Large dip angle belt conveyor is general purpose continuous conveyance equipment of bulk materials. It uses conveyance belt with corrugated edged clapboard; therefore, it is especially suitable for large dip angle conveyance. Large dip angle belt conveyer can be applied in coal, chemical, building material, metallurgy, electric power, light industry, grain, port, ship, thermal power and other industries. Using large dip angle belt conveyor to convey bulk materials can greatly save floor area of equipment and completely solve the problem of unreachable angle of ordinary belt conveyors.