CN217013134U

CN217013134U - Bookshelf with middle book holder

Info

Publication number: CN217013134U
Application number: CN202220227094.6U
Authority: CN
Inventors: 姚崇海
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-22
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a book supporting frame with a middle position book end, which comprises a book supporting plate, wherein the middle position of the bottom of the front surface of the book supporting plate is provided with the middle position book end, the middle position book end comprises a damping rotating shaft and elastic pressing strips, the rotating center line of the movable part of the damping rotating shaft extends along the left-right direction, and the movable part of the damping rotating shaft is provided with the left elastic pressing strip and the right elastic pressing strip. According to the book clamping device, the clamping positions of books are changed from the left side and the right side to the positions, close to the middle part, of the lower end, the number of book clamps is reduced from two to one, and the adjustable damping rotating shaft is adopted to clamp the books, so that the book clamping device is simple in structure, easy to assemble and low in cost; on the other hand, the book is firmly positioned, the pages are flat, the tail of the book clip does not need to be pressed by hands all the time when the book is placed or taken down, the operation is easier, the page turning is convenient, and the book is not interfered by the book clip when the book is taken down and notes are taken on the book.

Description

Bookshelf with middle book holder

Technical Field

The utility model relates to the technical field of book supporting frames, in particular to a book supporting frame with a middle position book end.

Background

Since the release of the comprehensive embodiment of preventing and controlling the myopia of children and teenagers from 2018, 8 and 30 months, applicants invented various types of desktop book supports. The existing book supporting frame generally adopts a specially equipped book clamp to clamp the left half part and the right half part of a book, and the book clamp is arranged at two ends of the book supporting plate, so that the book is inconvenient to place/take down and turn pages. In addition, the existing book end has complex structure, difficult assembly and high cost; before placing or taking down books, the tail of the book end needs to be pressed by hands, so that the clamping opening of the book end is kept in an open state, and the hands are released after the clamped part of the books enters or exits the clamping opening, so that the operation is poor in convenience and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a book supporting frame with a middle book end.

The technical scheme of the utility model is as follows: the utility model provides a take bookshelf that props of well position book end, is including propping the book board, its characterized in that: the middle position of the bottom of the front side of the book supporting plate is provided with a middle position book end, the middle position book end comprises a damping rotating shaft and elastic pressing strips, the rotating center line of the movable part of the damping rotating shaft extends along the left-right direction, and the movable part of the damping rotating shaft is provided with a left elastic pressing strip and a right elastic pressing strip.

The book clamping device changes the clamping position of a book from the left side to the right side to the position close to the middle of the lower end, the number of book clamps is reduced from two to one, a clamping opening is formed between the elastic pressing strip and the book supporting plate, the opened book can be clamped, the left-right step operation is changed into the middle-position one-step operation, and the book clamping or taking-down and page turning operation is simple and convenient; when the note needs to be made in the reading process, books can be conveniently taken down from the book supporting plate and then flatly placed on the desktop to make notes on the books, the note making process is not influenced by book clips, and after the note is made, the books can be quickly installed on the book supporting plate. Particularly, the damping rotating shaft is adopted, so that the tail of the book end does not need to be pressed by hands all the time when a book is clamped or taken down, and the book clamp is convenient and labor-saving.

The movable part of the damping rotating shaft is provided with a sleeve, the fixed part of the damping rotating shaft is composed of a positioning plate and supports, the positioning plate is fixed on the book supporting plate or a supporting plate arranged at the bottom of the book supporting plate, the left support and the right support are symmetrically arranged on the positioning plate, the positioning plate is connected with the supports through bolts, the sleeve is positioned between the two supports, a mandrel integrally formed on the end surface of each support extends into the sleeve, and the sleeve can rotate around the mandrel under the action of external force. The bottom of the book with the structure is supported by the damping rotating shaft fixing part alone or supported by the damping rotating shaft fixing part and the supporting plate together, force is applied to the sleeve by hands, the sleeve can be driven to rotate together with the elastic pressing strip so as to open or close a clamping opening formed between the elastic pressing strip and the book supporting plate, and the operation is convenient and quick; the fastening degree between the positioning plate and the support can be adjusted by rotating the bolt, so that the damping adjustability of the damping rotating shaft is realized, and the requirements of different damping sizes are met.

