CN209846612U - Student is with deployable study seat - Google Patents

Abstract

The utility model discloses a student is with deployable formula study seat, including the back of the chair, the right side of seat support is connected through the loose axle in the bottom of the back of the chair, the top both sides of loose axle are equipped with the hinge, the upside of seat support is equipped with the seat foam-rubber cushion of ventilating, and the rear side of seat support is equipped with the movable groove, the movable groove with write the one end swing joint of board bracing piece, write the other end of board bracing piece and write board swing joint, write the bottom both sides of board be equipped with write the board bracing piece with write the recess that the board bracing piece corresponds, write the one end of board dead lever is write to swing joint in the bottom both sides recess of board. The extensible learning seat is provided with a sitting posture correction plate, so that the sitting posture of students can be corrected conveniently, the health of the students can not be influenced when the students learn, the chair backs and the chair seats are provided with breathable sponge cushions, the comfort of the students is guaranteed, and the seat is also provided with a writing plate, so that the students can learn anytime and anywhere conveniently.

Description

Student is with deployable study seat

Technical Field

The utility model relates to a student's apparatus technical field specifically is a student is with deployable study seat.

Background

The chair is an essential item in schools, and most of students need to use the chair in school time, and the chair is an essential teaching hardware facility. At present, most schools are made of hard materials in consideration of the practicability of student seats, and students need to sit for study every day, so that the students are uncomfortable to use, and particularly, when the students sit on the seats in cold weather, the students are very cold under the buttocks, and the students are not good for health; the chair is very inconvenient to move and is easy to collide, so that students can easily bend over and hump back after long-time study, and the health of the students is greatly disadvantaged.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a student with deployable study seat, can fold and carry, brought the facility when moving for the seat, the back of the chair still is equipped with the position of sitting and corrects the board and will not correct the cushion and provide good position of sitting custom, and the back of the chair and seat support all are equipped with ventilative foam-rubber cushion simultaneously, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an expandable learning chair for students comprises a chair back, wherein the bottom of the chair back is connected with the right side of a chair seat through a movable shaft, two ends of the movable shaft are provided with hinges, two sides of the hinges are respectively connected with the chair back and the chair seat through screws, the upper side of the chair seat is provided with a seat ventilating sponge cushion, the rear side of the chair seat is provided with a movable groove, the movable groove is movably connected with one end of a writing board supporting rod, the other end of the writing board supporting rod is movably connected with a writing board, two sides of the bottom of the writing board are provided with grooves corresponding to the writing board supporting rod, one end of a writing board fixing rod is movably connected in the grooves at two sides of the bottom of the writing board, the other end of the writing board fixing rod is clamped with a clamping groove at the middle position of the writing board supporting rod, two sliding grooves are arranged at two sides of the bottom of the chair seat, one ends of the two sliding grooves are movably connected with a first chair leg, the top end of the second chair leg is provided with a pulley which is connected with the other end of the sliding groove at the bottom of the chair seat in a sliding way.

As an optimized technical proposal of the utility model, the bottom of the first chair leg and the second chair leg are both provided with chair leg non-slip mats.

As an optimal technical scheme of the utility model, be equipped with the ventilative foam-rubber cushion of the back of the chair on the back of the chair, the top both sides of the ventilative foam-rubber cushion of the back of the chair are equipped with the position of sitting and correct the board, are equipped with waist in the middle of the bottom of the ventilative foam-rubber cushion of the back of the chair and correct the pad.

As an optimal technical scheme of the utility model, first chair leg and second chair leg pass through roller bearing swing joint, roller bearing swing joint chair leg reinforcing shaft, the bottom of writing the board is equipped with the groove that receive and releases that corresponds with the chair leg reinforcing shaft.

As an optimized technical scheme of the utility model, the right side of writing board is J type recess.

Compared with the prior art, the beneficial effects of the utility model are that: the extensible learning seat is provided with a sitting posture correction plate, so that the sitting posture of students can be corrected conveniently, the health of the students can not be influenced when the students learn, the chair backs and the chair seats are provided with breathable sponge cushions, the comfort of the students is guaranteed, and the seat is also provided with a writing plate, so that the students can learn anytime and anywhere conveniently.

Drawings

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

fig. 2 is a right side view of the present invention.

In the figure: the chair comprises a chair back 1, a writing board sliding shaft 2, a chair leg non-slip mat 3, a first chair leg 4, a chair seat 5, a writing board supporting rod 6, a writing board fixing rod 7, a chair back ventilating sponge mat 8, a sitting posture correcting board 9, a writing board 10, a movable shaft 11, a waist correcting mat 12, a hinge 13, a chair seat ventilating sponge mat 14, a chair leg reinforcing shaft 15 and a second chair leg 16.

