Heat preservation lunch box

Abstract

The invention discloses a heat preservation lunch box, comprising a box body and a box cover, wherein an upper end of the box body is provided with an opening; the box cover is arranged on the openingof the box body; the box body comprises an outer shell and an inner shell; a heat storage layer and a heating device for heating the heat storage layer are arranged between the outer shell and the inner shell; The middle part of the inner wall of the inner shell is provided with a placing boss for placing the container, the placing boss divides the shell cavity of the inner shell into a vegetableplacing area of the lower part and a rice placing area of the upper part, the rice placing area is movably provided with a lunch box, and the vegetable placing area is movably provided with a vegetable box; The heat storage layer includes a partition shell disposed between the inner shell and the outer shell, the partition shell and the inner shell are filled with a phase change heat storage material, and the heating device is attached to the outer side wall of the partition shell. The lunch box can prolong the heat preservation time of the food, and the food is placed separately, so as to avoid the mixed food from affecting the mouthfeel. The invention applies to the catering industry.

Description

technical field [0001] The invention relates to the technical field of food boxes, in particular to an insulated lunch box. Background technique [0002] When outdoor workers work outdoors, they often bring their own food for consumption. However, due to the heat of the food itself, the food in the insulated food box will inevitably cool down due to heat loss, especially in cold weather. Food affects the appetite of the eater, and it is also easy to cause health problems such as diarrhea. [0003] Insulated food boxes on the market now generally have only one layer of space for placing food, and can only put the food together at the same time. The food is mixed together for a long time, which has a serious impact on the mouthfeel of the food. Contents of the invention [0004] The object of the present invention is to provide a thermal insulation lunch box, which uses phase change heat storage material to release heat when it changes from a liquid phase to a solid phase, ...

AI Technical Summary

Problems solved by technology

[0002] When outdoor workers work outdoors, they often bring their own food for consumption. However, due to the heat of the food itself, the food in the insulated food box will inevitably cool down due to heat loss, especially in cold weather. Food affects the appetite of the eater, and it is also easy to cause health problems such as diarrhea

[0003] The insulated food boxes on the market now generally have only one layer of space for placing food, and can only put the food together at the same time. The food is mixed together for a long time, which has a serious impact on the taste of the food.

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