Material falling prevention device for belt conveyor

The utility model discloses a material falling prevention device for a belt conveyor, which relates to the technical field of coal mine engineering, and adopts the technical scheme that the material falling prevention device comprises a horizontal support frame and an inclined support frame, the horizontal support frame and the inclined support frame are connected with each other, and a conveying belt is in transmission connection between the horizontal support frame and the inclined support frame; a rubber collecting frame is arranged on the surface of the conveying belt, a collecting effect can be achieved through the rubber collecting frame, and materials can directly enter the rubber collecting frame under the factors of gravity and friction force, so that the rubber collecting frame can achieve a blocking effect; compared with the prior art, materials can be effectively prevented from rolling downwards in the conveying process from bottom to top, the conveying efficiency is improved, the rubber collectin