CN204444791U - Vision protection device - Google Patents
Vision protection device Download PDFInfo
- Publication number
- CN204444791U CN204444791U CN201420852205.8U CN201420852205U CN204444791U CN 204444791 U CN204444791 U CN 204444791U CN 201420852205 U CN201420852205 U CN 201420852205U CN 204444791 U CN204444791 U CN 204444791U
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- CN
- China
- Prior art keywords
- cross bar
- montant
- described cross
- described montant
- protection device
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Abstract
The utility model provides a kind of vision protection device, comprise cross bar, montant, mat and chin strap, described cross bar is Collapsible structure with described montant and mutually vertical, described cross bar and described montant are provided with position limiting structure to be fixed the length of described cross bar and described montant when described cross bar and described montant reach Len req, described cross bar and described montant are also provided with scale to show the length of described cross bar and described montant, the end of described cross bar is fixedly connected with the bottom of described montant, described chin strap is arranged on the top of described montant, described mat is arranged on the head end of described cross bar.By the utility model, more effectively can correct the sitting posture of student, protection student eyesight.
Description
Technical field
The utility model relates to study article field, in particular to a kind of vision protection device.
Background technology
Student is easily affect force because of sitting posture problem in study, only relies on teacher and supervising of the head of a family to be nowhere near.
Therefore, need a kind of new scheme, more effectively can correct the sitting posture of student, protection student eyesight.
Utility model content
The utility model based on above-mentioned technical problem is just, provides a kind of new vision protection device, more effectively can correct the sitting posture of student, protection student eyesight.
The vision protection device that the utility model provides, comprise cross bar, montant, mat and chin strap, described cross bar is Collapsible structure with described montant and mutually vertical, described cross bar and described montant are provided with position limiting structure to be fixed the length of described cross bar and described montant when described cross bar and described montant reach Len req, described cross bar and described montant are also provided with scale to show the length of described cross bar and described montant, the end of described cross bar is fixedly connected with the bottom of described montant, described chin strap is arranged on the top of described montant, described mat is arranged on the head end of described cross bar.In this technical scheme; only need cross bar to be fixed on by the instrument such as bolt, nail sitting posture desk can being corrected effectively student; the distance of chest and desk can be regulated by the length adjusting cross bar; the distance of glasses and desktop can be regulated by the length adjusting montant, finally realize the object of correcting sitting postures, protection example.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vision protection device of the utility model embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Fig. 1 is the structural representation of the vision protection device of the utility model embodiment.
As shown in Figure 1, according to the vision protection device of embodiment of the present utility model, comprise cross bar 1, montant 2, mat 3 and chin strap 4, described cross bar 1 is Collapsible structure with described montant 2 and mutually vertical, described cross bar 1 and described montant 2 are provided with position limiting structure to be fixed with the length of described montant 2 described cross bar 1 when described cross bar 1 and described montant 2 reach Len req, described cross bar 1 and described montant 2 are also provided with scale to show the length of described cross bar 1 and described montant 2, the end of described cross bar 1 is fixedly connected with the bottom of described montant 2, described chin strap 4 is arranged on the top of described montant 2, described mat 3 is arranged on the head end of described cross bar 1.In this technical scheme; only need cross bar 1 to be fixed on by the instrument such as bolt, nail sitting posture desk can being corrected effectively student; the distance of chest and desk can be regulated by the length adjusting cross bar 1; the distance of glasses and desktop can be regulated by the length adjusting montant 2, finally realize the object of correcting sitting postures, protection example.
In sum, content of the present utility model is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present utility model, but this embodiment is all included within scope of the present utility model.
Claims (1)
1. a vision protection device, it is characterized in that, comprise cross bar (1), montant (2), mat (3) and chin strap (4), described cross bar (1) is Collapsible structure with described montant (2) and mutually vertical, described cross bar (1) and described montant (2) are provided with position limiting structure to be fixed the length of described cross bar (1) with described montant (2) when described cross bar (1) reaches Len req with described montant (2), described cross bar (1) and described montant (2) are also provided with scale to show the length of described cross bar (1) and described montant (2), the end of described cross bar (1) is fixedly connected with the bottom of described montant (2), described chin strap (4) is arranged on the top of described montant (2), described mat (3) is arranged on the head end of described cross bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420852205.8U CN204444791U (en) | 2014-12-18 | 2014-12-18 | Vision protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420852205.8U CN204444791U (en) | 2014-12-18 | 2014-12-18 | Vision protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204444791U true CN204444791U (en) | 2015-07-08 |
Family
ID=53651761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420852205.8U Expired - Fee Related CN204444791U (en) | 2014-12-18 | 2014-12-18 | Vision protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204444791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054594A (en) * | 2015-07-22 | 2015-11-18 | 刘宏纲 | Sitting posture corrector |
-
2014
- 2014-12-18 CN CN201420852205.8U patent/CN204444791U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054594A (en) * | 2015-07-22 | 2015-11-18 | 刘宏纲 | Sitting posture corrector |
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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 |
Granted publication date: 20150708 Termination date: 20151218 |
|
| EXPY | Termination of patent right or utility model |