FIELD: construction.
SUBSTANCE: connection of pipelines comprises nozzle with internal sealing cavity and two annular collars. Sealing surface of nozzle is formed with two crossing conical surfaces: larger and smaller ones. Connection comprises sleeve nut with support surface and incision ring with back and front parts. Back part of incision ring is arranged with band, and front part of ring comprises working edge adjoined with front part of curvilinear external surface.
EFFECT: improved tightness of connection and achievement of self-braking effect at contact of incision ring with nozzle.
5 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PIPE-LINE JOINT | 2000 |
|
RU2180067C1 |
| PIPELINE JOINT | 2008 |
|
RU2386888C1 |
| PIPE LINE JOINT | 1997 |
|
RU2119607C1 |
| DEVICE FOR THREADED JOINING PIPELINES WITH CUTTING IN RING | 1991 |
|
RU2015442C1 |
| DEVICE FOR CONNECTING SMOOTH PIPES | 2022 |
|
RU2786862C1 |
| CONNECTION OF PIPELINES | 0 |
|
SU1634931A1 |
| JOINT FOR PIPE LINES | 2000 |
|
RU2230249C2 |
| THREAD CONNECTION WITH HIGH COMPRESSION STRENGTH FOR PIPELINES AND HOSE LINES WITH TAPER THREAD | 2012 |
|
RU2573864C2 |
| PIPE JOINT | 1994 |
|
RU2094688C1 |
| DEVICE FOR AIR HUMIDIFICATION | 2011 |
|
RU2483254C1 |
