CN102722270B - Construction of switch and there is its optical pen - Google Patents
Construction of switch and there is its optical pen Download PDFInfo
- Publication number
- CN102722270B CN102722270B CN201210144772.3A CN201210144772A CN102722270B CN 102722270 B CN102722270 B CN 102722270B CN 201210144772 A CN201210144772 A CN 201210144772A CN 102722270 B CN102722270 B CN 102722270B
- Authority
- CN
- China
- Prior art keywords
- conducting ring
- switch
- construction
- nib
- signal source
- 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.)
- Active
Links
Landscapes
- Position Input By Displaying (AREA)
Abstract
The present invention discloses a kind of construction of switch and has its optical pen, and construction of switch comprises the first noumenon, the second body, detector and control module.The first noumenon comprises first and second conducting ring do not connected, and the second conducting ring is positioned at the inner ring of the first conducting ring, and the first conduction articulating first signal source, the second conduction articulating secondary signal source, the first signal source is different from secondary signal source.Second body comprises the 3rd conducting ring, and the ultimate range between the first conducting ring and the second conducting ring is less than the external diameter of the 3rd conducting ring and the difference of internal diameter; Detector is in order to detect the signal of the first conducting ring and the second conducting ring; Control module receives the signal that detector detects, and the unlatching of gauge tap structure or closedown.When the 3rd conducting ring contacts the second conducting ring and the first conducting ring simultaneously, the signal of the first conducting ring or the second conducting ring changes, and construction of switch is opened.The present invention can improve the problem that optical pen triggers dead angle, the quality of improving optical pen.
Description
Technical field
The present invention about a kind of construction of switch and the optical pen with it, and is particularly to a kind of optical pen that can write on projection screen or paint.
Background technology
Projector has the advantages such as picture is large, volume is little, and projector significantly promotes brightness and resolution in recent years, and projector is more and more popularized in equipment such as office's bulletin and family's theaters.Carry out in bulletin process user, often need on transparency, do some annotation explanation.The comparatively normal mode used is at present: on transparency, make annotation with slide-mouse or keyboard on computers.But this kind of mode will be modified to the content of transparency, and the annotation that can do is limited to the function of presentation software.Such as, presentation software when switching on play mode, then cannot carry out the action of editing, even if can edit, and also cannot with being intended to line on transparency, handwritten word, wiping person's handwriting etc.
Thus the appearance of optical pen solves the problems referred to above, and optical pen only need be resisted against on projection screen by user, can start optical pen running hand of going forward side by side and write.But the trigger mechanism of its nib of projector optical pen at present is on the market all electronics trigger mechanisms of use four touch switch, because the triggering of four trigger switches has dead angle, setting position as four trigger switches lays respectively at four positions up and down of circuit board, if so nib pressing inclined left on, upper right, lower-left, bottom right, then trigger switch just cannot trigger, and causes optical pen to use.
Summary of the invention
Therefore, an object of the present invention is the optical pen providing a kind of construction of switch and have it, improves the problem that optical pen triggers dead angle, the quality of improving optical pen.
For reaching above-mentioned purpose, the invention provides a kind of construction of switch, for optical pen, this construction of switch comprises the first noumenon, the second body, detector and control module.This first noumenon comprises the first conducting ring and the second conducting ring that do not connect, and this second conducting ring is positioned at the inner ring of this first conducting ring, this first conducting ring connects the first signal source, this second conducting ring connect secondary signal source, wherein this first signal source and this secondary signal source different; This second body comprises the 3rd conducting ring, and the ultimate range between this first conducting ring and this second conducting ring is less than the external diameter of the 3rd conducting ring and the difference of internal diameter, wherein this first noumenon is positioned at the side of this second body, and this first conducting ring and this second conducting ring relative with the 3rd conducting ring.Detector is in order to detect the signal of this first conducting ring and this second conducting ring, and control module receives the signal that this detector detects, and controls unlatching or the closedown of this construction of switch.Wherein, when the 3rd conducting ring contacts this second conducting ring and this first conducting ring simultaneously, the signal of this first conducting ring or this second conducting ring changes, and this construction of switch is opened.
As optional technical scheme, this first conducting ring and this second conducting ring adopt carbon film printing to be formed.
As optional technical scheme, the 3rd conducting ring is conductive rubber.
As optional technical scheme, this first noumenon also comprises circuit board, and this first conducting ring, this second conducting ring and this detector are arranged on this circuit board.
