CN210018258U - Backpack - Google Patents

Abstract

The utility model provides a backpack, which comprises a backpack body and two shoulder straps arranged at the rear side of the backpack body, wherein an elastic tightening sleeve for tightening up articles in the backpack is arranged in the backpack body, the lower part of the elastic tightening sleeve is fixedly connected with the bottom of the inner side surface at the front side of the backpack body, a male buckle is arranged at the top of the elastic tightening sleeve, and a plurality of female buckles for oppositely buckling with the male buckle are arranged on the inner side surface at the rear side of the backpack body at equal intervals from top to bottom; the backpack comprises a backpack body and is characterized in that a zipper used for folding the backpack is further arranged on the backpack body, and the zipper comprises a first chain arranged on the left side of the backpack body and a second chain arranged on the right side of the backpack body and used for being linked with the first chain. The utility model discloses convenient to use, it is multiple functional, fix the interior article of package through elasticity tightening sleeve, prevent that it from rocking.

Description

Backpack

Technical Field

The utility model relates to a package technical field, concretely relates to knapsack.

Background

When going out, people often need to carry a backpack to contain things, and the backpack is an indispensable life appliance in our daily life. However, in most of backpacks, when bottles, cans and other articles such as cosmetic water and beverages are loaded in the backpack, the backpack shakes during traveling or moving, so that the articles in the backpack collide with each other, which is a hidden trouble. In order to better prevent the backpack from shaking and fixing articles in the backpack, the conventional backpack is generally realized by arranging two tightening belts to surround the waist of a wearer and tighten to fix the backpack, but the tightening mode can cause discomfort to the user, and the conventional backpack can not be folded when not used and can occupy larger space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above weak point, provide one kind and can prevent effectively that the interior article of package from rocking to convenient storage's knapsack.

The utility model provides a scheme that technical problem adopted is: a backpack comprises a backpack body and two shoulder straps arranged at the rear side of the backpack body, wherein an elastic tightening sleeve for tightening articles in the backpack is arranged in the backpack body, the lower part of the elastic tightening sleeve is fixedly connected with the bottom of the inner side surface at the front side of the backpack body, a male buckle is arranged at the top of the elastic tightening sleeve, and a plurality of female buckles for oppositely buckling with the male buckle are arranged on the inner side surface at the rear side of the backpack body at equal intervals from top to bottom; the backpack comprises a backpack body and is characterized in that a zipper used for folding the backpack is further arranged on the backpack body, and the zipper comprises a first chain arranged on the left side of the backpack body and a second chain arranged on the right side of the backpack body and used for being linked with the first chain.

Further, in order to prevent the backpack from falling off the articles in the backpack and being damaged by impact; the backpack comprises a backpack body and is characterized in that an air bag capable of being ejected, an inflating device used for inflating the air bag, an acceleration sensor and a controller are arranged in the bottom of the backpack body, the controller is electrically connected with the inflating device and used for controlling the inflating device to inflate the air bag, and the acceleration sensor is electrically connected with the controller and used for sensing that the backpack falls and feeding back to the controller so that the controller can control the inflating device to work.

Furthermore, in order to realize the anti-theft and dustproof functions; the waterproof bag is characterized in that a waterproof cloth cover is arranged on the backpack body, rubber bands are arranged at the outer edge of the waterproof cloth cover to bundle the waterproof cloth cover to wrap the periphery of the backpack body, a containing cavity for containing the waterproof cloth cover is arranged at the top of the backpack body, and one end of the waterproof cloth cover is fixedly connected with the backpack body and is located in the containing cavity.

Furthermore, in order to bind the backpack and the luggage case together, the luggage is convenient to carry when going out; the backpack body is also provided with a binding belt for binding the backpack on the suitcase.

Furthermore, in order to ensure that the two shoulder straps are stressed evenly; the lower ends of the two shoulder straps are provided with scale marks so as to adjust the lengths of the two shoulder straps to be equal.

Furthermore, in order to make the backpack have the sun-proof function; the two shoulder straps are provided with sun-proof oversleeves, the upper ends of the sun-proof oversleeves are connected with the shoulder straps, and the lower ends of the sun-proof oversleeves are provided with fixing ropes for fixing the lower ends of the sun-proof oversleeves on the wrists.

