CN209807414U - Bevel-opening type anti-theft backpack - Google Patents

Abstract

The utility model provides a bevel-opening type anti-theft backpack, which comprises a back surface, wherein the back surface comprises a back opening, the back opening is close to one side of the outer side of the backpack, the back opening is a bevel-shaped opening which inclines from the upper end of the opening close to the middle part of the back surface to the lower end of the opening close to the outer side of the backpack, and a back zipper for closing the back opening is arranged on the back opening; one side of the back surface of the backpack, which is close to the outer side of the backpack, is formed with a back folded layer, the back folded layer is an inclined folded layer which is inclined from the highest position of the folded layer close to the middle part of the back surface of the backpack to the lowest position of the folded layer close to the outer side of the backpack, and a back opening is arranged in the back folded layer. The utility model provides a have the theftproof function and can separate article and place, have the theftproof function and can place longer article to the slash formula theftproof knapsack in the knapsack from the knapsack opening for solve the weak point among the prior art.

Description

Bevel-opening type anti-theft backpack

Technical Field

The utility model relates to a theftproof knapsack, concretely relates to bevel connection formula theftproof knapsack.

Background

In recent years, the backpack can be used for containing a large number of articles and is convenient to carry, so that the backpack becomes a necessary article for people going out, and the backpack appearing on the market is various, thereby meeting various requirements of people. However, when the backpack is used for storing valuables, such as a wallet mobile phone, a safety hazard exists, and since the backpack is carried on the back, the sight of people cannot be noticed, so that lawless persons can often take the backpack, and can easily open the backpack to steal the valuables, so that the user suffers a great loss.

In order to solve the technical problems, an anti-theft backpack with a zipper arranged on the back surface of the backpack is provided. In patent document 2013.04.10 published by chinese patent application No. 201220321424.4, an anti-theft backpack is disclosed, in which a zipper is arranged on the back of the backpack, the zipper is closely attached to the back of a person when the backpack is carried, and the lining of the anti-theft backpack is a layer of steel wire mesh, and the shape of the steel wire mesh is cut according to the internal structure of the backpack; the zipper is arranged on the back of the bag, and one zipper cannot be seen on the surface of the bag, so that a thief cannot take down the bag; the thief cuts the backpack with the blade, and the internal wire netting can effectively prevent the articles in the bag from falling out.

However, the zipper of the backpack is arranged on the back of the backpack, and the zipper is tightly attached to the back of a person when the backpack is carried, so that the backpack is not convenient to use because the backpack is required to be taken down from a human body to place and take out the articles placed in the pocket on the back of the backpack because the backpack is single and has no multiple article storage positions, and the backpack zipper is not convenient to use because the backpack zipper is directly contacted with the back of the human body when the backpack is carried; in addition, when articles are placed or taken out, the length of the zipper is relatively short due to the size of the backpack because the zipper is arranged transversely or longitudinally, and the articles with long length are difficult to place.

Disclosure of Invention

For solving the problem that exists among the prior art, the utility model provides a have the theftproof function and can separate article and place, have the theftproof function and can place longer article from the knapsack opening and to the slash style theftproof knapsack in the knapsack for solve the weak point among the prior art.

In order to achieve the purpose, the bevel-opening type anti-theft backpack comprises: including the knapsack back, the knapsack back includes the back opening, and the back opening is close to one of them side in the knapsack outside, and the back opening is by the oblique type opening that is close to the slope of the opening lower extreme in the knapsack outside to the opening upper end that is close to the knapsack back middle part, is equipped with the back closing device who seals back open-ended on the back opening, is equipped with the holding chamber with back opening intercommunication in the knapsack back.

Above setting, can place the holding intracavity with valuables through the back opening, because holding chamber and knapsack opening are located the back of knapsack, when carrying on the back the knapsack back, holding chamber and knapsack opening are pressed close to with human back or chest, can be better play the effect of theftproof. The back opening is obliquely arranged, so that when articles are taken and placed, the back sealing device can be opened and closed by slightly deviating the backpack from the side of a human body without putting down the backpack, and the articles are conveniently taken and placed; in addition, the back opening arranged obliquely is longer than the transverse or longitudinal opening, and the length of the back opening is longer for the same backpack, so that longer articles can be put in from the back opening, and the accommodating cavity can accommodate more types of articles.

Furthermore, a back folded layer is formed on one side of the back surface of the backpack, which is close to the outer side of the backpack, the back folded layer is an inclined folded layer which is inclined from the highest position of the folded layer close to the middle of the back surface of the backpack to the lowest position of the folded layer close to the outer side of the backpack, and a back opening is formed in the inner side of the back folded layer. Above setting, back closing device and human back direct contact when avoiding carrying on the back the knapsack use comfortablely, hide back closing device in back folded layer moreover, let by more hiding of stifled sealing device, the theftproof effect is better.

