SINGLE-STAGE CENTRIFUGAL PUMP Russian patent published in 2010 - IPC F04D29/44 F04D29/66 

FIELD: engines and pumps.

SUBSTANCE: invention is related to machine building and may be used to pump oil products, having temperature of up to +200°C. Pump comprises body 1 with inlet and outlet nozzles 2, 3. At body 1 sides cover 4, 5 is fixed for supply and injection, sealing 6, 7 and bearings 8, 9. Inside body 1 there is an adapter 10 arranged in the form of coil, fixed by one side to guide unit 11, and fixed with the second side at internal ledge of body 1 and cover 4 of supply by rods 12. Inside guide unit 10 and adapter 11 there is shaft 13 passing with booster wheel 14 and impeller 15 fixed on them. Between booster wheel 14 and back bearing 9 there is disk 16, which is closed with conical fairing 17.

EFFECT: development of pump with improved technology of manufacturing and design due to improvement of flow path and rotor parts.

1 dwg