本发明是一种内置蝶形板橡胶封堵球,由封堵组件橡胶封堵球、蝶形板及传动机构封堵丝杠支撑管、旋转杆等组成。蝶形板置于橡胶封堵球内。内置旋转蝶形板橡胶封堵球技术,能解决管道在抢维修前,特别需要的快速封堵需求。比传统封堵方式可节省一半以上的作业时间,广泛适用于城市燃气,自来水低压运行的管道抢维修及管道改 The invention is a built-in butterfly plate rubber sealing ball, which is composed of a rubber sealing ball of a sealing component, a butterfly support plate of a butterfly plate and a transmission mechanism, a rotating rod and the like. Butterfly plate placed in the rubber seal ball. Built-in rotating butterfly rubber sealing ball technology, to solve the pipeline before the grab repair, the special needs of rapid closure requirements. Than the traditional way to block more than half of the time can be saved, widely used in urban gas, tap water pipeline grab repair and pipeline changes