CN203873272U - Desk capable of preventing shortsightedness - Google Patents
Desk capable of preventing shortsightedness Download PDFInfo
- Publication number
- CN203873272U CN203873272U CN201420290281.4U CN201420290281U CN203873272U CN 203873272 U CN203873272 U CN 203873272U CN 201420290281 U CN201420290281 U CN 201420290281U CN 203873272 U CN203873272 U CN 203873272U
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- CN
- China
- Prior art keywords
- myopia
- preventing
- desk
- panel
- depression bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a desk capable of preventing shortsightedness. The desk comprises a plate (1) and a shortsightedness-proof support and further comprises a book blocking clamping plate arranged at the front end of the plate (1), the book blocking clamping plate comprises a transverse plate (12) and a vertical plate (4), the shortsightedness-proof support comprises a beam rod (2) capable of preventing a student from lowering his head and supporting rods (3) connected with the two sides of the transverse plate (12), and the supporting rods (3) are provided with supporting components (5) used for supporting the shortsightedness support on the plate (1). The desk is simple in structure and low in cost, cannot limit free stretching of arms of a user while protecting vision, and can prevent the phenomenon that the arms of the user are sore after the user uses the desk for a long time.
Description
Technical field
The utility model relates to a kind of myopia prevention device, especially a kind of myopia-preventing desk being positioned on desktop.
Background technology
In daily study, student is when reading and writing, and because abnormal sitting posture is true, sighting distance is too little, causes like this student's visual impairment, myopia for a long time.At present, the utensil kind of preventing students from nearsightedness is a lot, but have because student's consciousness does not produce little effect by force, some complex structures, the use operating difficulties having.As a kind of myopia prevention desk support of Chinese patent CN201938763U announcement, comprise desk, the both sides for pre-myopic-preventing support, be respectively furnished with a fixed cover that can be arranged on desk inner side, described support is that the two ends of a crosspiece bar are respectively connected with a pole.The defect that this scheme exists is: the pole at crosspiece bar two ends can be limited freely stretching of arm, uses arm of a specified duration easily to ache.The Support for preventing myopia that and for example Chinese patent CN201759061U announces, comprises desktop grip slipper, anti-low head bracket; Desktop grip slipper comprises clamping plate, the desktop clamping device that be connected corresponding to these clamping plate coordinating with desktop upper surface or lower surface; Anti-low head bracket comprises the anti-crossbeam of bowing coordinating with human body head, the pole being connected with described desktop grip slipper.The defect that this scheme exists is: because this support clamp is held on the table, while therefore using, if books are larger, when books move down, can be blocked by support, while writing, easily bring inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of myopia-preventing desk, and it is simple in structure, and cost is low, and can in vision protection, not limit freely stretching of user's arm, avoids using the phenomenon that arm is ached long afterwards.
In order to address the above problem, a kind of myopia-preventing desk of the utility model, comprises panel, Support for preventing myopia, also comprise the gear book splint that is arranged at panel front end, described gear book splint comprises transverse slat and riser, and described Support for preventing myopia comprises the anti-crossbeam bar and be connected in the pole of transverse slat both sides of bowing; Described pole is provided with for Support for preventing myopia being supported in to the support component on panel.
As a kind of improvement of the present utility model, described transverse slat both sides are rotationally connected with Z-type intermediate plate upper end, and the width of described transverse slat is less than the height of Z-type intermediate plate, are equivalent to keep off book splint and make somebody a mere figurehead in panel top by Z-type intermediate plate.Like this, larger books also can move forward and backward freely, can not blocked by preposition gear book splint or Support for preventing myopia, more convenient use and write.And, by rotating transverse slat, gear book splint being placed on to panel top, myopia-preventing desk just can more conveniently be taken in and deposit.
As another kind of improvement of the present utility model, described support component comprises swivel nut and screw rod, and described screw rod internal thread is connected in swivel nut, and described swivel nut is with pole for being flexibly connected, and described panel is provided with the stopper slot for standing screw.During use, can, according to user's height, by regulating the height of support component, adjust the height of the anti-crossbeam bar of bowing.
