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CN-122012120-A - Automatic inspection track for small oven door of coke oven

CN122012120ACN 122012120 ACN122012120 ACN 122012120ACN-122012120-A

Abstract

The invention discloses an automatic inspection track of a small oven door of a coke oven, which relates to the field of inspection of the small oven door of the coke oven, and comprises a track component and a cleaning component, the track assembly comprises a plurality of main tracks and a connecting mechanism, and the cleaning assembly comprises a movable frame, a mounting frame, rollers, a driving motor, a cleaning mechanism and a shoveling mechanism. The invention realizes dynamic sealing and temperature difference compensation between adjacent main tracks through the connecting mechanism, isolates dust or tar from invading the joint, the temperature difference compensation can offset track expansion caused by temperature change, ensures track continuity, enables the movable frame to move bidirectionally along the main tracks through the driving motor and the rollers, enables the cleaning mechanism and the scraping mechanism to clean dust on the main tracks, avoids the influence of scale on a running mechanism, the rollers or a corrosion track of inspection equipment, provides a reliable path for the cleaning assembly through stable continuity of the track assembly, ensures that the track is not damaged by scale in the regular cleaning reverse direction of the cleaning assembly, ensures stable operation of the inspection equipment, and improves the inspection efficiency of small oven doors of the coke oven.

Inventors

  • CUI YUANHAI
  • ZHAO ZIWEN
  • SHAO ZHAN

Assignees

  • 中冶焦耐(大连)工程技术有限公司

Dates

Publication Date
20260512
Application Date
20251229

Claims (9)

  1. 1. An automated inspection track for a small oven door of a coke oven, comprising: The rail assembly (1), the rail assembly (1) comprises a plurality of main rails (10), the main rails (10) are installed in the coke oven through hoisting brackets, the main rails (10) are fixed with the hoisting brackets through bolts, two adjacent main rails (10) are connected through a connecting mechanism (11), the connecting mechanism (11) is in dynamic seal with the main rails (10), and the connecting mechanism (11) can compensate the temperature difference of the main rails (10); Cleaning assembly (2), the quantity of cleaning assembly (2) is two at least, and is in respectively the both ends of track subassembly (1) cleaning assembly (2) is including removing frame (20), remove frame (20) upper end symmetry and be provided with two mounting brackets (21), each respectively be provided with a gyro wheel (22) with pivoted mode on mounting bracket (21), each gyro wheel (22) respectively link to each other with a driving motor (23), just the lower extreme laminating of gyro wheel (22) is in main track (10) middle part, the upper end of cleaning assembly (2) is provided with clearance mechanism (24), clearance mechanism (24) are used for getting rid of dust and tar in main track (10) middle part, remove frame (20) lower extreme and be provided with and shovel mechanism (25), shovel mechanism (25) are used for shovel dust and tar of main track (10) lower surface.
  2. 2. The automatic inspection rail for small oven door of coke oven according to claim 1, characterized in that the main rail (10) is i-steel, and the vertical section and two horizontal sections of the main rail (10) are uniformly provided with heat dissipation holes.
  3. 3. The automatic inspection rail for small oven door of coke oven according to claim 1, characterized in that the connecting mechanism (11) comprises two clamping plates (110), the two clamping plates (110) are fixed by bolts, the end part of the main rail (10) is provided with a connecting part (101), the main rail (10) is installed in the clamping plates (110) by the connecting part (101), and a sealing element is arranged between the edges of the clamping plates (110) and the installing part.
  4. 4. An automated inspection rail for a small oven door of a coke oven according to claim 3, characterized in that the clamping plate (110) comprises a vertical plate (1100), two transverse plates (1101) are symmetrically arranged at the end parts of the vertical plate (1100), the side surfaces of the transverse plates (1101) are flush with the contour plane of the main rail (10), two guide posts (1102) are arranged on the inner side of the transverse plates (1101) and on the side, far away from the transverse plates (1101), of the vertical plate (1100), guide grooves (1010) are arranged at corresponding positions of the connecting parts (101), the guide posts (1102) are arranged in the guide grooves (1010) in a sliding manner, reinforcing ribs (1103) are arranged in the middle parts of the transverse plates (1101), and a plurality of roller posts are arranged on the inner side of the transverse plates (1101) and on the side, far away from the transverse plates (1101), of the vertical plates (1100).
  5. 5. The automatic inspection track of a small oven door of a coke oven according to claim 1, characterized in that the outside of the roller (22) is provided with anti-skid patterns.
  6. 6. The automatic inspection track of a small oven door of a coke oven according to claim 1, characterized in that the cleaning mechanism (24) comprises two scraping plates (240), the scraping plates (240) are rotationally and symmetrically arranged on the mounting frame (21), a rolling brush (242) is arranged between the scraping plates (240) and the rolling wheels (22), the rolling brush (242) is rotationally arranged on the mounting frame (21), one end of the rolling brush (242) and the output end of the driving motor (23) are respectively provided with a gear (243), the gears (243) on the rolling brush (242) are meshed with the gears (243) on the output end of the driving motor (23), and the lower end of the rolling brush (242) is attached to the upper end of the horizontal section of the main track (10).
  7. 7. The automatic inspection track of a small oven door of a coke oven according to claim 6, characterized in that an arc plate (244) is further arranged on one side of the scraper (240) far away from the rolling brush (242), and the lower end of the arc plate (244) and the lower end of the scraper (240) are attached to the upper end of the horizontal section of the main track (10).
  8. 8. The automatic inspection track of a small oven door of a coke oven according to claim 7, characterized in that a baffle (245) is arranged at one end of the arc-shaped plate (244) close to the rolling brush (242), comb teeth (2450) are arranged at the edge of the baffle (245), and the baffle (245) is tightly attached to the outer side of the rolling brush (242) through the comb teeth (2450).
  9. 9. The automatic inspection track of a small oven door of a coke oven according to claim 1, characterized in that the scraping mechanism (25) comprises two fixing rods (250), the fixing rods (250) are symmetrically arranged at the side edges of the lower end of the movable frame (20), a shovel plate (251) is arranged at one end, far away from the movable frame (20), of the fixing rods (250) in a sliding manner, a return spring (252) is arranged between the shovel plate (251) and the fixing rods (250), two guide rods (253) are symmetrically arranged at one end, facing the movable frame (20), of the shovel plate (251), and the guide rods (253) are arranged on the movable frame (20) in a sliding manner.

