CN108206113A - Illuminated keyboard - Google Patents
Illuminated keyboard Download PDFInfo
- Publication number
- CN108206113A CN108206113A CN201611170474.6A CN201611170474A CN108206113A CN 108206113 A CN108206113 A CN 108206113A CN 201611170474 A CN201611170474 A CN 201611170474A CN 108206113 A CN108206113 A CN 108206113A
- Authority
- CN
- China
- Prior art keywords
- light
- circuit board
- illuminated keyboard
- film circuit
- button
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/06—Reflector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/062—Light conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/064—Optical isolation of switch sites
Abstract
The present invention provides a kind of illuminated keyboard, including multiple buttons, a metallic plate, a film circuit board and a backlight module.The metallic plate has multiple metal clips, is set to below those buttons, and corresponding positioned at multiple tops for being electrically connected with contact portion of the thin film circuit.When a user presses down on the respectively button, which fits to contact downwards and is electrically connected with contact portion to corresponding this and is connected, and generates a corresponding push button signalling.Backlight module is set to below the film circuit board, and multiple light beams which is launched are projected to the button.
Description
Technical field
The present invention relates to a kind of keyboard more particularly to a kind of illuminated keyboards.
Background technology
Keyboard uses the indispensable equipment of computer for modern.There are many buttons above keyboard, are pressed for user
To input instruction.
With the improvement of keyboard, there is the keyboard with backlight module, be generally called illuminated keyboard, such keyboard
(such as office, room) uses in the environment of indoor lighting, and human eye can be recognized significantly and be upwardly penetrated through out often from keyboard bottom
A button arrives light, and visually effect is presented.
Existing illuminated keyboard includes multiple buttons, a metallic plate and a film circuit board, and the metallic plate carries those
Button and the film circuit board.Therefore, which needs multiple perforation, for those buttons pass through and with the metal
Plate connects or passes through to press key connection with those for multiple connection structures of the metallic plate.However, since the film circuit board needs
Multiple perforation are made, this technique formality is numerous and diverse and is not easy, and real non-designer is intended to, therefore, the whole knot of existing illuminated keyboard
The space that structure still there is a need to improve.
Invention content
It is a primary object of the present invention to provide a kind of illuminated keyboard, metallic plate is set to above film circuit board, passes through
Contact portion is electrically connected on conducting membrane circuit board by the metal clips on laminated metal sheet, film circuit board does not have to be broken whereby
Hole, and make Integral luminous keyboard thin type.
The one of the present invention preferably implements concept, is to provide a kind of illuminated keyboard, the illuminated keyboard includes：
Multiple buttons, each button include：
One keycap；And
One Movable linkage elements are set to below the keycap, and are connected to the keycap；
One metallic plate is set to below the button, and carries the button, which has multiple metal clips,
Wherein, each metal clips corresponds to the button and protrudes to be formed；
One film circuit board is set to below the metallic plate, which is electrically connected with contact portion, the electricity with multiple
Property contact site is electrically connected with contact portion and corresponds to the metal clips in a upper surface of the film circuit board, and each this, with
When pressing down on the button for a user, which can contact downwards and be electrically connected with contact portion to corresponding this and be connected,
And generate a corresponding push button signalling；And
One backlight module is set to below the film circuit board, the backlight module include a light guide plate, a reflecting plate and
A plurality of light-emitting elements, the light-emitting component emits multiple light beams towards light guide plate, and the light beam is reflected by the light guide plate or by this
Baffle reflection is to the keycap.
In a preferred embodiment, each this is electrically connected with contact portion with an anode contact and a cathode contact, the anode
Contact is located at the middle position for being electrically connected with contact portion, the cathode contact in a ring and surround ring is around the anode contact, wherein, in
When the metal clips is pressed down, which contacts to the anode contact and the cathode contact simultaneously, makes the anode contact
And cathode contact conducting.
In a preferred embodiment, each metal clips is in a dome arcuate configuration, and the dome arcuate configuration has
An at least holes area.
In a preferred embodiment, which is set between the keycap and the metallic plate, and the activity is even
Element is connect with one first connection end and a second connection end portion, which is movably connected in the keycap
The bottom surface, which is movably connected in the metallic plate, wherein, which is a scissor knot
Structure.
In a preferred embodiment, the upper surface of the metallic plate, which protrudes, is formed with multiple metal hooks, and the activity
The second connection end portion of connecting element is hooked together in the corresponding metal hook.
In a preferred embodiment, which further includes a light shield layer, which is a dope layer, thin positioned at this
Between membrane circuit board and light guide plate, which is coated on the part of a lower surface of the film circuit board, the thin-film electro
The lower surface of road plate is not formed with multiple transmission regions by another part that the dope layer is coated with.
