CN203897693U - Desk with myopia prevention device - Google Patents
Desk with myopia prevention device Download PDFInfo
- Publication number
- CN203897693U CN203897693U CN201420181044.4U CN201420181044U CN203897693U CN 203897693 U CN203897693 U CN 203897693U CN 201420181044 U CN201420181044 U CN 201420181044U CN 203897693 U CN203897693 U CN 203897693U
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- China
- Prior art keywords
- bar
- group
- expansion link
- prevention device
- slider bar
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- Expired - Fee Related
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Abstract
The utility model discloses a desk with a myopia prevention device. The desk comprises a drawer; the desk is characterized by also comprising the myopia prevention device, wherein a first group of telescopic rods in the myopia prevention device is arranged at the bottom part of the drawer, a first slider in the first group of telescopic rods can protrude out of the outer end surface of the drawer when the first slider stretches, the outer end head of the first slider is connected with a second fixing rod in a second group of telescopic rods, and a second slider in the second group of telescopic rods can stretch upwards. The desk with the myopia prevention device, disclosed by the utility model, not only has a supporting function, but also is designed according to a growing characteristic of a student, the desk is suitable for being used by the student in different growing periods, the student is assisted in cultivating a correct learning posture, the structure is simple, the cost is low, and the desk is practical and attractive.
Description
Technical field
The utility model relates to Students ' Learning apparatus, specifically a kind of desk with myopia prevention device.
Background technology
Desk is the necessary apparatus during student learns every day, but the desk that student uses at present, major part is all traditional desk, this desk has only been to provide the effect of supporting, do not design according to student's growth feature, student is in the time writing or learn, if posture is incorrect for a long time, is easy to cause myopia of student.It is high that present student suffers from bathomorphic number, and there is the trend increasing year by year, this situation has caused people's concern, for pre-myopia prevention, also have at present many types band myopia prevention device desk, but to be complicated structure, cost mostly high, inapplicable, not attractive in appearance etc. for these desks with myopia prevention device.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of desk with myopia prevention device, this desk with myopia prevention device is applicable to the use of the different formative years of student, can help student to cultivate correct learning posture, this table structure with myopia prevention device is simple, cost is low, applicable, attractive in appearance.
The technical scheme that realizes the utility model object is:
A kind of desk with myopia prevention device, comprise drawer, also comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the bottom of drawer, the first slider bar in first group of expansion link can protrude from drawer outer face while stretching, the external end head of the first slider bar is connected with the second fixed bar in second group of expansion link, and the second slider bar in second group of expansion link can upwards stretch.
Described myopia prevention device is first group of expansion link and second group of expansion link composition, wherein first group of expansion link comprises the first fixed bar and the first slider bar, the first fixed bar is provided with slideway and the first slider bar is equipped, the first slider bar is provided with spring top bead, the first fixed bar is provided with the locating hole suitable with spring top bead, and described spring top bead matches with locating hole and controls the collapsing length of the first slider bar;
First group of expansion link is two, and wherein the first slider bar in two expansion links connects by pull bar;
Second group of expansion link comprises the second fixed bar and the second slider bar, and in the equipped structure of the second fixed bar and the second slider bar and first group of expansion link, the equipped structure of the first fixed bar and the first slider bar is identical;
Second group of expansion link is two, and wherein the second slider bar in two expansion links connects by connecting rod;
The second fixed bar and the first slider bar are affixed;
The bottom of the first fixed bar and drawer is affixed.
Second group of expansion link replaces with adjusting rod, and described adjusting rod comprises the first pull bar and the second pull bar, and the first pull bar is connected by screw shell with the second pull bar;
Article two, the second pull bar in adjusting rod connects by connecting rod.
Described the first slider bar, the second fixed bar and pull bar are connected as a single entity by threeway fixed knot.
