CN213487636U - Desk and chair for children myopia prevention study - Google Patents

Abstract

The utility model discloses a be used for children myopia prevention study to use table chair relates to domestic furniture technical field, including the table body and the chair body, the place ahead of the table body is provided with the chair body, the inside of the table body is including big desk and bottom plate, the bottom of big desk and the top fixed connection of bottom plate, the inner wall of big desk is provided with the roller bearing, the outer wall of roller bearing and the inner wall roll connection of big desk, the outer wall of roller bearing is provided with little desk, little desk is through the roller bearing and big desk swing joint that set up, the bottom of little desk is provided with the backplate, the inner wall of bottom plate is seted up flutedly. The device is through the backplate that sets up, and when little desk rises and is the angle with big desk, there is the space between little desk and the big desk, when little desk retrieves, has the condition that can press from both sides children's finger, blocks the gap through the backplate and blocks stretching into that children's finger, prevents the accident situation to reach the healthy effect of protection children.

Description

Desk and chair for children myopia prevention study

Technical Field

The utility model relates to the technical field of household furniture, in particular to a desk and chair for children myopia prevention study.

Background

The study table is a novel, scientific, humanized and practical study auxiliary tool, can be used for lifting adjustment and desktop inclination, is deeply researched by three major disciplines of human engineering, human mechanics and human physiology, combines human visual principle, colorism, psychology and the like, and is a tool manufactured through countless data acquisition, experiment and demonstration, and the study table and the traditional desk are two completely different concepts.

The children that exist study table chair at present all is a little desk of design in the middle of the big desk to little desk can angle regulation, but when little desk rises, and there is certain gap between the big desk, when little desk retrieves, if children put into the gap with the finger carelessly, the finger can be cliied, causes the injury, and children lie prone easily on the desk when studying simultaneously, can cause eyes myopia for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be used for children to prevent myopia study and use table chair has possessed protection children's safety, has effectively prevented children's myopia's advantage, has solved traditional children and has learnt the table chair and have the tong, the poor problem of myopia prevention effect.

The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides a be used for children's myopia prevention study to use table chair, includes the table body and the chair body, the place ahead of the table body is provided with the chair body, the inside of the table body is including big desk and bottom plate, the bottom of big desk and the top fixed connection of bottom plate, the inner wall of big desk is provided with the roller bearing, the outer wall of roller bearing and the inner wall roll connection of big desk, the outer wall of roller bearing is provided with little desk, little desk is through the roller bearing and the big desk swing joint that set up, the bottom of little desk and the top swing joint of bottom plate, the bottom of little desk is provided with the backplate, the top of backplate and the bottom fixed connection of little desk, the inner wall of bottom plate is seted up flutedly, the inner wall of recess and the outer wall swing joint of backplate.

The bottom of the bottom plate is fixedly provided with a fixed box, the bottom of the fixed box is provided with a hydraulic pump, the bottom of the hydraulic pump is fixedly connected with the bottom of the fixed box, the inner wall of the hydraulic pump is provided with a telescopic rod, the outer wall of the telescopic rod is fixedly connected with the inner wall of the hydraulic pump, the bottom of the desk is fixedly provided with a fixed seat, the inner wall of the fixed seat is provided with a first roller, the outer wall of the first roller is movably connected with the inner wall of the telescopic rod, the telescopic rod is movably connected with the desk through the arranged first roller, the top of the desk is provided with a base, the bottom of the base is fixedly connected with the top of the desk, the inner wall of the base is provided with a second roller, the outer wall of the second roller is provided with a position sensor, the inner wall of the position sensor is movably connected with the outer wall of the second roller, the top of big desk fixed mounting has the voice broadcast ware.

Further, the bottom of bottom plate is provided with the table leg, the top of table leg and the bottom fixed connection of bottom plate, the inner wall of table leg is provided with first support column, the outer wall of first support column and the inner wall sliding connection of table leg, the inner wall of table leg is provided with first screw rod riser, the outer wall of first screw rod riser and the inner wall fixed connection of table leg, the outer wall fixed mounting of the table leg of telling has the running-board.

