COMMON-MINE REDUCING MODULE Russian patent published in 2023 - IPC G05D16/00 

FIELD: pressure reducers.

SUBSTANCE: invention is intended to reduce the water pressure in pipelines, to ensure their safe operation, and can be used in water supply systems of coal mines and cuts. The reducing module includes a housing in which a regulating body is located, consisting of a fixed cup and a cage rotating relative to it, a membrane actuator, including a membrane with a rod fixed to it with a pin, a cage with a socket, the housing additionally comprises a pneumatic drive casing, on which a check valve is placed, the cup and the holder of the regulating body are made with throttling holes, the glass is tightly sealed and fixed in the housing, whereas the regulating body is connected to the membrane drive, and the pin is configured for engagement with the cage.

EFFECT: increased reduction factor.

6 cl, 2 dwg