CN217013177U

CN217013177U - Multifunctional desk and chair combination capable of preventing myopia of students

Info

Publication number: CN217013177U
Application number: CN202220594520.XU
Authority: CN
Inventors: 曾强; 柯银玉; 黄志青
Original assignee: Jiangxi Jingliang Industry Co ltd
Current assignee: Jiangxi Jingliang Industry Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-22
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a multifunctional table and chair combination capable of preventing myopia of students, and relates to the field of teaching equipment. According to the utility model, through the second adjusting component and the supporting component, the rotating shaft and the two groups of gears which are in meshed connection can rotate by rotating the rotating handle, and the tooth frame is in meshed connection with the gears and is in sliding connection with the through groove, so that the tooth frame can move in the horizontal direction, the distance between the chair and the desk can be conveniently adjusted and limited, and the distance between the chest of the student and the edge of the desk is about a fist.

Description

Multifunctional desk and chair combination capable of preventing myopia of students

Technical Field

The utility model relates to the field of teaching equipment, in particular to a multifunctional desk-chair combination capable of preventing myopia of students.

Background

The desk is a desk for students to study, and the prior desk generally comprises a desktop and supporting legs arranged on two sides of the desktop, wherein one side of the desk close to a user is provided with an opening for placing articles in a desk cabinet.

The existing desk does not have a structure for preventing myopia, so that students easily climb on the desk during study, the eyesight of the students is reduced, the height of the desk is not convenient to adjust, and the desk cannot be suitable for students with different heights.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to provide a multifunctional desk and chair combination capable of preventing myopia of students, and aims to solve the technical problems that an existing desk is not provided with a myopia prevention structure and the height of the desk is not convenient to adjust.

In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional desk and chair combination capable of preventing myopia of students, which comprises a desktop, a second bottom plate and a chair, a placing groove is arranged inside the top end of the desktop, a placing plate is arranged inside the placing groove, a supporting component is arranged between the placing plate and the placing groove, a storage box is arranged at the bottom end of the desktop, the bottom ends of the storage box and the chair are provided with first adjusting components, the bottom end of each first adjusting component is provided with a first bottom plate, a through groove is arranged inside the first bottom plate, a second adjusting component penetrating through the through groove is arranged inside the first bottom plate, a connecting plate is arranged at one side of the second adjusting component, a connecting groove matched with the connecting plate is arranged inside one side of the second bottom plate, second screw holes are formed in the connecting plate and the second bottom plate, and second bolts are arranged in the second screw holes.

By adopting the technical scheme, the threaded column is rotationally connected with the storage box through the bearing seat and is in threaded connection with the threaded cylinder, so that the storage box can be driven to move in the vertical direction by rotating the threaded column, the adjustment of the height of the table top can be conveniently realized, the desk top can be suitable for students with different heights, the application range is improved, then the threaded cylinder and the threaded column after adjustment are fixed through the first bolt and the first screw hole, the looseness can be avoided, the second adjusting component and the second bottom plate are fixed through the connecting plate and the connecting groove, the connecting plate and the connecting groove are fixed through the second bolt and the second screw hole, the connection firmness can be increased, the rotating shaft and two groups of gears in meshed connection can be rotated by rotating the rotating handle, the toothed frame is in meshed connection with the gears and is in sliding connection with the through grooves, make the tooth frame can be the removal of horizontal direction, thereby can be convenient for adjust the injecing to the distance between chair and the desk, make student's chest and the desk along the distance of controlling for a fist, thereby make the distance of student's eyes and desktop be in safety range, and then can play the effect that prevents near-sighted, because the backup pad with place the board, place board and standing groove and all rotate through the hinge and be connected, make when backup pad and slot joint, can be convenient for realize the support location to placing the board, can be convenient for realize the slope setting of placing the board simultaneously, thereby can make student's head not so low, and then have fine protection and alleviating effect to student's cervical vertebra, in addition can also play the effectual effect that prevents near-sighted.

The first adjusting assembly comprises a threaded cylinder, a threaded column is connected to the inner portion of the threaded cylinder in a threaded mode, first screw holes are formed in the threaded cylinder and the threaded column, a first bolt is arranged in each first screw hole, and the threaded cylinder and the threaded column are fixed through the first screw holes and the first bolts.

