CN215649630U - Multi-layer thermal insulation lunch box - Google Patents

Abstract

The utility model discloses a multilayer heat-preservation lunch box which is characterized by comprising a box body and a box cover, wherein the box cover is in threaded connection with the box body, a plurality of inner containers are arranged in the box body and are mutually nested, the outermost inner container and the box body are mutually nested, an inner cover is further arranged at an opening of the box body, a containing cavity for placing tableware is formed in the top of the inner cover, an installation structure for fixing the tableware is arranged in the containing cavity, the installation structure comprises a clamping part and a clamping groove which are in clamping fit with the tableware, and two end parts of the tableware are respectively in clamping fit with the clamping part and the clamping groove.

Description

Multi-layer thermal insulation lunch box

Technical Field

The utility model relates to a lunch box, in particular to a multilayer heat-preservation lunch box.

Background

The heat-insulating lunch box is characterized by that a heat-insulating shell is added on the exterior of general lunch box, and its interior and exterior layers are filled with foamed plastics, and its interior layer is coated with metal film, so that it can reduce heat loss in the three fields of conduction, radiation and convection.

The lunch box of keeping warm usually can be including the outer box body and the interior box body of mutually supporting, and outer box body has the heat preservation function, and interior box body is used for holding food, can accomodate two or more inner bags in the outer box body to separately store various food.

The heat-preservation lunch box disclosed in the patent publication CN206403377U comprises a box cover, a box body, a handle and at least 1 inner bowl, wherein the box body comprises a shell and an inner container, the shell is connected with the inner container to form a heat-preservation layer, the handle is arranged on the box cover, the inner bowl is placed at the opening part of the inner container, the heat-preservation lunch box further comprises an inner cover, and the top of the inner cover is recessed to form a containing cavity.

Above-mentioned holding chamber in the current heat preservation lunch-box is used for placing the tableware, and when the tableware was placed in this holding chamber, the holding chamber did not have the fixed action to the tableware, and when portable heat preservation lunch-box, the lunch-box can produce and rock, and the tableware can strike the holding chamber to produce the noise, and if the tableware is the metal material, probably still can harm the inner cup.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a multilayer heat-preservation lunch box which is simple in structure and can effectively fix tableware.

The technical scheme adopted by the utility model for solving the technical problems is as follows: multilayer heat preservation lunch-box, its characterized in that: including box body and lid, lid threaded connection is on the box body, be equipped with a plurality of inner bag in the box body, a plurality of inner bag is nested each other, and outermost inner bag is nested each other with the box body, the opening part of box body still is equipped with the inner cup, the chamber that holds that is used for placing the tableware is offered at the top of inner cup, it is equipped with the mounting structure who is used for fixed tableware to hold the intracavity, mounting structure include with tableware joint complex joint portion and joint groove, the both ends of tableware respectively with joint portion and joint groove joint cooperation.

The further preferable scheme of the utility model is as follows: the joint portion includes two fixed columns, two be equipped with the fit-up gap between the fixed column, it is protruding all to be equipped with the joint on two relative faces of two fixed columns.

The further preferable scheme of the utility model is as follows: the lateral wall of the accommodating cavity is provided with a convex part, and the clamping groove is transversely arranged on the convex part.

The further preferable scheme of the utility model is as follows: the joint portion is arranged on one side of the accommodating cavity, and the joint groove is located on the side wall of the other side of the accommodating cavity.

The further preferable scheme of the utility model is as follows: the convex outer fringe of joint is equipped with the direction cambered surface.

The further preferable scheme of the utility model is as follows: the fixed column is an elastic strip-shaped upright column.

The further preferable scheme of the utility model is as follows: and a downward sunken accommodating groove is formed in the bottom surface of the accommodating cavity.

The further preferable scheme of the utility model is as follows: both sides of the accommodating cavity are provided with openings communicated with the accommodating cavity.

The further preferable scheme of the utility model is as follows: the depth of the opening is the same as the depth of the accommodating cavity.

The further preferable scheme of the utility model is as follows: the opening is arc-shaped.

Compared with the prior art, the tableware fixing device has the advantages that the mounting structure for fixing tableware is arranged in the accommodating cavity, the mounting structure comprises the clamping portion and the clamping groove which are in clamping fit with the tableware, the two end portions of the tableware are respectively in clamping fit with the clamping portion and the clamping groove, the tableware can be stably fixed, the tableware is prevented from being collided with the accommodating cavity, noise cannot be generated, and the inner wall of the accommodating cavity cannot be damaged.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the utility model. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of a heat-preservation lunch box;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic view of the assembly of the cutlery on the inner lid;

FIG. 6 is a first schematic view of the structure of the inner lid;

fig. 7 is a structural schematic diagram of the inner cover.

In the figure: 1. a box body; 2. a box cover; 3. an inner container; 4. an inner cover; 5. tableware; 21. a handle; 31. edge clamping; 32. a warning line; 41. an accommodating chamber; 411. accommodating grooves; 42. a clamping groove; 43. fixing a column; 44. an assembly gap; 45. clamping the bulges; 451. a guiding cambered surface; 46. a convex portion; 47. and (4) opening.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

Multilayer heat preservation lunch-box, including box body 1 and lid 2, lid 2 threaded connection is equipped with handle 21 on the lid 2 on box body 1, the rotatable connection of handle 21 on lid 2.

Be equipped with a plurality of inner bag 3 in the box body 1, a plurality of inner bag 3 is nested each other, and outermost inner bag 3 is nested each other with box body 1, and the quantity of inner bag 3 is indefinite, selects suitable inner bag quantity according to actual conditions, and the height of inner bag 3 reduces one by one, gives the inner bag 3 sufficient space of lower floor and places food.

