CN210496826U

CN210496826U - Wet-type electric dust remover for boiler flue gas

Info

Publication number: CN210496826U
Application number: CN201921385963.2U
Authority: CN
Inventors: 彭德杰; 纪永; 何佳维; 许敏; 马兰
Original assignee: Jiangsu Fengrun Environmental Protection Technology Co Ltd
Current assignee: Jiangsu Fengrun Environmental Protection Technology Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-12
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a wet-type electrostatic precipitator for boiler flue gas relates to wet-type electrostatic precipitator technical field, including lower set casing, set casing in the top fixedly connected with of set casing down, the set casing is gone up to the top fixedly connected with of well set casing, the inside fixedly connected with shunt tubes of going up the set casing, the bottom fixedly connected with output tube of shunt tubes, the bottom of output tube is equipped with spray mechanism, the top outside of set casing and well set casing is all seted up flutedly down, the equal fixedly connected with in the bottom outside of well set casing and last set casing is protruding. The utility model discloses a divide into down set casing, well set casing, go up the set casing triplex with the dust remover, utilize the hasp again and fix it, not only made things convenient for the production and the equipment of dust remover, when a certain mechanism breaks down inside the dust remover moreover, also conveniently take off the set casing that corresponds and maintain or change, improved the practicality of device.

Description

Wet-type electric dust remover for boiler flue gas

Technical Field

The utility model relates to a wet-type electrostatic precipitator technical field specifically is a wet-type electrostatic precipitator for boiler flue gas.

Background

The wet electric dust collector is a new dust-collecting equipment for treating gas containing trace dust and microparticles, mainly used for removing harmful substances of dust, acid mist, water drops, aerosol, stink, PM2.5 and the like in moisture-containing gas, and is an ideal equipment for treating atmospheric dust pollution. The wet electric dust remover is generally called WESP for short, and the basic principle of dust removal is the same as that of the dry electric dust remover, and the wet electric dust remover is subjected to three stages of charging, collecting and dust removal.

At present, the inconvenient maintenance or the change of internal mechanism of current wet-type electrostatic precipitator influences work efficiency to the scope of spraying of rivers is little, and dust removal effect is poor, is unfavorable for using widely.

Therefore, it is necessary to invent a wet type electric precipitator for boiler flue gas to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wet-type electrostatic precipitator for boiler flue gas to solve the inconvenient problem of maintaining or changing and dust removal effect difference to the internal mechanism of the current wet-type electrostatic precipitator who proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a wet-type electric dust collector for boiler flue gas, which comprises a lower fixed shell, wherein the top end of the lower fixed shell is fixedly connected with a middle fixed shell, the top end of the middle fixed shell is fixedly connected with an upper fixed shell, the top end of the upper fixed shell is fixedly connected with an exhaust pipe, the bottom of the lower fixed shell is fixedly connected with a slag discharge pipe, the bottom end of one side of the lower fixed shell is fixedly connected with an air inlet pipe, the interior of the upper fixing shell is fixedly connected with a shunt tube, the bottom of the shunt tube is fixedly connected with an output tube, the bottom end of the output pipe is provided with a spraying mechanism, the outer sides of the top ends of the lower fixed shell and the middle fixed shell are both provided with grooves, the outer sides of the bottom ends of the middle fixed shell and the upper fixed shell are fixedly connected with bulges, a first lock catch is fixedly connected between the lower fixed shell and the middle fixed shell, and a second lock catch is fixedly connected between the middle fixed shell and the upper fixed shell;

the spraying mechanism comprises a mounting ring and a spray head, the top end of the mounting ring is rotatably connected with the output pipe through a sealing bearing, the inside of the mounting ring is fixedly connected with a turbine, and the turbine is located below the output pipe.

Optionally, the inside fixedly connected with dust pocket mount pad of set casing down, the bottom fixedly connected with dust pocket of dust pocket mount pad.

Optionally, the inside of the middle fixing shell is fixedly connected with an anode system and a cathode system.

Optionally, one end of the shunt tube is fixedly connected with an input tube, and one end of the input tube penetrates through the lower fixing shell and is communicated with an external water source.

Optionally, the groove on the lower fixing shell is matched with the protrusion on the middle fixing shell, and the groove on the middle fixing shell is matched with the protrusion on the upper fixing shell.

