CN215303928U

CN215303928U - Desk and chair capable of preventing excessive bending of sitting posture

Info

Publication number: CN215303928U
Application number: CN202121805777.7U
Authority: CN
Inventors: 姚国霞
Original assignee: Jiangxi Cross Industry Co Ltd
Current assignee: Jiangxi Cross Industry Co Ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2021-12-28
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a desk and chair capable of preventing excessive bending of a sitting posture, and relates to the field of desk and chair. The utility model utilizes the gear rotation to drive the movable rod to move, thereby adjusting the distance between the barrier plate and the body, preventing the excessive bending of the sitting posture during the study and influencing the vision and the skeleton development of students, and utilizes the rotation of the adjusting nut to drive the integral movement of the adjusting frame, thereby leading the chair to be more suitable for the study of the students and reducing the discomfort during the study.

Description

Desk and chair capable of preventing excessive bending of sitting posture

Technical Field

The utility model relates to the field of desk and chair, in particular to a desk and chair capable of preventing excessive bending of sitting posture.

Background

The desk and chair is a kind of desk and chair used by students in class, also called student desk and chair, school desk and chair.

The desk and chair of school all is unified specification today, and nevertheless student's height all is different for the student also differs from the distance of desk when study, can lead to the student uncomfortable when study, and the student bows the waist for comfortable in the learning process, and long-time bow waist causes the influence to student's eyesight and skeleton development.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a desk and chair capable of preventing excessive bending of sitting postures so as to solve the technical problems that the distances from the desk are different during learning, and students bow the waist for comfort and influence the eyesight and the bone development of the students.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent crooked excessive desk chair of position of sitting, includes the cushion, the support frame is installed to the top of cushion one side, the outer wall cover of support frame is equipped with the fixed block, one side of fixed block is provided with the dead lever, the inside of dead lever is provided with the gear, one side of gear is provided with the carousel, the inside of dead lever is provided with the carriage release lever, the bracing piece is installed to the one end top of carriage release lever, the barrier plate is installed on the top of bracing piece, the alignment jig is installed to the below of cushion, the outer wall cover of alignment jig is equipped with the mount, the below of alignment jig is provided with the table leg, the outer wall cover of table leg is equipped with adjusting nut, the base is installed to the below of table leg.

Through adopting above-mentioned technical scheme, utilize gear revolve to drive the carriage release lever and remove to adjust the distance of barrier plate and health, the position of sitting is crooked excessive when reaching the prevention study, causes the influence to student's eyesight and skeleton development, utilizes to rotate adjusting nut, thereby drives the moving as a whole of alignment jig, to the regulation of cushion, makes the more suitable student of seat study, discomfort when reducing the study.

The utility model is further provided that the fixed rod is internally provided with a limiting sliding chute matched with the outer wall of the movable rod.

Through adopting above-mentioned technical scheme, thereby utilize the carriage release lever to remove the adjustment baffle and the distance between the health to correct the position of sitting, prevent to lead to the fact the influence to student development.

The utility model is further arranged in that a limiting groove is formed in the moving rod, a rack matched with the outer wall of the rotary table is arranged on one side of the inner wall of the limiting groove, and the gear is connected with the rotary table through a rotating rod.

Through adopting above-mentioned technical scheme, utilize gear revolve to drive the carriage release lever and remove to the distance between adjustment barrier plate and the health, thereby correct the position of sitting, prevent to lead to the fact the influence to student development.

The utility model is further provided with four adjusting frames, the fixing frames are sleeved on the outer walls of the four adjusting frames, and the fixing frames form a fixed connecting structure.

Through adopting above-mentioned technical scheme, utilize reciprocating of alignment jig to drive the cushion and remove to adjust the distance of student and desktop according to student's height.

The utility model is further provided that the outer wall of one side of the adjusting frame is provided with a thread matched with the inner wall of the adjusting nut, and the table legs are internally provided with limiting grooves matched with the adjusting frame.

