CN102446645A - Key structure - Google Patents
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- CN102446645A CN102446645A CN2010105045570A CN201010504557A CN102446645A CN 102446645 A CN102446645 A CN 102446645A CN 2010105045570 A CN2010105045570 A CN 2010105045570A CN 201010504557 A CN201010504557 A CN 201010504557A CN 102446645 A CN102446645 A CN 102446645A
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- circuit board
- press
- key structure
- loophole
- reflecting surface
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Abstract
The invention provides a key structure that is arranged at an inner side of an outer housing. The key structure comprises a circuit board, a light guide support and a platellite. The circuit board includes at least a light hole and at least a light source; and the light hole penetrates the circuit board and the light source is adjacent to the light hole. The light guide support includes at least a reflection plane that corresponds to the light source; and lights emitted by the light source are reflected through the reflection plane and the lights pass through the light hole for going forward. And the platellite is arranged to be adjacent to the circuit board and is also arranged at the other side surface wherein the circuit board is opposite to the light source; and the platellite contains at least a pattern that corresponds to the light hole. According to the invention, the user can see a bright pattern with uniform brightness from an outboard of an outer housing.
Description
Technical field
The present invention relates to a kind of press-key structure, particularly relate to a kind of press-key structure that is applied to electronic product.
Background technology
Along with making rapid progress of science and technology, people also are more and more diversified to the requirement of electronic product function; Therefore, demands such as acousto-optic, image, picture, interaction entertainment, networking, recreation all are that at present all electronic products are wanted the basic function that has.For instance, MP3, MP4 player must have broadcasting, touch-control, film, music, upload the function of file in download; Functions such as mobile phone then must have online, plays, makes a phone call, note, blue bud; E-book then must have functions such as large-screen, wireless Internet access, touch-control, notes.Therefore, increasing function is integrated into same electronic product, has been the main trend of information age.This trend not only lets the user can enjoy protean function, also fills part and has created the flourish of electronic industry.
Among numerous electronic building bricks, can say so key and can not obtain scarce of press-key structure.Press-key structure is arranged on the electronic product shell body usually, in order to as man-machine interface, and conveniently lets people control this electronic product.Through the use of press-key structure, people can be easily push, operate the output input of electric signal with hand, and then the assigning of the execution of control relevant software programs, instruction; Thus, all science and technology, electronic products all can be controlled through the wish of accepting the user easily.
Traditionally, the pattern that can attach in the place ahead of button usually, printing indicates usefulness is used for making things convenient for the user to tell the Different control button, and then correctly operates this electronic product.Yet when using with the passing of time, the pattern that indicates usefulness subjects to wearing and tearing and smudgy; And print also to have easily and come off, print the bad problem that causes the whole casing body to be scrapped, the ten minutes inconvenience.
Therefore, how to solve the button of press-key structure, it indicates with pattern easy abrasion, the problem that comes off, and prints the bad problem that causes shell body to be scrapped, and is the target that those skilled in the art make great efforts.
Summary of the invention
Main purpose of the present invention is solving the button of press-key structure, and it indicates with pattern easy abrasion, the problem that comes off.
The problem that another purpose of the present invention causes shell body to be scrapped at the button of eliminating press-key structure because printing is bad.
To achieve these goals, the present invention provides a kind of press-key structure, is arranged on the inboard of a shell body, and this press-key structure comprises a circuit board, a leaded light support and plates.Comprise at least one loophole on this circuit board, and be provided with at least one lamp source in the one side of this circuit board, this loophole runs through this circuit board, and this lamp source is adjacent with this loophole.This leaded light support comprises at least one reflecting surface; This leaded light support is arranged on a side of this circuit board, makes this reflecting surface corresponding, see through the light that this this lamp source of reflecting surface reflection is penetrated with this lamp source; Can make light pass this loophole, advance to the normal direction of this circuit board.One side next-door neighbour's circuit board another side relative of these plates with the lamp source, the inboard of this shell body of another side next-door neighbour of these plates comprises at least one pattern on these plates, this pattern is corresponding with this loophole.Thus, the user can see bright and even brightness pattern by the outside of this shell body.
