Power-supply-free re-heatable lunch box
A technology that repeatedly heats and has no power supply. It is applied to heating devices, clothing, accessories, etc. It can solve the problems that affect the healthy growth of children, inconvenient heating, anorexia, etc., achieve fast, efficient and accurate heating, promote heating effects, and prevent overheating. fast cooling effect
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[0034] Below by embodiment the content of the present invention is specified:
[0035] Please check Figure 1 to Figure 4 , a reheatable lunch box without power supply, comprising a shell 10 and a lunch box assembly 20 and a heating assembly 30 disposed in the shell 10;
[0036] The shell 10 is made of PP (polypropylene) material, and includes an upper shell 11 and a lower shell 12. The outer wall of the upper shell 11 is provided with two lugs 111 arranged symmetrically, and the two lugs 111 are both It can be rotated upward or downward relative to the upper housing 11, and the two lugs 111 are provided with clamps; the outer wall of the lower housing 12 is provided with two protrusions 121 corresponding to the positions of the lugs 111; the clamps Fit and clip with the protrusion 121 to realize the fastening of the upper shell 11 and the lower shell 12 .
[0037] The lunch box assembly 20 includes a box body 21 , a box cover 22 and tableware 23 . There are two box bodies ...
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