Two side chain formulas of PAUT abnormal shape flange butt joint straight tube welding seam are swept and are looked into ware

The utility model provides a two side chain formulas of PAUT abnormal shape flange butt joint straight tube welding seam are swept and are looked into ware, wherein articulated branch one end connect walking magnetic wheel, be provided with the spring support arm on the articulated branch, the PAUT probe is connected to spring support arm lower extreme, the articulated branch other end is provided with the spring support arm through articulated fixed screwed connection connexon pole on the connexon pole, the PAUT probe is connected to spring support arm lower extreme, the connexon pole other end passes through the fixed screwed connection of primary and secondary pole and connects female pole, the other end of connecting female pole passes through active link fixed screw fixed active link (8), the advantage does: having solved the PAUT phased array and having detected the unable difficult problems that detect of the two sides of special -shaped structure flange butt joint straight tube welding seam, the PAUT