CN210471348U

CN210471348U - EVA composite aluminum film heat-preservation backpack

Info

Publication number: CN210471348U
Application number: CN201921428104.7U
Authority: CN
Inventors: 陈春拱
Original assignee: Xiamen Yaxun Import And Export Co ltd
Current assignee: Xiamen Yaxun Import And Export Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-08
Anticipated expiration: 2029-08-30

Abstract

The utility model provides a compound aluminium membrane heat preservation knapsack of EVA which characterized in that: the bag comprises a main bag and a front bag, wherein the main bag is formed by combining a front bag face, a rear bag face, a left bag face, a right bag face and a bottom bag face, lifting belts are fixed at the top ends of the front bag face and the rear bag face, and a closing piece is arranged at the bag mouth of the main bag; the front bag comprises a heat-insulating inner container and a covering layer, the heat-insulating inner container comprises a front inner container assembly and a rear inner container assembly, the two inner container assemblies are connected with each other through an inner container connecting piece, and the covering layer is attached to the outer wall of each inner container assembly; the front bag is fixed on the front bag face of the main bag, and the front bag face is connected with the rear side wall of the front bag through mutually matched connecting pieces. The main bag can be used as a shopping bag and a travel bag, and the front bag can be used as a heat-preservation bag for containing food or drink, thereby meeting various requirements of users.

Description

EVA composite aluminum film heat-preservation backpack

Technical Field

The utility model relates to a compound aluminium membrane heat preservation knapsack of EVA.

Background

With the development and progress of modern society, the living standard of people is continuously improved, and the quality requirements of people on living goods such as food, medicines and the like are higher and higher. Therefore, the technology of storage and transportation of frozen food and fresh food and the continuous development of products are promoted. The heat preservation bag is a related product with a lower finished product, is common in market life, and has a higher use frequency for people. However, the heat preservation bag on the market is only used for carrying articles needing heat preservation, and the requirement of carrying a plurality of articles at the same time cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following scheme:

an EVA composite aluminum film heat-preservation backpack comprises a main bag and a front bag, wherein the main bag is formed by combining a front bag face, a rear bag face, a left bag face, a right bag face and a bottom bag face, the top ends of the front bag face and the rear bag face are fixed with a portable bag, and a closing piece is arranged at the bag mouth of the main bag; the front bag comprises a heat-insulating inner container and a covering layer, the heat-insulating inner container comprises a front inner container assembly and a rear inner container assembly, the two inner container assemblies are connected with each other through an inner container connecting piece, and the covering layer is attached to the outer wall of each inner container assembly; the front bag is fixed on the front bag face of the main bag, and the front bag face is connected with the rear side wall of the front bag through mutually matched connecting pieces.

Furthermore, the closing part is an elastic band or an expansion strip, and two ends of the elastic band or the expansion strip are respectively fixed on the front bag face and the rear bag face.

Further, the closing piece is a zipper arranged in the pocket of the main pocket.

Further, the connecting pieces are mutually matched fasteners or zippers.

Further, the inner container is made of an EVA composite aluminum film.

Further, the covering layer is made of cloth or leather materials.

Further, the portable bag is a lifting belt arranged at the upper ends of the front bag surface and the rear bag surface, or a strap arranged on the rear bag surface.

Furthermore, the main bag is also provided with a cross belt, and two ends of the cross belt are respectively fixed on the left bag surface and the right bag surface.

Further, a cushion is arranged on the surface of the rear bag surface.

The main bag is provided with the loosening piece, the bag opening of the main bag can be tightened after articles are put in, the articles are prevented from falling out, the portable arrangement can meet different carrying requirements of users, and the main bag can be carried by hand or carried on the back; the front bag is a heat preservation bag, and articles needing heat preservation, such as food or hot drinks, can be placed in the front bag. The utility model discloses satisfy the user and carry out the idea of categorised placing according to the article of difference.

The utility model has the advantages that:

1. the whole structure comprises a main bag and a front bag, wherein the main bag is used as a shopping bag or a travel bag, the front bag is used as a heat-insulating bag, articles needing heat insulation are placed in the front bag, other articles are placed in the main bag, and the function of classified placement of the articles is realized.

