Lifting structure and novel RGV with same

The lifting structure of the novel RGV comprises a bottom frame, a hollow containing space is formed in the middle of the bottom frame, and a lifting platform can be contained in the containing space; the underframe is provided with four rotatable chain wheels which are respectively and correspondingly arranged at four corners of the lifting platform; one end of a chain is fixedly connected with the chain wheel, and the other end of the chain is fixedly connected to the lifting platform; supporting plates are fixedly arranged at the four corners of the lifting platform, the lower ends of the supporting plates abut against the middles of the chains so that concave sections can be formed in the middles of the chains, and the concave sections are located below the fixing points, on the lifting platform, of the chains and the centers of the chain wheels. The device has the flat structural characteristic and the lifting stroke with the equivalent height, the overall height of RGV equipment can reach 300 mm or belo