CN215125621U - Adjustable desk and chair - Google Patents

Abstract

The utility model discloses a regulating desk and chair, which relates to the technical field of desk and chair, comprising a support plate, wherein the number of the support plate is two, the top of the support plate is fixedly connected with two desk legs, four desk legs are arranged on the top of the desk leg, a storage drawer is arranged on the bottom of the desk plate, two regulating boxes are arranged on two sides of the storage drawer, the bottom of the inner cavity of each regulating box is rotatably connected with a threaded rod, the outer side of the threaded rod is connected with a push plate through a thread, the regulating desk and chair is provided with an air cavity, an air pump and a sucker, one end of the air pump pumps out air in the air cavity, so that the inner part of the air cavity is in a negative pressure state, the inner part of the sucker is in a negative pressure state through a through groove, the sucker is firmly adsorbed on the ground, the desk legs and the chair are not easy to turn over, thereby preventing students from accidentally knocking over the desk and chair, resulting in damage to the articles placed on the desks and chairs.

Description

Adjustable desk and chair

Technical Field

The utility model relates to a desk chair technical field specifically is a regulation formula desk chair.

Background

The desk and chair is a classroom tool, and students can use the desk and chair to give class. However, when the existing desk and chair are used, students are easy to accidentally knock down the desk and chair, which causes damage to articles placed on the desk and chair, and meanwhile, when the students need to store more articles, the existing desk and chair cannot meet the storage requirement, so that the existing desk and chair is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art, the utility model provides a regulation formula desk chair has solved the problem of proposing in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a regulation formula desk chair, includes the backup pad, the quantity of backup pad sets up to two, two table legs of the equal fixedly connected with in top of backup pad, four the top of table leg is provided with the table, the bottom of table is provided with the storage steamer tray, the both sides of storage steamer tray all are provided with two regulating boxes, the bottom of regulating box inner chamber all rotates and is connected with the threaded rod, the outside of threaded rod all has the push pedal through threaded connection, the bottom of push pedal all is provided with removes the post, the bottom of removing the post all extends to the below of regulating box the bottom of storage steamer tray is provided with first fixed plate, the bottom of first fixed plate is provided with the second fixed plate, be provided with three and connect cloth between second fixed plate and the first fixed plate, the one side of removing the post all with the outside fixed connection of second fixed plate.

Preferably, the top of regulating box inner chamber all fixedly connected with second servo motor, second servo motor's output all with the top fixed connection of threaded rod.

Preferably, the shifting chute has all been seted up to the backup pad inside, one side of shifting chute inner chamber all rotates and is connected with the lead screw, the outside of lead screw all has the ejector pad through threaded connection, the equal fixedly connected with in one side of ejector pad pushes away the post, the one end of pushing away the post all extends to the outside of backup pad, two the one end fixedly connected with unable adjustment base of pushing away the post, unable adjustment base's top is provided with the seat, one side of shifting chute inner chamber all is provided with a servo motor, a servo motor's output drives the lead screw and rotates.

Preferably, the top of backup pad just is located between two table legs and all is provided with the stationary box with unable adjustment base's top, the inside one side that just is located the shifting chute of backup pad and the inside air cavity of all having seted up of unable adjustment base, the inside top of stationary box all is provided with the air pump, the one end of air pump all extends to the top of stationary box, the other end of air pump all extends to inside the air cavity, logical groove has all been seted up to the bottom of backup pad and unable adjustment base, the outside that just is located logical groove in the bottom of backup pad and unable adjustment base all is provided with the sucking disc.

Preferably, the top of the supporting plate and the top of the fixed base are both provided with a switch valve, and the bottom ends of the switch valves extend into the air cavity.

Preferably, one side of the storage drawer is provided with a control panel.

The utility model provides a regulation formula desk chair possesses following beneficial effect:

1. this regulation formula desk chair, through being provided with air cavity, air pump and sucking disc, the one end of air pump is taken the inside air in air cavity out for the inside negative pressure state that is in of air cavity makes the inside negative pressure state that is in of sucking disc through leading to the groove, makes sucking disc absorption firmly on ground, thereby makes table leg and seat be difficult for overturning, thereby prevents that the student accident from bumping this desk chair down, leads to the article placed on the desk chair to damage.

