CN209421191U - A kind of lunch box bandage fixed structure - Google Patents

Abstract

The utility model discloses a kind of lunch box bandage fixed structures, including upper layer lunch box, the upper layer lunch box is equipped with cover of the lunch box, and upper layer lunch box lower end is fastened on lower layer's lunch box, the lunch box cap upper surface is equipped with groove, and groove slant setting is equipped with convex block in cover of the lunch box diagonal angle, lower layer's lunch box lower surface, bandage is engaged in the groove, and bandage lower end is limited by convex block and fixed.Fluted and convex block is arranged in the lunch box bandage fixed structure, the convex block edge in the groove of cover of the lunch box and on lower layer's lunch box is bundled in using bandage, it is tightly fastened it to lunch box completion, the food in lunch box is allowed to be not easy to tilt and go out, this setting makes the fixed effect of the lunch box bandage fixed structure more preferable, fixed efficiency is higher, effective solution lunch box fixed form bad problem.

Description

A kind of lunch box bandage fixed structure

Technical field

The utility model relates to lunch box technical field, specially a kind of lunch box bandage fixed structure.

Background technique

Lunch box is a kind of box for being specifically used to fill food, also referred to as boxed cassette, and aluminium multi-purpose greatly, stainless steel, plastics are made.Meal Box includes plastic lunch box, incubation canteen, ordinary lunch-box.Incubation canteen is to have added lagging casing outside common lunch box, is had interior Foamed plastics is filled in outer two layers, then is plated with metallic film in internal layer and is constituted.Heat is reduced in terms of conduction, radiation, convection current three The loss of amount.Install an electric heater unit additional between lunch box and shell again, the loss of additional heat makes food be maintained at certain Higher temperature.

Lunch box is generally divided into two layers, and one layer is used to fill a bowl with rice, and another layer is used for dish-up, is mentioned for the Portable dining of people Convenience is supplied, still, lunch box used in present people, the fixed effect between box cover and lunch box is bad, and leakproofness official post is in it Food in chamber is easy to leak out, therefore prior art Shortcomings, needs to improve this.

Summary of the invention

The purpose of this utility model is to provide a kind of lunch box bandage fixed structures, to solve the meal proposed in above-mentioned background The bad problem of box fixed form.

To achieve the above object, the utility model provides the following technical solutions: a kind of lunch box bandage fixed structure, including upper Layer lunch box, the upper layer lunch box is equipped with cover of the lunch box, and upper layer lunch box lower end is fastened on lower layer's lunch box, table on the cover of the lunch box Face is equipped with groove, and in cover of the lunch box diagonal angle, lower layer's lunch box lower surface is equipped with convex block, card in the groove for groove slant setting Bandage is closed, and bandage lower end is limited by convex block and fixed.

Preferably, the bandage is the cyclic annular elastic or rubber band rope of closure.

Preferably, the convex block has and sets at least to 4, and convex block is set as " L " type bulge-structure.

Preferably, the convex block corner angle are set as smooth arc structure.

Compared with prior art, the utility model has the beneficial effects that the lunch box bandage fixed structure setting it is fluted and Convex block is bundled in the convex block edge in the groove of cover of the lunch box and on lower layer's lunch box using bandage, completes it to lunch box close solid It is fixed, allow the food in lunch box to be not easy to tilt and go out, this setting makes the fixed effect of the lunch box bandage fixed structure more preferable, fixed effect Rate is higher, effective solution lunch box fixed form bad problem.

Detailed description of the invention

Fig. 1 is a kind of lunch box bandage fixed structure schematic diagram of the utility model；

Fig. 2 is a kind of lunch box bandage fixed structure solid schematic rear view of the utility model.

In figure: 1, cover of the lunch box, 2, upper layer lunch box, 3, lower layer's lunch box, 4, bandage, 5, groove, 6, convex block.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of lunch box bandage fixed structure, including lunch box Lid 1, upper layer lunch box 2, lower layer's lunch box 3, bandage 4, groove 5 and convex block 6, upper layer lunch box 2 are equipped with cover of the lunch box 1, and upper layer lunch box 2 Lower end is fastened on lower layer's lunch box 3, and 1 upper surface of cover of the lunch box is equipped with groove 5, and groove 5 is inclined at 1 diagonal angle of cover of the lunch box, recessed Bandage 4 is engaged in slot 5, and 4 lower end of bandage is fixed by the limit of convex block 6,3 lower surface of lower layer's lunch box is equipped with convex block 6, and convex block 6 has And 4 being set at least to, and convex block 6 is set as " L " type bulge-structure, the quantity and structure setting of convex block 6 can increase bandage 4 Balance and stability when fixed structure is placed, 6 corner angle of convex block are set as smooth arc structure, bandage 4 can be allowed to be tied The friction of bandage 4 will not be made impaired because of the sharp keen of 6 faceted portions of convex block with the contact portion of convex block 6 when tying up operation, bandage 4 is another Side is bundled in 6 edge of convex block, and bandage 4 is the cyclic annular elastic or rubber band rope of closure, bandage 4 can make its directly to lunch box into Row is fixed.

Working principle:

The lunch box for installing food materials being taken first, the short one side of lunch box and oneself body parallel, a hand takes lunch box, One hand in any one groove 5 on cover of the lunch box 1, places bandage 4 freely downwards, the thumb of a hand by bandage 4 The groove for being cased with the cover of the lunch box 1 of bandage 4 is pinned, pulls 4 other end of bandage with other one, slightly firmly bandage is drawn Stretch lengthening, stretched to the direction of cover of the lunch box 1 another groove 5, make bandage 4 the convex block 6 of lower layer's lunch box 3 inside range with Interior (with 6 contact of incline plane of lower layer 3 convex block of lunch box or parallel), and this end need to completely pass through the bottom surface of lower layer's lunch box 3, make hand There is the space wound upwards, bandage 4 is wound to upwards in another diagonal groove 5 of cover of the lunch box 1, it is complete so as to form one Lunch box is fixed in whole circuit.

Here it is the use processes of the lunch box bandage fixed structure.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (4)

1. a kind of lunch box bandage fixed structure, including upper layer lunch box (2), the upper layer lunch box (2) is equipped with cover of the lunch box (1), and Upper layer lunch box (2) lower end is fastened on lower layer's lunch box (3), it is characterised in that: and cover of the lunch box (1) upper surface is equipped with groove (5), Groove (5) is inclined at cover of the lunch box (1) diagonal angle, and lower layer's lunch box (3) lower surface is equipped with convex block (6), the groove (5) Interior engaging bandage (4), and bandage (4) lower end is fixed by convex block (6) limit.

2. a kind of lunch box bandage fixed structure according to claim 1, it is characterised in that: the bandage (4) is closure Cyclic annular elastic or rubber band rope.

3. a kind of lunch box bandage fixed structure according to claim 1, it is characterised in that: the convex block (6) has and at least 4 are set as, and convex block (6) is set as " L " type bulge-structure.

4. a kind of lunch box bandage fixed structure according to claim 3, it is characterised in that: convex block (6) the corner angle setting For smooth arc structure.