CN209932065U

CN209932065U - Multifunctional tablet chair

Info

Publication number: CN209932065U
Application number: CN201920275714.1U
Authority: CN
Inventors: 傅博伦
Original assignee: Jiangxi Rui Rui School Tool Co Ltd
Current assignee: Jiangxi Ruifa Educational Equipment Group Co ltd
Priority date: 2019-03-05
Filing date: 2019-03-05
Publication date: 2020-01-14
Anticipated expiration: 2029-03-05

Abstract

The utility model belongs to the technical field of the tablet chair technique and specifically relates to a multifunctional tablet chair, including the seat support, the below of seat support is equipped with the base, be equipped with elevating system between base and the seat support, elevating system includes the lift post, the inside of lift post is equipped with the cavity, the rectangular hole has been seted up to the bottom outer wall of lift post, be equipped with the fixed column in the rectangular hole, a plurality of fixed orificess have been seted up to the front surface of fixed column, the top of fixed column is through the bolt fastening limiting plate, the round hole has been seted up to the front surface of lift post, be equipped with the spliced pole in the round hole, the one end that the spliced pole is close to the round hole is equipped with the spacing ring, the one end that the spliced pole was kept away from to the spacing ring is equipped with spacing post, the spring has been cup jointed on the spliced pole, the one end threaded.

Description

Multifunctional tablet chair

Technical Field

The utility model relates to a tablet chair technical field specifically is a multifunctional tablet chair.

Background

The tablet chair is used for students to class and study, and at present, the height of a chair seat and the leaning angle of the tablet chair used for the students to study are fixed and cannot be adjusted, so that the tablet chair is inconvenient for the students to use, and the comfort level of the tablet chair to use is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional tablet chair 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:

a multifunctional tablet chair comprises a chair seat, wherein a base is arranged below the chair seat, a lifting mechanism is arranged between the base and the chair seat and comprises a lifting column, a cavity is formed in the lifting column, a rectangular hole is formed in the outer wall of the bottom of the lifting column, a fixing column is arranged in the rectangular hole, a plurality of fixing holes are formed in the front surface of the fixing column, a limiting plate is fixed to the top end of the fixing column through a bolt, a round hole is formed in the front surface of the lifting column, a connecting column is arranged in the round hole, a limiting ring is arranged at one end, close to the round hole, of the connecting column, a limiting column is arranged at one end, far away from the connecting column, a spring is sleeved on the connecting column, and a connecting cap is connected to one end, far away;

a chair back is arranged at the right side of the chair seat, two rectangular grooves are arranged on the outer wall of one side of the chair back close to the chair seat, the inner walls of the two sides of the rectangular groove are respectively provided with a square groove, the outer wall of the top part of the chair seat is fixed with two support rods at the two sides through bolts, the top ends of the two support rods are fixed with an adjusting box body through bolts, a sliding groove is arranged on the inner wall of the bottom of the adjusting box body, a rack is arranged above the sliding groove, a sliding block is fixed at the bottom end of the rack through a bolt, an adjusting rod is fixed on the outer wall of the left side of the rack through a bolt, convex blocks are arranged on the outer walls of the two sides of the adjusting rod, one end of the adjusting rod far away from the rack is connected with the chair backrest, a gear is arranged above the rack, the inside of gear is through the bolt fastening pivot, and the one end that the gear was kept away from to the pivot is fixed with the knob through the bolt.

Preferably, the shape and the size of the adjusting rod are matched with those of the rectangular groove, and the shape of the convex block is matched with that of the square groove and is movably connected with the square groove.

Preferably, the gear is matched with the rack in shape and size, and the gear and the rack are meshed with each other.

Preferably, the shape and size of the sliding block are matched with those of the sliding groove, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, the shape and size of the connecting column are matched with those of the round hole, and the connecting column, the limiting ring and the limiting column are of an integrally formed structure.

Preferably, the shape and the size of the limiting column are matched with those of the fixing holes, and the limiting column and the fixing holes are in clamping fit.

Preferably, the outer wall of the bottom of the base, which is close to four corners, is fixed with non-slip mats through bolts, the shapes and sizes of the fixing columns are matched with those of the rectangular holes, and the number of the fixing holes is 3-6, and the fixing holes are linearly arranged at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: the multifunctional tablet chair can adjust the height of the chair seat through the arrangement of the connecting cap, the spring, the connecting column, the limiting ring, the limiting column, the fixing column and the lifting column, so that students with different heights can use the multifunctional tablet chair conveniently; through the setting of knob, rack, gear, regulation pole, slider and spout, can adjust the angle that the chair leaned on to let the student sit more comfortable, strengthened the practicality of device.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the adjusting box of the present invention;

fig. 4 is an exploded schematic view of the lifting mechanism of the present invention;

fig. 5 is a schematic view of a partial cross-sectional structure of the lifting mechanism of the present invention;

fig. 6 is a schematic view of a partial connection structure of the middle adjusting rod and the chair back of the present invention.