The cross section of the mandrel is in a cross shape. On one hand, the structure is easy to process and manufacture, and the weight of the mandrel is reduced; on the other hand, the friction between the sleeve and the mandrel during rotation is effectively reduced.

And a wear-resistant pad is arranged between the sleeve and the positioning plate, the wear-resistant pad is fixed with the positioning plate, and the wear-resistant pad is matched with the sleeve through an arc surface. Above structure has avoided direct contact and takes place wearing and tearing between sleeve pipe and the locating plate, and the abrasion pad combines with above-mentioned bolt moreover for the damping of damping pivot is adjusted and is implemented more easily, and it is more stable to set for the back damping.

In order to make the structure more compact, be favorable to processing preparation, assembly and regulation and stable damping open the locating plate is last to have the logical groove that extends along left and right directions, and wear pad inlays in the middle part in this logical groove, and wear pad is located between two supports, the location end of support also imbeds in this logical groove.

The movable part of damping pivot is formed with the sleeve pipe, and the fixed part of damping pivot comprises locating plate and support, and wherein the locating plate is fixed on book supporting plate or on fixing the layer board of book supporting plate bottom installation, and two supports about fixed setting on the locating plate, sleeve pipe are located between two supports, and long screw rod passes one of them support and sleeve pipe, is locked by the nut of inlaying in another support, the sleeve pipe can rotate around long screw rod under the exogenic action. The bottom of the book with the structure is supported by the damping rotating shaft fixing part alone or supported by the damping rotating shaft fixing part and the supporting plate together, the two end faces of the sleeve are clamped by the two supports, and the sleeve and the elastic pressing strip can be driven to rotate by applying force on the sleeve with hands so as to open or close a clamping opening formed between the elastic pressing strip and the book supporting plate, so that the operation is convenient and quick; the tight fit degree between the sleeve and the support can be adjusted by rotating the long screw, so that the damping adjustability of the damping rotating shaft is realized, and the requirements of different damping sizes are met.

In order to make the structure more compact and be beneficial to processing, manufacturing and assembling, the support and the positioning plate are of an integral structure, and the distance between the opposite end surfaces of the two supports is equal to the length of the sleeve, so that the damping can be more easily regulated and controlled when the long screw rod is rotated.

The lower ends of the elastic pressing strips are connected with the movable part of the damping rotating shaft, and the upper ends of the two elastic pressing strips are provided with pressing heads. The elastic pressing strip with the structure is simple to manufacture and good in structural strength; the book is pressed by a pressure head on the elastic pressing strip, and the pressure head is preferably of a spherical rubber structure and has a protective effect on the book paper.

Preferably, the elastic bead is made of steel wire.

Has the advantages that: according to the book clamping device, the clamping positions of books are changed from the left side and the right side to the positions, close to the middle part, of the lower end, the number of book clamps is reduced from two to one, the left step operation and the right step operation are changed into the middle step operation, and the adjustable damping rotating shaft is adopted to clamp the books, so that the book clamping device is simple in structure, easy to assemble and low in cost; on the other hand, the book is firmly positioned, the pages are flat, the tail of the book clip does not need to be pressed by hands all the time when the book is placed or taken down, the operation is easier, the page turning is convenient, and the book is not interfered by the book clip when the book is taken down and notes are taken on the book.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the damping spindle.

Fig. 3 is a sectional view a-a of fig. 2.

Fig. 4 is another structural schematic diagram of the damping rotating shaft.

