CN217243248U

CN217243248U - Book stand for library bookshelf

Info

Publication number: CN217243248U
Application number: CN202123447094.1U
Authority: CN
Inventors: 祝凤
Original assignee: Shandong Jiaotong University
Current assignee: Shandong Jiaotong University
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-23
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a book end for a library bookshelf, which comprises a first bottom plate arranged on a bookshelf supporting plate of the library, wherein the front and rear sides of the first bottom plate are turned downwards to wrap the bookshelf supporting plate, and a rotatable first front roller, a rotatable first rear roller, a rotatable second front roller and a rotatable second rear roller are embedded on the first bottom plate; the left side of the first bottom plate is connected with a second bottom plate, the left end of the second bottom plate is inclined downwards to be attached to the surface of the supporting plate, and a third rotatable front roller and a third rotatable rear roller are embedded in the second bottom plate; the baffle plate is vertically arranged between the first bottom plate and the second bottom plate, the front lug and the rear lug are arranged on the right side face of the baffle plate, a rotatable rotating shaft is arranged on the front lug and the rear lug in a penetrating mode, and a pressing sheet is fixedly arranged in the middle of the rotating shaft. The utility model has the advantages of reasonable structural layout, good firmness and simple and convenient operation, and is suitable for wide popularization and application.

Description

Book end for library bookshelf

Technical Field

The utility model relates to a library is book end for bookshelf belongs to equipment for library's management.

Background

The traditional book stand is generally composed of a bottom plate and a baffle plate, and is generally only suitable for the situation of storing a small amount of books. In the case of a library with a large number of books, the conventional book stand is not suitable, and has the following problems: due to the fact that the number of books on the bookshelf is large and the books are taken and placed frequently by a borrower, the positions of the book ends are prone to change, and therefore the books are placed loosely and askew. Therefore, in order to solve the above problems, a book stand with a reasonable structural layout and good firmness is needed.

SUMMERY OF THE UTILITY MODEL

In order to compensate for the defects of the prior art, the utility model provides a library bookshelf book end with reasonable structural layout and good firmness to solve the problems existing in the prior art.

The utility model discloses a realize through following technical scheme:

a book end for a library bookshelf comprises a first bottom plate arranged on a bookshelf supporting plate of the library, wherein the front and rear sides of the first bottom plate are turned downwards to wrap the bookshelf supporting plate, a rotatable first front roller, a rotatable first rear roller, a rotatable second front roller and a rotatable second rear roller are embedded on the first bottom plate, and the first front roller, the first rear roller, the second front roller and the second rear roller are distributed at the four corners of the first bottom plate; the left side of the first bottom plate is connected with a second bottom plate, the left end of the second bottom plate is inclined downwards to be attached to the surface of the supporting plate, and a third rotatable front roller and a third rotatable rear roller are embedded in the second bottom plate; a baffle is vertically arranged between the first bottom plate and the second bottom plate, a front lug and a rear lug are arranged on the right side surface of the baffle, the front lug is positioned above the second front roller, the rear lug is positioned above the second rear roller, a rotatable rotating shaft is arranged on the front lug and the rear lug in a penetrating manner, a pressing plate is fixedly arranged in the middle of the rotating shaft, a front torsion spring is arranged between the front lug and the pressing plate in a connecting manner, a rear torsion spring is arranged between the rear lug and the pressing plate in a connecting manner, and the front torsion spring and the rear torsion spring jointly apply clockwise rotating force to the pressing plate; the rotating shaft penetrates through a crescent front rubber inserting strip fixedly connected behind the front lug, the rotating shaft penetrates through a crescent rear rubber inserting strip fixedly connected behind the rear lug, the front rubber inserting strip is rotatably inserted between the second front roller and the bookshelf supporting plate, and the rear rubber inserting strip is rotatably inserted between the second rear roller and the bookshelf supporting plate.

Preferably, the radius of the third front roller and the third rear roller is smaller than the radius of the first front roller, the radius of the first rear roller, the radius of the second front roller and the radius of the second rear roller.

Preferably, the first front roller, the second front roller and the third front roller are located on the same straight line, and the first rear roller, the second rear roller and the third rear roller are located on the same straight line.

Preferably, the bookshelf supporting plate is provided with a front strip-shaped groove and a rear strip-shaped groove, the first front roller, the second front roller and the third front roller are all arranged in the front strip-shaped groove, and the first rear roller, the second rear roller and the third rear roller are all arranged in the rear strip-shaped groove.

