CN214760125U

CN214760125U - Student chair with body shape correcting function

Info

Publication number: CN214760125U
Application number: CN202121259774.8U
Authority: CN
Inventors: 郭彦雷
Original assignee: Anhui Vost Education Equipment Co ltd
Current assignee: Anhui Vost Education Equipment Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-19
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a student chair with body shape correcting function, which comprises a chair frame, a correcting unit and a driving unit; a chair frame: the upper ends of the inner parts of the chair frames are symmetrically provided with supporting strips, small sliding columns are connected in the small sliding holes on the upper surfaces of the supporting strips in a sliding manner, the upper ends of the small sliding columns are fixedly connected with the lower surface of the seat plate, and the upper ends of the chair frames are provided with backrests; a correction unit: the upper surface of the backrest is provided with a backrest; a drive unit: set up in the support bar trailing flank of rear side, the sliding connection behind the lower surface of drive unit's front end and bedplate, drive unit's upper end and correction unit's middle part are rotated and are connected, and drive unit's lower extreme and chair frame's rear side horizontal pole rotate to be connected, and correction unit is including round pin axle bed and correction claw, round pin axle bed symmetry sets up in the upper surface of back, and the upper end of round pin axle bed is rotated through the middle part of round pin axle with correction claw respectively and is connected, this student chair with function is corrected to size, and correction unit can open and shut automatically, convenience simple to use.

Description

Student chair with body shape correcting function

Technical Field

The utility model relates to a chair technical field specifically is a student's chair with function is corrected to size.

Background

The chair is a daily life furniture, a seat with a backrest and armrests, modern chairs pursue beautiful and fashionable, some chairs are no longer used as seats alone, under the combination of science and technology, the life of human beings is more convenient, the chairs have various types, and can be divided into office chairs, dining chairs, bar chairs, leisure chairs, deck chairs, student chairs and the like according to the use classification, the student chairs are used when students study, because students sit for a long time, the body is tired, the body can incline and bend from the independent body, the chair is difficult to control, the chair can cause the humpback phenomenon for a long time, the healthy growth of the body is not facilitated, and the body shape correction function can be added on the student chairs, at present, the sitting posture of the students is limited by using a mode of connection with a buckle, the sitting posture of the students is corrected, the effect is good, but the chair needs to be buckled and opened before getting up, the use is troublesome, and therefore, a student chair with a body shape correcting function is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a student's chair with function is corrected to the size, correct the unit and can open and shut convenient to use simply automatically, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a student chair with a body shape correcting function comprises a chair frame, a correcting unit and a driving unit;

a chair frame: the upper ends of the inner parts of the chair frames are symmetrically provided with supporting strips, small sliding columns are connected in the small sliding holes on the upper surfaces of the supporting strips in a sliding manner, the upper ends of the small sliding columns are fixedly connected with the lower surface of the seat plate, and the upper ends of the chair frames are provided with backrests;

a correction unit: the upper surface of the backrest is provided with a backrest;

a drive unit: set up in the support bar trailing flank of rear side, the sliding connection behind the lower surface of drive unit's front end and bedplate, drive unit's upper end and correction unit's middle part are rotated and are connected, drive unit's lower extreme and the rear side horizontal pole of chair frame rotate and are connected, the place ahead of student's shoulder is moved to the anticollision piece that will correct the claw upper end through student's effect of gravity, and then do not produce under the condition of constraint sense to the student, the anticollision piece can restrict leaning forward of student's health, guarantee good position of sitting, high durability and convenient use, guarantee good use and feel, spring drive bedplate resets after getting up, the front end lifting of correcting the claw under the effect of extension spring, realize automatic opening, high convenience and fast use, save student's time.

Furthermore, the correction unit comprises a pin shaft seat and a correction claw, the pin shaft seat is symmetrically arranged on the upper surface of the backrest, and the upper end of the pin shaft seat is rotatably connected with the middle of the correction claw through a pin shaft respectively, so that the good sitting posture of a student is guaranteed.

Furthermore, the correction unit further comprises a connecting column which is arranged between the lower ends of the two correction claws, so that the two correction claws can move synchronously, and the drive is convenient.

Furthermore, the correcting unit further comprises an anti-collision block, wherein the anti-collision block is respectively sleeved at the upper end of the correcting claw, so that the front end of the correcting claw is prevented from colliding with students.

