Small valve for pay -off

The utility model belongs to the technical field of the industrial control valve, especially, relate to a small valve for pay -off. It contains charging line, rotatory axis of rotation, jam pot cover shrouding, transmission lagging, flexible connecting rod, drives actuating cylinder, the charging line alternate in the middle of and be provided with rotatory axis of rotation, the upper end of rotatory axis of rotation extends to the outside of charging line, the transmission lagging has been cup jointed to the upper end of rotatory axis of rotation, one side of transmission lagging is connected with flexible connecting rod, flexible connecting rod with drive actuating cylinder and be connected, drive the last outside of surface that actuating cylinder fixed at the charging line. It adopts stingy jar area moving valve body axis to rotate, and fixed circular shape stainless steel thin slice in the middle of the axle realizes that the valve opens and shuts, valve internal drag is little, and the circulation is go