Furthermore, a fixed plate is fixedly mounted at the top of the large desk, a placing frame is arranged at the top of the fixed plate, and the bottom of the placing frame is fixedly connected with the top of the fixed plate.

Furthermore, the chair body comprises a chair surface, the bottom of the chair surface is provided with chair legs, and the tops of the chair legs are fixedly connected with the bottom of the chair surface.

Furthermore, the inner wall of chair leg is provided with the second support column, the outer wall of second support column and the inner wall sliding connection of chair leg, the inner wall of chair leg is provided with the second screw rod riser, the outer wall of second screw rod riser and the inner wall fixed connection of chair leg.

Furthermore, a fixing frame is fixedly mounted at the bottom of the chair seat, a backrest is arranged on the outer wall of the fixing frame, and the outer wall of the backrest is fixedly connected with the outer wall of the fixing frame.

Compared with the prior art, this a be used for children myopia prevention study to possess following beneficial effect:

1. the utility model discloses a backplate that sets up, when little desk rises and is an angle with big desk, there is the space between little desk and the big desk, when little desk retrieves, has the condition that can press from both sides children's finger, blocks the gap through the backplate, blocks stretching into that children's finger, prevents the accident situation to reach the healthy effect of protection children.

2. The utility model discloses a position sensor and voice broadcast ware that set up, position sensor can angle of adjustment, and to children's head, when children appear bowing and humpback in the learning process, when the circumstances such as lying prone, position sensor can give voice broadcast ware with signal transmission, and voice broadcast ware sends the suggestion pronunciation, lets children correct the position of sitting to reach the effect that effectively prevents children myopia.

Drawings

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

FIG. 2 is a schematic view of a structural part of the present invention;

fig. 3 is an enlarged view of a structural part of the present invention.

In the figure: 1. a large desk; 2. a base plate; 3. a roller; 4. a small desk; 5. a guard plate; 6. a fixing box; 7. a hydraulic pump; 8. a telescopic rod; 9. a fixed seat; 10. a first roller; 11. a base; 12. a second roller; 13. a position sensor; 14. a voice broadcaster; 15. desk legs; 16. a first support column; 17. a first screw lifter; 18. a foot pedal; 19. a fixing plate; 20. placing a rack; 21. a chair surface; 22. a chair leg; 23. a second support column; 24. a second screw lifter; 25. a fixed mount; 26. a backrest; 27. a groove; 28. a table body; 29. a chair body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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. 1-3, the present invention provides a technical solution: a desk and chair for children myopia prevention study comprises a desk body 28 and a chair body 29, the chair body 29 is arranged in front of the desk body 28, the inside of the desk body 28 comprises a large desk 1 and a bottom plate 2, the bottom of the large desk 1 is fixedly connected with the top of the bottom plate 2, the inner wall of the large desk 1 is provided with a roller 3, the outer wall of the roller 3 is in rolling connection with the inner wall of the large desk 1, the outer wall of the roller 3 is provided with a small desk 4, the small desk 4 is movably connected with the large desk 1 through the arranged roller 3, the bottom of the small desk 4 is movably connected with the top of the bottom plate 2, the bottom of the small desk 4 is provided with a guard plate 5, the guard plate 5 prevents children fingers from extending into a gap between the small desk 4 and the large desk 1 to cause a pinching accident, the top of the guard plate 5 is fixedly connected with the bottom of the small desk 4, the inner wall of the bottom plate 2 is provided with, the bottom of the bottom plate 2 is fixedly provided with a fixed box 6, the bottom of the fixed box 6 is provided with a hydraulic pump 7, the hydraulic pump 7 provides power for a telescopic rod 8, the bottom of the hydraulic pump 7 is fixedly connected with the bottom of the fixed box 6, the inner wall of the hydraulic pump 7 is provided with a telescopic rod 8, the outer wall of the telescopic rod 8 is fixedly connected with the inner wall of the hydraulic pump 7, the bottom of the small desk 4 is fixedly provided with a fixed seat 9, the inner wall of the fixed seat 9 is provided with a first roller 10, the outer wall of the first roller 10 is movably connected with the inner wall of the telescopic rod 8, the telescopic rod 8 is movably connected with the small desk 4 through the arranged first roller 10, the top of the small desk 4 is provided with a base 11, the bottom of the base 11 is fixedly connected with the top of the small desk 4, the inner wall of the base 11 is provided with a second roller 12, the outer wall, the inner wall of the position sensor 13 is movably connected with the outer wall of the second roller 12, the position sensor 13 is movably connected with the base 11 through the arranged second roller 12, a voice broadcasting device 14 of BY-SOUND-K1 is fixedly mounted at the top of the large desk 1, and the voice broadcasting device 14 is used for sending out prompt voice to help children to correct sitting postures.

