Ultrasonic flaw detector convenient to carry

The utility model provides an ultrasonic flaw detector convenient to carry, including the instrument body, the up end of instrument body is provided with the display that shows the test result, is located terminal surface under the display still be provided with operating panel on the instrument body, the side of instrument body is equipped with the connecting wire that possesses certain hardness, the end of connecting wire is provided with the probe that is used for detecting a welding inside scar, instrument body sliding connection have be used for the protection the lid of display, the lower terminal surface of instrument body be equipped with be used for with the cover body of arm before human is fixed to the instrument body, the cover body with the length that instrument body fixed connection contacted is less than slightly the length of instrument body. The beneficial effects of the utility model are that: it is longer through setting up length the cover body makes instrument body whole more firm the fi