Schoolbag convenient to take and place and efficient in storage

Abstract

The schoolbag comprises at least one group of storage bags, each storage bag comprises a bottom wall, a front wall and a rear wall, the front wall and the rear wall are connected with the bottom wall, side walls are arranged on the two sides of the bottom wall, a storage cavity is defined by the bottom wall, the front wall, the rear wall and the side walls, an opening and closing part for opening or closing the storage cavity is arranged above the front wall, and the opening and closing part is arranged above the rear wall. The rear wall is connected with a shoulder back part, the side wall is provided with an organ cover structure, the lower end of the organ cover structure is connected with the side wall, the rear side is connected with the rear wall, the front side is connected with the opening and closing part, and after the organ cover structure is pulled open, the storage cavity is opened to increase the volume of the storage cavity; and after the tension of the organ cover structure is released, the organ cover structure shrinks to close the storage cavity so as to reduce the volume of the storage cavity. According to the structural design principle of the organ cover, the overall structure is convenient to take, place, tidy and store. By means of the slimming schoolbag with the elastic belts, the placed books do not shake, instability of the schoolbag caused when children like to run is not affected, and long-term influence on bones of the children is reduced.

Description

Technical Field

[0001] The utility model relates to the field of school bags, in particular to a school bag which is convenient to take out and put in and can store things efficiently. Background Art

[0002] With the continuous innovation of education and the all-round development of children's education, the quality of academic studies and neat behavior habits should be valued. The improvement of students' housekeeping and storage habits will help improve the convenience of learning and improve the completeness of students' quality training. In the past, it was difficult to find the target books and specific stationery during the use of school bags. It was easy to take or put them by mistake, and it was even more difficult to judge the missing items. Gradually, it caused students' anxiety or irritability, affecting the convenience and interest of learning.

[0003] Chinese patent announcement number CN220545957U discloses a luminous safety protection schoolbag, including a schoolbag body, wherein the upper outer shell, the lower inner layer, the two side surfaces and the front of the two shoulder straps of the schoolbag body are all made of luminous anti-cutting and stabbing fabric, and the luminous anti-cutting and stabbing fabric includes warp yarn, inner layer weft yarn and surface layer weft yarn, and the warp yarn includes a binding warp yarn and a ground warp yarn, and the binding warp yarn repeatedly penetrates the inner layer weft yarn and the surface layer weft yarn along the thickness direction of the fabric, and the ground warp yarn and the weft yarn do not bend, and the warp and weft yarns are respectively interwoven in three-dimensional directions to form a whole. The utility model is a luminous safety protection schoolbag with the functions of anti-knife stab, night light, easy to clean and washable, which can effectively protect the personal safety of students and has practicality and promotion value. The patent improves safety through the reflective surface, but it is difficult to distinguish the books inside when they are placed, and it is necessary to take out and check each book one by one when looking for books, which is more complicated and inconvenient. Utility Model Content

[0004] The technical problem to be solved by the utility model is that it is difficult to find the target books and specific stationery in the previous school bags during use, and it is easy to take or put them by mistake, and it is even more difficult to determine the missing items. Gradually causing students to feel anxious or irritable, affecting the convenience and interest of learning. In view of the above-mentioned defects of the prior art, a school bag that is easy to take and put and can store efficiently is provided.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A school bag that is easy to take out and can be stored efficiently is constructed, comprising at least one group of storage bags, the storage bag comprising a bottom wall, and a front wall and a rear wall connected to the bottom wall, side walls are arranged on both sides of the bottom wall, a storage cavity is formed by the bottom wall, the front wall, the rear wall and the side walls, an opening and closing portion for opening or closing the storage cavity is arranged above the front wall, the rear wall is connected to a shoulder and back portion, an accordion cover structure is arranged on the side walls, the lower end of the accordion cover structure is connected to the side walls, the rear side is connected to the rear wall, and the front side is connected to the opening and closing portion, and the storage cavity is opened to increase the volume of the storage cavity when the accordion cover structure is pulled open, and the storage cavity is closed to reduce the volume of the storage cavity when the tension of the accordion cover structure is released.

[0007] Preferably, a partition plate is provided in the storage cavity, and the partition plate is connected to the accordion cover structure to divide the storage cavity into a plurality of sub-storage cavities, and the accordion cover structure can enlarge or restore the volume of the sub-storage cavities.

[0008] Preferably, the accordion cover structure includes a plurality of partition plate connecting plates, the partition plates are connected to the partition plate connecting parts, and a folding part is provided between every two groups of partition plate connecting parts, and the folding part can be expanded or contracted.

[0009] Preferably, the heights of the multiple groups of partition plates gradually decrease from the rear wall to the forearm so that the multiple groups of sub-storage cavities are distributed in a stepped manner.

[0010] Preferably, the partition plates are provided with beveled edges, through which the next group of partition plates can be seen, and the beveled edges of every two adjacent groups of partition plates are staggered.

