CN216062584U - Boiler water film dust remover - Google Patents

Abstract

The utility model discloses a novel boiler water film dust remover which comprises a gravity settling chamber, a fireproof pipeline, a box body and a dryer. The gravity settling chamber is connected with the box body through a fireproof pipeline, and a condensing device, a plurality of guide plates and a rotary spray head are arranged in the box body. The condensing unit is arranged at the upper part in the box body, a plurality of guide plates are arranged below the condensing unit, a plurality of inclined holes are arranged on the plate body of each guide plate, and a spray head is arranged on the lower surface of each guide plate. And a rotary spray head is arranged below the guide plate and at the bottom of the box body. Compared with the existing boiler water film dust remover, the utility model has the advantages that: the dust removal device has the advantages of low manufacturing cost, convenience in installation, simplicity and convenience in operation management, good dust removal effect and good safety.

Description

Boiler water film dust remover

Technical Field

The utility model relates to the technical field of dust removal equipment, in particular to a boiler water film dust remover.

Background

Can produce a large amount of smoke and dust during the boiler uses, if direct emission is very serious to atmospheric pollution, present water film deduster is applied to the boiler as dust treatment device because of the cost of manufacture is low often, some water film dedusters are direct let in a large amount of dust aquatic, the dust air current has partly can get into in the water, the dust is met water and is moistened, melt and immerse in the aquatic, but always have in some dust can not get into the water, such clearance effect is just not fine.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel boiler water film dust remover which can effectively perform grading treatment and has a good dust removing effect.

In order to achieve the purpose, the utility model provides a boiler water film dust remover which comprises a gravity settling chamber and a box body, wherein the gravity settling chamber is a hollow cavity and is provided with an air inlet and an air outlet, a spraying device is arranged in the gravity settling chamber, the air outlet of the gravity settling chamber is connected with one end of a fireproof pipeline, the other end of the fireproof pipeline is connected with the box body, an axial flow fan is arranged at the position, close to the connection part of the box body and the fireproof pipeline, and the axial flow fan is communicated with the fireproof pipeline.

The box body comprises: the condensing device is arranged above the inside of the box body; the guide plates are arranged in the box body and positioned below the condensing device, the guide plates are arranged in an inclined and staggered manner, each guide plate has a certain thickness, a plurality of inclined holes inclined towards the inner wall direction of the box body are formed in the plate body of each guide plate, and a spray head is arranged on the lower surface of each guide plate; and the rotary spray head is arranged at the bottom of the box body and is positioned below the flow guide plate.

Preferably, in the above technical scheme, be equipped with a plurality of fender heavy boards in the gravity settling chamber, it is a plurality of keep off heavy board and be staggered arrangement setting from top to bottom, keep off heavy board surface mounting have a water pipe, be equipped with a plurality ofly on the water pipe atomizer.

Preferably, in the above technical scheme, a water pipe is installed at the top of the gravity settling chamber, and a plurality of spraying devices are arranged on the water pipe.

Preferably, in the above technical solution, the spraying apparatus includes: the spraying device comprises a spraying main body, a spraying nozzle and a spraying nozzle, wherein the spraying main body is a hollow cylinder which is provided with a through hole; the top cover is an arched top cover and is arranged on the upper surface of the spraying main body, the upper end surface of the arched top cover is provided with a threaded through hole, and two sides of the arched top cover are provided with clamping grooves which are arranged on one straight line; and the hole spraying pipe is arranged at the through hole on the upper part of the spraying cylinder body, is provided with two step shaft sections and corresponds to the clamping grooves on the two sides of the top cover, and is provided with a spraying hole.

Preferably, in the above technical solution, the condensing device includes: the fence framework is provided with fences at the top and the bottom, and the side surface is a metal surface which is provided with a through hole; and the serpentine pipeline is arranged in the fence frame, flowing cooling liquid is arranged in the serpentine pipeline, and the inlets and the outlets of the plurality of rows of serpentine pipelines are arranged at the through hole of the metal surface.

Preferably, in the above technical scheme, a plurality of guide plate up end is equipped with the antiseized layer of metal.

Preferably, in the above technical solution, a dust concentration detector and a second sewage drain outlet are arranged outside the box body.

