CN216367353U

CN216367353U - Power boiler denitrification facility

Info

Publication number: CN216367353U
Application number: CN202122663745.4U
Authority: CN
Inventors: 张同赛; 李爱华; 齐建秋
Original assignee: Jining Huayuan Thermal Power Co Ltd
Current assignee: Jining Huayuan Thermal Power Co Ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-04-26
Anticipated expiration: 2031-11-01

Abstract

The utility model relates to the technical field of pin removal, and discloses a power plant boiler denitration device which comprises a box body, wherein a threaded hole is formed in the left side of the box body, a first feed port is fixedly connected to the left side of the top of the box body, a second feed port is fixedly connected to the top of the right side of the box body, a positioning plate is fixedly connected to the top of the inner top of the box body, a rectangular groove is formed in the bottom of the left side of the positioning plate, a filter plate is clamped in the rectangular groove, a filter mechanism is fixedly connected to the left side of the filter plate, a conical funnel is fixedly connected to the bottom of the positioning plate, a hose is fixedly connected to the bottom of the conical funnel, a mixing mechanism is arranged at the bottom of the hose, and the mixing mechanism is fixedly connected to the bottom of the box body. This power boiler denitrification facility when rotating around self axis through second motor drive axis of rotation, the drive stirring leaf rotates, and then realizes flue gas and ammonia flash mixed's purpose, makes ammonia and flue gas can the intensive mixing, has improved the work efficiency who takes off the round pin greatly.

Description

Power boiler denitrification facility

Technical Field

The utility model relates to the technical field of denitration, in particular to a denitration device for a power plant boiler.

Background

The thermal power denitration refers to the denitration treatment of coal in a thermal power generation boiler, which is divided into denitration before combustion, denitration during combustion and denitration after combustion, in order to prevent the environment from being polluted by excessive NOx generated after the coal is combusted. Namely, NOx (nitrogen oxide) in smoke is removed, the substances enter the atmosphere to form acid rain, and the acid rain is extremely harmful to human beings, so that the national advocates environmental protection at present, and the smoke taking coal as fuel contains the substances, especially the smoke of a thermal power plant.

The country advocates the environmental protection always, therefore the emission mill of power boiler flue gas, for reducing environmental pollution, must carry out denitration treatment when carrying out fume emission, current power boiler denitrification facility, when taking off the round pin processing to the flue gas, it is abundant inadequately to make ammonia and flue gas mix, the efficiency of taking off the round pin has been reduced, and current power boiler denitrification facility, when filtering the impurity that has in the flue gas, the filter is difficult for dismantling, cause the jam of filter very easily, lead to the filter can not normally work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a denitration device for a power plant boiler, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power boiler denitrification facility, the power distribution box comprises a box body, threaded hole is seted up on the left of the box, the first feed inlet of box top left side fixedly connected with, box right side top fixedly connected with second feed inlet, top fixedly connected with locating plate in the box, the rectangular channel has been seted up to locating plate left side bottom, the joint has the filter in the rectangular channel, filter left side fixedly connected with filter mechanism, locating plate bottom fixedly connected with toper funnel, toper funnel bottom fixedly connected with hose, the hose bottom is provided with the mixing mechanism, mixing mechanism fixed connection is bottom in the box.

Filtering mechanism includes the second fixed plate, second fixed plate swing joint is in the box left side, second fixed plate top and bottom all set up threaded hole, threaded hole female connection has the bolt, second fixed plate right side fixedly connected with mounting panel, the mounting panel runs through in the box left side.

Preferably, mounting panel right side fixedly connected with filter, the filter joint sets up the mounting panel in locating plate left side bottom, has played the effect of support to the filter, prevents that the filter from droing.

Preferably, the first motor of fixedly connected with in the middle of the locating plate right side, the first dwang of first motor bottom fixedly connected with, first dwang bottom surface fixedly connected with belt groove, the belt has been cup jointed to belt groove surface, keeps away from the one end of belt is provided with the same belt groove, under the mutually supporting in belt and belt groove, reaches the purpose that first dwang and second dwang rotate simultaneously.

