Single electricity switching -over valve of high stable state of production tree SCM under deep sea water

The utility model relates to a single electricity switching -over valve of high stable state of production tree SCM under deep sea water, including the main valve, pilot valve and pressure sensor, the pilot valve passes through the bolt and installs in main valve side end face department, pilot valve axis and main valve axis mutually perpendicular, pressure sensor passes through the end cap and installs directly over the main valve, the main valve passes through the water conservancy diversion way and communicates with pilot valve and pressure sensor respectively, the main valve includes the valve body, the screw thread seat, the spring holder, the driving spring, reset spring, drive?RAM, the end cover, the valve barrel, middle disk seat, the location disk seat, push rod and ceramic ball, the water conservancy diversion is said and is inlayed respectively in end cover and valve body, and the water conservancy diversion way all communicates with the valve pocket that drive?RAM corresponds, just the water conse