2. This regulation formula desk chair, through being provided with the second fixed plate, connect cloth and removal post, when the thing that the student need deposit is more, second servo motor's output drives the threaded rod and rotates, make the threaded rod drive the push pedal and remove, make the push pedal promote to remove the post and move down, make to remove the post and drive the second fixed plate and move down, make to connect cloth and stretch out, thereby utilize first fixed plate, the collection steamer tray structure that second fixed plate and connection cloth are constituteed is saved, when need not using, second servo motor's output drives threaded rod antiport, make to move the post and drive the second fixed plate and shift up, make and connect the cloth shrink, make things convenient for the student to use when the thing that needs to deposit more and collect the steamer tray structure, when need not using simultaneously, can be with collecting the shrink of steamer tray structure, do not occupy more space.

Drawings

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

fig. 2 is a schematic top sectional view of the second fixing plate top structure of the present invention;

FIG. 3 is a side view of the table board of the present invention;

FIG. 4 is a schematic structural view of a supporting plate of the present invention;

FIG. 5 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the point B of FIG. 1 according to the present invention;

fig. 7 is an enlarged view of fig. 1 at C according to the present invention;

fig. 8 is an enlarged view of fig. 1 at D according to the present invention.

In the figure: 1. a support plate; 2. desk legs; 3. an air cavity; 4. a moving groove; 5. a screw rod; 6. a first servo motor; 7. a push block; 8. pushing the column; 9. a fixed base; 10. a fixed box; 11. an air pump; 13. a suction cup; 14. an on-off valve; 15. a through groove; 16. a table plate; 17. a storage drawer; 18. an adjusting box; 19. a second servo motor; 20. a threaded rod; 21. pushing the plate; 22. moving the column; 23. a first fixing plate; 24. a second fixing plate; 25. connecting cloth; 26. a chair.

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.

Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides a regulation formula desk chair, including backup pad 1, the quantity of backup pad 1 sets up to two, two table legs 2 of the equal fixedly connected with in top of backup pad 1, the top of four table legs 2 is provided with table 16, the bottom of table 16 is provided with storage steamer tray 17, storage steamer tray 17's both sides all are provided with two regulating box 18, the bottom of regulating box 18 inner chamber all rotates and is connected with threaded rod 20, threaded rod 20's the outside all has push pedal 21 through threaded connection, push pedal 21's bottom all is provided with removes post 22, the bottom that the bottom of removing post 22 all extends to regulating box 18's below storage steamer tray 17 is provided with first fixed plate 23, the bottom of first fixed plate 23 is provided with second fixed plate 24, be provided with three and connect cloth 25 between second fixed plate 24 and the first fixed plate 23, one side of removing post 22 all with the outside fixed connection of second fixed plate 24.

The top of the inner cavity of the adjusting box 18 is fixedly connected with a second servo motor 19, the output end of the second servo motor 19 is fixedly connected with the top end of a threaded rod 20, so that the output end of the second servo motor 19 drives the threaded rod 20 to rotate, a moving groove 4 is formed in the supporting plate 1, one side of the inner cavity of the moving groove 4 is rotatably connected with a lead screw 5, the outer side of the lead screw 5 is connected with a push block 7 through threads, one side of the push block 7 is fixedly connected with a push column 8, one end of the push column 8 extends to the outer side of the supporting plate 1, one end of each of the two push columns 8 is fixedly connected with a fixed base 9, the top of the fixed base 9 is provided with a seat 26, one side of the inner cavity of the moving groove 4 is provided with a first servo motor 6, the output end of the first servo motor 6 drives the lead screw 5 to rotate, so that the output end of the first servo motor 6 drives the lead screw 5 to rotate, thereby being convenient for adjusting the distance between the desk plate 16 and the desk legs 2, the top of the supporting plate 1 is provided with a fixed box 10 between two desk legs 2 and the top of the fixed base 9, one side of the supporting plate 1, which is positioned in the moving groove 4, and the inside of the fixed base 9 are both provided with an air cavity 3, the top of the inside of the fixed box 10 is provided with an air pump 11, one end of the air pump 11 extends to the upper part of the fixed box 10, the other end of the air pump 11 extends to the inside of the air cavity 3, the bottom of the supporting plate 1 and the bottom of the fixed base 9 are both provided with a through groove 15, the bottom of the supporting plate 1 and the bottom of the fixed base 9 are both provided with a sucker 13 outside the through groove 15, so as to prevent the desk legs 2 and the seat 26 from overturning, the top of the supporting plate 1 and the top of the fixed base 9 are both provided with a switch valve 14, the bottom end of the switch valve 14 extends to the inside of the air cavity 3, so as to open the switch valve 14 and restore the air pressure inside the air cavity 3, when the seat 26 and the desk 16 are moved, one side of the storage drawer 17 is provided with a control panel, the desk and chair can be controlled conveniently.

