The utility model discloses a movable type floating ball fixed connecting bar, which is formed by a horizontal section and a vertical section connected with a movable rod. The horizontal section and the vertical section are mutually arranged at a right angle with respect to each other. The lower end of the vertical section is successively equipped with a high water level floating ball installing hole, a hinge hole and a latch pin hole. The upper end of the movable rod is successively equipped with a hinge hole and a latch pin hole. The lower end of the movable rod is equipped with a low water level installing hole. The movable rod is connected with the vertical section through a bolt. The latch pin holes of the movable rod and the vertical section are connected with a split pin. The movable rod is capable of rotating on the vertical section with the bolt as an axis. The horizontal section and the vertical section are channel steel weldments. The movable rod is a rod member or a pipe member. The movable type floating ball fixed connecting bar is simple in structure and is used for the installation and the debugging of a floating ball in a cesspool. Therefore, workers need not to enter the cesspool to install and the debug the floating ball. The working status of workers is improved. The movable type floating ball fixed connecting bar is labor-saving and time-saving and is a good cesspool floating ball installation tool.