CN210018261U - Backpack - Google Patents

Abstract

The utility model relates to a backpack belongs to articles for daily use field, this knapsack includes knapsack body and braces, and set up the through-hole at two intercommunication knapsack body tops of a left side and right side and knapsack body back on the knapsack body, and the middle part of braces is located the top of knapsack body, the both ends of braces are respectively from last two through-holes of passing and rigid coupling in knapsack body back lower extreme extremely down, make the part that the middle part of braces is located the top at knapsack body top form single shoulder braces, the part that the both ends of braces are located knapsack body back forms two both shoulders braces. The utility model discloses merge into a braces with the braces of backpack and the braces of single shoulder knapsack for the knapsack can be arbitrary switch over the use between single shoulder knapsack and backpack, can tighten up the both shoulders braces when using single shoulder braces function, can tighten up the single shoulder braces when using the both shoulders braces function.

Description

Backpack

Technical Field

The utility model belongs to articles for daily use field, in particular to knapsack.

Background

In the prior art, the knapsack divide into both shoulders knapsack and single shoulder knapsack, and the braces of both shoulders knapsack has two, sets up at the back of knapsack, and the braces of single shoulder knapsack has one, sets up at the top of knapsack, and in different scenes, the knapsack that uses is also inequality, for example when climbing a mountain or carrying a large amount of article, all uses both shoulders knapsack usually, when daily work official working, all uses single shoulder knapsack usually. And in the prior art, a small part of backpacks are provided with both shoulder straps and single shoulder straps simultaneously, and can be selected according to the needs of users, but the shoulder straps and the single shoulder straps on the backpacks in the prior art are independently arranged, so that the single shoulder straps need to be stored when the shoulder straps are used, and the shoulder straps need to be stored when the single shoulder straps are used, so that the whole backpacks are inconvenient to use when the single shoulder straps and the double shoulder backpacks are switched.

Therefore, the backpack capable of being quickly deformed into a single-shoulder backpack or a double-shoulder backpack according to use needs is produced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a backpack to the unit price knapsack that exists among the solution prior art and backpack use solitary braces separately, very inconvenient problem when needing to switch to use single-shoulder knapsack and backpack.

The utility model discloses a following technical scheme realizes: the utility model provides a backpack, includes knapsack body and braces, knapsack body upper portion is equipped with two left and right through-holes, the through-hole runs through the top and the back of knapsack body, the both ends of braces pass two respectively from last to down through-hole and equal rigid coupling in knapsack body back lower extreme.

Further, for better realization the utility model discloses, knapsack body back lower extreme has made two connecting bands of a left side and a right side, the both ends of braces are respectively through a braces adjusting device and two the connecting band is connected.

Further, for better realization the utility model discloses, braces adjusting device is for adjusting the knot, the both ends of braces are equipped with a drum respectively, two the drum is equallyd divide and is do not connected one adjust the knot, two the connecting band is twined respectively two adjust and detain.

Further, for better realization the utility model discloses, adjust the structure of detaining for metal or rigid plastic make.

Further, for better realization the utility model discloses, the interval is equipped with two dogs, two on the braces the dog all is located knapsack body top, one of them the dog with distance between braces one end equals another the dog with distance between the braces other end.

Further, for better realization the utility model discloses, the hole edge of through-hole is equipped with the structure of borduring.

Further, for better realization the utility model discloses, still include the arc type passageway, the rigid coupling has one respectively in two through-holes the arc passageway.

Further, for better realization the utility model discloses, the arc passageway is the structure that metal or rigid plastic made.

Further, for better realization the utility model discloses, the inside magnet that is equipped with of dog, the structure that the mechanism of borduring was made for the stainless steel.

Further, for better realization the utility model discloses, the top of knapsack body still is equipped with the hand-strap.

The utility model discloses compare in prior art and have following beneficial effect: the utility model discloses a knapsack has single shoulder knapsack's function and backpack's function simultaneously, set up the through-hole at two intercommunication knapsack body tops in a left side and right side and knapsack body back on the knapsack body, and the middle part of braces is located the top of knapsack body, the both ends of braces are respectively from last two through-holes of passing and rigid coupling in knapsack body back lower extreme extremely down, make the part that the middle part of braces is located the top at knapsack body top form single shoulder braces, the part that the both ends of braces are located knapsack body back forms two shoulders braces. Set up like this, merge into a braces with the braces of backpack's braces and the braces of single-shoulder backpack among the prior art for the knapsack can be arbitrary switch the use between single-shoulder backpack and backpack, and in switching the use, when using the single-shoulder braces function, the double-shoulder braces can tighten up to laminating in knapsack body back automatically, and when using the double-shoulder braces function, the single-shoulder braces can tighten up and laminate in the top of knapsack body automatically.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the backpack of the present invention used as a rucksack;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic structural view of the backpack of the present invention used as a backpack;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a top view of FIG. 3;

FIG. 6 is a schematic view of a strap adjustment structure in embodiment 2;

fig. 7 is a schematic view of a strap adjustment structure in embodiment 3.