Further, drive unit includes supporting seat, seesaw, pivot and connecting rod, the supporting seat sets up in the support bar trailing flank of rear side, and the middle part of supporting seat and the side projection of controlling of seesaw rotate to be connected, and the front end of seesaw and the lower surface rear side sliding connection of bedplate slide connection, the rear end of seesaw is rotated through the pivot and is connected with the connecting rod, and the upper end and the spliced pole of connecting rod rotate to be connected, and the drive that can be convenient is corrected the claw and is removed.

Furthermore, the driving unit further comprises a tension spring, the upper end of the tension spring is rotatably connected with the right end of the rotating shaft, and the lower end of the tension spring is rotatably connected with the rear cross rod of the chair frame, so that the correction claw can be conveniently lifted and reset.

Further, the lower surface of bedplate is equipped with big traveller, the lower surface of two support bars all with the last fixed surface who supports the slide be connected, big traveller and the big slide opening sliding connection of the upper surface that supports the slide, be equipped with the spring between bedplate and the support slide, big traveller is located the inside of spring, makes things convenient for the lifting of bedplate.

Compared with the prior art, the beneficial effects of the utility model are that: this student's chair with function is corrected to size has following benefit:

1. when a student comes on the seat board, the gravity of the student drives the seat board to move downwards, the seat board moves downwards under the guidance of the large sliding column and the small sliding column, the small sliding column slides relative to the small sliding hole of the supporting strip, the large sliding column slides relative to the large sliding hole of the upper surface of the supporting sliding plate, the seat board moves downwards to compress the spring, the seat board drives the seesaw to rotate around the convex column of the seat board, the front end of the seesaw moves downwards and slides relative to the seat board, the rear end of the seesaw moves upwards, the seesaw drives the connecting rod to move upwards through the rotating shaft, the rotating shaft stretches the tension spring, the connecting rod drives the connecting rod to move upwards, the connecting rod drives the two correcting claws to rotate along the axis of the pin shaft seat, the front end of the correcting claws drives the anti-collision block to move downwards, the anti-collision block moves to the front of the shoulders of the student, the anti-collision block limits the forward inclination of the body of the student, and ensures good sitting posture, when a student sits on the seat board, the anti-collision block at the upper end of the correcting claw moves to the front of the shoulder of the student under the action of the gravity of the student, so that the anti-collision block can limit the forward bending of the body of the student under the condition of not causing the constraint feeling to the student, good sitting posture is guaranteed, the body type of the student is corrected, the use is simple and convenient, and good use feeling is guaranteed.

2. When the student stands up, the student disappears to the pressure of bedplate, then the spring of compression drives the bedplate to shift up under supporting the slide, and tensile extension spring drive pivot moves down, the pivot drives the connecting rod and moves down, the connecting rod will drive the spliced pole downstream, the spliced pole drives two correction claws and rotates along the round pin axle center of round pin axle seat, and then correction claw resets and rises, the student can be convenient stand up, spring drive bedplate resets after standing up, with the front end lifting of correcting the claw under the effect of extension spring, realize opening automatically, high durability and convenient use, save student's time.

Drawings

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

fig. 2 is a schematic diagram of a rear sectional structure of the present invention.

In the figure: the chair comprises a chair frame 1, a supporting bar 2, a small sliding column 3, a seat plate 4, a backrest 5, a correcting unit 6, a pin shaft seat 61, a correcting claw 62, a connecting column 63, an anti-collision block 64, a driving unit 7, a supporting seat 71, a seesaw 72, a rotating shaft 73, a connecting rod 74, a tension spring 75, a supporting sliding plate 8, a large sliding column 9 and a spring 10.

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 embodiment provides a technical solution: a student chair with a body shape correcting function comprises a chair frame 1, a correcting unit 6 and a driving unit 7;

chair frame 1: the upper ends of the inner parts of the chair frames 1 are symmetrically provided with supporting strips 2, the chair frames 1 provide mounting positions for upper units and provide support for sitting personnel, small sliding columns 3 are connected in small sliding holes in the upper surfaces of the supporting strips 2 in a sliding manner, the upper ends of the small sliding columns 3 are fixedly connected with the lower surface of a seat plate 4, a backrest 5 is arranged at the upper end of the chair frame 1, the backrest 5 is convenient to lean on when in rest, large sliding columns 9 are arranged on the lower surface of the seat plate 4, the lower surfaces of the two supporting strips 2 are fixedly connected with the upper surface of a supporting sliding plate 8, the large sliding columns 9 are connected with the large sliding holes in the upper surfaces of the supporting sliding plate 8 in a sliding manner, springs 10 are arranged between the seat plate 4 and the supporting sliding plate 8, the large sliding columns 9 are located inside the springs 10, when students reach the seat plate 4, the students's gravity drives the students to move down the seat plate 4, meanwhile, the seat plate 4 moves down under the guidance of the large sliding columns 9 and the small sliding columns 3, the small sliding columns 3 and the small sliding holes of the supporting strips 2 slide relatively slide, the large slide column 9 and the large slide hole on the upper surface of the support slide plate 8 slide relatively, and the seat plate 4 moves downwards to compress the spring 10;

the correcting unit 6: the correcting unit 6 comprises a pin shaft seat 61 and correcting claws 62, the pin shaft seat 61 is symmetrically arranged on the upper surface of the backrest 5, the upper ends of the pin shaft seat 61 are respectively and rotatably connected with the middle parts of the correcting claws 62 through pin shafts, the correcting unit 6 further comprises connecting columns 63, the connecting columns 63 are arranged between the lower ends of the two correcting claws 62, the correcting unit 6 further comprises anti-collision blocks 64, the anti-collision blocks 64 are respectively sleeved on the upper ends of the correcting claws 62, the connecting columns 63 drive the two correcting claws 62 to rotate along the pin shaft centers of the pin shaft seats 61, further the front ends of the correcting claws 62 drive the anti-collision blocks 64 to move downwards, further the anti-collision blocks 64 move to the front of shoulders of students, further the anti-collision blocks 64 limit the forward leaning of the bodies of the students to ensure good sitting postures of the students, the connecting columns 63 drive the two correcting claws 62 to rotate along the pin shaft centers of the pin shaft seats 61, further the correcting claws 62 are reset and lifted, students can get up conveniently;

the drive unit 7: the rear side surface of the supporting bar 2 arranged at the rear side, the front end of the driving unit 7 is in sliding connection with the rear side of the lower surface of the seat plate 4, the upper end of the driving unit 7 is in rotating connection with the middle part of the correcting unit 6, the lower end of the driving unit 7 is in rotating connection with the rear side cross bar of the chair frame 1, the driving unit 7 comprises a supporting seat 71, a seesaw 72, a rotating shaft 73 and a connecting rod 74, the supporting seat 71 is arranged at the rear side of the supporting bar 2 at the rear side, the middle part of the supporting seat 71 is in rotating connection with the left and right side convex columns of the seesaw 72, the supporting seat 71 provides rotating support for the seesaw 72, the front end of the seesaw 72 is in sliding connection with the rear side of the lower surface of the seat plate 4, the rear end of the seesaw 72 is in rotating connection with the connecting rod 74 through the rotating shaft 73, the upper end of the connecting rod 74 is in rotating connection with the connecting column 63, the driving unit 7 further comprises a tension spring 75, the upper end of the tension spring 75 is in rotating connection with the right end of the rotating shaft 73, the lower end of the tension spring 75 and the rear side cross bar of the chair frame 1, the seat plate 4 drives the seesaw 72 to rotate around the convex column of the seesaw 72, the front end of the seesaw 72 moves downwards and slides relative to the seat plate 4, the rear end of the seesaw 72 moves upwards, the seesaw 72 drives the connecting rod 74 to move upwards through the rotating shaft 73, the rotating shaft 73 stretches the tension spring 75, the connecting rod 74 drives the connecting column 63 to move upwards, when a student stands up, the pressure of the student on the seat plate 4 disappears, then the compressed spring 10 drives the seat plate 4 to move upwards under the support sliding plate 8, the tension spring 75 drives the rotating shaft 73 to move downwards, the rotating shaft 73 drives the connecting rod 74 to move downwards, and the connecting rod 74 drives the connecting column 63 to move downwards.

