CN202618840U - Myopia prevention rack - Google Patents
Myopia prevention rack Download PDFInfo
- Publication number
- CN202618840U CN202618840U CN 201220071535 CN201220071535U CN202618840U CN 202618840 U CN202618840 U CN 202618840U CN 201220071535 CN201220071535 CN 201220071535 CN 201220071535 U CN201220071535 U CN 201220071535U CN 202618840 U CN202618840 U CN 202618840U
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- China
- Prior art keywords
- connecting rod
- lower connecting
- myopia
- base
- stop lever
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Abstract
The utility model discloses a myopia prevention rack, which comprises a base and a barrier rack, wherein the barrier rack consists of an upper barrier rod, a lateral connecting rod, a lower barrier rod and a lower connecting rod; the upper barrier rod and the lower barrier rod are connected through the lateral connecting rod; the lower barrier rod is connected with the lower connecting rod; the lower connecting rod is connected with the base; the joint of the lower connecting rod and the base is positioned at a middle position of the width of the barrier rack; and an upper connecting rod is in a bent shape. By the myopia prevention rack, extremely short visual range can be effectively prevented, and the manual operating range is not influenced.
Description
Technical field
The utility model relates to a kind of device that prevents myopia, especially a kind of myopia-preventing frame.
Background technology
At present, China's adolescent myopia incidence of disease is being the gesture of cumulative year after year, is presented at hypometropia ratio 34% during the primary school according to the Ministry of Education since the investigation of China teenager hypometropia ratio being carried out in 1985; The hypometropia ratio accounts for 60% during the junior middle school, and the hypometropia ratio accounts for 76% during the senior middle school, and the hypometropia ratio accounts for 83% during the university; When its main cause is reading and writing; Because abnormal sitting posture is true, sighting distance is too little, causes student's eyesight decline, myopia for a long time like this.
Existing myopic-preventing device has the restriction chest, and the restriction mouth is following, the restriction forehead.
The restriction chest makes chest uncomfortable, and through containing chest, head can also be near books.
Below the restriction mouth, the holder chin is arranged and do not hold in the palm form such as chin, have the chin of holder that head is fixed, the time is long, the head fatiguability; Do not hold in the palm chin, like the T type, after people's fatigue, easy damaged throat.
The restriction forehead has a type (comprising the cross bar type), Г type etc.The door type, up and down with wide, the actuating range of the hand that influence is following.The Г type, the montant on the left side is the right perhaps, influences the actuating range of monolateral hand, and head might be bowed and passed the top of Г bar.
The utility model content
The purpose of the utility model provides and a kind ofly not only can prevent effectively that sighting distance is near excessively, and does not influence the myopia-preventing frame of manually making scope.
For realizing above-mentioned purpose; The technical scheme that the utility model adopted is: a kind of myopia-preventing frame, comprise base and stop bracket, and this stop bracket is made up of last pin, lateral connector bar, lower stop lever and lower connecting rod; Be connected through lateral connector bar between last pin and the lower stop lever; Lower stop lever is connected with lower connecting rod, and lower connecting rod is connected with base, and the tie point of lower connecting rod and base is positioned at stop bracket width medium position.
Preferably, the said pin of going up is a bending, can block the sight line that the user leans to one side to see desktop, can prevent user's reading and writing of leaning to one side like this, stops the sight line of no lateral connector bar direction, further prevents the incorrect of sitting posture.
Preferably, the angle of stop bracket and base is the 60-90 degree, and angle is write in the reading of selecting to be fit to.
Preferably, lower connecting rod is an expansion link, can adjust the height of lower connecting rod according to the different users, thereby realizes going up the height of pin, lateral connector bar, lower stop lever, guarantees that the sight line of eyes is passed between last pin and lower stop lever.
Preferably, lower connecting rod is a stretching structure, and last pin, lateral connector bar, lower stop lever are integral, and are rotationally connected with lower connecting rod, through flexible and rotation, more effectively satisfies different users's needs.
Preferably, the angle of stop bracket and base is the 60-90 degree, and lower connecting rod is a stretching structure, through flexible and rotation, more effectively satisfies different users's needs.
