CN112057999A - Electromagnetic dust suppression multistage purification device for smoke dust of flame cutting machine and use method - Google Patents
Electromagnetic dust suppression multistage purification device for smoke dust of flame cutting machine and use method Download PDFInfo
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- CN112057999A CN112057999A CN202010904968.2A CN202010904968A CN112057999A CN 112057999 A CN112057999 A CN 112057999A CN 202010904968 A CN202010904968 A CN 202010904968A CN 112057999 A CN112057999 A CN 112057999A
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Abstract
The invention relates to the technical field of environmental protection dust removal, in particular to an electromagnetic dust suppression multistage purification device for smoke dust of a flame cutting machine and a using method thereof, and the electromagnetic dust suppression multistage purification device comprises a primary dust removal cabin, a secondary dust removal cabin, a tertiary dust removal cabin and a cleaning sleeve, wherein an electromagnetic plate is arranged in the primary dust removal cabin, an upper opening of the primary dust removal cabin is connected with a collecting system of a dust removal system, a lower opening of the primary dust removal cabin is communicated with an inlet of the secondary dust removal cabin, a dust removal plate is arranged in the secondary dust removal cabin, a plurality of secondary nozzles are arranged on the dust removal plate, the secondary dust removal cabin is communicated with the tertiary dust removal cabin through a gas transmission pipeline, water is arranged in the tertiary dust removal cabin, a tertiary air outlet is arranged above the tertiary dust removal cabin, the cleaning sleeve is arranged at an upper opening of the primary dust removal cabin, a plurality of primary nozzles are arranged on the cleaning, further carrying out dust removal by smoke and water mist, and finally adopting a water bath mode for final purification.
Description
Technical Field
The invention relates to the technical field of environmental protection and dust removal, in particular to an electromagnetic dust suppression multistage purification device for smoke dust of a flame cutting machine and a using method thereof.
Background
In continuous casting production line equipment, the continuous casting billet need carry out the scale at certain length within range and cut, because the steel billet temperature is higher, can only use the flame cutter to cut, in the production line of prior art, the steel billet is through the transport of drive roll, when transporting to flame cutter equipment below, when using the flame cutter cutting, many flame cutters cut the steel billet on a plurality of drive roll routes simultaneously.
When the flame cutting machine is used for cutting steel billets, the air temperature of the area of the cutting gun is far higher than that of the peripheral air, so that the entrainment phenomenon in the air can be caused, smoke and dust can be diffused into the peripheral environment along with the entrainment phenomenon, the pollution area is increased, the smoke and dust is difficult to absorb, and particularly when special steel grades are cut, a large amount of powder is contained in the smoke and dust, and the pollution is more serious.
After the dust is collected by the collecting system of the dust removing system, the dust needs to be treated and purified to be discharged into the air, and the dust generated by the billet contains a large amount of metal dust which cannot be treated by a common purifying system.
Disclosure of Invention
The invention aims to solve the problems and provides an electromagnetic dust suppression multistage purification device for smoke dust of a flame cutting machine and a using method thereof.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multistage purifier of quick-witted smoke and dust electromagnetism presses down dirt is cut to fire, includes one-level dust removal cabin, second grade dust removal cabin, tertiary dust removal cabin and washs the cover, the one-level dust removal cabin in be provided with the electromagnetic plate, the top opening of one-level dust removal cabin is connected with dust pelletizing system's collection system, the below opening and the second grade dust removal cabin entry intercommunication of one-level dust removal cabin, the second grade dust removal cabin in be provided with the dust removal board, the dust removal board on be provided with a plurality of second grade nozzles, the second grade dust removal cabin communicate through gas transmission pipeline and tertiary dust removal cabin, tertiary dust removal cabin in be equipped with water, the top of tertiary dust removal cabin is provided with tertiary air exit, the top opening part of one-level dust removal cabin be provided with and wash the cover, wash and.
Further, the setting of electromagnetism board slope in one-level dust removal cabin, electromagnetism board from the top down equipartition be provided with a plurality ofly, the last array of electromagnetism board is provided with a plurality of rectangular holes, a plurality of electromagnetism boards enable the adsorption efficiency of metal dust better, when the air that has the dust flows down from rectangular hole, metal powder adsorbs on the electromagnetism board.
Furthermore, the second-stage dust removal cabin is a rectangular box body, the dust removal plate is transversely arranged in the middle of the second-stage dust removal cabin, the rectangular array of the dust removal plate is provided with a plurality of second-stage nozzles, the mounting directions of the second-stage nozzles on the upper portion of the dust removal plate are opposite to the mounting directions of the second-stage nozzles on the lower portion of the dust removal plate, and the spraying direction of the second-stage nozzles on the upper portion of the dust removal plate points to the lower opening of the first-stage dust removal cabin, so that the dust removal area of water mist can be increased, and water mist sprayed by.
