Gas heater hydraulic pressure switch

The utility model discloses a gas heater hydraulic pressure switch, include inferior valve and epitheca and micro -gap switch support, micro -gap switch, the epitheca upside be equipped with the epitheca and connect, the epitheca connects and is equipped with the attach fitting, the attach fitting is fixed with the support through nut no. 2 and nut no. 3, the micro -gap switch support mounting is on the support, be equipped with the ejector pin in that inferior valve and epitheca are inside, the cover is equipped with compression spring on the steel pole of ejector pin, this steel pole through the epitheca connect, the attach fitting to the micro -gap switch below, the both sides that the support is relative between be equipped with the rotor plate, a rotor plate tip is equipped with the dwang, dextrorotation spring that the dwang passes through both ends and left -handed spring movable mounting are on the support, the rotor plate lies in the micro -gap switch downside. The utility model discloses compact str