CN206312086U - A kind of writing pencil of handwriting display screen - Google Patents
A kind of writing pencil of handwriting display screen Download PDFInfo
- Publication number
- CN206312086U CN206312086U CN201621362564.0U CN201621362564U CN206312086U CN 206312086 U CN206312086 U CN 206312086U CN 201621362564 U CN201621362564 U CN 201621362564U CN 206312086 U CN206312086 U CN 206312086U
- Authority
- CN
- China
- Prior art keywords
- nib
- penholder
- display screen
- writing pencil
- line ball
- 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
Links
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses a kind of writing pencil of handwriting display screen, include nib, penholder and four way switch, one end rat tail of penholder, the end of other end connection nib, wire harness includes positive electricity line ball, negative electricity line ball, ground wire, the end of nib is rotatably mounted on penholder, the tip of nib can be conductive, four way switch includes four static contacts on penholder and a movable contact spring in nib, wherein three static contacts connect positive electricity line ball respectively, negative electricity line ball, ground wire, movable contact spring is arranged on nib above and electrical connection tip, rotating nib causes that movable contact spring contacts static contact stroke closed circuit respectively.The writing pencil of handwriting display screen of the present utility model, with write conveniently, function easy switching, simple structure ground advantage.
Description
Technical field
The utility model is related to handwriting display screen technical field, and in particular to a kind of writing pencil of handwriting display screen.
Background technology
Electronic technology fast development, the dot matrix display part of emitting LED as presentation of information important matchmaker
Body, is widely applied in many fields.The development of emitting LED dot matrix display part, production are also obtained
Rapidly development, and industry is gradually formed, the new industry field as opto-electronic industry.Conventional luminescent LED array
Formula shows the power technology that relate in computer and electronic technology, singlechip technology, data communication technology, Display Technique, deposits
Various scientific domains such as storage technology, systems software technology, interface and driving, cause its expensive, it is necessary to by computer
Display content can be changed, the skill level of complexity, high equipment cost significantly limit emitting LED dot matrix
The range of application of display.
Using light emitting diode be connected N/P type channel field-effect pipes, light emitting diode is made the display screen of dot matrix,
The grid of FET is made corresponding handwriting screen, then coordinates the conductive writing pencil with positive/negative voltage, can conveniently realize hand
Write display.When writing pencil band is just pressed, the light that corresponding diode sends out color a kind of, during the negatively charged pressure of writing pencil, diode hair
The light of another color, writing pencil connection ground wire can realize wiping function.The handwriting display screen of this structure no longer needs list
The software systems of piece machine, memory and complexity, have the advantages that simple structure, with low cost.But, it is corresponding at present conductive
It is many to there is wiring in writing pencil, and generating positive and negative voltage switching is inconvenient, writes the shortcoming of inconvenience, it is necessary to further improve.
The content of the invention
For problems of the prior art, the utility model is opened by setting four of rotation gear shift on writing pencil
Close so that handwriting pen point can easily switch band dotted state, so as to provide a kind of suitable for effect tubular type handwriting display screen
Writing pencil.
In order to solve the above technical problems, the technical solution adopted in the utility model is, a kind of writing pencil of handwriting display screen,
Nib, penholder and four way switch are included, one end rat tail of penholder, the end of other end connection nib, wire harness is included
Positive electricity line ball, negative electricity line ball, ground wire, the end of nib are rotatably mounted on penholder, and the tip of nib can be conductive, four
Switch includes four static contacts on penholder and a movable contact spring in nib, wherein three static contacts
Positive electricity line ball, negative electricity line ball, ground wire are connected respectively, and movable contact spring electrically connects tip, and it is quiet that rotating nib causes that movable contact spring is contacted respectively
Contact stroke closed circuit.
Be connected with nib on penholder one end is provided with annular groove, annular groove is made up of side wall and newel, center
The periphery of post is provided with annular slot, and the end of nib is provided with annular protrusion, and annular protrusion stretches into annular groove, annular
The upper end of protuberance is provided with the inside bending part of level, and bending part snaps in annular slot, and annular protrusion can be in annular groove
Interior rotation, the static contact is arranged on the wall of side, and movable contact spring is arranged in annular protrusion.
Static contact is made by having resilient copper sheet, and the two ends of static contact are formed towards middle part bending and at the middle part of static contact
Depressed part, the movable contact spring has the projection relative to annular protrusion, and projection matches with depressed part.
The surface of nib is provided with some rib ridges, and the direction of rib ridge is identical with written axial direction.
Tip is coated with conductive silicon rubber.
Operation principle of the present utility model is：Rotating nib, the movable contact spring in written annular protrusion rotate to one it is quiet
On contact and it is stuck in the depressed part of static contact so that the circuit turn-on of static contact connection, the conductive silicon rubber band in nib
There is corresponding electric charge.
The beneficial effects of the utility model are, the writing pencil of handwriting display screen of the present utility model, with writing conveniently, work(
Can easy switching, simple structure ground advantage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is penholder and written connecting portion structural representation；
Fig. 3 is static contact structural representation；
Fig. 4 is nib structure schematic diagram.