Aforesaid press-key structure, wherein, this reflecting surface is plane or curved surface; Thus, this reflecting surface can be adjusted all irradiant angle or depth of parallelisms.
Aforesaid press-key structure, wherein, this press-key structure also comprises one from the shape pad pasting, should on the shape pad pasting, comprise at least one pad pasting hole that runs through, and can be attached at the one side of this circuit board, and make each pad pasting hole corresponding with a loophole; Thus, should can be used in from the shape pad pasting and paste these plates and this circuit board, or paste the shell body of these plates and electronic equipment.
Aforesaid press-key structure wherein, also comprises at least one reflective hood on this leaded light support, and this reflective hood is arranged on this reflecting surface periphery; The structure that this leaded light support, reflective hood and this reflecting surface are formed in one, the surface of this reflective hood and this reflecting surface is white in color or silver color, and the loophole periphery of this circuit board is close to and is centered around to this reflective hood; Thus, can be used in the total reflection of strengthening light, prevent the leakage or the loss of light energy.
Aforesaid press-key structure wherein, also comprises at least one optical sensor on this circuit board, the light and shade that this optical sensor can be used in detecting light changes, and this optical sensor is arranged on this loophole periphery; Thus, this press-key structure can have the function of touch-control simultaneously.
Aforesaid press-key structure wherein, also is provided with a plurality of screw holes on this leaded light support, and the inboard of this shell body also is provided with a plurality of screw seats, and each screw hole is corresponding with a screw seat, and a screw tightly is fixed on this screw seat through this screw hole; Thus, this press-key structure can be securely fixed in the inboard of this shell body, need not to worry to rock or come off, and has the advantage that makes things convenient for factory-assembled.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is: press-key structure of the present invention may be used on any electronic product or electronic equipment; Do not have the phenomenon of the pattern wearing and tearing that are indicated on the button; Also can not contains printers' errors and situation that shell body is scrapped, but but also have touch-control, assembling fast and the pattern brightness of button imaging than advantage of uniform.
Description of drawings
Fig. 1 is the decomposing schematic representation of the embodiment of the invention 1 press-key structure;
Fig. 2 is the operation principle sketch map of the embodiment of the invention 1 circuit board and leaded light support;
Fig. 3 is that the embodiment of the invention 2 is executed the circuit board of example and the operation principle sketch map of leaded light support;
Fig. 4 is that the embodiment of the invention 3 is executed the circuit board of example and the operation principle sketch map of leaded light support.
In the accompanying drawing, the component list of each label representative is following:
1,2,3: press-key structure, 8: finger, 9: shell body;
11,21,31: circuit board, 12,22,32: the leaded light support, 13: plates, 14: from the shape pad pasting, 91: screw;
111,211,311: loophole, 112,212,312: lamp source, 121,221,321: reflecting surface, 122,222,322: reflective hood, 125,225,325: screw hole, 131: pattern 141: the pad pasting hole.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment 1
See also Fig. 1, Fig. 1 is the decomposing schematic representation of press-key structure of the present invention.As shown in Figure 1, a press-key structure 1 and a shell body 9, shell body 9 are preceding, and 1 next-door neighbour of press-key structure shell body 9 is provided with, and is arranged on the back of shell body 9.Shell body 9 can be the shell of any electronic equipment or electronic product (not shown), and therefore, people can control each item function of this electronic equipment or electronic product through press-key structure 1.Press-key structure 1 comprises a circuit board 11, a leaded light support 12 and plates 13.Comprise a plurality of loopholes 111 that run through circuit board 11 on the circuit board 11.Leaded light support 12 is arranged on the back of circuit board 11, and leaded light support 12 comprises a plurality of reflective hood 122 and a plurality of reflecting surface 121, and each reflective hood 122 all is arranged on the periphery of a reflecting surface 121; Be that reflecting surface 121 is arranged on reflective hood 122 volume inside.Plates 13 next-door neighbour's circuit boards 11 are provided with, and are arranged on the front of circuit board 11, and the inboard of the another side of plates 13 next-door neighbour shell body 9; That is to say that plates 13 are arranged between circuit board 11 and the shell body 9.Comprise a plurality of patterns 131 on the plates 13, these patterns 131 have specific decorative pattern, color, and are the material of translucent or light-permeable, so pattern 131 tolerable light pass through, so that demonstrate its specific decorative pattern or color.
