Polycrystalline silicon crushed aggregate sampling device

Abstract

The utility model relates to the technical field of polycrystalline silicon, in particular to a polycrystalline silicon crushed aggregate sampling device. The device comprises a shell (1), a material box (2), a sieve plate I (4), a spiral discharging track I (7), a spiral discharging track II (8) and a material guide groove I (10), the material box (2) is arranged at the top in the barrel-shaped shell (1); a sieve plate I (4) is arranged in the material box (2); a discharge hole is formed in the side wall of the material box (2) on one side of the sieve plate I (4), a guide chute I (10) is formed in the discharge hole, and a spiral blanking track I (7) is arranged at the other end of the guide chute I (10); the top of the feed box (2) is provided with a feed port (3), the bottom of the feed box (2) is open, and a spiral blanking track II (8) is arranged below the opening; and a barrel-shaped partition plate is arranged between the spiral blanking track I (7) and the spiral blanking track II (8). The utility model has the advantage of simple structure. The operation is convenient. The classification efficiency is high. And secondary pollution is effectively avoided.

Images