CN2676728Y - Myopia-proof school desk - Google Patents
Myopia-proof school desk Download PDFInfo
- Publication number
- CN2676728Y CN2676728Y CN 200320124513 CN200320124513U CN2676728Y CN 2676728 Y CN2676728 Y CN 2676728Y CN 200320124513 CN200320124513 CN 200320124513 CN 200320124513 U CN200320124513 U CN 200320124513U CN 2676728 Y CN2676728 Y CN 2676728Y
- Authority
- CN
- China
- Prior art keywords
- desktop
- myopia
- turnover panel
- preventing
- domatic
- 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 relates to a myopia preventing desk which relates to a desk which is used for being matched with chairs for student schoolrooms. The utility model is characterized in that the relevant positions of a slope-shaped turning plate desktop are provided with at least two desktop socket sleeve oblique holes used for inserting a myopia preventing rack, and the back surface and the peripheral positions of the socket sleeve oblique holes are provided with thickening plates for reinforcement. The utility model can effectively prevent and correct the myopia and the humpback of students by being matched with lifting chairs and the myopia preventing racks for a long time and has the advantages of simple structure, low cost, convenient use, large function and obvious social benefit.
Description
One, affiliated technical field
The utility model is that a kind of student classroom that relates to is joined the desk that chair uses, and after chair lift, the long-term supporting use of myopia-preventing frame, the myopia that can effectively prevent and correct the student is with bow-backed.
Two, background technology
To ending at present, owing to be subjected to historical objectively restriction, inreal as yet effectively myopia prevention hardware unit uses on the desk of national school student, causes and is reading student's tens percent myopia or bow-backed.
Three, summary of the invention
Attend school the present situation that lacks real effectively myopia prevention hardware unit and prior art deficiency on the Top of school desk in the school at the present whole nation, the utility model provide a kind of can with the matching used desk for preventing myopia technology of myopia-preventing frame.
The technical scheme that its technical problem that solves the utility model adopts is:
The utility model---desk for preventing myopia, be by table footmuff (1), table pin crosspiece (2), table leg frame (3), table pin (4), table bucket (5), pencil box encloses frame (6), domatic is desktop (7) fixedly, desktop hinge (8) up and down, domatic turnover panel desktop (9), desktop socket cover inclined hole (10), holder elbow lengthened plate (11), recessed bow mouthful table is along (12), cage knob (13), table leg (14), table leg hole (15) and desk foot hole (16), be assembled into table with technologies such as screw fastener and welding, it is characterized in that: on the relevant position at domatic turnover panel desktop (9) back side, set up and reinforced a turnover panel desktop back side thickening plate (9A); At least be provided with the desktop socket cover inclined hole (10) that two setting-in myopia-preventing frame jack sleeves are used on the relevant position of domatic turnover panel desktop (9) and turnover panel desktop back side thickening plate (9A), desktop socket cover inclined hole (10) is through hole, inclined hole; The little external diameter in aperture of desktop socket cover inclined hole (10) greater than myopia-preventing frame jack sleeve (10B) body.
Setting-in is being fixed myopia-preventing frame jack sleeve (10B) in the desktop socket cover inclined hole (10B); Plug-in mounting myopia-preventing frame screw rod (10D) in myopia-preventing frame jack sleeve (10B) trepanning; Myopia-preventing frame screw rod (10D) is gone up spinning and hold-down nut (10A) at the bottom of myopia-preventing frame lifting nut (10C) and the myopia-preventing frame; String is adorning chin pad recess (10E) on the cross bar of myopia-preventing frame screw rod (10D) frame top.Supported the normal use of whole myopia-preventing frame support body by desktop.
The utility model is after screw fastener and soldering group are dressed up table and inserted myopia-preventing frame, before each term, used in the classroom, should adjust desktop and ground level, the myopia-preventing frame top height of chin pad recess and desktop down again by every different heights that take a seat the student, the following chin point of every the student that takes one's seat behind the figure of sitting straight can both be taken comfortable, effortlessly lean in chin pad recess down, thereby play the control sighting distance, utilize the effect at visual angle.For a long time, the normal use, the myopia that can effectively prevent and correct the student is with bow-backed.
The beneficial effects of the utility model are: simple in structure, cheap, easy to use, act on hugely, and social benefit is obvious.
Four, description of drawings
Fig. 1 is the utility model structural representation.Wherein (1) is the table footmuff, and (2) are table pin crosspiece, and (3) are table leg frame, (4) be the table pin, (5) are the table bucket, and (6) enclose frame for pencil box, (7) be the fixing desktop of domatic, (8) are desktop hinge up and down, and (9) are domatic turnover panel desktop, (10) be desktop socket cover inclined hole, (11) are holder elbow lengthened plate, and (12) are recessed bow mouthful table edge, (13) be cage knob, (14) be table leg, (15) are the table leg hole, and (16) are desk foot hole.