The desk with myopia prevention device of another kind of structure, comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the back of desktop, the first slider bar in first group of expansion link can protrude from desktop outer rim while stretching, the external end head of the first slider bar is connected with the second fixed bar in second group of expansion link, the second slider bar in the second expansion link can upwards stretch, and all the other are with the first structure.
This desk with myopia prevention device not only provides the effect of supporting, and design according to student's growth feature, be applicable to the use of the different formative years of student, help student to cultivate correct learning posture, this pre-myopic-preventing table structure is simple, cost is low, applicable, attractive in appearance.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the first Telescopic rod structure schematic diagram in embodiment 1;
Fig. 3 is adjusting rod structural representation in embodiment 1;
Fig. 4 is the structural representation of embodiment 2.
In figure, 1-1. first fixed bar 1-2. first slider bar 2-1. second fixed bar 2-2. the second slider bar 3. spring top bead 4. locating hole 5. drawer 6. pull bar 7. connecting rod 8. first pull bar 9. second pull bar 10. screw shell 11. desktops.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model content is further elaborated, but is not to restriction of the present utility model.
Embodiment 1:
With reference to Fig. 1 Fig. 2, a kind of desk with myopia prevention device, comprise drawer 5, also comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the bottom of drawer 5, the first slider bar 1-2 in first group of expansion link can protrude from drawer 5 outer faces while stretching, and the external end head of the first slider bar 1-2 is connected with the second fixed bar 2-1 in second group of expansion link, and the second slider bar 2-2 in second group of expansion link can upwards stretch.
Described myopia prevention device is first group of expansion link and second group of expansion link composition, wherein first group of expansion link comprises the first fixed bar 1-1 and the first slider bar 1-2, the first fixed bar 1-1 is provided with slideway and the first slider bar 1-2 is equipped, the first slider bar 1-2 is provided with spring top bead 3, the first fixed bar 1-1 is provided with the locating hole 4 suitable with spring top bead 3, described spring top bead 3 matches with locating hole 4 and controls the collapsing length of the first slider bar 1-2, so just can regulate the longitudinal separation at student seat;
First group of expansion link is two, and wherein the first slider bar 1-2 in two expansion links connects by pull bar 6;
Second group of expansion link comprises the second fixed bar 2-1 and the second slider bar 2-2, and in the equipped structure of the second fixed bar 2-1 and the second slider bar 2-2 and first group of expansion link, the equipped structure of the first fixed bar 1-1 and the first slider bar 1-2 is identical;
Second group of expansion link is two, and wherein the second slider bar 2-2 in two expansion links connects by connecting rod 7;
The second fixed bar 2-1 and the first slider bar 1-2 are affixed;
The bottom of the first fixed bar 1-1 and drawer 5 is affixed.
Second group of expansion link replaces with adjusting rod, described adjusting rod comprises the first pull bar 8 and the second pull bar 9, the first pull bar 8 is connected by screw shell 10 with the second pull bar 9, screw shell 10 is used for regulating the height of adjusting rod, adjusts height of head so just can learn according to the used by students during reading of all ages and classes or different heights time.
Article two, the second pull bar 9 in adjusting rod connects by connecting rod 7, as shown in Figure 3.
Described the first slider bar 1-2, the second fixed bar 2-1 and pull bar 6 are connected as a single entity by threeway fixed knot.
Embodiment 2:
With reference to Fig. 4, a kind of desk with myopia prevention device, comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the back of desktop 11, the first slider bar 1-2 in first group of expansion link can protrude from desktop outer rim while stretching, the external end head of the first slider bar 1-2 is connected with the second fixed bar 2-1 in second group of expansion link, and the second slider bar 2-2 in the second expansion link can upwards stretch, and all the other are with embodiment 1.
Claims (5)
1. the desk with myopia prevention device, comprise drawer, it is characterized in that, also comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the bottom of drawer, the first slider bar in first group of expansion link can protrude from drawer outer face while stretching, and the external end head of the first slider bar is connected with the second fixed bar in second group of expansion link, and the second slider bar in second group of expansion link can upwards stretch.
