Pipe cleaning device for oil pipeline

The utility model relates to a pipe cleaning device for an oil pipeline. The device comprises a horizontally-arranged movable mounting column; a flow guide cavity is horizontally formed in the middleof the interior of the movable mounting column; a limiting rotating sleeve is arranged in the middle of the movable mounting column at the right end of the diversion cavity; a limiting rotating shaftis horizontally arranged by matching with the limiting rotating sleeve; the right end of the limiting rotating shaft extends out of the movable mounting column; a conical surface rubber ring is arranged on the outer side of the left half section of the movable mounting column; a piston structure is formed through the conical surface structure; the device moves along with the oil liquid; power is not needed, dirt on the inner wall is removed while the device moves, when the dirt hinders the movement of the device, the removal of the dirt is accelerated through the overflow valve and the passiverotating structure, so tha