CN209788914U

CN209788914U - Multi-purpose knapsack

Info

Publication number: CN209788914U
Application number: CN201822139254.8U
Authority: CN
Inventors: 徐海中
Original assignee: Pinghu Li Pai Luggage Co Ltd
Current assignee: Pinghu lipai luggage Co., Ltd
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2019-12-17
Anticipated expiration: 2028-12-19

Abstract

the utility model discloses a multi-purpose backpack, which comprises a body, wherein the body is double-layer, and comprises an outer layer and an inner layer, the upper part of the body is provided with a first opening, the first opening is provided with a zipper, and the opening and the closing of the body are controlled by the zipper; the back strap is arranged on the back of the body and comprises an upper back strap and a lower back strap, the upper back strap and the lower back strap are fixedly connected through an elastic buckle, and a longitudinal opening II is formed in the fixed ends of the upper back strap and the body and is opened and closed through a zipper; stride the area to one side, detachable links to each other with one side of body, the both ends symmetry of striding the area to one side is provided with the hasp, and the both sides correspondence of body is provided with the stiff end, set up the lantern ring on the stiff end. The utility model discloses a multifunctional schoolbag's beneficial effect does: go up the inlayer and the skin of braces and the stiff end of body and all be provided with the opening and the opening is opened and is closed through the zip, so set up the skin and the inlayer that can realize multi-purpose knapsack and all can use, adjust according to demand and hobby.

Description

multi-purpose knapsack

Technical Field

The utility model belongs to the technical field of the knapsack, a multi-purpose formula knapsack is related to.

Background

The backpack is a bag made of cloth, leather and the like, and is used for students or office workers to carry textbooks, stationery and articles for use. According to the change of consumer's taste, the material of case and bag is also very diversified: genuine leather, PU, terylene, canvas, cotton and hemp, etc.

at present, a general backpack usually has only one backpack type, for example, a single backpack with one shoulder strap and a double backpack with two shoulder straps, the backpack type is single, and many people have to buy a plurality of backpacks with different backpack types to meet the actual needs of life, so that the favorite backpack types of many people do not meet their own preferences and one backpack type or one material corresponds to each backpack, which may cause resource waste. Furthermore, when going out, the user can also want to change the back walking mode according to the mood of the user or the use convenience. For example: when a woman purchases, the two shoulders are tired, and the two shoulders can not be switched to the single shoulder; the color or material of the backpack is not favored, and the backpack cannot be replaced by a backpack made of another material or color.

In summary, in order to solve the defects of the existing backpack structure and meet the use requirements of people, the utility model designs a multipurpose backpack which has simple structure, various back-carrying modes and convenient use for people, the multipurpose schoolbag not only can switch the front and back sides, but also realizes diversified use of materials and colors; furthermore, if the shoulders feel tired, the backpack can be switched to a single-shoulder backpack.

disclosure of Invention

The utility model provides a multipurpose backpack which has simple structure, various back carrying modes and convenient use for people, and solves the problems existing in the prior art.

The utility model discloses a following technical scheme of purpose accessible realizes a multi-purpose formula knapsack, and multi-purpose formula knapsack includes at least

The body is double-layer and comprises an outer layer and an inner layer, the upper part of the body is provided with a first opening, a zipper is arranged on the first opening, and the opening and the closing of the body are controlled through the zipper;

The back strap is arranged on the back of the body and comprises an upper back strap and a lower back strap, the upper back strap and the lower back strap are fixedly connected through an elastic buckle, a longitudinal opening II is formed in the fixed ends of the upper back strap and the body, and the opening II is opened and closed through a zipper;

Stride the area to one side, detachable links to each other with one side of body, the both ends symmetry of striding the area to one side is provided with the hasp, and the both sides correspondence of body is provided with the stiff end, set up the lantern ring on the stiff end.