[0011] Preferably, an elastic band is further provided in the storage cavity, the elastic band generates a compressive force on the storage cavity, and the shell is stretched after the elastic band is subjected to the force, and the partition plates are set to different colors.

[0012] Preferably, the storage bag is further provided with a reflective portion, and the reflective portion can reflect light on different sides.

[0013] Preferably, the reflective portion is arranged on the outside of the outer wall and / or on the accordion cover structure and is distributed in a U shape.

[0014] Preferably, the bottom wall comprises a bottom wall bottom plate and two groups of bottom wall side plates, a secondary pocket is formed between the bottom wall side plates and the outer wall, and the opening and closing portion is connected to the accordion cover structure by a zipper.

[0015] Preferably, the shoulder and back part comprises a back shoulder strap and a waist strap, the back shoulder strap is provided with a reinforcement belt, the reinforcement belt is provided with a handle, and the shoulder and back part also comprises a back cushion connected to the rear wall.

[0016] The beneficial effects of the utility model are as follows: the accordion cover structure design principle makes the overall structure easy to take out and put in, and easy to organize and store. The "slimming" schoolbag with elastic bands prevents the books placed in it from shaking, does not affect the instability of the schoolbag when children like to run, and reduces the long-term impact on children's bones. The structural method of opening the schoolbag, the accordion cover, the internal color area distribution, and the stepped design form a set of combined solutions, making the schoolbag storage more efficient and convenient for taking and putting in items. At the same time, the reflective part set on the schoolbag allows the schoolbag to reflect light when it is exposed to light on a dark road surface, thereby improving the safety of students carrying the schoolbag and walking. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work:

[0018] Figure 1 This is a structural schematic diagram of a school bag in a closed state according to a preferred embodiment of the utility model;

[0019] Figure 2 This is a structural schematic diagram of a school bag in an open state in a preferred embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the exploded structure of a school bag in a preferred embodiment of the utility model;

[0021] Figure 4 The figure is a schematic diagram of the accordion-shaped structure of a school bag according to a preferred embodiment of the utility model. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the following will be described clearly and completely in combination with the technical solution in the embodiments of the utility model. Obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0023] A preferred embodiment of the utility model is a school bag that is easy to take out and put in and can be stored efficiently; Figure 1 and Figure 2 As shown, it includes a school bag body 10, and a stationery bag 20 arranged on the front side of the school bag body, and a shoulder and back part 30 is arranged on the rear side of the school bag body. The school bag can be carried or put down through the shoulder and back part, and books can be placed in the school bag body, and stationery can be placed in the stationery bag.

[0024] Specifically, Figure 1 As shown, the backpack body 10 includes a bottom 101, an exterior 100 connected to the front side of the bottom, a back 102 connected to the rear side of the bottom, a shoulder and back portion connected to the back, a main accordion cover structure 103 is connected to both sides of the bottom, and the main accordion cover structure is connected to the left and right sides and the upper side of the back, a first storage cavity 107 is formed by the bottom, the back, the main accordion cover structure and the exterior, an opening and closing portion 104 is connected to the upper end of the exterior, the opening and closing portion is connected to the main accordion cover structure by a zipper to open or close the first storage cavity, after opening the opening and closing portion, books can be placed in the first storage cavity to stretch the main accordion cover structure, thereby placing enough books in the first storage cavity.

[0025] Furthermore, if Figure 2-4 As shown, multiple groups of partitions 109 are arranged in the first storage cavity 107 to divide the first storage cavity into multiple sub-storage cavities 1070. The heights of the multiple groups of partitions decrease from the back to the outside, and each group of partitions is provided with a hypotenuse 1090, and the hypotenuses of two adjacent groups of partitions are placed on different sides. Multiple groups of folding parts 1031 are arranged on the side of the main accordion cover structure 103, and each group of folding parts is provided with a partition connecting part 1030. The partition connecting part is connected to the partition, and a sub-storage cavity is formed between the partition and the folding part. Books are placed in the sub-storage cavity and the folding part is stretched to fill each group of sub-storage cavities with books. The internal book distribution is distinguished by the accordion cover principle, and different types of books are divided, so that the type distribution of internal books is more reasonably allocated. The design of the accordion cover is distributed in a stepped manner, and the front visual effect can clearly see the specific subject types placed. In order to make it easier to distinguish the books in each group of sub-storage cavities, each group of sub-storage cavities can be stacked in a right trapezoidal shape, or DIY-written category reminder stickers can be added; or each sub-storage cavity can be designed with different color divisions, and the location of specific subjects can be known by directly observing the color after getting used to it. An elastic band 110 is set in the first storage cavity to ensure that different numbers of books are loaded without looseness, shaking and falling when walking. The outer shell structure design, after the zipper is opened, the open space is 2 / 3 of the entire schoolbag, ensuring clear observation, timely locking of the target book, and having a better field of view, which is convenient for observing omissions, misplacing, and taking mistakes.

