CN214048168U

CN214048168U - Myopia-preventing posture correcting device

Info

Publication number: CN214048168U
Application number: CN202022664136.6U
Authority: CN
Inventors: 徐志华; 苏梦涛
Original assignee: Zhejiang Zhengzi Technology Co ltd
Current assignee: Zhejiang Zhengzi Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-27
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to the field of posture correcting devices, in particular to a myopia-preventing posture correcting device; the utility model discloses a: the rotating mechanism comprises a rotating drum and a supporting rod, the supporting rod is connected with the rotating drum, and an inclined included angle is formed between the supporting rod and the desktop; the fixing mechanism is rotationally connected with the rotary drum and is used for fixing the posture corrector on the desktop; the supporting plate is rotatably connected with the upper end of the supporting rod; compared with the prior art, the support plate connected with the support rod which is obliquely arranged in the myopia-preventing posture corrector of the utility model supports the chest of a user, meets the basic distance requirement of myopia prevention, has no negative influence on the neck vertebra of the user, and is more comfortable in use; the first reset spring can automatically connect and lock the rotary drum and the sleeve, and the operation is simple and convenient; the upper end of the supporting block is provided with a flexible supporting pad made of a rebound material, so that the use comfort is improved.

Description

Myopia-preventing posture correcting device

Technical Field

The utility model relates to a correct appearance ware field relates to a myopia prevention corrects appearance ware.

Background

According to the investigation, the existing low-vision population in China is nearly ten million, and particularly, the prevalence rate is extremely high among children and teenagers. The latest data of national student physique health research show that the incidence rate of myopia of primary school students in China is 22.78%, that of middle school students is 55.22%, and that of high school students is 70.34%. Therefore, prevention and treatment of myopia of children and teenagers are more and more concerned by students, parents and society.

In order to reduce myopia of students, a myopia-preventing posture corrector is available on the market, the existing posture corrector is generally vertically fixed at the front end or two sides of a desk, the chin of the students is supported by a top piece to increase the reading distance and reduce the probability of myopia, but the chin supporting mode of the posture corrector easily has negative influence on the neck vertebra, and the posture corrector is complex in structure, troublesome to assemble and disassemble, incapable of adjusting the angle in the using process and poor in comfort.

In summary, in order to overcome the defects in the prior art, a myopia-preventing posture corrector with simple structure and flexible adjustment needs to be designed.

Disclosure of Invention

The utility model provides a myopia-proof posture correcting device for solving the problems of the prior art.

The purpose of the utility model can be realized by the following technical proposal: a myopia-preventing posture corrector comprises:

the rotating mechanism comprises a rotating drum and a supporting rod, the supporting rod is connected with the rotating drum, and an inclined included angle is formed between the supporting rod and the desktop;

the fixing mechanism is rotationally connected with the rotary drum and is used for fixing the posture corrector on the desktop;

the supporting plate is rotatably connected with the upper end of the supporting rod.

The improved structure of the rotary drum is characterized in that a rotary clamping piece, a spring I and a right end cover are arranged in the rotary drum, a hollow positioning column is arranged in the center of the left end face of the rotary drum, a round hole I is annularly arranged on the left end face of the rotary drum, a connecting column is arranged in the center of the rotary clamping piece, a clamping column is annularly arranged on the rotary clamping piece, the spring I is arranged on the right side of the rotary clamping piece, and the right end cover is clamped in an inner groove II of the rotary drum; the fixing mechanism comprises a U-shaped clamping plate, a fastening bolt, a sleeve, a left end cover, a second spring, a bolt and a guide block, wherein the fastening bolt is arranged in the U-shaped clamping plate, the sleeve is connected with the U-shaped clamping plate, a positioning through hole is formed in the center of the sleeve, a second round hole is formed in the right end face of the sleeve in a surrounding mode, the left end cover is clamped in a second inner groove formed in the guide block, the second spring is arranged between the left end cover and the bolt, the bolt is connected with a connecting column, the guide block is arranged outside the bolt in a surrounding mode, and the outer ring of the guide block is arranged inside the sleeve; the clamp column penetrates through the first round hole and the second round hole, and a circle formed by connecting the circle centers of the clamp column and a circle formed by connecting the first round hole coincide with a circle formed by connecting the second round hole.