Preferably, in the above technical solution, the rotary nozzle includes: the shower nozzle body is a cylinder, a water inlet is arranged below the shower nozzle body, a water inlet channel communicated with the water inlet is arranged in the shower nozzle body, a plurality of nozzles are uniformly distributed on the shower nozzle body, and the plurality of nozzles are communicated with the water inlet channel of the shower nozzle body; the spray head top cover is arranged at the top end of the spray head main body, and a plurality of water line grooves are formed in the surface of the top cover; the connecting cylinder is arranged at the lower end of the sprayer body, the connecting cylinder is of a hollow cylinder structure, and a water inlet is formed in the lower end of the connecting cylinder; the rotating base is a hollow rotating platform, and the connecting cylinder is arranged on the hollow rotating platform; the hollow rotary platform drives the connection driving to rotate so as to drive the spray head main body to rotate.

Preferably, in the above technical solution, the rotary nozzle further includes: the filter cylinder, it is located the shower nozzle main part with connect between the cylinder, the filter cylinder is hollow cylinder, filter cylinder hollow cavity with the inhalant canal of shower nozzle main part and the corresponding setting of cavity of rotating base, be equipped with the filter screen in the cavity of filter cylinder.

Preferably, in the above technical solution, the air dryer is disposed at one side of the box body and connected to the box body by a duct.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the dust is treated in two parts in a grading manner, so that the effect of cleaning the dust in the boiler is improved.

2. According to the utility model, the spraying device arranged in the gravity settling chamber can not only clean off a part of large-particle dust, but also provide necessary steam for the next step for condensation, and also reduce the temperature when high-temperature dust is introduced, thereby preventing explosion to a certain extent.

3. In the utility model, the guide plate is provided with the inclined hole to divide the water dripping amount of the condensing device, so that the water flow rate formed by dripping water drops on the condensing device and accumulating on the condensing device is effectively prevented from being overlarge, and when the water drops flow to the next layer of guide plate, overlarge water flow is formed to influence the flow of unpurified dust, and the dust is effectively prevented from accumulating between the condensing device and the guide plate.

4. In the utility model, the spray heads are arranged below the guide plates, so that a plurality of effective dust cleaning spaces are formed among the multi-stage guide plates.

5. In the utility model, the upper end surface of the guide plate is provided with the metal anti-sticking coating, so that water drops with dust dropping from the condensing device are prevented from being stuck on the guide plate and can block the inclined hole of the guide plate for a long time.

6. According to the utility model, the axial flow fan is arranged in the fireproof pipeline, and the drier with the axial flow fan is selected as the drier, so that a fixed wind direction can be formed in the whole equipment, dust gathering at one corner is effectively prevented, and dust gathering explosion is prevented.

Drawings

The utility model is further described below with reference to the figures and examples.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly view of the spray device of the present invention.

Fig. 3 shows a spray body of the spray device of the present invention.

Fig. 4 is a left side view of the top cover of the spray device of the present invention.

Fig. 5 is a front view of the condensing unit of the present invention.

Fig. 6 is a left side view of the condensing unit of the present invention.

Fig. 7 is a cross-sectional view of a rotary sprayer according to the present invention.

FIG. 8 is a top view of the triangular pyramidal overcap of the present invention.

Description of the main reference numerals:

1-gravity settling chamber, 101-boiler air inlet, 102-baffle sinking plate, 103-sinking gas bin, 104-first sewage water outlet, 105-air outlet, 2-box body, 201-dust concentration detector, 202-annular fixing device, 203-second sewage water outlet, 204-air outlet, 3-condensing device, 301-fence frame, 302-metal plate, 303-pipeline outlet, 304-serpentine pipeline, 305-pipeline inlet, 4-axial flow fan, 5-guide plate, 501-inclined hole, 502-water pipe nozzle, 503-water pipe, 6-spraying device, 601-top cover, 602-spraying hole pipe, 603-spraying main body, 604-clamping groove, 605-threaded hole, 606-through hole, 607-step shaft section, 7-rotary spray head, 701-spray head top cover, 702-spray nozzle, 703-spray head main body, 704-filtering column, 705-filtering layer, 706-connecting column, 707-rotary base, 708-water line groove, 8-fireproof pipeline and 9-air dryer.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1 to 8, the present invention relates to a novel boiler water film dust remover, which comprises a gravity settling chamber 1 and a box body 2, wherein the gravity settling chamber 1 is a hollow cavity and is provided with a boiler air inlet 101 and an air outlet 105, high-temperature dust gas generated by a boiler enters the gravity settling chamber 1 from the boiler air inlet 101, then most of large-particle dust enters a gas settling bin 103, a spraying device 6 is arranged in the gravity settling chamber 1, after the spraying device 6 sprays water, part of the dust gas with moisture is condensed into a water droplet gas settling bin 103 and then is discharged from a first sewage water outlet 104, the other part of the dust gas with moisture enters a fire-proof pipeline 8 through the air outlet 105 of the gravity settling chamber 1, the other end of the fire-proof pipeline 8 is connected with the box body 2, an axial flow fan 4 is arranged near the connection part of the box body 2 and the fire-proof pipeline 8, the axial flow fan 4 is communicated with the fire-proof pipeline 8, external cold air is introduced.

