Fence overturning type multi-surface advertising board convenient to convert

The fence turnover type multi-surface advertising board convenient to convert comprises a bottom plate, two vertical shafts are symmetrically arranged on the bottom plate, three-edge frames are fixed to the surfaces of the vertical shafts, the peripheries of the two three-edge frames are wrapped with display belts in an extruded mode, and a notch is formed in one end of each display belt; the vertical plate slides along the surface of the supporting plate through the extrusion effect of the soft cushion, the friction resistance between the triangular frame and the vertical plate is reduced, the display belt is prevented from being blocked during rotation, after moving out of the triangular frame, the vertical plate resets under the effect of a spring in a sliding groove of the supporting plate, and the display belt is prevented from rotating. Compared with the prior art, the three-edged frames are adopted as the two rotating shafts, the display face can be increased, the distance between the three-edged frame