Assembly type gravity self-scattering grain-saving loss-reducing anti-grading silo grain distributor

The invention relates to an assembly type gravity self-scattering grain-saving loss-reducing anti-grading silo grain distributor which comprises a grain distributor body installed at the position of a grain inlet in the top of a silo, and the grain distributor body comprises a discharging device, an automatic material distributing disc, a sliding groove set and a suspender piece. The discharging device comprises a supporting ring, a feeding hopper, a vertical cylinder and a flexible material gathering hopper, the feeding hopper is arranged above the supporting ring, the vertical cylinder is arranged below the supporting ring, and the flexible material gathering hopper is coaxially arranged on the upper portion in the vertical cylinder; the lower portion of the vertical cylinder is communicated with an automatic material distributing disc, at least four sliding groove sets are evenly arranged on the circumferential side of the automatic material distributing disc in the circumferential direction, each sliding