In conclusion, when the adjustable desk and chair is used, a student can control the distance between the chair 26 and the desk 16 through the control panel to adjust the position of the chair 26, at this time, the output end of the first servo motor 6 drives the screw rod 5 to rotate, so that the screw rod 5 drives the push block 7 to move, so that the push block 7 drives the push column 8 to move, so that the push column 8 drives the fixed base 9 to move, then one end of the air pump 11 pumps out the air in the air cavity 3, so that the inside of the air cavity 3 is in a negative pressure state, the inside of the suction cup 13 is in a negative pressure state through the through groove 15, so that the suction cup 13 is firmly adsorbed on the ground, so that the desk leg 2 and the chair 26 are not easy to turn over, when the chair 26 and the desk 16 need to be moved, the switch valve 14 is opened to restore the air pressure in the air cavity 3, when the student needs to store more things, the output end of the second servo motor 19 drives the threaded rod 20 to rotate, make threaded rod 20 drive push pedal 21 and remove, make push pedal 21 promote to move post 22 and move down, make to move post 22 and drive second fixed plate 24 and move down, make to connect cloth 25 to stretch out, thereby utilize first fixed plate 23, second fixed plate 24 and the collection steamer tray structure of connecting cloth 25 and constituteing save, when need not use, second servo motor 19's output drives threaded rod 20 antiport, make threaded rod 20 drive push pedal 21 rebound, make push pedal 21 pulling move up post 22, make to move post 22 and drive second fixed plate 24 and move up, make to connect cloth 25 shrink.

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 (6)

1. The utility model provides a regulation formula desk chair, includes backup pad (1), its characterized in that: the number of the supporting plates (1) is two, two table legs (2) are fixedly connected to the top of the supporting plates (1), four table legs (2) are arranged at the top of the table (16), a storage drawer (17) is arranged at the bottom of the table (16), two adjusting boxes (18) are arranged on two sides of the storage drawer (17), a threaded rod (20) is rotatably connected to the bottom of an inner cavity of each adjusting box (18), a push plate (21) is connected to the outer side of each threaded rod (20) through threads, a moving column (22) is arranged at the bottom of each push plate (21), the bottom end of each moving column (22) extends to the position below the corresponding adjusting box (18), a first fixing plate (23) is arranged at the bottom of each storage drawer (17), a second fixing plate (24) is arranged at the bottom of each first fixing plate (23), three connecting cloths (25) are arranged between each second fixing plate (24) and the corresponding first fixing plate (23), one side of the movable column (22) is fixedly connected with the outer side of the second fixing plate (24).

2. An adjustable desk and chair as claimed in claim 1 wherein: the top of the inner cavity of the adjusting box (18) is fixedly connected with a second servo motor (19), and the output end of the second servo motor (19) is fixedly connected with the top end of the threaded rod (20).

3. An adjustable desk and chair as claimed in claim 1 wherein: moving slot (4) have all been seted up to backup pad (1) inside, one side of moving slot (4) inner chamber all rotates and is connected with lead screw (5), the outside of lead screw (5) all has ejector pad (7) through threaded connection, the equal fixedly connected with in one side of ejector pad (7) pushes away post (8), the one end of ejector pad (8) all extends to the outside of backup pad (1), two the one end fixedly connected with unable adjustment base (9) of ejector pad (8), the top of unable adjustment base (9) is provided with seat (26), one side of moving slot (4) inner chamber all is provided with first servo motor (6), the output of first servo motor (6) drives lead screw (5) and rotates.

4. An adjustable desk and chair as claimed in claim 1 wherein: the top of backup pad (1) just is located between two table legs (2) and all is provided with stationary box (10) with the top of unable adjustment base (9), one side that backup pad (1) is inside and is located shifting chute (4) and inside air cavity (3) of all having seted up of stationary base (9), the inside top of stationary box (10) all is provided with air pump (11), the one end of air pump (11) all extends to the top of stationary box (10), the other end of air pump (11) all extends to inside air cavity (3), logical groove (15) have all been seted up to the bottom of backup pad (1) and stationary base (9), the outside that just is located logical groove (15) in the bottom of backup pad (1) and stationary base (9) all is provided with sucking disc (13).

5. An adjustable desk and chair as claimed in claim 1 wherein: the top of the supporting plate (1) and the top of the fixed base (9) are both provided with a switch valve (14), and the bottom ends of the switch valves (14) extend into the air cavity (3).

6. An adjustable desk and chair as claimed in claim 1 wherein: and a control panel is arranged on one side of the storage drawer (17).

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