Furthermore, a second-level sewage draining outlet is arranged below the second-level dust removal cabin, a third-level sewage draining outlet is arranged below the third-level dust removal cabin, and sewage after water mist dust removal and water bath dust removal is drained from the third-level dust removal cabin.
Further, the right-hand member top of second grade dust removal cabin be provided with the second grade air outlet, the top of tertiary dust removal cabin be provided with tertiary air intake, the both ends of gas transmission pipeline respectively with second grade air outlet and tertiary air intake connection, the smoke and dust gets into the second grade dust removal cabin after the dust removal of one-level dust removal cabin, second grade dust removal cabin space is greater than one-level dust removal cabin, therefore the speed reduction after the smoke and dust gets into the second grade dust removal cabin, install the dust removal board in the second grade dust removal cabin, install the second grade nozzle on the dust removal board, carry out the water smoke and dust removal to the smoke and dust in the second grade dust removal cabin, the smoke and dust of cleaing away is discharged by the drain bottom the dust removal cabin, the flue gas through the dust removal of second grade dust removal cabin.
Further, the washing cover include square frame and one-level nozzle, the top of square frame's size and one-level dust removal cabin matches, is provided with two backup pads in the square frame, the setting of one-level nozzle equipartition in two backup pads, the direction of one-level nozzle spout to the electromagnetic plate direction, after the electromagnetism plate outage degauss, wash the metal powder on the electromagnetic plate through the one-level nozzle of washing cover, sewage after the washing flows from the second grade drain.
Furthermore, the gas transmission pipeline is connected with the tertiary air inlet and then extends to the bottom of the tertiary dedusting cabin, the gas transmission pipeline extends deep into the bottom of the tertiary dedusting cabin, smoke and dust are discharged from the gas transmission pipeline, tertiary dedusting is completed through water bath, purified tail gas is discharged from the tertiary air outlet, and sewage is discharged from the tertiary sewage outlet.
A use method of a flame cutting machine smoke electromagnetic dust suppression multistage purification device comprises the following steps:
s1, connecting an opening above the primary dedusting cabin with an outlet of the upper-order dust collecting device, sending dust into the primary dedusting cabin by a pipeline of the dust collecting device, installing a cleaning sleeve in the connection part of the opening, communicating the secondary dedusting cabin with the tertiary dedusting cabin through a gas pipeline, filling water bath water into the tertiary dedusting cabin, and closing switches of a secondary sewage outlet and a tertiary sewage outlet at the bottom of the secondary dedusting cabin and the tertiary dedusting cabin;
s2, opening a switch of an electromagnetic plate, adsorbing main metal dust on the electromagnetic plate, enabling the adsorption effect of the multi-stage electromagnetic plate to be better, opening the switch of the dust removal plate, spraying opposite water mist from a second-stage nozzle of the dust removal plate, performing water mist dust removal twice through the water mist sprayed from the second-stage nozzle opposite to the dust removal plate when the dust subjected to the first-stage treatment enters a third-stage dust removal cabin from the second-stage dust removal cabin, allowing dust air subjected to the second-stage water mist treatment to enter the third-stage dust removal cabin through an air conveying pipeline, discharging the dust air from the bottom of water bath water in the third-stage dust removal cabin, and discharging the dust air from a third-stage air outlet of the third-;
s3, after the dust removal is finished, closing the electromagnetic plate, cleaning the electromagnetic plate through a primary nozzle of a cleaning sleeve in the primary dust removal cabin, and flushing the adsorbed metal chips into the secondary dust removal cabin;
and s4, opening the secondary sewage draining port and the tertiary sewage draining port to drain the cleaning water in the secondary dedusting cabin and the water bath water in the tertiary dedusting cabin.
Compared with the prior art, the invention has the beneficial effects that:
1. through three-stage purification, the dust generated by the steel billet is respectively subjected to electromagnetic dust removal, water mist dust removal and water bath dust removal, the effect of multi-stage purification dust removal is better, and metal powder contained in the dust can be removed.
2. Be provided with a plurality of electromagnetic plates for the adsorbed area of metal powder and stroke increase, further strengthen the effect of electromagnetism dust removal.
