CN208301194U - A kind of classification card device in school bag - Google Patents

Abstract

A kind of classification card device in school bag, including bottom corresponding with school bag bottom and the classification card extended to school bag or so wall.Rail rods that bottom is equipped at least two length Slidable telescopics, extending to school bag books accommodation space front and rear wall direction, with at least two length Slidable telescopics, parallel with rail rods bearing bars, the lower part and two sides of rail rods are reserved with certain space, the channel extended before and after constituting to school bag；Rail rods and bearing bar both ends are connected respectively in two connection sheets that school bag or so wall extends, and two connection sheets are equipped with the attachment device connecting respectively with school bag books accommodation space front and rear wall；Classification card bottom is equipped with the convex tongue extended in the channel, and convex tongue is equipped with the set hang device being adapted to rail rods, and after being adapted to rail rods, limitation classification card is moved up, and classification card is allowed to slide back and forth to school bag.The utility model is suitble to that the books in school bag are classified and protected.

Description

A kind of classification card device in school bag

Technical field

The utility model relates to a kind of classification card devices in school bag, belong to school bag technical field.

Background technique

The utility model patent number of my utility model patent number ZL200910180715.9 and I Telescopic schoolbag management box involved in ZL201120490400.7 is efficiently solved with classification card to the books in school bag The problem of being classified is used by more and more students, this two patent structures all include front and back backplate, and advantage is equipped with The schoolbag management box of books is convenient for integrally being taken other than school bag, and in school bag external enwergy independently as the tool for arranging and classifying； But in use, front and back backplate obviously increases the weight of school bag in school bag, and access books need to start the receiving of school bag books simultaneously The apron plate of space antetheca and schoolbag management box, greatly influence usage comfort；Also, when the books of loading are less, book Packet management box integrally still occupies school bag middle and lower part more space.The utility model is modified and is improved to above-mentioned two patents, Although being not suitable for using outside school bag, the degree of convenience and comfort level when using in school bag are substantially increased.

Utility model content

For overcome the deficiencies in the prior art, the utility model provides a kind of classification card device in school bag, packet The classification card for including bottom corresponding with school bag bottom and extending to school bag or so wall.The bottom is equipped at least two length and can slide Dynamic classification card rail rods that are flexible, extending to school bag books accommodation space front and rear wall direction, and it is equipped at least two length Slidable telescopic, parallel with classification card rail rods bearing bar, the two sides and lower part of classification card rail rods are reserved with one Determine space, constitutes the channel extended to school bag books accommodation space front and rear wall；Classification card rail rods and bearing bar both ends difference It is connected in two connection sheets that school bag or so wall extends, two connection sheets are equipped with respectively and before school bag books accommodation space The attachment device that rear wall bottom is attached；The classification card bottom, which is equipped with, extends to convex tongue in the channel, in convex tongue It equipped with set hang device, is adapted to classification card rail rods, limitation classification card moves up, and allows classification card to school bag books The sliding of accommodation space front and rear wall direction.

The utility model is light-weight, and occupancy book package space is small, and influences very little to freely changing for flexible school bag thickness, Convenient for classifying in school bag to books, and more preferable protection is provided for books.

Detailed description of the invention

When considered in conjunction with the accompanying drawings, by referring to following detailed description, it can more completely more fully understand that this is practical new Type and being easy learns many adjoint advantages, but attached drawing described herein is used to provide to the utility model into one Step understands, constitutes a part of the utility model, and the illustrative embodiments and their description of the utility model are practical for explaining It is novel, it does not constitute improper limits to the present invention, such as schemes:

Fig. 1 is specific embodiment of the utility model structural schematic diagram, shows the present embodiment knot from school bag front The section of structure；Fig. 2 is the top view of classification card bottom of device；Fig. 3 is a kind of scalable classification card track of two-period form length The sectional view of bar.

Fig. 1, Fig. 2 and Fig. 3 use unified dash number, and the corresponding relationship of part and number is as follows:

Bearing bar 1, channel 2, classification card rail rods 3；Classification card 4 extends to the convex tongue in channel on classification card 41, cover hang device 42, connection sheet 5, the attachment device 6 being connect in connection sheet 5 with school bag front and rear wall bottom.

The present invention will be further described with reference to the accompanying drawings and examples.

