| 摘要 |
PROBLEM TO BE SOLVED: To provide a bowl type drainage trap piping connector and a piping connection jig capable of simply and surely connecting regeneration work execution piping to a bowl type drainage trap in a tightly closed state. SOLUTION: In the bowl type drainage trap 1 at least equipped with a main body 11 having a double cylinder structure with upper open parts by connecting an inner cylinder section 11a to an outer cylinder section 11b in lower parts and a bowl 12 closing the upper part of the inner cylinder section 11a by an opening section of the bowl having a bowl-shape, it is the bowl type drainage trap piping connector connecting the piping 4 for carrying out work regenerating an interior wall of a drain pipe 5 connected downward of the bowl type drainage trap 1 from the inner cylinder section side through a joint 2 to the outer wall of the inner cylinder section 11a, and the joint 2 is equipped with a joint body 21 having a connecting section 21a connecting the piping 4 and a catching structure having a polygonal nut 22 catching the exterior wall of the inner cylinder section 11a by screwing to a screw section 21b provided to the lower end of the joint body 21. COPYRIGHT: (C)2006,JPO&NCIPI
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