Further, the back opening is located behind the straps, and the upper end and the lower end of the opening are both arranged at positions on the back face of the backpack corresponding to the straps. With the arrangement, the back opening behind the strap can be shielded by the strap in a natural state, so that the back opening can be effectively hidden, and the safety is improved.

Furthermore, a USB interface is arranged on the backpack.

Furthermore, an earphone jack is arranged in the middle of the top end of the backpack.

Further, the front of the backpack includes a front opening with a zipper.

Further, the backpack outer side includes side openings. Above setting, can separate the article and place convenient to use.

Further, the back sealing device is a zipper or a magic tape.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the middle back surface of the present invention;

FIG. 3 is a schematic diagram of the front structure of the present invention;

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the oblique-mouth anti-theft backpack of the present invention comprises a backpack back surface 1, wherein the backpack back surface 1 comprises a back folded layer 13; the back folded layer 13 is an inclined folded layer which is inclined from a folded layer highest position 131 close to the middle of the back surface 1 of the backpack to a folded layer lowest position 132 close to the outer side 2 of the backpack, a back opening 11 is arranged on the inner side of the back folded layer 13 on the back surface of the backpack, the back opening 11 is close to one side of the outer side 2 of the backpack, and the back opening 11 is an inclined opening which is inclined from an opening upper end 111 close to the middle of the back surface 1 of the backpack to an opening lower end 112 close to the outer side 2 of the backpack; the upper end 111 of the opening is connected with the highest position 131 of the folded layer, and the lower end 112 of the opening is connected with the lowest position 132 of the folded layer; the back opening 11 is provided with a back sealing device for sealing the back opening 11, in this embodiment, the back sealing device is a back zipper 12, and a containing cavity communicated with the back opening is arranged in the back surface of the backpack.

When the backpack is used, valuables can be placed in the containing cavity through the back opening 11, and because the containing cavity and the backpack opening 11 are positioned on the back face of the backpack, after the backpack is carried on, the containing cavity and the backpack opening 11 are close to the back or the chest of a human body, so that the anti-theft effect can be better played. Because the back opening 11 is obliquely arranged, when articles are taken and placed, the back sealing device can be opened and closed by slightly deviating the backpack from the side of a human body without putting down the backpack, so that the articles are conveniently taken and placed; in addition, the obliquely arranged back opening 11 is longer than a transverse or longitudinal opening, and the length of the back opening 11 is longer for the same backpack, so that longer articles can be put in from the back opening, and the accommodating cavity can accommodate more types of articles.

As shown in fig. 2, the back opening 11 is located behind the shoulder straps 3, and both the opening upper end 111 connected to the highest position of the fold and the opening lower end 112 connected to the lowest position of the fold are provided at positions corresponding to the back surface 1 of the backpack for the shoulder straps 3.

In a natural state, the back opening 11 behind the back strap 3 is shielded by the back strap 3, so that the back opening 11 can be effectively hidden, and safety is improved.

As shown in fig. 3, the other side of the backpack outer side 2 opposite to one side of the back opening 11 close to the backpack outer side 2 is provided with a USB interface 21, and the middle position of the top end of the backpack is provided with an earphone jack 4; the backpack front face 5 comprises a zippered front first opening 51 and a front second opening 52 and the backpack outer side 2 comprises a side opening 22.

When in use, the front first opening 51, the front second opening 52 and the side opening 22 can separate articles for convenient use.

Claims (8)

1. The utility model provides an oblique mouth formula theftproof knapsack, includes the knapsack back, its characterized in that, the knapsack back includes the back opening, and the back opening is close to one of them side in the knapsack outside, and the back opening is by the oblique type opening that is close to the slope of the opening lower extreme in the knapsack outside to the opening upper end that is close to knapsack back middle part, is equipped with the back closing device who seals back open-ended on the back opening, is equipped with the holding chamber with back opening intercommunication in the knapsack back.

2. The bevel-opening type anti-theft backpack as claimed in claim 1, wherein a back folding layer is formed on one side of the back surface of the backpack close to the outer side of the backpack, the back folding layer is a bevel-shaped folding layer with the highest position of the folding layer close to the middle of the back surface of the backpack inclining to the lowest position of the folding layer close to the outer side of the backpack, and the back opening is arranged on the inner side of the back folding layer.

3. The bezel-style antitheft backpack of claim 2, wherein the back opening is located behind the straps, and both the open upper end and the open lower end are disposed at positions corresponding to the backpack back face.

4. The bezel-type burglarproof backpack as recited in claim 1, wherein the backpack is provided with a USB interface.

5. The bezel-type burglarproof backpack as recited in claim 1, wherein an earphone jack is provided at a middle position of the top end of the backpack.

6. The bezel-style anti-theft backpack of claim 1, wherein the backpack front face includes a front opening provided with a zipper.

7. The bezel-style anti-theft backpack of claim 1, wherein the backpack exterior side includes side openings.

8. The bezel-type burglarproof backpack as recited in claim 1, wherein the back sealing device is a zipper or a velcro tape.