By adopting the technical scheme, the adjusting nut is rotated to drive the cushion to move, and the distance between the student and the desktop is adjusted according to the height of the student

The utility model is further provided that the outer wall of the barrier plate is sleeved with a sponge protection pad.

Through adopting above-mentioned technical scheme, prevent that the student from colliding with, causing the student to be injured.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, the fixed rod, the gear and the movable rod are arranged, and the gear rotates to drive the movable rod to move, so that the distance between the blocking plate and the body is adjusted, and the influence on the vision and the skeleton development of students caused by excessive bending of the sitting posture during learning is prevented;

2. according to the utility model, through the arrangement of the adjusting frame, the fixing frame and the adjusting nut, the adjusting nut is rotated, so that the adjusting frame is driven to integrally move, the cushion is adjusted, the chair is more suitable for students to study, and the discomfort during study is reduced.

Drawings

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

FIG. 2 is a front view structural diagram of the present invention;

fig. 3 is a perspective view of a barrier structure of the present invention.

In the figure: 1. a cushion; 2. a support frame; 3. a fixed block; 4. fixing the rod; 5. a gear; 6. a turntable; 7. a travel bar; 8. a support bar; 9. a blocking plate; 10. an adjusting bracket; 11. a fixed mount; 12. desk legs; 13. adjusting the nut; 14. a base.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A desk and chair capable of preventing excessive bending of sitting posture is shown in the figure 1-2, and comprises a cushion 1, a support frame 2 is arranged above one side of the cushion 1, a fixed block 3 is sleeved on the outer wall of the support frame 2, a fixed rod 4 is arranged on one side of the fixed block 3, a gear 5 is arranged inside the fixed rod 4, a rotary disc 6 is arranged on one side of the gear 5, a movable rod 7 is arranged inside the fixed rod 4, a support rod 8 is arranged above one end of the movable rod 7, a stop plate 9 is arranged at the top end of the support rod 8, the rotary disc 6 is rotated, the gear 6 is rotated to drive the gear 5 to rotate, the movable rod 7 is rotated to drive the movable rod 7 to move towards the front end of the body of a student, the movable rod 7 is moved to drive the support rod 8 to move, the stop plate 9 is moved by the support rod 8, the adjustment of the learning posture is completed by the stop plate 9 being positioned at the front end of the body, after the learning is finished, the rotary disc 6 is reversely rotated, make the carriage release lever 7 to the inside removal of dead lever 4, make barrier release lever 9 remove along with carriage release lever 7, accomplish accomodating barrier release lever 9, the crooked excessive of position of sitting when reaching the prevention study, the eyesight and the skeleton development to the student cause the influence, alignment jig 10 is installed to the below of cushion 1, the outer wall cover of alignment jig 10 is equipped with mount 11, the below of alignment jig 10 is provided with table leg 12, the outer wall cover of table leg 12 is equipped with adjusting nut 13, base 14 rotation adjusting nut 13 is installed to the below of table leg 12, make an alignment jig 10 that attaches the screw thread remove in the inside spacing inslot that sets up of table leg 12, an alignment jig 10 removes, make the removal of the alignment jig 10 of being established by 11 covers of mount, the bulk movement of alignment jig 10 drives cushion 1 and removes, make the more suitable student's study of seat, discomfort when reducing the study.

Referring to fig. 1, a limiting sliding groove matched with the outer wall of the moving rod 7 is formed in the fixed rod 4, and the moving rod 7 moves to adjust the distance between the blocking plate 9 and the body, so that the sitting posture is corrected, and the influence on the development of students is prevented.

Referring to fig. 1, a limiting groove is formed in the moving rod 7, a rack matched with the outer wall of the rotary table 6 is arranged on one side of the inner wall of the limiting groove, the gear 5 is connected with the rotary table 6 through a rotating rod, the moving rod 7 is driven to move by the rotation of the gear 5, and therefore the distance between the blocking plate 9 and the body is adjusted, the sitting posture is corrected, and the influence on the development of students is prevented.