Preferably, the bottom of the bottom plate 2 is provided with the table legs 15, the tops of the table legs 15 are fixedly connected with the bottom of the bottom plate 2, the inner walls of the table legs 15 are provided with the first supporting columns 16, the outer walls of the first supporting columns 16 are slidably connected with the inner walls of the table legs 15, the inner walls of the table legs 15 are provided with the first screw rod lifters 17, the first screw rod lifters 17 are used for adjusting the height of the table body 28, the outer walls of the first screw rod lifters 17 are fixedly connected with the inner walls of the table legs 15, the outer walls of the mentioned table legs 15 are fixedly provided with the pedal plates 18, the top of the large desk 1 is fixedly provided with the fixing plate 19, the top of the fixing plate 19 is provided with the placing frame 20, the bottom of the placing frame 20 is fixedly connected with the top of the fixing plate 19, through the arranged protection plate 5, when the small desk 4 is lifted up to form an angle, the finger of the child can be clamped, the gap is blocked by the guard plate 5, the finger of the child is prevented from extending into the gap, and the accident situation is prevented, so that the health of the child is protected.

Wherein, the inside of the chair body 29 includes a chair surface 21, the bottom of the chair surface 21 is provided with chair legs 22, the top of the chair legs 22 is fixedly connected with the bottom of the chair surface 21, the inner wall of the chair legs 22 is provided with second supporting columns 23, the outer wall of the second supporting columns 23 is slidably connected with the inner wall of the chair legs 22, the inner wall of the chair legs 22 is provided with second screw rod lifters 24, the second screw rod lifters 24 are used for adjusting the height of the chair body 29, the outer wall of the second screw rod lifters 24 is fixedly connected with the inner wall of the chair legs 22, the bottom of the chair surface 21 is fixedly provided with a fixing frame 25, the outer wall of the fixing frame 25 is provided with a backrest 26, the outer wall of the backrest 26 is fixedly connected with the outer wall of the fixing frame 25, the utility model discloses a position sensor 13 and a voice broadcast device 14 are arranged, the position sensor 13 can adjust the angle to face the head of a child, when the child, position sensor 13 can give voice broadcast ware 14 with signal transmission, and voice broadcast ware 14 sends out the suggestion pronunciation, lets children correct the position of sitting to reach the effect that effectively prevents children myopia.

When in use, the device is placed in a proper place indoors, the desk body 28 and the chair body 29 are adjusted to proper heights through the first screw rod lifter 17 and the second screw rod lifter 24, children can learn by sitting on the chair body 29, the telescopic rod 8 can be driven to stretch through the arranged hydraulic pump 7, thereby the angle of the small desk 4 can be adjusted, the children can conveniently learn, the myopia of the children can be prevented, and simultaneously when the small desk 4 is lifted, a gap is formed between the small desk 4 and the large desk 1 and is blocked by the arranged guard plate 5 to prevent the small desk 4 from being recycled, the hands of the children are inserted into the gap to cause clamping injury, the top of the small desk 4 is provided with a position sensor 13, the position sensor 13 can be adjusted to face the head of the child, when the child is hunched or lying prone during learning, the position sensor 13 transmits a signal to the voice announcer 14, and the voice announcer 14 reminds the child.