In a preferred embodiment, which further includes a light shield layer, positioned at the film circuit board and light guide plate
Between, which has a transparent substrate and a dope layer, which is coated on a lower surface of the transparent substrate
A part, the lower surface of the transparent substrate are not formed with multiple transmission regions by another part that the dope layer is coated with.
In a preferred embodiment, each keycap has an at least light extraction region, which has multiple open-works, and
Each light extraction region is aligned in the open-work and the transmission region, the light launched for the light-emitting component
Beam, sequentially to external exposure behind transmission region, the open-work and the light extraction region described in drawing-in.
The advantages of illuminated keyboard provided by the invention and advantageous effect are：The button of the illuminated keyboard of the present invention is to pass through
The metal clips on integrally formed metallic plate is directly supported, to be located at being electrically connected with below metallic plate by metal clips conducting
Contact portion, and generate a push button signalling.It sets whereby, be equivalent to metallic plate not only has support function in itself, it may have electrically conducts
Function, it is more easy in the manufacture of illuminated keyboard.In addition to this, also without extra openings on film circuit board.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of illuminated keyboard of the present invention.
Fig. 2 is the stereoscopic schematic diagram of the single button of the illuminated keyboard of first embodiment of the invention.
Fig. 3 is the exploded perspective view of the single button of the illuminated keyboard of first embodiment of the invention.
Fig. 4 is metallic plate and thin film circuit of the single button of the illuminated keyboard of first embodiment of the invention before being pressed
The diagrammatic cross-section of plate.
Fig. 5 is metallic plate and thin film circuit of the single button of the illuminated keyboard of first embodiment of the invention when being pressed
The diagrammatic cross-section of plate.
Fig. 6 is the stereoscopic schematic diagram of the single button of the illuminated keyboard of second embodiment of the invention.
Fig. 7 is the exploded perspective view of the single button of the illuminated keyboard of second embodiment of the invention.
Reference sign：
1 illuminated keyboard, 11 button
111 keycap 111a light extractions regions
112 connections of Movable linkage elements 112a first ends
12 metallic plate of 112b second connection ends portion
120 metal hook, 121 open-work
122 metal clips, 13 film circuit board
130 are electrically connected with contact portion 130a anode contacts
14 backlight module of 130b cathode contacts
141 light guide plate, 142 reflecting plate
143 light-emitting component, 15 light shield layer
The non-light mask regions of 151 transparent substrate 151a
152 dope layer, 16 housing
2 illuminated keyboard, 21 button
22 metallic plate, 222 metal clips
23 film circuit boards 230 are electrically connected with contact portion
24 backlight module, 25 light shield layer
The non-light mask regions of 25a
Specific embodiment
Referring to Fig. 1, as shown in FIG. 1, FIG. 1 is the stereoscopic schematic diagram of illuminated keyboard of the present invention, illuminated keyboard 1 of the present invention wraps
Multiple 11 and one housings 16 of button are included, housing 16 coats multiple buttons 11, and is in into a well known keyboards appearance.
Fig. 2 is the stereoscopic schematic diagram of the single button of the illuminated keyboard of first embodiment of the invention, and Fig. 3 is the present invention first
The exploded perspective view of the single button of the illuminated keyboard of embodiment is reason for convenience of description in this first expositor, Fig. 2 and figure
3 number of keys is only painted single, and metallic plate 12 and film circuit board 13 are then only painted the part corresponding to button, but
In practical structure, the integrally formed metallic plate 12 of monolithic carries the structure of multiple buttons.
Please refer to Fig. 2 and Fig. 3, illuminated keyboard 1 of the present invention further include a metallic plate 12, a film circuit board 13 and
One backlight module 14.The arrangement of the element of illuminated keyboard 1 of the present invention from top to bottom is sequentially：Button 11, metallic plate 12, thin-film electro
Road plate 13 and backlight module 14.Metallic plate 12 is set to 11 lower section of button, and to carry those buttons 11, film circuit board 13 is set
The lower section of metallic plate 12 is placed in, to receive supporting and being connected for metallic plate 12.Wherein, metallic plate 12 has multiple metal clips 122,
Film circuit board 13 is electrically connected with contact portion 130, and each metal clips 122 is aligned in one and is electrically connected with contact portion 130 with multiple, whereby
Setting, when user's pressing keys 11, button 11 supports metal clips 122 so that electrical contact site 130 is connected.
Furthermore, the metal clips 122 of metallic plate 12 corresponds to each button 11 and projects upwards to be formed, in order to
Support button 11.It is electrically connected with contact portion 130 and is formed in a upper surface of film circuit board 13, and be electrically connected with 130 corresponding position of contact portion
In the underface of each metal clips 122, whereby, when a user presses down on button 11, button 11 is suitable can to support metal
Contact is electrically connected with contact portion 130 and is connected, and generate a corresponding push button signalling shrapnel 122 to corresponding downwards.
