CN-224212708-U - Inner wall cleaning mechanism for hot galvanizing continuous annealing furnace

CN224212708UCN 224212708 UCN224212708 UCN 224212708UCN-224212708-U

Abstract

The utility model relates to the technical field of annealing furnace cleaning, in particular to an inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace, which comprises an annealing furnace body, wherein a movable support is arranged on the surface of the annealing furnace body, a driving roller is fixedly arranged on the surface of the movable support, and a first motor is fixedly connected on the surface of the movable support. According to the utility model, the driving roller slides on the outer wall of the annealing furnace body, the supporting roller and the supporting roller are matched to drive the whole movable support to move along a circular path at the top of the annealing furnace body, and the guide plate and the scraping plate are driven by the composite piston cylinder through the multistage piston rod to lift in the annealing furnace body, so that the scraping plate can move along a spiral path on the inner wall of the annealing furnace body, and carbon deposition in the annealing furnace body is completely hung off by the scraping plate in the moving process, so that the carbon deposition on the inner wall of the annealing furnace body is cleaned in a time-saving and labor-saving manner, and potential safety hazards are avoided.

Inventors

LI BO
YU HONGWEI
DU KUN
Fei Chunling

Assignees

天津市新宇彩板有限公司

Dates

Publication Date: 20260508
Application Date: 20250610

Claims (7)

1. An inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace comprises an annealing furnace body (1), and is characterized in that a movable support (2) is arranged on the surface of the annealing furnace body (1), a driving roller (21) is fixedly arranged on the surface of the movable support (2), a first motor (22) is fixedly connected on the surface of the movable support (2), a driving rotating rod (23) is fixedly connected on an output shaft of the first motor (22), the driving rotating rod (23) is fixedly connected at a rolling end of the driving roller (21), a supporting roller (24) is fixedly connected on the surface of the movable support (2), a lead screw (26) is fixedly connected on the output shaft of the annealing furnace body (1), a square nut (27) is connected on the surface of the lead screw (26), a compound piston cylinder (3) is fixedly connected on the bottom of the square nut (27), a limit roller (34) is fixedly arranged on the surface of the compound piston cylinder (3), a guide plate (31) is fixedly connected with a spring (32), the scraper (33) is slidingly connected to the surface of the guide plate (31).
2. The inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace according to claim 1, wherein the movable bracket (2) is L-shaped, two groups of driving rollers (21) are arranged, and rolling ends of the two groups of driving rollers (21) are in contact connection with the outer wall of the annealing furnace body (1).
3. The inner wall cleaning mechanism for a hot dip galvanizing continuous annealing furnace according to claim 1, wherein the first motor (22) drives a driving rotating rod (23) to rotate through an output shaft, and the driving rotating rod (23) drives rolling ends of two groups of driving rollers (21) to roll on the outer wall of the annealing furnace body (1).
4. The inner wall cleaning mechanism for a hot dip galvanizing continuous annealing furnace according to claim 1, wherein the rolling contact of the supporting roller (24) is connected to the top of the annealing furnace body (1), the annealing furnace body (1) supports the movable bracket (2) through the supporting roller (24), and the supporting roller (24) rolls along a circular path on the top of the movable bracket (2).
5. The inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace according to claim 1, wherein a guide hole is formed in the surface of the movable support (2), the second motor (25) drives a screw rod (26) to rotate through an output shaft, and the screw rod (26) slides on the guide hole of the movable support (2) through a square nut (27) driven by rotation.
6. The inner wall cleaning mechanism for the hot galvanizing continuous annealing furnace according to claim 1, wherein the square nut (27) drives the composite piston cylinder (3) and the limiting roller (34) to synchronously slide, the limiting roller (34) is provided with two groups, rolling ends of the two groups of limiting rollers (34) are in contact connection with the inner wall of the annealing furnace body (1), and the composite piston cylinder (3) moves the guide plate (31) to lift in the annealing furnace body (1) through a piston rod.
7. The mechanism for cleaning the inner wall of a continuous annealing furnace for hot dip galvanizing, as claimed in claim 6, wherein the surface of the guide plate (31) is provided with guide grooves, the springs (32) are arranged on the guide grooves of the guide plate (31), the guide plate (31) is provided with a plurality of groups, the scraping plates (33) slide on the guide grooves of the guide plate (31), and the elastic force of the springs (32) acts on the scraping plates (33).

