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CN-116651803-B - Dust removing mechanism and dust removing method for treating steel slag

CN116651803BCN 116651803 BCN116651803 BCN 116651803BCN-116651803-B

Abstract

The invention discloses a dust removing mechanism and a dust removing method for treating steel slag, and relates to the technical field of steel slag treatment. The invention discloses a dust removing mechanism for treating steel slag and a dust removing method, wherein after the steel slag is led into a rotating frame, a first driving motor and a second driving motor are started, the first driving motor and the second driving motor rotate in opposite directions, in the rotating process of the rotating frame, a hydraulic cylinder is regularly regulated to drive a push-out plate to push the steel slag so as to enable the push-out plate to contact with a reversely rotating scraper, the scraper scrapes dust and impurities on the outer side of the steel slag, the impact force between the reversely rotating scraper and the steel slag is larger, and in the repeated operation process of the scraper, the dust removing operation on the outer side of the steel slag is realized, and the effect of furthest scraping the dust and the impurities on the outer side of the steel slag is realized.

Inventors

  • WU YAOFENG
  • YIN WEIGUO
  • PENG JUNCHANG
  • ZENG ZHIYONG

Assignees

  • 江西联达冶金有限公司

Dates

Publication Date
20260512
Application Date
20230630

Claims (7)

  1. 1. The utility model provides a handle dust removal mechanism for slag, includes dust removal case (1), its characterized in that, dust removal case (1) is close to top department and is equipped with reverse scraping component (5), and reverse scraping component (5) are including end plate (520), the outside fixedly connected with two mounting brackets (511) of end plate (520), the inside of dust removal case (1) is all fixedly connected with to two mounting brackets (511), annular sliding groove has been opened at the top of end plate (520), and the inside sliding connection of annular sliding groove has annular slide bar (519), the top fixedly connected with rotation frame (514) of annular slide bar (519), rotation frame (514) are close to intermediate position department fixedly connected with driven fluted disc (507), the outside fixedly connected with outer loop frame (508) of rotation frame (514) is close to the bottom, and the inboard equidistance fixedly connected with baffle (505) of rotation frame (514), the inboard that outer loop frame (508) are located between every two adjacent baffles (505) all fixedly connected with pneumatic cylinder (509), the output in-connection has push out board (506), the rotation shaft (501) of motor (1) is close to the rotation shaft coupling (515) of a drive shaft coupling fixedly connected with one output shaft (515) of rotation shaft (501), the outer sides of the plurality of connecting rods (522) are fixedly connected with the same sealing inner cylinder (518), the outer sides of the sealing inner cylinders (518) are fixedly connected with scrapers (516) at equal intervals, the sealing inner cylinder (518) and the bottom end plate (520) form a cavity except for an upper end opening, one of the two end plates (511) is fixedly connected with a second drive motor (510), an output shaft of the second drive motor (510) is fixedly connected with a driving shaft (513) through a coupling, the outer sides of the driving shafts (513) are fixedly connected with driving fluted discs (512), and the driving fluted discs (512) are meshed with driven fluted discs (507); the inner side, close to the bottom end, of the dust collection box (1) is provided with a bottom end material receiving buffer assembly (10), the bottom end material receiving buffer assembly (10) comprises a conical flow guide frame (1001), a pressing buffer sheet (1005) is equidistantly connected above the conical flow guide frame (1001) through a hinge, the bottom of each pressing buffer sheet (1005) is fixedly connected with a buffer spring rod (1006), and the other end of the buffer spring rod (1006) is fixedly connected to the outer side of the conical flow guide frame (1001); The dust removal device is characterized in that a supporting ring plate (1002) is fixedly connected to the inner wall of the bottom of the dust removal box (1), damping spring rods (1003) are annularly distributed at the top of the supporting ring plate (1002), a conical flow guide frame (1001) is fixedly connected to the tops of the damping spring rods (1003), a flow guide ring sheet (1004) is fixedly connected to the inner side, close to the conical flow guide frame (1001), of the dust removal box (1), and two discharge holes (7) are formed in the bottom, located between the flow guide ring sheet (1004) and the conical flow guide frame (1001), of the dust removal box (1); The dust collection box (1) is located the reverse subassembly (5) of striking in disorder and breaks away from inboard outside subassembly (9) of scraping, and run through dust collection subassembly (3) including annular communicating pipe (303), annular communicating pipe (303) face outside annular division has the butt joint hole downwards, the inside of every butt joint hole all fixedly connected with runs through pipe (304), the outside of every run through pipe (304) all equidistantly leave there is dust absorption hole one (305), the outside fixedly connected with two installation piece (307) of annular communicating pipe (303), the inboard of dust collection box (1) is all fixedly connected with to two installation piece (307), the top fixedly connected with dust absorption pump one (301) of ground frame (2), the dust absorption end fixedly connected with dust absorption pipe (302) of dust absorption pump one (301), the other end of dust absorption pipe (302) is pegged graft in the inside of annular communicating pipe (303), the dust transmission end fixedly connected with dust guide pipe (306) of dust absorption pump one (301), the other end of dust guide pipe (306) is pegged graft in the inside of dust collection box (4).
