Application system of ultrasonic ranging in X ray automatic tracking protection curtain

The utility model discloses an application system of ultrasonic ranging in X ray automatic tracking protection curtain, including energizer, plumbous cloth, bulb and the control unit, during the spouton the bracing piece is installed to the energizer, and the base of bracing piece lower extreme and room body fixed connection, install ultrasonic transmitter on the base of energizer lower extreme,the slide bar of plumbous cloth is installed in the spout on the bracing piece, wire rope's one end and motor change epaxial rotation wheel fixed connection, the bulb passes through the telescopic link and fixes the top at the room body, be connected through signal converting unit between ultrasonic transmitter and the input unit, be connected through output unit between the control unit and the motor. The utility model discloses a signal of ultrasonic transmitter transmission is measured apart from the distance of energizer, and the rethread system adjusts the distance about the plumbous cloth for plumbous cloth can s