As a further improvement, the fixing ends of the lower back strap and the body are fixedly arranged between the inner layer and the outer layer, the inner layer and the outer layer are both provided with a third longitudinal opening corresponding to the fixing ends, and the third longitudinal opening is opened and closed through a zipper.

As a further improvement, the outer layer is made of waterproof nylon material, and the inner layer is made of pure cotton material.

as a further improvement, the multi-purpose backpack further comprises a stationery bag, the stationery bag is detachably and fixedly arranged on one side of the lining through a fixing device, the fixing device comprises a first fixing device and a second fixing device, and the first fixing device comprises a male buckle arranged on the back of the stationery bag and a female buckle arranged on one side of the body.

As a further improvement, the fixing device two is a magnetic button one fixed on the side of the stationery bag and a magnetic button two fixed on the side of the body.

As a further improvement, the first magnetic buckle and the second magnetic buckle both comprise a connecting end and a buckling end, wherein the connecting end is provided with a connecting through hole, the buckling end is provided with a limiting groove, and a magnetic unit is arranged in the limiting groove.

As a further improvement, the buckling end is provided with anti-skid grains.

Compared with the prior art, the utility model has the advantages of reasonable design, specifically do: 1) the inner layer and the outer layer of the fixed end of the upper braces and the body are both provided with openings, and the openings are opened and closed through zippers, so that the outer layer and the inner layer of the multi-purpose backpack can be used and can be adjusted according to requirements and preferences; 2) moreover, the lower straps of the utility model are provided with openings and zippers on the inner layer and the outer layer to realize that the lower straps are placed outside or inside, so that two lower straps are not needed to be arranged on the inner layer, and the backpack can be used for two purposes by directly adjusting the inner part and the outer part; 3) the side that the stationery bag detachable set up in the body nexine can make things convenient for student's use, and the functionality is good, if not using, only need dismantle the stationery bag and place.

Drawings

Fig. 1 is a schematic view of a back structure of a multi-purpose backpack according to embodiment 1 of the present invention;

Fig. 2 is a schematic front view of a multi-purpose backpack according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a multi-purpose backpack strap inclined straddle carrier according to embodiment 1 of the present invention;

Fig. 4 is a schematic structural view of a lock catch according to embodiment 2 of the present invention;

fig. 5 is a schematic structural view of a writing case according to embodiment 2 of the present invention;

Fig. 6 is a schematic structural view of a magnetic buckle ii according to embodiment 3 of the present invention;

Fig. 7 is a schematic structural view of a writing case according to embodiment 3 of the present invention;

Fig. 8 is a schematic view of a partially enlarged structure of the second opening of the present invention;

in the figure, 1-multipurpose backpack, 2-body, 21-zipper, 22-opening one, 3-braces, 31-upper braces, 32-lower braces, 33-elastic buckle, 34-opening two, 35-opening three, 4-stationery bag, 51-male buckle, 52-female buckle, 53-connecting ring, 54-lock buckle, 541-connecting part, 542-locking part, 543-abutting edge, 55-magnetic buckle one, 56-magnetic buckle two, 561-limiting groove and 562-anti-slip line.

Detailed Description

The technical solution of the present invention will be further explained with reference to the following embodiments and accompanying drawings.

Example 1

As shown in fig. 1 to 3, the multi-purpose backpack includes:

As shown in figures 1 and 2, a multi-purpose backpack 1 at least comprises

the body 2, the body 2 is the bilayer, including skin and nexine, and the skin is waterproof nylon materials, and the nexine is the pure cotton material. The opening I22 is formed in the upper portion of the body, a zipper 21 is arranged on the opening I22, and the opening and closing of the body are controlled through the zipper 21;

as shown in fig. 8, the back strap 3 is disposed on the back of the main body 2, the back strap 3 includes an upper back strap 31 and a lower back strap 32, the upper back strap 31 and the lower back strap 32 are fixedly connected by an elastic buckle 33, a longitudinal second opening 34 is disposed at the fixed end of the upper back strap 31 and the main body 2, and the second opening 34 is opened and closed by a zipper;

As a further improvement, the fixed end of the lower back belt 32 and the body 2 is fixedly arranged between the inner layer and the outer layer, and the inner layer and the outer layer are both provided with a longitudinal opening three 35 corresponding to the fixed end, and the opening three 35 is opened and closed by a zipper.

Stride the area 4 to one side, detachable and body 2 link to each other, the both ends symmetry of striding the area to one side is provided with hasp 41, and the both sides correspondence of body 2 is provided with the stiff end, set up the lantern ring 42 on the stiff end.

To sum up, the body 1 in embodiment 1 has a double-layer structure with an outer layer and an inner layer, the second opening 34 is arranged at the fixed end of the upper back strap 31 and the body 2 in the back strap 3, and the second opening 34 is opened and closed by the zipper; the fixed end of the lower back belt 32 and the body 2 is provided with a third opening 35, the second opening 34 and the third opening 35 are arranged on the inner layer and the outer layer, and the zipper needs to be opened when the outer layer is replaced by the inner layer, the upper back belt 31 and the lower back belt 32 are placed inside, the inner layer is turned outwards, and the inner layer can be used by pulling the zipper.

as shown in fig. 3, in another usage of the multipurpose backpack, the inclined cross belt 4 and the backpack are detachably connected, and when the inclined cross is needed, the inclined cross belt 4 and both sides of the multipurpose backpack are fixed, and the upper straps 31 and the lower straps 32 are put into the interior of the multipurpose backpack through the second opening 34 and the third opening 35.

The above-mentioned two kinds of using-ways that do the utility model discloses a multi-purpose formula knapsack.

Example 2

As shown in fig. 4 and 5, the stationery bag 5 is detachably fixed on one side of the inner layer through a fixing device, the fixing device comprises a first fixing device and a second fixing device, and the first fixing device comprises a male buckle 51 arranged on the back of the stationery bag and a female buckle 52 arranged on one side of the inner layer of the body.

in summary, the stationery bag 4 of embodiment 1 is detachably fixed in the first step by the male buckle 51 provided on the back surface and the female buckle 52 provided on the side of the main body 2. In order to further enhance the fixing effect, the side edge of the stationery bag 5 is provided with the connecting ring 53, one side of the main body 2 provided with the female buckle 52 is correspondingly provided with the lock catch 54, the abutting edge 543 of the lock catch 54 is controlled by a hand, the lock catch 54 is opened, and the connecting ring 53 is sleeved in the connecting part 541 of the lock catch 54, so that the second-step fixing of the stationery bag 5 and the main body 2 is realized. Above-mentioned two-step fixed mode for even stationery bag 4 fixes with body 2 with the detachable mode, when the student is carrying the knapsack on one's back, when normally walking or run, stationery bag 4 can not drop yet, and the steadiness promotes.

Compared with the prior art, the multi-purpose formula knapsack reasonable in design of this embodiment, student or working clan all can use, and the positive integral type of body 2 is fixed with insulated bag 3, and insulated bag 3 is by outer toward interior skin, waterproof layer, the cotton layer of polymer heat preservation and EVA waterproof layer of including in proper order, when making things convenient for student or working clan to be lunch, takes the meal convenience, and the heat preservation effect is good moreover. Moreover, when a hot water bag or a hot water bottle is placed, the heat preservation effect can be well realized. The arrangement of the stationery bag 4 on one side improves the use performance of the multi-purpose backpack.

