| 摘要 |
FIELD: railway transport. ^ SUBSTANCE: invention relates to unloading of coal from open top cars with delivery of coal to stores. Proposed machine contains supports frame with elevator bucket boom secured on vertical extensible column of truck 5, upper drive sprocket 11 and lower sprocket 14 over which two-chain traction member with buckets 17 pass, two raking worms 19, 20 on shaft of lower sprocket and output conveyor. Boom consists of two rods hinge suspended from frame of upper drive sprocket by upper ends made in form of angle levers whose ends are connected with rods of power cylinders hinge-mounted on cheeks of frame of upper drive sprocket. Deflecting sprocket is installed in zone of climbing of two-chain traction member onto upper drive sprocket, and second deflecting sprocket is installed on running off branch under upper drive sprocket. With two-chain traction member in vertical position, rods intersect with said member. ^ EFFECT: improved efficiency and reliability of machine. ^ 2 cl, 6 dwg
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