All be equipped with warning line 32 on the lateral wall of inner bag 3 or the lateral wall of box body 1, the warning line 32 that is located the inner bag 3 of lower floor highly equals the inner bag height that is located the inner bag 3 of upper strata to its open-ended, reminds the dress of user's food to give the volume, prevents that inner bag 3 from pressing food.

The outside bending type of top outer fringe of inner bag 3 forms card limit 31, and the width that lies in the card limit 31 of the inner bag 3 of lower floor will be wider than the opening part of box body 1, can let the user take out inner bag 3 more easily like this, and in the same way, the width that lies in the card limit 31 of the inner bag 3 of upper strata will be wider than the width that lies in the card limit 31 of the inner bag 3 of lower floor.

An inner cover 4 is further arranged at the opening of the box body 1, after the liner 3 is placed in the box body 1, the inner cover 4 is screwed up, and then the box cover 2 is screwed on the box body 1.

The top of inner cup 4 is seted up and is used for placing the chamber 41 that holds of tableware 5, holds the intracavity and is equipped with the mounting structure who is used for fixed tableware 5 in the chamber 41.

The mounting structure includes and cooperates joint portion and joint groove 42 with 5 joint of tableware, and the both ends of tableware 5 cooperate with joint portion and joint groove 42 joint respectively, and joint portion establishes in the one side that holds chamber 41, and joint groove 42 is located the lateral wall that holds chamber 41 opposite side.

Further, joint portion includes two fixed columns 43, is equipped with fit-up gap 44 between two fixed columns 43, all is equipped with joint arch 45 on two relative faces of two fixed columns 44, inserts tableware 5 and establishes in fit-up gap 44, and two fixed columns 43 restrict the removal about the tableware, then block the tableware through joint arch 45 and prevent its upward movement.

A convex part 46 is arranged on the side wall of the accommodating cavity 41, and the clamping groove 42 is transversely arranged on the convex part 46.

The fixing post 43 is an elastic strip-shaped upright post, so that the tableware 5 can be inserted into the assembly gap 44 more easily and then clamped below the clamping protrusion 45.

The outer edge of the clamping bulge 45 is provided with a guide cambered surface 451, the guide cambered surface 451 can also enable tableware to be loaded more conveniently, and meanwhile, the clamping bulge can be prevented from scratching the tableware 5.

The bottom surface of the accommodating cavity 41 is provided with an accommodating groove 411 which is concave downwards, so that the tableware 5 can be better matched with the shape of the spoon when being a spoon.

Both sides of the accommodating cavity 41 are provided with openings 47 communicated with the accommodating cavity 41, the depth of each opening 47 is the same as that of the accommodating cavity 41, the openings 47 are arc-shaped and are better attached to fingers, and a user can stretch the fingers into the openings 47 to easily hold the tableware with the fingers and then easily take out the tableware 5.

When the tableware 5 is placed, one end of the tableware 5 is inserted into the clamping groove 42 on the side wall of the accommodating cavity 41, the other end of the tableware 5 is inserted into the assembling gap 44, and then the tableware 5 is pressed to the lower part of the clamping protrusion 45 by hand, so that the tableware 5 is well fixed in the accommodating cavity 41.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention usually put in use, are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The multilayer heat-preservation lunch box provided by the utility model is described in detail, the principle and the implementation mode of the utility model are explained by applying specific examples, and the description of the examples is only used for helping understanding the utility model and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. Multilayer heat preservation lunch-box, its characterized in that: including box body and lid, lid threaded connection is on the box body, be equipped with a plurality of inner bag in the box body, a plurality of inner bag is nested each other, and outermost inner bag is nested each other with the box body, the opening part of box body still is equipped with the inner cup, the chamber that holds that is used for placing the tableware is offered at the top of inner cup, it is equipped with the mounting structure who is used for fixed tableware to hold the intracavity, mounting structure include with tableware joint complex joint portion and joint groove, the both ends of tableware respectively with joint portion and joint groove joint cooperation.

2. The multi-layer heat-preservation lunch box according to claim 1, characterized in that: the joint portion includes two fixed columns, two be equipped with the fit-up gap between the fixed column, it is protruding all to be equipped with the joint on two relative faces of two fixed columns.

3. The multi-layer heat-preservation lunch box according to claim 1, characterized in that: the lateral wall of the accommodating cavity is provided with a convex part, and the clamping groove is transversely arranged on the convex part.

4. The multi-layer heat-preservation lunch box according to claim 1, characterized in that: the joint portion is arranged on one side of the accommodating cavity, and the joint groove is located on the side wall of the other side of the accommodating cavity.

5. The multi-layer heat-preservation lunch box according to claim 2, characterized in that: the convex outer fringe of joint is equipped with the direction cambered surface.

6. The multi-layer heat-preservation lunch box according to claim 2, characterized in that: the fixed column is an elastic strip-shaped upright column.

7. The multi-layer heat-preservation lunch box according to claim 1, characterized in that: and a downward sunken accommodating groove is formed in the bottom surface of the accommodating cavity.

8. The multi-layer heat-preservation lunch box according to claim 1, characterized in that: both sides of the accommodating cavity are provided with openings communicated with the accommodating cavity.

9. The multi-layer heat-preservation lunch box according to claim 8, characterized in that: the depth of the opening is the same as the depth of the accommodating cavity.

10. The multi-layer heat-preservation lunch box according to claim 8, characterized in that: the opening is arc-shaped.

Images