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CN-224230033-U - Vibration silo for dry deslagging of coal-fired power plant

CN224230033UCN 224230033 UCN224230033 UCN 224230033UCN-224230033-U

Abstract

The utility model discloses a vibration silo for dry-type slagging-off of coal-fired power plant relates to dry-type slagging-off technical field, including boiler ash bucket, the export of boiler ash bucket is provided with big sediment breaker, big sediment breaker's output is provided with clearance mechanism and is used for preventing the conveying effect that the stereoplasm sintering piece that produces influences the slag after the high temperature slag cooling, includes in the clearance mechanism: the scraping plate unit is arranged below the large slag crushing device and comprises a trough shell, a sliding seat is slidably arranged in the trough shell, and a group of rotating shafts are rotatably arranged in the sliding seat; the reciprocating unit is provided with the scraper unit, the first motor operates to drive the rotating shaft to rotate, the rotating shaft drives the turntable to rotate, and the turntable drives the scraper to rotate, so that scraping is carried out on the bottom of the inner cavity of the trough shell, hard sintering blocks generated after cooling high-temperature slag are cleaned, and the conveying effect of slag is prevented from being influenced.

Inventors

  • MENG PENGQIANG
  • WU XINGBO

Assignees

  • 南京通用电气装备有限公司

Dates

Publication Date
20260512
Application Date
20250508

Claims (6)

  1. 1. The utility model provides a dry-type vibration silo for slagging-off of coal-fired power plant, includes boiler ash bucket (1), the export of boiler ash bucket (1) is provided with big sediment breaker (3), its characterized in that, the output of big sediment breaker (3) is provided with clearance mechanism (2) and is used for preventing the transport effect of the stereoplasm agglomeration that produces after the high temperature slag cooling influence slag, includes in clearance mechanism (2): The scraping plate unit (21) is arranged below the slag crushing device (3), comprises a trough shell (211), a sliding seat (214) is slidably arranged in the trough shell (211), a group of rotating shafts (215) are rotatably arranged in the sliding seat (214), a rotary table (216) is fixedly arranged at the bottom end of the rotating shafts (215), a plurality of scraping plates (217) are fixedly arranged on the surface of the rotary table (216), and the bottoms of the scraping plates (217) are in contact with the bottom of an inner cavity of the trough shell (211); and a reciprocating unit (22) which is arranged on the front side of the trough shell (211) and is used for providing driving for the movement of the sliding seat (214).
  2. 2. The vibrating trough for dry deslagging of the coal-fired power plant according to claim 1, wherein a chute (212) is formed in the front plate of the trough shell (211), a limit groove (213) is formed in the inner side of the rear plate of the trough shell (211), a sliding seat (214) is positioned in the limit groove (213) and the chute (212) to slide, a plurality of vibration exciters (5) are fixedly arranged at the bottom of the trough shell (211), and a dry deslagging machine (4) is fixedly arranged at the output end of the trough shell (211).
  3. 3. The vibratory trough for dry deslagging of a coal-fired power plant as set forth in claim 1, wherein the top of the sliding seat (214) is fixedly provided with a first motor (218), the output end of the first motor (218) is fixedly connected with the upper end of the rotating shaft (215), and the top of the sliding seat (214) is fixedly provided with a protective shell (219) for protecting the first motor (218).
  4. 4. The vibratory trough for dry slag removal of a coal-fired power plant as set forth in claim 2 wherein the reciprocation unit (22) comprises a stopper post (221) fixedly installed inside the chute (212), and the front end of the slide seat (214) slides on the surface of the stopper post (221).
  5. 5. The vibratory trough for dry deslagging in a coal-fired power plant according to claim 1, wherein a fixing frame (229) is fixedly arranged on the front side of the trough shell (211), a main runner (222) and a secondary runner (223) are rotatably arranged on the inner side of the fixing frame (229), a belt (224) is sleeved between the main runner (222) and the secondary runner (223), a second motor (2210) is fixedly arranged on the outer side of the fixing frame (229), a three-dimensional output end of the second motor (2210) penetrates through the fixing frame (229) and is fixedly connected with the main runner (222), a fixing plate (227) is fixedly arranged on the surface of the belt (224), and a linkage column (228) is fixedly arranged on the inner side of the fixing plate (227).
  6. 6. The vibratory trough for dry deslagging of a coal-fired power plant according to claim 5, wherein a linkage block (225) is fixedly arranged at the front end of the sliding seat (214), a linkage groove (226) is formed in the linkage block (225), and a linkage column (228) is located in the linkage groove (226) and is adapted to slide.