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. 1-2, the present invention provides a technical solution: an extensible learning seat for students comprises a seat back 1, wherein the bottom of the seat back 1 is connected with the right side of a seat 5 through a movable shaft 11, a chair back ventilating sponge cushion 8 is arranged on the seat back 1, sitting posture correction plates 9 are arranged on two sides of the top of the chair back ventilating sponge cushion 8, a waist correction cushion 12 is arranged in the middle of the bottom of the chair back ventilating sponge cushion 8, so that students can keep a good sitting posture, hinges 13 are arranged at two ends of the movable shaft 11 and used for fixing the folding angle of the seat back, two sides of each hinge 13 are respectively connected with the seat back 1 and the seat 5 through screws, a seat ventilating sponge cushion 14 is arranged on the upper side of the seat 5, a movable groove is arranged on the rear side of the seat 5 and movably connected with one end of a writing plate supporting rod 6, the other end of the writing plate supporting rod 6 is movably connected with a writing plate 10, the right side of the writing plate 10 is a J-shaped groove, grooves corresponding to, the writing board is used for retracting and releasing a writing board supporting rod 6, one end of a writing board fixing rod 7 is movably connected in grooves at two sides of the bottom of a writing board 10, the other end of the writing board fixing rod 7 is clamped with a clamping groove at the middle position of the writing board supporting rod 6, two sliding grooves are arranged at two sides of the bottom of a chair seat 5, one ends of the two sliding grooves are movably connected with a first chair leg 4, the middle of the first chair leg 4 is movably connected with the middle position of a second chair leg 16 through a rotating shaft, the rotating shaft at the middle of the first chair leg 4 at two sides of the bottom of the chair seat 5 is connected through a chair leg reinforcing shaft 15, a retracting and releasing groove corresponding to the chair leg reinforcing shaft 15 is arranged at the bottom of the writing board 10, a pulley is arranged at the top end of the second chair leg 16, the pulley is connected with the other end of the sliding groove at the bottom of the chair seat 5 in a, the second chair leg 16 is folded and unfolded through the pulley at the top end of the second chair leg 16, the chair leg anti-slip pads 3 are arranged at the bottoms of the first chair leg 4 and the second chair leg 16, the chair legs are prevented from sliding randomly, and meanwhile, the damage to the bottom plate can be reduced.

When in use: through pulling back of the chair 1, make the biggest flip angle of back of the chair 1 and seat support 5 separation time one-tenth, it is fixed through hinge 13, pull through the bottom of seat support 5 and write board 10, make and write board 10 upset seat support top, open and write board 10, through writing board dead lever 7 and the draw-in groove joint of writing board bracing piece 6 intermediate position, form fixed form, pull first chair leg 4, open through the pulley action at 16 tops of second chair leg, form stable form.

The utility model discloses convenient to use, unnecessary collides with when moving through folding mode reduction, to the student who sits the study for a long time, through adding back of the chair ventilative foam-rubber cushion 8 and the ventilative foam-rubber cushion 14 of seat support, the comfort level has especially been improved, because long-time low-head study, it is very unfavorable to student development, the phenomenon that forms bow humpback is very obvious, correct board 9 and waist through increasing the position of sitting and correct the position of sitting that the pad 12 corrected the student, write the activity pattern of board 10, can make things convenient for the student to study at any time and have a rest and provide very big convenience.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A student is with deployable study seat, includes back of the chair (1), its characterized in that: the bottom of the chair back (1) is connected with the right side of the chair seat (5) through a movable shaft (11), two ends of the movable shaft (11) are provided with hinges (13), two sides of the hinges (13) are respectively connected with the chair back (1) and the chair seat (5) through screws, the upper side of the chair seat (5) is provided with a seat ventilating sponge cushion (14), the rear side of the chair seat (5) is provided with a movable groove, the movable groove is movably connected with one end of a writing board supporting rod (6), the other end of the writing board supporting rod (6) is movably connected with a writing board (10), two sides of the bottom of the writing board (10) are provided with grooves corresponding to the writing board supporting rod (6), the grooves on two sides of the bottom of the writing board (10) are movably connected with one end of a writing board fixing rod (7), the other end of the writing board fixing rod (7) is connected with a clamping groove in the middle position of the writing board supporting rod (6), two sides of the bottom of the chair, one ends of the two sliding grooves are movably connected with the first chair leg (4), the middle of the first chair leg (4) is movably connected with the middle position of the second chair leg (16) through a rotating shaft, a pulley is arranged at the top end of the second chair leg (16), and the pulley is slidably connected with the other end of the sliding groove at the bottom of the chair seat (5).

2. A student deployable learning seat according to claim 1, wherein: the bottoms of the first chair leg (4) and the second chair leg (16) are respectively provided with a chair leg non-slip mat (3).

3. A student deployable learning seat according to claim 1, wherein: the chair back is characterized in that a chair back ventilating sponge cushion (8) is arranged on the chair back (1), sitting posture correcting plates (9) are arranged on two sides of the top of the chair back ventilating sponge cushion (8), and a waist correcting cushion (12) is arranged in the middle of the bottom of the chair back ventilating sponge cushion (8).

4. A student deployable learning seat according to claim 1, wherein: the pivot in the middle of the first chair leg (4) of seat support (5) bottom both sides passes through chair leg reinforcing shaft (15) and connects, the bottom of writing board (10) is equipped with the groove that receive and releases that corresponds with chair leg reinforcing shaft (15).

5. A student deployable learning seat according to claim 1, wherein: the right side of the writing board (10) is a J-shaped groove.