This product is a new-type driving device for supportive use of various fixed belt conveyors, bucket elevator and winch; the exposed dynamo is directly connected with roller with that merits of convenient maintenance and safe operation. Dynamo external connection changed heat dissipation condition with convenient installation and maintenance.

The advanced in-built reverse stop device guarantees one-way rotation of roller and prevents belt falling during downtime of material conveying.The glue lines in lambdoid and rhombus patterns covered on roller surface can improve the ability of traction adhesive tape.