On leaded light support 12, also comprise two screw holes 125; Also comprise a plurality of screw seat (not shown)s in the inboard of shell body 9; Each screw hole 125 is corresponding with a screw seat; Therefore if when two-screw nail 91 seen through screw hole 125 and come tightly to be fixed on the inboard screw seat of shell body 9, can in regular turn leaded light support 12, circuit board 11 and plates 13 tightly be fixed on the back of shell body 9.In a preferred embodiment, can respectively be provided with one on the two sides, front and back of plates 13 respectively from shape pad pasting 14, are two-sided double faced adhesive tapes that all have stickiness from shape pad pasting 14; On shape pad pasting 14, comprise a plurality of pad pasting holes 141 that run through from shape pad pasting 14, each pad pasting hole 141 is all corresponding with the loophole 111 of a circuit board 11, and is also corresponding with the pattern 131 of plates 13.Therefore, shell body 9 and plates 13 are pasted in can be used in from shape pad pasting 14 of front, and plates 13 and this circuit board 11 are pasted in can be used in from 14 of shape pad pastings of back; When promptly two functions from shape pad pasting 14 are factory-assembled, make things convenient for shell body 9, plates 13 to aim at, paste, assembling speed is accelerated with circuit board 11.
Please consult Fig. 1 and Fig. 2 more simultaneously, Fig. 2 is the operation principle sketch map of circuit board of the present invention and leaded light support.As shown in Figure 2, shell body 9, plates 13, circuit board 11 and leaded light support 12 are sternward arranged from the front in regular turn.Be provided with a plurality of lamps source 112 in the back of circuit board 11, each lamp source 112 is all adjacent with a loophole 111 and a pad pasting hole 141, and corresponding with a reflecting surface 121 and a reflective hood 122; In a preferred embodiment, lamp source 112 be light-emitting diode (Light Emitting Diode, LED).Plates 13 are arranged on the relative another side in circuit board 11 and these lamp sources 112, and each pattern 131 on the plates 13 is all corresponding with the loophole 111 of a circuit board 11.Like this, the light that penetration face 121 reflector lamp sources 112 are penetrated can make light pass loophole 111 and pattern 131 in regular turn, and roughly advance towards the normal direction of circuit board 11.In the present embodiment, reflecting surface 121 is the plane; The structure that leaded light support 12, reflective hood 122 and reflecting surface 121 are formed in one, and reflective hood 122 is close to and is centered around the loophole 111 of circuit board 11 and the periphery in lamp source 112.Like this, can be reflected the fully surperficial total reflection of face 121 and reflective hood 122 of the light that lamp source 112 is penetrated can not produce leaking and the loss of energy of light; Light reflected is the just direction ejaculation of past shell body 9 fully also.In a preferred embodiment, the surface of reflective hood 122, reflecting surface 121 is white in color or silver color, and like this, the reflecting effect of this light will be better.
