CN217431107U - Flue dust fall precipitation equipment - Google Patents

Abstract

The utility model provides a flue dust fall precipitation equipment installs between environmental protection equipment export and chimney, include: the device comprises a device body, wherein a baffle for retaining water and dust is arranged in the device body, a flue gas inlet is formed in one side of the device body, and the baffle is obliquely arranged at the flue gas inlet; a sewage discharge sub-pipe is arranged on the baffle plate, a water collecting skylight is arranged on the upper wall of the sewage discharge sub-pipe, and pollutants on the baffle plate enter the sewage discharge sub-pipe through the water collecting skylight; the device body is provided with a smoke outlet, and the smoke outlet is connected with the chimney. The utility model discloses a flue dust fall precipitation equipment simple structure, convenient to use can effectively reduce the moisture dust content in the flue gas to guarantee that the fume emission is up to standard, prevent that it from causing the pollution to the environment.

Description

Flue dust fall precipitation equipment

Technical Field

The utility model relates to a boiler environmental protection equipment technical field particularly, relates to a flue dust fall precipitation equipment.

Background

The existing industrial boiler adopts wet desulphurization for desulphurization, adopts water curtain for dedusting, adopts reduction method atomization in the boiler for denitration, and has the advantages of high dust content and water content of flue gas treated by the processes, unstable equipment operation, and excessive standard of flue gas pollutant data and certain pollution to the environment.

In view of this, the present invention is especially provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue dust fall precipitation equipment, this equipment setting are between environmental protection equipment export and chimney, can carry out slight dust removal dewatering to the tail gas after environmental protection equipment handles and handle to make exhaust emissions up to standard, prevent that it from causing the pollution to the environment.

In order to realize the above purpose of the utility model, the following technical scheme is adopted:

the utility model provides a flue dust fall precipitation equipment installs between environmental protection equipment export and chimney, include: the device comprises a device body, wherein a baffle for retaining water and dust is arranged in the device body, a flue gas inlet is formed in one side of the device body, and the baffle is obliquely arranged at the flue gas inlet; a sewage discharge sub-pipe is arranged on the baffle plate, a water collecting skylight is arranged on the upper wall of the sewage discharge sub-pipe, and pollutants on the baffle plate enter the sewage discharge sub-pipe through the water collecting skylight; the device body is provided with a smoke outlet, and the smoke outlet is connected with the chimney.

In the prior art, wet desulphurization is adopted for industrial boiler desulphurization, water curtain dedusting is adopted for dedusting, and reduction atomization in a furnace is adopted for denitration, so that the dust content and the water content of flue gas treated by the processes are high, and the flue gas pollutant data exceeds the standard due to unstable equipment operation, thereby causing certain pollution to the environment.

In order to solve the technical problem, the utility model provides a flue dust-settling and water-lowering device which is arranged between an outlet of an environment-friendly device and a chimney, and is convenient to install; this internal baffle that sets up of equipment, during the use, behind water and the particulate matter collision baffle in the flue gas, gather into big particulate matter, along with the gravity gliding to in collecting skylight through blowdown subduct collects the blowdown subduct, thereby reduced flue gas dustiness and water content, effectively prevented the pollution of flue gas to the environment.

Preferably, the number of the sewage discharge sub-pipes is multiple, and the multiple sewage discharge sub-pipes are uniformly arranged from top to bottom. Set up a plurality of blowdown subducts and can improve collection efficiency, and then effectively reduce the dust-laden water content in the flue gas.

Preferably, a main sewage discharge pipe is arranged on the outer side of the equipment body, and the sub sewage discharge pipe penetrates through the side wall of the equipment body and is connected with the main sewage discharge pipe; and a sewage tank is arranged at the bottom of the sewage discharge main pipe. When the sewage and particulate matter draining device is used, sewage and particulate matter in the sewage draining sub-pipe flow into a sewage pool through the sewage draining main pipe.

Preferably, the sewage discharging sub-pipe is arranged in a downward inclination direction close to the sewage discharging main pipe. The arrangement is convenient for discharging sewage in the sewage discharge sub-pipe.

