Ultrasound wave detecting magnetic adsorption creeping device for large-scale storage tank phase array

The utility model is a magnetic absorption climbing device used for large-size storage tank phased-array ultrasonic detection, which allows large-size storage tank phased-array ultrasonic detecting equipment to accomplish ultrasonic scanning on the wall of a large tank. The utility model is composed of a scanner (1) and a magnetic rail part (2); one side of the rectangular tabular guide-way (3) in the magnetic rail part (2) is fixedly connected with a plurality of magnetic blocks (15); the other side of the guide-way (3) is fixedly connected with racks (4); a magnetic circuit switch (14) is arranged on one of the magnetic blocks (15); four clamping wheels (12) are arranged on one side of the scanner frame (17) of the scanner part (2) facing to a storage tank (16); a climbing motor (10) and a motor locking device (11) are arranged on the lower part of the other side; a terminal box (5) and a probe positioning knob (9) are arranged on the upper part; a probe pressing knob (8) and a phased-array probe (13) are a