Detailed Description

The utility model is explained in more detail below by means of specific embodiments:

as shown in fig. 1, the book supporting frame has a book supporting plate 1 for supporting books, the book supporting plate 1 can be directly supported on the desk top, and the book supporting plate 1 can also be supported on the desk top through a supporting device 8. The supporting device 8 can be a fixed base, a telescopic bracket or a folding bracket according to actual requirements. A middle book end is arranged in the middle of the bottom of the front face of the book supporting plate 1 and comprises a damping rotating shaft 2 and an elastic pressing strip 3, wherein the damping rotating shaft 2 consists of a movable part and a fixed part, and the rotating center line of the movable part of the damping rotating shaft 2 extends along the left-right direction and is preferably parallel to the plate face of the book supporting plate 1.

As shown in fig. 1, two elastic pressing strips 3 which are symmetrical left and right are arranged on the movable part of the damping rotating shaft 2. The elastic pressing strips 3 are preferably made of steel wires, the lower ends of the elastic pressing strips 3 are fixedly connected with the movable part of the damping rotating shaft 2, the upper ends of the two elastic pressing strips 3 are provided with pressing heads 31, and the pressing heads 31 are preferably of spherical rubber structures and have a protective effect on the book paper. Preferably, an arched handle for convenient manual operation is provided between the lower ends of the two elastic beads 3.

Damping pivot 2 can adopt two kinds of structures, and damping pivot 2's first kind of structure is: as shown in fig. 1, 2 and 3, a sleeve 21 is formed at the movable part of the damping rotating shaft 2, the fixed part of the damping rotating shaft 2 is composed of a positioning plate 22 and supports 23, wherein the positioning plate 22 is fixed on the book supporting plate 1 or on the supporting plate 4 mounted at the bottom of the book supporting plate 1, two left and right supports 23 are symmetrically arranged on the positioning plate 22, the positioning plate 22 is connected with the supports 23 through bolts 5, and the center line of the bolt 5 is perpendicular to the rotation center line of the movable part of the damping rotating shaft 2. The sleeve 21 is located between two abutments 23, on the opposite end faces of the two abutments 23 a mandrel 24 is integrally formed, the mandrel 24 preferably being "cross-shaped". The mandrels 24 on the left side and the right side reversely extend into the sleeve 21, and the sleeve 21 can rotate around the mandrels 24 under the action of external force. A wear pad 25 is disposed between the sleeve 21 and the positioning plate 22, and a through groove extending in the left-right direction is formed in the positioning plate 22, and the positioning end of the support 23 is inserted into the through groove. The wear-resistant pad 25 is embedded in the middle of the through groove, the wear-resistant pad 25 is located between the two supports 23, the wear-resistant pad 25 is fixed with the positioning plate 22, and the wear-resistant pad 25 is matched with the sleeve 21 through the arc surface.

The second structure of the damping rotating shaft 2 is as follows: as shown in fig. 1 and 4, the movable part of the damping rotating shaft 2 is formed with a sleeve 21, and the fixed part of the damping rotating shaft 2 is composed of a positioning plate 22 and a support 23, wherein the positioning plate 22 is fixed on the book supporting plate 1 or a supporting plate 4 installed at the bottom of the book supporting plate 1. The sleeve 21 is positioned between the two supports 23, the distance between the opposite end faces of the two supports 23 is equal to the length of the sleeve 21, the long screw 6 penetrates through one support 23 and the sleeve 21 and is locked by the nut 7 embedded in the other support 23, the sleeve 21 can rotate around the long screw 6 under the action of external force, and the rotating center line of the sleeve 21 is overlapped with the center line of the long screw 6.

The working principle is as follows:

book is placed on the supporting plate 4, the supporting plate 4 is connected with the bottom of the front face of the book supporting plate 1, the supporting plate 4 can be of a fixed structure or a turnover structure, the bottom of the book is supported by the supporting plate 4, and the left half part and the right half part of the book lean against the book supporting plate 1 or the cushion blocks correspondingly arranged on the book supporting plate 1. The movable part of the damping rotating shaft 2 is rotated backwards through the handle, the pressure heads 31 on the left elastic pressing strip 3 and the right elastic pressing strip 3 can rotate backwards and respectively press the lower ends of the left half part and the right half part of the book, and the book is firmly positioned and the page is flat under the action of the pretightening force of the damping rotating shaft. When the pages are turned leftwards, for example, the page to be turned on the right side is lifted, so that the page to be turned on is separated from the elastic pressing strip 3 on the right side, then the page to be turned on the left side is turned, and the page to be turned on is pressed by the elastic pressing strip 3 on the left side.