Preferably, a nozzle for flushing the interior of the sewage discharge sub-pipe is arranged above the sewage discharge sub-pipe. The nozzle is arranged to clean the sewage discharge sub-pipe regularly, so that the sewage and particles are prevented from corroding and blocking the sewage discharge sub-pipe, and the service life of the equipment is prolonged.

Preferably, the baffle is arranged obliquely outwards from top to bottom.

Preferably, the baffles are arranged obliquely inwards from top to bottom.

Therefore, the baffle is obliquely arranged to change the direction of the flue gas and improve the efficiency of dust settling and precipitation.

Preferably, the angle between the baffle and the vertical direction is 15 degrees.

Preferably, the angle between the sewage discharge sub-pipe and the horizontal direction is 30 degrees.

Preferably, the baffle is composed of a plurality of angle steels. The baffle is formed by the angle steels, and the sewage collection efficiency can be improved by utilizing the triangular structures of the angle steels.

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

(1) the flue dust-settling precipitation equipment of the utility model can effectively reduce the dust content and the water content in the flue gas by setting the baffle plate to separate the water and the particulate matters in the flue gas, thereby effectively preventing the pollution of the flue gas to the environment;

(2) by arranging the blowdown sub-pipe, the sewage and large particles aggregated by the particles on the baffle can be collected, so that the sewage and the particles in the flue gas can be conveniently removed;

(3) through setting up the female pipe of blowdown and linking to each other with the blowdown subduct, the discharge of sewage and particulate matter in the blowdown subduct of being convenient for can effectively improve the holistic blowdown efficiency of equipment. Preventing sewage and particles from accumulating in the sewage discharge sub-pipe.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural view of a flue dust settling and precipitation device provided by an embodiment of the present invention;

FIG. 2 is an enlarged partial view of portion B of FIG. 1;

fig. 3 is a schematic view of an internal structure of a flue dust settling and precipitation device provided by an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a baffle according to an embodiment of the present invention;

wherein:

1-an equipment body; 2-a flue gas inlet;

3-a flue gas outlet; 4-a baffle plate;

5-a sewage discharge sub-pipe; 6-a sewage discharge main pipe;

7-a sewage tank; 8-a nozzle;

9-a water collecting skylight.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. 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. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.

Example 1

Referring to fig. 1-4, the present embodiment provides a flue dust fall precipitation apparatus, which is installed between an outlet of an environmental protection apparatus and a chimney, and includes: the device comprises a device body 1, wherein a baffle 4 for blocking water and dust is arranged in the device body 1, a flue gas inlet 2 is arranged on one side of the device body 1, and the baffle 4 is obliquely arranged at the flue gas inlet 2; a sewage discharge sub-pipe 5 is arranged on the baffle 4, a water collecting skylight 9 is arranged on the upper wall of the sewage discharge sub-pipe 5, and pollutants on the baffle 4 enter the sewage discharge sub-pipe 5 through the water collecting skylight 9; the device body 1 is provided with a flue gas outlet 3, and the flue gas outlet 3 is connected with a chimney. In actual use, the baffle 4 is inclined from top to bottom and is arranged outwards or from top to bottom and is arranged inwards. In this embodiment, the baffle 4 is disposed obliquely inward from top to bottom. The baffle 4 forms an angle of 15 ° with the vertical.

The number of the sewage subsubes 5 may be one or more, and when the number of the sewage subsubes 5 is one, it is disposed at the lowermost portion of the baffle 4. When the number of the sewage discharging sub-pipes 5 is multiple, the multiple sewage discharging sub-pipes 5 are uniformly arranged from top to bottom. In this embodiment, the number of the sewage subsubes 5 is four.

In this embodiment, the sectional area of the apparatus body 1 is 2 times of the sectional area of the chimney, and the height of the apparatus body is 2.5 times of the diameter of the chimney.

