Search

CN-117267742-B - Flue cleaning device

CN117267742BCN 117267742 BCN117267742 BCN 117267742BCN-117267742-B

Abstract

The invention belongs to the technical field of flue cleaning, in particular to a flue cleaning device, which comprises a flue shell, wherein the flue positioning device comprises a bottom plate, two sides of the bottom plate are respectively provided with a protective shell, the upper surface of the bottom plate is fixedly connected with a jack post, the circumferential surface of the jack post is fixedly connected with four cleaning components distributed in a circumferential array, each cleaning component corresponds to the inner wall of a flue at each side, each cleaning component comprises a scraper fixedly connected with the circumferential surface of the jack post, an electric push rod fixedly connected with the upper surface of the bottom plate, a push plate fixedly connected with the output end of the electric push rod, a cleaning plate slidably arranged on the upper surface of the scraper, an auxiliary plate is slidably arranged on the lower surface of the cleaning plate, the bottom end of the auxiliary plate is provided with an inclined plane matched with the push plate, and the problem that deposited ash with high viscosity is continuously accumulated and attached to the top end of the scraping rod is solved through the arrangement of the cleaning components.

Inventors

  • ZHAO XIAOJUN
  • LIU JUN
  • LIU JUN
  • YU HAIDONG
  • WEI QINQIN
  • SHI YI
  • GUO MENGYUAN

Assignees

  • 江苏沙钢集团有限公司
  • 张家港宏昌钢板有限公司

Dates

Publication Date
20260505
Application Date
20231113

Claims (9)

  1. 1. The flue cleaning device is placed in a flue, the flue comprises a flue shell (1), and is characterized by comprising a bottom plate (2), wherein protective shells (3) are arranged on two sides of the bottom plate (2), a top column (21) is fixedly connected to the upper surface of the bottom plate (2), four cleaning components distributed in a circumferential array are fixedly connected to the circumferential surface of the top column (21), each cleaning component corresponds to the inner wall of the flue on each side, and each cleaning component comprises a scraper (24) fixedly connected to the circumferential surface of the top column (21); the electric push rod (25) is fixedly connected to the upper surface of the bottom plate (2); The push plate (26) is fixedly connected with the output end of the electric push rod (25); The cleaning plate (29) is arranged on the upper surface of the scraper (24) in a sliding manner, an auxiliary plate (216) is arranged on the lower surface of the cleaning plate (29), and an inclined surface which is connected with the pushing plate (26) in a sliding manner is arranged at the bottom end of the auxiliary plate (216); Two sliding grooves (213) penetrating through the scraper (24) are formed in the surface of the scraper (24), a sliding block (214) is fixedly connected to the lower surface of the cleaning plate (29), a limiting block (215) is fixedly connected to the lower surface of the sliding block (214), and the limiting block (215) is fixedly connected with the auxiliary plate (216).
  2. 2. The flue cleaning device according to claim 1, wherein the upper surface of the scraper (24) is fixedly connected with a limiting plate (27), a first groove (28) is formed between the limiting plate (27) and the scraper (24), the cleaning plate (29) slides in the first groove (28), and a screw (22) and a bolt (23) are arranged at the position, corresponding to each scraper (24), of the circumference of the jacking column (21) for detachable replacement of the scraper (24).
  3. 3. The flue cleaning device according to claim 2, wherein one end of the limiting plate (27) close to the sliding-out of the cleaning plate (29) is fixedly connected with two fixing rods (212), one sides of the two fixing rods (212) close to each other are rotatably provided with cleaning brush rollers (211), and the circumferential surface of each cleaning brush roller (211) is provided with a plurality of plastic bristles for cleaning the cleaning plate (29).
  4. 4. The flue cleaning device according to claim 1, wherein a dust settling component is further arranged on one side of the push plate (26), and the dust settling component comprises a plurality of first elastic sheets (219) fixedly connected to one side of the push plate (26); The baffle plates (210) are fixedly connected to the upper surface of the bottom plate (2), and one side of each cleaning assembly, corresponding to the scraper (24), is provided with the baffle plate (210); a fixed plate (217) fixedly connected to one side of the baffle plate (210) close to the scraper (24), wherein one end of each first elastic sheet (219) far away from the push plate (26) is fixedly connected with the fixed plate (217); A fixing piece (220) fixedly connected to the upper surface of the first elastic piece (219), a piston rod (221) is fixedly connected to the upper surface of the fixing piece (220), and a piston plate (222) is fixedly connected to the upper surface of the piston rod (221); And a spray box (223) fixed on one side of the fixed plate (217) close to the push plate (26), wherein the piston rod (221) and the piston plate (222) do piston movement in the spray box (223), so that the spray box (223) sprays water mist to reduce dust in the flue being cleaned.
  5. 5. The flue cleaning device according to claim 4, wherein a plurality of positioning blocks (218) are fixedly connected to one side of the push plate (26), the number of the positioning blocks (218) is the same as that of the first elastic pieces (219), and each elastic piece is arranged below the first elastic piece (219) and is used for enabling the first elastic piece (219) to deform upwards only.
  6. 6. The flue cleaning device according to claim 1, wherein the two sides of the bottom plate (2) are respectively provided with a protective shell (3), a first bevel gear (31) is arranged in the protective shell (3), one side of the first bevel gear (31) is fixedly connected with the output end of a motor in the bottom plate (2), the first bevel gear (31) is meshed with two second bevel gears (32), one side of each second bevel gear (32) is fixedly connected with a rotating shaft (38), one end of each rotating shaft (38) far away from each second bevel gear (32) is fixedly connected with a rotating wheel (36), a positioning frame (34) is arranged at the position of the bottom plate (2) corresponding to the rotating wheel (36), a positioning groove (35) is formed in the positioning frame (34), the rotating wheel (36) is arranged in the positioning groove (35), and one side of each rotating shaft (38) penetrating through the positioning frame (34) is fixedly connected with the rotating wheel (36).
  7. 7. A flue cleaning device according to claim 6, wherein a fixing frame (33) is rotatably connected to the middle part of each rotating shaft (38), one end of the fixing frame (33) is fixedly connected to the bottom plate (2), and the rotating shafts (38) penetrate through the fixing frames (33) in a rotating mode.
  8. 8. A flue cleaning device according to claim 6, wherein a rubber ring (37) is fixedly connected to the circumferential surface of each rotating wheel (36), and the rubber ring (37) is used for increasing friction between the rotating wheel (36) and the inner wall of the flue housing (1).
  9. 9. The flue cleaning device according to claim 1, wherein a second groove body (4) is formed in the lower surface of the bottom plate (2), a fan body (41) is rotatably arranged in the second groove body (4), and the fan body (41) is fixedly connected with an output end of a motor in the bottom plate (2) and used for assisting the cleaning device to move upwards.

