The invention discloses a filter box system with a function of determining effectiveness of a transmission device. The filter box system comprises one belt filter press, one box filter, one pressure filter, one squeezing filter, one sterilization device, one sedimentation tank, one waste liquid pool, one liquid collection pool, four slag storage tanks, three buffer tanks, six feeding pumps, five circuit switches and fifteen valves. The box filter comprises multiple stacked filter boxes. A spray pipe, a movable plate, a filter plate, a fixed plate, a frame and a transmission device are arrangedin each filter box. Through comparing the transmission device power and the current driving power, it is determined if the current transmission device works normally.