In the figure: 1. a chair seat; 2. a support bar; 3. adjusting the box body; 30. a chute; 31. a rack; 32. a slider; 33. adjusting a rod; 330. a bump; 34. a knob; 35. a gear; 4. a chair back; 40. a rectangular groove; 400. a square groove; 5. a lifting mechanism; 50. a lifting column; 500. a circular hole; 501. a cavity; 502. a rectangular hole; 51. fixing a column; 510. a fixing hole; 511. a limiting plate; 52. a limiting column; 53. a limiting ring; 54. connecting columns; 55. a spring; 56. a connecting cap; 6. a base; 60. a non-slip mat.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

a multifunctional tablet chair comprises a chair seat 1, a base 6 is arranged below the chair seat 1, a lifting mechanism 5 is arranged between the base 6 and the chair seat 1, the lifting mechanism 5 comprises a lifting column 50, a cavity 501 is arranged inside the lifting column 50, a rectangular hole 502 is formed in the outer wall of the bottom of the lifting column 50, a fixed column 51 is arranged in the rectangular hole 502, a plurality of fixed holes 510 are formed in the front surface of the fixed column 51, a limiting plate 511 is fixed to the top end of the fixed column 51 through bolts, a round hole 500 is formed in the front surface of the lifting column 50, a connecting column 54 is arranged in the round hole 500, a limiting ring 53 is arranged at one end, close to the round hole 500, of the connecting column 54, a limiting column 52 is arranged at one end, far away from the connecting column 54, a spring 55 is sleeved on the connecting column 54, a connecting cap 56 is connected to one end, far away from the limiting ring 53, of the lifting column;

seat support 1's right side is equipped with the chair and leans on 4, two rectangular channels 40 have been seted up on 4 outer walls of one side that are close to seat support 1 to the chair, square groove 400 has all been seted up on the both sides inner wall of rectangular channel 40, seat support 1's top outer wall is located both sides department and all has two bracing pieces 2 through the bolt fastening, there is adjusting box 3 on the top of two bracing pieces 2 through the bolt fastening, spout 30 has been seted up to adjusting box 3's bottom inner wall, the spout top is equipped with rack 31, there is slider 32 bottom through the bolt fastening of rack 31, there is regulation pole 33 through the bolt fastening on rack 31's the left side outer wall, all be equipped with lug 330 on adjusting pole 33's the both sides outer wall, the one end that adjusts pole 33 and keep away from rack 31 leans on 4 with the chair and is connected, rack 31's top is equipped with gear 35.

In this embodiment, the shape and size of the adjusting rod 33 are matched with the rectangular groove 40, the shape of the protrusion 330 is matched with the square groove 400, and the adjusting rod and the rectangular groove are movably connected, one end of the adjusting rod 33 is embedded in the rectangular groove 40, and can slide up and down or rotate along the circumference, when the chair backrest 4 is adjusted, the position of the adjusting rod 33 on the chair backrest 4 can be adjusted adaptively due to the change of the angle of the chair backrest 4, the chair seat 1 is hinged with the chair backrest 4, and the angle of the chair backrest 4 can be adjusted conveniently.

It should be noted that, the shape and size of the gear 35 are matched with the rack 31, and the gear 35 and the rack 31 are engaged with each other, so that the gear 35 is engaged with the rack 31, the rack 31 is conveniently driven to move, and the chair back 4 is conveniently adjusted.

In this embodiment, the shape and size of the sliding block 32 are matched with the sliding groove 30, and the sliding block 32 is slidably connected with the sliding groove 30, so that the sliding block 32 can stably move in the sliding groove 30.

It should be added that the shape and size of the connecting column 54 are matched with the circular hole 500, and the connecting column 54, the limiting ring 53 and the limiting column 52 are of an integrally formed structure, so that the connecting column 54, the limiting ring 53 and the limiting column 52 are connected more tightly, and the stability is enhanced.

Furthermore, the shape and size of the limiting column 52 are matched with the fixing hole 510, and the limiting column 52 and the fixing hole 510 are in clamping fit, so that the limiting column 52 is conveniently and stably arranged in the fixing hole 510, and the lifting column 50 can be positioned.