By adopting the technical scheme, the height of the desktop can be conveniently adjusted, so that the desk can be suitable for students with different heights to use, and the application range is improved.

The utility model is further arranged in that the second adjusting component comprises a rotating shaft, gears are sleeved on the outer sides of the rotating shaft, a rotating handle is arranged at one end of the rotating shaft, a tooth frame meshed and connected with the gears is arranged in the through groove, and the tooth frame is connected with the through groove in a sliding mode.

Through adopting above-mentioned technical scheme, can be convenient for adjust the injecing to the distance between chair and the desk for be the distance about a fist between student's chest and the table edge, thereby make the distance of student's eyes and desktop be in safety range, and then can play the effect that prevents myopia.

The utility model is further provided that the tooth frame and the second bottom plate are clamped through a connecting plate and a connecting groove, and the connecting plate and the connecting groove are fixed through a second screw hole and a second bolt.

Through adopting above-mentioned technical scheme, can increase the firm in connection nature, can be convenient for simultaneously realize the split, and then be convenient for remove.

The utility model is further provided that the support assembly comprises a support plate, the support plate and the placing plate are rotatably connected through hinges, the placing plate and the placing groove are rotatably connected through hinges, and the support plate and the placing groove are clamped through slots.

Through adopting above-mentioned technical scheme, can be convenient for realize the support location to placing the board, the slope setting that can be convenient for realize placing the board simultaneously to can make student's head not so low, and then have fine protection and alleviate the effect to student's cervical vertebra, can also play effectual myopia prevention's effect in addition.

The utility model is further arranged in that a back cushion is arranged on one side of the chair, and the back cushion is detachably connected with the chair.

By adopting the technical scheme, fatigue can be effectively relieved, and the comfort is improved.

In summary, the utility model mainly has the following beneficial effects:

1. the utility model can rotate the rotating shaft and two groups of gears which are meshed and connected through the rotation of the rotating handle by the second adjusting component and the supporting component, the tooth frame is meshed and connected with the gears and is in sliding connection with the through groove, so that the tooth frame can move in the horizontal direction, the distance between the chair and the desk can be conveniently adjusted and limited, the distance between the chest of the student and the desk edge is about one fist, the distance between the eyes of the student and the desk surface is in a safe range, the myopia prevention effect can be further realized, the supporting plate, the placing plate and the placing groove are rotationally connected through hinges, the supporting plate can be conveniently supported and positioned when the supporting plate is clamped with the slot, meanwhile, the inclined arrangement of the placing plate can be conveniently realized, the head of the student can not be too low, and the cervical vertebra of the student can be well protected and relieved, in addition, the utility model can also play an effective role in preventing myopia;

2. according to the utility model, through the arrangement of the connecting plate, the connecting groove, the second bolt and the second screw hole, the second adjusting component and the second bottom plate are fixed through the connecting plate and the connecting groove, and the connecting plate and the connecting groove are fixed through the second bolt and the second screw hole, so that the connecting firmness can be increased, and meanwhile, the disassembly can be conveniently realized, and the movement is further facilitated;

3. according to the utility model, through the arrangement of the first adjusting component, the threaded column is rotatably connected with the storage box through the bearing seat and is in threaded connection with the threaded cylinder, so that the threaded column can be rotated to drive the storage box to move in the vertical direction, the adjustment of the height of the desktop can be conveniently realized, the desk top can be suitable for students with different heights, the application range is improved, and then the adjusted threaded cylinder and the adjusted threaded column are fixed through the first bolt and the first screw hole, so that the looseness can be avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a top cross-sectional view of the present invention;

fig. 4 is a side cross-sectional view of the present invention.

