Bucket elevator

The utility model provides a bucket elevator. The bucket elevator comprises a hopper which is arranged on a conveying device. The hopper comprises at least three side plates and a bottom plate, wherein each side plate is connected with the adjacent side plates in an end-to-end mode, so that a hollow cylindrical structure is formed, the longitudinal section of the hollow cylindrical structure is trapezoidal, the bottom plate is connected with the bottom of one side plate and seals the bottom end of the hollow cylindrical structure, the middle of the bottom plate protrudes upwards, the edge of the bottom plate vertically extends upwards, so that an extension part is formed, and the extension part makes contact with the side plates. According to the bucket elevator, the hopper is simple in structure, vibrating and knocking cleaning is achieved under the condition that normal work of the bucket elevator is not affected, efficiency can be effectively improved, the service life of equipment is prolonged, and cost is reduced.