3. The dust is discharged from the second-level sewage draining port and the third-level sewage draining port after passing through the water mist and the water bath, so that the discharged air is completely purified, and the environment is not polluted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Figure 1 is a schematic perspective view of the present invention,
FIG. 2 is a schematic view of the internal structure of the present invention,
figure 3 is a schematic view of the structure of the housing of the present invention,
FIG. 4 is a schematic diagram of the structure of an electromagnetic plate according to the present invention,
fig. 5 is a right side view of the present invention.
In the figure: 1-first-stage dust removal cabin, 2-second-stage dust removal cabin, 21-second-stage air outlet, 3-third-stage dust removal cabin, 31-third-stage air inlet, 4-cleaning sleeve, 41-first-stage nozzle, 5-dust removal plate, 51-second-stage nozzle, 6-gas transmission pipeline, 7-second-stage sewage outlet, 8-third-stage sewage outlet, 9-third-stage air outlet, 10-electromagnetic plate and 101-strip hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-5
Example one
The invention provides the following technical scheme: the invention provides the following technical scheme: the utility model provides a multistage purifier of fire cutting machine smoke and dust electromagnetism presses down dirt, includes one-level dust removal cabin 1, second grade dust removal cabin 2, tertiary dust removal cabin 3 and washs cover 4, one-level dust removal cabin 1 in be provided with electromagnetic plate 10, the top opening of one-level dust removal cabin 1 is connected with dust pelletizing system's collection system, the below opening and the 2 entry intercommunications of second grade dust removal cabin 1 of one-level dust removal cabin, second grade dust removal cabin 2 in be provided with dust removal plate 5, dust removal plate 5 on be provided with a plurality of second grade nozzles 51, second grade dust removal cabin 2 through gas transmission pipeline 6 and tertiary dust removal cabin 3 intercommunication, tertiary dust removal cabin 3 in be equipped with water, the top of tertiary dust removal cabin 3 is provided with tertiary air exit 9, the top opening part of one-level dust removal cabin 1 be provided with washs cover 4, wash cover 4 on set up a plurality of one-.
The setting of electromagnetism board 10 slope is in one-level dust removal cabin 1, electromagnetism board 10 from the top down equipartition be provided with a plurality ofly, the array is provided with a plurality of rectangular holes 101 on electromagnetism board 10, a plurality of electromagnetism boards 10 enable the adsorption efficiency of metal dust better, when the air that has the dust flows down from rectangular hole 101, metal powder adsorbs on electromagnetism board 10.
The secondary dedusting cabin 2 is a rectangular box body, the dedusting plate 5 is transversely arranged in the middle of the secondary dedusting cabin 2, the rectangular array of the dedusting plate 5 is provided with a plurality of secondary nozzles 51, the mounting directions of the secondary nozzles 51 on the upper part of the dedusting plate 5 are opposite to the mounting directions of the secondary nozzles 51 on the lower part of the dedusting plate 5, and the spraying direction of the secondary nozzles 51 on the upper part of the dedusting plate 5 points to the lower opening of the primary dedusting cabin 1, so that the stroke and the area of water mist dedusting can be increased, and water mist sprayed by the nozzles can be spread over the whole secondary dedusting cabin 2.
A second-stage sewage draining outlet 7 is arranged below the second-stage dust removing cabin 2, a third-stage sewage draining outlet 8 is arranged below the third-stage dust removing cabin 3, and sewage after water mist dust removal and water bath dust removal is drained from the third-stage dust removing cabin.
Second grade dust removal cabin 2's right-hand member top is provided with second grade air outlet 21, third grade dust removal cabin 3's top be provided with tertiary air intake 31, the both ends of gas transmission pipeline 6 be connected with second grade air outlet 21 and tertiary air intake 31 respectively, the smoke and dust gets into second grade dust removal cabin 2 after the dust removal of first grade dust removal cabin 1, second grade dust removal cabin 2 space is greater than first grade dust removal cabin 1, consequently the speed reduces after the smoke and dust gets into second grade dust removal cabin 2, install dust removal plate 5 in second grade dust removal cabin 2, install second grade nozzle 51 on the dust removal plate 5, carry out the water smoke and dust removal to the smoke and dust in second grade dust removal cabin 2, the smoke and dust of cleaing away is discharged by the drain bottom the dust removal cabin, the flue gas that removes dust through second grade dust removal cabin 2 gets into third grade dust removal cabin.
The gas transmission pipeline 6 is connected with the third-level air inlet 31 and then extends to the bottom of the third-level dust removal cabin 3, the gas transmission pipeline 6 extends into the bottom of the third-level dust removal cabin 3, smoke and dust are discharged from the gas transmission pipeline 6, the third-level dust removal is completed through water bath, purified tail gas is discharged from the third-level air outlet 9, and sewage is discharged from the third-level sewage outlet 8.