Preferably, belt slot inner circle fixedly connected with second dwang, outer fixed surface is connected with the bearing in the middle of the second dwang, the first fixed plate of bearing outer fixed surface is connected with, the one end fixedly connected with conical funnel of bearing is kept away from to first fixed plate, second dwang bottom fixedly connected with air discharge fan sets up the bearing, plays the purpose of supporting the air discharge fan, prevents that the air discharge fan from droing.

Preferably, mixing mechanism is including the installation shell, installation shell fixed connection is in the box both sides, there is the axis of rotation in the middle of rotating in the installation shell, the outer fixed surface of axis of rotation is connected with the stirring leaf, sets up the axis of rotation, looks the stirring leaf and can rotate, reaches the purpose that the stirring was mixed.

Preferably, the axis of rotation right-hand member extends to the box outside, axis of rotation right-hand member fixedly connected with second motor, second motor bottom fixedly connected with backup pad, backup pad fixed connection is in box right side bottom, and the backup pad plays the effect of support to the second motor.

Preferably, the first conveyer pipe of fixedly connected with in the middle of the installation shell bottom, first conveyer pipe bottom fixedly connected with liquid case, liquid case fixed connection is bottom in the box, liquid case right side fixedly connected with second conveyer pipe, second conveyer pipe right-hand member extends to the box outside, and first conveyer pipe and second conveyer pipe play the effect of carrying liquid, prevent that liquid from losing.

Compared with the prior art, the utility model provides a denitration device for a power plant boiler, which has the following beneficial effects:

1. this power boiler denitrification facility through the mixing mechanism who sets up, when rotating around self axis rotation through second motor drive axis of rotation, the drive stirring leaf rotates, and then realizes flue gas and ammonia flash mixed's purpose, makes ammonia and flue gas can the intensive mixing, has improved the work efficiency who takes off the round pin greatly.

2. This power boiler denitrification facility, through the filter mechanism who sets up, through rotating two bolts simultaneously, make bolt and box contactless, exert pulling force left again, pulling second fixed plate, the second fixed plate can drive the filter and remove to the left side, can dismantle the filter, reaches the purpose of clearing up the impurity on the filter surface, prevents that the impurity in the flue gas from causing the jam to the filter, ensures that the filter can normally work.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor:

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

FIG. 2 is a schematic cross-sectional view of the entire structure of the present invention;

FIG. 3 is a schematic view of a portion of the filter mechanism of the present invention;

FIG. 4 is a schematic view of a part of the filter mechanism of the present invention.

In the figure: 1. a box body; 2. a filtering mechanism; 21. a first motor; 22. a first rotating lever; 23. a belt; 24. a first fixing plate; 25. an exhaust fan; 26. a second rotating lever; 27. a bearing; 28. a belt groove; 29. mounting a plate; 201. a second fixing plate; 202. a bolt; 3. a hose; 4. a mixing mechanism; 41. stirring blades; 42. a rotating shaft; 43. a second motor; 44. a support plate; 45. mounting a shell; 46. a first delivery pipe; 47. a second delivery pipe; 48. a liquid tank; 5. a first feed port; 6. a filter plate; 7. a conical funnel; 8. positioning a plate; 9. a second feed inlet.

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: the utility model provides a power boiler denitrification facility, the power distribution box comprises a box body 1, threaded hole is seted up on 1 left side of the box, the first feed inlet 5 of 1 top left side fixedly connected with of box, 1 right side top fixedly connected with second feed inlet 9 of box, top fixedly connected with locating plate 8 in the box 1, the rectangular channel has been seted up to 8 left sides bottom of locating plate, the joint has filter 6 in the rectangular channel, 6 left sides fixedly connected with filter mechanism 2 of filter, 8 bottom fixedly connected with conical funnel 7 of locating plate, 7 bottom fixedly connected with hoses 3 of conical funnel, 3 bottoms of hoses are provided with mixing mechanism 4, 4 fixed connection of mixing mechanism are in the bottom in box 1.

