferably, the cooling box is fixedly connected with the tube plate through a high-temperature plate, and the high-temperature plate is located in the middle of the cooling box and the tube plate.

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

1. the utility model discloses denitration roof portion and cover boiler whole can be protected through the apron to the denitration roof portion, thereby is right the utility model discloses protect, reduce the erosion that receives in sleet sky to increase the protection of outside, the top of boiler is provided with the ash bucket, is provided with the filter in the ash bucket, can carry out certain filtration to the dust of boiler inside then through the filter, thereby reduce the dust of denitration incasement portion, and then the effectual life who increases denitration case;

2. the utility model discloses be provided with the tube sheet in the boiler, can emit even combustion area to burning box inside through the tube sheet to carry out maximum improvement heat energy, increase work efficiency, the boiler outer end is provided with the staircase, is convenient for the utility model discloses a maintenance work.

Drawings

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

FIG. 2 is a schematic structural view of the filter plate of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a high temperature plate; 2. a tube sheet; 3. a fuel plate; 4. a combustion box; 5. footing; 6. a protection plate; 7. a first air inlet; 8. a denitration plate; 9. a denitration box; 10. an exhaust pipe; 11. a cover plate; 12. a second air inlet; 13. an ash hopper; 14. a first connecting plate; 15. a side plate; 16. a boiler; 17. a fixing plate; 18. a cooling tank; 19. a filter plate; 20. a second connecting plate; 21. an escalator; 22. an exhaust pipe cover plate.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a high-dust boiler flue gas SCR denitration device comprises a boiler 16, a fixed plate 17 is installed on the outer side of the boiler 16, the fixed plate 17 is used for protecting and reinforcing the outer end of the boiler, a footing 5 is installed on the bottom end of the boiler 16, the footing 5 is used for supporting the bottom end of the utility model, a cooling box 18 is arranged in the boiler 16, the cooling box 18 is used for cooling the outer end of the boiler, a high-temperature plate 1 is installed at one end of the cooling box 18, the high-temperature plate 1 is used for insulating heat and increasing the combustion temperature in a combustion box 4, so that higher heat is improved, the working efficiency is increased, a pipe plate 2 is installed at one end of the high-temperature plate 1, the pipe plate 2 is used for uniformly distributing combustion points on the fuel plate 3, a fuel plate 3 is arranged in the pipe plate 2, the fuel plate 3 is used for burning fuel, a protection plate 6 is installed at one end of the fuel plate 3, the, the combustion box 4 is installed at one end of the protection plate 6, the combustion box 4 is used for providing heat energy, the combustion box 4 is located at the middle position in the boiler 16, the first connecting plate 14 is installed at the top end of the boiler 16, the first connecting plate 14 is used for connecting the boiler with the ash bucket 13, the filter plate 19 is installed at the top end of the first connecting plate 14, the filter plate 19 is used for filtering dust in the combustion box 4, the ash bucket 13 is installed at the top end of the filter plate 19, the ash bucket 13 is used for intercepting incompletely combusted dust in the boiler, the structure in the denitration box 9 is increased, the denitration box has a long service life, the side plates 15 are installed at two ends of the ash bucket 13, the side plates 15 are used for cleaning the dust in the ash bucket 13, the side plates 15 are located at two ends of the ash bucket 13, the second connecting plate 20 is installed at the top end of the ash bucket 13, the second connecting plate 20 is used for connecting the denitration, the denitration box 9 is used for purifying combustion dust, a denitration plate 8 is arranged in the denitration box 9, the denitration plate 8 is used for purifying dust in the denitration box 9, a first air inlet 7 is arranged on the outer side of the denitration box 9, the first air inlet 7 is used for introducing oxygen, a second air inlet 12 is arranged at the bottom end of the first air inlet 7, the second air inlet 12 is used for introducing ammonia gas to enable chemical reaction in the denitration box 9 to be carried out, so that denitration reaction is achieved, the environment is purified, the second air inlet 12 is located at the bottom end position of the outer side of the denitration box 9, a cover plate 11 is arranged at the top end of the denitration box 9, the cover plate 11 is used for protecting the denitration box 9, an exhaust pipe 10 is arranged at one side position of the top end of the denitration box 9, the exhaust pipe 10 is used for discharging smoke, an exhaust pipe cover plate 22 is arranged at the top end of the exhaust pipe 10, the, the stairs 21 are used for the top maintenance work of the present invention.

Further, guard plate 6 and fuel plate 3 fixed connection, and fuel plate 3 sets up an organic whole structure with tube sheet 2, and guard plate 6 is used for the material burning of spouting of the fuel plate 3 in the guard plate 2, makes the inside higher heat energy that has of combustion box 4.