The use method and the working principle are as follows: s1, connecting an opening above the primary dust removal cabin 1 with an outlet of an upper-sequence dust collection device, sending dust into the primary dust removal cabin 1 by a pipeline of the dust collection device, installing a cleaning sleeve 4 in the opening joint, communicating the secondary dust removal cabin 2 with the tertiary dust removal cabin 3 through a gas pipeline 6, filling water bath water in the tertiary dust removal cabin 3, and closing switches of a secondary sewage outlet 7 and a tertiary sewage outlet 8 at the bottoms of the secondary dust removal cabin 2 and the tertiary dust removal cabin 3;
s2, a switch of the electromagnetic plate 10 is turned on, the electromagnetic plate 10 adsorbs main metal dust thereon, the multistage electromagnetic plate 10 enables the adsorption effect to be better, the switch of the dust removing plate 5 is turned on, the second-stage nozzle 51 of the dust removing plate 5 sprays opposite water mist, when the dust after the first-stage treatment enters the third-stage dust removing cabin 3 from the second-stage dust removing cabin 2, the water mist sprayed by the second-stage nozzle 51 opposite to the dust removing plate 5 is used for carrying out water mist dust removal twice, the dust air after the second-stage water mist treatment enters the third-stage dust removing cabin 3 through the air conveying pipeline, in the third-stage dust removing cabin 3, the dust air is discharged from the bottom of the water bath, and after the water bath, the dust air is discharged from the third-stage;
s3, after the dust removal is finished, closing the electromagnetic plate 10, cleaning the electromagnetic plate 10 through the primary nozzle 41 of the cleaning sleeve 4 in the primary dust removal cabin 1, and flushing the adsorbed metal chips into the secondary dust removal cabin 2;
s4, opening the second-level sewage outlet 7 and the third-level sewage outlet 8, and discharging the cleaning water, the water mist dedusting water and the water bath water in the second-level dedusting cabin 2 and the third-level dedusting cabin 3.
The steel billets conveyed by the driving rollers are arranged below the nozzles of the flame cutting machine, one or more steel billets are cut below the nozzles, the steel billets cut by the flame cutting machine generate a large amount of dust, a dust removal device is adopted for collection and treatment by the flame cutting machine, after the dust is collected, a pipeline with dust air is connected with an upper opening of the primary dedusting cabin 1, a power supply of the electromagnetic plate 10 is started, when the dust air passes through the electromagnetic plate 10, metal powder is adsorbed on the electromagnetic plate 10, the dust air enters the secondary dedusting cabin 2, water mist can be sprayed out from the secondary nozzles 51 on the dedusting plates 5 for dedusting, the advanced dust mass can be positioned above the secondary dedusting cabin 2, therefore, the nozzles above face the outlet of the primary dedusting cabin 1, after preliminary water mist dedusting, the mass is increased, the dust air descends and passes below the secondary dedusting cabin 2, and therefore, the nozzles below face the discharge direction of the dust air, a large amount of smoke and dust are soaked by the water mist and then fall into the second-stage dust removal cabin 2 to be stored, the air dedusted by the water mist of the second-stage dust removal cabin 2 only contains a small amount of smoke and enters the third-stage dust removal cabin 3, the gas transmission pipeline 6 extends into the water of the third-stage dust removal cabin 3, the smoke and the water bath are carried out in the water of the third-stage dust removal cabin 3, the purified tail gas is discharged through the third-stage air outlet 9, and the sewage is discharged through the third-stage sewage outlet 8.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a multistage purifier of fire cutting machine smoke and dust electromagnetism presses down dirt which characterized in that: comprises a primary dust removal cabin (1), a secondary dust removal cabin (2), a tertiary dust removal cabin (3) and a cleaning sleeve (4), wherein an electromagnetic plate (10) is arranged in the primary dust removal cabin (1), an upper opening of the primary dust removal cabin (1) is connected with a collecting system of a dust removal system, a lower opening of the primary dust removal cabin (1) is communicated with an inlet of the secondary dust removal cabin (2), a dust removal plate (5) is arranged in the secondary dust removal cabin (2), a plurality of secondary nozzles (51) are arranged on the dust removal plate (5), the secondary dust removal cabin (2) is communicated with the tertiary dust removal cabin (3) through a gas transmission pipeline (6), water is arranged in the tertiary dust removal cabin (3), a tertiary air exhaust opening (9) is arranged above the tertiary dust removal cabin (3), and the cleaning sleeve (4) is arranged at an upper opening of the primary dust removal cabin (1), the cleaning sleeve (4) is provided with a plurality of first-stage nozzles (41).
2. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 1, characterized in that: the electromagnetic plate (10) is obliquely arranged in the primary dust removal cabin (1), a plurality of electromagnetic plates (10) are uniformly distributed from top to bottom, and a plurality of strip holes (101) are arranged on the electromagnetic plates (10) in an array manner.
3. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 2, characterized in that: the secondary dedusting cabin (2) is a rectangular box body, the dedusting plate (5) is transversely arranged in the middle of the secondary dedusting cabin (2), the rectangular array of the dedusting plate (5) is provided with a plurality of secondary nozzles (51), the mounting directions of the secondary nozzles (51) on the upper portion of the dedusting plate (5) and the secondary nozzles (51) on the lower portion of the dedusting plate (5) are opposite, and the spraying directions of the secondary nozzles (51) on the upper portion of the dedusting plate (5) point to the lower opening of the primary dedusting cabin (1).
4. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 3, wherein: and a secondary sewage draining outlet (7) is arranged below the secondary dedusting cabin (2), and a tertiary sewage draining outlet (8) is arranged below the tertiary dedusting cabin (3).
5. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 4, wherein: and a secondary air outlet (21) is arranged above the right end of the secondary dedusting cabin (2), a tertiary air inlet (31) is arranged at the top of the tertiary dedusting cabin (3), and two ends of the gas transmission pipeline (6) are respectively connected with the secondary air outlet (21) and the tertiary air inlet (31).
6. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 2, characterized in that: cleaning sleeve (4) including square frame and one-level nozzle (41), the size of square frame matches with the top of one-level dust removal cabin (1), is provided with two backup pads in the square frame, the setting of one-level nozzle (41) equipartition in two backup pads, the direction of one-level nozzle (41) spout to electromagnetic plate (10) direction.
7. The multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine as claimed in claim 5, wherein: the gas transmission pipeline (6) is connected with the third-level air inlet (31) and then extends to the bottom in the third-level dust removal cabin (3).
8. The use method of the multistage electromagnetic dust suppression purification device for the smoke dust of the flame cutting machine according to any one of claims 1 to 7 is characterized in that: the method comprises the following steps:
s1, connecting an opening above the primary dedusting cabin (1) with an outlet of an upper-sequence dust collecting device, sending dust into the primary dedusting cabin (1) by a pipeline of the dust collecting device, installing a cleaning sleeve (4) in the opening joint, communicating the secondary dedusting cabin (2) with the tertiary dedusting cabin (3) through a gas transmission pipeline (6), filling water bath water into the tertiary dedusting cabin (3), and closing the secondary sewage outlet (7) and the tertiary sewage outlet (8) at the bottom of the secondary dedusting cabin (2) and the tertiary dedusting cabin (3);
s2, a switch of an electromagnetic plate (10) is turned on, the electromagnetic plate (10) adsorbs main metal dust on the electromagnetic plate, the multistage electromagnetic plate (10) enables the adsorption effect to be better, the switch of a dedusting plate (5) is turned on, opposite water mist is sprayed out of a second-stage nozzle (51) of the dedusting plate (5), when the dust subjected to primary treatment enters a third-stage dedusting cabin (3) from a second-stage dedusting cabin (2), water mist sprayed out of the second-stage nozzle (51) opposite to the dedusting plate (5) is used for carrying out water mist dedusting twice, dust air subjected to secondary water mist treatment enters the third-stage dedusting cabin (3) through an air conveying pipeline (6), and in the third-stage dedusting cabin (3), the dust air is discharged from the bottom of water bath and is discharged from a third-stage exhaust port (9) of the third-stage dedusting cabin (3) after water bath;
s3, after the dust removal is finished, closing the electromagnetic plate (10), cleaning the electromagnetic plate (10) through the primary nozzle (41) of the cleaning sleeve (4) in the primary dust removal cabin (1), and flushing the adsorbed metal chips into the secondary dust removal cabin (2);
s4, opening the secondary sewage draining outlet (7) and the tertiary sewage draining outlet (8) to drain the cleaning water in the secondary dedusting cabin (2) and the water bath water in the tertiary dedusting cabin (3).
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| CN202010904968.2A CN112057999A (en) | 2020-09-01 | 2020-09-01 | Electromagnetic dust suppression multistage purification device for smoke dust of flame cutting machine and use method |
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| CN202010904968.2A CN112057999A (en) | 2020-09-01 | 2020-09-01 | Electromagnetic dust suppression multistage purification device for smoke dust of flame cutting machine and use method |
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