Dry dual-scroll vacuum pump

A dry dual-scroll vacuum pump includes a driving assembly and an upper cover located above the driving assembly, wherein the driving assembly includes an output shaft, and a movable disk is eccentrically arranged on the output shaft; two groups of first scroll teeth that are centrally symmetrical ar...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Xiong, Shusheng, Jiang, Renpu, Chen, Guodong
Format:	Patent
Sprache:	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:	A dry dual-scroll vacuum pump includes a driving assembly and an upper cover located above the driving assembly, wherein the driving assembly includes an output shaft, and a movable disk is eccentrically arranged on the output shaft; two groups of first scroll teeth that are centrally symmetrical are arranged on a side of the movable disk that faces the upper cover; a fixed disk is arranged at a lower end of the upper cover, second scroll teeth that are in one-to-one correspondence with the first scroll teeth are arranged on the fixed disk, and the first scroll teeth are meshed with the second scroll teeth to form a compression cavity; and the upper cover is further provided with an air inlet and an air outlet, which correspond to the compression cavity.