CN214680572U - A whirl defogging device for flue gas is handled - Google Patents
A whirl defogging device for flue gas is handled Download PDFInfo
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- CN214680572U CN214680572U CN202022431659.6U CN202022431659U CN214680572U CN 214680572 U CN214680572 U CN 214680572U CN 202022431659 U CN202022431659 U CN 202022431659U CN 214680572 U CN214680572 U CN 214680572U
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- ring plate
- plate
- flue gas
- outer ring
- defogging device
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Abstract
The utility model relates to a cyclone defogging device for flue gas treatment, which comprises a middle ring plate, wherein an inner ring plate is fixed at the outer edge of the middle ring plate, an outer ring plate is arranged at the outer side of the inner ring plate, and a cyclone plate is arranged between the inner ring plate and the outer ring plate; can reach stable in structure, can effectively improve defogging efficiency, clear away the effect of droplet in the dust.
Description
Technical Field
The utility model relates to a flue gas purification technical field, a whirl defogging device for flue gas is handled specifically says so.
Background
The demister is used as an important part in desulfurization equipment, and has consistent approval on the stable demisting efficiency and good service life since the domestic application of wet desulphurization; the demister is mainly used for separating fog drop dust particles carried by flue gas, the desulfurized flue gas flows through the demister at a certain speed, the movement direction of the flue gas is rapidly and continuously changed, fog drops in the flue gas impact on demister blades to be trapped due to the action of centrifugal force and inertia, water flow formed by converging the fog drops falls into a slurry pool due to the action of gravity, gas-liquid separation is realized, and the flue gas flowing through the demister is discharged after meeting the demisting requirement;
the demister can be divided into two forms of a baffle plate and a cyclone plate from the working principle, often adopts a baffle plate type, can be divided into a flat plate type demister or a ridge type demister, and generally comprises an upper-lower two-stage demister (horizontal type or rhombic type) and a washing water system (comprising a pipeline, a valve, a nozzle and the like); the prior art has the defects that the demisting efficiency is low due to large flue gas load fluctuation, liquid drops are easy to carry, and the smoke dust emission exceeds the standard; therefore, how to overcome the above technical problems and disadvantages is a problem to be solved.
Disclosure of Invention
The invention aims to overcome the defects described in the background technology, thereby realizing a rotational flow demisting device which has stable structure, can effectively improve demisting efficiency and remove fog drops in smoke dust.
In order to achieve the purpose of the invention, the technical scheme of the utility model is as follows: the cyclone demisting device for flue gas treatment comprises a middle ring plate, wherein an inner ring plate is fixed at the outer edge of the middle ring plate, an outer ring plate is arranged on the outer side of the inner ring plate, and a cyclone plate is arranged between the inner ring plate and the outer ring plate.
Furthermore, the horizontal cross section of the rotational flow plate is a closed figure formed by two arc lines and two straight lines in a surrounding mode, the included angle of the two straight lines is 10 degrees, the rotational flow plate is obliquely arranged between the inner ring plate and the outer ring plate, the inner side circular arc of the rotational flow plate is attached to the outer wall of the inner ring plate, the outer side circular arc is attached to the inner wall of the outer ring plate, and the installation angle of the rotational flow plate and the plane where the middle ring plate is located are 22 degrees.
Furthermore, the middle ring plate is provided with support angle steel for supporting the middle ring plate and the inner ring plate, and the lower part of the outer ring plate is uniformly provided with I-shaped steel for installing the demisting device on the desulfurizing tower.
Furthermore, a collecting groove is arranged in the cavity of the outer ring plate, a water discharge ring plate is arranged at the lower part of the outer ring plate, a hole is arranged at the position opposite to the gap between the collecting groove and the rotational flow plate and used for collecting fog drops separated from the smoke dust, the collected fog drops are collected and then discharged through the water discharge ring plate,
furthermore, install the wash pipe in the cavity of outer crown plate, the wash pipe is connected with the washing water pump, installs the shower nozzle on the wash pipe, conveniently washes the whirl board, avoids the smoke and dust to pile up and takes place the jam.
The utility model discloses a whirl defogging device for flue gas is handled's beneficial effect:
1. the utility model discloses a whirl defogging device for flue gas is handled through changing the flue gas flow direction, utilizes centrifugal force to throw away the droplet in the flue gas, collects to outer crown plate pipeline in, sets up continuous whirl board, utilizes its continuous centrifugal action can reach the effect that improves separation efficiency.
2. The cyclone demisting device for flue gas treatment has the advantages that the cyclone plate has simple structure and easy manufacture, different materials can be selected for manufacture according to the properties of flue gas, and the application range is wide; the installation angle of whirl board blade is adjustable, can improve defogging dust collection efficiency according to the actual demand.
3. The utility model discloses a whirl defogging device for flue gas is handled, installation wash tube wash the whirl board, wash the smoke and dust of adhesion on the whirl board, avoid taking place to block up, and is very convenient.
