Arrangement for the treatment of cellulose pulp

D - Textiles – Paper – 21 – C

Patent

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Details

D21C 9/06 (2006.01) F16J 15/16 (2006.01)

Patent

CA 2609463

A washing arrangement for washing and dewatering cellulose pulp, comprising at least one rotary cylindrical element (5), against which the pulp is dewatered, and where a seal (1 ) is located in an end seal holder (4), so that the seal has a contact surface (6) against the rotary cylindrical element (5) and an application surface (7) placed against application means (8) located in a groove (9) in the end seal holder (4), where the seal has a longitudinal extension, which corresponds to the entire or at least a greater part of the circumference of the cylindrical element and is intended to seal against the end of the cylindrical element, and where the seal is a polymer ledge (2) provided with an arming element (3).

L'invention concerne un dispositif de nettoyage servant à nettoyer la pâte à papier et à retirer l'eau qu'elle contient. Ce dispositif de nettoyage comprend au moins un élément cylindrique rotatif (5) contre lequel la pâte à papier est placée pour retirer l'eau qu'elle contient. Une garniture d'étanchéité (1) est placée dans un réceptacle de garniture d'étanchéité terminal (4), de sorte qu'une surface de contact (6) de la garniture d'étanchéité repose contre l'élément cylindrique rotatif (5), et qu'une surface d'application (7) de ladite garniture d'étanchéité repose contre un moyen d'application (8) se trouvant dans une rainure (9) qui est ménagée dans le réceptacle de garniture d'étanchéité terminal (4). La garniture d'étanchéité présente une extension longitudinale qui correspond à la circonférence de l'élément cylindrique, ou au moins à une grande partie de celle-ci, et est destinée à reposer de manière étanche contre l'extrémité de l'élément cylindrique. Ladite garniture d'étanchéité se présente sous la forme d'une moulure polymère (2) comportant un élément d'amorce (3).

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