CN207220448U - A kind of school bag of volume-tunable section - Google Patents

Abstract

The utility model discloses a kind of school bag of volume-tunable section, wherein, including the back of the body body for adjusting the stretchable layer of school bag volume and being connected as a single entity with stretchable layer, the back of the body body is equipped with portable shoulder strap, the stretchable layer front portion is provided with the first flexible bag, described first flexible bag includes bag body and the first side width, first side width is arranged at bag between body and stretchable layer, first side width is arranged to triangle, the second flexible bag is provided between the back of the body body and stretchable layer, described second flexible bag includes the second side width, second side width is arranged between back of the body body and stretchable layer, second side width is arranged to triangle.The bag body of school bag is arranged to collapsible bag body by the utility model, and it is provided with separation layer in flexible bag body, student is adjusted bag body space according to different courseware quantity, and easy to which different textbooks is carried out Classification Management, be conducive to reasonable employment of the student to school bag.

Description

A kind of school bag of volume-tunable section

Technical field

It the utility model is related to field of student article technology, more particularly to a kind of school bag of volume-tunable section.

Background technology

School bag is that students in middle and primary schools go to school the articles for use of indispensability, and nowadays the textbook of student is more and miscellaneous, in different study period institutes Wanting the textbook amount of shoulder strap, existing school bag only has a big pouch, is not easy to putting for student textbook there are obvious difference Put and manage, easily cause textbook rock with it is at random, cause great inconvenience to student.

Therefore, the prior art has yet to be improved and developed.

Utility model content

In view of above-mentioned the deficiencies in the prior art, the utility model provides a kind of school bag of volume-tunable section, it is intended to solves Existing student's school bag only has a big pouch, is not easy to the technical problem that student places textbook and manages.

The technical solution of the utility model is as follows：

A kind of school bag of volume-tunable section, wherein, including for adjusting the stretchable layer of school bag volume and being linked as with stretchable layer The back of the body body of one, the back of the body body are equipped with portable shoulder strap, and the stretchable layer front portion is provided with first and stretches bag, and described the One flexible bag includes bag body and the first side width, and first side width is arranged at bag between body and stretchable layer, and first side width is set Triangle is set to, the second flexible bag is provided between the back of the body body and stretchable layer, the described second flexible bag includes the second side width, institute State the second side width to be arranged between back of the body body and stretchable layer, second side width is arranged to triangle.

The school bag of the volume-tunable section, wherein, it is provided with separation layer, the separation layer in the middle part of the described second flexible bag Both sides are fixedly connected with the second side width, and the separation layer at least sets one.

The school bag of the volume-tunable section, wherein, Telescopic Fixed band is additionally provided with inside the described second flexible bag, it is described Telescopic Fixed band one end is connected to separation layer lower end, and the other end is fixed at the top of back of the body body.

The school bag of the volume-tunable section, wherein, it is provided with the middle part of the Telescopic Fixed band Telescopic Fixed for adjusting With elastic fastener.

The school bag of the volume-tunable section, wherein, the back of the body body both sides are symmetrically arranged with mesh bag.

The school bag of the volume-tunable section, wherein, it is provided with belt at the top of the back of the body body.

The school bag of the volume-tunable section, wherein, the stretchable layer both sides are symmetrically arranged with corresponding slide fastener.

Beneficial effect：The utility model provides a kind of school bag of volume-tunable section, and the bag body of school bag is arranged to stretch Contracting bag body, and separation layer is provided with flexible bag body, student is adjusted bag body space according to different courseware quantity, and Easy to which different textbooks is carried out Classification Management, be conducive to reasonable employment of the student to school bag.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram that a kind of school bag of volume-tunable section of the utility model is opened.

Fig. 2 is the dimensional structure diagram that a kind of school bag of volume-tunable section of the utility model is closed.

100- stretchable layers；110- first stretches bag；The first sides of 120- width；200- carries on the back body；210- mesh bags；220- belts； The second sides of 230- width；240- shoulder straps；231- separation layers；232- second stretches bag；The Telescopic Fixed bands of 233-；234- fasteners.

Embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein Same or similar label represents same or similar element or has the function of same or like element from beginning to end.Lead to below Cross the embodiment being described with reference to the drawings to be exemplary, be only used for explaining the utility model, and it is not intended that to this practicality New limitation.

In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for Described easy to description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second " is only used for description purpose, and it is not intended that indicating or implying relative importance or imply the technology indicated by indicating The quantity of feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include one or more The feature.In the description of the utility model, " multiple " are meant that two or more, unless otherwise clearly specific Limit.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected or can mutually communicate；It can be directly connected, can also be in Between medium be indirectly connected, can be the interaction relationship of connection inside two elements or two elements.For this area For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only Represent that fisrt feature level height is less than second feature.

