Abstract: Disclosed is a a POU (point of use) cold tank sterilizing system which is a POU cold tank sterilizing system, mainly used for POU coolers used at home or office.

Abstract: The present invention is a water cooler with refrigerator or wine cellar, having a water tank inside of the water cooler connected to a water bottle, a water tank lower part connected with a hot tank assembly and a cold tank assembly through a hot tank inlet tube and cold tank inlet tube. Cold tank and hot tank connect with two water taps through a cold tank outlet tube and a hot tank outlet tube, on the top of cold tank. There is an exhausting tube connecting with water tank, which connect with a compressor. On the back of the cooler a condenser is installed. The cold tank assembly is placed horizontally inside of a cold compartment at its highest point. The cold tank assembly includes a cold tank, evaporator coiled on the outside of cold tank the two parts are separated by separate pad.

Abstract: The present invention is a probe for a water cooler including a hollow polygonal bottom seat and columniform thread seat and probe column installed on the bottom seat. The probe column having openings forming a set of long slots, which can go through an inside of a pipe on a side of the probe column. A probe column top diameter is a little smaller then a probe column diameter and there are at least one set of protruding ridges on the top of the probe column the distance between a probe column top end. The at least one protruding ridge is smaller then the height of a water bottle seal cap.

Abstract: The present invention is a bottled water cooler with a hot water sterilization system. A bottled water cooler with a hot water sterilizing system having a cold tank installed on the top of the cooler. There is a bottle receptacle in it, and the bottle receptacle groove having a probe connecting with water bottle and the cold tank inside. There is a baffle on a hollow baffle leader under the probe. The end of the baffle leader connects with a hot tank installed under cold tank by the cold and hot tank connecting tube, hot tank draining three-way pipe or draining pipe.