Coal conveying belt tearing detection device based on multi-path laser ranging

The utility model discloses a coal conveying belt tearing detection device based on multipath laser ranging, which comprises two supporting rods, the front parts and the rear parts of the lower ends of the two supporting rods are fixedly connected with supporting legs, and the middle parts of the opposite surfaces of the supporting rods are movably connected with insertion rods in an inserted manner; connecting plates are fixedly connected to the opposite faces of the two inserting rods, a base is fixedly connected to the upper ends of the connecting plates jointly, bottom plates are fixedly connected to the left portion and the right portion of the upper end of the base, positioning rods are connected to the front portions and the rear portions of the upper ends of the two bottom plates in an inserting mode, and supporting blocks are fixedly connected to the middles of the upper ends of the bottom plates. The upper ends of the supporting blocks are jointly and fixedly connected with a limiting mechanism. Acc