The improved structure of the clamping column comprises a clamping part I and a clamping part II, wherein the diameter of the clamping part I at the upper end is smaller than that of the clamping part II at the lower end, the diameter of the clamping part I is equal to that of the round hole I, and the diameter of the clamping part II is equal to that of the round hole II.

In a further improvement, the number of the first round holes is twice of the number of the second round holes.

In a further improvement, the supporting plate is connected with a flexible supporting pad.

In a further improvement, a rubber block is arranged below the upper side plate of the U-shaped clamping plate.

In a further improvement, the upper end of the fastening bolt is connected with a supporting sleeve through a bolt.

Compared with the prior art, the support plate connected with the support rod which is obliquely arranged in the myopia-preventing posture corrector of the utility model supports the chest of a user, meets the basic distance requirement of myopia prevention, has no negative influence on the neck vertebra of the user, and is more comfortable in use; the first reset spring can automatically connect and lock the rotary drum and the sleeve, and the operation is simple and convenient; the upper end of the supporting block is provided with a flexible supporting pad made of a rebound material, so that the use comfort is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

FIG. 2 is a schematic view of another view angle of the present invention

FIG. 3 is an exploded view of the present invention

FIG. 4 is a schematic view of the internal structure of the drum and sleeve

FIG. 5 is a schematic view of the structure of the rotary fastener

FIG. 6 is a schematic view of the fixing mechanism

FIG. 7 is a schematic view of the structure of the drum

In the figure, 1-rotating mechanism, 11-rotating cylinder, 111-hollow positioning column, 112-round hole I, 113-internal groove I, 12-supporting rod, 13-rotating fastener, 131-connecting column, 132-clamping column, 1321-clamping part I, 1322-clamping part II, 14-spring I, 15-right end cover, 2-fixing mechanism, 21-U-shaped clamping plate, 211-upper side plate, 212-rubber block, 22-fastening bolt, 221-supporting sleeve, 23-sleeve, 231-positioning through hole, 232-round hole II, 24-left end cover, 25-spring II, 26-bolt, 27-guide block, 271-internal groove II, 3-supporting plate and 31-flexible supporting pad.

Detailed Description

The technical solution of the present invention is further explained below with reference to the following embodiments and accompanying drawings 1 to 7.

Example 1

The rotary mechanism 1 comprises a rotary drum 11 and a support rod 12, the support rod 12 is fixedly connected with the rotary drum 11, and the support rod 12 and the table top form an inclined included angle;

the fixing mechanism 2 is rotatably connected with the rotary drum 11, and the fixing mechanism 2 is used for fixing the posture corrector on a table top;

and the supporting plate 3 is rotatably connected with the upper end of the supporting rod 12.

As shown in fig. 1 and 2, the posture corrector is clamped and connected on a table top by a fixing mechanism 2; the supporting rod 12 inclines towards one side of the body, the supporting rod 12 and a horizontal line form an inclined included angle, so that the supporting plate 3 on the posture corrector is propped against the chest of a user, the body of the user has a fist standard distance from the desktop, and the eyes of the user have a ruler distance from the desktop, thereby meeting the basic distance of myopia prevention; compare in current appearance ware of rectifying vertical installation on the desktop, can reach myopia prevention's basic distance through the mode of holding in the palm the chin, but hold in the palm the mode of chin and produce negative effects to the neck vertebra easily to it is poor to the user travelling comfort, the utility model discloses a posture ware of rectifying holds in the palm the chest outside satisfying myopia prevention's basic distance requirement, does not have negative effects to the user to neck vertebra, and is more comfortable in the use.

Example 2

As shown in fig. 2, fig. 3, fig. 5, fig. 6 and fig. 7, a rotary clamping piece 13, a first spring 14 and a right end cover 15 are arranged in the rotary drum 11, a hollow positioning column 111 is arranged in the center of the left end surface of the rotary drum 11, a first round hole 112 is annularly arranged on the left end surface of the rotary drum 11, a connecting column 131 is arranged in the center of the rotary clamping piece 13, a clamping column 132 is annularly arranged on the rotary clamping piece 13, the first spring 14 is arranged on the right side of the rotary clamping piece 13, and the right end cover 15 is clamped in a second inner groove 113 of the rotary drum 11;