Optionally, the joints between the lower fixing shell, the middle fixing shell and the upper fixing shell are all provided with sealing rings.

Optionally, the nozzle is fixedly connected to the bottom of the mounting ring, and a nozzle hole is formed in the surface of the nozzle.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a divide into down set casing, well set casing, go up the set casing triplex with the dust remover, utilize the hasp again and fix it, not only made things convenient for the production and the equipment of dust remover, when a certain mechanism breaks down inside the dust remover moreover, also conveniently take off the set casing that corresponds and maintain or change, improved the practicality of device.

2. The utility model discloses a cooperation setting between output tube, collar, turbine and the sealed bearing can utilize rivers to make spraying mechanism rotate, has increased the scope of spraying of rivers, can omnidirectional remove dust, has improved dust collection efficiency.

Drawings

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

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

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic sectional view of the spraying mechanism of the present invention.

In the figure: 1. a lower stationary shell; 2. a middle fixed shell; 3. an upper stationary shell; 4. a slag discharge pipe; 5. an air inlet pipe; 6. an exhaust pipe; 7. a dust bag mounting seat; 8. a dust removal bag; 9. an anode system; 10. a cathode system; 11. a shunt tube; 12. an output pipe; 13. a spraying mechanism; 14. a protrusion; 15. a groove; 16. a seal ring; 17. a first lock catch; 18. a second lock catch; 19. a mounting ring; 20. a spray head; 21. a turbine; 22. sealing the bearing; 23. an input tube.

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.

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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and 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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The utility model provides a wet-type electric precipitator for boiler flue gas as shown in figures 1-4, which is shown by figures 1, 2 and 3 and comprises a lower fixed shell 1, a middle fixed shell 2 fixedly connected to the top end of the lower fixed shell 1, an upper fixed shell 3 fixedly connected to the top end of the middle fixed shell 2, an exhaust pipe 6 fixedly connected to the top end of the upper fixed shell 3, a slag discharge pipe 4 fixedly connected to the bottom of the lower fixed shell 1, an air inlet pipe 5 fixedly connected to the bottom end of one side of the lower fixed shell 1, a dust bag mounting seat 7 fixedly connected to the inside of the lower fixed shell 1, a dust bag 8 fixedly connected to the bottom end of the dust bag mounting seat 7, an anode system 9 and a cathode system 10 fixedly connected to the inside of the middle fixed shell 2, a shunt pipe 11 fixedly connected to the inside of the upper fixed shell 3, an output pipe 12 fixedly connected to the bottom of the shunt pipe 11, a spraying mechanism, one end of the shunt tube 11 is fixedly connected with an input tube 23, one end of the input tube 23 penetrates through the lower fixed shell 1 and is communicated with an external water source, the outer sides of the top ends of the lower fixed shell 1 and the middle fixed shell 2 are respectively provided with a groove 15, the outer sides of the bottom ends of the middle fixed shell 2 and the upper fixed shell 3 are respectively fixedly connected with a bulge 14, the groove 15 on the lower fixed shell 1 is matched with the bulge 14 on the middle fixed shell 2, the groove 15 on the middle fixed shell 2 is matched with the bulge 14 on the upper fixed shell 3, a first lock catch 17 is fixedly connected between the lower fixed shell 1 and the middle fixed shell 2, a second lock catch 18 is fixedly connected between the middle fixed shell 2 and the upper fixed shell 3, the joints among the lower fixed shell 1, the middle fixed shell 2 and the upper fixed shell 3 are respectively provided with a seal ring 16, the dust remover is divided into a lower fixed shell 1, a middle fixed shell 2 and an upper fixed shell 3 and, the production and the assembly of the dust remover are facilitated, and when a certain mechanism in the dust remover breaks down, the corresponding fixed shell is conveniently taken down for maintenance or replacement, so that the practicability of the device is improved;

as shown in fig. 4, the spraying mechanism 13 includes a mounting ring 19 and a nozzle 20, the nozzle 20 is fixedly connected to the bottom of the mounting ring 19, the nozzle hole has been opened on the surface of the nozzle 20, the top end of the mounting ring 19 is rotatably connected with the output pipe 12 through a sealing bearing 22, the inside fixedly connected with turbine 21 of the mounting ring 19, the turbine 21 is located below the output pipe 12, through the output pipe 12, the mounting ring 19, the turbine 21 and the sealing bearing 22 are matched, the spraying mechanism 13 can be rotated by water flow, the spraying range of the water flow is increased, the dust can be removed in an all-round manner, and the dust removal efficiency is improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

