Unfoldable and foldable backpack

Abstract

The utility model relates to the technical field of knapsacks, in particular to an unfolding folding type knapsack which comprises a bottom panel, a front panel, a top panel, a rear panel, a left panel and a right panel, the left panel and the right panel are independently arranged, the top panel, the rear panel, the bottom panel and the front panel are integrally arranged, the top panel, the rear panel, the bottom panel and the front panel are arranged in an equal-width mode, and the left panel and the right panel are arranged in an integral mode. The two long sides of the top panel, the rear panel, the bottom panel and the front panel are all connected with first zippers, the edges of the left panel and the right panel are provided with second zippers, and zippers are connected with or open the corresponding first zippers and second zippers so that the backpack can be unfolded. When the backpack needs to be unfolded and folded, the zipper head is pulled to enable the first zipper and the second zipper to be separated until the first zipper and the second zipper are completely separated, the top panel, the rear panel, the bottom panel and the front panel are unfolded and integrally arranged, the left panel and the right panel are unfolded and independently arranged, at the moment, the unfolded backpack is conveniently folded, space is saved, and the backpack is convenient to use. And the luggage case can be conveniently plugged into the luggage case.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of backpack, specifically relates to a kind of unfolded folding backpack. BACKGROUND

[0002] Backpack is usually applied to outdoor activities such as walking, mountaineering, hiking, traveling and cycling, and can carry some items conveniently, and the backpack is carried by the user.

[0003] In the photography field, the backpack is particularly important. High-priced digital products such as cameras, camera lenses, and drones require anti-impact protection. Therefore, the backpack is made of impact-resistant hard material. The hard material is usually filled with flexible cushioning materials such as foam, foam, or sponge. Especially between the bottom of the backpack and the side of the backpack, a stable support is formed to place the squeezed camera and other equipment.

[0004] However, the hard backpack is not convenient to fold and is directly inserted into the luggage for carrying, which occupies a large space and is not convenient for users to carry. UTILITY MODEL CONTENT

[0005] The utility model aims to provide an unfolded folding backpack to solve the problems in the above background technology.

[0006] To achieve the above purpose, the utility model adopts the technical scheme of providing an unfolded folding backpack, which includes a bottom panel, a front panel, a top panel, a rear panel, a left panel and a right panel. The left panel and the right panel are independently arranged. The top panel, the rear panel, the bottom panel and the front panel are integrally arranged. The top panel, the rear panel, the bottom panel and the front panel are equally wide, and the long edges on both sides are located on the same straight line. The top panel, the rear panel, the bottom panel and the front panel are connected with first zippers. The left panel and the right panel are provided with second zippers. The zipper head is connected or opened to the corresponding first zippers and second zippers to unfold or assemble the backpack.

[0007] Further, the wide edges of the top panel, the rear panel, the bottom panel and the front panel are connected in sequence, and the flat structure is square. Two corners of the top panel are two corners of the square structure, and the two corners are fixedly connected with the edges of the left panel and the right panel.

[0008] Further, the square structure comprises a first wide side, a first long side, a second wide side and a second long side, the edge wide side of the top panel is the first wide side of the square structure, the edge wide side of the front panel is the second wide side of the square structure, and the first zipper is arranged along the first long side, the second wide side and the second long side; the first zipper is arranged along the left panel edge, the first wide side and the right panel edge.

[0009] Further, one corner of the square structure is fixedly connected with the left panel edge at a first connection position, and the other corner of the square structure is fixedly connected with the right panel edge at a second connection position; the first zipper starts from the connection position, winds around the left panel edge, then winds around the first wide side, and finally winds around the right panel edge to the second connection position.

[0010] Further, the puller head is two, and the two puller heads are respectively installed from the first connection position and the second connection position to connect the first zipper and the second zipper.

[0011] Further, each panel comprises a hard plate of an inner layer and a flexible cloth of an outer layer, and the flexible cloth wraps the hard plate.

