CN212348259U

CN212348259U - Exhaust-heat boiler SOx/NOx control device of wasting discharge fast

Info

Publication number: CN212348259U
Application number: CN202020586768.2U
Authority: CN
Inventors: 叶永春
Original assignee: Zhongke Kelin Energy Saving And Environmental Technology Co ltd
Current assignee: Zhongke Kelin Energy Saving And Environmental Technology Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-01-15
Anticipated expiration: 2030-04-20

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to a waste heat boiler desulfurization and denitrification device capable of rapidly discharging waste gas, which comprises an absorption tower, wherein the inner side of the left end of the absorption tower is communicated with a waste gas inlet pipe, the inner side of the absorption tower is fixedly connected with a demisting grid, an ammonia absorption layer and a desulfurizer spray head, the inner side of the top end of the absorption tower is fixedly connected with an exhaust chimney, the inner side of the bottom end of the exhaust chimney is provided with a first motor, the end of a main shaft of the first motor is fixedly connected with a fan blade, the top end of the fan blade is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a planetary reducer, the end of a main shaft of the planetary reducer is fixedly connected with a chimney cover, the inner side of the chimney cover is provided with a perforation, in the utility model, the waste gas treated by the absorption tower can be more rapidly discharged from, the treated waste gas can be uniformly dispersed after being discharged.

Description

Exhaust-heat boiler SOx/NOx control device of wasting discharge fast

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a exhaust-heat boiler SOx/NOx control device of wasting discharge fast.

Background

The flue gas desulfurization and denitration technology is a boiler flue gas purification technology applied to the chemical industry of generating multi-nitrogen oxides and sulfur oxides, and the nitrogen oxides and the sulfur oxides are one of main sources of air pollution, so that the technology has a great benefit on environmental air purification, and along with the development of the society, the application of flue gas desulfurization and denitration is increasingly wide, so that the demand on a waste heat boiler desulfurization and denitration device capable of rapidly discharging waste is increasingly growing.

The waste gas after the pressure when current SOx/NOx control device generally injects through waste gas directly discharges from the chimney, and the exhaust speed is slower, and when waste gas discharges fast, probably there is the incomplete phenomenon of absorption when waste gas contacts with the desulfurizer, makes exhaust waste gas can cause the influence to the environment, consequently, provides a exhaust-heat boiler SOx/NOx control device who discharges waste fast to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a exhaust-heat boiler SOx/NOx control device of wasting discharge fast to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides a waste heat boiler SOx/NOx control device of wasting discharge fast, includes the absorption tower, the inboard intercommunication of the left end of absorption tower has the waste gas admission pipe, the inboard fixedly connected with defogging grid of absorption tower, ammonia absorbed layer and desulfurizer sprinkler head, defogging grid, ammonia absorbed layer and desulfurizer sprinkler head set gradually under to from last, the inboard fixedly connected with exhaust chimney in top of absorption tower, the bottom inboard of exhaust chimney is provided with first motor, the terminal fixedly connected with flabellum of main shaft of first motor, the top fixedly connected with connecting rod of flabellum, the top fixedly connected with planetary reducer of connecting rod, the terminal fixedly connected with chimney cover of planetary reducer main shaft, the chimney cover sets up in the top outside of exhaust chimney, and exhaust chimney and chimney cover rotate through the bearing and are connected.

Preferably, the left side of absorption tower is provided with the mud pump of row, the input of mud pump and the bottom intercommunication of absorption tower, the right-hand member fixedly connected with circulating pump of absorption tower, the input of circulating pump and the right-hand member intercommunication of absorption tower, the output intercommunication of circulating pump has the circulating pipe, the circulating pipe communicates with the right-hand member of desulfurizer sprinkler head.

Preferably, the outer end face of the first motor is fixedly connected with a first fixing rod, the first fixing rod is fixedly connected with the inner wall face of the exhaust chimney, the outer end face of the planetary reducer is fixedly connected with a second fixing rod, and the second fixing rod is fixedly connected with the inner wall face of the exhaust chimney.

Preferably, the inboard sliding connection of absorption tower has the reticular plate, the reticular plate sets up the below at the desulfurizer sprinkler head, the quantity of reticular plate is 2, sets up about being, is located both sides about being fixedly connected with slide bar between the reticular plate, the slide bar is bilateral symmetry setting, is located both sides about being provided with the fixed block between the reticular plate, slide bar sliding connection is in the inboard of slide bar.

