Patent ID: 8776824
Filing Date: 2014-07-15
Classification: E03B,E03C,G01M,Y02A,Y10T

Abstract:
1. A sanitary automatic water leakage detection and shut-off apparatus, installed between a water controlling unit and a water outgoing unit, having a connecting unit between the water controlling unit and the water outgoing unit, the water shut-off apparatus comprising: the water controlling unit including a water inlet, a water outlet and a solenoid valve between the water outlet and the water inlet; wherein the solenoid valve is a normally-open-type solenoid valve and is capable of closing the water outlet to stop water from going out; a water accumulating unit, provided between the water controlling unit and the water outgoing unit and completely enclosing the connecting unit, having a water accumulating hole adjacent to a bottom thereof; and a detecting unit, installed on the water accumulating hole of the water accumulating unit and electrically connected to the solenoid valve; wherein the detecting unit drives the solenoid valve in an electronic communication manner based on a leakage status of the water accumulating unit to shut off the water outlet of the water controlling unit and to stop water supply thereof.