As optional technical scheme, this first signal source is positive signal source, and this secondary signal source is ground signalling source; Or this first signal source is positive signal source, this secondary signal source is negative signal source.
The present invention also provides a kind of optical pen, and this optical pen comprises: housing; Base, with movable or the mode of deformation can be connected to the first end of this housing, this base has the first pedestal through hole; Nib, is arranged on this base; Optical inductor, is arranged in this housing, and the receipts light path of this optical inductor extends in this first pedestal through hole; And construction of switch as above, this construction of switch is arranged at the side of this base this nib opposing, and this construction of switch is between this base and this housing, and be positioned at activity or the deformation range of this base, and this second body is between this nib and this first noumenon.When putting on this nib without external force, the 3rd conducting ring does not contact with this second conducting ring and this first conducting ring; When external force puts on this nib, this nib makes the movable or deformation of this base and then makes the 3rd conducting ring touch this second conducting ring and this first conducting ring simultaneously.
As optional technical scheme, this second body is this base, and the 3rd conducting ring is arranged at the end face of this base this nib dorsad.
As optional technical scheme, between this nib and this first noumenon, be provided with flexible member.
As optional technical scheme, this base or this nib have elasticity, and this nib adopts light transmissive material to make.
As optional technical scheme, this base has the second pedestal through hole, and this optical pen also comprises touch device, is arranged in this housing, and the optical pathway part of penetrating of this touch device extends in this second pedestal through hole.
As optional technical scheme, this optical pen also comprises button, this button is arranged on this housing, and the function of this button is selected from one of them of slide-mouse left button function, upwards page-turning function, the downwards group of page-turning function, the radium-shine index merit of switch and wiping pattern function.
Compared with prior art, whether construction of switch of the present invention utilizes the contact of the 3rd conducting ring and the first conducting ring and the second conducting ring, realize unlatching or the closedown of construction of switch, this make the present invention be 360 degree conductive structure design, namely no matter nib towards what direction presses, the 3rd conducting ring can be realized contact with while the first conducting ring and the second conducting ring, thus not have the problem triggering dead angle, thus the quality of improving optical pen.
Can be further understood by following detailed Description Of The Invention and institute's accompanying drawings about the advantages and spirit of the present invention.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram according to optical pen of the present invention;
Figure 2 shows that the decomposing schematic representation of the part-structure according to optical pen of the present invention;
Figure 3 shows that the schematic diagram of the first noumenon according to construction of switch of the present invention;
Figure 4 shows that the schematic diagram of the second body according to construction of switch of the present invention;
Figure 5 shows that voltage-constitutional diagram when construction of switch according to the present invention is in different conditions.
Embodiment
Refer to Fig. 1-Fig. 2, Figure 1 shows that the schematic diagram according to optical pen of the present invention; Figure 2 shows that the decomposing schematic representation of the part-structure according to optical pen of the present invention.The invention provides a kind of optical pen 1, it utilizes various mechanism design, the optical pen that makes user hand-held, and nib is resisted against on projection screen (or metope or blank), optical pen can be started immediately and receive from after the light signal of projector, the tip measuring nib clicks the position of projection screen, to write.Optical pen 1 comprises housing 2, base 3, nib 4, optical inductor and construction of switch.Base 3 is with movable or the mode of deformation can be connected to the first end 2 of housing 2.Nib 4 is arranged on base 3; Construction of switch is arranged at the opposing side of written 4 of base 3, and construction of switch is between base 3 and housing 2, and is positioned at activity or the deformation range of base 3.When putting on written 4 without external force, construction of switch is closed; When external force puts on written 4, nib 4 makes the movable or deformation of base 3 and then construction of switch is opened.
Refer to Fig. 3 and Fig. 4, Figure 3 shows that the schematic diagram of the first noumenon according to construction of switch of the present invention, Figure 4 shows that the schematic diagram of the second body according to construction of switch of the present invention.Wherein, construction of switch comprises the first noumenon 6, second body 7, detector 12 and control module (not in shown in figure).The first noumenon 6 comprises the first conducting ring 16 and the second conducting ring 26 do not connected, and the second conducting ring 26 is positioned at the inner ring of the first conducting ring 16, first conducting ring 16 connects the first signal source, and the second conducting ring 26 connects secondary signal source, wherein the first signal source and secondary signal source different.The ultimate range D1 that second body 7 comprises between the 3rd conducting ring 17, first conducting ring 16 and the second conducting ring 26 is less than the external diameter of the 3rd conducting ring 17 and the difference D2 of internal diameter.Wherein, the first noumenon 6 is positioned at the side of the second body 7, and the first conducting ring 16 and the second conducting ring 26 relative with the 3rd conducting ring 17, and, in optical pen 1, the second body 7 nib 4 and the first noumenon 6 between.Detector 12 is in order to detect the signal of the first conducting ring 16 and the second conducting ring 26; Control module receives the signal that detector 12 detects, and the unlatching of gauge tap structure or closedown.