Example 3

The stationery bag 4 is detachably arranged on one side of the multi-purpose backpack, so that students can conveniently take various stationeries at any time when using the multi-purpose backpack; according to the demand, the stationery bag 4 can be directly taken out and placed on a desktop, and after the stationery bag is put on a school, the stationery bag 4 can be fixed on one side of the body 2 at any time, so that the stationery bag is convenient for students to use and stationery is convenient to place.

as shown in fig. 6 to 7, as a further improvement, the second fixing device is a first magnetic buckle 55 fixed on the side of the stationery bag 4 and a second magnetic buckle 56 fixed on the side of the body.

as shown in fig. 6 to 7, as a further improvement, the first magnetic buckle 55 and the second magnetic buckle 56 both include a connection end and a buckling end, the connection end is provided with a connection through hole, the buckling end is provided with a limit groove 561, and a magnetic unit is disposed in the limit groove.

As a further improvement, the buckling end is provided with anti-skid lines 562. The anti-skid lines are strip-shaped bulges.

compared with the embodiment 1, the second step of fixing the writing case 4 and the main body of the embodiment is to detachably fix the main body by the first magnetic buckle 55 and the second magnetic buckle 56, and the magnetic unit is connected by magnetic action, so that the magnetic attraction is durable and the fixing effect is good. Moreover, the strip-shaped protrusion plays a role in ensuring that the first magnetic button 55 and the second magnetic button 56 are firmly clamped with each other, and the fixing effect is further enhanced.

This embodiment is the utility model discloses a third kind of using-way of multi-purpose knapsack.

The preferred embodiments of the present invention are described herein, but the scope of the present invention is not limited thereto. Modifications or additions to or replacement by similar means to those skilled in the art to which the invention pertains to the specific embodiments described herein are intended to be covered by the scope of the invention.

Claims

1. A multi-purpose formula knapsack which characterized in that: the multi-purpose backpack (1) at least comprises

The body (2) is double-layer and comprises an outer layer and an inner layer, a first opening (22) is formed in the upper portion of the body, a zipper (21) is arranged on the first opening (22), and the body is controlled to be opened and closed through the zipper (21);

The back strap (3) is arranged on the back of the body (2), the back strap (3) comprises an upper back strap (31) and a lower back strap (32), the upper back strap (31) and the lower back strap (32) are fixedly connected through an elastic buckle (33), the fixed ends of the upper back strap (31) and the body (2) are fixedly arranged between the inner layer and the outer layer, the inner layer and the outer layer are both provided with a longitudinal opening II (34) corresponding to the fixed ends, and the opening II (34) is opened and closed through a zipper;

Stride area (4) to one side, detachable and body (2) link to each other, the both ends symmetry of striding the area to one side is provided with hasp (41), and the both sides correspondence of body (2) is provided with the stiff end, set up lantern ring (42) on the stiff end.

2. The multi-use backpack of claim 1, wherein: the lower back strap (32) and the fixed end of the body (2) are fixedly arranged between the inner layer and the outer layer, the inner layer and the outer layer are both provided with a longitudinal opening III (35) corresponding to the fixed end, and the opening III (35) is opened and closed through a zipper.

3. The multi-use backpack of claim 1, wherein: the outer layer is made of waterproof nylon material, and the inner layer is made of pure cotton material.

4. The multi-use backpack of claim 1, wherein: the multipurpose backpack (1) further comprises a stationery bag (5), the stationery bag is detachably and fixedly arranged on one side of the inner layer through a fixing device, the fixing device comprises a first fixing device and a second fixing device, and the first fixing device comprises a male buckle (51) arranged on the back surface of the stationery bag and a female buckle (52) arranged on one side of the inner layer of the body.

5. The multi-use backpack of claim 4, wherein: the second fixing device is a first magnetic buckle (55) fixed on the side edge of the stationery bag (5) and a second magnetic buckle (56) fixedly arranged on the side edge of the body.

6. The multi-use backpack of claim 5, wherein: the first magnetic buckle (55) and the second magnetic buckle (56) both comprise a connecting end and a buckling end, wherein a connecting through hole is formed in the connecting end, a limiting groove is formed in the buckling end, and a magnetic unit is arranged in the limiting groove.