The filtering mechanism 2 comprises a second fixing plate 201, the second fixing plate 201 is movably connected to the left side of the box body 1, threaded holes are formed in the top and the bottom of the second fixing plate 201, bolts 202 are connected in the threaded holes, a mounting plate 29 is fixedly connected to the right side of the second fixing plate 201, the mounting plate 29 penetrates through the left side of the box body 1, a filter plate 6 is fixedly connected to the right side of the mounting plate 29, the filter plate 6 is clamped at the bottom of the left side of the positioning plate 8, the mounting plate 29 is arranged, the filter plate 6 is supported, the filter plate 6 is prevented from falling off, a first motor 21 is fixedly connected to the middle of the right side of the positioning plate 8, a first rotating rod 22 is fixedly connected to the bottom of the first motor 21, a belt groove 28 is fixedly connected to the outer surface of the bottom of the first rotating rod 22, a belt 23 is sleeved on the outer surface of the belt groove 28, the same belt groove 28 is arranged at one end far away from the belt 23, and under the mutual matching of the belt 23 and the belt groove 28, reach first dwang 22 and second dwang 26 pivoted purpose simultaneously, belt groove 28 inner circle fixedly connected with second dwang 26, surface fixedly connected with bearing 27 in the middle of the second dwang 26, the first fixed plate 24 of bearing 27 surface fixedly connected with, the one end fixedly connected with conical hopper 7 of bearing 27 is kept away from to first fixed plate 24, second dwang 26 bottom fixedly connected with air discharge fan 25 sets up bearing 27, play the purpose of supporting air discharge fan 25, prevent that air discharge fan 25 from droing.

The mixing mechanism 4 comprises a mounting shell 45, the mounting shell 45 is fixedly connected with two sides in the box body 1, a rotating shaft 42 is arranged in the middle of the rotating in the mounting shell 45, the outer surface of the rotating shaft 42 is fixedly connected with a stirring blade 41, the rotating shaft 42 is arranged, the stirring blade 41 can rotate to achieve the purpose of stirring and mixing, the right end of the rotating shaft 42 extends to the outside of the box body 1, the right end of the rotating shaft 42 is fixedly connected with a second motor 43, the bottom of the second motor 43 is fixedly connected with a supporting plate 44, the supporting plate 44 is fixedly connected with the bottom of the right side of the box body 1, the supporting plate 44 plays a supporting role for the second motor 43, a first conveying pipe 46 is fixedly connected with the middle of the bottom of the mounting shell 45, a liquid box 48 is fixedly connected with the bottom of the first conveying pipe 46, the liquid box 48 is fixedly connected with the bottom in the box body 1, a second conveying pipe 47 is fixedly connected with the right side of the liquid box 48, and the right end of the second conveying pipe 47 extends to the outside of the box body 1, the first delivery pipe 46 and the second delivery pipe 47 function to deliver liquid and prevent the liquid from losing.

In the actual operation process, when the device is used, flue gas generated by a boiler is conveyed into the box body 1 through the first feed inlet 5, ammonia gas generated by the boiler is conveyed into the box body 1 through the second feed inlet 9, impurities in the flue gas can be filtered onto the surface of the filter plate 6 to filter the flue gas, the first motor 21 is started again, the first motor 21 drives the first rotating rod 22 to rotate around the axis of the first motor, the first rotating rod 22 drives the belt groove 28 to rotate around the axis of the first motor, under the linkage action of the belt 23, the second rotating rod 26 is driven to rotate around the axis of the second motor, the exhaust fan 25 is driven to rotate around the axis of the second motor, the filtered flue gas can rapidly enter the mounting shell 45 through the hose 3, when the ammonia gas also enters the mounting shell 45, the second motor 43 is started, and the second motor 43 drives the rotating shaft 42 to rotate around the axis of the second motor, drive stirring leaf 41 rotates, and then realize flue gas and ammonia flash mixed's purpose, after the mixed work is accomplished, close second motor 43, the flue gas can produce liquid with the mixture of ammonia this moment, liquid can enter into liquid tank 48 through first conveyer pipe 46, the inside liquid accessible second conveyer pipe 47 of liquid tank 48 is discharged, when filter 6 impurity on the surface needs the clearance, rotate two bolts 202 simultaneously, make bolt 202 and box 1 contactless, apply pulling force left again, pulling second fixed plate 201, second fixed plate 201 can drive filter 6 and remove to the left side, can dismantle filter 6, reach the purpose of clearing up filter 6 impurity on the surface.

