High temperature food heating device

A high temperature food heating device, comprising:

• a heating tank comprising three tanks, which are a main tank for storing water at a temperature higher than 100° C. and a front reserve tank and a rear reserve tank respectively storing water, wherein each of the front reserve tank and the rear reserve tank has a first storage part having an opening at an upper part and a second storage part communicating with the first storage part at a lower part of the first storage part and having an opening at an upper part;
• a heating section for heating the water in the main tank;
• a container conveying section for conveying a container accommodating foods as an object to be heated to pass through, in order, the respective water of the front reserve tank, the main tank and the rear reserve tank;
• a communication chamber for communicating between a water surface of each of the second storage parts of the front reserve tank and the rear reserve tank and a water surface of the main tank and storing a gas or a liquid inside the communication chamber;
• and
• a high pressure fluid supply section for supplying a high pressure gas or a pressurized liquid into the communication chamber.