Protective device of ultrasonic probe

The utility model provides a protection device of an ultrasonic probe, which comprises an integrated rod, a connecting line is arranged in the integrated rod, one side of the connecting line is fixedly connected with a probe, one side of the integrated rod is provided with a protection mechanism, the protection mechanism comprises a probe protection cover and a limiting groove, and the probe protection cover is fixedly connected with the limiting groove. The top of the first fixing block is fixedly connected with a first limiting block, and the outer side of the first limiting block is slidably connected with the interior of the limiting groove. The protection device of the ultrasonic probe provided by the utility model solves the problems that when a mineral engineering test is carried out on some ultrasonic probes, accidents such as hole collapse, hole blockage and the like often occur due to severe environment, complex interior of a drilled hole and uneven inner wall, the ultrasonic probes are crushed, and