Adjustable stone downslide plate device

The utility model discloses an adjustable stone downslide plate device which comprises a vertical or oblique sprinkling channel capable of freely sprinkling stones, wherein a downslide moving plate diagonally opposite to the discharging outlet is hinged at the end part of a discharging outlet of the sprinkling channel; an upper supporting seat is fixed on the outer side wall of the discharging outlet of the sprinkling channel and downwardly hinged with an adjusting rod; a lower supporting seat is fixedly connected to an outer side arm of the downslide moving plate and connected to a slide groove formed in the adjusting rod in a penetrating manner through a pin shaft; the upper supporting seat is fixed on a downslide fixed plate; the downslide fixed plate is fixed on the outer wall surface of the sprinkling channel and hinged with the downslide moving plate at the end part of the discharging outlet. The adjustable stone downslide plate device has the characteristics that the structure is simple, the operation