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. The utility model provides a power boiler denitrification facility, includes box (1), its characterized in that: a threaded hole is formed in the left side of the box body (1), a first feed inlet (5) is fixedly connected to the left side of the top of the box body (1), a second feed inlet (9) is fixedly connected to the top of the right side of the box body (1), a positioning plate (8) is fixedly connected to the inner top of the box body (1), a rectangular groove is formed in the bottom of the left side of the positioning plate (8), a filter plate (6) is clamped in the rectangular groove, a filter mechanism (2) is fixedly connected to the left side of the filter plate (6), a conical funnel (7) is fixedly connected to the bottom of the positioning plate (8), a hose (3) is fixedly connected to the bottom of the conical funnel (7), a mixing mechanism (4) is arranged at the bottom of the hose (3), and the mixing mechanism (4) is fixedly connected to the inner bottom of the box body (1);

filtering mechanism (2) includes second fixed plate (201), second fixed plate (201) swing joint is in box (1) left side, threaded hole is all seted up to second fixed plate (201) top and bottom, threaded hole female connection has bolt (202), second fixed plate (201) right side fixedly connected with mounting panel (29), mounting panel (29) run through in box (1) left side.

2. The power plant boiler denitration device of claim 1, characterized in that: mounting panel (29) right side fixedly connected with filter (6), filter (6) joint in locating plate (8) left side bottom.

3. The power plant boiler denitration device of claim 2, characterized in that: locating plate (8) right side middle fixedly connected with first motor (21), first motor (21) bottom fixedly connected with first rotation pole (22), first rotation pole (22) bottom outer fixed surface is connected with race (28), race (28) surface has cup jointed belt (23), keeps away from the one end of belt (23) is provided with same race (28).

4. The power plant boiler denitration device of claim 3, characterized in that: race (28) inner circle fixedly connected with second dwang (26), outer fixed surface is connected with bearing (27) in the middle of second dwang (26), the first fixed plate (24) of bearing (27) outer fixed surface is connected with, the one end fixedly connected with cone funnel (7) of bearing (27) are kept away from in first fixed plate (24), second dwang (26) bottom fixedly connected with air discharge fan (25).

5. The power plant boiler denitration device of claim 1, characterized in that: mixing mechanism (4) are including installation shell (45), both sides in installation shell (45) fixed connection in box (1), there is axis of rotation (42) in the middle of rotating in installation shell (45), axis of rotation (42) outer fixed surface is connected with stirring leaf (41).

6. The power plant boiler denitration device of claim 5, characterized in that: the rotating shaft (42) right end extends to the outside of the box body (1), the rotating shaft (42) right end is fixedly connected with a second motor (43), a supporting plate (44) is fixedly connected to the bottom of the second motor (43), and the supporting plate (44) is fixedly connected to the bottom of the right side of the box body (1).

7. The power plant boiler denitration device of claim 5, characterized in that: the utility model discloses a solar energy water heater, including installation shell (45) bottom middle fixedly connected with first conveyer pipe (46), first conveyer pipe (46) bottom fixedly connected with liquid tank (48), bottom in liquid tank (48) fixed connection box (1), liquid tank (48) right side fixedly connected with second conveyer pipe (47), second conveyer pipe (47) right-hand member extends to box (1) outside.