Description

Vibration silo for dry deslagging of coal-fired power plant Technical Field The utility model relates to the technical field of dry deslagging, in particular to a vibrating trough for dry deslagging of a coal-fired power plant. Background The vibration trough utilizes the mechanical vibration principle, and the vibration motor or the vibration exciter generates periodic vibration, so that ash in the trough moves forwards along the trough body under the vibration effect. According to the patent name, a dry slag removal three-stage conveying system (the patent publication number is CN210425071U, the patent publication number is 2020-04-28), the slag receiving ends of the horizontal sections of the first-stage slag remover, the second-stage slag remover and the steel belt conveyor in the third-stage slag remover are slag receiving ends, the slag receiving ends of the first-stage slag remover are arranged at the outlet of a large slag pre-crushing device, a first excessive slag hopper connected with the slag receiving ends of the second-stage slag remover is arranged at the slag discharging ends of the first-stage slag remover, a second excessive slag hopper connected with the slag receiving ends of the third-stage slag remover is arranged at the slag discharging ends of the third-stage slag remover, a slag storage bin is arranged below the slag crusher, the slag discharging device of the slag storage bin is connected with the slag storage bin, and the center of the lower end opening of the boiler slag discharging hopper is relatively deviated from the center of the upper end of the slag inlet of the slag storage bin. The slag temperature reaching the slag crusher can be greatly reduced, and the slag crusher can be suitable for various power plant boiler arrangement forms. Based on the prior art, the conventional vibrating trough for dry deslagging of the coal-fired power plant has the following problems that a static slag layer is easy to form at the bottom of the conventional vibrating trough, and high-temperature slag is cooled to generate hard sintering blocks to influence the conveying effect of slag. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a vibrating trough for dry deslagging of a coal-fired power plant, which solves the problems that the conventional vibrating trough for dry deslagging of the coal-fired power plant is easy to form a static slag layer at the bottom, and hard sintering blocks are generated after high-temperature slag is cooled, so that the conveying effect of slag is affected. The utility model aims at achieving the purposes, and the technical scheme is that the vibrating trough for dry deslagging of the coal-fired power plant comprises a boiler ash bucket, wherein a large slag crushing device is arranged at an outlet of the boiler ash bucket, a cleaning mechanism is arranged at an output end of the large slag crushing device and used for preventing a conveying effect of slag from being influenced by hard sintering blocks generated after cooling high-temperature slag, and the cleaning mechanism comprises: The scraping plate unit is arranged below the large slag crushing device and comprises a trough shell, a sliding seat is slidably arranged in the trough shell, a group of rotating shafts are rotatably arranged in the sliding seat, a turntable is fixedly arranged at the bottom end of the rotating shafts, a plurality of scraping plates are fixedly arranged on the surface of the turntable, and the bottoms of the scraping plates are in contact with the bottom of the inner cavity of the trough shell; And the reciprocating unit is arranged at the front side of the trough shell and is used for driving the sliding seat to move. Preferably, a chute is formed in the front plate of the chute shell, a limit groove is formed in the inner side of the rear plate of the chute shell, the sliding seat slides in the limit groove and the chute, a plurality of vibration exciters are fixedly arranged at the bottom of the chute shell, and a dry slag remover is fixedly arranged at the output end of the chute shell. Preferably, the top fixed mounting of sliding seat has first motor, and the output and the pivot upper end fixed connection of first motor, and the top fixed mounting of sliding seat has the protecting crust to be used for protecting first motor. Preferably, the reciprocating unit comprises a limiting column fixedly installed inside the sliding groove, and the front end of the sliding seat is located on the surface of the limiting column to slide. Preferably, the front side of silo casing fixed mounting has the mount, and the inboard rotation of mount installs main runner and secondary runner, and the cover is equipped with the belt between main runner and the secondary runner, and the outside fixed mounting of mount has the second motor, and the three-dimensional output of second motor runs through mount and main runner fixed connection, and the