Disinfection channel for large pig farm

The invention belongs to the technical field of sterilization and disinfection channels, and particularly relates to a large pig farm disinfection channel which comprises a channel body, a first disinfection nozzle, a disinfection and disinfection assembly and a lifting assembly. The channel main body is of a shell structure and is internally provided with a disinfection channel; the plurality of first disinfection nozzles are mounted on the side wall of the channel main body and are used for spraying a disinfectant into the disinfection channel; the disinfecting and killing assembly can provide a grabbing part for the hand of a user and disinfect the palm and the back of the hand of the user. The lifting assembly is connected with the disinfecting and killing assembly and can drive the disinfecting and killing assembly to ascend, and the disinfecting and killing assembly ascends to drive the arms of the user to ascend, so that the armpits and the inner sides of the arms of the user are exposed in the disinfe