| 摘要 |
A dewatering device for sludge, comprising: a containment vessel (2), provided with an inlet opening (21) for the sludge, an outlet opening (22) for the dewatered sludge and at least one filtering portion (3), capable of separating a solid fraction from a liquid fraction of the sludge; a feed screw (4), arranged inside the vessel (2) and that is able to rotate about a principal axis (X) so as to advance a load of sludge along the principal axis (X); a back-pressure body (5) arranged downstream of the outlet opening (22) so as to prevent the advancement of the sludge; the feed screw (4) being slidable along the principal axis (X) with respect to the outlet opening (22) through the action of motor means (6). |
