Electronic gas pressure transducer

The utility model relates to an electronic gas pressure transducer, which comprises a baseframe, a round metal vacuum box, a Hall sensor and magnets, wherein ripples are formed on the surface of the round metal vacuum box. The electronic gas pressure transducer is characterized in that the Hall sens...

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1. Verfasser: LIU SHENGXUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to an electronic gas pressure transducer, which comprises a baseframe, a round metal vacuum box, a Hall sensor and magnets, wherein ripples are formed on the surface of the round metal vacuum box. The electronic gas pressure transducer is characterized in that the Hall sensor is a linear Hall sensor; the Hall sensor is flat stuck to the surface of the vacuum box; one magnet is stuck to the other surface of the vacuum box and positioned right behind the Hall sensor; another magnet positioned exactly in front of the Hall sensor is arranged on the baseframe; the Hall sensor is positioned between the two magnets; opposite magnetic poles of the two magnets are arranged relatively; and a magnetic field between the opposite magnetic poles varies gradually. When gas pressure is changed, the thickness of the vacuum box is changed correspondingly, the position of the Hall sensor shifts, the magnetic density of the magnetic field where the Hall sensor is positioned is changed, and corresponding