CN217390217U

CN217390217U - Multi-purpose desk and chair

Info

Publication number: CN217390217U
Application number: CN202121964195.3U
Authority: CN
Inventors: 钟宇翔
Original assignee: Shenzhen Yuxiang Space Technology Co ltd
Current assignee: Shenzhen Yuxiang Space Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-09-09
Anticipated expiration: 2031-08-20

Abstract

The utility model belongs to the technical field of the desk, especially, but a multi-purpose desk chair, including the table frame, fixed seat and folding table are gone up to the table frame, the top of seat is equipped with the backup plate of slope, the table is including rotating first board and the second board that links together, first board and table frame fixed connection are in the same place, be equipped with two rotary supporting mechanism between first board and the second board, rotary supporting mechanism is including two first fixed plates and the semicircle slider that links together with first board and second board fixed mounting respectively, and one side that two semicircle sliders are close to each other all is in the same place with semicircle board sliding connection, and one side that two rotary supporting mechanism are close to each other all is equipped with positioning mechanism. The utility model discloses can make things convenient for it to be drawing board and bookshelf through the folding table to be convenient for the student to draw and read, can reduce the probability that the lower back of the head reads and leads to cervical spondylopathy, and can lean against and have a rest on the backup plate in the time of class.

Description

Multi-purpose desk and chair

Technical Field

The utility model relates to a desk technical field especially relates to a desk chair that can be multi-purpose.

Background

With the development of social urbanization, science and technology, and humanization, the science and education industry has gained brisk development, more and more private schools have pulled out, students' desks are more and more, general desks include desk bodies and supporting legs, a lot of learning teaching materials are commonly used in the learning process of students, many times, no place is used for placing books on the surfaces of the desks directly, the desks are irritated, the learning of the students is delayed, the function of the general desk is too single, the current parents pay more attention to the art learning of children, and many parents can enable the children to learn the art.

However, the drawing board is required to be held by a hand independently during class, which is too burdensome and occupies space, the common desk can not meet the requirements of the students, and books can only be horizontally placed on the desk, which is inconvenient for reading.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provide a multipurpose desk and chair.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a desk chair that can be multi-purpose, includes the table frame, fixed seat and folding table on the table frame, the top of seat is equipped with the backup plate of slope, the table is including rotating first board and the second board that links together, first board and table frame fixed connection are in the same place, be equipped with two rotation support mechanism between first board and the second board, rotation support mechanism is including two first fixed plates and the semicircle slider that links together with first board and second board fixed mounting respectively, and one side that two semicircle sliders are close to each other all is in the same place with semicircle board sliding connection, and one side that two rotation support mechanism are close to each other all is equipped with positioning mechanism, and one side that two positioning mechanism are close to each other is connected with same cable.

The table frame comprises two frames, a first crosspiece and a second crosspiece are arranged on the frames, the two sides of the seat plate and one side, close to each other, of the two first crosspieces are fixed together, and the bottom of the second plate is fixedly connected with the two second crosspieces.

The same cross rod and the same bottom plate are fixedly arranged between the two frames.

Semicircle chutes are formed in one sides of the two semicircle plates fixedly connected together and close to each other, the semicircle sliding blocks are connected with the inner walls of the two semicircle chutes in a sliding manner, one ends of the semicircle plates and the semicircle sliding blocks, which are far away from each other, are fixedly provided with a first fixing plate and a second fixing plate respectively, and the first fixing plate and the second fixing plate are fixedly connected with the first plate and the second plate respectively.

The through holes are formed in the inner wall, away from each other, of one side of each semicircular sliding groove, the semicircular sliding blocks are provided with a plurality of clamping holes distributed in a semicircular mode, the positioning mechanism comprises clamping columns which penetrate through the through holes in a sliding mode, and the clamping columns are clamped into the corresponding clamping holes in the semicircular sliding blocks.

The equal fixed mounting in one end that two calorie posts are close to each other has the arm-tie, and the equal fixed mounting in one side that two arm-ties are close to each other has the otic placode, the both ends of cable respectively with the otic placode fixed connection that corresponds together.

One side that arm-tie and semicircle board are close to each other is fixed with same spring, the spring slip cap is established on the card post.