  2. 2. The dust removing mechanism for steel slag treatment according to claim 1, wherein the bottom of the bottom end plate (520) is provided with a push-out hole (521), the top of the dust removing box (1) is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a feeding frame (6), the feeding frame (6) is positioned between the sealing inner cylinder (518) and the rotating frame (514), the top inner wall of the dust removing box (1) is fixedly connected with a top hollow dust collecting plate (504), the top hollow dust collecting plate (504) and the feeding frame (6) are distributed in a staggered mode, and dust collecting holes II (517) are formed in the bottom of the top hollow dust collecting plate (504) in an equidistant mode.
  3. 3. The dust removing mechanism for treating steel slag according to claim 2, wherein two grounding frames (2) are fixedly connected to the outer side of the dust removing box (1), a dust collecting box (4) is fixedly connected to the top of one of the grounding frames (2), a dust collecting pump II (502) is fixedly connected to the top of the dust removing box (1), a dust collecting end of the dust collecting pump II (502) is connected to the inner portion of the top hollow dust collecting plate (504) through a pipeline, a conveying pipe (503) is fixedly connected to a dust conveying end of the dust collecting pump II (502), and the other end of the conveying pipe (503) is inserted into the inner portion of the dust collecting box (4).
  4. 4. A dust removing mechanism for treating steel slag according to claim 3, wherein the inside of the push-out hole (521) is fixedly connected with a flow guiding frame (8), the flow guiding frame (8) is positioned at the center of the dust removing box (1), a disorder impact disengaging assembly (9) is arranged below the flow guiding frame (8), and the disorder impact disengaging assembly (9) comprises a mounting ring rod (901).
  5. 5. The dust removing mechanism for treating steel slag according to claim 4, wherein two connecting frames (903) are fixedly connected to the outer side of the mounting ring rod (901), the two connecting frames (903) are fixedly connected to the inside of the dust removing box (1), and bending impact rods (904) are annularly distributed on the outer side of the mounting ring rod (901).
  6. 6. The dust removing mechanism for steel slag treatment according to claim 5, wherein the two sides of the flow guiding frame (8) close to the bottom are fixedly connected with shaft plates (906), the outer side of one of the shaft plates (906) is fixedly connected with a driving motor III (905), an output shaft of the driving motor III (905) is fixedly connected with a driving shaft (902) through a coupling, the other end of the driving shaft (902) is connected to the outer side of the other shaft plate (906) through a bearing, staggered rods (907) are annularly distributed on the outer side of the driving shaft (902), and the staggered rods (907) are located among the plurality of curved impact rods (904).
  7. 7. A dust removing method for treating steel slag using a dust removing mechanism for treating steel slag according to claim 6, characterized by comprising the steps of: After steel slag is led into a rotating frame (514), a first driving motor (501) and a second driving motor (510) are started, the rotating directions of the first driving motor (501) and the second driving motor (510) are opposite, in the rotating process of the rotating frame (514), a hydraulic cylinder (509) is regularly regulated to drive a push-out plate (506) to push the steel slag, so that the steel slag contacts with a reversely rotating scraper (516), the scraper (516) scrapes dust and impurities outside the steel slag, impact is formed between the reversely rotating scraper (516) and the steel slag, in the repeated operation process of the scraper (516), the dust outside removing operation of the steel slag is realized, a dust suction pump II (502) is started, the dust suction pump II (502) collects the scraped dust and impurities through a dust suction hole II (517) on a hollow dust suction plate (504) at the top end, and the scraped dust and impurities are led into a dust box (4); Step two, after the steel slag passes through the reverse scraping assembly (5), the steel slag falls into a disorder rod (907) along a flow guiding frame (8), a driving motor III (905) is started, and the driving motor III (905) drives each disorder rod (907) to rotate and drive the steel slag, so that the steel slag impacts each bending impact rod (904), and dust and impurities outside the steel slag are accelerated to be separated in an impact manner; Step three, after the steel slag is subjected to double dust removal operation of a reverse scraping assembly (5) and a staggered impact disengaging assembly (9), dust and impurities outside the steel slag are separated, a dust suction pump I (301) is started, the dust suction pump I (301) collects dust and impurities in a dust removal box (1) from top to bottom through dust suction holes I (305) on each penetrating pipe (304), and the dust and impurities in the dust removal box (1) are ensured to be the lowest; and fourthly, after the steel slag is subjected to dust removal treatment, the steel slag falls down in the dust removal box (1), in the falling process, the steel slag firstly impacts each pressing buffer sheet (1005), the primary buffering is realized through a buffering spring rod (1006) below the steel slag, the residual force of the steel slag impacts a conical flow guide frame (1001), and the damping spring rod (1003) below the conical flow guide frame (1001) realizes secondary buffering, so that the steel slag is ensured to be stably discharged along a discharge hole (7).

