CN211408084U

CN211408084U - Chair capable of preventing myopia

Info

Publication number: CN211408084U
Application number: CN201921881586.1U
Authority: CN
Inventors: 戴媛媛; 孙晓; 温子曼
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-09-04
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a chair for preventing myopia, which relates to a chair. Including stabilizer blade, seat, back, pin, baffle, bracket and universal wheel, seat bottom four corners is provided with the stabilizer blade, and the stabilizer blade bottom is fixed with the universal wheel of taking the service brake, and the seat back is provided with the back, and seat front side middle part is provided with the pin, and the upper portion of pin is fixed with the baffle, and the baffle top is fixed with the bracket, the bracket be the arc structure. The utility model has the advantages of reasonable design, can guarantee that the student position of sitting is correct, keeps certain distance when writing the homework or reading, and then can protect eyes, avoids near-sighted.

Description

Chair capable of preventing myopia

Technical Field

The utility model relates to a chair, in particular to a myopia-preventing chair.

Background

The chair is a daily article frequently used in daily life of people, generally comprises an umbrella chair backrest, a chair seat cushion and a chair support, each student has a chair for learning in the same school, but a plurality of students are near sighted at present and wear glasses early, so that troubles are brought to daily life, the body health of the students are influenced, future employment channels of the students are limited due to the requirements of a plurality of industries on eyesight, and most of near sighted eyes are formed due to the fact that the distance of eyes is too short after statistics. It is reported by related data that the myopia of teenagers is caused by too short distance of eyes for a long time, the accommodation capacity of the eyes of teenagers is strong, objects can still be seen when the distance between a book and the eyes reaches 7-10 cm, but if the book is frequently read at the distance, the accommodation of the eyes is abnormally tense when the book is written, and thus, the refractive (accommodation) myopia, so-called pseudomyopia, can be formed. If the adjustment is excessive for a long time, the ciliary muscle can not flexibly stretch, the convergence effect is strengthened due to the excessive adjustment, the extraocular muscle exerts pressure on the eyeball, the intraocular pressure is increased, the intraocular tissue is congested, and in addition, the eyeball tissue of teenagers is delicate and tender, the wall of the eyeball is gradually pressed and extends, the front axis and the rear axis of the eyeball are lengthened, and the axial myopia, namely true myopia, is formed when the normal value is exceeded. Most of the shortsightedness of students is caused by incorrect sitting posture, so a chair capable of ensuring the correct sitting posture of the students is needed to prevent the shortsightedness of the students when the students use the chair.

To sum up, the utility model designs a myopia-preventing chair.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a to exist not enough on the prior art, the utility model aims at providing a prevent near-sighted chair, structural design is reasonable, can guarantee that the student position of sitting is correct, keeps certain distance when writing the homework or reading, and then can protect eyes, avoids near-sighted.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a prevent chair of myopia, includes stabilizer blade, seat, back, pin, baffle, bracket and universal wheel, and seat bottom four corners is provided with the stabilizer blade, and the stabilizer blade bottom is fixed with the universal wheel of taking the service brake, and the seat back is provided with the back, and seat front side middle part is provided with the pin, and the upper portion of pin is fixed with the baffle, and the baffle top is fixed with the bracket, the bracket be the arc structure.

Preferably, the support legs are lifting support legs.

Preferably, the chair surface and the backrest are both provided with spongy cushions.

Preferably, the bracket comprises an arc-shaped bottom plate and a sponge layer, and the sponge layer is embedded on the surface of the arc-shaped bottom plate.

Preferably, sliding grooves are formed in two sides of the chair seat, a sliding rod is arranged at the bottom of the backrest, the sliding rod is in sliding fit with the sliding grooves and used for adjusting the position of the backrest, and screws are screwed when the position of the backrest is adjusted to a corresponding position.

Preferably, the front side of the chair surface is also provided with an inserting sleeve, the inserting sleeve is fixed with the stop lever through a screw and a screw hole, and the stop lever is provided with a plurality of screw holes.

The utility model has the advantages that: the utility model has the advantages of reasonable design, can remove the chair through the universal wheel, conveniently carry different places, fix user's position of sitting through pin, steel sheet and bracket moreover for the user can keep a correct posture when writing reading, avoids the incorrect myopia problem that leads to of position of sitting.

