Manual-hydraulic double-control cylinder type throttle valve

The utility model discloses a manual-hydraulic double-control cylinder type throttle valve which comprises a valve body, a valve cover is arranged on one side of the valve body, a manual-hydraulic double-control transmission mechanism is arranged on one side of the valve cover, and a displacement sensor is arranged on one side of the manual-hydraulic double-control transmission mechanism. The manual-hydraulic double-control transmission mechanism comprises an outer shell. The outer shell is fixedly connected with the valve cover through a connecting flange; a worm and a worm gear are arrangedin the outer shell, one end of the worm is connected with a driving shaft of the hydraulic motor, a hand wheel is arranged at the other end of the worm, the middle of the worm gear is in threaded connection with a lead screw, one end of the lead screw is fixedly connected with the valve rod, and the other end of the lead screw is connected with the displacement sensor through a sensor connecting rod. According to the util