CN201769508U - Myopia-prevention pencil sleeve - Google Patents
Myopia-prevention pencil sleeve Download PDFInfo
- Publication number
- CN201769508U CN201769508U CN2009202194699U CN200920219469U CN201769508U CN 201769508 U CN201769508 U CN 201769508U CN 2009202194699 U CN2009202194699 U CN 2009202194699U CN 200920219469 U CN200920219469 U CN 200920219469U CN 201769508 U CN201769508 U CN 201769508U
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- CN
- China
- Prior art keywords
- pencil
- area
- locking
- sleeve
- holding
- 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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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses a myopia-prevention pencil sleeve composed of a grip prevention area, a holding area and a locking area, wherein, the inner hole of the pencil sleeve is matched with a pointed pencil, the grip prevention area is provided with bladed rings, teeth or a combination of both, the middle part of the pencil sleeve is the holding area, three holding surfaces with an included angle of about 120 DEG can be arranged on the holding area, mound-shaped projections can BE arranged between the holding surfaces, the rear part of the pencil sleeve is the locking area, the locking area is divided into a plurality of sections, the locking area is provided with a front spacing and a rear spacing, taper is arranged between the front spacing and the rear spacing, a locking sleeve is arranged between the spacings, and matched taper can also be formed in the inner hole of the locking sleeve. The utility model is convenient to assemble and disassemble, and ensures that a student can hold the pencil, except the grip prevention area, in a correct posture, with the distance between the fingers and the tip of the pencil being standard. Three fingers can be uniformly distributed on the pencil, lest the student feels uncomfortable in writing. Correct pencil holding posture can effectively prevent myopia and scoliosis. The utility model represents a posture correcting pencil structure applicable to wooden pencils, and special types of propelling pencils, ball pens and gel ink pens.
Description
Affiliated technical field
The utility model relates to writing implement, particularly about the invention of myopia prevention point protector.
Background technology
It is too near by nib to hold a pen, and fault is used ubiquity in the pen the student, because it is near excessively from nib to hold a pen, causes the student to watch near nib, causes myopia and scoliosis, although various appliance for holding pen are arranged, it is inconvenient to use, and is difficult to popularize.
Summary of the invention
The object of the present invention is to provide a kind of myopia prevention pencil pen cap easy to use
The object of the present invention is achieved like this: the myopia prevention point protector is made of anti-grip area, grip zone and locking area, and the pencil after its endoporus and the cutting coincide, and pencil inserts from myopia prevention point protector rear end, and nib stretches out from its front end.Establish individual pen, radially pointed tooth or its combination of several cutting edge sharp (the sharp degree of cutting edge has tenderness when gripping but can not scratch finger and be advisable) in the anti-grip area; Its individual pen, radially pointed tooth or its combination can be comparatively sparse or intensive, but better with the 2-3 road, between gapped, unsuitable overstocked; This individual pen, striped, radially pointed tooth can be an one with the myopia prevention point protector, also can be placed in the outer corresponding position of myopia prevention point protector and fixing; The middle part is a grip zone, can establish the gripping surface of three about 120 degree of angle at grip zone, also can be provided with mound shape projection between the gripping surface.The rear portion is the locking area, and the locking area is divided into several lobes, and establishes forward and backward spacingly, establishes tapering between spacing, and the outside, locking area can be even surface or threaded, establishes to be even surface or threaded lock sleeve in the hole between spacing, and the lock sleeve endoporus also can be with the tapering that matches.
During use, only need the pencil that cutting is good to insert to greatest extent in the myopia prevention point protector endoporus, mobile backward lock sleeve, myopia prevention point protector are promptly locked with pencil.Move lock sleeve to the nib direction during cutting, pencil can be extracted.
The invention has the advantages that dismounting is very convenient, guarantee that the student holds a pen beyond the anti-grip area, finger and written criterion distance when holding a pen, pen holding posture is correct.Three refer to evenly to distribute, otherwise the feel discomfort, and correct pen holding posture can prevent myopia and scoliosis effectively, and this posture-correcting pen structure is applicable to propelling pencil, ball pen, gel ink pen, free ink pen, pen of Wood-bar pencil straight-bar or the like.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
With reference to accompanying drawing 1, the myopia prevention point protector is by anti-grip area (3), grip zone (5) and locking area (9) formation, and the pencil (6) after its endoporus (14) and the cutting coincide, and pencil (6) inserts from myopia prevention point protector endoporus (14) rear end, and nib (1) stretches out from its front end.(3) establish individual pen (4), radially pointed tooth (2) or its combination of several cutting edge sharp (the sharp degree of cutting edge has tenderness when gripping but can not scratch finger and be advisable) in the anti-grip area; Its individual pen (4), radially pointed tooth (2) or its combination can be more sparse or intensive, but better with the 2-3 road, between gapped, between at interval can be more than 5mm, unsuitable overstocked; This individual pen (4), radially pointed tooth (2) can be an one with the myopia prevention point protector, also can be placed in the outer corresponding position of myopia prevention point protector and fixing; Can establish the gripping surface (11) of three about 120 degree of angle in grip zone (5), also can be provided with mound shape projection (12) between the gripping surface (11).The rear portion is locking area (9), locking area (9) is divided into several lobes (13), and establish forward and backward spacing (7 and 10), establish tapering between spacing (7 and 10), outside, locking area (9) can be even surface or threaded, establishing between spacing (7 and 10) in the hole is even surface or threaded lock sleeve (8), and lock sleeve (8) endoporus also can be with the tapering that matches.Lock sleeve (8) spacing backward (10) is promoted, and the lobe (13) of locking area (9) closes up.
During use, only need the pencil (6) that cutting is good to insert to greatest extent in the myopia prevention point protector endoporus (14), mobile backward lock sleeve (8), myopia prevention point protector are promptly locked with pencil (6).Move lock sleeve to nib (1) direction during cutting, pencil (6) can be extracted.
Claims (3)
1. myopia prevention point protector, it is characterized in that this point protector is made of anti-grip area, grip zone and locking area, pencil after its endoporus and the cutting coincide, and establishes circle, tooth or its combination of band sword in the anti-grip area, and the middle part is a grip zone, the rear portion is the locking area, the locking area is divided into several lobes, and establishes forward and backward spacingly, establishes tapering between spacing, establish lock sleeve between spacing, the lock sleeve endoporus also can be with the tapering that matches.
2. myopia prevention point protector according to claim 1 is characterized in that grip zone can establish the gripping surface of about 120 degree of three angles, also can be provided with mound shape projection between the gripping surface.
3. myopia prevention point protector according to claim 1 is characterized in that between the circle, tooth of anti-grip area or its combination at interval more than 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202194699U CN201769508U (en) | 2009-10-15 | 2009-10-15 | Myopia-prevention pencil sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202194699U CN201769508U (en) | 2009-10-15 | 2009-10-15 | Myopia-prevention pencil sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201769508U true CN201769508U (en) | 2011-03-23 |
Family
ID=43749345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202194699U Expired - Fee Related CN201769508U (en) | 2009-10-15 | 2009-10-15 | Myopia-prevention pencil sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201769508U (en) |
-
2009
- 2009-10-15 CN CN2009202194699U patent/CN201769508U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20111015 |