Fixed ball valve

The utility model discloses a fixed ball valve, including dismantling the main valve body and the deputy valve body who links together, be equipped with the case in the cavity that the main valve bodyand deputy valve body encirclement formed, the valve rod is worn to be equipped with by the upside of the main valve body, the valve rod penetrates internal one side of main valve and case fixed connection, the downside of case is equipped with the square groove, the downside of the main valve body is equipped with down the through -hole and connects the lower positioning mechanism on the main valve body, positioning mechanism is including location lid that covers down the through -hole and the locating lever that passes down the through -hole down, the locating lever upper end is equipped with the square driving head who inserts in the square groove. Take movable valve element to rotate through rotating the valve rod, realize opening and close of ball valve, at the case during the driving head of valve rod one s