The utility model has the advantages that:

1. because the front and rear downward flanging edges of the first bottom plate wrap on the bookshelf supporting plate, the first bottom plate can only move left and right along the bookshelf supporting plate, a better position limiting effect is achieved, random change of the position of the first bottom plate is avoided, and stability and firmness of the bookend are improved.

2. The design of the first front roller, the first rear roller, the second front roller, the second rear roller, the third front roller and the third rear roller is convenient for the book stand to move on the bookshelf supporting plate, and the hard sliding mode of the traditional book stand is changed.

3. The left end of the second bottom plate is inclined downwards to be attached to the surface of the supporting plate, and therefore the second bottom plate can be conveniently inserted into the bottom of a book.

4. Because the middle of the rotating shaft is fixedly connected with the pressing sheet, and the two ends of the rotating shaft are fixedly connected with the front rubber inserting strip and the rear rubber inserting strip respectively, when the pressing sheet rotates, the front rubber inserting strip and the rear rubber inserting strip can also rotate along with the front rubber inserting strip and the rear rubber inserting strip. Because preceding torsional spring and back torsional spring exert a clockwise revolving force for the preforming jointly, consequently, under natural state, preceding rubber cutting, back rubber cutting can clockwise rotation to before the second gyro wheel with between the bookshelf layer board, behind the second gyro wheel with between the bookshelf layer board, at this moment, can the automatic locking die gyro wheel before the second and second back gyro wheel right rotation, and then prevent the utility model discloses the right side of book end moves. When the book end for the bookshelf in the library needs to be moved, the pressing sheet is pressed leftwards by a hand, at the moment, the front rubber inserting strip and the rear rubber inserting strip can be separated from the space between the second front roller and the bookshelf supporting plate and the space between the second rear roller and the bookshelf supporting plate, so that the book end for the bookshelf in the library is moved leftwards and rightwards, and the operation is very convenient and practical.

To sum up, the utility model has the advantages of structural configuration is reasonable, the fastness is good, easy and simple to handle, be suitable for extensive popularization and application.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic perspective view of the second embodiment of the present invention;

fig. 4 is a three-dimensional schematic diagram of the present invention.

Illustration of the drawings: the bookshelf comprises a bookshelf supporting plate 1, a first base plate 2, a first front roller 3, a first rear roller 4, a second front roller 5, a second rear roller 6, a second base plate 7, a third front roller 8, a third rear roller 9, a baffle 10, a front lug 11, a rear lug 12, a rotating shaft 13, a pressing sheet 14, a front torsion spring 15, a rear torsion spring 16, a front rubber inserting strip 17, a rear rubber inserting strip 18, a front strip-shaped groove 19 and a rear strip-shaped groove 20.

Detailed Description

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

The embodiment provides a book end for a library bookshelf, which comprises a first bottom plate 2 arranged on a bookshelf supporting plate 1 of the library bookshelf, wherein the front and rear sides of the first bottom plate 2 are turned downwards to wrap the bookshelf supporting plate 1, a rotatable first front roller 3, a rotatable first rear roller 4, a rotatable second front roller 5 and a rotatable second rear roller 6 are embedded on the first bottom plate 2, and the first front roller 3, the first rear roller 4, the rotatable second front roller 5 and the rotatable second rear roller 6 are distributed at four corners of the first bottom plate 2; a second bottom plate 7 is connected to the left side of the first bottom plate 2, the left end of the second bottom plate 7 inclines downwards to be attached to the surface of the supporting plate 1, and a third rotatable front roller 8 and a third rotatable rear roller 9 are embedded in the second bottom plate 7; a baffle plate 10 is vertically arranged between the first base plate 2 and the second base plate 7, a front lug 11 and a rear lug 12 are arranged on the right side surface of the baffle plate 10, the front lug 11 is positioned above the second front roller 5, the rear lug 12 is positioned above the second rear roller 6, a rotatable rotating shaft 13 is arranged on the front lug 11 and the rear lug 12 in a penetrating manner, a pressing plate 14 is fixedly arranged in the middle of the rotating shaft 13, a front torsion spring 15 is connected between the front lug 11 and the pressing plate 14, a rear torsion spring 16 is connected between the rear lug 12 and the pressing plate 14, and the front torsion spring 15 and the rear torsion spring 16 jointly apply a clockwise rotating force to the pressing plate 14; the rotating shaft 13 penetrates through the front lug 11 and is fixedly connected with a crescent-shaped front rubber inserting strip 17, the rotating shaft 13 penetrates through the rear lug 12 and is fixedly connected with a crescent-shaped rear rubber inserting strip 18, the front rubber inserting strip 17 is rotatably inserted between the second front roller 5 and the bookshelf supporting plate 1, and the rear rubber inserting strip 18 is rotatably inserted between the second rear roller 6 and the bookshelf supporting plate 1. The radiuses of the third front roller 8 and the third rear roller 9 are smaller than the radiuses of the first front roller 3, the first rear roller 4, the second front roller 5 and the second rear roller 6. The first front roller 3, the second front roller 5 and the third front roller 8 are positioned on the same straight line, and the first rear roller 4, the second rear roller 6 and the third rear roller 9 are positioned on the same straight line. The bookshelf supporting plate 1 is provided with a front strip-shaped groove 19 and a rear strip-shaped groove 20, the first front roller 3, the second front roller 5 and the third front roller 8 are all arranged in the front strip-shaped groove 19, and the first rear roller 4, the second rear roller 6 and the third rear roller 9 are all arranged in the rear strip-shaped groove 20.

