| 摘要 |
The invention relates to a antifreeze device for dispensing water (10), comprising an outside dispensing pipe (12), which is connected to a first passage (26) of a three-way valve means (24) which comprises a second passage (28) connected to a water source and a third drainage passage (30), characterized in that the three-way valve means (24) is capable of being controlled by a single control device (34) according to a first operating mode of the three-way valve means (24) in which the first passage (26) is in communication with the second passage (28), a second operating mode of the three-way valve means (24) in which the first passage (26) is in communication with the third passage (30), and a third operating mode of the three-way valve means (24) in which the first passage (26) is isolated from the second passage (28) and in which the first passage (26) and/or the third passage (30) is closed off. |