Fig. 4 is metallic plate and thin film circuit of the single button of the illuminated keyboard of first embodiment of the invention before being pressed
The diagrammatic cross-section of plate, Fig. 5 be the illuminated keyboard of first embodiment of the invention metallic plate of single button when being pressed and
The diagrammatic cross-section of film circuit board, and please refer to Fig. 4 and Fig. 5.The metal clips 122 of illuminated keyboard 1 of the present invention is in
One dome arcuate configuration, the direction of dome arcuate configuration towards button 11 is raised, in order to by 11 top pressure of button.Further and
Speech, each contact portion 130 that is electrically connected with is located at electrical with an an anode contact 130a and cathode contact 130b, anode contact 130a
One middle position of contact site 130, cathode contact 130b in a ring and surround ring is around anode contact 130a, wherein, in metal elastic
When piece 122 is pressed down, metal clips 122 contacts Zhiyang polar contact 130a and cathode contact 130b simultaneously, makes anode contact
130a and cathode contact 130b conductings, and generate the corresponding push button signalling.
In the preferable embodiment aspect of the present invention, dome arcuate configuration has an at least holes area 122a (please join Fig. 3),
Purpose existing for holes area 122a is to during metal clips 122 is manufactured into dome arcuate configuration shape, be convenient for
It shapes and does not have stress raiser.
Please continue to refer to Fig. 2 and Fig. 3, the button of illuminated keyboard 1 of the present invention will be illustrated next.Each button 11 includes a key
111 and one Movable linkage elements 112 of cap, Movable linkage elements 112 can be general common scissor leg structure, and activity is even
Element 112 is connect to be set between keycap 111 and metallic plate 12.Wherein, Movable linkage elements 112 have one first connection end
A 112a and second connection end portion 112b, the first connection end 112a is movably connected to be connected in the bottom surface of keycap 111, second
End 112b is met to be movably connected in metallic plate 12.Preferably, the first connection end 112a hooks are together in the bottom surface of keycap 111
One keycap hook (not shown), second connection end portion 112b hooks protrude the metal hook to be formed together in the upper surface of metallic plate 12
120。
In addition to this, backlight module 14 of the invention is set to 13 lower section of film circuit board.Backlight module 14 is led including one
Tabula rasa 141, a reflecting plate 142 and a plurality of light-emitting elements 143, light-emitting component 143 emit multiple light beams towards light guide plate 141, and
Those light beams reflect or towards the direction toward 13/ metallic plate of film circuit board, 12/ keycap 111 by reflecting plate upwards through light guide plate 141
142 reflect upwards towards toward the direction of 13/ metallic plate of film circuit board, 12/ keycap 111.
On the other hand, illuminated keyboard 1 of the present invention further includes a light shield layer 15, positioned at film circuit board 13 and light guide plate
Between 141, there is light shield layer 15 transparent substrate 151 and a dope layer 152, dope layer 152 to be coated on transparent substrate 151
A part of region of a lower surface, which belongs to a smooth mask regions, to avoid light drawing-in wherein, as transparent substrate
Another part region that 151 lower surface is not coated with by dope layer 152 belongs to a non-light mask regions 151a, and light can drawing-in its
In.
Wherein, each keycap 111 has an at least light extraction region 111a, and metallic plate 12 has multiple open-works 121, and each
Light extraction region 111a is aligned in an open-work 121 and a non-light mask regions 151a, so that light-emitting component 143 was launched is somebody's turn to do
A little light beams, into light guide plate 141 after can sequentially the non-light mask regions 151a of drawing-in, open-work 121 and light extraction region 111a be backward
External exposure.As for the letters being rendered as of the light extraction region 111a described here on keycap 111, character, symbol etc. pattern.
Show please continue to refer to Fig. 6 and Fig. 7, Fig. 6 for the solid of the single button of the illuminated keyboard of second embodiment of the invention
It is intended to, Fig. 7 is the exploded perspective view of the single button of the illuminated keyboard of second embodiment of the invention.Second embodiment is similar to
One embodiment, the illuminated keyboard 2 of second embodiment of the invention include multiple buttons 21, a metallic plate 22, a film circuit board 23
And a backlight module 24, and metallic plate 22 is set to 21 lower section of button, to carry those buttons 21, film circuit board 23 is set
In the lower section of metallic plate 22, to receive supporting and being connected for metallic plate 22.It sets, when user's pressing keys 21, presses whereby
Key 21 supports metal clips 222 so that electrical contact site 230 is connected.
It is different from place of first embodiment and is as the illuminated keyboard of second embodiment, the illuminated keyboard of second embodiment
2 light shield layer 25 is directly coated at a part of region of a lower surface of film circuit board 23, then the subregion belongs to a light and hides
Cover region, and light will not drawing-in wherein, another part region that the lower surface of film circuit board 23 is not coated with by dope layer 25
Belong to a non-light mask regions 25a, and light can drawing-in wherein.In other words, the illuminated keyboard 2 of second embodiment is compared with first embodiment
Illuminated keyboard 1 save the setting of layer of transparent substrate, this would be even more beneficial to the thin type of illuminated keyboard.