Compare prior art, the utility model has the advantages of it is following: the utility model has convenient use and complete functions, the articles in the bag are fixed by the elastic tightening sleeve to prevent the articles from shaking, in the using process, once the backpack falls down carelessly, the acceleration transducer can sense the gravity acceleration and feed back to the controller, the controller controls the inflating device to inflate the air bag, so that the air bag is popped out from the backpack body to wrap the backpack body, the articles in the bag are prevented from being damaged by impact, in addition, for convenient travel, the sun-proof oversleeve is also arranged on the shoulder straps, the sun-proof oversleeve can be tied on hands to prevent sunshine when the backpack is used, the arrangement of the scale lines is convenient to adjust the shoulder straps on both sides to be equal length so as to ensure that the shoulder straps on both sides are evenly stressed, when the backpack is too heavy and cannot bear the shoulder during travel, the backpack can be tied on the luggage case by the binding straps arranged by the utility model, the luggage case is dragged to prevent the backpack from falling down from the luggage, in addition, the waterproof cloth cover is covered on the backpack body, so that the backpack can be prevented from being stained, and articles in the backpack can be prevented from being stolen; when not using, can also reduce the position occupied of knapsack through the fifty percent discount knapsack, first chain and second chain are linked and can be kept the knapsack in the fifty percent discount state.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side sectional view of the present invention.

In the figure: 1-sun-proof oversleeves; 2-fixing the rope; 3-shoulder straps; 4-a backpack body; 5-a receiving cavity; 6-female buckle; 7-binding band; 8-scale mark; 9-an inflator; 10-elastic tightening sleeve; 11-waterproof cloth cover; 12-first chain.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples:

as shown in fig. 1-2, the embodiment provides a backpack, which includes a backpack body 4 and two shoulder straps 3 disposed at the rear side of the backpack body 4, an elastic tightening sleeve 10 for tightening up articles in the backpack is disposed in the backpack body 4, the lower portion of the elastic tightening sleeve 10 is fixedly connected to the bottom of the inner side surface at the front side of the backpack body 4, a male buckle is disposed at the top of the elastic tightening sleeve 10, and a plurality of female buckles 6 for being buckled with the male buckle are disposed at equal intervals from top to bottom on the inner side surface at the rear side of the backpack body 4; the backpack comprises a backpack body 4 and is characterized in that a zipper used for folding the backpack is further arranged on the backpack body 4, and the zipper comprises a first chain 12 arranged on the left side of the backpack body 4 and a second chain arranged on the right side of the backpack body 4 and used for being linked with the first chain 12.

In the embodiment, in order to prevent the backpack from falling off the articles in the backpack and being damaged by impact; the backpack comprises a backpack body 4 and is characterized in that an air bag capable of being ejected, an inflating device 9 used for inflating the air bag, an acceleration sensor and a controller are arranged in the bottom of the backpack body 4, the controller is electrically connected with the inflating device 9 and used for controlling the inflating device 9 to inflate the air bag, and the acceleration sensor is electrically connected with the controller and used for sensing that the backpack falls and feeding back to the controller so that the controller can control the inflating device 9 to work.

In the embodiment, in order to realize the anti-theft and dustproof functions; be equipped with waterproof cloth cover 11 on knapsack body 4, the outer border of waterproof cloth cover 11 is equipped with the rubber band in order to tie up waterproof cloth cover 11 and wrap up the periphery at knapsack body 4, the top of knapsack body 4 is equipped with the chamber 5 of accomodating that is used for accomodating waterproof cloth cover 11, waterproof cloth cover 11's one end and knapsack body 4 fixed connection just are located and accomodate the chamber 5.

In the embodiment, in order to bind the backpack and the luggage case together, the luggage is convenient to carry when going out; the backpack body 4 is also provided with a binding belt 7 for binding the backpack on the suitcase.

In the present embodiment, in order to ensure that the two shoulder straps 3 are evenly stressed; the lower ends of the two shoulder straps 3 are provided with scale marks 8 so as to adjust the lengths of the two shoulder straps 3 to be equal.

