HIGH-ANGLE BELT CONVEYOR Russian patent published in 2002 - IPC

FIELD: lifting and transportation machinery. SUBSTANCE: invention relates to conveyors for vertical and high-angle transportation of loose materials. Proposed high-angle belt conveyor has load-carrying and pressure runs and drive, turnable and end drums over which belts are passed. Deflecting drums are mounted on inclined levers on vertical section of conveyor path. Inclined levers are of two-arm design being arranged in one row and hinge-secured on conveyor frame in their middle part by means of pins. Each arm of inclined levers is provided with rocket which is secured by means of locking mechanism of double-arm lever for fixed angular turning. Guide pulleys are installed on rocker axles. Pulleys are mechanically intercoupled by flexible member-cable which passes in turn from pulley of one rocker onto pulley of other rocker which are arranged on opposite ends of double-arm levers with deflecting drums. Upper end of cable is secured on conveyor frame, and lower end is furnished with tensioning device. EFFECT: improved reliability of conveyor in operation, provision of constant contour displacement of belts in vertical direction. 3 dwg