Particle counting device with automatic discharging function

The utility model discloses a particle counting device with the automatic discharging function, comprising a specimen cup, a sensor, the metering and controlling components of the air passage system and a vacuum pump. An electromagnetic valve F2 and an electromagnetic valve F1 are respectively arran...

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Bibliographic Details
Main Authors SHIJIN LUO, DANDAN QU, JIANYING XUE
Format Patent
LanguageEnglish
Published 23.03.2005
Edition7
Subjects
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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Summary:The utility model discloses a particle counting device with the automatic discharging function, comprising a specimen cup, a sensor, the metering and controlling components of the air passage system and a vacuum pump. An electromagnetic valve F2 and an electromagnetic valve F1 are respectively arranged between the positive and negative poles of the vacuum pump, and the metering and controlling components of the air passage system. The electromagnetic valve is a two-position three-way electromagnetic valve. The utility model has reasonable design, simple craft and low cost. The utility model can automatically remove blocking objects rapidly. The utility model can be widely applied to a particle counting system.
Bibliography:Application Number: CN2003258274U