Sterilization equipment for livestock and poultry aquaculture

The utility model relates to sterilization equipment for livestock and poultry aquaculture, and belongs to the technical field of sterilization equipment. In order to solve the problems that a stirring ring of an existing device is difficult to achieve the stirring effect on a water body, and then the diffusion efficiency of disinfectant in the water body is affected, the following technical scheme is provided: the device comprises a backpack, a water pipe is arranged at the discharging end of the backpack, and a connecting piece is mounted at the other end of the water pipe; the connecting piece is provided with a shaft rod used for pesticide spraying and a driving piece used for driving. The expansion mechanism is additionally arranged in the stirring ring, so that the display plate extends out when the stirring ring is used for sterilizing and disinfecting a water body, the contact area between the stirring ring and the water body is increased, the stirring effect of the stirring ring is enhanced, the diff