The box body 2 is internally provided with a condensing device 3, a plurality of guide plates 5 and a rotary spray head 7. Condensing equipment 3 is located top in the box 2, condensing equipment 3's below is located to a plurality of guide plates 5, a plurality of guide plates 5 are the mutual staggered arrangement setting of slope, every guide plate 5 has certain thickness, be equipped with a plurality of inclined holes 501 to the slope of 2 inner wall directions of box on the plate body of guide plate 5, play the reposition of redundant personnel left and right sides, the rivers that prevent the water droplet formation are too big to block the flow of part dust gas, and be equipped with the antiseized layer of metal at guide plate 5 up end, prevent that the water droplet that has the dust from droing to glue on guide plate 5, guide plate 5's lower surface is equipped with water pipe 503 and water pipe shower nozzle 502, can form the water film and clear up a part dust gas. The rotary spray head 7 is arranged at the bottom of the box body 2 and is positioned below the guide plate 5 and used for disposing the remaining part of dust gas.

Preferably, a plurality of baffle plates 102 are arranged in the gravity settling chamber 1, the flow direction of dust can be guided, most of large-particle dust can effectively enter a gas settling bin 103 below the gravity settling chamber 1 in the flow direction, the baffle plates 102 are arranged in a vertically staggered mode in the horizontal direction, a water pipe is arranged on the surface of each baffle plate 102, a plurality of spraying devices 6 are arranged on the water pipes and used for spraying water mist and reducing temperature, dust accumulation explosion is prevented, a part of dust with water molecules can be provided, and preparation is made for the condensation step of the condensing device 6 in the next step.

Another example of the arrangement of the spraying devices is that a water pipe is installed on the top of the gravity settling chamber 1, and a plurality of spraying devices 6 are arranged on the water pipe.

Preferably, the spraying device 6 comprises: spray body 603, cap 601 and orifice tube 602. The spray body 603 is a hollow cylinder and is provided with a through hole 606 for mounting the spray pipe 602. The top end of the spray body 603 is provided with a cap 601, and the cap 601 is an arched cap. The dome-shaped cap 601 has a threaded hole 605 at its upper end for connecting the cap 601 to the spray body 603. The two sides of the top cover are respectively provided with a clamping groove 604, and the clamping grooves 604 on the two sides of the top cover are positioned on the same straight line. The orifice pipe 602 is inserted into the through hole above the spray cylinder 603 and installed on the spray main body, two step shaft sections 607 are provided on the orifice pipe 602, when installing, the clamp grooves 604 on both sides of the top cover are clamped at the step shaft sections of the orifice pipe, the orifice pipe is fixed on the spray cylinder, and the orifice pipe is prevented from rotating in the working process. The orifice pipe 602 is provided with orifices to spray water to form water mist.

Preferably, the condensation device 3 comprises: a fence frame 301 and a serpentine conduit 304. The top and the bottom of the fence frame 301 are fences, the side surfaces are metal plates 302, and through holes are formed in the metal plates 302 and used for connecting the box body 2. The serpentine pipes 304 are provided in the barrier frame 301, the serpentine pipes 304 are provided with a flowing cooling liquid therein, and a plurality of rows of the serpentine pipes 304 are provided so that more dust gas with water molecules can be condensed at the plurality of rows of the serpentine pipes 304, and the pipe inlets 305 and the pipe outlets 303 of the plurality of rows of the serpentine pipes 304 are installed at the through holes of the metal plate 302 and fixed to the box body 2.

Preferably, a metal anti-sticking layer is arranged on the upper end faces of the guide plates 5, so that water drops with dust falling from the condensing device 3 are prevented from being stuck on the guide plates 5.

Preferably, the barrier frame 301 is mounted in the tank 2 by means of screws and each screw is coupled by means of an annular fixing means 202, the annular fixing means 202 being an annular ring provided with a corresponding through hole, the annular fixing means 202 being mainly used for reinforcement and preventing the condensation device 3 from falling.