In the embodiment, in order to make the backpack have the sun-proof function; the two shoulder straps 3 are respectively provided with a sun-proof oversleeve 1, the upper ends of the sun-proof oversleeves 1 are connected with the shoulder straps 3, and the lower ends of the sun-proof oversleeves 1 are provided with fixing ropes 2 for fixing the lower ends of the sun-proof oversleeves 1 on the wrist.

The utility model has convenient use and complete functions, the articles in the bag are fixed by the elastic tightening sleeve 10 to prevent the articles from shaking, in the using process, once the backpack falls down carelessly, the acceleration sensor can sense the acceleration of gravity and feed back to the controller, the controller controls the air charging device 9 to charge air into the air bag to enable the air bag to be popped out from the backpack body 4 to wrap the backpack body 4 to prevent the articles in the bag from being damaged by collision, in addition, for the convenience of traveling, the sun-proof sleeve 1 is also arranged on the shoulder straps 3, the sun-proof sleeve 1 can be tied on the hand to prevent sunshine when the backpack is used, the arrangement of the scale mark 8 is convenient to adjust the shoulder belts on two sides to be equal length so as to ensure that the stress on the shoulders on two sides is even, when the backpack cannot bear the overweight shoulders in traveling, the backpack can be tied on the luggage case by the tying belt 7 arranged by the utility model and dragged by the luggage case, the backpack is prevented from falling off from the luggage box, the burden is reduced, in addition, the waterproof cloth cover 11 is covered on the backpack body 4, the contamination of the backpack can be prevented, and meanwhile, the articles in the backpack can be prevented from being stolen; when not using, can also reduce the position occupied of knapsack through the fifty percent discount knapsack, first chain 12 and second chain are linked and can be kept the knapsack in the fifty percent discount state.

The above only is the embodiment of the present invention, not limiting the patent protection scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (6)

1. A backpack, characterized in that: the backpack comprises a backpack body and two shoulder straps arranged on the rear side of the backpack body, wherein an elastic tightening sleeve for tightening articles in the backpack is arranged in the backpack body, the lower part of the elastic tightening sleeve is fixedly connected with the bottom of the inner side surface of the front side of the backpack body, a male buckle is arranged at the top of the elastic tightening sleeve, and a plurality of female buckles for oppositely buckling with the male buckle are arranged on the inner side surface of the rear side of the backpack body at equal intervals from top to bottom; the backpack comprises a backpack body and is characterized in that a zipper used for folding the backpack is further arranged on the backpack body, and the zipper comprises a first chain arranged on the left side of the backpack body and a second chain arranged on the right side of the backpack body and used for being linked with the first chain.

2. The backpack of claim 1, wherein: the backpack comprises a backpack body and is characterized in that an air bag capable of being ejected, an inflating device used for inflating the air bag, an acceleration sensor and a controller are arranged in the bottom of the backpack body, the controller is electrically connected with the inflating device and used for controlling the inflating device to inflate the air bag, and the acceleration sensor is electrically connected with the controller and used for sensing that the backpack falls and feeding back to the controller so that the controller can control the inflating device to work.

3. The backpack of claim 1, wherein: the waterproof bag is characterized in that a waterproof cloth cover is arranged on the backpack body, rubber bands are arranged at the outer edge of the waterproof cloth cover to bundle the waterproof cloth cover to wrap the periphery of the backpack body, a containing cavity for containing the waterproof cloth cover is arranged at the top of the backpack body, and one end of the waterproof cloth cover is fixedly connected with the backpack body and is located in the containing cavity.

4. The backpack of claim 1, wherein: the backpack body is also provided with a binding belt for binding the backpack on the suitcase.

5. The backpack of claim 1, wherein: the lower ends of the two shoulder straps are provided with scale marks so as to adjust the lengths of the two shoulder straps to be equal.

6. The backpack of claim 1, wherein: the two shoulder straps are provided with sun-proof oversleeves, the upper ends of the sun-proof oversleeves are connected with the shoulder straps, and the lower ends of the sun-proof oversleeves are provided with fixing ropes for fixing the lower ends of the sun-proof oversleeves on the wrists.

Images