As the utility model, further improve, described gear book splint is provided with book clamp, and described book clamp comprises the first depression bar being vertically fixed on gear book splint, the second depression bar that is rotationally connected with the first depression bar.At present a lot of book clamp width are larger, easily cover font, and the width of the first depression bar and the second depression bar are all less than 1 centimetre, can compress book, is not easy again to cover font in the time of folder book.And this second depression bar can be done 360 degree around the center of the first depression bar and rotatablely move, when covering the font of reading, rotatable certain angle is avoided, easy to use.
Preferably, described anti-bow crossbeam bar and pole are formed in one.
More preferably, described panel back is provided with tread plate.
In sum, the beneficial effects of the utility model are: simple in structure, cost is low, easy to use; Can in vision protection, not limit freely stretching of user's arm, books can freely upwards move down; The height of the anti-crossbeam bar of bowing can be according to user's the adjusting that needs; The first depression bar and the second depression bar can, when compressing book, reduce the font being blocked to greatest extent; Gear book splint can rotate and is placed on panel, more conveniently takes in and deposits.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Structural representation when Fig. 1 the utility model Support for preventing myopia is used;
Fig. 2 is Support for preventing myopia structural representation while not using;
Fig. 3 is gear book splint receiving state structural representation;
Fig. 4 is supporting part structure schematic diagram;
Fig. 5 is the utility model panel back tread plate structural representation.
Known from Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the utility model represents that by 1 expression panel, 2 the anti-crossbeam bar of bowing, 3 represents that pole, 4 represents that riser, 5 represents that support component, 6 represents that the first depression bar, 7 represents that the second depression bar, 8 represents that Z-type intermediate plate, 9 represents that tread plate, 10 represents that swivel nut, 11 represents that screw rod, 12 represents that transverse slat, 13 represents stopper slot.
The specific embodiment
As shown in Figure 1 and Figure 2, a kind of myopia-preventing desk of the utility model, comprise panel 1, Support for preventing myopia, be arranged at panel 1 front end for putting the gear book splint of book, described gear book splint comprises transverse slat 12 and riser 4, and described Support for preventing myopia comprises the anti-crossbeam bar 2 and be connected in the pole 3 of transverse slat 12 both sides of bowing; Described pole 3 is provided with for Support for preventing myopia being supported in to the support component 5 on panel 1.Because pole 3 is connected in the both sides of transverse slat 12, so can, in vision protection, not limit moving freely and stretching of arm.
Described transverse slat 12 both sides are rotationally connected with Z-type intermediate plate 8 upper ends (wherein, when transverse slat 12 rotates to certain angle backward, can be pushed down by the top compressing tablet of Z-type intermediate plate 8, can be not unconfined to layback thereby can guarantee to keep off book splint, but form a fixed angle of altitude with panel 1), the width of described transverse slat 12 is less than the height of Z-type intermediate plate 8, is equivalent to keep off book splint and makes somebody a mere figurehead in panel 1 top by Z-type intermediate plate 8.Like this, larger books also can move forward and backward freely, can not blocked by preposition gear book splint or Support for preventing myopia, more convenient use and write.As shown in Figure 3, rotate gear book splint, can be placed on panel 1 top, the taking in, deposit and carry of more convenient myopia-preventing desk.
As shown in Figure 4, described support component 5 comprises swivel nut 10 and screw rod 11, described screw rod 11 internal threads are connected in swivel nut 10, screw is through the through hole on pole 3 and be located at the through hole on swivel nut 10, pole 3 and swivel nut 10 are linked together, clockwise or counterclockwise turn screw rod 11, can regulate the height of support component 5, with this, adjusts the height of the anti-crossbeam bar 2 of bowing.Wherein, as shown in Figure 1, panel 1 is provided with the stopper slot 13 for standing screw 11, and standing screw 11 better.
As a kind of preferred scheme, as shown in Figure 1 and Figure 2, described gear book splint is provided with book clamp, and described book clamp comprises the first depression bar 6 being vertically fixed on gear book splint, the second depression bar 7 that is rotationally connected with the first depression bar 6.At present a lot of book clamp width are larger, easily cover font, and the width of the first depression bar 6 and the second depression bar 7 are all less than 1 centimetre, can compress book, is not easy again to cover font in the time of folder book.During reading, generally the first depression bar 6 is placed in to the symmetry axis place of book.And this second depression bar 7 can be done 360 degree around the first depression bar 6 and rotatablely move, when covering the font of reading, rotatable certain angle is avoided, easy to use.