Figure 1-backpack body; 11-a through hole; 2-carrying the strap; 3-connecting the belt; 31-a buckle sleeve; 32-adjusting buckle; 33-a connecting ring; 4-a stop block; 5-hand strap.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The left, right, up, down, and the like directional concepts described in this embodiment are based on the left, right, up, down, and the like directional concepts shown in fig. 1, specifically, the left side shown in fig. 1 is left, the right side shown in fig. 1 is right, the upper side shown in fig. 1 is up, and the lower side shown in fig. 1 is down.

Example 1:

as shown in figures 1 to 5, a backpack comprises a backpack body 1 and straps 2, wherein the backpack body 11 is symmetrically provided with a left through hole and a right through hole 11 with the same shape, the two through holes 11 penetrate through the back and the top of the backpack body 1, the two through holes 11 form two A openings at the back of the backpack body 1, the two through holes 11 form two B openings at the top of the backpack body 1, the straps 2 are symmetrically arranged in an inverted U shape, the middle part of the straps 2 is positioned above the top of the backpack body 1, two ends of the straps 2 respectively penetrate through one through hole 11 from the top of the backpack body 1 to the back of the backpack body 1 and are sewn at the lower end of the back of the backpack body 1, namely, the B opening of each through hole 11 penetrates to the corresponding A opening of the through hole 11, the end part of the strap 2 penetrating through the through hole 11 at the left side is sewn at the left side of the lower end of the back of the backpack body 1, the end part of the strap 2 penetrating through, the straps 2 which are positioned above the top of the backpack body 1 and between the two openings B form single-shoulder straps 2 of the backpack, and the straps 2 which are positioned at the back of the backpack body 1 and between the opening A and the two ends of the straps 2 form two double-shoulder straps 2 of the backpack; when the backpack is required to be changed into a single-shoulder backpack for use, the single-shoulder straps 2 formed in the middle of the straps 2 are lifted, the upper ends of the two double-shoulder straps 2 slide upwards through the two through holes 11 until the two double-shoulder straps 2 are attached to the back of the backpack body 1, and the length of the single-shoulder straps 2 is correspondingly lengthened while the double-shoulder straps 2 are shortened; when the backpack is required to be changed into a backpack for use, only two shoulder straps formed at two ends of the straps 2 need to be pulled outwards, two ends of the single-shoulder straps 2 can be automatically tightened to two ends through the two through holes 11 until the two ends are attached to the top of the backpack body 1, and when the single-shoulder straps 2 are shortened, the lengths of the two shoulder straps 2 can be correspondingly lengthened.

It is worth mentioning that the opening a and the opening B on the through hole 11 are both eyelet-shaped flat openings, the width and height of the opening a and the opening B are matched with the width and thickness of the cloth belt, the opening a is arranged in a generally horizontal state, the opening B is arranged along the thickness direction of the backpack body 1, and the material of the shoulder strap 22 can be any one of the cloth shoulder strap 2, the plastic shoulder strap 2 and the cow leather shoulder strap 2.

The edge of the hole at the two ends of the through hole 11 is provided with an edge covering structure, the overall shape of the edge covering structure is matched with that of the hole edge of the through hole 11, the edge covering structure is U-shaped in the thickness direction, and the edge of the hole at the two ends of the through hole 11 is wrapped by the edge covering structure in a sewing or clamping mode so as to protect the opening A and the opening B of the through hole 11.

Example 2:

this embodiment is a more specific implementation manner of embodiment 1, as shown in fig. 6, a strap adjusting device for adjusting the length of the strap 2 is further provided on the backpack, a left and a right two straps 3 are sewn at the lower end of the back of the backpack body 1, one end of the strap 3 is sewn at the back of the backpack body 1, the end of the strap 2 located on the left side is connected with the movable end of the left strap 3 through the strap adjusting device, and the end of the strap 2 located on the right side is connected with the movable end of the right strap 3 through the strap adjusting device.

Specifically, the shoulder strap adjusting device is a "japanese" shaped adjusting buckle 32 and a connecting ring 33, the adjusting buckle 32 is a structural member made of metal or hard plastic, the adjusting buckle is installed on the shoulder strap 2, the movable end of the connecting belt 3 is fixedly connected with the "square" shaped connecting ring 33, the end of the shoulder strap 2 passes through the connecting ring 33 and then is folded back and wound on the connecting buckle 33, so that the end of the shoulder strap 2 is hidden between the shoulder strap 2 and the back of the backpack body, and the length of the whole shoulder strap 2 is adjusted by pulling the end of the shoulder strap 2. And, still be equipped with buckle sleeve 31 on connecting band 3, buckle sleeve 31 is annular leather sheath, cloth cover or plastic housing, and buckle sleeve 31 cover is established on the connecting sleeve and buckle sleeve 31's one end is sewed up on the connecting sleeve, and connecting band 3 twines the length that remains behind adjusting buckle 32 and can peg graft at the other end of buckle sleeve 31.

