Two-stage sewage grinder pump

Details Two-stage sewage grinder pump Two-stage sewage grinder pump

B - Operations, Transporting

02

C

B02C 1/00 (2006.01)

Patent

CA 2540556

A two-stage sewage grinder pump (10) having two impellers (30, 32) and a grinder (60) attached to the motor shaft (24). Preferably, both impellers are vortex impellers and are positioned between the grinder and the motor. The motor housing includes a discharge conduit (70) that is monolithic with the motor housing (20). An anti-siphon valve (71) is integral with the discharge conduit. An integral discharge flange (75) and check valve (78) are attached to the discharge conduit to connect the sewage grinder pump to a sewage out~let.

L'invention concerne une pompe broyeuse bi-étagée pour eaux d'égout (10) comportant deux turbines (30, 32) et un broyeur (60) fixés à l'arbre (24) du moteur. De préférence, ces deux turbines sont du type tourbillonnaire et sont positionnées entre le broyeur et le moteur. Le carter (20) du moteur renferme un conduit d'évacuation (70) monobloc. Une soupape anti-siphonnement (71) est solidaire de ce conduit d'évacuation. Un flasque d'évacuation (75) et un clapet anti-retour (78) monoblocs sont fixés au conduit d'évacuation pour raccorder ladite pompe à une sortie d'eaux d'égout.

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