Preferably, the inboard fixedly connected with second motor of fixed block, the terminal fixedly connected with board gear of main shaft of second motor, the tooth's socket has been seted up to the inboard of slide bar, the board gear passes through tooth's socket and slide bar meshing, the outside of slide bar is provided with the spring, the top of spring and the netted board fixed connection who is located the top, the bottom of spring and the top fixed connection of fixed block.

Preferably, the inner side of the cigarette tube cover is provided with through holes, and the through holes are uniformly distributed on the inner side of the cigarette tube cover.

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

1. the utility model discloses in, through components such as the first motor that sets up, flabellum, chimney cover, can drive the rotation of flabellum through first motor, make the waste gas after the absorption tower is handled can be quick more discharge from the chimney, can drive the chimney cover through planetary reducer when making the flabellum rotate and rotate, the waste gas after the processing can be in even four scattered after the discharge, make the flue gas after the processing more quick merge into the air.

2. The utility model discloses in, through frameworks such as the reticular lamina that sets up, half gear, slide bar, can drive the rotation of half gear through the second motor, make the reticular lamina can the downstream, reticular lamina upward movement when making the half gear not mesh with the slide bar through the spring, realize the reciprocating motion of reticular lamina, make the reticular lamina hold back partial desulfurizer to the reticular lamina on to make waste gas can the contact of desulfurizer more abundant after getting into the absorption tower, increase the treatment effect to waste gas.

Drawings

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

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a second motor mounting structure of the present invention;

fig. 4 is a schematic view of the structure of the chimney cover of the present invention.

In the figure: 1-absorption tower, 2-waste gas inlet pipe, 3-desulfurizer spray head, 4-ammonia absorption layer, 5-demisting grid, 6-exhaust chimney, 7-circulating pump, 8-circulating pipe, 9-slurry discharge pump, 10-first fixed rod, 11-first motor, 12-fan blade, 13-connecting rod, 14-planetary reducer, 15-second fixed rod, 16-chimney cover, 17-fixed block, 18-second motor, 19-half gear, 20-sliding rod, 21-spring and 22-reticular 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. 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.

Referring to fig. 1-4, the present invention provides a technical solution:

a desulfurization and denitrification device of a waste heat boiler capable of discharging waste rapidly comprises an absorption tower 1, wherein a waste gas inlet pipe 2 is communicated with the inner side of the left end of the absorption tower 1, the waste gas is sent into the absorption tower 1 through the waste gas inlet pipe 2 for treatment, a demisting grid 5, an ammonia absorption layer 4 and a desulfurizer spray head 3 are fixedly connected to the inner side of the absorption tower 1, the desulfurizer is sprayed in the absorption tower 1 through the desulfurizer spray head 3 to realize desulfurization, the waste gas is denitrated and demisted through the ammonia absorption layer 4 and the demisting grid 5, the ammonia absorption layer 4 and the desulfurizer spray head 3 are sequentially arranged from top to bottom, an exhaust chimney 6 is fixedly connected to the inner side of the top end of the absorption tower 1, the waste gas after being stressed is discharged from the exhaust chimney 6 through the exhaust chimney 6, a first motor 11 is arranged on the inner side of the bottom end of the exhaust chimney 6, and fan blades 12 are fixedly connected to the end of a main shaft, the top end fixedly connected with connecting rod 13 of flabellum 12, the top end fixedly connected with planetary reducer 14 of connecting rod 13, the terminal fixedly connected with chimney cover 16 of planetary reducer 14 main shaft, chimney cover 16 sets up in the top outside of exhaust chimney 6, and exhaust chimney 6 and chimney cover 16 pass through the bearing and rotate and connect.