In addition, the outer wall of the bottom of the base 6 is fixed with the anti-slip pads 60 close to the four corners through bolts, so that the anti-slip performance of the tablet chair is enhanced, the shape and the size of the fixing column 51 are matched with the rectangular holes 502, the number of the fixing holes 510 is 3-6, preferably 3 in the embodiment, and the fixing columns are linearly arranged at equal intervals.

When the multifunctional tablet chair is used, students can adjust the height of the chair seat 1 according to the height condition of the students, pull the connecting cap 56 to drive the connecting column 54, the limiting ring 53 and the limiting column 52 to stretch outwards and compress the spring 55, thereby separating the position-limiting column 52 from the fixing hole 510, and at this time, the height of the lifting column 50 can be adjusted, thereby driving the height of the chair seat 1 to rise or fall, when the chair seat 1 is adjusted to the proper height, the connecting cap 56 is released, the limiting column 52 is placed in the fixing hole 510 again through the return of the spring 55, thereby fixing the lifting column 50 together with the chair seat 1, the student can adjust the angle of the chair back 4 according to the comfort level of the chair, the knob 34 is rotated to drive the gear 35 to rotate, the gear 35 is meshed with the rack 31, the rack 31 and the adjusting rod 33 can be driven to move left and right, so that the angle of the chair back 4 can be adjusted.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multifunctional tablet chair comprises a chair seat (1), and is characterized in that: a base (6) is arranged below the seat (1), a lifting mechanism (5) is arranged between the base (6) and the seat (1), the lifting mechanism (5) comprises a lifting column (50), a cavity (501) is arranged inside the lifting column (50), a rectangular hole (502) is formed in the outer wall of the bottom of the lifting column (50), a fixed column (51) is arranged in the rectangular hole (502), a plurality of fixed holes (510) are formed in the front surface of the fixed column (51), a limiting plate (511) is fixed at the top end of the fixed column (51) through bolts, a round hole (500) is formed in the front surface of the lifting column (50), a connecting column (54) is arranged in the round hole (500), a limiting ring (53) is arranged at one end, close to the round hole (500), of the connecting column (54), and a limiting column (52) is arranged at one end, far away from the connecting column (54), of the limiting ring (, a spring (55) is sleeved on the connecting column (54), and a connecting cap (56) is connected to one end, far away from the limiting ring (53), of the connecting column (54) in a threaded manner;

the right side of the chair seat (1) is provided with a chair backrest (4), the chair backrest (4) is provided with two rectangular grooves (40) on the outer wall of one side close to the chair seat (1), the inner walls of the two sides of the rectangular grooves (40) are provided with square grooves (400), the outer wall of the top part of the chair seat (1) at the two sides is provided with two support rods (2) through bolts, the top ends of the two support rods (2) are provided with an adjusting box body (3) through bolts, the inner wall of the bottom part of the adjusting box body (3) is provided with a sliding groove (30), a rack (31) is arranged above the sliding groove, the bottom end of the rack (31) is provided with a sliding block (32) through bolts, the outer wall of the left side of the rack (31) is provided with an adjusting rod (33) through bolts, the outer walls of the two sides of the adjusting rod (33) are provided with convex blocks (330), one end, the gear (35) is arranged above the rack (31), the rotating shaft is fixed inside the gear (35) through a bolt, and a knob (34) is fixed at one end, far away from the gear (35), of the rotating shaft through a bolt.

2. The multifunctional tablet chair of claim 1, wherein: the shape and the size of the adjusting rod (33) are matched with those of the rectangular groove (40), and the shape of the convex block (330) is matched with that of the square groove (400) and is movably connected with the square groove.

3. The multifunctional tablet chair of claim 1, wherein: the gear (35) is matched with the rack (31) in shape and size, and the gear and the rack are meshed with each other.

4. The multifunctional tablet chair of claim 1, wherein: the shape and the size of the sliding block (32) are matched with those of the sliding groove (30), and the sliding block and the sliding groove are connected in a sliding mode.

5. The multifunctional tablet chair of claim 1, wherein: the shape and the size of the connecting column (54) are matched with those of the round hole (500), and the connecting column (54), the limiting ring (53) and the limiting column (52) are of an integrally formed structure.

6. The multifunctional tablet chair of claim 1, wherein: the shape and the size of the limiting column (52) are matched with those of the fixing hole (510), and the limiting column and the fixing hole are in clamping fit.

7. The multifunctional tablet chair of claim 1, wherein: the anti-skidding mats (60) are fixed on the outer wall of the bottom of the base (6) close to four corners through bolts, the shapes and the sizes of the fixing columns (51) are matched with those of the rectangular holes (502), and the number of the fixing holes (510) is 3-6 and the fixing holes are linearly arranged at equal intervals.