| 摘要 |
FIELD: mining, chemical, coal, construction, metallurgical and other industries. ^ SUBSTANCE: proposed hopper has housing whose upper part contains vertical walls and lower part, inclined walls forming discharge hole, working member-material agitator installed in housing, frame and horizontal pins. Upper part of housing is rectangular. Working member is made in form of rigid device cantilever mounted on main and auxiliary pins. Main pin is arranged in center of rigid member, and auxiliary pins are arranged in staggered order. Pins are installed on frame in guides. Main pin from side of support surface of frame is furnished with compression spring installed between guides, spring being coupled with last lock, and striker. Said pin is hinge connected by opposite end with hydraulic pusher secured on frame. ^ EFFECT: intensification of breaking of material bridges frozen on walls in hoppers. ^ 3 dwg |
