Patent ID: 8268132
Filing Date: 2012-09-18
Classification: C02F

Abstract:
1. A distillation drinking fountain, comprising: a liquid providing unit having a liquid entry; a heat-exchanging tube having a liquid incoming end, a liquid outgoing end and a heat-exchanging room, wherein the liquid providing unit connects to the liquid incoming end and communicates with the heat-exchanging room; a hot water tank having a body and a heating unit, wherein the body has a heating room connecting to the liquid outgoing end via at least one pipe and communicating with the heat-exchanging room; a steam pipe having a first end and a second end, wherein the first end communicates with the heating room, and a part of the steam pipe is received in the heat-exchanging room, wherein the steam pipe further includes a shrinking portion and an exhaust hole, the shrinking portion is located on an inner wall of the steam pipe and adjacent to the liquid outgoing end of the heat-exchanging tube, and the exhaust hole extends through a surface of the steam pipe and is located on one side of the shrinking portion; a condensing unit having a condenser tube, wherein the condenser tube has one end communicating with the second end of the steam pipe; a water-collecting unit having a water-storing room connecting to another end of the condenser tube; and an outlet valve communicating with the water-storing room via an outlet pipe.