Switch rocker arm single-way joint

The invention discloses a switch rocker arm single-way joint and relates to the technical field of single-way joints. A switch male thread is connected to a male thread protective sleeve, the male thread protective sleeve is connected with a first joint inner plug through a first oil seal, the first inner plug is welded to a switch convex cover, the switch convex cover is welded to a switch limiting part, the upper end of the switch limiting part is connected with a rocker arm switch through a first Philip's head screw, and the rocker arm switch can rotate by 90 degrees to control water turning on and off. A first gasket, a rocker arm switch shaft core and a second oil seal are sequentially arranged in a connecting groove of the switch limiting part and the switch convex cover. The lower end of the switch convex cover is connected with a switch concave cover through a long gun shaking fixing block and a second Philip's head screw, and the switch concave cover can swing by 180 degrees. When the joint and a wat