CN221228910U - Anti-theft backpack - Google Patents

Abstract

The utility model relates to the technical field of backpacks, in particular to an anti-theft backpack which comprises a backpack body, a first covering layer, a second covering layer, shoulder straps, a connecting part and a limiting rope, wherein a first opening is formed in the backpack body, a first zipper is sewn at the first opening, the first covering layer is sewn and fixed with the back surface of the backpack body, one end of the second covering layer is integrally connected with the second covering layer, the side surface of the top of the second covering layer is detachably connected with the top of the first covering layer through the second zipper, folds are formed at the bottom of the second covering layer, the shoulder straps are sewn and fixed with the second covering layer, the connecting part is respectively arranged on the first covering layer and the second covering layer, the limiting rope is accommodated between the first covering layer and the second covering layer, the surface of the backpack body can be uniformly wrapped by the first covering layer, the second covering layer and the limiting rope which are high in wear resistance and strength, good anti-theft effect can be achieved, practical significance and popularization value are achieved, and good economic benefit can be expected to be generated.

Description

Anti-theft backpack

Technical Field

The utility model relates to the technical field of backpacks, in particular to an anti-theft backpack.

Background

The knapsack (BackPack) is a knapsack with various materials, such as leather, plastic materials, terylene, canvas, nylon, cotton and hemp, and the like. In the period of increasing personalized levels, various styles such as conciseness, antique, cartoon and the like meet the requirements of fashionable people on individual levels from different sides, and the backpack can be divided into a single shoulder bag, a double shoulder bag, a satchel and the like according to different backpack styles.

The existing knapsack has a certain anti-theft function, but the anti-theft function is not comprehensive, the object for theft prevention is mainly an object contained in the knapsack, as the surface of the knapsack is generally provided with a plurality of pockets, the objects contained in the pockets are exposed in the external environment and are easy to steal, the anti-theft effect of the knapsack is not comprehensive, and the utility model aims to provide the knapsack with more comprehensive anti-theft effect based on the improvement of the existing knapsack structure.

Disclosure of utility model

The utility model aims to provide an anti-theft backpack, which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including knapsack main part, first overburden, second overburden, baldric, connecting portion and spacing rope, be formed with first opening in the knapsack main part, first zip fastener has been sewed up to first opening department, first overburden is sewed up fixedly with knapsack main part back, and first overburden equals with knapsack main part back area, second overburden one end is connected with the integration of second overburden, and the length of second overburden is greater than the length of first overburden, and second overburden top side is connected through the dismantlement of second zip fastener with first overburden top, and second overburden bottom is folded and is formed with the fold, the baldric sets up in second overburden back and second overburden and sews up fixedly, connecting portion set up respectively on first overburden, second overburden, connecting portion are integrated structure as an organic whole with first overburden, second overburden, are provided with the iron ring in the embedding on the connecting portion, spacing rope accomodate between first overburden, second overburden, spacing rope both ends are fixed with the metal knot that can pass the iron ring respectively.

Preferably, the shoulder straps are symmetrically arranged on two sides of the back surface of the second covering layer and are sewn and fixed with the second covering layer.

Preferably, the connecting portions are provided on opposite sides of the first cover layer and the second cover layer.

Preferably, the back of the first covering layer is provided with an elastic band, and the folded limit rope is stretched by the elastic band to be contained between the first covering layer and the second covering layer.

Preferably, a pocket is formed on the surface of the backpack main body, and the pocket is positioned on the front surface of the backpack main body.

Preferably, the connecting parts are respectively positioned at the top and two sides of the first covering layer and the second covering layer.

Preferably, the first zipper is covered by the folded over connection.

As can be seen from the above description of the structure of the present utility model, compared with the prior art, the present utility model has the following advantages:

According to the anti-theft backpack, the first covering layer and the second covering layer which are high in wear resistance and strength are matched with the limiting ropes, so that the surface of the backpack main body can be uniformly wrapped, a good anti-theft effect can be achieved, practical significance and popularization value are achieved, and good economic benefits can be expected to be generated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the back side construction of the present utility model;

FIG. 3 is a schematic view of the utility model in its deployed configuration;

In the figure: the backpack comprises a backpack body-1, a first opening-101, a first zipper-102, a pocket-103, a first cover layer-2, an elastic band-201, a second cover layer-3, a second zipper-301, a fold-302, a shoulder strap-4, a connecting part-5, an iron ring-501, a metal buckle-502 and a limit rope-6.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, an anti-theft backpack comprises a backpack body 1, a first cover layer 2, a second cover layer 3, a shoulder strap 4, a connecting part 5 and a limit rope 6, wherein a first opening 101 is formed on the backpack body 1, a first zipper 102 is sewn at the first opening 101, a pocket 103 is formed on the surface of the backpack body 1, the pocket 103 is positioned on the front surface of the backpack body 1, the first cover layer 2 is sewn and fixed with the back surface of the backpack body 1, the area of the first cover layer 2 is equal to the area of the back surface of the backpack body 1, one end of the second cover layer 3 is integrally connected with the second cover layer 3, the length of the second cover layer 3 is longer than that of the first cover layer 2, the side surface of the top of the second cover layer 3 is detachably connected with the top of the first cover layer 2 through a second zipper 301, a fold 302 is formed at the bottom of the second cover layer 3, the shoulder strap 4 is arranged on the back surface of the second cover layer 3 and is sewn and fixed with the second cover layer 3, the shoulder straps 4 are symmetrically arranged at two sides of the back surface of the second cover layer 3 and are sewn and fixed with the second cover layer 3, the connecting parts 5 are respectively arranged on the first cover layer 2 and the second cover layer 3, the connecting parts 5 are arranged on the opposite surfaces of the first cover layer 2 and the second cover layer 3, the connecting parts 5 and the first cover layer 2 and the second cover layer 3 are integrated, the connecting parts 5 are respectively arranged at the top and two sides of the first cover layer 2 and the second cover layer 3, iron rings 501 are embedded in the connecting parts 5, the first zipper 102 can be covered by the folded connecting parts 5, the limit ropes 6 are accommodated between the first cover layer 2 and the second cover layer 3, the back surface of the first cover layer 2 is provided with elastic belts 201, the folded limit ropes 6 are tightly stretched by the elastic belts 201 and are accommodated between the first cover layer 2 and the second cover layer 3, the two ends of the limiting rope 6 are respectively fixedly provided with a metal buckle 502 which can pass through the iron ring 501.