When the books are used up or need to be taken down for writing, the movable part of the damping rotating shaft 2 is rotated forwards, so that the elastic pressing strip 3 is separated from the books, the books can be taken down from the book support, and the books can be directly taken out from the elastic pressing strip 3 along the plane where the books are located.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the present invention, such as changing the shape of the elastic pressing strip, or the structure of the damping rotating shaft, or changing the materials of the components, etc., which should also be considered as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The techniques, shapes, and structural parts, which are omitted from the description of the present invention, are all known techniques.

Claims

1. The utility model provides a book support of position book end in area, is including propping book board (1), its characterized in that: a middle position book end is installed in the middle position of the front bottom of the book supporting plate (1), the middle position book end comprises a damping rotating shaft (2) and elastic pressing strips (3), the rotating center line of the movable part of the damping rotating shaft (2) extends in the left-right direction, and the movable part of the damping rotating shaft (2) is provided with the left elastic pressing strip and the right elastic pressing strip (3).

2. The book support with the middle book holder of claim 1, wherein: the movable part of damping pivot (2) is formed with sleeve pipe (21), the fixed part of damping pivot (2) comprises locating plate (22) and support (23), wherein locating plate (22) are fixed on book board (1) or on fixing support plate (4) of book board (1) bottom installation, two supports (23) about symmetry sets up on locating plate (22), be connected through bolt (5) between locating plate (22) and the support (23), sleeve pipe (21) are located between two supports (23), dabber (24) that each support (23) terminal surface integrated into one piece stretches into sleeve pipe (21), sleeve pipe (21) can rotate around dabber (24) under the exogenic action.

3. The book support with the middle book holder of claim 2, wherein: the cross section of the mandrel (24) is in a cross shape.

4. The book support with the middle book holder of claim 2, wherein: a wear-resistant pad (25) is arranged between the sleeve (21) and the positioning plate (22), the wear-resistant pad (25) is fixed with the positioning plate (22), and the wear-resistant pad (25) is matched with the sleeve (21) through an arc surface.

5. The book support with the middle book holder of claim 4, wherein: the positioning plate (22) is provided with a through groove extending in the left-right direction, the wear-resistant pad (25) is embedded in the middle of the through groove, the wear-resistant pad (25) is located between the two supports (23), and the positioning end of each support (23) is also embedded in the through groove.

6. The book supporting frame with a median bookend as set forth in claim 1, wherein: the movable part of damping pivot (2) is formed with sleeve pipe (21), and the fixed part of damping pivot (2) comprises locating plate (22) and support (23), and wherein locating plate (22) are fixed on propping the book board or fix on layer board (4) of propping the installation of book board bottom, two support (23) about fixed setting on locating plate (22), and sleeve pipe (21) are located between two support (23), and long screw rod (6) pass one of them support (23) and sleeve pipe (21), are locked by the interior nut (7) of inlaying of another support (23), sleeve pipe (21) can rotate around long screw rod (6) under the exogenic action.

7. The book support with the middle book holder of claim 6, wherein: the support (23) and the positioning plate (22) are of an integral structure, and the distance between the opposite end faces of the two supports (23) is equal to the length of the sleeve (21).

8. A book support with a median book holder as claimed in any one of claims 1 to 7, wherein: the lower ends of the elastic pressing strips (3) are connected with the movable part of the damping rotating shaft (2), and the upper ends of the two elastic pressing strips (3) are provided with pressure heads (31).

9. The book supporting frame with a median bookend as claimed in claim 8, wherein: the elastic pressing strip (3) is made of steel wires.