Following disclosure provides many different embodiments or example is used for realizing the different structure of the utility model. In order to simplify the disclosure of the utility model, hereinafter the component and setting of specific examples are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relation between setting.In addition, various specific techniques and the example of material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

With reference to shown in Fig. 1 and Fig. 2, a kind of school bag of volume-tunable section, including for adjusting the stretchable layer 100 of school bag volume And the back of the body body 200 being connected as a single entity with stretchable layer 100, back of the body body 200 are equipped with portable shoulder strap 240,100 front portion of stretchable layer is set Be equipped with the first flexible bag 110, the first flexible bag 110 includes bag body and the first side 120, the first side 120 be arranged at bag body and Between stretchable layer 100, the first side 110 is arranged to triangle, carries on the back and the second flexible bag is provided between body 200 and stretchable layer 100 232, the second flexible bag 232 includes the second side 230, and the second side 230 is arranged between back of the body body 200 and stretchable layer 100, and second Side 230 is arranged to triangle.In the utility model, after the opening of stretchable layer 100 of setting, stretchable layer 100 broadens, at this time book The volume of bag can increase accordingly, can place more textbooks, on the contrary, 100 drawing of stretchable layer close after school bag volume It will reduce accordingly, to adjust the volume of school bag.First flexible bag 110 and second, 232 both sides of bag of stretching are respectively arranged with the 120 and second side 230 of side, by the telescopic adjustment of side width, can adjust bag body space by the folding of bag body Size, placement textbook is effectively arranged easy to student.

As the preferred solution of the utility model, the second flexible middle part of bag 232 is provided with separation layer 231,231 liang of separation layer Side is fixedly connected with the second side 230, and separation layer 231 at least sets one.Separation layer 231 is provided with beneficial to student to courseware Classification Management is carried out, is avoided confusion, logic is strong.The utility model is preferably provided with two separation layers 231.

As the preferred solution of the utility model, Telescopic Fixed band 233 is additionally provided with inside the second flexible bag 232, is stretched Fixed 233 one end of band is connected to 231 lower end of separation layer, and the other end is fixed on 200 top of back of the body body.Telescopic Fixed band 233 is used for solid Object inside fixed second flexible bag 232, improves stability of the school bag using contents when rocking.

In practical application, the Telescopic Fixed middle part of band 233 is provided with the fastener elastic for adjusting Telescopic Fixed band 233 234.The elasticity of the convenient, flexible Telescopic Fixed band 233 of the big minor adjustment of different volumes according to the second 232 contents of flexible bag, Firm contents.

Further, 200 both sides of body are carried on the back and is symmetrically arranged with mesh bag 210.Mesh bag 210 can conveniently place small articles.

Further, the top for carrying on the back body 200 is provided with belt 220.

As the utility model optimal technical scheme, 100 both sides of stretchable layer are symmetrically arranged with corresponding slide fastener（Do not show in figure Go out）.Slide fastener is easy to open or closes, and the convenient width for adjusting stretchable layer 100, the volume for adjusting school bag is reached with this, certainly, if The slide fastener put may be alternatively provided as the object of the convenient fitting such as velcro.

The utility model provides a kind of school bag of volume-tunable section, and the bag body of school bag is arranged to collapsible bag body, and Separation layer is provided with flexible bag body, student is adjusted bag body space according to different courseware quantity, and easy to will not Same textbook carries out Classification Management, is conducive to reasonable employment of the student to school bag.

It should be appreciated that the application of the utility model is not limited to above-mentioned citing, this area normal technician is come Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model The protection domain that profit requires.

Claims (7)

1. a kind of school bag of volume-tunable section, it is characterised in that including for adjusting the stretchable layer of school bag volume and with stretching The back of the body body that layer is connected as a single entity, the back of the body body are equipped with portable shoulder strap, and the stretchable layer front portion is provided with the first flexible bag, Described first flexible bag includes bag body and the first side width, and first side width is arranged at bag between body and stretchable layer, and described first Side width is arranged to triangle, and the second flexible bag is provided between the back of the body body and stretchable layer, and the described second flexible bag includes second Side width, second side width are arranged between back of the body body and stretchable layer, and second side width is arranged to triangle.

2. the school bag of volume-tunable section according to claim 1, it is characterised in that be provided with the middle part of the described second flexible bag Separation layer, the separation layer both sides are fixedly connected with the second side width, and the separation layer at least sets one.

3. the school bag of volume-tunable section according to claim 2, it is characterised in that also set up inside the described second flexible bag There is Telescopic Fixed band, described Telescopic Fixed band one end is connected to separation layer lower end, and the other end is fixed at the top of back of the body body.

4. the school bag of volume-tunable section according to claim 3, it is characterised in that be provided with the middle part of the Telescopic Fixed band The fastener elastic for adjusting Telescopic Fixed band.

5. the school bag of volume-tunable section according to claim 1, it is characterised in that the back of the body body both sides are symmetrically arranged with net Bag.

6. the school bag of volume-tunable section according to claim 1, it is characterised in that be provided with and carry at the top of the back of the body body Band.

7. the school bag of volume-tunable section according to claim 1, it is characterised in that the stretchable layer both sides are symmetrically arranged with Corresponding slide fastener.