Drawings
FIG. 1 is a schematic diagram of the cyclone demisting device for flue gas treatment according to the present invention;
FIG. 2 is a schematic cross-sectional view A-A of the swirling defogging device for treating flue gas according to the present invention;
FIG. 3 is a schematic view of a cyclone plate in the cyclone defogging device for flue gas treatment according to the present invention;
FIG. 4 is an enlarged schematic view of the left half of FIG. 2;
FIG. 5 is an enlarged schematic view of the right half of FIG. 2;
in the figure: 1-I-shaped steel, 2-drainage ring plates, 3-outer ring plates, 4-cyclone plates, 5-middle ring plates, 6-inner ring plates and 7-support angle steel.
Detailed Description
The cyclone defogging device for flue gas treatment of the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.
Referring to fig. 1-3, the swirling defogging device for flue gas treatment of the embodiment has a stable structure, can effectively improve defogging efficiency, and can remove fog droplets in flue gas, and mainly includes a middle ring plate 5, an inner ring plate 6 is fixed on the outer edge of the middle ring plate 5, a support angle steel 7 is arranged on the middle ring plate 5 for supporting the middle ring plate 5 and the inner ring plate 6, an outer ring plate 3 is arranged on the outer side of the inner ring plate 6, i-shaped steel 1 is uniformly arranged on the lower portion of the outer ring plate 3 for mounting the defogging device on a desulfurization tower, a swirling plate 4 is arranged between the inner ring plate 6 and the outer ring plate 3, the horizontal cross section of the swirling plate 4 is a closed figure formed by two arcs and two straight lines, the included angle of the two straight lines is 10 degrees, the swirling plate 4 is obliquely arranged between the inner ring plate 6 and the outer ring plate 3, the inner arc of the swirling plate 4 is attached to the outer wall of the inner ring plate 6, the outer circular arc is laminated with 3 inner walls of outer ring plate, and the installation angle of whirl plate 4 is 22 with well crown plate 5 place plane, be provided with collecting vat 8 in the cavity of outer ring plate 3, outer ring plate 3 lower part is provided with drainage crown plate 2, and the gap between collecting vat 8 and whirl plate 4 is located relatively and is seted up porosely for collect the droplet that separates out with in the smoke and dust, the droplet of collecting collects the back and discharges through drainage crown plate 2, install flushing pipe 9 in the cavity of outer ring plate 3, flushing pipe 9 is connected with the washing water pump, installs the shower nozzle on the flushing pipe, conveniently washes the whirl plate, avoids the smoke and dust to pile up and takes place the jam.
During installation:
1) a desulfurization tower body: designing a proper flow speed according to the flow of the flue gas, and determining the diameter of the tower body;
2) manufacturing a swirl plate: calculating the size of a rotational flow plate according to the diameter of the tower body, selecting the material of the rotational flow plate according to the properties of the flue gas, and lofting, processing and manufacturing;
3) installing a vortex plate demister: fixing the rotational flow plate on the inner wall of the desulfurizing tower;
4) the swirl plate demister is washed and installed: installing a flushing water pipeline and a flushing water pump;
5) debugging the demister to run and wash two working conditions.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, whether direct or indirect.
The exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the specific embodiments without departing from the concept of the present invention, and various combinations of the technical features and structures of the present invention may be implemented without departing from the scope of the present invention.
Claims (3)
1. The utility model provides a whirl defogging device for flue gas is handled, includes well crown plate, its characterized in that: the outer edge of the middle ring plate is fixedly provided with an inner ring plate, the outer side of the inner ring plate is provided with an outer ring plate, a spiral-flow plate is arranged between the inner ring plate and the outer ring plate, the horizontal cross section of the spiral-flow plate is a closed pattern formed by two arcs and two straight lines in a surrounding mode, the included angle of the two straight lines is 10 degrees, a collecting groove is arranged in a cavity of the outer ring plate, a drainage ring plate is arranged on the lower portion of the outer ring plate, and a hole is formed in the position, opposite to the gap, of the collecting groove and the spiral-flow plate.
2. The swirling defogging device for treating a flue gas as recited in claim 1, wherein: and the middle ring plate is provided with support angle steel, and the lower part of the outer ring plate is uniformly provided with I-shaped steel.
3. The swirling defogging device for treating a flue gas as recited in claim 1, wherein: and a flushing pipeline is arranged in the cavity of the outer ring plate, the flushing pipeline is connected with a flushing water pump, and a spray head is arranged on the flushing pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431659.6U CN214680572U (en) | 2020-10-28 | 2020-10-28 | A whirl defogging device for flue gas is handled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431659.6U CN214680572U (en) | 2020-10-28 | 2020-10-28 | A whirl defogging device for flue gas is handled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214680572U true CN214680572U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022431659.6U Active CN214680572U (en) | 2020-10-28 | 2020-10-28 | A whirl defogging device for flue gas is handled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214680572U (en) |
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2020
- 2020-10-28 CN CN202022431659.6U patent/CN214680572U/en active Active
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