Because a plurality of patterns on the plates 13 131 are the material of translucent or light-permeable, so after light passes this pattern 131, can make pattern 131 decorative pattern, color imaging, be presented on the shell body 9; And people can see bright and even brightness decorative pattern, color by the outside (the place ahead of shell body) of shell body 9; And see through the imaging of shell body 9, the button meaning that this decorative pattern, color representative are known in demonstration, and then in order to control this electronic product or electronic equipment.Therefore, utilize reflecting surface 121, reflective hood 122 to come reflection ray, also have the printing opacity of pattern 131, and the imaging of shell body 9, its effect is that promptly the brightness that produces is big and even, can not produce the uneven phenomenon of light and shade.In a preferred embodiment, shell body 9 also is the material of translucent or light-permeable, so its imaging effect is preferable.
Also comprise a plurality of optical sensor (not shown)s on the circuit board 11, each optical sensor all is arranged on the front or the back of the circuit board 11 of a loophole 111 peripheries, and the light and shade that can be used in detecting light changes.When people's finger 8 by shell body 9 the place aheads toward a pattern 131 wherein near the time, the light that penetrates pattern 131 and shell body 9 can be because by finger 8 reflections and cause the shading values in the loophole 111 to change.Therefore, this optical sensor can detect finger 8 near the corresponding pattern 131 of position, and then produce the electronic signal of corresponding pattern 131, control this electronic product or electronic equipment.That is to say that press-key structure 1 of the present invention reaches the purpose of optical touch through the setting of this optical sensor.
Thus, as if the inboard that press-key structure 1 is arranged on a shell body 9, can see through press-key structure 1 this electronic product of control or electronic equipment; And, because the pattern 131 of plates 13 is positioned at the inboard of shell body 9, can not wear and tear because of people's use, so can keep clear wash rice for a long time, need not to worry the problem that comes off, more do not have the bad and problem that causes whole casing body 9 to be scrapped of printing.
Certainly, the present invention also has other embodiment.See also Fig. 3, Fig. 3 is the circuit board of another embodiment of the present invention and the operation principle sketch map of leaded light support.As shown in Figure 3, press-key structure 2 comprises a circuit board 21 and a leaded light support 22; Circuit board 21 is provided with a plurality of loophole 211, a plurality of lamps source 212; Leaded light support 22 is provided with a plurality of reflecting surface 221, a plurality of reflective hood 222 and a screw hole 225.Wherein, repeat no more its structure and function of identical assembly.In the present embodiment, reflecting surface 221 is a curved surface, and the profile of this curved surface can be ball curved surface, oval calotte, hyperboloid, asymptote curved surface etc.Because this light penetrates lamp source 212, be with spherical shape to all the winds eradiation leave this lamp source 212, therefore through the curved-surface structure of reflecting surface 221, just can make all light after the reflection be parallel mode and penetrate.Thus, present embodiment also can reach aforesaid effect.
See also Fig. 4, Fig. 4 is the circuit board of further embodiment of this invention and the operation principle sketch map of leaded light support.As shown in Figure 4, press-key structure 3 comprises a circuit board 31 and a leaded light support 32; Circuit board 31 is provided with a plurality of loophole 311, a plurality of lamps source 312; Leaded light support 32 is provided with a plurality of reflecting surface 321, a plurality of reflective hood 322 and a screw hole 325.Wherein, be provided with two reflectings surface 321 in the reflective hood 322, and be respectively arranged with a lamp source 312, make the reflecting surface 321 in the respectively corresponding reflective hood 322 of each lamp source 312 meeting in the left and right sides of loophole 311.Also have; If this structure is further expanded to the structure of 3 dimensions (3-Dimension); Then a loophole periphery also can be provided with plural a plurality of lamps source; And a plurality of lamps source is all with a plurality of reflectings surface in ray cast to this reflective hood, and all light that are reflected are all penetrated from this loophole; So, can reach the effect of brightness maximization.
