CN210930022U - Self-heating lunch box - Google Patents

Abstract

The utility model discloses a self-heating lunch box, which comprises a bottom box, a hamper and a box cover, wherein the inner side wall of the bottom box is provided with an annular boss for placing the hamper, the mouth edge of the hamper is provided with a flanging corresponding to the annular boss, and an interlayer for placing a heating bag is formed between the hamper and the bottom box after the hamper is placed in the bottom box; the utility model discloses a self-heating cutlery box not only is convenient for hold food, can heat by oneself moreover, need not other heating device, simple structure, and is small, convenient to use and carry.

Description

Self-heating lunch box

Technical Field

The utility model belongs to the technical field of articles for daily use, especially, relate to a self-heating cutlery box.

Background

As is well known, the cutlery box is a box for containing food, and present plastics cutlery box is widely used with its leakproofness good, easily clearance, matter is light, pleasing to the eye superior performance such as, has replaced aluminium system cutlery box gradually, and the cutlery box is sealed behind the box body lid, not only has good heat preservation effect, can also effectively prevent that liquid in the cutlery box from leaking outward, and the cutlery box among the prior art is single the function of holding, needs to adopt microwave oven or dedicated heating device etc. to heat in addition, and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a self-heating cutlery box not only is convenient for hold food, can heat by oneself moreover, need not other heating device, simple structure, and is small, convenient to use and carry.

The utility model discloses a self-heating cutlery box, including end box, hamper and lid, the inside wall of end box is equipped with the annular boss that is used for placing the hamper, the mouth edge department of hamper corresponds annular boss and is equipped with the turn-ups, and the hamper is put into in the end box after and is formed the intermediate layer that is used for placing the heating bag between the end box, adds proper amount water in earlier to the end box during heating, then puts into the aquatic with the heating bag, and the annular boss department of end box is put into with the hamper again, and it can to cover the lid.

Furthermore, the mouth of end box is followed the department and is equipped with outside turn-ups, the limit portion of lid is equipped with a plurality of buckles that are used for connecting the turn-ups department at end box, is convenient for cover lid on end box and take off the lid, lid bottom surface limit portion is equipped with joint strip, and the leakproofness is good.

Furthermore, soft material air overflow holes are formed in the bottom box and the box cover, when the pressure in the lunch box is increased to a certain degree, the soft material air overflow holes can be opened, the pressure in the lunch box in the heating process is kept constant, meanwhile, the soft material air overflow holes are kept closed under normal pressure, and the sealing and the freshness keeping in the lunch box are guaranteed.

Further, the hamper is equipped with one deck, two-layer or three-layer, and two side by side are arranged about every layer of hamper, and the both sides of every hamper form the clearance of circulation from top to bottom of heat supply steam, and the practicality is strong, can satisfy different use crowd's needs.

Further, be equipped with the box frame that is used for placing each layer hamper except that the bottom hamper on the end box, every box frame is used for placing the one deck hamper, and box frame inside wall also is equipped with the annular boss that is used for placing corresponding hamper, and box frame bottom lateral wall is equipped with the mouth edge looks scarf joint's step face that is used for the box frame with the mouth edge of end box or below, the diapire of box frame be equipped with the fretwork vacancy that the clearance corresponds, when needing to use multilayer hamper additional, can install corresponding box frame, form certain location between box frame and the end box and between box frame and the box frame, the stable in structure, the fretwork position of box frame has satisfied the flow of hot steam in whole dining box when heating, makes the heating even, and the specification and the quantity of heating bag are decided according to the actually required heat that adds.

Further, still include the extension hasp, when being equipped with the multilayer hamper, the lid passes through extension hasp and end box lock joint, and the extension hasp has the multiple specification of different length to the condition of two-layer hamper and three-layer hamper is equipped with in the adaptation.

