Bridge expansion joint surface damage detection device

• Main Authors: HAN CONG, CHEN XIN, DUAN XIUKAI, SONG RUOWEN, CHEN YUDI, CHAO-YU DIANJIE, WANG YAN
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2023
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model relates to the technical field of bridge expansion joints, and provides a bridge expansion joint surface damage detection device which comprises a supporting unit, a detection unit, a first moving unit and a second moving unit, and the detection unit and the second moving unit are arranged on the supporting unit; the first moving units are symmetrically installed at the lower end of the bearing plate and drive the supporting unit, the detection unit and the second moving unit to move in the length direction of the bearing plate. The second moving unit is arranged at the right end of the bearing block and comprises a movable block arranged in a sliding mode and a first fixing plate fixedly arranged at the lower end of the movable block. The detection unit comprises an ultrasonic flaw detector and an ultrasonic probe, the ultrasonic flaw detector is fixedly arranged at the upper end of the bearing block, and the ultrasonic probe is fixedly arranged at the end, away from the movable block, of t