Portable multi-layer heating lunch box

Abstract

The invention relates to a portable multi-layer heating lunch box. The lunch box comprises a box body, a heating insulation layer, a box cover, an inner container, an interlayer inner container, a power socket, a temperature display and a switch. The heating insulation layer is arranged inside the box body and is connected with the power socket, and the temperature display is arranged above the power socket; the interlayer inner container is arranged in the inner container; the periphery of the box cover is provided with a sealing ring; when the lunch box is covered with the box cover, power supply is plugged in and a switch is turned on to heat, the heating temperature and the heating time can be displayed on the temperature display; when the switch is turned off and the power supply is not disconnected, the heat preservation effect of food in the lunch box is achieved. The lunch box has the advantages that it's convenient for people to eat hot and delicious food anywhere outside thehome, and meanwhile, the loss of nutrient components in the food caused by the heating of a traditional lunch box by a microwave oven is prevented.

Description

technical field [0001] The invention relates to the technical field of tableware, in particular to a portable multi-layer heating lunch box. Background technique [0002] At present, the commonly used lunch boxes in daily life often only play a spill-proof role and have a single function, such as delivering meals to hospital patients, office workers and students taking lunch boxes to work or school, or the whole family going out for a picnic, etc., before the meal time. The food is already cold, and office workers need to use microwave ovens and other utensils to heat it, resulting in a large loss of food nutrients, which is not very healthy for people to eat; picnickers bring food to the wild, and once the food is cold, they will be even more helpless very inconvenient. Now along with people's higher and higher demand, need a kind of heating lunch box that structure is simple and can be carried conveniently to appear. Contents of the invention [0003] In order to solve...

AI Technical Summary

Problems solved by technology

[0002] At present, the commonly used lunch boxes in daily life often only play a spill-proof role and have a single function, such as delivering meals to hospital patients, office workers and students taking lunch boxes to work or school, or the whole family going out for a picnic, etc., before the meal time. The food is already cold, and office workers need to use microwave ovens and other utensils to heat it, resulting in a large loss of food nutrients, which is not very healthy for people to eat; picnickers bring food to the wild, and once the food is cold, they will be even more helpless very inconvenient

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