Preferably, on lower connecting rod, also be provided with timer, can check the situation of using myopia-preventing frame.
Preferably, lower connecting rod and the connected mode of base are for being fixedly connected or grafting or hinged.
Preferably, last pin, lateral connector bar, lower stop lever and lower connecting rod are structure as a whole.
Preferably, said go up pin, lateral connector bar and lower stop lever combination be shaped as "? " The top of type.
Preferably, said " U " type that is shaped as that goes up pin, lateral connector bar and lower stop lever combination.
Preferably, said " Ω " type that is shaped as that goes up pin, lateral connector bar and lower stop lever combination.
Preferably, said " () " type that is shaped as that goes up pin, lateral connector bar and lower stop lever combination.
Preferably, said going up on the pin also is provided with the LED lamp, utilizes the LED lamp that desktop is thrown light on like this, and the reflection direction that has solved problem that the indoor light deficiency affects one's power of vision and light does not influence the problem of eyes.
Preferably, described base is a desk.
Preferably, adopt rotation connection structure between said lower stop lever and the lower connecting rod, the rotational angle of lower stop lever and lower connecting rod is the 0-40 degree.
Preferably, described base is a table structure.
After the utility model adopts said structure; Through the stop bracket of being made up of last pin, lateral connector bar, lower stop lever, lower connecting rod is set; Be connected through lateral connector bar between last pin and the lower stop lever; Lower stop lever is connected with lower connecting rod, and lower connecting rod is connected with base, and the tie point of lower connecting rod and base is positioned at stop bracket width medium position; So continue scope of activities through last pin, lateral connector bar and lower stop lever restriction head, prevent that sighting distance from excessively closely causing the problem of eyesight decline, myopia near desktop; And both hands can pass operation on the both sides of connecting rod, do not influence the actuating range of both hands; Solved existing myopia-preventing frame, head continues reduction and passes near-sighted frame and influence the problem of manually making scope.
Further improve and be, adopts forniciform on pin, can block the sight line that the user leans to one side to see desktop, can prevent user's reading and writing of leaning to one side like this, solved the incorrect problem of sitting posture.
Description of drawings
Fig. 1 is the perspective view of the utility model embodiment one;
Fig. 2 is the front view of the utility model embodiment one;
Fig. 3 is the side view of the utility model embodiment one;
Fig. 4 is the perspective view of the utility model embodiment two;
Fig. 5 is the perspective view of the utility model embodiment three;
Fig. 6 is the front view of the utility model embodiment three;
Fig. 7 is the side view of the utility model embodiment three;
Fig. 8 is the perspective view of the utility model embodiment four;
Fig. 9 is the perspective view of the utility model embodiment five;
Figure 10 is the front view of the utility model embodiment five;
Figure 11 is the side view of the utility model embodiment five;
Figure 12 is the perspective view of the utility model embodiment six;
Figure 13 is the perspective view of the utility model embodiment seven;
Figure 14 is the front view of the utility model embodiment seven;
Figure 15 is the side view of the utility model embodiment seven;
Figure 16 is the perspective view of the utility model embodiment eight;
Figure 17 is the perspective view of the utility model embodiment nine;
Figure 18 is the front view of the utility model embodiment nine;
Figure 19 is the side view of the utility model embodiment nine.
Among the figure: 1 base, 2 stop brackets, pin on 21,22 lateral connector bars, 23 lower stop levers, 24 lower connecting rods, 3 timers, 4 tie points, 5LED lamp.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further explain.
Embodiment one
Fig. 1, shown in 2 and 3; The myopia-preventing frame of the utility model comprises base 1 and stop bracket 2, and this stop bracket 2 is made up of last pin 21, lateral connector bar 22, lower stop lever 23 and lower connecting rod 24; Be connected through lateral connector bar 22 between last pin 21 and the lower stop lever 23; Lower stop lever 23 is connected with lower connecting rod 24, and lower connecting rod 24 is connected with base 1, and lower connecting rod 24 is positioned at stop bracket 2 width medium positions with the tie point 4 of base 1; Said upward pin 21 is a bending.In the present embodiment, lower connecting rod 24 is hinged together with base 1, and stop bracket 2 is 60 degree with the angle of base 1.Lower connecting rod 24 is a stretching structure.On lower connecting rod 24, also be provided with timer 3.Above-mentioned last pin 21, lateral connector bar 22, lower stop lever 23 and lower connecting rod 24 are structure as a whole.Last pin 21, lateral connector bar 22 and lower stop lever 23 combinations be shaped as "? " The top of type.