Description

Flue cleaning device Technical Field The invention relates to the technical field of flue cleaning, in particular to a flue cleaning device. Background In the smelting production process of the electric furnace, dust is collected by four-hole flue of the furnace shell of the electric furnace, oxygen blowing process of oxygen gun on side wall of electric furnace slag on the surface of the medium molten steel is splashed up, is adhered to the four-hole flue of the electric furnace. Long-time slag accumulation can influence the air quantity and air speed in a flue, influence workshop dust removal parameters and the like, and dust is accumulated in a dust removal pipeline due to the reduction of the air speed. One patent application with the publication number of CN218532174U discloses a novel flue cleaning device, through wholly placing cleaning device inside the flue after, utilize pumping mechanism and the cooperation of component of giving vent to anger to drive the gyro wheel and make the whole removal in the flue of device, utilize the pneumatic lever to adjust the flexible laminating of flat brush mechanism and flue inner wall simultaneously, can adapt to adjust the cleaning dynamics to the flue is inside, has improved the flexibility of device clearance to the cleaning effect to the flue has been guaranteed. Above-mentioned scheme still has some problems in practical application, scrapes the strip when scraping the clearance to the flue inner wall, because slag and deposition are fixed at the inner wall of flue through long-time piling up, scrapes the strip when scraping the work, and the deposition that some stickness are stronger can be constantly piled up and attached to the top of scraping the strip to make scrape the subsequent effect of scraping of strip and reduce, lead to the clearance effect of whole flue relatively poor. Disclosure of Invention Therefore, the technical problem to be solved by the invention is to overcome the prior art. In order to solve the technical problems, the invention provides a flue cleaning device which is placed in a flue, wherein the flue comprises a flue shell, the flue positioning device comprises a bottom plate, two sides of the bottom plate are respectively provided with a protective shell, the upper surface of the bottom plate is fixedly connected with a jacking column, the circumferential surface of the jacking column is fixedly connected with four cleaning components distributed in a circumferential array, each cleaning component corresponds to the inner wall of the flue at each side, and each cleaning component comprises a scraper fixedly connected to the circumferential surface of the jacking column; The electric push rod is fixedly connected to the upper surface of the bottom plate; The push plate is fixedly connected to the output end of the electric push rod; The cleaning plate is arranged on the upper surface of the scraper in a sliding manner, an auxiliary plate is arranged on the lower surface of the cleaning plate in a sliding manner, and an inclined plane matched with the pushing plate is arranged at the bottom end of the auxiliary plate. In one embodiment of the invention, two sliding grooves penetrating through the scraper are formed in the surface of the scraper, a sliding block is fixedly connected to the lower surface of the cleaning plate, a limiting block is fixedly connected to the lower surface of the sliding block, and the limiting block is fixedly connected with the auxiliary plate. In one embodiment of the invention, the upper surface of the scraper is fixedly connected with a limiting plate, a first groove is formed between the limiting plate and the scraper, the cleaning plate slides in the first groove, and a screw rod and a bolt are arranged at the position, corresponding to each scraper, of the circumference of the jacking column for detachable replacement of the scraper. In one embodiment of the invention, one end of the limiting plate, which is close to the sliding-out end of the cleaning plate, is fixedly connected with two fixing rods, one sides of the two fixing rods, which are close to each other, are rotatably provided with a cleaning brush roller, and the circumferential surface of the cleaning brush roller is provided with a plurality of plastic bristles for cleaning the cleaning plate. In one embodiment of the invention, one side of the push plate is also provided with a dust falling component, and the dust falling component comprises a plurality of first elastic sheets fixedly connected to one side of the push plate; The baffle plates are fixedly connected to the upper surface of the bottom plate, and one side of each cleaning component, corresponding to the scraper, is provided with the baffle plate; the fixed plate is fixedly connected to one side of the baffle close to the scraper, and one end of each first elastic piece, which is far away from the push plate, is fixedly connected with the fixed plate; the fixed piece i