The left side of the absorption tower 1 is provided with a slurry discharging pump 9, the input end of the slurry discharging pump 9 is communicated with the bottom end of the absorption tower 1, the right end of the absorption tower 1 is fixedly connected with a circulating pump 7, the input end of the circulating pump 7 is communicated with the right end of the absorption tower 1, the output end of the circulating pump 7 is communicated with a circulating pipe 8, the circulating pipe 8 is communicated with the right end of a desulfurizer spray head 3, the arrangement discharges precipitates generated after reaction of the desulfurizer and waste gas through the slurry discharging pump 9, the desulfurizer can be recycled in the absorption tower 1 through the circulating pump 7 and the circulating pipe 8, the outer end face of a first motor 11 is fixedly connected with a first fixing rod 10, the first fixing rod 10 is fixedly connected with the inner wall face of an exhaust chimney 6, the outer end face of a planetary reducer 14 is fixedly connected with a second fixing rod 15, the second fixing rod 15 is fixedly connected with the inner wall face of the exhaust chimney 6, and the arrangement fixes the position of the, the position of the planetary reducer 14 in the exhaust chimney 6 is fixed through a second fixing rod 15, the inner side of the absorption tower 1 is slidably connected with mesh plates 22, the mesh plates 22 are arranged below the desulfurizer spray head 3, the number of the mesh plates 22 is 2, the mesh plates 22 are arranged up and down, sliding rods 20 are fixedly connected between the mesh plates 22 on the upper side and the lower side, the sliding rods 20 are arranged in bilateral symmetry, fixing blocks 17 are arranged between the mesh plates 22 on the upper side and the lower side, the sliding rods 20 are slidably connected with the inner side of the sliding rods 20, the arrangement enables the desulfurizer spray head 3 to intercept partial desulfurizer after spraying the desulfurizer, so that waste gas can more fully react with the desulfurizer, the inner side of the fixing block 17 is fixedly connected with a second motor 18, the tail end of a main shaft of the second motor 18 is fixedly connected with a plate gear 19, the inner side of the sliding rods 20 is provided with a tooth groove, the plate gear 19 is meshed with the sliding rods 20, the outside of slide bar 20 is provided with spring 21, the top of spring 21 and the reticular lamina 22 that is located the top are fixed connection, the bottom of spring 21 and the top fixed connection of fixed block 17, this kind of setting passes through the rotation of board gear 19 when board gear 19 and reticular lamina 22 mesh, can drive slide bar 20 and reticular lamina 22 and slide downwards, when board gear 19 and reticular lamina 22 do not mesh, through the elasticity of spring 21, make slide bar 20 and reticular lamina 22 upwards slide, the perforation has been seted up to the inboard of chimney hood 16, and perforation evenly distributed is in the inboard of chimney hood 16, the perforation makes the perforation of the exhaust gas after handling can be even from the perforation in the chimney hood 16 and scatter into the air through the perforation.

The working process is as follows: the utility model supplies power through an external power supply before using, the device is controlled through a device internal control system, firstly, the absorption tower 1 is communicated with the exhaust port of the boiler, the exhaust gas of the boiler can enter the inner side of the absorption tower 1, the circulating pump 7 is started, the desulfurizing agent in the absorption tower 1 is pumped out by the circulating pump 7 and is transported to the desulfurizing agent spray head 3 through the circulating pipe 8, the desulfurizing agent can uniformly fall downwards in the absorption tower 1 through the desulfurizing agent spray head 3, when the desulfurizing agent contacts with the reticular plate 22, the reticular plate 22 can intercept part of the desulfurizing agent, the desulfurizing agent is kept on the reticular plate 22, when the exhaust gas of the boiler enters the inner side of the absorption tower 1, the exhaust gas can firstly contact with the desulfurizing agent falling in the absorption tower 1, the exhaust gas and the desulfurizing agent react with each other, when the exhaust gas gradually rises in the absorption tower 1, the reticular plate 22 can be passed, the waste gas and the desulfurizer intercepted by the mesh plate 22 further react, the waste gas can continuously move upwards, the denitration and the demisting of the waste gas are realized after passing through the ammonia absorption layer 4 and the demisting grid 5, the finally treated waste gas can enter the exhaust chimney 6 until the waste gas is discharged, when the waste gas passes through the mesh plate 22, the second motor 18 is started, the second motor 18 can drive the plate gear 19 to rotate, when the plate gear 19 is meshed with the sliding rod 20, the rotation of the plate gear 19 can drive the sliding rod 20 to move downwards, the sliding rod 20 can drive the mesh plate 22 to move downwards and compress the spring 21, when the plate gear 19 is not meshed with the sliding rod 20 any more, under the elasticity of the spring 21, the sliding rod 20 and the mesh plate 22 can be driven to slide upwards until the mesh plate 22 is reset, the mesh plate 22 can reciprocate upwards and downwards, when the mesh plate 22 reciprocates, the desulfurizer intercepted by the mesh plate 22 can be continuously replaced, thereby make things convenient for waste gas and desulfurizer further to contact, when the waste gas after handling is discharged from exhaust stack 6, start a motor 11, motor 11 drives flabellum 12 and rotates, make the waste gas after flabellum 12 will be handled flow in exhaust stack 6 fast, until the waste gas after handling is scattered into the air from the perforation of chimney cover 16 inboard, can make planetary reducer 14's main shaft rotate through connecting rod 13 when flabellum 12 rotates, planetary reducer 14 can drive chimney cover 16 and rotate, thereby make the waste gas after handling can be more even in the air of scattering, when no longer handling waste gas, can discharge the thick liquid that produces in the absorption tower 1 through fan pump 9.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waste heat boiler SOx/NOx control device of wasting discharge fast, includes absorption tower (1), its characterized in that: the waste gas exhaust flue gas purification device is characterized in that a waste gas inlet pipe (2) is communicated with the inner side of the left end of the absorption tower (1), a demisting grid (5), an ammonia absorption layer (4) and a desulfurizer spray head (3) are fixedly connected with the inner side of the absorption tower (1), the demisting grid (5), the ammonia absorption layer (4) and the desulfurizer spray head (3) are sequentially arranged from top to bottom, an exhaust flue pipe (6) is fixedly connected with the inner side of the top end of the absorption tower (1), a first motor (11) is arranged on the inner side of the bottom end of the exhaust flue pipe (6), fan blades (12) are fixedly connected with the tail ends of main shafts of the first motor (11), a connecting rod (13) is fixedly connected with the top end of each fan blade (12), a planetary speed reducer (14) is fixedly connected with the top end of each connecting rod (13), a flue pipe cover (16) is fixedly connected with the tail ends of the main shafts, and the exhaust chimney (6) and the chimney cover (16) are rotationally connected through a bearing.