Embodiment two
Shown in Figure 4, the stop bracket 2 among the figure becomes 90 degree with the angle of base 1.Other are said with embodiment one.
Embodiment three
Fig. 5, shown in 6 and 7, that goes up pin 21, lateral connector bar 22 and lower stop lever 23 combinations in the present embodiment is shaped as " U " font, and stop bracket 2 becomes 90 to spend with the angle of base 1.Last pin 21 has two, and lateral connector bar 22 has two, and the two ends of lower stop lever 23 connect respectively at an end of two lateral connector bars 22, and the other end of lateral connector bar 22 connects, and other is said with embodiment one.
Embodiment four
Shown in Figure 8, what pin 21, lateral connector bar 22 and lower stop lever 23 combinations were gone up in resistance among the figure is shaped as " U " font, and stop bracket 2 becomes 60 to spend with the angle of base 1.Other is said with embodiment three.
Embodiment five
Fig. 9, shown in 10 and 11; Go up " Ω " type that is shaped as of pin 21, lateral connector bar 22 and lower stop lever 23 combinations in the present embodiment; And stop bracket 2 is 90 degree with the angle of base 1, the lower connecting rod 24 of this moment, lower stop lever 23, lateral connector bar 22 each two, and the upper end of lower connecting rod 24 is connected with the lower end of lower stop lever 23; The upper end of lower stop lever 23 is connected with an end of lateral connector bar 22, and the other end of lateral connector bar 22 is connected with last pin 21.The eye-splice simultaneously of two lower connecting rods 24 is in the boss hole of base 1, and the myopia-preventing frame of this structure is different from door type, and it can effectively limit head position, does not also influence the actuating range of both hands simultaneously.Other is said with embodiment one.
Embodiment six
Shown in Figure 12, go up " Ω " type that is shaped as of pin 21, lateral connector bar 22 and lower stop lever 23 combinations among the figure, stop bracket 2 is 60 degree with the angle of base 1.Other are said with embodiment five.
Embodiment seven
Figure 13, shown in 14 and 15; Go up " () " type that is shaped as of pin 21, lateral connector bar 22 and lower stop lever 23 combinations in the present embodiment; Stop bracket 2 is 60 degree with the angle of base 1, the last pin 21 of this structure, lateral connector bar 22, lower stop lever 23, lower connecting rod 24 each two, and the upper end of lower connecting rod 24 is connected with the lower end of lower stop lever 23; The upper end of lower stop lever 23 is connected with an end of lateral connector bar 22, and the other end of lateral connector bar 22 is connected with last pin 21.The eye-splice simultaneously of two lower connecting rods 24 is in the boss hole of base 1, and the myopia-preventing frame of this structure is different from door type, and it can effectively limit head position, does not also influence the actuating range of both hands simultaneously.Other is said with embodiment one.
Embodiment eight
Shown in Figure 16, go up " () " type that is shaped as of pin 21, lateral connector bar 22 and lower stop lever 23 combinations in the present embodiment, stop bracket 2 is 90 degree with the angle of base 1, other are said with embodiment seven.
Embodiment nine
Figure 17, shown in 18 and 19, on last pin 21, also be provided with LED lamp 5.Described base 1 is student's table structure.Lower connecting rod 24 is fixedly connected with base 1 in this enforcement, adopts rotation connection structure between lower stop lever 23 and the lower connecting rod 24, and lower stop lever 23 is preferably the 0-40 degree with the rotational angle range of lower connecting rod 24.
The stop bracket 2 of the utility model can directly be fixed on the base 1, can also be plugged on base 1.
The material of the stop bracket 2 of the utility model adopts the better effects if of transparent material.
