FLOW-CUTTING ELECTRIC PNEUMATIC VALVE OF CONSTANT LOW PRESSURE (VARIANTS) Russian patent published in 2005 - IPC

FIELD: gas industry.

SUBSTANCE: device has controlling electromagnetic valve with inlet saddle, connected to gas-feeding channel, adjusting organ, driven by electric magnet, and outlet saddle, low pressure hollow with branch channel and separated from it by fixed saddle and cutting latch high pressure hollow, cylindrical chamber with moving element, interacting through pusher with cutting latch and forming in chamber on the side of pusher a working hollow, connected to controlling valve hollow, and on the opposite side an auxiliary hollow connected to atmosphere with mechanical spring positioned on it and adjusting element for given low pressure. Outlet saddle of controlling valve is connected via channel to low pressure hollow. Pusher is made in end, which kinematically interacts with cutting latch of moving saddle, connected by auxiliary hollow through aperture in moving element and pusher.

EFFECT: higher efficiency.

2 cl, 2 dwg