Preferably, a dust concentration detector 201 is disposed outside the box 2 to detect the dust concentration in the box at any time, so as to adjust the flowing speed of the cooling liquid of the condensing device 3 and affect the cooling effect, the air outlet 204 of the box 2 is used for discharging the purified air, and the second sewage outlet 203 of the box 2 is used for regularly discharging the sewage absorbed by the dust in the internal components of the box 2.

Preferably, the rotary sprayer 7 comprises: a showerhead cover 701, a showerhead body 703, a connecting cylinder 706, and a rotating base 707. The shower nozzle main part 703 is the cylinder, and the shower nozzle main part 703 below is the water inlet, and shower nozzle main part 703 is inside to have the inhalant canal that is linked together with the water inlet, and shower nozzle main part 703 surface is connected with a plurality of nozzles 702 that are linked together with inhalant canal, and shower nozzle main part 703 surface evenly distributed is nozzle 702, and the water film that forms like this is more closely wider, and the clearance dust effect is better. Install shower nozzle top cap 701 above shower nozzle main part 703, here shower nozzle top cap 701 has two kinds of forms to select, the cross section is the arch or is triangle conical top cap, choose triangle conical top cap here for use, three sides of triangle conical top cap all are equipped with the assembly line groove, the assembly line groove begins from the summit of shower nozzle top cap 701 one side, the base mid point department that extends to the triangle-shaped face perpendicularly is the straight line, every face of assembly line groove is equipped with three, two other assembly line groove symmetric distribution are on the both sides of middle assembly line groove, it can guide the rivers of guide plate 5 from the top stream down to be equipped with the assembly line groove, form fixed flow direction, avoid flowing the rivers that shower nozzle top cap 701 covers the water spray direction of shower nozzle from three sides, influence the cleaning performance. The connection cylinder 706 is installed at the lower end of the nozzle body 703, and has a hollow cylindrical structure, and the lower end is provided with a water inlet. The rotating base 707 is arranged below the connecting column 706, the rotating base 707 is a hollow rotating platform, the connecting column 706 of the rotary spray head 7 is arranged in the hollow portion of the hollow rotating platform, and a rotating disc of the hollow rotating platform is correspondingly arranged on a step of the filtering column 704 and the connecting column 706 to drive the rotary spray head 7 to rotate, so that the rotary spray head is more suitable for being installed and used in the utility model.

Preferably, the rotary sprayer 7 comprises: the filtering column body 704 is arranged between the spray head main body 703 and the connecting column body 706 and is installed at the lower end of the spray head main body 703, the filtering column body 704 is a hollow cylinder, a water inlet is formed in the lower portion of the filtering column body 704, a hollow cavity of the filtering column body 704 is arranged corresponding to a water inlet channel of the spray head main body 703 and a hollow cavity of the rotating base 707, two filtering layers 705 are arranged inside the filtering column body 704, one layer prevents large particles in water from entering the spray head main body 703, and one layer prevents medium particles in water from entering the spray head main body 703, so that the blockage is prevented, and the service life of the spray nozzle 702 is prolonged.

Preferably, the air dryer 9 is disposed at one side of the case 2 and connected to the case 2 by a duct, and the air dryer 9 is an air dryer 9 having an axial flow fan 4 to form a fixed wind direction.

In conclusion, the working process of the boiler water film dust remover provided by the utility model comprises the following steps: the gravity settling chamber is adopted to treat larger particle dust, the spraying device is arranged in the gravity settling chamber to increase the content of water molecules in high-temperature dust and reduce a certain temperature, so that better preparation is made for the next step of dust cleaning, a sewage treatment port is also arranged in a gas settling bin of the gravity settling chamber to discharge sewage at regular time, dust water drops falling into the gas settling bin can be treated at regular time to prevent the influence on the treatment of large particle dust in the gravity settling chamber, then the remaining extremely small part of large particle dust mixed with water molecules and most middle particle dust and small particle dust pass through a fireproof pipeline, and the dust containing water molecules and having a certain temperature reduced enters a box body under the drive of an axial flow fan, so that the dust containing water molecules can be condensed into water drops by quickly forming temperature difference when passing through a condensing device, and a small amount of the remaining large particle dust is treated, and most medium-sized particles and small-sized particles, then the multi-stage space formed by the multi-stage guide plates below, a water pipe is arranged below the guide plates, a spray head is arranged on the water pipe, the water sprayed out by the spray head forms a water film to clean the rest part of dust of the condensing device, certain air pressure exists in a water hose sprayed out by the rotary spray head, the rest dust is sprayed onto the wall of the box body to form water drops to the bottom of the box body, then sewage is discharged from a sewage outlet of the box body at regular time, and finally, the purified gas with water molecules is discharged to the outside atmosphere through an air dryer at one side of the box body through an air outlet of the box body.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (10)