Refer to Fig. 5, Figure 5 shows that voltage-constitutional diagram when construction of switch according to the present invention is in different conditions, in present embodiment with the first signal source for positive signal source (if voltage is for 5V), secondary signal source is ground signalling source and voltage be 0V is example, when the 3rd conducting ring 17 does not contact the second conducting ring 26 and the first conducting ring 16, that is the nib 4 of optical pen 1 by external force time, the first conducting ring 16 for voltage be the signal of 5V, the second conducting ring 26 due to its voltage of ground connection be zero; When external force puts on written 4, such as the tip 41 of nib 4 is resisted against projection screen, nib 4 makes the movable or deformation of base 3 and then makes the 3rd conducting ring 17 contact the second conducting ring 26 and the first conducting ring 16 simultaneously, detector 12 can detect the magnitude of voltage vanishing of the signal of the first conducting ring 16, the signal that control module in optical pen 1 then receives from detector 12 learns that nib 4 receives external force, thus control module controls opening switch structure.
In fact be not limited with above-described embodiment, such as the first signal source can be positive signal source, and secondary signal source can be ground signalling source; Or the first signal source is positive signal source, secondary signal source is negative signal source.Demand fulfillment, when the nib 4 of optical pen 1 is subject to external force, the signal of the first conducting ring or the second conducting ring changes and detector 12 can be detected.
In addition, because the first conducting ring 16, second conducting ring 26 and the 3rd conducting ring 17 are ring texture, thus, when nib 4 is applied in external force, no matter the deformation of base 3 whichaway, the 3rd conducting ring 17 all can contact the first conducting ring 16 and the second conducting ring 26 simultaneously.And first ultimate range D1 between conducting ring 16 and the second conducting ring 26 be less than the external diameter of the 3rd conducting ring 17 and the difference D2 of internal diameter, so can ensure that the 3rd conducting ring 17 contacts with while the first conducting ring 16 with the second conducting ring 26 better.Therefore when user is with hand-held optical pen 1, and nib 4 is resisted against on projection screen, optical pen 1 can be started immediately.
In present embodiment, preferably, the first conducting ring 16 and the second conducting ring 26 adopt carbon film printing to be formed, the 3rd conducting ring 17 is conductive rubber.The first noumenon 6 also comprises circuit board 36, and the first conducting ring 16, second conducting ring 26 and detector 12 are arranged on circuit board 36.And in present embodiment, the second body 7 is base 3, the 3rd conducting ring 17 be arranged at base 3 dorsad nib 4 end face 31.And a gap can be reserved between base 3 and housing 2 carry out stowing switch structure, and nib 4 not by pressed by external force time, the end face 31 of base 3 can not be pressed into the first noumenon 6 of construction of switch.
In addition, in present embodiment, nib 4 and base 3 are Split type structure, but in fact, the structure that nib 4 and base 3 also can be formed in one.And nib 4 and base 3 preferably can adopt different materials, such as: the material of base 2 is resilient material, nib 4 is then preferably and adopts comparatively rigidity and transparent material to make.So, when nib 4 is by pressed by external force, base 3 will produce deformation, and then triggers the construction of switch being positioned at deformation range.Certainly, also nib 4 can be set to resilient structure, nib 4 by during external force, deformation occurring thus impelling base 3 to move towards the first noumenon 6, and then makes the 3rd conducting ring 17 touch the second conducting ring 26 and this first conducting ring 16 simultaneously, and utilizes control module opening switch structure.And due to nib 4 be light transmissive material, so receive light path and can penetrate nib, make light signal can not be blocked part optical signals by written 4.Moreover the nib 4 of the present embodiment also can be designed to Openworks shape, by this, light signal more can not be able to be blocked in transmittance process.