The utility model provides a pair of student's chair with function is corrected to size's theory of operation as follows: when a student comes on the seat board 4, the gravity of the student drives the seat board 4 to move downwards, meanwhile, the seat board 4 moves downwards under the guidance of the large sliding column 9 and the small sliding column 3, the small sliding column 3 and the small sliding hole of the supporting strip 2 slide relatively, the large sliding column 9 and the large sliding hole on the upper surface of the supporting sliding plate 8 slide relatively, the seat board 4 moves downwards to compress the spring 10, the seat board 4 drives the seesaw 72 to rotate around the convex column of the seesaw, the front end of the seesaw 72 moves downwards and slides relatively with the seat board 4, the rear end of the seesaw 72 moves upwards, the seesaw 72 drives the connecting rod 74 to move upwards through the rotating shaft 73, the rotating shaft 73 stretches the tension spring 75, the connecting rod 74 drives the connecting column 63 to move upwards, the connecting column 63 drives the two correcting claws 62 to rotate along the axis of the pin shaft seat 61, the front end of the correcting claws 62 drives the anti-collision block 64 to move downwards, and the anti-collision block 64 moves to the front of the shoulder of the student, and then the anticollision piece 64 will restrict the forward leaning of the student's body, guarantee the good sitting posture of the student, when the student stands up, the student disappears to the pressure of bedplate 4, then the compressed spring 10 drives bedplate 4 to move up under the support slide 8, and tensile extension spring 75 drives pivot 73 to move down, pivot 73 drives connecting rod 74 to move down, connecting rod 74 will drive spliced pole 63 to move down, spliced pole 63 drives two correction claws 62 to rotate along the round pin axle center of round pin axle seat 61, and then correction claws 62 reset and rise, the student can convenient stand up.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a student's chair with function is corrected to size which characterized in that: comprises a chair frame (1), a correcting unit (6) and a driving unit (7);

chair frame (1): the upper end of the inside of the chair frame is symmetrically provided with support bars (2), small sliding columns (3) are connected in small sliding holes on the upper surface of the support bars (2) in a sliding manner, the upper ends of the small sliding columns (3) are fixedly connected with the lower surface of the seat plate (4), and the upper end of the chair frame (1) is provided with a backrest (5);

correction unit (6): is arranged on the upper surface of the backrest (5);

drive unit (7): set up in support bar (2) trailing flank of rear side, the front end of drive unit (7) and the lower surface rear side sliding connection of bedplate (4), the upper end of drive unit (7) and the middle part of correcting unit (6) are rotated and are connected, and the lower extreme of drive unit (7) and the rear side horizontal pole of chair frame (1) are rotated and are connected.

2. The student chair with the body shape correcting function according to claim 1, wherein: the correcting unit (6) comprises a pin shaft seat (61) and correcting claws (62), the pin shaft seat (61) is symmetrically arranged on the upper surface of the backrest (5), and the upper end of the pin shaft seat (61) is rotatably connected with the middle of the correcting claws (62) through pin shafts respectively.

3. The student chair with the body shape correcting function according to claim 2, wherein: the correcting unit (6) further comprises a connecting column (63), and the connecting column (63) is arranged between the lower ends of the two correcting claws (62).

4. The student chair with the body shape correcting function according to claim 2, wherein: the correcting unit (6) further comprises anti-collision blocks (64), and the anti-collision blocks (64) are respectively sleeved at the upper ends of the correcting claws (62).

5. The student chair with the body shape correcting function according to claim 3, wherein: drive unit (7) are including supporting seat (71), seesaw (72), pivot (73) and connecting rod (74), supporting seat (71) set up in support bar (2) trailing flank of rear side, and the middle part of supporting seat (71) and the left and right sides projection of seesaw (72) rotate to be connected, and the front end of seesaw (72) and the lower surface rear side sliding connection of bedplate (4), the rear end of seesaw (72) is rotated through pivot (73) and is connected with connecting rod (74), and the upper end and spliced pole (63) of connecting rod (74) rotate to be connected.

6. The student chair with the body shape correcting function according to claim 5, wherein: the drive unit (7) further comprises a tension spring (75), the upper end of the tension spring (75) is rotatably connected with the right end of the rotating shaft (73), and the lower end of the tension spring (75) is rotatably connected with the rear cross rod of the chair frame (1).

7. The student chair with the body shape correcting function according to claim 1, wherein: the lower surface of bedplate (4) is equipped with big traveller (9), and the lower surface of two support bars (2) all is connected with the upper surface fixed of supporting slide (8), and big traveller (9) and the big slide opening sliding connection of upper surface that supports slide (8) are equipped with spring (10) between bedplate (4) and the supporting slide (8), and big traveller (9) are located the inside of spring (10).