Further, the ash bucket 13 is fixedly connected with the boiler 16 through a first connecting plate 14, the ash bucket 13 is positioned at the top middle position of the boiler 16, and the ash bucket 13 filters dust in the boiler 16 through the connection of the first connecting plate 14.

Further, the filter 19 is located the intermediate position in ash bucket 13, and filter 19 is through second connecting plate 20 and denitration case 9 fixed connection, and filter 19 is used for filtering the dust in boiler 16 to increase the inside life of denitration case 9.

Further, the cover plate 11 is fixedly connected with the denitration box 9, the cover plate 11 is located at the right middle position of the top end of the denitration box 9, and the cover plate 11 is used for protecting the top of the denitration box 9 and reducing corrosion on the outer side of the denitration box 9.

Further, the cooling box 18 is fixedly connected with the tube plate 2 through the high-temperature plate 1, the high-temperature plate 1 is located in the middle of the cooling box 18 and the tube plate 2, the cooling box 18 is used for cooling the outside temperature of the high-temperature plate 1, and further, more heat energy is provided in the combustion box 4 through the high-temperature plate 1.

The working principle is as follows: when in use, the bottom support of the utility model is carried out through the bottom foot 5, the outer side is reinforced through the fixed plate 17 at the outer end of the boiler 16, the top end is protected through the cover plate 11, thereby increasing the degree of formation of color outside the utility model, and the fuel plate 3 is sprayed and burned through the tube plate 2 inside the boiler 16, so that the fire source is sprayed to the combustion box 4, further transferring heat energy into the ash bucket 13 through the high-temperature plate 1 at the outer end of the tube plate 2, filtering dust through the filter plate 19 in the ash bucket 13, transmitting the dust into the denitration box 9, performing denitration through the denitration plate 8 in the denitration box 9, thereby achieving the standard of environmental emission for combustion inside the boiler 16, cooling the temperature of the outer end of the boiler 16 by the cooling tank 18, the maintenance work outside the utility model is carried out through the escalator 21 at the outer end of the boiler 16 by exhausting through the exhaust pipe 10.

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 high dust boiler flue gas SCR denitrification facility, includes boiler (16), its characterized in that: the utility model discloses a boiler, including boiler (16), fixed plate (17) are installed in the outside of boiler (16), footing (5) are installed to the bottom of boiler (16), be provided with cooler bin (18) in boiler (16), high-temperature plate (1) is installed to the one end of cooler bin (18), tube sheet (2) are installed to the one end of high-temperature plate (1), be provided with fuel board (3) in tube sheet (2), guard plate (6) are installed to the one end of fuel board (3), burning box (4) are installed to the one end of guard plate (6), and burning box (4) are located the intermediate position in boiler (16), first connecting plate (14) are installed on the top of boiler (16), filter (19) are installed on the top of first connecting plate (14), ash bucket (13) are installed on the top of filter (19), curb plate (15) are installed at the both ends of ash bucket (13), and curb plate (15) are located the both ends position of ash bucket (13), second connecting plate (20) are installed on the top of ash bucket (13), denitration case (9) are installed on the top of second connecting plate (20), be provided with denitration board (8) in denitration case (9), first air inlet (7) are installed in the outside of denitration case (9), second air inlet (12) are installed to the bottom of first air inlet (7), and second air inlet (12) are located the outside bottom position of denitration case (9), apron (11) are installed on the top of denitration case (9), blast pipe (10) are installed to top one side position of denitration case (9), blast pipe apron (22) are installed on the top of blast pipe (10), staircase (21) are installed in the outside of boiler (16).

2. The high-dust boiler flue gas SCR denitration device according to claim 1, characterized in that: the protection plate (6) is fixedly connected with the fuel plate (3), and the fuel plate (3) and the tube plate (2) are arranged into an integral structure.

3. The high-dust boiler flue gas SCR denitration device according to claim 1, characterized in that: the ash bucket (13) is fixedly connected with the boiler (16) through a first connecting plate (14), and the ash bucket (13) is located in the middle of the top end of the boiler (16).

4. The high-dust boiler flue gas SCR denitration device according to claim 1, characterized in that: the filter plate (19) is located in the middle of the ash bucket (13), and the filter plate (19) is fixedly connected with the denitration box (9) through a second connecting plate (20).

5. The high-dust boiler flue gas SCR denitration device according to claim 1, characterized in that: the cover plate (11) is fixedly connected with the denitration box (9), and the cover plate (11) is located in the middle of the top end of the denitration box (9).

6. The high-dust boiler flue gas SCR denitration device according to claim 1, characterized in that: the cooling box (18) is fixedly connected with the tube plate (2) through the high-temperature plate (1), and the high-temperature plate (1) is located in the middle of the cooling box (18) and the tube plate (2).