Track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device

The invention discloses a track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device and belongs to the technical field of measurement. The track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device comprises a starting point fixing block, an end point fixing block, a starting point fixing block pulley device, an end point fixing block pulley device, a starting point track groove, an end point track groove, a pulley, a pulley middle connecting shaft, a level gauge device, a pulley vehicle track groove, a suspending rod, an ultrasonic detection system, a probe and a control cabinet body, wherein a system power supply, a speed control system, a data acquisition system, a data analysis system and an output system are arranged in the control cabinet body. According to the track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device, the basic principle of ultrasonic ranging is adopted, and a pulley vehicle detection device body is c