| 摘要 |
Provided is a water dispenser that is hygienic and allows low-temperature drinking water to be utilized even during a sterilization operation. The water dispenser utilizes a configuration comprising: a cold water tank (2); a source water dispensing pipe (5) linking a source water container (3) and the cold water tank (2); a pump (6) disposed part way along the source water dispensing pipe (5); a hot water tank (7); a buffer tank (8) positioned above the hot water tank (7); a hot water tank water supply pipe (9) linking the buffer tank (8) and the hot water tank (7); a first three-way valve (13) and a second three-way valve (15) disposed on the source water dispensing pipe (5); a buffer tank water supply pipe (14) linking the first three-way valve (13) and the buffer tank (8); and a circulation pipe (16) linking the second three-way valve (15) and the hot water tank (7). |