the fixing mechanism 2 comprises a U-shaped clamping plate 21, a fastening bolt 22, a sleeve 23, a left end cover 24, a second spring 25, a bolt 26 and a guide block 27, the fastening bolt 22 is arranged in a threaded hole of the U-shaped clamping plate 21, the sleeve 23 is integrally connected with the U-shaped clamping plate 21, a positioning through hole 231 is arranged in the center of the sleeve 23, a second round hole 232 is annularly arranged on the right end face of the sleeve 23, the left end cover 24 is clamped in an inner groove second 271 arranged in the guide block 27, the second spring 25 is arranged between the left end cover 24 and the bolt 26, the bolt 26 is connected with a bolt in a connecting column 131, an inner ring of the guide block 27 is sleeved outside the bolt 26, and an outer ring of the guide block 27 is arranged in the sleeve 23;

the clamping column 132 penetrates through the first round hole 112 and the second round hole 232, a circle formed by connecting the circle centers of the clamping column 132 and a circle formed by connecting the circle centers of the second round hole 232 coincide with a circle formed by connecting the circle centers of the second round hole 232, so that the gap between the clamping column 132 and the first round hole 112 and the gap between the clamping column 132 and the second round hole 232 are smaller, the clamping column 132 is pushed into the first round hole 112 and the second round hole 232 more stably and smoothly, relative shaking between the rotary drum 11 and the sleeve 23 is not prone to occurring, and connection is more stable.

As shown in fig. 4, the left end cap 24 is pressed leftward, the second spring 25 pushes the bolt 26 connected to the rotary clamping member 13, the clamping post 132 of the rotary clamping member 13 exits from the second circular hole 232 in the sleeve 23, the rotary drum 11 is rotated to adjust the proper inclination angle of the support rod 12 connected to the rotary drum 11, the rotary clamping member 13 is pushed leftward by the elastic force of the first spring 14, and the clamping post 132 is clamped into the second circular hole 232 at another position, so that the rotary drum 11 and the sleeve 23 cannot rotate, and the position of the rotary drum 11 is locked. The first spring 14 arranged inside can automatically lock the rotary drum 11 under the reset action of the first spring 14 after the position is adjusted, so that the operation is simple and convenient; the annularly arranged clamping column 132 penetrates through the annularly arranged round hole II 232 and the annularly arranged round hole I112, so that the connection strength of the sleeve 23 and the rotary drum 11 is improved, the locking is more stable, and the shaking is avoided in the use process; through a simple mechanical connecting mechanism and multi-gear angle adjustment, users with different heights can adjust to the most appropriate position to correct sitting postures, help children to form good sitting posture habits, keep the distance between eyes and books more than one ruler and meet the requirement of myopia prevention; when the posture correcting device is not used, the posture correcting device is hidden under the table top through rotating the posture correcting device, and the occupied space is reduced.

Example 3

The clamping column 132 comprises a first clamping part 1321 and a second clamping part 1322, the diameter of the first clamping part 1321 at the upper end is smaller than the diameter of the second clamping part 1322 at the lower end, the diameter of the first clamping part 1321 is equal to the diameter of the first round hole 112, and the diameter of the second clamping part 1322 is equal to the diameter of the second round hole 232.

As shown in fig. 5, 6, and 7, after the above conditions are met, more circular holes two 232 may be formed in the sleeve 23, so that after the angle of the rotating cylinder 11 is adjusted, the first clamping portion 1321 of the clamping column 132 is clamped into the circular holes two 232 at different positions, so that the rotating cylinder 11 and the sleeve 23 cannot rotate, and the adjustment requirements of more angles are met.

Example 4

The number of the first round holes 112 is twice of that of the second round holes 232.

As shown in fig. 5, 6 and 7, the number of the second round holes 232 is equal to the number of the clamping posts 132, the number of the first round holes 112 is twice of the number of the second round holes 232, so that the supporting rod 12 has more angle adjusting gears, the clamping posts 132 are clamped into the second round holes 232 after the angle adjustment to be fixed, the posture corrector cannot rotate, the projection distance of the supporting rod 12 in the horizontal direction is a basic requirement of a fist, the basic distance of myopia prevention is met, and the requirements of users with different heights can be met in a wider range.

Example 5

A flexible supporting pad 31 is fixedly connected to the supporting plate 3, as shown in fig. 3, the flexible supporting pad 31 may be made of a silicon rubber material, so as to increase the contact area and support the chest of the user in a soft and comfortable manner.