The described anti-crossbeam 2 of bowing can be formed in one with pole 3.
As shown in Figure 5, more preferably, described panel 1 back is provided with tread plate 9.Like this, in use, myopia-preventing desk can more firmly be positioned on desktop, makes to write more convenient.
While using this myopia-preventing desk to write, books can be positioned on panel 1, regulate support component 5, make to prevent bowing crossbeam bar 2 to reasonable altitudes.The barrier effect of the anti-crossbeam bar 2 of bowing, prevented user's head distance and desktop hypotelorism, thereby correcting sitting postures prevents myopia.During reading, books can be placed on gear book splint, book can be fixing by the first depression bar 6 and the second depression bar 7, can adjust equally the height of the anti-crossbeam bar 2 of bowing, and better plays myopic-preventing effect.
In sum, a kind of myopia-preventing desk of the present utility model is simple in structure, and cost is low, easy to use; Can in vision protection, not limit freely stretching of user's arm, books can freely move up and down; The height of the anti-crossbeam bar of bowing can be according to user's the adjusting that needs; The first depression bar and the second depression bar can, when compressing book, reduce the font being blocked to greatest extent; Gear book splint can rotate and is placed on panel, more conveniently takes in, deposits and carry.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also under the prerequisite that does not depart from aim of the present invention, make various variations.
Claims (8)
1. a myopia-preventing desk, comprise panel (1), Support for preventing myopia, it is characterized in that: also comprise the gear book splint that is arranged at panel (1) front end, described gear book splint comprises transverse slat (12) and riser (4), and described Support for preventing myopia comprises the anti-crossbeam bar (2) and be connected in the pole (3) of transverse slat (12) both sides of bowing; Described pole (3) is provided with for Support for preventing myopia being supported in to the support component (5) on panel (1).
2. according to a kind of myopia-preventing desk described in claim 1, it is characterized in that: described transverse slat (12) both sides are rotationally connected with Z-type intermediate plate (8) upper end, the width of described transverse slat (12) is less than the height of Z-type intermediate plate (8).
3. according to a kind of myopia-preventing desk described in claim 1 or 2, it is characterized in that: described support component (5) comprises swivel nut (10) and screw rod (11), described screw rod (11) internal thread is connected in swivel nut (10), described swivel nut (10) with pole (3) for being flexibly connected.
4. according to a kind of myopia-preventing desk described in claim 3, it is characterized in that: described panel (1) is provided with the stopper slot (13) for standing screw (11).
5. according to a kind of myopia-preventing desk described in claim 4, it is characterized in that: described gear book splint is provided with book clamp, described book clamp comprises the first depression bar (6) being vertically fixed on gear book splint, the second depression bar (7) that is rotationally connected with the first depression bar (6).
6. according to a kind of myopia-preventing desk described in claim 5, it is characterized in that: the width of described the first depression bar (6) and the second depression bar (7) is all less than 1 centimetre.
7. according to a kind of myopia-preventing desk described in claim 6, it is characterized in that: the described anti-crossbeam bar (2) of bowing is formed in one with pole (3).
8. according to a kind of myopia-preventing desk described in claim 7, it is characterized in that: described panel (1) back is provided with tread plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290281.4U CN203873272U (en) | 2014-06-03 | 2014-06-03 | Desk capable of preventing shortsightedness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290281.4U CN203873272U (en) | 2014-06-03 | 2014-06-03 | Desk capable of preventing shortsightedness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203873272U true CN203873272U (en) | 2014-10-15 |
Family
ID=51673840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420290281.4U Expired - Fee Related CN203873272U (en) | 2014-06-03 | 2014-06-03 | Desk capable of preventing shortsightedness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203873272U (en) |
-
2014
- 2014-06-03 CN CN201420290281.4U patent/CN203873272U/en not_active Expired - Fee Related
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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: 20141015 Termination date: 20160603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |