Stop valve with leakage warning function

The stop valve with the leakage warning function comprises a stop valve body, the top end of the stop valve body is fixedly connected with a gasket, the two sides of the surface of the side, away from the stop valve body, of the gasket are fixedly connected with supporting rods, the ends, away from the gasket, of the two supporting rods are fixedly connected with a support, and the support is fixedly connected with the stop valve body. A threaded rotating shaft is fixedly connected to the center of the support and the center of the gasket, one end of the threaded rotating shaft penetrates through the support to be fixedly connected with a rotating hand wheel, the other end of the threaded rotating shaft penetrates through the gasket to extend into the stop valve body to be fixedly connected with a valve disc, and a water inlet and a water outlet are formed in the two ends of the stop valve body respectively. Leakage detection is carried out on the valve body of the stop valve through the liquid leakage detect