[0012] Further, the wide side connection positions of the top panel, the back panel, the bottom panel and the front panel can be folded.

[0013] Further, the outer side of the top panel is provided with a handle.

[0014] Further, the outer side of the left panel or the right panel is provided with a storage bag.

[0015] Further, the inner side of the front panel is provided with a storage sandwich layer.

[0016] The utility model discloses the beneficial effect lies in:

[0017] 1, when the backpack needs to be unfolded and folded, pull the puller head to make the first zipper and the second zipper separate, until the first zipper and the second zipper are completely separated, the top panel, the back panel, the bottom panel and the front panel are unfolded and integrally arranged, the left panel and the right panel are unfolded and independently arranged, at this time, the unfolded backpack is folded conveniently, space is saved, and the backpack is conveniently inserted into a luggage case. When the backpack needs to be used, directly pull the puller head to connect the first zipper and the second zipper, until the first zipper and the second zipper are completely connected, the backpack can be assembled into a three-dimensional structure, and use is facilitated.

[0018] 2, the puller head is two, and the two puller heads are respectively installed from the first connection position and the second connection position to connect the first zipper and the second zipper. By arranging two puller heads, the backpack can be conveniently and quickly opened to a port, and articles are conveniently taken out and put in.

[0019] 3. The outer side of the top panel is provided with a handle, which facilitates lifting the backpack. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, hereinafter, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the drawings described hereinafter are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Fig. 1 A three-dimensional structural schematic diagram of the unfolded and folded backpack is provided for the embodiments of the present application.

[0022] Fig. 2 A three-dimensional structural schematic diagram of the unfolded and folded backpack is provided for the embodiments of the present application, wherein the front panel is in an open state.

[0023] Fig. 3 An unfolded state schematic diagram of the unfolded and folded backpack is provided for the embodiments of the present application.

[0024] BRIEF DESCRIPTION OF DRAWINGS

[0025] 1. bottom panel; 2. front panel; 21. interlayer; 3. top panel; 31. handle; 4. back panel; 5. left panel; 6. right panel; 61. storage bag; 7. first zipper; 8. second zipper; 9. square structure; 91. first wide side; 92. first long side; 93. second wide side; 94. second long side; 95. first connection; 96. second connection; 10. puller head. DETAILED DESCRIPTION

[0026] The technical solutions of the present application will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0027] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as the restriction of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the utility model, it needs to explain, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0030] Referring to Figs. 1 to 3 , as a kind of unfolded folding backpack provided by the utility model embodiment, including bottom panel 1, front panel 2, top panel 3, rear panel 4, left panel 5 and right panel 6, left panel 5 and right panel 6 are independently arranged, top panel 3, rear panel 4, bottom panel 1 and front panel 2 are integrally arranged, top panel 3, rear panel 4, bottom panel 1 and front panel 2 are all arranged with equal width, and the long side of both sides is located on the same straight line, top panel 3, rear panel 4, bottom panel 1 and front panel 2 are all connected with first zipper 7, left panel 5 and right panel 6 edge are equipped with second zipper 8, zipper head 10 is connected or opened corresponding first zipper 7 and second zipper 8, so as to unfold or assemble backpack.

[0031] When the backpack needs to be unfolded and folded, pull the zipper head 10 to separate the first zipper 7 and the second zipper 8, until the first zipper 7 and the second zipper 8 are completely separated, the top panel 3, the rear panel 4, the bottom panel 1 and the front panel 2 are unfolded and integrally arranged, the left panel 5 and the right panel 6 are unfolded and independently arranged, at this time, the unfolded backpack is folded conveniently, space is saved, and it is convenient to be inserted into the luggage. When the backpack is needed, directly pull the zipper head 10 to connect the first zipper 7 and the second zipper 8, until the first zipper 7 and the second zipper 8 are completely connected, the backpack can be assembled into a three-dimensional structure, which is convenient to use.

[0032] Specifically, the wide edges of the top panel 3, the rear panel 4, the bottom panel 1 and the front panel 2 are sequentially connected and laid flat to form a square structure 9, two corners of the top panel 3 are two corners of the square structure 9, and the two corners are fixedly connected with the edge of the left panel 5 and the edge of the right panel 6 respectively. In this embodiment, the square structure 9 includes a first wide edge 91, a first long edge 92, a second wide edge 93 and a second long edge 94, the edge of the top panel 3 is the first wide edge 91 of the square structure 9, the edge of the front panel 2 is the second wide edge 93 of the square structure 9, and the first zipper 7 is arranged along the first long edge 92, the second wide edge 93 and the second long edge 94. The two corners of the edge of the top panel 3 are fixedly connected with the corner position edge of the left panel 5 and the corner position edge of the right panel 6 respectively. The second zipper 8 is arranged along the edge of the left panel 5, the first wide edge 91 and the edge of the right panel 6.

[0033] In the square structure 9, one corner is fixedly connected with the edge of the left panel 5 at a first connection position 95, and the other corner is fixedly connected with the edge of the right panel 6 at a second connection position 96. The second zipper 8 starts from the first connection position 95, winds around the edge of the left panel 5, then winds to the first wide edge 91, and finally winds around the edge of the right panel 6 to the second connection position 96.

[0034] The two puller heads 10 are respectively installed from the first connection position 95 and the second connection position 96 to connect the first zipper 7 and the second zipper 8. By arranging the two puller heads 10, the backpack can be quickly opened at one opening, and the articles can be conveniently taken out or put in.

[0035] In other embodiments, the square structure 9 includes a first wide edge 91, a first long edge 92, a second wide edge 93 and a second long edge 94, the edge of the top panel 3 is the first wide edge 91 of the square structure 9, the edge of the front panel 2 is the second wide edge 93 of the square structure 9, and the first zipper 7 is divided into two parts, one part is arranged along the first long edge 92, and the other part is arranged along the second long edge 94. The second zipper 8 is divided into two parts, one part is arranged along the edge of the left panel 5, and the other part is arranged along the edge of the right panel 6. When the first zipper 7 and the second zipper 8 are connected by pulling the puller head 10, the backpack is assembled into a three-dimensional structure, and an opening is formed. At this time, a Velcro structure can be arranged at the positions of the first wide edge 91 and the second wide edge 93 to close the opening.

[0036] Further, each panel includes a hard board as an inner layer and a flexible cloth as an outer layer, and the flexible cloth wraps the hard board. The hard board can be made of a cushioning material such as foam, foam cotton or sponge, and the flexible cloth can be made of a flexible material such as non-woven fabric, nylon cloth and cotton cloth. In order to make the backpack waterproof, the cloth material is preferably waterproof nylon cloth.

[0037] Further, the wide edge connection of the top panel 3, the rear panel 4, the bottom panel 1 and the front panel 2 can be folded, which facilitates folding of the unfolded backpack and then putting it into the luggage, thereby reducing the occupied space.

[0038] Further, the outer side of the top panel 3 is provided with a handle 31, which facilitates directly lifting the backpack by the hand.

[0039] Further, the outer side of the left panel 5 or the right panel 6 is provided with a storage bag 61. In the embodiment, the storage bag 61 is provided on the outer side of the right panel 6, and small items such as keys can be put into the storage bag 61. In other embodiments, the storage bag 61 can be provided only on the outer side of the right panel 6 or on the outer sides of the left panel 5 and the right panel 6, and can be specifically set according to the actual situation. The storage bag 61 can be sealed by the provided zipper according to the actual use requirement, which facilitates closing and opening of the storage bag 61.

[0040] Further, the inner side of the front panel 2 is provided with a storage layer 21, and electronic devices such as tablets and power banks can be placed in the storage layer 21. The storage layer 21 is made of flexible cloth to avoid scratching the electronic devices. The opening of the storage layer 21 can also be sealed by the zipper according to the actual use requirement, which facilitates opening and closing.