The above is the preferred implementation of the utility model; Certainly can not limit the interest field of the utility model with this; Should be understood that; For those skilled in the art, the technical scheme of the utility model is made amendment or is equal to replacement, do not break away from the protection domain of the utility model technical scheme.
Claims (11)
1. myopia-preventing frame; Comprise base (1) and stop bracket (2); It is characterized in that: this stop bracket (2) is made up of last pin (21), lateral connector bar (22), lower stop lever (23) and lower connecting rod (24); Be connected through lateral connector bar (22) between last pin (21) and the lower stop lever (23); Lower stop lever (23) is connected with lower connecting rod (24), and lower connecting rod (24) is connected with base (1), and lower connecting rod (24) is positioned at stop bracket (2) width medium position with the tie point (4) of base (1).
2. myopia-preventing frame according to claim 1 is characterized in that: said upward pin (21) is a bending.
3. myopia-preventing frame according to claim 1 is characterized in that: said stop bracket (2) is the 60-90 degree with the angle of base (1).
4. myopia-preventing frame according to claim 1 is characterized in that: said lower connecting rod (24) is a stretching structure.
5. myopia-preventing frame according to claim 1 is characterized in that: also be provided with timer (3) on the described lower connecting rod (24).
6. myopia-preventing frame according to claim 1 and 2 is characterized in that: the connected mode of said lower connecting rod (24) and base (1) is for being fixedly connected or grafting or hinged.
7. myopia-preventing frame according to claim 1 and 2 is characterized in that: described pin (21), lateral connector bar (22), lower stop lever (23) and the lower connecting rod (24) gone up is structure as a whole.
8. myopia-preventing frame according to claim 1 is characterized in that: said go up that pin (21), lateral connector bar (22) and lower stop lever (23) make up be shaped as "? " The top of type or " U " type or " Ω " type or " () " type.
9. myopia-preventing frame according to claim 1 is characterized in that: said going up on the pin (21) also is provided with LED lamp (5).
10. myopia-preventing frame according to claim 1 is characterized in that: described base (1) is a table structure.
11. myopia-preventing frame according to claim 1 is characterized in that: adopt rotation connection structure between said lower stop lever (23) and the lower connecting rod (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071535 CN202618840U (en) | 2012-01-17 | 2012-02-29 | Myopia prevention rack |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220021077 | 2012-01-17 | ||
| CN201220021077.3 | 2012-01-17 | ||
| CN 201220071535 CN202618840U (en) | 2012-01-17 | 2012-02-29 | Myopia prevention rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202618840U true CN202618840U (en) | 2012-12-26 |
Family
ID=46517800
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220071535 Expired - Fee Related CN202618840U (en) | 2012-01-17 | 2012-02-29 | Myopia prevention rack |
| CN2012100499754A Pending CN102599727A (en) | 2012-01-17 | 2012-02-29 | Myopia prevention rack |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100499754A Pending CN102599727A (en) | 2012-01-17 | 2012-02-29 | Myopia prevention rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN202618840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599727A (en) * | 2012-01-17 | 2012-07-25 | 邱军 | Myopia prevention rack |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065481U (en) * | 1990-01-07 | 1990-11-14 | 乌鲁木齐市印刷厂 | Protective device for pupil's sight |
| CN2275440Y (en) * | 1996-12-11 | 1998-03-04 | 伍细玖 | Pupil vision protector |
| CN2816949Y (en) * | 2005-08-19 | 2006-09-13 | 卢忠义 | Anti-near-vision posture-correction holding-up promptor |
| CN200944965Y (en) * | 2006-07-27 | 2007-09-12 | 李明洋 | Anti-shortsightedness desk |
| CN202618840U (en) * | 2012-01-17 | 2012-12-26 | 邱军 | Myopia prevention rack |
-
2012
- 2012-02-29 CN CN 201220071535 patent/CN202618840U/en not_active Expired - Fee Related
- 2012-02-29 CN CN2012100499754A patent/CN102599727A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599727A (en) * | 2012-01-17 | 2012-07-25 | 邱军 | Myopia prevention rack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102599727A (en) | 2012-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20210228 |