Device for realizing ultrasonic automatic flaw detection of steel rail defects

• Main Authors: ZHU WENFA, FAN GUOPENG, LUO XIN, KUANG DA, WU HONGBO, ZHANG HAIYAN, XIANG YANXUN, ZHU QUANYONG, HU JINGYI
• Format: Patent
• Language: Chinese; English
• Published: 03.01.2023
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a device for realizing ultrasonic automatic flaw detection of steel rail defects, which comprises a flaw detection cart, a signal analysis device and an ultrasonic signal excitation source are arranged at the top of a cart base, and a transducer telescopic fixing frame and an acquisition card telescopic fixing frame which can stretch in the vertical direction are arranged at the bottom of the cart base. The bottom of the transducer telescopic fixing frame and the bottom of the acquisition card telescopic fixing frame are correspondingly connected with an ultrasonic transducer and an echo acquisition card respectively, the ultrasonic transducer is in signal connection with an ultrasonic signal excitation source, the echo acquisition card is in signal connection with a signal analysis device, and the two sides of each set of bottom wheels are each provided with an auxiliary mechanism matched with the rail web of the steel rail. The device for realizing the ultrasonic automatic flaw d