Certainly be not limited with above-described embodiment, also or between base 3 and the first noumenon 6, flexible member can be set as spring or shell fragment etc. between nib 4 and the first noumenon 6, when nib 4 is not by pressed by external force, flexible member in the raw, 3rd conducting ring 17 does not contact with the first conducting ring 16 with the second conducting ring 26, the end face 31 of base 3 can not be pressed into the first noumenon 6 of construction of switch, and construction of switch is now in closed condition; When nib 4 is subject to external force, flexible member can be compressed, thus the 3rd conducting ring 17 contacts the second conducting ring 26 and the first conducting ring 16, and construction of switch is opened.
Base 3 has the first pedestal through hole 32, the optical inductor of optical pen 1 is arranged in housing 2, the receipts light path of optical inductor extends in the first pedestal through hole 32, and circuit board 36 has center through hole 46, the receipts light path of optical inductor can not be able to be blocked through the center through hole 46 of circuit board 36, and the circuit board 36 of present embodiment such as can be loop configuration, the first conducting ring 16 and the second conducting ring 26 are all surrounded on the receipts light path of optical inductor.By this, the light signal that projector's injection represents projection screen position successfully can be passed to optical inductor through the center through hole 46 of the first pedestal through hole 32 and circuit board 36 successively, with the tip 41 correctly calculating nib 4 against position.
In addition, base 3 also has the second pedestal through hole 33, optical pen 1 also comprises touch device, touch device is arranged in housing 2, the optical pathway part of penetrating of touch device extends in the second pedestal through hole 33, thus, the laser of touch device injection can pass through the second pedestal through hole 33 and written hollow part, and injection is to extraneous.
In addition, optical pen 1 also comprises button 11, and button 11 is arranged on housing 2, and the function of button 11 is selected from one of them of slide-mouse left button function, upwards page-turning function, the downwards group of page-turning function, the radium-shine directive function of switch and wiping pattern function.
In sum, whether construction of switch of the present invention utilizes the contact of the 3rd conducting ring and the first conducting ring and the second conducting ring, realize unlatching or the closedown of construction of switch, this make the present invention be 360 degree conductive structure design, namely no matter nib towards what direction presses, the 3rd conducting ring can be realized contact with while the first conducting ring and the second conducting ring, thus not have my problem triggering dead angle, thus the quality of improving optical pen.
By the above detailed description of preferred embodiments, be wish clearly to describe feature of the present invention and spirit, and not with above-mentioned disclosed preferred embodiment, protection scope of the present invention limited.On the contrary, its objective is wish to contain various change and tool equality be arranged in the present invention institute in the protection domain of claim applied for.Therefore, the protection domain of the claim that the present invention applies for should do the broadest explanation, with the arrangement causing it to contain all possible change and tool equality according to above-mentioned explanation.
Claims (10)
1. a construction of switch, for optical pen, is characterized in that this construction of switch comprises:
The first noumenon, this the first noumenon comprises the first conducting ring and the second conducting ring that do not connect, and this second conducting ring is positioned at the inner ring of this first conducting ring, this first conducting ring connects the first signal source, this second conducting ring connect secondary signal source, wherein this first signal source and this secondary signal source different;
Second body, this second body comprises the 3rd conducting ring, and the ultimate range between this first conducting ring and this second conducting ring is less than the external diameter of the 3rd conducting ring and the difference of internal diameter, wherein this first noumenon is positioned at the side of this second body, and this first conducting ring and this second conducting ring relative with the 3rd conducting ring;
Detector, in order to detect the signal of this first conducting ring and this second conducting ring; And
Control module, receives the signal that this detector detects, and controls unlatching or the closedown of this construction of switch;
Wherein, when the 3rd conducting ring contacts this second conducting ring and this first conducting ring simultaneously, the signal of this first conducting ring or this second conducting ring changes, and this construction of switch is opened.
2. construction of switch as claimed in claim 1, is characterized in that this first conducting ring and this second conducting ring adopt carbon film printing to be formed.
3. construction of switch as claimed in claim 1, is characterized in that the 3rd conducting ring is conductive rubber.
4. construction of switch as claimed in claim 1, it is characterized in that this first noumenon also comprises circuit board, this first conducting ring, this second conducting ring and this detector are arranged on this circuit board.
5. construction of switch as claimed in claim 1, it is characterized in that this first signal source is positive signal source, this secondary signal source is ground signalling source; Or this first signal source is positive signal source, this secondary signal source is negative signal source.