[0041] The use process of the unfolded and folded backpack in China in the embodiment is as follows:

[0042] When the backpack needs to be unfolded and folded, the zipper head 10 is pulled to separate the first zipper 7 and the second zipper 8, and after the first zipper 7 and the second zipper 8 are completely separated, the top panel 3, the rear panel 4, the bottom panel 1 and the front panel 2 are unfolded and integrally arranged, and the left panel 5 and the right panel 6 are unfolded and independently arranged. At this time, the unfolded backpack is folded, the space is saved, and the backpack is conveniently put into the luggage. When the backpack needs to be used, the zipper head 10 is directly pulled to connect the first zipper 7 and the second zipper 8, and after the first zipper 7 and the second zipper 8 are completely connected, the backpack can be assembled into a three-dimensional structure, which is convenient to use.

[0043] The embodiments of the specific embodiment are the preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: any equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. An unfolding and folding backpack, characterized in that, The backpack comprises a bottom panel (1), a front panel (2), a top panel (3), a rear panel (4), a left panel (5) and a right panel (6). The left panel (5) and the right panel (6) are independently arranged. The top panel (3), the rear panel (4), the bottom panel (1) and the front panel (2) are integrally arranged. The top panel (3), the rear panel (4), the bottom panel (1) and the front panel (2) are equally wide and the long edges of the two sides are located on the same straight line. The two long edges of the top panel (3), the rear panel (4), the bottom panel (1) and the front panel (2) are connected with first zippers (7). The left panel (5) and the right panel (6) are provided with second zippers (8) at the edges. The zipper heads (10) are connected with or open the corresponding first zippers (7) and second zippers (8) to make the backpack unfolded or assembled.

2. The fold-out backpack of claim 1, wherein, The wide edges of the top panel (3), the rear panel (4), the bottom panel (1) and the front panel (2) are sequentially connected and are flatly arranged in a square structure (9). Two corners of the top panel (3) are two corners of the square structure (9) and are fixedly connected with the edges of the left panel (5) and the right panel (6) respectively.

3. The fold-out backpack of claim 2, wherein, The square structure (9) comprises a first wide edge (91), a first long edge (92), a second wide edge (93) and a second long edge (94). The edge wide edge of the top panel (3) is the first wide edge (91) of the square structure (9). The edge wide edge of the front panel (2) is the second wide edge (93) of the square structure (9). The first zippers (7) are arranged along the first long edge (92), the second wide edge (93) and the second long edge (94). The second zippers (8) are arranged along the edge of the left panel (5), the first wide edge (91) and the edge of the right panel (6).

4. The fold-out backpack of claim 3, wherein, One corner of the square structure (9) is fixedly connected with the edge of the left panel (5) at a first connection position (95). The other corner of the square structure (9) is fixedly connected with the edge of the right panel (6) at a second connection position (96). The second zippers (8) are arranged along the first connection position (95) to the edge of the left panel (5), then to the first wide edge (91) and finally to the edge of the right panel (6) to the second connection position (96).

5. The fold-out backpack of claim 4, wherein, The zipper heads (10) are two. The two zipper heads (10) are installed from the first connection position (95) and the second connection position (96) to connect the first zippers (7) and the second zippers (8).

6. The fold-out backpack of any one of claims 1-4, wherein, Each panel comprises a hard plate in the inner layer and a flexible cloth in the outer layer. The flexible cloth wraps the hard plate.

7. The fold-out backpack of any one of claims 1-4, wherein, The wide edge connection positions of the top panel (3), the rear panel (4), the bottom panel (1) and the front panel (2) can be folded.

8. The fold-out backpack of any one of claims 1-4, wherein, The outer side of the top panel (3) is provided with a handle (31).

9. The fold-out backpack of any one of claims 1-4, wherein, The outer side of the left panel (5) or the right panel (6) is provided with a storage bag (61).

10. The fold-out backpack of any one of claims 1-4, wherein, The front panel (2) is internally provided with a receiving interlayer (21).

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