CN-117286300-B - Repairing system for steel tapping hole of continuous casting converter

Abstract

The invention discloses a repairing system of a tap hole of a continuous casting converter, which relates to the technical field of continuous casting, and comprises a tap hole detection module, a data analysis module and a repairing module, wherein the tap hole detection module is used for detecting and acquiring images, surface temperatures and internal structures of the tap hole, the data analysis module is electrically connected with the tap hole detection module and used for analyzing data acquired by the tap hole detection module, and the repairing module is electrically connected with the data analysis module and used for generating a repairing scheme based on analysis results of the data analysis module. The repairing system for the steel tapping hole of the continuous casting steel converter can detect and collect images, surface temperatures and internal structures of the steel tapping hole with high precision by utilizing various devices such as an infrared camera, an ultrasonic probe and a thermal imager, improves the accuracy and reliability of detection, and ensures the early recognition of the steel tapping hole.

Inventors

• WAN XUEFENG
• HU JINYU
• WANG QINGCHUAN
• DENG BIRONG
• WU PINGHUI
• LIANG LIANG
• LIU YUNHUA
• Tan Dajin
• XU GUANG
• Huang Lunpei
• CHANG TING

Assignees

• 湖南华菱涟源钢铁有限公司

Dates

Publication Date

20260512

Application Date

20230926

Claims (8)

1. 1. A repair system for a tap hole of a continuous casting converter, comprising: the tapping hole detection module is used for detecting and collecting images, surface temperature and internal structure of the tapping hole; the data analysis module (50) is electrically connected with the tap hole detection module and is used for analyzing the data acquired by the tap hole detection module; The repair module (60) is electrically connected with the data analysis module (50) and generates a repair scheme based on the analysis result of the data analysis module (50); The system further comprises an execution module (40) electrically connected with the repair module (60) for executing a repair operation according to a repair scheme, the repair operation comprising: a. Repairing the surface damage by using a coating material; b. For the internal structural problem, local repair or replacement of the damaged portion is performed.
2. 2. A system for repairing a tap hole of a continuous casting converter according to claim 1, characterized in that said tap hole detection module comprises an infrared camera (10), an ultrasonic probe (20) and a thermal imager (30).
3. 3. A repair system for a tap hole of a continuous casting converter according to claim 2, characterized in that the infrared camera (10) is adapted to capture an image or video of the tap hole, the ultrasonic probe (20) transmits ultrasonic waves to the tap hole and measures its reflected signal to identify internal defects, and the thermal imager (30) captures an image of the temperature distribution of the surface of the tap hole.
4. 4. A repair system for a continuous casting converter tap hole according to claim 1, wherein the coating material is a hot dip galvanised coating.
5. 5. A repair system for a tap hole of a continuous casting converter according to claim 1, wherein the coating material is one or more of high temperature silica gel, ceramic gel and silicone.
6. 6. The repairing system of the steel tapping hole of the continuous casting converter according to claim 1, further comprising an alarm module (70) electrically connected with the repairing module (60), wherein when the repairing module (60) cannot generate a repairing scheme based on the analysis result, the alarm module (70) sounds a buzzer to remind a worker to machine the steel tapping hole to restore the original diameter.
7. 7. A system for repairing a tap hole of a continuous casting converter according to claim 1, characterized in that said data analysis module (50) is specifically adapted to: c. Receiving images, surface temperature and ultrasonic data acquired by a tap hole detection module; d. preprocessing the received data, including noise removal, image enhancement and data calibration; e. The images of the tap hole are analyzed by image processing techniques to identify surface cracking, corrosion and temperature anomalies.
8. 8. A system for repairing a tap hole of a continuous casting converter according to claim 7, wherein said data analysis module (50) is further adapted to: f. analyzing the ultrasonic data to identify internal defects; g. Thermal imaging technical analysis is performed on the surface temperature data of the tap hole to determine temperature distribution and thermal damage.

Description

Repairing system for steel tapping hole of continuous casting converter Technical Field The invention belongs to the technical field of continuous casting steel, and particularly relates to a repairing system for a steel tapping hole of a continuous casting steel converter. Background Continuous casting converters (hereinafter referred to as converters) are important equipment in the metallurgical industry for continuous production of steel. During the operation of the converter, the high-temperature liquid metal produced in the smelting process in the converter enters the subsequent working procedure through the tapping hole. However, converter tap holes often face severe wear and tear problems due to erosion and scouring of the high temperature liquid metal, resulting in reduced performance and reduced service life of the tap hole. At present, the detection and repair of the tap hole usually depend on manual inspection and maintenance, and the method has obvious defects. First, the high temperature environment poses a potential threat to the health of operators because they need to be inspected and maintained under high temperature conditions. Secondly, manual detection is easily affected by subjective factors, and potential problems of the tap hole may not be accurately identified. Accordingly, the present invention provides a repairing system for a tap hole of a continuous casting converter to solve the problems set forth in the background art. Disclosure of Invention The object of the present invention is to provide a system for repairing a tap hole of a continuous casting converter which solves at least one of the problems and drawbacks set forth in the background art mentioned above. According to one aspect of the invention, a repairing system of a tap hole of a continuous casting converter is provided, which comprises a tap hole detection module, a data analysis module and a repairing module, wherein the tap hole detection module is used for detecting and acquiring images, surface temperatures and internal structures of the tap hole, the data analysis module is electrically connected with the tap hole detection module and used for analyzing data acquired by the tap hole detection module, and the repairing module is electrically connected with the data analysis module and used for generating a repairing scheme based on analysis results of the data analysis module. As a further technical scheme of the invention, the tapping hole detection module comprises an infrared camera, an ultrasonic probe and a thermal imager. As a further technical scheme of the invention, the infrared camera is used for capturing images or videos of the tapping hole, the ultrasonic probe is used for sending ultrasonic waves to the tapping hole and measuring reflection signals of the ultrasonic waves to identify internal defects and cracks, and the thermal imager is used for capturing temperature distribution images of the surface of the tapping hole. As a further technical scheme of the invention, the repairing device further comprises an execution module which is electrically connected with the repairing module and is used for executing repairing operation according to the repairing scheme. As a further technical solution of the present invention, the repairing operation includes: a. Repairing the surface damage by using a high-temperature-resistant coating or coating material; b. For the internal structural problem, local repair or replacement of the damaged portion is performed. As a further technical scheme of the invention, the high-temperature-resistant coating is a hot dip galvanized coating. As a further technical scheme of the invention, the coating material is one or more of high-temperature silica gel, ceramic gel and silicone. As a further technical scheme of the invention, the steel tapping hole repairing device further comprises an alarm module which is electrically connected with the repairing module, and when the repairing module cannot generate a repairing scheme based on an analysis result, the alarm module sounds a buzzer to remind a worker to machine the steel tapping hole so as to restore the original diameter of the steel tapping hole. As a further technical solution of the present invention, the data analysis module is specifically configured to: c. receiving images, surface temperature and sound wave or ultrasonic data acquired by the tap hole detection module; d. preprocessing the received data, including noise removal, image enhancement and data calibration; e. The images of the tap hole are analyzed by image processing techniques to identify surface cracking, corrosion and temperature anomalies. As a further technical solution of the present invention, the data analysis module is further configured to: f. Analyzing the ultrasonic data to identify internal defects, cracks, and structural problems; g. Thermal imaging technical analysis is performed on the surface temperature data of the tap hole to det