The limiting rope 6 is a rope-shaped component with a limiting effect, and the specific material adopted is not what the applicant wants to protect, so the material is not further disclosed.

The first cover layer 2 and the second cover layer 3 refer to material layers with a covering and wrapping function, and may be specifically made of high-strength fabrics/fibers, such as kevlar, steel wires, and other high-strength materials, so that the covering backpack body 1 has an anti-theft function, and the specific material adopted is not what the applicant wants to protect, so that specific components and working principles thereof will not be further described.

The working principle of the utility model is as follows: the articles stored in the backpack body 1 can be taken out by opening the first slide fastener 102. When the anti-theft function is needed, a user opens the second zipper 301 and takes out the limiting ropes 6, reversely turns down the second covering layer 3 and straightens the folds 302 to enable the second covering layer 3 to cover the front of the backpack main body 1, in the process, the user simultaneously turns out the connecting parts 5 to enable the connecting parts 5 to cover the top and two sides of the backpack main body 1, then the user uses the limiting ropes 6 to penetrate through the iron rings 501 on the connecting parts 5 and tightens the limiting ropes 6 to enable the connecting parts 5, the first covering layer 2 and the second covering layer 3 to be tightened, and finally the user locks the metal buckles 502 at two ends of the limiting ropes 6 by using locks to achieve the anti-theft function, and the pocket 103 and the first zipper 102 on the surface of the backpack main body 1 are covered by the second covering layer 3 which is difficult to damage, so that a good anti-theft effect can be achieved.

When the practical anti-theft function is not needed, the limit rope 6 is contained, and the second zipper 301 is pulled to stitch the first cover layer 2 and the second cover layer 3, so that the normal use of the backpack body 1 is not affected.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An anti-theft backpack, which is characterized in that:

Comprises a backpack main body (1), a first covering layer (2), a second covering layer (3), shoulder straps (4), a connecting part (5) and a limiting rope (6);

A first opening (101) is formed in the backpack body (1), and a first zipper (102) is sewn at the first opening (101);

the first covering layer (2) is sewn and fixed with the back surface of the backpack main body (1), and the area of the first covering layer (2) is equal to that of the back surface of the backpack main body (1);

One end of the second cover layer (3) is integrally connected with the second cover layer (3), the length of the second cover layer (3) is longer than that of the first cover layer (2), the side surface of the top of the second cover layer (3) is detachably connected with the top of the first cover layer (2) through a second zipper (301), and folds (302) are formed at the bottom of the second cover layer (3);

The shoulder straps (4) are arranged on the back surface of the second covering layer (3) and are sewn and fixed with the second covering layer (3);

The connecting parts (5) are respectively arranged on the first covering layer (2) and the second covering layer (3), the connecting parts (5) and the first covering layer (2) and the second covering layer (3) are of an integrated structure, and the iron rings (501) are embedded in the connecting parts (5);

the limiting rope (6) is accommodated between the first covering layer (2) and the second covering layer (3), and metal buckles (502) capable of penetrating through the iron rings (501) are fixedly arranged at two ends of the limiting rope (6) respectively.

2. An anti-theft backpack according to claim 1, wherein: the shoulder straps (4) are symmetrically arranged on two sides of the back surface of the second covering layer (3) respectively and are sewn and fixed with the second covering layer (3).

3. An anti-theft backpack according to claim 1, wherein: the connecting parts (5) are arranged on opposite surfaces of the first covering layer (2) and the second covering layer (3).

4. An anti-theft backpack according to claim 1, wherein: the back of the first covering layer (2) is provided with an elastic band (201), and the folded limit rope (6) is tightly stretched by the elastic band (201) to be contained between the first covering layer (2) and the second covering layer (3).

5. An anti-theft backpack according to claim 1, wherein: the surface of the backpack body (1) is provided with a pocket (103), and the pocket (103) is positioned on the front surface of the backpack body (1).

6. An anti-theft backpack according to any one of claims 1-5, wherein: the connecting parts (5) are respectively positioned at the top and two sides of the first covering layer (2) and the second covering layer (3).

7. An anti-theft backpack according to any one of claims 1-5, wherein: the first zipper (102) can be covered by a folded-over connecting part (5).