Patent ID: 8839882

Claim:
A drilling device with a drilling apparatus for drilling inside a casing tube, wherein the drilling apparatus has a supporting frame with fastening means for fixation with respect to the casing tube and a drilling tool, which is driven in a rotating manner via a telescopic rod by means of a drill drive arranged on the supporting frame, wherein an emptying station for attachment to the upper end of the casing tube is provided, wherein the supporting frame of the drilling apparatus is capable of being fastened on the emptying station, in order to empty the drilling tool of drill cuttings the emptying station has an unloading means which is adjustable for receiving the drill cuttings, the unloading means being designed for conveying the drill cuttings away from the emptying station, wherein the unloading means has a chute which is pivotable about a pivot axis into an inclined position, and wherein the drilling tool is configured as a drilling bucket with a bottom which is hinged open for emptying the drilling bucket.