Example 3:

in this embodiment, as shown in fig. 7, the strap adjusting device includes an adjusting buckle 32, a cylinder is provided at each end of the strap 2, the cylinder is formed by folding and fixing the end of the strap 2 back to the end close to the strap 2, the cylinder is fixedly connected to one end of the adjusting buckle 32, the connecting strap 3 is wound around the adjusting buckle 32, and the length of the connecting strap 3 is adjusted by pulling the movable end of the connecting strap 3, so as to adjust the length of the strap 2. The rest of the structure in this embodiment is the same as embodiment 1.

The movable ends of the two connecting belts are respectively provided with a cylinder, the cylinders are formed by folding the movable ends of the connecting belts 3 inwards and then sewing, the cylinders on the connecting belts 3 are fixedly connected with one ends of the adjusting buckles 32 shaped like Chinese character 'ri', the end parts of the braces 2 are wound on the adjusting buckles 32, and the length of the braces 2 is adjusted by pulling the end parts of the braces 2.

Example 4:

the present embodiment is a more preferable embodiment of the above embodiment, in the present embodiment, two stoppers 4 are further disposed on the shoulder strap 2, the two stoppers 4 are symmetrically disposed at intervals and located above the schoolbag body, a distance between any one of the two stoppers 4 and one end of the shoulder strap 2 is equal to a distance between the other stopper 4 and the other end of the shoulder strap 2, the two stoppers 4 are larger than a size of the B opening of the through hole 11, when the backpack is used as a backpack, the two stoppers 4 respectively abut against the B opening of the through hole 11, and at this time, the two shoulder straps 2 formed by the shoulder strap 2 have the same length. The stop block 4 is a ring-shaped cutting sleeve made of cow leather or cloth and is sewn on the outer side of the brace 2. And, bordure the structure by the stainless steel preparation, the inside magnet of having sewed up of dog 4, magnet can with bordure the structure and adsorb the design each other.

Example 5:

in the present embodiment, which is a more preferable embodiment of the above embodiment, a handle 5 is further provided on the top of the backpack body 1, the handle 5 is a structural member made of cloth or cowhide or plastic, two ends of the handle 5 are fixed on the upper end of the back of the backpack body 1 by means of rivets or stitching, so that the whole backpack can be used as a handbag through the handle 5,

and, still be equipped with two mount pads on 1 back of back body, two mount pads are connected with the both ends of handle respectively, are equipped with on the mount pad with 5 shape assorted recesses of handle, 5 both ends of handle are articulated with the mount pad, when not using the handle, can turn over handle 5 downwards through articulated department and turn over 180 and hide in the recess.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A backpack, characterized in that: including knapsack body and braces, knapsack body upper portion is equipped with two through-holes on a left side and a right side, the through-hole runs through the top and the back of knapsack body, the both ends of braces pass two respectively from last to down through-hole and equal rigid coupling in knapsack body back lower extreme.

2. A backpack according to claim 1, wherein: the backpack comprises a backpack body and is characterized in that a left connecting belt and a right connecting belt are sewn at the lower end of the back of the backpack body, and two ends of each strap are connected with the two connecting belts through strap adjusting devices respectively.

3. A backpack according to claim 2, wherein: the strap adjusting device is an adjusting buckle, two ends of the strap are respectively provided with a cylinder, the two cylinders are respectively connected with the adjusting buckle, and the two connecting belts are respectively wound on the two adjusting buckles.

4. A backpack according to claim 3, wherein: the adjusting buckle is a structural part made of metal or hard plastic.

5. A backpack according to claim 1, wherein: two stop blocks are arranged on the straps at intervals and are positioned above the backpack body, and the distance between one stop block and one end of each strap is equal to the distance between the other stop block and the other end of each strap.

6. A backpack according to claim 5, wherein: and the edge of the through hole is provided with a wrapping structure.

7. A backpack according to claim 6, wherein: the arc-shaped channel is fixedly connected in the two through holes respectively.

8. A backpack according to claim 7, wherein: the arc-shaped channel is a structural part made of metal or hard plastic.

9. A backpack according to claim 8, wherein: the magnet is arranged inside the stop block, and the edge covering structure is a structural part made of stainless steel.

10. A backpack according to claim 1, wherein: the top of the backpack body is also provided with a hand strap.

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