| 摘要 |
The invention relates to a screening apparatus for screening pulp suspensions, comprising a casing (1), in which casing (1) a cylindrical screening member (5) is arranged for dividing the pulp into accept and reject, an inlet (2) for the pulp, an outlet (3) for the accept, an outlet (4) for the reject, a rotor (8) comprising a rotor body (10) and at least one pulsation member (17) located on the inside of the screening member (5), so that a screening chamber (9) is formed between the rotor (8) and the screening member (5). According to the invention the rotor (8) is provided with a detachable pulsation member package (11) comprising at least one attachment ring (12) attached to the rotor body (10), at least one support ring (15, 16) attached to or supported by the rotor body (10) and the at least one pulsation member (17) attached to the at least one attachment ring (12) and the at least one support ring (15, 16). |