2. The desulfurization and denitrification device for the waste heat boiler capable of discharging waste rapidly as claimed in claim 1, characterized in that: the left side of absorption tower (1) is provided with calandria pump (9), the input of calandria pump (9) and the bottom intercommunication of absorption tower (1), the right-hand member fixedly connected with circulating pump (7) of absorption tower (1), the input of circulating pump (7) and the right-hand member intercommunication of absorption tower (1), the output intercommunication of circulating pump (7) has circulating pipe (8), the right-hand member intercommunication of circulating pipe (8) and desulfurizer sprinkler head (3).

3. The desulfurization and denitrification device for the waste heat boiler capable of discharging waste rapidly as claimed in claim 1, characterized in that: the outer end face of the first motor (11) is fixedly connected with a first fixing rod (10), the first fixing rod (10) is fixedly connected with the inner wall face of the exhaust chimney (6), the outer end face of the planetary reducer (14) is fixedly connected with a second fixing rod (15), and the second fixing rod (15) is fixedly connected with the inner wall face of the exhaust chimney (6).

4. The desulfurization and denitrification device for the waste heat boiler capable of discharging waste rapidly as claimed in claim 1, characterized in that: the inboard sliding connection of absorption tower (1) has reticular plate (22), reticular plate (22) set up the below at desulfurizer sprinkler head (3), the quantity of reticular plate (22) is 2, sets up about being, is located both sides about being fixedly connected with slide bar (20) between reticular plate (22), slide bar (20) are bilateral symmetry and set up, are located both sides about being provided with fixed block (17) between reticular plate (22), slide bar (20) sliding connection is in the inboard of slide bar (20).

5. The desulfurization and denitrification device for the waste heat boiler capable of discharging waste rapidly as claimed in claim 4, characterized in that: inboard fixedly connected with second motor (18) of fixed block (17), the terminal fixedly connected with board gear (19) of main shaft of second motor (18), the tooth's socket has been seted up to the inboard of slide bar (20), board gear (19) pass through tooth's socket and slide bar (20) meshing, the outside of slide bar (20) is provided with spring (21), the top of spring (21) and netted board (22) fixed connection who is located the top, the bottom of spring (21) and the top fixed connection of fixed block (17).

6. The desulfurization and denitrification device for the waste heat boiler capable of discharging waste rapidly as claimed in claim 1, characterized in that: the inner side of the chimney cover (16) is provided with through holes, and the through holes are uniformly distributed on the inner side of the chimney cover (16).