Continuing to refer to fig. 3, a main sewage drainage pipe 6 is arranged outside the equipment body 1, and a sub sewage drainage pipe 5 penetrates through the side wall of the equipment body 1 and is connected with the main sewage drainage pipe 6; a sewage pool 7 is arranged at the bottom of the sewage discharging main pipe 6. Specifically, the sewage discharging sub-pipe 5 is arranged in a downward inclination direction close to the sewage discharging main pipe 6. The angle between the sewage discharge sub-pipe 5 and the horizontal direction is 30 degrees. When in use, sewage and particles in the sewage discharging sub-pipe 5 flow into the sewage pool 7 through the sewage discharging main pipe 6.

As shown in fig. 2, a nozzle 8 for washing the inside of the soil exhaust sub-pipe 5 is installed above the soil exhaust sub-pipe 5. Set up nozzle 8 and can regularly wash blowdown sub-pipe 5, prevent that sewage and particulate matter from causing the corruption to blowdown sub-pipe 5, improve equipment life.

As shown in fig. 4, the baffle 4 is composed of a plurality of angle irons. Baffle 4 is formed through a plurality of angle steels, utilizes the triangle-shaped structure of angle steel, can improve sewage collection efficiency.

The flue dust fall precipitation equipment of this embodiment theory of use as follows: when smoke containing smoke dust and sewage collides with the baffle 4, the water-containing dust particles agglomerate and fall on the baffle 4, the mass is increased along with the aggregation, the agglomerates are under the action of gravity and slide into the sewage discharge sub-pipe 5 through the water collection skylight 9, the sewage discharge sub-pipe 5 inclines downwards along the direction close to the sewage discharge main pipe 6, the agglomerates are washed by the nozzle 8 and then are washed into the sewage discharge main pipe 6, the sewage discharge main pipe 6 is a smoke dust and sewage discharge device, after the sewage and the smoke dust particles are discharged, the pollutants are collected, the concentrations of the particles and the sewage in the smoke are reduced, and therefore the purpose of environment-friendly discharge is achieved.

In a word, the utility model discloses a flue dust fall precipitation equipment simple structure, convenient to use can effectively reduce the moisture dust content in the flue gas to guarantee that the fume emission is up to standard, prevent that it from causing the pollution to the environment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a flue dust fall precipitation equipment which characterized in that installs between environmental protection equipment export and chimney, includes: the device comprises a device body, wherein a baffle for retaining water and dust is arranged in the device body, a flue gas inlet is formed in one side of the device body, and the baffle is obliquely arranged at the flue gas inlet; a sewage discharge sub-pipe is arranged on the baffle plate, a water collecting skylight is arranged on the upper wall of the sewage discharge sub-pipe, and pollutants on the baffle plate enter the sewage discharge sub-pipe through the water collecting skylight; the device body is provided with a smoke outlet, and the smoke outlet is connected with the chimney.

2. The flue dust reduction equipment of claim 1, wherein the number of the blowdown sub-pipes is multiple, and the multiple blowdown sub-pipes are uniformly arranged from top to bottom.

3. The flue dust-settling and water-reducing equipment as claimed in claim 1, wherein a main blowdown pipe is arranged outside the equipment body, and the sub blowdown pipe penetrates through the side wall of the equipment body and is connected with the main blowdown pipe; and a sewage tank is arranged at the bottom of the sewage discharge main pipe.

4. The flue dust reduction equipment of claim 3, wherein the blowdown sub-pipe is inclined downwardly in a direction adjacent to the blowdown header pipe.

5. The flue dust reduction equipment of claim 1, wherein a nozzle for flushing the interior of the blowdown subduct is mounted above the blowdown subduct.

6. The flue dust fall precipitation apparatus of claim 1, wherein the baffle is disposed obliquely outward from top to bottom.

7. The dustfall precipitation apparatus according to claim 1, wherein said baffle is inwardly disposed from upper to lower inclination.

8. The flue dust fall precipitation apparatus of claim 6 or 7, wherein the baffle is angled at 15 ° from vertical.

9. The flue dust settling and water reducing apparatus of claim 4 wherein the angle of the blowdown sub-pipe to the horizontal is 30 °.

10. The flue dust fall precipitation apparatus of claim 1, wherein the baffle is comprised of a plurality of angle irons.

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