Quick installed joint assembly for use in water supply pipeline, has accommodation part whose inside wall forms supporting surface for wedge-like portions of stopper portion of sleeve to be supported

摘要

The assembly has a fitting body (1) with an accommodation part extending from a chamber (12). An end of an inlet pipe (3) is connected to a water outlet pipeline, and another end of the inlet pipe passes through a cylindrical sleeve (2). An upper surface (331) of openings (18) of the fitting body forms a retaining surface (181) for a hook portion (22) of a stopper portion (21) of the sleeve to be retained. An inside wall of the accommodation part of the body forms a supporting surface (19) for wedge-like portions (211) of the stopper portion of the sleeve to be supported.