6. an optical pen, is characterized in that this optical pen comprises:
Housing;
Base, with movable or the mode of deformation can be connected to the first end of this housing, this base has the first pedestal through hole;
Nib, is arranged on this base;
Optical inductor, is arranged in this housing, and the receipts light path of this optical inductor extends in this first pedestal through hole; And
As the construction of switch in claim 1-5 as described in any one, this construction of switch is arranged at the side of this base this nib opposing, and this construction of switch is between this base and this housing, and be positioned at activity or the deformation range of this base, and this second body is between this nib and this first noumenon;
When putting on this nib without external force, the 3rd conducting ring does not contact with this second conducting ring and this first conducting ring; When external force puts on this nib, this nib makes the movable or deformation of this base and then makes the 3rd conducting ring touch this second conducting ring and this first conducting ring simultaneously.
7. optical pen as claimed in claim 6, is characterized in that this second body is this base, and the 3rd conducting ring is arranged at the end face of this base this nib dorsad.
8. optical pen as claimed in claim 6, is characterized in that being provided with flexible member between this nib and this first noumenon.
9. optical pen as claimed in claim 6, is characterized in that this base or this nib have elasticity, and this nib adopts light transmissive material to make.
10. optical pen as claimed in claim 6, it is characterized in that this base has the second pedestal through hole, this optical pen also comprises touch device, and this touch device is arranged in this housing, and the light path of penetrating of this touch device extends in this second pedestal through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144772.3A CN102722270B (en) | 2012-05-11 | 2012-05-11 | Construction of switch and there is its optical pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144772.3A CN102722270B (en) | 2012-05-11 | 2012-05-11 | Construction of switch and there is its optical pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102722270A CN102722270A (en) | 2012-10-10 |
| CN102722270B true CN102722270B (en) | 2015-09-02 |
Family
ID=46948063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210144772.3A Active CN102722270B (en) | 2012-05-11 | 2012-05-11 | Construction of switch and there is its optical pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102722270B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776963A (en) * | 2010-03-07 | 2010-07-14 | 明基电通有限公司 | Optical pen |
| CN102346582A (en) * | 2011-11-14 | 2012-02-08 | 明基电通有限公司 | Optical pen |
| CN102385446A (en) * | 2011-11-14 | 2012-03-21 | 苏州佳世达光电有限公司 | Optical pen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2175466Y (en) * | 1993-11-09 | 1994-08-24 | 吴铭辉 | All-direction trigger switch |
-
2012
- 2012-05-11 CN CN201210144772.3A patent/CN102722270B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776963A (en) * | 2010-03-07 | 2010-07-14 | 明基电通有限公司 | Optical pen |
| CN102346582A (en) * | 2011-11-14 | 2012-02-08 | 明基电通有限公司 | Optical pen |
| CN102385446A (en) * | 2011-11-14 | 2012-03-21 | 苏州佳世达光电有限公司 | Optical pen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102722270A (en) | 2012-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10401920B2 (en) | Portable electronic apparatus having a push button | |
| US20040125076A1 (en) | Method and apparatus for human interface with a computer | |
| US9626011B2 (en) | Rechargeable capacitive stylus | |
| CN110264795B (en) | Intelligent blackboard system | |
| US20170060272A1 (en) | Combined activation mechanism of retractable marker and power status for an electronic pen | |
| US20170108948A1 (en) | Retractable capacitance pen | |
| US10983612B2 (en) | Stylus and human-machine interactive apparatus | |
| CN204496445U (en) | A kind of capacitance pen for accurately inputting and capacitive touch control | |
| CN101833386A (en) | Multifunctional electronic writing pen | |
| US7808482B2 (en) | Slim mouse | |
| US20120327046A1 (en) | Stylus | |
| KR20110105500A (en) | Writing instruments having stylus pen function | |
| CN111813247B (en) | Mouse pen and electronic equipment | |
| CN102722270B (en) | Construction of switch and there is its optical pen | |
| CN103123545A (en) | Touch pen with mouse | |
| JP6079185B2 (en) | Pen-type input device and electronic information board system | |
| TWI643103B (en) | Capacitive stylus with eraser | |
| TW201203015A (en) | Keyboard | |
| KR102069745B1 (en) | Pentip for multi-direction recognition combinating on electronic pen for writing on pettern film and electronic pen having multi-direction recognition for writing on pattern film | |
| TWM408714U (en) | Input device with swing operation | |
| US20190121467A1 (en) | Wiping device, touch system and method for erasing handwriting of touch system | |
| TWM400613U (en) | Structural improvement of mouse | |
| CN203054752U (en) | Movable-type touch tablet mouse | |
| KR20040009310A (en) | Pen-type mouse and amending method of character-type thereby | |
| TWI694374B (en) | Electronic wiping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |