CN210902200U

CN210902200U - Library reads and uses collapsible desk

Info

Publication number: CN210902200U
Application number: CN201922254309.4U
Authority: CN
Inventors: 李敬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-07-03
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a foldable desk for reading books in a library, which comprises a seat, wherein the seat comprises a seat, supporting legs and a backrest, the backrest is arranged on the rear side surface of the chair seat through a backrest adjuster, the left side surface and the right side surface of the chair seat are both fixed with armrests, a support and a first telescopic rod are fixed on the lower surface of the chair seat, a support table and an adjusting box are respectively fixed at the left end and the right end of the support, two second telescopic rods are arranged on the supporting table, a screw rod is arranged in the adjusting box, a nut seat is arranged on the screw rod, the nut seat is last to be fixed with the bracing piece, be fixed with the backup pad on the bracing piece, the backup pad is connected with the table through the pivot, the utility model discloses a the utility model discloses the structure is nimble, has set up folding table and supplementary reading device, can not only give other people the comfort, has still effectually practiced thrift library's space.

Description

Library reads and uses collapsible desk

Technical Field

The utility model relates to a folding desk technical field specifically is a library reads and uses collapsible desk.

Background

The library is an indispensable building of a school, a desk in the library is a large desk, a plurality of chairs are placed around the desk, the placement occupies a large space, and when people read, the people can mutually influence each other face to face, which is inconvenient, so that foldable desks are needed to reduce the occupied space and provide an optimal environment for readers.

The common foldable desk can not combine a seat with the desk, and all the common foldable desks need a matched seat, and the seat can produce sound to influence when being moved, and can not give people a comfortable environment to read books.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a library reads and uses collapsible desk to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a library reads and uses collapsible desk, includes the seat, the seat includes seat support, landing leg and back, the back passes through the back regulator to be installed the seat support trailing flank, the side all is fixed with the handrail about the seat support, seat support lower fixed surface has the support, both ends are fixed with brace table and regulating box respectively about the support, the bottom of the regulating box lower fixed surface has first telescopic link, install two second telescopic links on the brace table, install the lead screw in the regulating box, install nut seat on the lead screw, be fixed with the bracing piece on the nut seat, be fixed with the backup pad on the bracing piece, the backup pad is connected with the table through the pivot.

As a further aspect of the present invention: the armrest is fixed at a position close to the backrest, and a cylindrical groove is formed in the armrest on the right side of the seat.

As a further aspect of the present invention: the lead screw passes through the bearing and installs in the regulating box, just the lead screw lower extreme passes the regulating box is fixed with the knob.

As a further aspect of the present invention: the upper surface of the knob is provided with a small hole, and the first telescopic rod is connected with the small hole in a matched mode.

As a further aspect of the present invention: the table with the backup pad left end all is equipped with the through-hole, just the pivot passes the through-hole will the table with the backup pad is connected.

As a further aspect of the present invention: the desk plate upper surface is equipped with book end groove, install the book end board through the bull stick in book end groove 0, the book end is installed to the book end board inboard.

As a further aspect of the present invention: folding rods are arranged on the left side surface and the right side surface of the book clamp groove 20 through rotary rings, and the other ends of the folding rods are fixed on the inner sides of the book clamp plates.

Compared with the prior art, the beneficial effects of the utility model are that: through the back with adjustable installation, can make the reader read under comfortable state, can assist the reader to read through the book end groove that sets up, reduce reader's burden, can adjust the table height through the regulating box, the table can rotate moreover, the device formula desk as an organic whole, saving space that can be fine.

Drawings

Fig. 1 is a schematic structural diagram of a foldable desk for reading books in a library.

Fig. 2 is a schematic front view of a foldable desk for reading books in a library.

Fig. 3 is a schematic diagram of a table plate structure of a foldable desk for reading books in a library.

Fig. 4 is a schematic structural diagram of an adjusting box of a foldable desk for reading books in a library.

In the figure: 1-seat, 2-seat, 3-supporting legs, 4-backrest, 5-backrest adjuster, 6-armrest, 7-adjusting box, 8-screw rod, 9-bearing, 10-nut seat, 11-supporting rod, 12-supporting plate, 13-table plate, 14-rotating shaft, 15-bracket, 16-first telescopic rod, 17-knob, 18-supporting platform, 19-second telescopic rod, 20-book holder groove, 21-book holder, 22-book holder plate, 23-folding rod and 61-cylindrical groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-4, in the embodiment of the utility model, a library reads and uses foldable desk, including seat 1, the seat includes seat support 2, landing leg 3 and back 4, back 4 is installed through back regulator 5 the 2 trailing flank of seat support, the side all is fixed with handrail 6 about the

seat support

2, 2 fixed surface have a support 15 under the seat support, both ends are fixed with brace table 18 and regulating box 7 respectively about the

support

15, 7 fixed surface have first telescopic link 16 under the regulating box bottom, install two second telescopic links 19 on the brace table 18, install lead screw 8 in the regulating box 7, install nut seat 10 on the lead screw 8, be fixed with bracing piece 11 on the nut seat 10, be fixed with backup pad 12 on the bracing piece 11, backup pad 12 is connected with table 13 through pivot 14.

