Ventilation pipeline for storage air conditioner

The utility model relates to the technical field of agricultural machinery engineering, and discloses a storage air conditioner ventilation pipeline which comprises a first square pipe, the front end of the first square pipe is fixedly connected with a long block, the rear end of the long block is rotatably connected with a hydraulic shaft, the driving end of the hydraulic shaft is fixedly connected with a rack, and the bottom end of a gear is fixedly connected with a long rod. The left end of the fixing block is fixedly connected to the outer wall of the first square pipe, the outer wall of the long rod is fixedly connected with a grabbing handle, the rear end of the grabbing handle is rotationally connected with a sealing door, and the top end of the sealing door is rotationally connected with a rotating shaft. The hydraulic shaft pushes the rack, the rack is in meshed connection with the gear, the gear drives the long rod to rotate, the outer wall of the long rod is fixedly connected with the grabbing hand