Claims (6)

1. A be used for children's myopia prevention study to use table chair, includes the table body (28) and the chair body (29), its characterized in that: a chair body (29) is arranged in front of the desk body (28), the desk body (28) comprises a large desk (1) and a bottom plate (2) inside, the bottom of the big desk (1) is fixedly connected with the top of the bottom plate (2), the inner wall of the big desk (1) is provided with a rolling shaft (3), the outer wall of the rolling shaft (3) is in rolling connection with the inner wall of the large desk (1), the outer wall of the rolling shaft (3) is provided with a small desk (4), the small desk (4) is movably connected with the large desk (1) through the arranged rolling shaft (3), the bottom of the small desk (4) is movably connected with the top of the bottom plate (2), the bottom of the small desk (4) is provided with a guard plate (5), the top of the guard plate (5) is fixedly connected with the bottom of the small desk (4), a groove (27) is formed in the inner wall of the bottom plate (2), and the inner wall of the groove (27) is movably connected with the outer wall of the guard plate (5);

the bottom of the bottom plate (2) is fixedly provided with a fixed box (6), the bottom of the fixed box (6) is provided with a hydraulic pump (7), the bottom of the hydraulic pump (7) is fixedly connected with the bottom of the fixed box (6), the inner wall of the hydraulic pump (7) is provided with a telescopic rod (8), the outer wall of the telescopic rod (8) is fixedly connected with the inner wall of the hydraulic pump (7), the bottom of the small desk (4) is fixedly provided with a fixed seat (9), the inner wall of the fixed seat (9) is provided with a first roller (10), the outer wall of the first roller (10) is movably connected with the inner wall of the telescopic rod (8), the telescopic rod (8) is movably connected with the small desk (4) through the arranged first roller (10), the top of the small desk (4) is provided with a base (11), the bottom of the base (11) is fixedly connected with the top of the small desk (4), the inner wall of base (11) is provided with second roller (12), the outer wall of second roller (12) is provided with position sensor (13), the inner wall of position sensor (13) and the outer wall swing joint of second roller (12), position sensor (13) through second roller (12) and base (11) swing joint that set up, the top fixed mounting of big desk (1) has voice broadcast ware (14).

2. A child myopia-prevention learning desk and chair according to claim 1, wherein: the bottom of bottom plate (2) is provided with table leg (15), the top of table leg (15) and the bottom fixed connection of bottom plate (2), the inner wall of table leg (15) is provided with first support column (16), the outer wall of first support column (16) and the inner wall sliding connection of table leg (15), the inner wall of table leg (15) is provided with first screw rod riser (17), the outer wall of first screw rod riser (17) and the inner wall fixed connection of table leg (15), the outer wall fixed mounting of the table leg (15) of telling has running-board (18).

3. A child myopia-prevention learning desk and chair according to claim 1, wherein: the top of big desk (1) fixed mounting has fixed plate (19), the top of fixed plate (19) is provided with rack (20), the bottom of rack (20) and the top fixed connection of fixed plate (19).

4. A child myopia-prevention learning desk and chair according to claim 1, wherein: the chair comprises a chair surface (21) in the chair body (29), chair legs (22) are arranged at the bottom of the chair surface (21), and the tops of the chair legs (22) are fixedly connected with the bottom of the chair surface (21).

5. A child myopia-prevention learning desk and chair according to claim 4, wherein: the inner wall of chair leg (22) is provided with second support column (23), the outer wall of second support column (23) and the inner wall sliding connection of chair leg (22), the inner wall of chair leg (22) is provided with second screw rod riser (24), the outer wall of second screw rod riser (24) and the inner wall fixed connection of chair leg (22).

6. A child myopia-prevention learning desk and chair according to claim 4, wherein: the chair is characterized in that a fixing frame (25) is fixedly mounted at the bottom of the chair surface (21), a backrest (26) is arranged on the outer wall of the fixing frame (25), and the outer wall of the backrest (26) is fixedly connected with the outer wall of the fixing frame (25).

Images