Drawings

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;

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

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the bracket structure of the present invention;

fig. 4 is a schematic view of the cooperation between the seat and the stop lever of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 4, the following technical solutions are adopted in the present embodiment: the utility model provides a prevent chair of myopia, includes stabilizer blade 1, seat 2, back 3, pin 4, baffle 5, bracket 6 and universal wheel 7, and 2 bottom four corners of seat are provided with stabilizer blade 1, and 1 bottom of stabilizer blade is fixed with universal wheel 7 of taking the service brake, and 2 backs of seat are provided with back 3, and 2 front side middle parts of seat are provided with pin 4, and the upper portion of pin 4 is fixed with

baffle

5, and 5 tops of baffle are fixed with bracket 6, bracket 6 be the arc structure.

It is noted that the support foot 1 is a lifting support foot.

It is noted that sponge pads are arranged on the seat 2 and the backrest 3.

It is noted that the bracket 6 comprises an arc-shaped bottom plate 6-1 and a sponge layer 6-2, and the sponge layer 6-2 is embedded on the surface of the arc-shaped bottom plate 6-1.

It is worth noting that sliding grooves 2-1 are arranged on two sides of the seat 2, sliding rods 3-1 are arranged at the bottom of the backrest 3, the sliding rods 3-1 are in sliding fit with the sliding grooves 2-1 and used for adjusting the position of the backrest 3, and screws 8 are screwed when the position is adjusted to the corresponding position. The bottom of the sliding rod 3-1 is L-shaped.

In addition, the front side of the chair surface 2 is also provided with an inserting sleeve 2-2, the inserting sleeve 2-2 is fixed with a stop lever 4 through a screw and a screw hole, the stop lever 4 is provided with a plurality of screw holes 4-1, the stop lever 4 is adjusted to a proper position by moving up and down, and then the stop lever 4 and the screw hole of the inserting sleeve 2-2 are inserted through the screw to be fixed.

This embodiment's stabilizer blade 1 can stretch out and draw back to be applicable to the people of different heights, when the student sits and sees when writing on the chair, do between back 3 and baffle 5, through adjusting the distance between back and the baffle, it is spacing to sitting the appearance, and bracket 6 can shelve the chin on it, guarantee a straight posture, avoid containing the hunchback, the bracket can be adjusted according to the height of chin, adjust the shelves pole height promptly, also can dismantle the shelves pole when the fit that need not study, use as a ordinary chair.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent chair of myopia which characterized in that, including stabilizer blade (1), seat (2), back (3), pin (4), baffle (5), bracket (6) and universal wheel (7), seat (2) bottom four corners is provided with stabilizer blade (1), stabilizer blade (1) bottom is fixed with universal wheel (7) of taking the foot brake, seat (2) back is provided with back (3), seat (2) front side middle part is provided with pin (4), the upper portion of pin (4) is fixed with baffle (5), baffle (5) top is fixed with bracket (6), bracket (6) be the arc structure.

2. A chair for preventing myopia according to claim 1, wherein the legs (1) are lifting legs.

3. A chair for preventing myopia according to claim 1, wherein sponge cushions are provided on the seat (2) and the backrest (3).

4. A chair for preventing myopia according to claim 1, wherein the bracket (6) comprises an arc-shaped bottom plate (6-1) and a sponge layer (6-2), and the sponge layer (6-2) is embedded on the surface of the arc-shaped bottom plate (6-1).

5. A chair for preventing myopia according to claim 1, wherein sliding grooves (2-1) are formed in two sides of the chair surface (2), sliding rods (3-1) are arranged at the bottom of the backrest (3), and the sliding rods (3-1) are in sliding fit with the sliding grooves (2-1).

6. A chair for preventing myopia according to claim 1, wherein the front side of the chair surface (2) is further provided with an inserting sleeve (2-2), the inserting sleeve (2-2) is fixed with the stop lever (4) through a screw and a screw hole, and the stop lever (4) is provided with a plurality of screw holes (4-1).

7. A chair for preventing myopia according to claim 5, wherein the bottom of the slide bar (3-1) is L-shaped.