Referring to fig. 1, four adjusting frames 10 are provided, a fixing frame 11 is sleeved on the outer walls of the four adjusting frames 10, the fixing frame 11 forms a fixed connection structure, and the up-and-down movement of the adjusting frames 10 drives the seat cushion 1 to move, so that the distance between the student and the desk top is adjusted according to the height of the student.

Referring to fig. 1, the outer wall of one side of the adjusting bracket 10 is provided with a thread matched with the inner wall of the adjusting nut 13, the table leg 12 is internally provided with a limit groove matched with the adjusting bracket 10, the adjusting nut 13 is rotated to drive the cushion 1 to move, and the distance between the student and the table top is adjusted according to the height of the student.

Referring to fig. 3, the outer wall of the blocking plate 9 is sleeved with a sponge protective pad to prevent students from colliding and being injured.

The working principle of the utility model is as follows: firstly, according to the height of the student, the adjusting nut 13 is rotated, so that one adjusting frame 10 with threads moves in the limiting groove arranged in the table leg 12, one adjusting frame 10 moves, so that the whole movement of the adjusting frame 10 sleeved by the fixing frame 11 drives the cushion 1 to move, after the height of the cushion 1 is adjusted, sitting on the cushion 1, rotating the rotary disc 6 to drive the gear 5 to rotate, rotating the gear 5 to drive the movable rod 7 to move towards the front end of the body of the student, moving the movable rod 7 to drive the supporting rod 8 to move, moving the supporting rod 8 to drive the blocking plate 9 to move, finishing the adjustment of the learning posture by the blocking plate 9 being positioned at the front end of the body, after learning, the rotating disc 6 is rotated reversely, so that the moving rod 7 moves towards the inside of the fixed rod 4, the blocking plate 9 moves along with the moving rod 7, and the blocking plate 9 is stored.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a prevent crooked excessive desk chair of position of sitting, includes cushion (1), its characterized in that: a supporting frame (2) is arranged above one side of the cushion (1), a fixing block (3) is sleeved on the outer wall of the supporting frame (2), a fixed rod (4) is arranged at one side of the fixed block (3), a gear (5) is arranged inside the fixed rod (4), a turntable (6) is arranged on one side of the gear (5), a moving rod (7) is arranged in the fixed rod (4), a support rod (8) is arranged above one end of the movable rod (7), a stop plate (9) is arranged at the top end of the support rod (8), an adjusting frame (10) is arranged below the cushion (1), a fixing frame (11) is sleeved on the outer wall of the adjusting frame (10), the adjustable table is characterized in that table legs (12) are arranged below the adjusting frame (10), adjusting nuts (13) are sleeved on the outer walls of the table legs (12), and a base (14) is installed below the table legs (12).

2. A desk and chair for preventing overbending of a sitting posture as claimed in claim 1 wherein: and a limiting sliding groove matched with the outer wall of the moving rod (7) is formed in the fixed rod (4).

3. A desk and chair for preventing overbending of a sitting posture as claimed in claim 1 wherein: the limiting groove is formed in the moving rod (7), a rack matched with the outer wall of the rotary table (6) is arranged on one side of the inner wall of the limiting groove, and the gear (5) is connected with the rotary table (6) through a rotating rod.

4. A desk and chair for preventing overbending of a sitting posture as claimed in claim 1 wherein: the adjustable support is characterized in that four adjusting frames (10) are arranged, the outer walls of the four adjusting frames (10) are sleeved with the fixing frame (11), and the fixing frame (11) forms a fixed connection structure.

5. A desk and chair for preventing overbending of a sitting posture as claimed in claim 1 wherein: the outer wall of one side of the adjusting frame (10) is provided with threads matched with the inner wall of the adjusting nut (13), and a limiting groove matched with the adjusting frame (10) is formed in the table leg (12).

6. A desk and chair for preventing overbending of a sitting posture as claimed in claim 1 wherein: the outer wall cover of barrier plate (9) is equipped with the sponge protection pad.