CASING AND CASING LINERS FOR CENTRIFUGAL PUMPS OF THE VOLUTE TYPE

摘要

1502054 Centrifugal pumps WARMAN INTERNATIONAL Ltd 2 June 1976 [13 June 1975] 22802/76 Heading F1C The volute region of a centrifugal slurry pump casing comprises two circular segments of differing radii 12 and 15, Fig.3, centred at 14 and 17 respectively and joined tangentially at 13, the first segment commencing at outwater 9 and the second segment leading tangentially at 10 into a discharge branch 11, the pump casing having a cast metal or rubber (23, 24) Fig.5, liner the shape of which corresponds to the shape of the inner surface of the casing. The inner radius e.g. 25 of the casing and liner is the same for all axial cross-sections around the periphery.