Description

Automatic inspection track for small oven door of coke oven Technical Field The invention relates to the technical field of inspection of small oven doors of coke ovens, in particular to an automatic inspection track of a small oven door of a coke oven ‌. Background The coke oven is core equipment in steel production, and small oven doors (usually tens to hundreds) of the coke oven are distributed on two sides of a coke oven body and are responsible for controlling the heating and gas circulation of the coke oven. The sealing performance and the surface state of the small oven door directly influence the thermal efficiency and the safe production of the coke oven, so that periodic inspection is needed. The traditional manual inspection is high in safety risk, high in coke oven surface temperature, easy to burn, gas poisoning and other accidents, low in inspection efficiency, densely arranged in small oven doors, long in manual inspection time, poor in data accuracy, and easy to miss fine defects due to the fact that manual inspection depends on subjective judgment, so that the problems are effectively solved by the application of automatic inspection equipment, but the traditional inspection rail is thermally expanded due to the fact that a rail material is heated at a continuous high temperature of a coke oven, an existing steel rail is free of a thermal compensation structure, easy to bend and twist, the inspection equipment is blocked or derailed due to the fact that a large amount of coal dust and coke dust are generated in the production process of the coke oven, easy to accumulate on the surface of the rail, an existing rail is free of a cleaning device, friction force between a walking wheel of a robot and the rail is reduced, slipping is caused, meanwhile, the dust enters a rail connection gap, and the rust of a part is accelerated. Disclosure of Invention The invention aims to provide ‌ an automatic inspection track of a small oven door of a coke oven, so as to solve the defects in the prior art. In order to achieve the above object, the present invention provides the following technical solutions: an automated inspection rail for a small oven door of a coke oven, comprising: the rail assembly comprises a plurality of main rails, the main rails are installed in the coke oven through hoisting brackets, the main rails are fixed with the hoisting brackets through bolts, two adjacent main rails are connected through a connecting mechanism, the connecting mechanism is in dynamic seal with the main rails, and the connecting mechanism can compensate the temperature difference of the main rails; The cleaning assembly is at least two in number and is located at two ends of the track assembly respectively the cleaning assembly comprises a moving frame, two mounting frames are symmetrically arranged at the upper ends of the moving frame, each mounting frame is provided with a roller in a rotating mode, each roller is connected with a driving motor, the lower ends of the rollers are attached to the middle of the main track, the upper end of the cleaning assembly is provided with a cleaning mechanism, the cleaning mechanism is used for removing dust and tar in the middle of the main track, and the lower end of the moving frame is provided with a removing mechanism used for removing dust and tar on the lower surface of the main track. Above-mentioned, the main track is the I-steel, just evenly be provided with the louvre on the vertical section of main track and the two horizontal segment. Above-mentioned, coupling mechanism includes two splint, fixes through the bolt between two splint, the tip of main track is provided with connecting portion, main track passes through connecting portion install in the splint, splint with be provided with the sealing member between the edge of installation department. Above-mentioned, splint include vertical board, two tip side by side of vertical board are provided with two diaphragms, the diaphragm face that deviates from with the contour plane looks parallel and level of main track, two the diaphragm is relative one side and the vertical board is kept away from the one side of diaphragm is all provided with two guide posts side by side, the corresponding position of connecting portion is provided with the guide way, the guide post sets up with gliding mode in the guide way, just connecting portion set up two between the diaphragm, two the middle part of diaphragm is provided with the strengthening rib, two the diaphragm is relative one side and the splint is kept away from the one side of diaphragm all is provided with a plurality of roller posts. Above-mentioned, the gyro wheel outside is provided with anti-skidding decorative pattern. Above-mentioned, the clearance mechanism includes two scrapers, the scraper blade sets up with rotation and symmetry mode on the mounting bracket, the scraper blade with be provided with the round brush between the gyro wheel, the round brus