Novel lifting device

The utility model relates to a novel lifting device which comprises a rack, a lifting frame arranged on the rack, a floating plate rotationally arranged on the lifting frame and a lifting driving cylinder used for driving the lifting frame to move up and down along the rack, and a cylinder body of the lifting driving cylinder is arranged on the rack. A piston rod of the lifting driving cylinder is connected with the lifting frame, an upper frame limit and a lower frame limit are arranged on the rack, and the floating plate is horizontally or obliquely arranged at the upper frame limit and/or the lower frame limit under the action of an adjusting mechanism. The horizontal state or the inclined state of the relative position between the floating plate and the lifting frame at different positions is adjusted according to the requirements of the lifting frame at different positions, so that the lifting frame can be in butt joint with a conveying rail, and circulating conveying of the conveying trolley on the uppe