Specific embodiment
In conjunction with accompanying drawing, the utility model is described in further detail.
As Figure 1-4, a kind of writing pencil of handwriting display screen, includes nib 1, penholder 2 and four way switch, penholder 2
One end rat tail 3, the end of other end connection nib 1, wire harness 3 includes positive electricity line ball, negative electricity line ball, ground wire, nib 1
End be rotatably mounted on penholder 2, the tip 4 of nib 1 can be conductive, and four way switch is included on penholder
Four static contacts 5 and a movable contact spring 6 in nib 1, wherein three static contacts 5 connect positive electricity line ball, bear respectively
Pressure-wire, ground wire, so as to constitute positive voltage shelves, negative voltage shelves, wipe shelves, another static contact 5 is not connected to electric wire, constitutes empty
Shelves, contact movable contact spring with this static contact when writing pencil is not used.Movable contact spring 6 electrically connects tip 4, and rotating nib causes movable contact spring
6 contact the stroke closed circuit of static contact 5 respectively so that tip connection circuit carries corresponding voltage.The contact of tip 4 display screen
During handwriting screen, the diode on display screen sends lossing for corresponding feux rouges or green glow or light.
Penholder 2 is provided with annular groove 7 with the connection end of nib 1, and annular groove is made up of side wall 8 and newel 9, center
The periphery of post 9 is provided with annular slot 10, and the end of nib is provided with annular protrusion 11, and it is recessed that annular protrusion 11 stretches into annular
Groove 7, the upper end of annular protrusion 11 is provided with the inside bending part 12 of level, and bending part 12 snaps in annular slot 10, and annular is prominent
Portion 11 can be rotated in annular groove 7, and the static contact 5 is arranged on side wall 8, and movable contact spring 6 is arranged on annular protrusion 11
On.Nib 1 being capable of both forward and reverse directions rotation, the function that convenient selection needs.
Static contact 5 is made by having resilient copper sheet, and the two ends of static contact 5 are towards middle part bending and at the middle part of static contact 5
Depressed part 13 is formed, the movable contact spring 6 has raised 14 relative to annular protrusion 11, and raised 14 match with depressed part 13
And depressed part 13 can be snapped in, movable contact spring 6 forms metastable electrical contact, is conducive to writing with static contact 5.
The surface of nib 1 is provided with some with written axial direction identical rib ridge 15, is easy to rotating nib.
Tip 4 is coated with conductive silicon rubber, sense of touch when raising is write, and protects handwriting screen not scratched, and improves handwriting screen
Service life.
Preferred embodiment of the present utility model described in detail above, it will be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without creative work according to design of the present utility model, therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (5)
1. a kind of writing pencil of handwriting display screen, it is characterised in that include nib, penholder and four way switch, one end of penholder
Rat tail, the end of other end connection nib, wire harness includes positive electricity line ball, negative electricity line ball, ground wire, and the end of nib can revolve
Turn on penholder, the tip of nib can be conductive, four way switch include four static contacts on penholder with
And a movable contact spring in nib, wherein three static contacts connect positive electricity line ball, negative electricity line ball, ground wire respectively, move and touch
Piece electrically connects tip, and rotating nib causes that movable contact spring contacts static contact stroke closed circuit respectively.
2. the writing pencil of handwriting display screen as claimed in claim 1, it is characterised in that be connected with nib on the penholder
One end is provided with annular groove, and annular groove is made up of side wall and newel, and the periphery of newel is provided with annular slot, nib
End be provided with annular protrusion, annular protrusion stretches into annular groove, and the upper end of annular protrusion is provided with the inside folding of level
Turn of bilge, bending part snaps in annular slot, and annular protrusion can be rotated in annular groove, and the static contact is arranged on side wall
On, movable contact spring is arranged in annular protrusion.
3. the writing pencil of handwriting display screen as claimed in claim 2, it is characterised in that the static contact is by having resilient copper
Piece is made, and the two ends of static contact form depressed part towards middle part bending and at the middle part of static contact, the movable contact spring have relative to
The projection of annular protrusion, projection matches with depressed part.
4. the writing pencil of handwriting display screen as claimed in claim 2, it is characterised in that the surface of the nib is provided with some ribs
Ridge, the direction of rib ridge is identical with written axial direction.
5. the writing pencil of handwriting display screen as claimed in claim 1, it is characterised in that the tip is coated with conductive silicon rubber
Glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621362564.0U CN206312086U (en) | 2016-12-12 | 2016-12-12 | A kind of writing pencil of handwriting display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621362564.0U CN206312086U (en) | 2016-12-12 | 2016-12-12 | A kind of writing pencil of handwriting display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206312086U true CN206312086U (en) | 2017-07-07 |
Family
ID=59252016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621362564.0U Expired - Fee Related CN206312086U (en) | 2016-12-12 | 2016-12-12 | A kind of writing pencil of handwriting display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206312086U (en) |
-
2016
- 2016-12-12 CN CN201621362564.0U patent/CN206312086U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20191212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |