Utilize valve of highly pressurised liquid for power control low pressure liquid switch

The utility model discloses an utilize valve of highly pressurised liquid for power control low pressure liquid switch, including first plug connector, valve body and expanding element, first plug connector is fixed in the valve body, and the expanding element cover is established and is fixed in first plug connector, and the valve body is equipped with water inlet and delivery port, and water inlet and delivery port intercommunication, first plug connector are equipped with the high pressure intake, and the high pressure intake is located to the expanding element cover, and high -pressure rivers flow into the high pressure intake and make the expanding element inflation, and the expanding element is conflicted and is made utilize valve of highly pressurised liquid for power control low pressure liquid switch close in valve body or water inlet. The high pressure water route makes the expanding element inflation conflict in valve body or water inlet toward high pressure intake tong shui, water under high press