Baked tobacco leaf storage bin

The utility model relates to a flue-cured tobacco leaf storage bin which comprises a supporting frame composed of a plurality of steel pipes which are arranged in a transversely and longitudinally staggered mode, the four corners of the supporting frame are all limited in an inserted mode through lock sleeves, and each lock sleeve comprises a transverse sleeve connected with the end portion of the transversely-extending steel pipe in an inserted mode and a longitudinal sleeve connected with the end portion of the longitudinally-extending steel pipe in an inserted mode. The transverse sleeve and the longitudinal sleeve are vertically arranged, the ends of the transverse sleeve and the longitudinal sleeve are fixedly connected into a whole, the bottom of the connecting end of the transverse sleeve and the longitudinal sleeve is fixedly connected with a vertical sleeve and connected with a telescopic supporting pipe which extends vertically through the vertical sleeve, and the top of the connecting end of the tr