FIELD: pipelines.
SUBSTANCE: invention relates to connection system (1) of piping (500) for a distribution system of pressurized or depressurized fluids. System comprises connection joint (10) with insertion portion (11) inserted into pipeline (500) so as to seal it, and retaining portion (12) projecting from piping when joint (10) is inserted therein; retention means (20), suitable to longitudinally retain connecting joint (10) in pipeline (500). Said retention means (20) comprises: retention element (30), suitable to engage retaining portion (12) to retain connection joint (10) in the longitudinal direction, and clamping means (40), adapted to apply a clamping force to fix retention member (30) on pipeline (500).
EFFECT: invention simplifies the process of installing the connection.
16 cl, 6 dwg
