Horizontal rotary compressor oiling system

F - Mech Eng,Light,Heat,Weapons – 04 – C

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Details

F04C 29/02 (2006.01) F25B 31/00 (2006.01)

Patent

CA 2091391

A compressor oiling system for a horizontal rotary compressor including a pressure plate defining a motor chamber and compressor unit chamber within the compressor each having an oil sump. An opening in the pressure plate allows oil pressurized by discharge pressure from the compressor to pass through an oil pickup passageway leading from the sump portion of the compressor unit chamber to the outboard bearing of the actual compressor unit. During compressor operation, discharge gases create a pressure differential across the pressure plate allowing the oil level to raise within the compressor unit chamber to the level of the crankshaft thereby lubricating the crankshaft bearings.

n système de lubrification pour compresseur rotatif horizontal comprend une plaque de pression délimitant une chambre de moteur et une chambre de groupe compresseur dotées chacune d'un carter d'huile. Une ouverture dans la plaque de pression permet à l'huile comprimée par la pression de refoulement du compresseur de passer par un passage d'aspiration de l'huile menant de la partie carter de la chambre du groupe compresseur au palier extérieur du groupe compresseur proprement dit. Durant le fonctionnement du compresseur, des gaz de refoulement créent une différence de pression de part et d'autre de la plaque de pression, ce qui permet au niveau d'huile de monter dans la chambre du groupe compresseur au niveau de l'arbre à manivelle pour en lubrifier les coussinets.

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