Overflow discharging device for blue algae of reservoir

The utility model provides an overflow discharging device for blue algae of a reservoir. The overflow discharging device comprises floating body boxes, a water outlet rear pipe, a water outlet main pipe, multiple pairs of water outlet branch pipes communicated with the left side and the right side of the water outlet main pipe and fixing rods, wherein the floating body boxes are arranged at the upper parts of the water outlet branch pipes through connecting rods; the connecting rods are further connected with the water outlet main pipe; the water outlet main pipe is flexibly connected with the water outlet rear pipe through a flexible pipe; spacing clamping grooves are fixedly formed in at least one side of the water outlet main pipe; water inlets are formed in the pipe walls of the water outlet branch pipes; the bottoms of the fixing rods are inserted in the bottom of the reservoir; spacing blocks are arranged at the top parts of the fixing rods; the fixing rods are sleeved with the spacing clamping grooves.