Multifunctional emergency stretcher

The utility model discloses a multifunctional first-aid stretcher, and belongs to the technical field of medical instruments. The bed comprises a first bed board, a second bed board and a third bed board, one end of the first bed board and one end of the third bed board are respectively hinged with two ends of the second bed board; a first locking device for fixing the first bed plate and a secondlocking device for fixing the third bed plate are respectively arranged at two ends of the second bed plate; two first stand columns are hinged to the two sides of the bottom of the first bed board respectively. Universal wheels are arranged at the bottoms of the two stand columns, two first stand columns are arranged on the two sides of the bottom of the first bed board respectively, universal wheels are arranged at the bottoms of the two first stand columns respectively, two second stand columns are arranged on the two sides of the bottom of the third bed board respectively, and universal wheels are arranged at the