The utility model has the advantages that: the utility model discloses a self-heating cutlery box not only is convenient for hold food, can heat by oneself moreover, need not other heating device, simple structure, and is small, convenient to use and carry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the structure of the utility model with a layer of hamper;

FIG. 2 is a schematic view of the structure of the present invention with two layers of hampers;

FIG. 3 is a schematic structural view of the three-layered hamper of the present invention;

FIG. 4 is a front view of the lid;

FIG. 5 is a top view of the lid;

FIG. 6 is a front view of the cassette frame;

fig. 7 is a top view of the cassette frame.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-7: the self-heating cutlery box of this embodiment, including end box 1, hamper 2 and lid 4, the inside wall of end box 1 is equipped with the annular boss that is used for placing hamper 2, the mouth of hamper 2 corresponds the annular boss along the department and is equipped with the turn-ups, hamper 2 is put into end box 1 in later and end box 1 between form the intermediate layer that is used for placing heating bag 3, add appropriate amount of water to end box 1 earlier during the heating, then put into aquatic with heating bag 3, put into the annular boss department of end box 1 with hamper 2 again, cover lid 4 can.

In this embodiment, the mouth of end box 1 is followed the department and is equipped with outside turn-ups, the limit portion of lid 4 is equipped with a plurality of buckles 5 that are used for connecting at the turn-ups department of end box 1, is convenient for cover lid 4 on end box 1 and take off lid 4, and 4 bottom surface limit portions of lid are equipped with joint strip, and the leakproofness is good.

In this embodiment, all be equipped with soft material gas overflow hole 8 on end box 1 and the lid 4, when the cutlery box internal pressure increased to a certain extent, enable soft material gas overflow hole 8 and open, keep the interior pressure of heating process lunch-box invariable, soft material gas overflow hole 8 keeps sealing under the ordinary pressure simultaneously, guarantees the interior closure of lunch-box and keeps fresh.

In this embodiment, hamper 2 is equipped with one deck, two-layer or three-layer, and two are arranged side by side about every layer hamper 2, and the both sides of every hamper 2 form the clearance of circulation from top to bottom of heat supply steam, and the practicality is strong, can satisfy different use crowds' needs.

In this embodiment, be equipped with the box frame 6 that is used for placing each layer hamper 2 except that bottom hamper 2 on end box 1, every box frame 6 is used for placing one deck hamper 2, and 6 inside walls of box frame also are equipped with the annular boss that is used for placing corresponding hamper 2, and 6 bottom lateral walls of box frame are equipped with the mouth edge that is used for with end box 1 or the nested step face of the mouth edge of box frame 6 of below, and the diapire of box frame 6 be equipped with the corresponding fretwork position 9 in clearance, when needing to use multilayer hamper 2 additional, can install corresponding box frame 6, form certain location between box frame 6 and end box 1 and between box frame 6 and the box frame 6, and the structure is firm, and the flow of hot steam in whole dining box when the fretwork position 9 of box frame 6 had satisfied the heating makes the heating even, and the specification and the quantity of heating bag 3 are decided according to the heating volume that needs actually.

In the embodiment, the multi-layer hamper is further provided with the lengthened hasp 7, when the multi-layer hamper 2 is arranged, the box cover 4 is buckled with the bottom box 1 through the lengthened hasp 7, and the lengthened hasp 7 has various specifications with different lengths so as to adapt to the condition that the two-layer hamper 2 and the three-layer hamper 2 are arranged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (2)

1. A self-heating cutlery box which characterized in that: the food box comprises a bottom box, a food box and a box cover, wherein an annular boss for placing the food box is arranged on the inner side wall of the bottom box, a flanging is arranged at the position of the opening edge of the food box corresponding to the annular boss, and an interlayer for placing a heating bag is formed between the food box and the bottom box after the food box is placed in the bottom box; the opening edge of the bottom box is provided with an outward flange, and the edge of the box cover is provided with a plurality of buckles for connecting the flange of the bottom box; the bottom box and the box cover are both provided with soft material overflow holes; the hampers are provided with one layer, two layers or three layers, two hampers are arranged on the left and right of each layer in parallel, and gaps for up-and-down circulation of heat supply steam are formed on two sides of each hamper; the bottom box is provided with box frames for placing all layers of hampers except the bottommost hamper, each box frame is used for placing one layer of hamper, the inner side wall of each box frame is also provided with an annular boss for placing the corresponding hamper, the outer side wall of the bottom of each box frame is provided with a step surface which is used for being embedded with the opening edge of the bottom box or the opening edge of the box frame below, and the bottom wall of each box frame is provided with a hollow space corresponding to the gap.

2. A self-heating lunch box as claimed in claim 1, wherein: the multi-layer hamper is characterized by further comprising a lengthened hasp, and when the multi-layer hamper is installed, the box cover is buckled with the bottom box through the lengthened hasp.

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