[0026] Furthermore, if Figure 1 and Figure 3As shown, the bottom 101 is set to be U-shaped, which includes a bottom base plate 1010 and bottom side plates 1011 arranged on both sides of the bottom base plate, and the bottoms on both sides of the main accordion cover structure are connected to the bottom side plates. A secondary pocket 108 is formed between the outer 100 and the bottom side plate, and secondary pockets are formed on both sides. Items such as water cups or umbrellas can be placed in the secondary pockets. A reflective strip 105 is also arranged on the main accordion cover structure 103. The reflective strip is U-shaped and can be seen from the left side to the back and the right side, so that the schoolbag can achieve a reflective effect and improve the safety of the straps. A reflective block 111 can also be arranged on the opening and closing part 104.

[0027] Furthermore, if Figure 1 As shown, the stationery bag 20 includes a stationery bag interior 205 connected to the exterior 100, the stationery bag interior is connected to the stationery bag exterior 200 via a stationery bag accordion cover structure 203, the stationery bag interior, the stationery bag accordion cover structure and the stationery bag exterior are surrounded to form a stationery bag accommodating cavity 204, the stationery bag interior is also connected to a stationery bag opening and closing portion 201 for opening or closing the stationery bag accommodating cavity, and the stationery bag opening and closing portion is locked by a stationery bag lock 202. The stationery bag accordion cover structure is the same as the main body accordion cover structure, and will not be repeated here.

[0028] Furthermore, if Figure 1 and Figure 3 As shown, the shoulder and back part 30 includes a back shoulder strap 300, through which the storage bag is carried, and a waist backpack 301 arranged at the lower end of the back shoulder strap. With the shoulder strap and the waist strap, the schoolbag can be carried more easily and labor-savingly. A reinforcing belt 302 and a handle 303 are arranged above the shoulder strap to facilitate carrying the schoolbag. In order to enhance the comfort of carrying the schoolbag, the shoulder and back part also includes a back cushion 304, which has the same shape as the back and contacts the back.

[0029] It should be understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present invention.

Claims

1. A school bag that is easy to take out and store efficiently, comprising at least one set of storage bags, the storage bag comprising a bottom wall, and a front wall and a rear wall connected to the bottom wall, side walls are arranged on both sides of the bottom wall, a storage cavity is formed by the bottom wall, the front wall, the rear wall and the side walls, an opening and closing part for opening or closing the storage cavity is arranged above the front wall, the rear wall is connected to a shoulder and back part, and is characterized in that: The side wall is provided with an accordion cover structure, the lower end of the accordion cover structure is connected to the side wall, the rear side is connected to the rear wall, and the front side is connected to the opening and closing part. When the accordion cover structure is pulled open, the storage cavity is opened to increase the volume of the storage cavity. When the tension of the accordion cover structure is released, the accordion cover structure contracts to close the storage cavity to reduce the volume of the storage cavity.

2. The school bag according to claim 1, characterized in that: A partition plate is arranged in the storage cavity, and the partition plate is connected to the accordion cover structure to divide the storage cavity into a plurality of sub-storage cavities, and the accordion cover structure can enlarge or restore the volume of the sub-storage cavities.

3. The school bag according to claim 2, characterized in that: The accordion cover structure includes a plurality of partition plate connecting plates, the partition plates are connected to the partition plate connecting parts, and a folding part is arranged between every two groups of partition plate connecting parts, and the folding part can be opened or contracted.

4. The school bag according to claim 3, characterized in that: The heights of the multiple groups of partition plates gradually decrease from the rear wall to the front arm, so that the multiple groups of sub-storage cavities are distributed in a stepped manner.

5. The school bag according to claim 3, characterized in that: The partition plates are provided with beveled edges, through which the next group of partition plates can be seen, and the beveled edges of every two adjacent groups of partition plates are staggered.

6. The school bag according to claim 3, characterized in that: An elastic band is also provided in the storage cavity, and the elastic band generates a compressive force on the storage cavity, and the shell is stretched after the elastic band is subjected to the force, and the partition plates are set to different colors.

7. The school bag according to any one of claims 1 to 6, characterized in that: The storage bag is also provided with a reflective portion, and the reflective portion can reflect light on different sides.

8. The school bag according to claim 7, characterized in that: The reflective portion is arranged on the outside of the outer wall and / or on the accordion cover structure and is distributed in a U shape.

9. The school bag according to claim 1, characterized in that: The bottom wall comprises a bottom wall bottom plate and two groups of bottom wall side plates, a secondary pocket is formed between the bottom wall side plates and the outer wall, and the opening and closing portion is connected to the accordion cover structure through a zipper.

10. The school bag according to claim 9, characterized in that: The shoulder and back part comprises a back shoulder strap and a waist strap, the back shoulder strap is provided with a reinforcement belt, the reinforcement belt is provided with a handle, and the shoulder and back part also comprises a back cushion connected to the rear wall.

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