| 摘要 |
PROBLEM TO BE SOLVED: To provide a connecting structure of a detachment prevention pipe joint preventing a connecting pipe from easily detached therefrom without spoiling the easiness of the conventional connecting works and water tightness. SOLUTION: This connecting structure of the invented detachment prevention pipe joint is that a detachment prevention ring receiving recessed groove 3 is formed in the internal circumferential face in the inner side of a socket part 2 provided in one edge of the pipe 1, a detachment preventing ring 4 composed of an elastic material notched in its one part is fitted in the recessed groove 3, and an engagement part 5 engaged with the internal edge of the detachment prevention ring provided in the socket part of another pipe to be connected thereto.
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