Example 2

In this embodiment, as shown in fig. 1, the armrests 6 are fixed at positions close to the backrest 4, and a cylindrical groove 61 is formed in the armrests 6 on the right side of the seat 2.

In this embodiment, as shown in fig. 1, the lead screw 8 is installed in the adjusting box 7 through a bearing 9, and a knob 17 is fixed to the lower end of the lead screw 8 through the adjusting box 7.

In this embodiment, as shown in fig. 4, a small hole is formed in the knob 17, and the first telescopic rod 16 is connected with the small hole in a matching manner.

In this embodiment, as shown in fig. 1, through holes are formed at the left ends of the table plate 13 and the support plate 12, and the rotating shaft 14 penetrates through the through holes to connect the table plate 13 and the support plate 12.

In this embodiment, as shown in fig. 3, a book clip groove 20 is formed in the upper surface of the desk plate 13, a book clip plate 21 is installed in the book clip groove 20 through a rotating rod, and a book clip 22 is installed on the inner side of the book clip plate 21.

In this embodiment, as shown in fig. 3, folding rods 23 are hinged to the left and right sides of the book holder groove 20, and the other ends of the folding rods 23 are fixed to the inner sides of the book holder plates 21.

The utility model discloses a theory of operation is: the angle of the backrest 4 is adjusted through the backrest adjuster 5, people can feel comfortable, cups or drinks carried by people can be placed in the cylindrical grooves 61, the table plate 13 is rotated to be in a horizontal state through the rotating shaft 14 after sitting, then the knob 17 is rotated to drive the screw rod 8 to rotate, the nut seat 10 is made to do linear motion, the height of the table plate 13 is adjusted, then the first telescopic rod 16 is inserted into the small hole of the knob 17, the screw rod 8 is prevented from rotating after being stressed, then the left end of the table plate 13 is supported by adjusting the height of the two second telescopic rods 19, if people do not want to press books by hands, the book clamp plate 21 can be opened, the book clamp plate 21 can rotate relative to the book clamp grooves 20, and the books can be clamped by the book clamps 22 for reading.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The foldable desk for reading in the library is characterized by comprising a seat (1), wherein the seat comprises a seat support (2), supporting legs (3) and a backrest (4), the backrest (4) is installed on the rear side face of the seat support (2) through a backrest adjuster (5), handrails (6) are fixed on the left side face and the right side face of the seat support (2), a support (15) is fixed on the lower surface of the seat support (2), a support platform (18) and an adjusting box (7) are fixed at the left end and the right end of the support (15) respectively, a first telescopic rod (16) is fixed on the lower surface of the bottom of the adjusting box (7), two second telescopic rods (19) are installed on the support platform (18), a lead screw (8) is installed in the adjusting box (7), a nut seat (10) is installed on the lead screw (8), a supporting rod (11) is fixed on the nut seat (10), the supporting rod (11) is fixedly provided with a supporting plate (12), and the supporting plate (12) is connected with a table plate (13) through a rotating shaft (14).

2. The foldable desk for reading books in a library as claimed in claim 1, wherein the armrest (6) is fixed at a position close to the backrest (4), and the armrest (6) at the right side of the seat (2) is provided with a cylindrical groove (61).

3. The foldable desk for reading books in a library as claimed in claim 1, wherein the lead screw (8) is installed in the adjusting box (7) through a bearing (9), and a knob (17) is fixed to the lower end of the lead screw (8) through the adjusting box (7).

4. The foldable desk for reading books in a library as claimed in claim 3, wherein the knob (17) is provided with a small hole, and the first telescopic rod (16) is connected with the small hole in a matching way.

5. The foldable desk for reading books in a library as claimed in claim 1, wherein the desk plate (13) and the support plate (12) are provided with through holes at left ends thereof, and the rotation shaft (14) passes through the through holes to connect the desk plate (13) and the support plate (12).

6. The foldable desk for reading books in a library as claimed in claim 1, wherein the desk plate (13) is provided with a book clip groove (20) on the upper surface, a book clip plate (21) is installed in the book clip groove (20) through a rotating rod, and a book clip (22) is installed on the inner side of the book clip plate (21).

7. The foldable desk for reading books in a library as claimed in claim 6, wherein the book holder groove (20) has folding bars (23) at left and right sides by a swivel, and the other ends of the folding bars (23) are fixed to the inner sides of the book holder plates (21).