Compared with the prior art, the beneficial effects of the utility model are that: when needing to write, the first plate and the second plate are in a parallel state, so that students can use books normally to class, and when painting classes or needing to read, the pull rope can be pulled, the pull rope can drive the two clamping columns to approach each other through the lug plates and the pull plates on the two positioning mechanisms, and the two clamping columns are separated from the corresponding clamping holes respectively, then the second plate can rotate clockwise by taking the first plate as a circle center, the second plate drives the two semicircular sliding blocks to slide in the corresponding semicircular sliding grooves, when the first plate and the second plate incline out of a specified angle, the pull rope can be loosened, under the reset elasticity of the two springs, the two pull plates can drive the two clamping columns to be away from each other and clamped into the corresponding clamping holes, so that the positions of the semicircular sliding blocks in the semicircular sliding grooves are not changed any more, and the inclination angle between the first plate and the second plate can be maintained, then, the student can lean on drawing paper or books on the second board of slope to make things convenient for the student to carry out drawing and reading, in the time of the classroom, make first board and second board fold together completely, thereby the student can lean on the backup plate and take a rest in the classroom.

The utility model discloses can make things convenient for it to be as drawing board and bookshelf through the folding table to be convenient for the student to draw or read, need not look at the head down always, can prevent cervical spondylopathy, and can lean against and have a rest on the backup plate in the time of the classroom.

Drawings

FIG. 1 is a schematic view of the overall structure of the desk of the present invention;

FIG. 2 is a schematic view of the overall structure of the middle table frame of the present invention;

fig. 3 is a schematic view of the bottom structure of the middle desk plate of the present invention;

FIG. 4 is an exploded view of the rotary support mechanism of the present invention;

FIG. 5 is an enlarged schematic view of the positioning mechanism of the present invention;

in the figure: 1. a table frame; 11. a frame; 12. a first rail; 13. a second rail; 14. a base plate; 15. a cross bar; 2. a table plate; 21. a first plate; 22. a second plate; 23. a rotation support mechanism; 231. a semicircular plate; 232. a first fixing plate; 233. a semicircular chute; 234. a through hole; 235. a semicircular slide block; 236. a second fixing plate; 237. a clamping hole; 24. a cable; 25. a positioning mechanism; 251. pulling a plate; 252. an ear plate; 253. clamping the column; 254. a spring; 3. a backup plate; 4. a seat plate.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a desk chair that can be multi-purpose, including table frame 1, fixed seat 4 and folding table 2 are gone up to table frame 1, the top of seat 4 is equipped with the backup plate 3 of slope, table 2 is including rotating first board 21 and the second board 22 that links together, first board 21 and table frame 1 fixed connection are in the same place, be equipped with two rotation support mechanism 23 between first board 21 and the second board 22, rotation support mechanism 23 is including respectively with two first fixed plate 232 and semicircle slider 235 that first board 21 and second board 22 fixed mounting link together, one side that two semicircle sliders 235 are close to each other all is in the same place with semicircle board 231 sliding connection, one side that two rotation support mechanism 23 are close to each other all is equipped with positioning mechanism 25, one side that two positioning mechanism 25 are close to each other is connected with same cable 24.

The table frame 1 comprises two frames 11, wherein the frames 11 are provided with a first crosspiece 12 and a second crosspiece 13, two sides of the seat plate 4 and one side of the two first crosspieces 12 close to each other are fixed together, and the bottom of the second plate 22 and the two second crosspieces 13 are fixedly connected together.

The same cross bar 15 and the same bottom plate 14 are fixedly arranged between the two frames 11; the connection strength between the two frames 11 can be enhanced by providing the bottom plate 14 and the cross bar 15; and the cross bar 15 can act against and support the inclined fence 3.

Semicircle spout 233 has all been seted up to two semicircle boards 231 fixed connection together and the one side that is close to each other, and semicircle slider 235 and two semicircle spout 233 inner wall sliding connection are in the same place, and the one end that semicircle board 231 and semicircle slider 235 kept away from each other is fixed mounting respectively has first fixed plate 232 and second fixed plate 236, and first fixed plate 232 and second fixed plate 236 are in the same place with first board 21 and second board 22 fixed connection respectively.

Through-hole 234 has all been seted up on the mutual one side inner wall of keeping away from of two semicircle spout 233, has seted up a plurality of semicircular card holes 237 that distribute that are on the semicircle slider 235, and positioning mechanism 25 is including the card post 253 that slides through-hole 234, and card post 253 card advances in the card hole 237 that corresponds on the semicircle slider 235.

Pull plates 251 are fixedly mounted at the ends, close to each other, of the two clamping columns 253, ear plates 252 are fixedly mounted at the sides, close to each other, of the two pull plates 251, and the two ends of the inhaul cable 24 are fixedly connected with the corresponding ear plates 252 respectively; the ear plate 252 is arranged to facilitate the pulling cable 24 to drive the two fastening posts 253 to disengage from the corresponding fastening holes 237.