1. A boiler water film dust remover, characterized by comprising: the gravity settling chamber is a hollow cavity and is provided with an air inlet and an air outlet, a spraying device is arranged in the gravity settling chamber, the air outlet of the gravity settling chamber is connected with one end of a fireproof pipeline, the other end of the fireproof pipeline is connected with the box body, an axial flow fan is arranged close to the connection position of the box body and the fireproof pipeline, and the axial flow fan is communicated with the fireproof pipeline; the box body comprises:

the condensing device is arranged above the inside of the box body;

the guide plates are arranged in the box body and positioned below the condensing device, the guide plates are arranged in an inclined and staggered manner, each guide plate has a certain thickness, a plurality of inclined holes inclined towards the inner wall direction of the box body are formed in the plate body of each guide plate, and a spray head is arranged on the lower surface of each guide plate; and

and the rotary spray head is arranged at the bottom of the box body and is positioned below the flow guide plate.

2. The boiler water film dust remover according to claim 1, wherein a plurality of baffle plates are arranged in the gravity settling chamber, the baffle plates are arranged in a vertically staggered manner, water pipes are mounted on the surfaces of the baffle plates, and a plurality of spraying devices are arranged on the water pipes.

3. The boiler water dust scrubber according to claim 1, wherein a water pipe is installed on a top of the gravity settling chamber, and a plurality of the spraying devices are installed on the water pipe.

4. The boiler water dust scrubber according to claim 1, wherein the spraying means comprises:

the spraying device comprises a spraying main body, a spraying nozzle and a spraying nozzle, wherein the spraying main body is a hollow cylinder which is provided with a through hole;

the top cover is an arched top cover and is arranged on the upper surface of the spraying main body, the upper end surface of the arched top cover is provided with a threaded through hole, and two sides of the arched top cover are provided with clamping grooves which are arranged on one straight line; and

and the hole spraying pipe is arranged at the through hole on the upper part of the spraying cylinder body, is provided with two step shaft sections and corresponds to the clamping grooves on the two sides of the top cover, and is provided with a spraying hole.

5. The boiler water dust scrubber according to claim 1, wherein: the condensing unit includes: the fence framework is provided with fences at the top and the bottom, and the side surface is a metal surface which is provided with a through hole;

and the serpentine pipeline is arranged in the fence frame, flowing cooling liquid is arranged in the serpentine pipeline, and an inlet and an outlet of the serpentine pipeline are arranged at the through hole of the metal surface.

6. The boiler water dust scrubber according to claim 1, wherein: and the upper end surfaces of the guide plates are provided with metal anti-sticking layers.

7. The boiler water dust scrubber according to claim 1, wherein: and a dust concentration detector and a second sewage outlet are arranged on the outer side of the box body.

8. The boiler water dust scrubber according to claim 1, wherein the rotary nozzle includes:

the shower nozzle body is a cylinder, a water inlet is arranged below the shower nozzle body, a water inlet channel communicated with the water inlet is arranged in the shower nozzle body, a plurality of nozzles are uniformly distributed on the shower nozzle body, and the plurality of nozzles are communicated with the water inlet channel of the shower nozzle body;

the spray head top cover is arranged at the top end of the spray head main body, and a plurality of water line grooves are formed in the surface of the top cover;

the connecting cylinder is arranged at the lower end of the sprayer body, the connecting cylinder is of a hollow cylinder structure, and a water inlet is formed in the lower end of the connecting cylinder; and

the rotary base is a hollow rotary platform, and the connecting cylinder is arranged on the hollow rotary platform;

the hollow rotary platform drives the connecting cylinder to rotate so as to drive the spray head main body to rotate.

9. The boiler water dust scrubber according to claim 8, wherein the rotary nozzle includes:

the filter cylinder, it is located the shower nozzle main part with connect between the cylinder, the filter cylinder is hollow cylinder, filter cylinder hollow cavity with the inhalant canal of shower nozzle main part and the corresponding setting of cavity of rotating base, be equipped with the filter screen in the cavity of filter cylinder.

10. The boiler water dust scrubber according to claim 1, further comprising: and the air dryer is arranged on one side of the box body and is connected with the box body through a pipeline.

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