Bubble extinction machine

A bubble extinction machine is provided for extinguishing bubbles in hot water stored in a hot water storage tank. The bubble extinction machine includes a hot water storage tank, a hot water introduction pipe for introducing hot water containing bubbles to the hot water storage tank, a discharge pressure adjusting device, a first vertical main pipe, a second vertical main pipe, a plurality of flow pipes, a hot water suction pipe, a first spiral drum, and a second spiral drum. Flow pipes are horizontally disposed between the first vertical main pipe and the second vertical main pipe, so that the hot water can pass through the flow pipes from the first vertical main pipe to the second vertical main pipe.