Ultrasonic guide walking stick

The utility model discloses an ultrasonic guide walking stick which is mainly used for solving the problem of poor guide effect of the conventional low-cost guide walking stick. The ultrasonic guide walking stick is characterized in that the lower end of a walking stick rod is connected with a disk through a spherical universal joint; a plurality of ultrasonic emission holes are formed at the periphery of the disk along a circumferential direction; an ultrasonic control box is arranged in the disk and consists of a singlechip system, a power amplification circuit, an ultrasonic emitter, an ultrasonic receiver, a signal compensation amplification circuit, a voice prompting module and a power supply module; an ultrasonic emission starting signal generated by the singlechip system is amplified by the power amplification circuit and input to the signal input end of the ultrasonic emitter; an ultrasonic receiving signal output by the output end of the ultrasonic receiver is processed by the signal compensation amp