2. desk according to claim 1, it is characterized in that: described myopia prevention device is first group of expansion link and second group of expansion link composition, wherein first group of expansion link comprises the first fixed bar and the first slider bar, the first fixed bar is provided with slideway and the first slider bar is equipped, the first slider bar is provided with spring top bead, the first fixed bar is provided with the locating hole suitable with spring top bead, and described spring top bead matches with locating hole and controls the collapsing length of the first slider bar;
First group of expansion link is two, and wherein the first slider bar in two expansion links connects by pull bar;
Second group of expansion link comprises the second fixed bar and the second slider bar, and in the equipped structure of the second fixed bar and the second slider bar and first group of expansion link, the equipped structure of the first fixed bar and the first slider bar is identical;
Second group of expansion link is two, and wherein the second slider bar in two expansion links connects by connecting rod;
The second fixed bar and the first slider bar are affixed;
The bottom of the first fixed bar and drawer is affixed.
3. desk according to claim 2, is characterized in that: second group of expansion link adjusting rod replaces, and described adjusting rod comprises the first pull bar and the second pull bar, and the first pull bar is connected by screw shell with the second pull bar;
Article two, the second pull bar in adjusting rod connects by connecting rod.
4. desk according to claim 2, is characterized in that: described the first slider bar, the second fixed bar and pull bar are connected as a single entity by threeway fixed knot.
5. the desk with myopia prevention device, it is characterized in that, comprise myopia prevention device, first group of expansion link in described myopia prevention device is arranged on the back of desktop, the first slider bar in first group of expansion link can protrude from desktop outer rim while stretching, the external end head of the first slider bar is connected with the second fixed bar (2-1) in second group of expansion link, and the second slider bar in the second expansion link can upwards stretch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420181044.4U CN203897693U (en) | 2014-04-15 | 2014-04-15 | Desk with myopia prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420181044.4U CN203897693U (en) | 2014-04-15 | 2014-04-15 | Desk with myopia prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203897693U true CN203897693U (en) | 2014-10-29 |
Family
ID=51772012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420181044.4U Expired - Fee Related CN203897693U (en) | 2014-04-15 | 2014-04-15 | Desk with myopia prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203897693U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892581A (en) * | 2014-04-15 | 2014-07-02 | 张树香 | Desk with myopia preventing device |
| CN104544992A (en) * | 2015-01-23 | 2015-04-29 | 杨益民 | Myopia-prevention sitting position orthotics placed below desk board |
| CN106490868A (en) * | 2015-09-08 | 2017-03-15 | 徐骁峻 | A kind of desk of preventing myopia |
| CN109090840A (en) * | 2017-06-20 | 2018-12-28 | 代连水 | Study table |
-
2014
- 2014-04-15 CN CN201420181044.4U patent/CN203897693U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892581A (en) * | 2014-04-15 | 2014-07-02 | 张树香 | Desk with myopia preventing device |
| CN104544992A (en) * | 2015-01-23 | 2015-04-29 | 杨益民 | Myopia-prevention sitting position orthotics placed below desk board |
| CN106037303A (en) * | 2015-01-23 | 2016-10-26 | 杨益民 | Myopia-preventing sitting position correction apparatus accommodated in lower part of desk panel |
| CN104544992B (en) * | 2015-01-23 | 2017-03-29 | 杨益民 | It is placed in the myopia preventing posture corrector of desktop bottom |
| CN106037303B (en) * | 2015-01-23 | 2018-05-22 | 杨益民 | It is placed in the myopia preventing posture corrector of desktop lower part |
| CN106490868A (en) * | 2015-09-08 | 2017-03-15 | 徐骁峻 | A kind of desk of preventing myopia |
| CN109090840A (en) * | 2017-06-20 | 2018-12-28 | 代连水 | Study table |
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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: 20141029 Termination date: 20160415 |