The radiuses of the third front roller 8 and the third rear roller 9 are smaller than the radiuses of the first front roller 3, the first rear roller 4, the second front roller 5 and the second rear roller 6, so that the second bottom plate 7 can be conveniently inserted into the bottom of a book leftwards. The first front roller 3, the second front roller 5 and the third front roller 8 are all arranged in the front strip-shaped groove 19, and the first rear roller 4, the second rear roller 6 and the third rear roller 9 are all arranged in the rear strip-shaped groove 20, so that the heights of the first bottom plate 2 and the second bottom plate 7 are further reduced, and the bottom of the book can be conveniently inserted.

To sum up, this embodiment has structural layout bench reason, the fastness is good, easy and simple to handle's advantage, is suitable for extensive popularization and application.

The foregoing merely illustrates preferred embodiments of the present invention, which are described in considerable detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A book end for a library bookshelf is characterized by comprising a first bottom plate arranged on a bookshelf supporting plate of the library, wherein the front and rear sides of the first bottom plate are turned downwards to wrap the bookshelf supporting plate, a first front roller, a first rear roller, a second front roller and a second rear roller which are rotatable are embedded on the first bottom plate, and the first front roller, the first rear roller, the second front roller and the second rear roller are distributed at four corners of the first bottom plate; the left side of the first bottom plate is connected with a second bottom plate, the left end of the second bottom plate is inclined downwards to be attached to the surface of the supporting plate, and a third rotatable front roller and a third rotatable rear roller are embedded in the second bottom plate; a baffle is vertically arranged between the first bottom plate and the second bottom plate, a front lug and a rear lug are arranged on the right side surface of the baffle, the front lug is positioned above the second front roller, the rear lug is positioned above the second rear roller, a rotatable rotating shaft is arranged on the front lug and the rear lug in a penetrating manner, a pressing plate is fixedly arranged in the middle of the rotating shaft, a front torsion spring is arranged between the front lug and the pressing plate in a connecting manner, a rear torsion spring is arranged between the rear lug and the pressing plate in a connecting manner, and the front torsion spring and the rear torsion spring jointly apply clockwise rotating force to the pressing plate; the rotating shaft penetrates through a crescent front rubber inserting strip fixedly connected behind the front lug, the rotating shaft penetrates through a crescent rear rubber inserting strip fixedly connected behind the rear lug, the front rubber inserting strip is rotatably inserted between the second front roller and the bookshelf supporting plate, and the rear rubber inserting strip is rotatably inserted between the second rear roller and the bookshelf supporting plate.

2. The library bookshelf book stand of claim 1, wherein the radius of the third front roller and the third rear roller is smaller than the radius of the first front roller, the radius of the first rear roller, the radius of the second front roller and the radius of the second rear roller.

3. The library bookshelf book stand of claim 2, wherein the first front roller, the second front roller and the third front roller are positioned on a same straight line, and the first rear roller, the second rear roller and the third rear roller are positioned on a same straight line.

4. The book stand for the library bookshelf according to claim 3, wherein a front strip-shaped groove and a rear strip-shaped groove are formed on the bookshelf support plate, the first front roller, the second front roller and the third front roller are all placed in the front strip-shaped groove, and the first rear roller, the second rear roller and the third rear roller are all placed in the rear strip-shaped groove.