Air pressure protection switch

The utility model discloses an air pressure protection switch, including casing, flexible interlayer, flexible interlayer separates the casing for first air chamber and second air chamber, flexible interlayer is located first air chamber one side and is equipped with the contact piece, be equipped w...

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Bibliographische Detailangaben
Hauptverfasser:	LIU LUYAO, HE HONGMEI, LIU MEI, SHI ANYUN, LIU HONGZHI, LIU CANMEI, FU LINLIN, YIN LIKUN, XUE LI, CAO CHENGXIANG, LIU JINGYUAN, LI SHUO, CHEN QIAOZHI, LIU HONGJI, LI DANDAN, WU DAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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Beschreibung
Zusammenfassung:	The utility model discloses an air pressure protection switch, including casing, flexible interlayer, flexible interlayer separates the casing for first air chamber and second air chamber, flexible interlayer is located first air chamber one side and is equipped with the contact piece, be equipped with two conducting strips with contact piece matched with in the first air chamber, a sealing gas room for having certain atmospheric pressure in first air chamber and the second air chamber, when first air chamber during for the sealing gas room that has certain atmospheric pressure, the second air chamber is equipped with and is used for the opening be connected with other equipment, works as the second air chamber is during for the sealing gas room that has certain atmospheric pressure, first air chamber is equipped with and is used for the opening be connected with other equipment, when the pressure of first air chamber was less than the pressure of second air chamber, the conducting strip touched with the cont