This practical theory of operation: when the boiler is used, boiler smoke is introduced from the air inlet pipe 5, the smoke enters the lower fixed shell 1 and then is subjected to primary dust removal by the dust removal bag 8, the smoke rises to the middle fixed shell 2 and is subjected to secondary dust removal by the anode system 9 and the cathode system 10, the smoke continues to rise to the upper fixed shell 3, the water is sprayed by the spraying mechanism 13 for carrying out tertiary dust removal, a water source is introduced from the input pipe 23, the water source enters the output pipe 12 through the shunt pipe 11, the water flow sprayed out of the output pipe 12 impacts the turbine 21 to drive the turbine 21 to rotate, the turbine 21 drives the mounting ring 19 and the spray head 20 to rotate for spraying, and finally the smoke is discharged from the exhaust pipe 6, when internal elements are in fault, the first lock catch 17 and the second lock catch 18 can be opened respectively, the lower fixed shell 1, the middle fixed shell 2 and the upper fixed shell 3 are disassembled, corresponding mechanisms are maintained or replaced, and then the lower fixed shell 1 is replaced, The middle fixing case 2 and the upper fixing case 3 are assembled and locked with the first locking catch 17 and the second locking catch 18.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a wet-type electrostatic precipitator for boiler flue gas, includes down set casing (1), its characterized in that: the top end of the lower fixed shell (1) is fixedly connected with a middle fixed shell (2), the top end of the middle fixed shell (2) is fixedly connected with an upper fixed shell (3), the top end of the upper fixed shell (3) is fixedly connected with an exhaust pipe (6), the bottom of the lower fixed shell (1) is fixedly connected with a deslagging pipe (4), one bottom end of the lower fixed shell (1) is fixedly connected with an air inlet pipe (5), the inner part of the upper fixed shell (3) is fixedly connected with a shunt pipe (11), the bottom of the shunt pipe (11) is fixedly connected with an output pipe (12), the bottom of the output pipe (12) is provided with a spraying mechanism (13), the top outer sides of the lower fixed shell (1) and the middle fixed shell (2) are respectively provided with a groove (15), and the bottom outer sides of the middle fixed shell (2) and the upper fixed shell (3) are respectively fixedly connected with, a first lock catch (17) is fixedly connected between the lower fixed shell (1) and the middle fixed shell (2), and a second lock catch (18) is fixedly connected between the middle fixed shell (2) and the upper fixed shell (3);

spray mechanism (13) are including collar (19) and shower nozzle (20), the top of collar (19) is passed through sealed bearing (22) and is rotated with output tube (12) and be connected, the inside fixedly connected with turbine (21) of collar (19), turbine (21) are located the below of output tube (12).

2. The wet electric dust collector for boiler flue gas of claim 1, wherein:

the inside fixedly connected with dust bag mount pad (7) of epitheca (1) down, the bottom fixedly connected with dust bag (8) of dust bag mount pad (7).

3. The wet electric dust collector for boiler flue gas of claim 1, wherein:

the interior of the middle fixed shell (2) is fixedly connected with an anode system (9) and a cathode system (10).

4. The wet electric dust collector for boiler flue gas of claim 1, wherein:

one end of the shunt pipe (11) is fixedly connected with an input pipe (23), and one end of the input pipe (23) penetrates through the lower fixing shell (1) and is communicated with an external water source.

5. The wet electric dust collector for boiler flue gas of claim 1, wherein:

a groove (15) on the lower fixing shell (1) is matched with a protrusion (14) on the middle fixing shell (2), and the groove (15) on the middle fixing shell (2) is matched with the protrusion (14) on the upper fixing shell (3).

6. The wet electric dust collector for boiler flue gas of claim 1, wherein:

and sealing rings (16) are arranged at the joints among the lower fixed shell (1), the middle fixed shell (2) and the upper fixed shell (3).

7. The wet electric dust collector for boiler flue gas of claim 1, wherein:

the spray head (20) is fixedly connected to the bottom of the mounting ring (19), and spray holes are formed in the surface of the spray head (20).