VALVE, IN PARTICULAR VALVE OF HEAT EXCHANGER Russian patent published in 2018 - IPC F16K1/52 F16K43/00 F24D19/10 

FIELD: valves; heat exchange.

SUBSTANCE: invention relates to heat exchanger valves. Valve (1) comprises housing (2) having first opening (3), second opening (4) and a flow channel between said first opening (3) and second opening (4), valve means (7, 9) disposed in said flow passage and including valve member (9) and valve seat (7) and closing means (17, 18). Closing means (17, 18) comprise closing member (18) adapted to move from the closed position to the open position by pivoting movement. Inside said housing (2), insert (6) is installed. Said liner (6) forms part of closing means (17, 18) and comprises hollow cylinder (17) with opening (19) in the peripheral wall. Closing member (18) comprises cylindrical wall (20) with front surface (21) inclined relative to the plane, the plane being perpendicular to axis of said cylindrical wall (20). Sealing means (23) are provided between said cylindrical wall (20) and hollow cylinder (17).

EFFECT: technical result of the invention is to facilitate maintenance of the heat exchanger associated with the valve.

11 cl, 3 dwg