PLUG GATE PIPING PLUG Russian patent published in 2023 - IPC F16K3/02 F16K27/04 

FIELD: shut-off pipeline valves.

SUBSTANCE: invention relates to shut-off pipeline valves. Valve pipeline plug contains interconnected body 2 and branch pipe 4, which have interconnected coaxial channels, as well as gate 1, which is placed between body 2 and branch pipe 4. Along the perimeter of the passage opening of gate 1, on both its sides, there are sealing elements. The body 2 is connected to the clamping nut 3 and to the rod 14, which is connected to the handwheel 13 and the lever 24.

EFFECT: due to the presence of sealing elements 21, 22 on both sides of the gate 1, as well as due to the presence of additional means of sealing in the form of a clamping nut 3 and its drive, consisting of a handwheel 13, a rod 14 and a lever 24 connected to each other, the tightness of the valve gate plug is improved.

6 cl, 5 dwg