Specific embodiment

Obviously, those skilled in the art are belonged to originally practical based on many modifications and variations that the objective of the utility model is done Novel protection scope.

Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or Add other one or more features, integer, step, operation, element, component and/or their group.It should be understood that working as us Element is claimed to be " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or can also be with There are intermediary elements.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.It is used herein to arrange Diction "and/or" includes one or more associated any cells for listing item and all combinations.

Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.

For the ease of clearly understanding herein, do as described below with regard to the structure of school bag and feature below: school bag has school bag mouth, with The opposite part of school bag mouth is that school bag bottom will be referred to as upward towards the direction of school bag mouth herein according to the habit of people, by direction The direction at school bag bottom is referred to as downward, after being known as towards the side of human body, before opposite side is known as.

The utility model is to be suitble to entire books accommodation space inside the not school bag of interlayer, is also suitble in school bag by left and right As soon as the books accommodation space that the interlayer of extension is separated out, the people of this professional domain it will be understood that be not listed one by one here.

Specific embodiment: the structural profile that Fig. 1 illustrates when the present embodiment is placed in school bag from school bag front shows It is intended to, Fig. 2 illustrates the structure top view of the bottom of the present embodiment, and bottom is equipped with three and prolongs to books accommodation space front and rear wall The bearing bar 1 stretched and two classification card rail rods 3 parallel with bearing bar, every bearing bar 1 and classification card rail rods 3 are all Cannula structure outside a tubule or thin bar is covered using an extra heavy pipe, this is common Telescopic antenna structure, very because of rail rods Carefully, Fig. 1 does not illustrate the cannula structure of classification card rail rods, only enlargedly illustrates a thicker pipe sleeve of bearing bar Structure outside a thinner bar；Pull the both ends of bearing bar and classification card rail rods, bearing bar and classification card track Bar can be extended to books accommodation space front and rear wall direction；The lower part and two sides of classification card rail rods 3 reserve certain space, Form the channel 2 extended to school bag books accommodation space front and rear wall；The upper surface of bearing bar 1 constitutes weight-bearing surface, lower surface structure At supporting surface；The both ends of bearing bar 1 and classification card rail rods 3 are connected respectively in two connection sheets 5 that bottom is equipped with, in order to Weight-bearing surface is set to keep smooth as far as possible, the top edge of connection sheet 5 should be concordant with the upper surface of bearing bar 1 as far as possible, each connection sheet 5 On be respectively equipped with the attachment device 6 connected with school bag front and rear wall bottom, those skilled in the art can be designed that it is a variety of be applicable in can Disassembly and non-dismountable attachment device 6, for example, the female tab of fastener is installed in connection sheet 5, before and after school bag books accommodation space Wall installs the lug of fastener, is just not listed one by one here；The shape of classification card 4 is shown in Fig. 1, and main body extends to school bag or so, Top is equipped with index convex tongue, and bottom, which is equipped with, extends to convex tongue 41 in channel 2, each convex tongue 41 be equipped with a through-hole as with The set hang device 42 that rail rods 3 are adapted to, through-hole are worn in classification card rail rods 3, and two rail rods 3 limit classification card 4 It moves up, limit classification card 4 and rotate to the left and right, classification card 4 is allowed freely to move to school bag books accommodation space front and rear wall It is dynamic.

Figure it is seen that pulling two connection sheets 5, each bearing bar 1 and classification card rail rods 3 in the opposite direction It will extend, if two sections of each bar are eventually pulled to disengaging without limiting device, it is therefore necessary at least in two load-bearing Two sections of bar are upper to be arranged anti-detachment limiting device, has anti-detachment limiting device between every two sections of common telescopic antenna, here The various structures of this limiting device are not described further in detail.

The utility model it is very crucial be some classification card rail rods 3 should length can stretch, allow again Classification card 4 is moved freely along classification card rail rods length direction, therefore, the necessary smooth surface of classification card rail rods 3 Extend to school bag books accommodation space front and rear wall, although prior art can make the transition position of extra heavy pipe set tubule very smooth, also It is can have certain influence to the movement of classification card 4.Therefore the utility model specially devises a two-part classification card rail Road bar 3, it is identical to be typically characterised by two sections of cross-sectional outer diameter, two sections be assemblied together after constitute pure flat sliding sleeve bar, design knot Structure is exemplified below: wherein one section of appearance is cylindric, uniformly opens up four grooves along its length, and trench interiors width is greater than ditch Slot external width, each groove all extend to the end of one end, constitute the open end of groove, another section of appearance be with another section it is outer Diameter is identical cylindric, and main part is made of four sections strip similar with each trench cross section shape, four strips it Between be hollow, four strips are inserted into from another section of open end, four strips have constituted four trench fills, lap Whole cylinder, schematic cross-section are shown in Fig. 3

Further, in order to which user freely increases and decreases classification card 4, one end of classification card rail rods 3 and connection sheet 5 are used It is detachably connected.