Description

Dust removing mechanism and dust removing method for treating steel slag Technical Field The invention relates to the technical field of steel slag treatment, in particular to a dust removing mechanism and a dust removing method for treating steel slag. Background The steel slag is an industrial solid waste, and is a slag discharged from steel making, and is classified into converter slag, flat slag and electric slag according to furnace type, and its main mineral phases are solid solution formed from tricalcium silicate, dicalcium silicate, calcium forsterite, calcium magnesium rosepside, calcium aluminoferrite and oxides of silicon, magnesium, iron, manganese and phosphorus, and also contains a small quantity of free calcium oxide, metallic iron, fluorapatite and the like. In some areas, because the ore contains titanium and vanadium, the steel slag also contains a little of these components. The contents of various components in the steel slag are greatly different according to the type of a steelmaking furnace, the steel grade and the smelting stage of each furnace steel, and a large amount of dust is generated when the steel slag is treated, so that the dust is required to be collected and treated by a dust removing mechanism. When the existing dust removing mechanism for treating the steel slag is used, only dust generated in each operation of the steel slag is singly collected, however, after the steel slag is treated, some dust and impurities attached to the surface of the steel slag can be adhered to the steel slag to a high degree and cannot be removed, so that more dust can still be generated in the follow-up operation, and the use value of the dust removing mechanism is reduced. Disclosure of Invention The invention discloses a dust removing mechanism for processing steel slag, which aims to solve the technical problem that when the existing dust removing mechanism for processing steel slag is used, only dust generated in each operation of steel slag is singly collected, however, after the steel slag is processed, some dust and impurities attached to the surface of the steel slag are high in adhesion degree with the steel slag and cannot be removed, and more dust still can be generated in the follow-up operation. In order to achieve the above purpose, the present invention adopts the following technical scheme: The dust removing mechanism for treating steel slag comprises a dust removing box, wherein a reverse scraping assembly is arranged at the position, close to the top, of the dust removing box, the reverse scraping assembly comprises a bottom end plate, two mounting frames are fixedly connected to the outer side of the bottom end plate and are fixedly connected to the inner part of the dust removing box, an annular sliding groove is formed in the top of the bottom end plate, an annular sliding rod is slidingly connected to the inner part of the annular sliding groove, a rotating frame is fixedly connected to the top of the annular sliding rod, a driven fluted disc is fixedly connected to the position, close to the middle, of the rotating frame, an outer ring frame is fixedly connected to the outer side, the inner side of the rotating frame is fixedly connected with a baffle plate at equal intervals, the outer ring frame is positioned between every two adjacent baffle plates, a hydraulic cylinder is fixedly connected to the inner side of the outer ring frame, the output fixedly connected with release board of pneumatic cylinder, the top fixedly connected with driving motor of dust removal case is first, and driving motor's output shaft passes through shaft coupling fixedly connected with axis of rotation, and the outside annular that the axis of rotation is close to the bottom distributes there is the interconnect pole, and the outside fixedly connected with of a plurality of interconnect poles is same sealed inner tube, and the outside equidistance fixedly connected with scraper of sealed inner tube, sealed inner tube and bottom form one except that upper end open-ended cavity, one of them the top fixedly connected with driving motor of mounting bracket is second, and driving motor's output shaft passes through shaft coupling fixedly connected with driving shaft, and the outside fixedly connected with initiative fluted disc of driving shaft, initiative fluted disc and driven fluted disc mesh mutually. Through the arrangement of the reverse scraping assembly, after the steel slag is led into the rotating frame, the first driving motor and the second driving motor are both started, the first driving motor and the second driving motor rotate in opposite directions, the hydraulic cylinder is regularly regulated to drive the push-out plate to push the steel slag in the rotating process of the rotating frame so as to enable the push-out plate to contact with the reversely rotating scraper, the scraper scrapes dust and impurities on the outer side of the steel slag, the impact force between the re