Oil-water interface adjusting device of oil and gas three-phase separator

The invention discloses an oil-water interface adjusting device of a petroleum and natural gas three-phase separator, and belongs to the technical field of petroleum separation. Comprising a shell, a steady flow plate and an overflow plate are sequentially fixed to the bottom of the shell from left to right, a water chamber is arranged on the left side of the steady flow plate, a separation chamber is arranged between the steady flow plate and the overflow plate, and an oil chamber is arranged on the right side of the overflow plate; a water outlet pipe and a vertically arranged overflow pipe are mounted at the bottom of the water chamber; a cone valve is arranged between the upper end of the overflow pipe and the water chamber; a plurality of uniformly distributed sliding rods are connected below the upper cover I; the center of the floating plate is fixedly connected with a pull rod, and the lower end of the pull rod is connected with a valve rod of the cone valve. The floating plate floats to drive the con