Actual use: the classification card device of the utility model is put into the main books accommodation space of school bag, classified card It is corresponding on the inside of sheet devices bottom and school bag bottom, by the attachment device in connection sheet by a connection sheet and books accommodation space The connection of antetheca bottom, another connection sheet is connect with books accommodation space rear wall bottom, when school bag bottom is stretched forwards, backwards, Bearing bar and the elongation of classification card loop bar, press school bag antetheca, and bearing bar and classification card rail rods shorten；Because of classification card The relative altitude of the position-limiting action of rail rods, classification card is constant, and classification card top can play the role of good index；When When books accommodation space does not have books, multiple cards can be mutually close to, and only take up seldom space, for example, if classification card Device includes seven individually with a thickness of 0.3 millimeter of classification card, together can be held books with books accommodation space front and rear wall Receiving space is divided into eight classification storage areas, and seven classification cards stick together only 2.1 millimeters of thickness, and classified card is on chip The bottom set is located at school bag bottom, will not influence comfort when being put into object into school bag, the two features show that this is practical new Type is when being exclusively used in school bag, than my utility model patent number ZL200910180715.9 and my utility model patent Telescopic schoolbag management box involved in number ZL201120490400.7 has more practicability；Portable classification card top, is put into Books, classification card are slided with being put into for books along track.

As described above, being explained in detail to the embodiments of the present invention, as long as but essentially without disengaging The utility model point and effect of the utility model can have many deformations, this is aobvious and easy to one skilled in the art See.Therefore, such variation is also integrally incorporated within the protection scope of the utility model.

Claims (4)

1. a kind of classification card device in school bag extends including bottom corresponding with school bag bottom and to school bag or so wall Classification card, characterized in that the bottom be equipped at least two length Slidable telescopics, to before and after school bag books accommodation spaces The classification card rail rods that wall direction extends, and it is equipped at least two length Slidable telescopics, flat with classification card rail rods Capable bearing bar, the two sides and lower part of classification card rail rods reserve certain space, constitute before school bag books accommodation space The channel that rear wall extends, classification card rail rods and bearing bar both ends are connected respectively to two connections extended to school bag or so wall On piece, two connection sheets are equipped with the attachment device being attached respectively with school bag books accommodation space front and rear wall bottom, described Classification card bottom is equipped with the convex tongue extended in the channel, and convex tongue is equipped with set hang device, covers hang device and classification card Rail rods adaptation, limitation classification card move up, and classification card is allowed to slide to school bag books accommodation space front and rear wall direction.

2. a kind of classification card device in school bag according to claim 1, characterized in that in connection sheet with book The attachment device of packet books accommodation space front and rear wall connection is detachable connecting device, each classification card rail rods at least one End uses with connection sheet and is detachably connected.

3. a kind of classification card device in school bag according to claim 1, characterized in that bearing bar is by two sections of groups At, two sections can mutually slide and keep load-bearing pole length scalable, two sections be equipped with prevent two sections between the limiting device that is mutually disengaged, point Class card track bar is formed by elongated two sections, and the mutual sliding after two sections of assemblings keeps classification card track pole length scalable, The outer diameter of two sections of the part that can mutually slide is identical.

4. a kind of classification card device in school bag according to claim 1, characterized in that in connection sheet with book The attachment device of packet books accommodation space front and rear wall connection is detachable connecting device, each classification card rail rods at least one With connection sheet using being detachably connected, bearing bar is formed by two sections at end, and two sections of mutual sliding keeps load-bearing pole length scalable, and two Section, which is equipped with, prevents two sections of limiting devices being mutually disengaged, and classification card rail rods are formed by elongated two sections, after two sections of assemblings It is mutual sliding keep classification card track pole length scalable, the outer diameter of two sections of the part that can mutually slide is identical.