In the figure: 1. a tabletop; 2. a storage box; 3. a first adjustment assembly; 301. a threaded barrel; 302. a threaded post; 303. a first screw hole; 304. a first bolt; 4. a first base plate; 5. a second adjustment assembly; 501. a toothed frame; 502. a rotating shaft; 503. a gear; 504. a handle is rotated; 6. a through groove; 7. a support assembly; 701. a hinge; 702. a support plate; 703. inserting slots; 8. placing the plate; 9. a placement groove; 10. a connecting plate; 11. a second screw hole; 12. a second bolt; 13. connecting grooves; 14. a second base plate; 15. a chair; 16. and (6) back cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A multifunctional table and chair combination capable of preventing myopia of students is disclosed, as shown in figures 1-4, and comprises a table top 1, a second bottom plate 14 and a chair 15, wherein one side of the chair 15 is provided with a back cushion 16, the back cushion 16 is detachably connected with the chair 15, so that fatigue can be effectively relieved, comfort is increased, a placing groove 9 is formed in the top end of the table top 1, a placing plate 8 is arranged in the placing groove 9, a supporting component 7 is arranged between the placing plate 8 and the placing groove 9, so that supporting and positioning of the placing plate 8 can be conveniently realized, meanwhile, the placing plate 8 can be conveniently inclined, the head of a student can not be too low, and the cervical vertebra of the student is well protected and relieved, in addition, the myopia can be effectively prevented, a storage box 2 is arranged at the bottom end of the table top 1, a first adjusting component 3 is arranged at the bottom end of the storage box 2 and the chair 15, can conveniently realize the height adjustment of the desktop 1, and is further suitable for students with different heights, the application range is improved, the bottom end of the first adjusting component 3 is provided with a first bottom plate 4, the inside of the first bottom plate 4 is provided with a through groove 6, the inside of the first bottom plate 4 is provided with a second adjusting component 5 which runs through the through groove 6, can conveniently adjust and limit the distance between the chair 15 and the desk, so that the distance between the chest of the student and the edge of the desk is about a fist, the distance between the eyes of the student and the desktop 1 is in a safe range, and then can play the effect of preventing myopia, one side of second adjusting part 5 is provided with connecting plate 10, the inside of second bottom plate 14 one side is seted up with connecting plate 10 assorted spread groove 13, second screw 11 has all been seted up to the inside of connecting plate 10, second bottom plate 14, and the inside of second screw 11 is provided with second bolt 12.

Referring to fig. 2, the first adjusting assembly 3 includes a threaded cylinder 301, the internal thread of the threaded cylinder 301 is connected with a threaded post 302, the first screw hole 303 is formed inside each of the threaded cylinder 301 and the threaded post 302, the first bolt 304 is arranged inside the first screw hole 303, the threaded cylinder 301 and the threaded post 302 are fixed through the first screw hole 303 and the first bolt 304, so that the height of the desktop 1 can be conveniently adjusted, the adjustable desktop can be suitable for students with different heights, and the application range is improved.

Referring to fig. 3, the second adjusting assembly 5 includes a rotating shaft 502, gears 503 are sleeved on the outer sides of the rotating shaft 502, a rotating handle 504 is disposed at one end of the rotating shaft 502, a tooth frame 501 engaged with the gears 503 is disposed inside the through groove 6, and the tooth frame 501 is slidably connected with the through groove 6, so that the distance between the chair 15 and the desk can be adjusted and limited conveniently, the distance between the chest of the student and the edge of the desk is a fist or a second, the distance between the eyes of the student and the desk surface is within a safe range, and the function of preventing myopia can be achieved.

Referring to fig. 4, the tooth frame 501 and the second bottom plate 14 are clamped by the connecting plate 10 and the connecting groove 13, and the connecting plate 10 and the connecting groove 13 are fixed by the second screw hole 11 and the second bolt 12, so that the connecting firmness can be increased, and the separation and the movement can be conveniently realized.

Please refer to fig. 4, the supporting component 7 includes a supporting plate 702, the supporting plate 702 is connected with the placing plate 8, the placing plate 8 is connected with the placing groove 9 by a hinge 701, the supporting plate 702 is connected with the placing groove 9 by a slot 703, so as to facilitate the supporting and positioning of the placing plate 8, and facilitate the inclined arrangement of the placing plate 8, thereby the head of the student is not so low, and further the cervical vertebrae of the student is protected and relieved well, and in addition, the supporting component can also play a role of preventing myopia effectively.

