Bucket elevator 1 fireproof and wearable rubber pulley, once punch and formed bucket2observe window and explosion vent, prevent dust explosion, safe and reliable3back stop mechanism, in case of blocking4casing adopt folding combination craft, high strength , good sealing5equipped with high strength light plastic bucket, light weight, wear resisting, improve capacity and reduce power consumption6adopt pvc belt, low extension rate, reliable7the base can equipped with forward or backward inlet hopper, to satisfy different customer`s requirements8the base tensioning device adopt gravity type or screw9automatic off tracking alarm and speed monitoring system is optional slant bucket elevator parallel conveyer.