Hoisting device applied to metal air pipe of paint spraying hangar

The utility model discloses a hoisting device applied to a metal air duct of a paint spraying hangar, which comprises a hollow frame consisting of an upper support steel structure, a lower support steel structure, a side support steel structure and an inclined support steel structure, a plurality of upper chord balls are uniformly arranged on the upper support steel structure, a plurality of lower chord balls are uniformly arranged on the lower support steel structure, and the side support steel structure is connected with the lower support steel structure. The two ends of the side supporting steel structure and the two ends of the inclined supporting steel structure are connected to the upper chord ball and the lower chord ball respectively, an annular hanging bracket is arranged on the upper chord ball, and the annular hanging bracket is connected with an air pipe hanging hook steel ring through a steel wire rope assembly. The hoisting structure applied to the metal air pipe of the paint spraying hangar is