Because the function of rice cooker is obviously different from other pots, it is very suitable for modern people's living habits-fast, convenient and multifunctional, and has great market potential. Zhiyan Consulting shows that after a round of market reshuffle, by the end of 20 10, there are about 150 brands of rice cookers in the domestic market, and rice cookers are practical cooking appliances. It has incomparable advantages over other cookers.

Working principle:

The main structure of an ordinary rice cooker consists of a heating plate, a temperature limiter, a thermal insulation switch, a lever switch, a current limiting resistor, an indicator lamp and a socket.

Heating plate This is the main heating element of the rice cooker. It is an aluminum alloy disk with an electric heating tube embedded, and the inner pot is placed on it. You can see it by removing the inner pot.

Temperature limiter is also called magnetic steel. Equipped with permanent magnet ring and spring, it can be pressed at the center of the heating plate. When cooking, press the cooking switch and drive the lever switch through the attraction of the magnetic steel to keep the power contact connected. When cooking, the temperature at the bottom of the pot keeps rising, and the attraction of the permanent magnet ring decreases with the increase of temperature.

Baidu encyclopedia-rice cooker