Cabinet for independently expanding fan of ventilation control system in breeding place

The utility model discloses a breeding place ventilation control system fan independent extension cabinet which comprises a box body, a connecting pipeline is arranged on the box body, a supporting seat is arranged in the box body, a sliding groove is formed in the supporting seat, a driving motor is arranged on the supporting seat, fan blades are arranged on the driving motor, sliding blocks are arranged on the two sides of the driving motor, and the fan blades are arranged on the sliding blocks. The driving motor is arranged on the supporting base, the driving motor is fixedly connected with the supporting base in a sliding and inserted mode in the sliding groove through a sliding block, the driving motor is electrically connected with the box body through a connecting wire, a box cover is arranged on the box body, the box cover is movably connected with the box body in an overturning mode through a connecting hinge, a locking block is arranged on the box cover, and the box cover is fixedly connected with t