Multi-layer hard jacking limo device

The multi-layer hard jacking limo device comprises a limo and a pushing piece, the limo comprises an original carriage and an expansion carriage, an opening is formed in the top of the original carriage, the expansion carriage is arranged at the top of the original carriage, and the expansion carriage comprises a carriage body with a closed top and a plurality of hollow carriage bodies; a plurality of first connecting pieces are arranged on the inner side of the bottom of the compartment body with the closed top, the bottom of the lowermost hollow compartment body is fixed to the original compartment, a plurality of second connecting pieces are arranged on the outer side of the top of the lowermost hollow compartment body, and a plurality of first connecting pieces are arranged on the inner sides of the bottoms of the rest hollow compartment bodies, and a plurality of second connecting pieces are arranged on the outer sides of the tops of the rest hollow compartment bodies. Every two adjacent compartment bodi