Screening apparatus, rotor, wing package and method for manufacture

摘要

Screening apparatus for screening pulp suspensions are provided. The screening apparatus includes a casing, a cylindrical screen member is arranged on the casing for dividing the pulp into accept and reject portions, an inlet for the pulp, an outlet for the accept, an outlet for the reject, a rotor with a rotor body, and at least one pulsator located on the inside of the screen, so that a screening chamber is formed between the rotor and the screen. The rotor is provided with a detachable pulsator package including at least one attachment ring attached to the rotor body, at least one support ring attached to or supported by the rotor body and the at least one pulsator attached to the at least one attachment ring and the at least one support ring.

主权项

1. A screening apparatus for screening a pulp suspension comprising a casing, a screening member disposed within said casing, a rotor disposed for rotation relative to said screening member, whereby a screening chamber is formed between said rotor and said screening member, a pulp inlet for providing said pulp to said rotor, an accept outlet for accepting pump passing through said screening member, and a reject outlet for rejected pulp not passing through said screening member, said rotor including a rotor body and a detachable pulsation package comprising at least one attachment ring attached to said rotor body, at least one support ring attached to or supported by said rotor body, and at least one pulsation member attached to said at least one attachment ring and said at least one support ring.