Water path detection device of water purifier and water purifier

The utility model provides a water purifier waterway detection device and a water purifier. The water purifier waterway comprises a water taking waterway and a circulating waterway, the detection device comprises a waterway detection circuit and a controller, the waterway detection circuit comprises...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DOU XIAOYONG, ZHU ZECHUN, XU XIAOLIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides a water purifier waterway detection device and a water purifier. The water purifier waterway comprises a water taking waterway and a circulating waterway, the detection device comprises a waterway detection circuit and a controller, the waterway detection circuit comprises at least two water detection electrodes which are respectively arranged in a water taking waterway and a circulating waterway, the water detection electrodes and a pull-up resistor are connected in series between an auxiliary power supply and the ground, and an electrode signal output end is arranged between the water detection electrodes and the pull-up resistor; and the electrode signal output end is electrically connected with the controller. The water detection electrodes are arranged in the water taking waterway and the circulating waterway, the fault point of the water purifier can be determined by detecting the electrode signals between the water detection electrodes and the pull-up resistor, and correspond