The utility model discloses a thermos
bottle capable of guaranteeing the
water quality sanitation of cold boiled water, which comprises a shell, a thermos
bottle and an ice making module, and the shell is provided with a water outlet; the thermos
bottle is arranged on the
machine shell and used for supplying hot water. The ice making module is arranged in the
machine shell and used for making ice and supplying cold water. The water outlet end of the thermos bottle is communicated with the water outlet through a first hot water outlet
pipe; the ice-making module comprises an ice-making box, a cold water tank, a cold water inlet
pipe, a first cold water outlet
pipe and a hot water inlet pipe, and the ice-making box, the cold water inlet pipe, the cold water tank and the first cold water outlet pipe are sequentially communicated and form a water path circulating
system; the water inlet end of the hot water inlet pipe is communicated with the water outlet end of the thermos bottle, and the water outlet end is communicated with the ice-making box or the cold water tank. In addition, the water dispenser further comprises a cooling
water pipe at least partially arranged in the cold water tank, the water outlet end of the thermos bottle is communicated with the water inlet end of the cooling
water pipe through a second hot water outlet pipe, and the water outlet end of the cooling
water pipe is communicated with the first hot water outlet pipe at a certain position through a pipeline so that hot water and cold water can be mixed to form cold boiled water.