Example 6

The rubber square 212 is fixedly connected to the lower portion of the upper side plate 211 of the U-shaped clamping plate 21, as shown in fig. 2 and 6, the rubber square 212 is made of rubber materials, can be in close contact with an uneven desktop, increases the contact area, improves the clamping effect, enables the posture corrector to be fixed on the desktop more stably, and meanwhile, the rubber square 212 is not prone to scratching the desktop.

Example 7

The upper end of the fastening bolt 22 is connected with a supporting sleeve 221 through a bolt, as shown in fig. 2, the supporting sleeve 221 and the fastening bolt 22 are connected through a bolt in a detachable mode, so that the fastening bolt 22 can be conveniently screwed in from the lower side of the U-shaped clamping plate 21, a nut is arranged inside the supporting sleeve 221 and connected with the fastening bolt 22 through the nut, the supporting sleeve 221 is made of rubber materials, and when a desktop is clamped, the supporting sleeve has larger friction force, so that the posture corrector is more stably fixed on the desktop.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A myopia-preventing posture corrector is characterized by comprising:

the rotary mechanism (1) comprises a rotary drum (11) and a supporting rod (12), the supporting rod (12) is connected with the rotary drum (11), and the supporting rod (12) and the table top form an inclined included angle;

the fixing mechanism (2) is rotatably connected with the rotary drum (11), and the fixing mechanism (2) is used for fixing the posture corrector on a desktop;

the supporting plate (3), the supporting plate (3) is connected with the upper end of the supporting rod (12) in a rotating mode.

2. The myopia-preventing posture corrector according to claim 1, wherein a rotary clamping piece (13), a first spring (14) and a right end cover (15) are arranged in the rotary drum (11), a hollow positioning column (111) is arranged in the center of the left end face of the rotary drum (11), a first round hole (112) is annularly arranged on the left end face of the rotary drum (11), a connecting column (131) is arranged in the center of the rotary clamping piece (13), a clamping column (132) is annularly arranged on the rotary clamping piece (13), the first spring (14) is arranged on the right side of the rotary clamping piece (13), and the right end cover (15) is clamped in a first inner groove (113) of the rotary drum (11);

the fixing mechanism (2) comprises a U-shaped clamping plate (21), a fastening bolt (22), a sleeve (23), a left end cover (24), a second spring (25), a bolt (26) and a guide block (27), the fastening bolt (22) is arranged in the U-shaped clamping plate (21), the sleeve (23) is connected with the U-shaped clamping plate (21), a positioning through hole (231) is formed in the center of the sleeve (23), a round hole II (232) is annularly formed in the right end face of the sleeve (23), the left end cover (24) is clamped in a second inner groove (271) formed in the guide block (27), the second spring (25) is arranged between the left end cover (24) and the bolt (26), the bolt (26) is connected with a connecting column (131), the guide block (27) is sleeved outside the bolt (26) in an inner ring, and the outer ring of the guide block (27) is arranged inside the sleeve (23);

the clamping column (132) penetrates through the first round hole (112) and the second round hole (232), and a circle formed by connecting the circle centers of the clamping column (132) and a circle formed by connecting the circle centers of the first round hole (112) coincide with a circle formed by connecting the circle centers of the second round hole (232).

3. A myopia-preventing posture corrector as claimed in claim 2, wherein the number of the first circular holes (112) is twice as many as the number of the second circular holes (232).

4. A myopia-preventing posture corrector as claimed in claim 2, wherein the clamp column (132) includes a first clamp portion (1321) and a second clamp portion (1322), the diameter of the first clamp portion (1321) at the upper end is smaller than the diameter of the second clamp portion (1322) at the lower end, the diameter of the first clamp portion (1321) is equal to the diameter of the first circular hole (112), and the diameter of the second clamp portion (1322) is equal to the diameter of the second circular hole (232).

5. A myopia-preventing posture corrector as claimed in claim 1, wherein the support plate (3) is connected with a flexible support pad (31).

6. A myopia-preventing posture corrector as claimed in claim 2, wherein a rubber block (212) is provided under the upper side plate (211) of the U-shaped clamp plate (21).

7. A myopia-preventing posture corrector as claimed in claim 2, wherein the upper end of the fastening bolt (22) is bolted with a support sleeve (221).