Description

Inner wall cleaning mechanism for hot galvanizing continuous annealing furnace Technical Field The utility model relates to the technical field of annealing furnace cleaning, in particular to an inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace. Background In the production process of the hot galvanizing continuous annealing furnace, zinc vapor reacts with oxygen in the furnace atmosphere at high temperature in the furnace to generate solid zinc oxide, and the solid zinc oxide is gradually deposited on the inner wall of the furnace to form carbon deposit. The carbon deposition on the inner wall of the annealing furnace generally adopts a traditional cleaning method of manually scraping the inner wall of the annealing furnace, and has the problems of low efficiency, high labor intensity, multiple potential safety hazards and the like, so that the inner wall cleaning mechanism for the hot dip galvanizing continuous annealing furnace is designed. Disclosure of utility model The utility model aims to provide an inner wall cleaning mechanism for a hot galvanizing continuous annealing furnace, which aims to solve the problems of low efficiency, high labor intensity and high potential safety hazard caused by manual cleaning of carbon deposition on the inner wall of the conventional annealing furnace in the background technology. The inner wall cleaning mechanism for the hot galvanizing continuous annealing furnace comprises an annealing furnace body, wherein a movable support is arranged on the surface of the annealing furnace body, a driving roller is fixedly arranged on the surface of the movable support, a first motor is fixedly connected on the surface of the movable support, a driving rotating rod is fixedly connected on an output shaft of the first motor, the driving rotating rod is fixedly connected at a rolling end of the driving roller, a supporting roller is fixedly connected on the surface of the movable support, a second motor is fixedly connected on the surface of the annealing furnace body, a screw rod is fixedly connected on an output shaft of the second motor, a square nut is in threaded connection on the surface of the screw rod, a composite piston cylinder is fixedly connected at the bottom of the square nut, a limit roller is fixedly arranged on the surface of the composite piston cylinder, a guide plate is fixedly connected on the piston end of the composite piston cylinder, a spring is fixedly connected on the surface of the guide plate, a scraping plate is fixedly connected on the surface of the spring, and the scraping plate is in sliding connection on the surface of the guide plate. Preferably, the movable support is L-shaped, two groups of driving rollers are arranged, and rolling ends of the two groups of driving rollers are in contact connection with the outer wall of the annealing furnace body. Preferably, the first motor drives the driving rotating rod to rotate through the output shaft, and the driving rotating rod drives the rolling ends of the two groups of driving rollers to roll on the outer wall of the annealing furnace body. Preferably, the rolling end contact of the supporting roller is connected to the top of the annealing furnace body, the annealing furnace body supports the movable support through the supporting roller, and the supporting roller rolls along a circular path at the top of the movable support. Preferably, a guide hole is formed in the surface of the movable support, the second motor drives the screw rod to rotate through the output shaft, and the screw rod slides on the guide hole of the movable support through the square nut driven by rotation. Preferably, the square nut drives the compound piston cylinder and the limiting roller to synchronously slide, the limiting roller is provided with two groups, rolling ends of the two groups of limiting rollers are in contact connection with the inner wall of the annealing furnace body, and the compound piston cylinder moves the guide plate to lift inside the annealing furnace body through the piston rod. Preferably, the surface of the guide plate is provided with guide grooves, the springs are located on the guide grooves of the guide plate, the guide plate is provided with a plurality of groups, the scraping plates slide on the guide grooves of the guide plate, and the elastic force of the springs acts on the scraping plates. Compared with the prior art, the utility model has the beneficial effects that: 1. This clearance mechanism drives the drive bull stick through the output shaft of first motor and rotates, and the drive bull stick can slide on annealing stove body outer wall through the rolling end of driving roller, and supporting roller can drive whole movable support and remove along circular path at annealing stove body top in the cooperation to compound piston cylinder drives deflector and scraper blade and goes up and down at annealing stove body inside through multistage pist