Crane with parallel lifting mechanism

The utility model discloses a crane with a parallel lifting mechanism, which comprises a middle supporting part, a turnover lever is arranged on the middle supporting part, a weight adjusting mechanism is arranged on one side of the turnover lever, a movable supporting part is arranged on the other side of the turnover lever, and a lifting mechanism is arranged on the movable supporting part. A horizontal maintaining mechanism used for maintaining horizontal lifting of the movable supporting part is arranged between the movable supporting part and the middle supporting part, and the building material lifting device has the following advantages that building material lifting can be completed through a mechanical structure, the manufacturing cost and the electric energy input are reduced, meanwhile, the building material is prevented from toppling over in the building material lifting process, and the building material lifting efficiency is improved. And the stability of the building material conveying process