In sum; Press-key structure of the present invention can be applied to any electronic product or electronic equipment; Do not have the phenomenon of the pattern wearing and tearing that are indicated on the button; Also can not contains printers' errors and situation that shell body is scrapped, but but also have touch-control, assembling fast, and the pattern brightness of button imaging is than advantage of uniform.Therefore, has very big benefit.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. press-key structure is arranged on the inboard of a shell body, it is characterized in that this press-key structure comprises:
One circuit board comprises at least one loophole on this circuit board, and is provided with at least one lamp source in the one side of this circuit board, and this loophole runs through this circuit board, and this lamp source is adjacent with this loophole;
One leaded light support; This leaded light support comprises at least one reflecting surface; This leaded light support is arranged on a side of this circuit board, makes this reflecting surface corresponding, see through the light that this this lamp source of reflecting surface reflection is penetrated with this lamp source; Can make light pass this loophole, advance to the normal direction of this circuit board;
One plates, one side next-door neighbour's circuit board another side relative of these plates with the lamp source, the inboard of this shell body of another side next-door neighbour of these plates comprises at least one pattern on these plates, this pattern is corresponding with this loophole;
Thus, the user can see bright and even brightness pattern by the outside of this shell body.
2. press-key structure according to claim 1 is characterized in that, this reflecting surface is plane or curved surface.
3. press-key structure according to claim 1; It is characterized in that this press-key structure also comprises one from the shape pad pasting, should comprise at least one pad pasting hole that runs through from the shape pad pasting; And can be attached to the one side of this circuit board, and make each pad pasting hole corresponding with a loophole.
4. press-key structure according to claim 1 is characterized in that, also comprises at least one reflective hood on this leaded light support, and this reflective hood is arranged on this reflecting surface periphery.
5. press-key structure according to claim 4 is characterized in that, the structure that this leaded light support, reflective hood and this reflecting surface are formed in one.
6. press-key structure according to claim 4 is characterized in that, the surface of this reflective hood and this reflecting surface is white in color or silver color.
7. press-key structure according to claim 4 is characterized in that, the loophole periphery of this circuit board is close to and is centered around to this reflective hood.
8. press-key structure according to claim 1 is characterized in that, comprises also on this circuit board that at least one optical sensor, this optical sensor can be used in the light and shade variation of detecting light.
9. press-key structure according to claim 8 is characterized in that, this optical sensor is arranged on this loophole periphery.
10. press-key structure according to claim 1; It is characterized in that also be provided with a plurality of screw holes on this leaded light support, the inboard of this shell body also is provided with a plurality of screw seats; Each screw hole is corresponding with a screw seat, and a screw is fixed on this screw seat through this screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105045570A CN102446645A (en) | 2010-10-08 | 2010-10-08 | Key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105045570A CN102446645A (en) | 2010-10-08 | 2010-10-08 | Key structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102446645A true CN102446645A (en) | 2012-05-09 |
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ID=46009056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105045570A Pending CN102446645A (en) | 2010-10-08 | 2010-10-08 | Key structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102446645A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408519Y (en) * | 2009-05-19 | 2010-02-17 | 天津三星电子显示器有限公司 | Display with touch-sensitive luminous keys |
| US20100181176A1 (en) * | 2007-08-30 | 2010-07-22 | Fijitsu Limited | Illuminating structure of key operating unit, electronic apparatus, portable apparatus, and illuminating method of key operating unit |
| US20100200382A1 (en) * | 2007-09-21 | 2010-08-12 | Curling Creative Consult Inc. | Lighting guide keypad and lighting guide keypad assembly |
-
2010
- 2010-10-08 CN CN2010105045570A patent/CN102446645A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100181176A1 (en) * | 2007-08-30 | 2010-07-22 | Fijitsu Limited | Illuminating structure of key operating unit, electronic apparatus, portable apparatus, and illuminating method of key operating unit |
| US20100200382A1 (en) * | 2007-09-21 | 2010-08-12 | Curling Creative Consult Inc. | Lighting guide keypad and lighting guide keypad assembly |
| CN201408519Y (en) * | 2009-05-19 | 2010-02-17 | 天津三星电子显示器有限公司 | Display with touch-sensitive luminous keys |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120509 |