The working principle of the utility model is as follows: when in use, the threaded column 302 is rotatably connected with the storage box 2 through the bearing seat and is in threaded connection with the threaded barrel 301, so that the threaded column 302 can be rotated to drive the storage box 2 to move in the vertical direction, thereby being convenient for realizing the adjustment of the height of the table top 1, and further being suitable for students with different heights to use, then the threaded barrel 301 and the threaded column 302 after adjustment are fixed through the first bolt 304 and the first screw hole 303, so that looseness can be avoided, the tooth frame 501 and the second bottom plate 14 are fixed through the connecting plate 10 and the connecting groove 13, the connecting plate 10 and the connecting groove 13 are fixed through the second bolt 12 and the second screw hole 11, so that the connection firmness can be increased, at the moment, the rotating shaft 502 and the two groups of meshed gears 503 can be rotated by rotating the rotating handle 504, because the tooth frame 501 is meshed with the gears 503, and the tooth frame 501 is slidably connected with the through groove 6, make the tooth frame 501 can do the removal of horizontal direction, thereby can be convenient for adjust the injecing to the distance between chair 15 and the desk, make student's chest and the desk along between be the distance about a fist, thereby make student's eyes and desktop 1's distance be in safety range, and then can play the effect that prevents near-sighted, because backup pad 702 with place board 8, place board 8 and standing groove 9 and all rotate through hinge 701 and be connected, make when backup pad 702 and slot 703 joint, can be convenient for realize the support location to placing board 8, can be convenient for realize the slope setting of placing board 8 simultaneously, thereby can make student's head not so low, and then have fine protection and alleviating effect to student's cervical vertebra, in addition can also play the effectual effect that prevents near-sighted.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited to the details of construction and the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, and variations which do not constitute an inventive contribution to the art may be made to the described embodiments as required without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a multi-functional table chair combination of preventable student's myopia, includes desktop (1), second bottom plate (14), chair (15), its characterized in that: a placing groove (9) is formed in the top end of the desktop (1), a placing plate (8) is arranged in the placing groove (9), a supporting component (7) is arranged between the placing plate (8) and the placing groove (9), a storage box (2) is arranged at the bottom end of the desktop (1), first adjusting components (3) are arranged at the bottom ends of the storage box (2) and a chair (15), a first bottom plate (4) is arranged at the bottom end of the first adjusting component (3), a through groove (6) is formed in the first bottom plate (4), a second adjusting component (5) penetrating through the through groove (6) is arranged in the first bottom plate (4), a connecting plate (10) is arranged at one side of the second adjusting component (5), a connecting groove (13) matched with the connecting plate (10) is formed in one side of the second bottom plate (14), second screw holes (11) are formed in the connecting plate (10) and the second bottom plate (14), and second bolts (12) are arranged in the second screw holes (11).

2. The multifunctional desk and chair combination capable of preventing myopia of students according to claim 1, wherein: first adjusting part (3) are including a screw thread section of thick bamboo (301), the internal thread of a screw thread section of thick bamboo (301) is connected with screw thread post (302), first screw (303) have all been seted up to screw thread section of thick bamboo (301), screw thread post (302) one side inside, the inside of first screw (303) is provided with first bolt (304), a screw thread section of thick bamboo (301) is fixed through first screw (303), first bolt (304) with screw thread post (302).

3. The multifunctional desk and chair combination capable of preventing myopia of students according to claim 1, wherein: the second adjusting component (5) comprises a rotating shaft (502), a gear (503) is sleeved on the outer side of the rotating shaft (502), a rotating handle (504) is arranged at one end of the rotating shaft (502), a tooth frame (501) connected with the gear (503) in a meshed mode is arranged inside the through groove (6), and the tooth frame (501) is connected with the through groove (6) in a sliding mode.

4. The multifunctional desk and chair combination capable of preventing myopia of students according to claim 3, wherein: tooth frame (501) and second bottom plate (14) pass through connecting plate (10), spread groove (13) joint, connecting plate (10) are fixed through second screw (11), second bolt (12) with spread groove (13).

5. The multifunctional desk and chair combination capable of preventing myopia of students according to claim 1, wherein: the supporting component (7) comprises a supporting plate (702), the supporting plate (702) is rotatably connected with the placing plate (8) and the placing groove (9) through hinges (701), and the supporting plate (702) is connected with the placing groove (9) in a clamping mode through a slot (703).

6. The multifunctional desk and chair combination capable of preventing myopia of students according to claim 1, wherein: one side of the chair (15) is provided with a back cushion (16), and the back cushion (16) is detachably connected with the chair (15).