The same spring 254 is fixedly arranged on the side, close to each other, of the pulling plate 251 and the semicircular plate 231, and the spring 254 is sleeved on the clamping column 253 in a sliding mode; by providing two springs 254, the two pulling plates 251 can be engaged with the corresponding engaging holes 237 without receiving an external force.

The working principle is as follows: in class, the first plate 21 and the second plate 22 are in a parallel state, so that students can use books normally to attend class, and when painting class or needing to read, the pulling cable 24 can be pulled, the pulling cable 24 can drive the two clamping posts 253 to approach each other through the ear plates 252 and the pulling plates 251 on the two positioning mechanisms 25, and the two clamping posts 253 are separated from the corresponding clamping holes 237 respectively, then the second plate 22 can rotate clockwise with the first plate 21 as a circle center, the second plate 22 drives the two semicircular sliding blocks 235 to slide in the corresponding semicircular sliding grooves 233, when the first plate 21 and the second plate 22 incline to a specified angle, the pulling cable 24 can be loosened, under the reset elasticity of the two springs 254, the two pulling plates 251 can drive the two clamping posts 253 to separate from each other and clamp into the corresponding clamping holes 237, so that the positions of the semicircular sliding blocks 235 in the semicircular sliding grooves 233 are not changed any more, so that the inclination angle between the first plate 21 and the second plate 22 can be maintained, and then, the student can lean on the drawing paper or the book on the inclined second plate 22, thereby facilitating the student to draw and read, and when in class, the first plate 21 and the second plate 22 can be completely folded together, thereby the student can lean against the back plate 3 for rest in class.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A multi-purpose desk chair, includes table frame (1), its characterized in that: a seat board (4) and a foldable table board (2) are fixed on the table frame (1), an inclined backup plate (3) is arranged above the seat plate (4), the table plate (2) comprises a first plate (21) and a second plate (22) which are rotatably connected together, the first plate (21) is fixedly connected with the table frame (1), two rotary supporting mechanisms (23) are arranged between the first plate (21) and the second plate (22), rotatory supporting mechanism (23) are including respectively with first board (21) and second board (22) two first fixed plate (232) and semicircle slider (235) that fixed mounting linked together, one side that two semicircle slider (235) are close to each other all is in the same place with semicircle board (231) sliding connection, one side that two rotatory supporting mechanism (23) are close to each other all is equipped with positioning mechanism (25), one side that two positioning mechanism (25) are close to each other is connected with same cable (24).

2. A multi-purpose desk and chair as claimed in claim 1, wherein: the table frame (1) comprises two frames (11), wherein a first crosspiece (12) and a second crosspiece (13) are arranged on the frames (11), two sides of the seat plate (4) and one sides, close to each other, of the two first crosspieces (12) are fixed together, and the bottom of the second plate (22) is fixedly connected with the two second crosspieces (13) together.

3. A multi-purpose desk and chair as claimed in claim 1, wherein: the same cross rod (15) and the same bottom plate (14) are fixedly arranged between the two frames (11).

4. A multi-purpose desk and chair as claimed in claim 1, wherein: semicircle spout (233) have all been seted up to one side that two semicircle boards (231) fixed connection are in the same place and are close to each other, semicircle slider (235) and two semicircle spout (233) inner wall sliding connection are in the same place, the one end that semicircle board (231) and semicircle slider (235) kept away from each other is fixed mounting respectively has first fixed plate (232) and second fixed plate (236), first fixed plate (232) and second fixed plate (236) are in the same place with first board (21) and second board (22) fixed connection respectively.

5. A multi-purpose desk and chair as claimed in claim 1, wherein: through-hole (234) have all been seted up on the one side inner wall that two semicircle spout (233) kept away from each other, a plurality of semicircular in shape's card hole (237) of distributing have been seted up on semicircle slider (235), positioning mechanism (25) are including card post (253) that slide run through-hole (234), card post (253) card is gone into in the card hole (237) that correspond on semicircle slider (235).

6. A multi-purpose desk and chair as claimed in claim 1, wherein: the equal fixed mounting of one end that two card posts (253) are close to each other has arm-tie (251), and the equal fixed mounting in one side that two arm-ties (251) are close to each other has otic placode (252), the both ends of cable (24) respectively with corresponding otic placode (252) fixed connection together.

7. A multi-purpose desk and chair as claimed in claim 6, wherein: one side of the pulling plate (251) close to one side of the semicircular plate (231) is fixedly provided with the same spring (254), and the spring (254) is sleeved on the clamping column (253) in a sliding mode.