Safe transfer trolley for oxygen bottles in ward

The invention relates to the technical field of medical auxiliary instruments, in particular to a safe transfer trolley for ward oxygen bottles. The vehicle comprises a vehicle body and a placing frame, the vehicle body comprises a horizontally-arranged U-shaped bottom frame with a leftward opening, the U-shaped bottom frame comprises two supporting beams and a cross beam, expansion beams are symmetrically arranged on the front side and the rear side of the right end of the cross beam respectively, and a connecting beam parallel to the cross beam is connected with the expansion beams on the two sides respectively. Universal wheels are arranged at the bottoms of the outer ends of the two supporting beams and the outer ends of the two expansion beams, a vertical beam is vertically arranged in the middle of the cross beam, and handles are symmetrically arranged on the front side and the rear side of the upper portion of the vertical beam. The problems that in the prior art, the occupied area is large, tilting is