Oil injection screw vacuum pump

The utility model discloses an oil injection screw vacuum pump which comprises a vacuum pump main machine, an electric cabinet, an oil-gas separation barrel, an air inlet system and a power device, the oil-gas separation barrel is used for supplying oil to the vacuum pump main machine and carrying o...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHUO FENGLEI, WANG HAO, SHEN YEKAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an oil injection screw vacuum pump which comprises a vacuum pump main machine, an electric cabinet, an oil-gas separation barrel, an air inlet system and a power device, the oil-gas separation barrel is used for supplying oil to the vacuum pump main machine and carrying out oil-gas separation on exhausted air of the vacuum pump main machine, and the vacuum pump main machine sucks air through the air inlet system. The electric cabinet drives the vacuum pump main machine to operate by controlling the power device, the electric cabinet and the oil-gas separation barrel are installed on the front side of the machine frame, the vacuum pump main machine and the power device are installed on the rear side of the machine frame, and the gas inlet system is installed above the vacuum pump main machine. The oil-gas separation barrel comprises a first barrel body and a second barrel body which are communicated, oil separation cores are installed in the first barrel body and the second barrel b