Fig. 2 is the utility model desktop socket cover inclined hole cutaway view.Wherein (5) are the table bucket, (10A) be hold-down nut at the bottom of the myopia-preventing frame, (10) be desktop socket cover inclined hole, (9A) be turnover panel desktop back side thickening plate, (7) are the fixing desktop of domatic, and (9) are domatic turnover panel desktop, (10B) be the myopia-preventing frame jack sleeve, (10C) being the myopia-preventing frame lifting nut, (10D) is the myopia-preventing frame screw rod, (10E) is following chin pad recess.
Five, the specific embodiment
Table leg frame in Fig. 1 (3) is gone up suit and table footmuff (1); Go up welding at table leg frame (3) and fixing table pin (4); Table pin crosspiece (2) is being fixed in welding in the middle of two table pin (4); On table pin (4), be provided with desk foot hole (16); A table pin (4) is fastened on the table leg hole (15) with screw, and can oscilaltion; Be anchored on table bucket (5) and domatic fixedly on the desktop (7) with key screw table leg (14); Fixedly be provided with pencil box on the desktop (7) at domatic and enclose frame (6); With desktop hinge (8) up and down domatic turnover panel desktop (9) is articulated in domatic fixedly (7) on the desktop, and can be flipped open; On the relevant position at domatic turnover panel desktop (9) back side, set up and reinforced a turnover panel desktop back side thickening plate (9A); On the cementation plate of domatic turnover panel desktop (9) and turnover panel desktop back side thickening plate (9A), be provided with two desktop sockets cover inclined holes (10); Lower edge at domatic turnover panel desktop (9) is provided with recessed bow mouthful table along (12) and holder elbow lengthened plate (11); On recessed bow mouthful table is at the bottom of the plate of (12) and on the relevant position of table bucket (5), be provided with cage knob (13).
In the embodiment shown in Figure 2, it is anchored on table bucket (5) and domatic respectively fixedly on the desktop (7) with key screw table leg (14); With desktop hinge (8) up and down domatic turnover panel desktop (9) is articulated in domatic fixedly on the desktop (7); On the relevant position at domatic turnover panel desktop (9) back side, set up and reinforced a turnover panel desktop back side thickening plate (9A); On the cementation plate of domatic turnover panel desktop (9) and turnover panel desktop back side thickening plate (9A), be provided with two desktop sockets cover inclined holes (10); Overlap setting-in in the inclined hole (10), fixing myopia-preventing frame jack sleeve (10B) at desktop socket; Plug-in mounting myopia-preventing frame screw rod (10D) in myopia-preventing frame jack sleeve (10B); Hold-down nut (10A) and myopia-preventing frame lifting nut (10C) at the bottom of myopia-preventing frame screw rod (10D) is gone up spinning myopia-preventing frame, and can oscilaltion; String is adorning chin pad recess on the cross bar of myopia-preventing frame screw rod (10D) frame top.Supported the normal use of whole myopia prevention support body by desktop.
Claims (3)
1, a kind of desk for preventing myopia comprises desktop socket cover inclined hole (10), and turnover panel desktop back side thickening plate (9A) is characterized in that: be provided with two desktop socket cover inclined holes (10) on the relevant position of domatic turnover panel desktop (9) at least; On all positions, the hole at domatic turnover panel desktop (9) back side, be provided with turnover panel desktop back side thickening plate (9A).
2, according to the described desk for preventing myopia of claim 1, it is characterized in that: the little external diameter in aperture of desktop socket cover inclined hole (10) greater than myopia-preventing frame jack sleeve (10B).
3, according to the described desk for preventing myopia of claim 1, it is characterized in that: desktop socket cover inclined hole (10) is inclined hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200320124513 CN2676728Y (en) | 2003-11-12 | 2003-11-12 | Myopia-proof school desk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200320124513 CN2676728Y (en) | 2003-11-12 | 2003-11-12 | Myopia-proof school desk |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2676728Y true CN2676728Y (en) | 2005-02-09 |
Family
ID=34581304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200320124513 Expired - Fee Related CN2676728Y (en) | 2003-11-12 | 2003-11-12 | Myopia-proof school desk |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2676728Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103211396A (en) * | 2013-04-25 | 2013-07-24 | 杨益民 | Cover-turning type student desktop board inclination regulating mechanism |
-
2003
- 2003-11-12 CN CN 200320124513 patent/CN2676728Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103211396A (en) * | 2013-04-25 | 2013-07-24 | 杨益民 | Cover-turning type student desktop board inclination regulating mechanism |
CN103211396B (en) * | 2013-04-25 | 2015-07-22 | 杨益民 | Cover-turning type student desktop board inclination regulating mechanism |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |