MOTOR OIL PUMP ASSEMBLY, STEERING SYSTEM, AND VEHICLE

A motor oil pump assembly includes: an inner sound insulation enclosure encloses an oil pump component, and the inner sound insulation enclosure and the oil pump component define an inner sound insulation cavity filled with low-pressure oil, the inner sound insulation cavity is in communication with...

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Bibliographische Detailangaben
Hauptverfasser:	RAO, Guojie, YANG, Kunzhen, YANG, Shenglin, XUE, Hui, LIU, Yan, CHEN, Taiji, LI, Yanzi, LI, Jun, WANG, Tao
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS TRANSPORTING VEHICLES IN GENERAL VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR WEAPONS
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Beschreibung
Zusammenfassung:	A motor oil pump assembly includes: an inner sound insulation enclosure encloses an oil pump component, and the inner sound insulation enclosure and the oil pump component define an inner sound insulation cavity filled with low-pressure oil, the inner sound insulation cavity is in communication with a low-pressure cavity of the oil pump component, and the inner sound insulation enclosure is provided with a sound insulation enclosure cavity; and a pre-tightening buffering component, where the pre-tightening buffering component includes a piston and an elastic member, the piston fits in with the sound insulation enclosure cavity, the piston and an upper end cover of the oil pump component are integrally formed, and the elastic member is elastically sandwiched between a top wall of the sound insulation enclosure cavity and the piston, where the sound insulation enclosure cavity is in communication with a high-pressure cavity of the oil pump component.