SINGLE-TURN ELECTRIC DRIVE Russian patent published in 2022 - IPC F16K31/05 

FIELD: electrical engineering.

SUBSTANCE: single-turn electric drive belongs to the field of electric drives, namely to the combined control means of shut-off valves, and can be used on pipelines during the transportation of oil, petroleum products and gases, in the chemical and petrochemical industries.

EFFECT: increase in the reliability of operation and fault tolerance, achieved by the fact that a device containing an electric motor 1, a preliminary gearbox 3, a two-stage planetary gearbox 4, an output shaft 14, a torque limiting device 15, a manual drive with a torque limiting clutch 27, a block of cams and microswitches 31 and an irreversible clutch 2, additionally introduced a block control unit 36 and a device for limiting the rotation sector of the output shaft 37.

1 cl, 1 dwg