2. The main bag is provided with a loosening piece for tightening the opening of the main bag to prevent articles in the main bag from falling.

3. The main bag is connected with the front bag through a connecting piece, can be used separately at will, and the use mode can be changed at will.

Drawings

FIG. 1 is a top view;

FIG. 2 is a schematic view of a front bag;

fig. 3 is a side view.

In the figure: 1. a primary bag; 2. a front bag; 3. closing the zipper; 4. carrying a belt; 5. a front inner container assembly; 6. a rear inner container assembly; 7. a liner zipper; 8. a harness; 9. spanning the belt; 10. a soft cushion.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

Example 1: as shown in figures 1-2 of the drawings,

an EVA composite aluminum film heat-preservation backpack comprises a main bag 1 and a front bag 2, wherein the main bag 1 is formed by combining a front bag face, a rear bag face, a left bag face, a right bag face and a bottom bag face, lifting belts 4 are fixed at the top ends of the front bag face and the rear bag face, and a closing-up zipper 3 is arranged on the inner wall of a bag opening of the main bag; the front bag 2 comprises a heat-insulating inner container and a covering layer, the heat-insulating inner container comprises a front inner container assembly 5 and a rear inner container assembly 6 which are mutually connected through an inner container zipper 7, the covering layer is attached to the outside of the heat-insulating inner container, the covering layer is made of cloth or leather materials, and the heat-insulating inner container is made of an EVA composite aluminum film. The front bag 2 is fixed on the front bag face of the main bag 1, and the front bag face is connected with the rear side wall of the front bag 2 through a connecting zipper matched with each other.

The connection mode between the front bag 2 and the front bag surface and the connection mode between the front liner assembly 5 and the rear liner assembly 6 are not limited to zipper connection, and connection modes such as mutually matched fasteners and the like can also be used.

A closing zipper 3 is arranged at the opening of the main bag 1, and the opening of the main bag 1 can be closed after articles are put in, so that the articles are prevented from falling out; the front bag 2 is a heat preservation bag, and articles needing heat preservation, such as food or hot drinks, can be placed in the front bag 2. The utility model discloses satisfy the user and carry out the idea of categorised placing according to the article of difference.

In the second embodiment, as shown in fig. 3, on the basis of the first embodiment, a back strap 8 is additionally arranged on the back bag surface, a left bag surface and a right bag surface are fixedly provided with a cross strap 9, so that a user can carry or stride the bag according to the needs, and the back bag surface is further provided with a soft pad 10 to increase the comfort level during carrying.

Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.

Claims

1. The utility model provides a compound aluminium membrane heat preservation knapsack of EVA which characterized in that: the bag comprises a main bag and a front bag, wherein the main bag is formed by combining a front bag face, a rear bag face, a left bag face, a right bag face and a bottom bag face, lifting belts are fixed at the top ends of the front bag face and the rear bag face, and a closing piece is arranged at the bag mouth of the main bag; the front bag comprises a heat-insulating inner container and a covering layer, the heat-insulating inner container comprises a front inner container assembly and a rear inner container assembly, the two inner container assemblies are connected with each other through an inner container connecting piece, and the covering layer is attached to the outer wall of each inner container assembly; the front bag is fixed on the front bag face of the main bag, and the front bag face is connected with the rear side wall of the front bag through mutually matched connecting pieces.

2. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the closing piece is an elastic band or an elastic strip, two ends of which are respectively fixed on the front bag surface and the rear bag surface.

3. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the closing piece is a zipper arranged in the pocket opening of the main pocket.

4. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the connecting pieces are mutually matched fasteners or zippers.

5. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the inner container is made of an EVA composite aluminum film.

6. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the covering layer is made of cloth or leather materials.

7. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the surface of the rear pocket surface is provided with a soft cushion.

8. The EVA composite aluminum film heat-preservation backpack as claimed in claim 1, wherein: the main bag is also provided with a cross belt, and two ends of the cross belt are respectively fixed on the left bag surface and the right bag surface.