In conclusion the button of illuminated keyboard of the present invention is by directly supporting the metal elastic on integrally formed metallic plate
Piece to be located at the contact portion that is electrically connected with below metallic plate by metal clips conducting, and generates a push button signalling.It sets whereby, phase
When not only having support function in itself in metallic plate, it may have the function of electrically conducting is more easy in the manufacture of illuminated keyboard.
In addition to this, also without extra openings on film circuit board.
Above-described embodiment is only the technology spy that the principle of the present invention and its effect is illustrated and illustrates the present invention
Sign, protection category and is not intended to limit the present invention.Those skilled in the art can without prejudice to the present invention technical principle and
In the case of spirit, it unlabored can change or the arrangement of isotropism belongs to the protection domain that the present invention is advocated.Therefore,
Listed by claims that the scope of the present invention should be as be described hereinafter.
Claims (8)
1. a kind of illuminated keyboard, including：
Multiple buttons, each button include：
One keycap；And
One Movable linkage elements are set to below the keycap, and are connected to the keycap；
One metallic plate is set to below the button, and carries the button, which has multiple metal clips, wherein,
Each metal clips corresponds to the button and protrudes to be formed；
One film circuit board is set to below the metallic plate, the film circuit board have it is multiple be electrically connected with contact portion, it is described to be electrically connected with
Contact portion is located at a upper surface of the film circuit board, and each this is electrically connected with contact portion and corresponds to the metal clips, for one
When user presses down on the button, which can contact downwards and be electrically connected with contact portion to corresponding this and be connected, and produce
A raw corresponding push button signalling；And
One backlight module is set to below the film circuit board, which includes a light guide plate, a reflecting plate and multiple
Light-emitting component, the light-emitting component emits multiple light beams towards light guide plate, and the light beam is reflected by the light guide plate or is reflected by this
Plate reflexes to the keycap.
2. illuminated keyboard as described in claim 1, wherein each this is electrically connected with contact portion with an anode contact and a cathode
Contact, the anode contact are located at the middle position for being electrically connected with contact portion, the cathode contact in a ring and surround ring is around the anode
Contact, wherein, when the metal clips is pressed down, which contacts simultaneously to the anode contact and the cathode contact,
The anode contact and the cathode contact is connected.
3. illuminated keyboard as described in claim 1, wherein each metal clips is in a dome arcuate configuration, and the dome encircles
Playing structure has an at least holes area.
4. illuminated keyboard as described in claim 1, the wherein Movable linkage elements be set to the keycap and the metallic plate it
Between, which has one first connection end and a second connection end portion, and the first connection end is movably
The bottom surface of the keycap is connected to, which is movably connected in the metallic plate, wherein, which is
One scissor leg structure.
5. the upper surface of illuminated keyboard as claimed in claim 4, the wherein metallic plate protrudes and is formed with multiple metal hooks,
And the second connection end portion of the Movable linkage elements is hooked together in the corresponding metal hook.
6. illuminated keyboard as described in claim 1, wherein further including a light shield layer, which is a dope layer, positioned at this
Between film circuit board and light guide plate, which is coated on the part of a lower surface of the film circuit board, the film
The lower surface of circuit board is not formed with multiple transmission regions by another part that the dope layer is coated with.
7. illuminated keyboard as described in claim 1 a, wherein light shield layer is further included, positioned at the film circuit board and light guide plate
Between, which has a transparent substrate and a dope layer, which is coated on a lower surface of the transparent substrate
A part, the lower surface of the transparent substrate are not formed with multiple transmission regions by another part that the dope layer is coated with.
8. illuminated keyboard as claimed in claims 6 or 7, wherein each keycap has an at least light extraction region, the metallic plate
With multiple open-works, and each light extraction region is aligned in the open-work and the transmission region, for the light-emitting component
The light beam launched, sequentially to external exposure behind transmission region, the open-work and the light extraction region described in drawing-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611170474.6A CN108206113A (en) | 2016-12-16 | 2016-12-16 | Illuminated keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611170474.6A CN108206113A (en) | 2016-12-16 | 2016-12-16 | Illuminated keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108206113A true CN108206113A (en) | 2018-06-26 |
Family
ID=62601737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611170474.6A Pending CN108206113A (en) | 2016-12-16 | 2016-12-16 | Illuminated keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108206113A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101409168A (en) * | 2007-07-13 | 2009-04-15 | 西铁城电子股份有限公司 | Sheet switch module |
| CN201345309Y (en) * | 2009-01-14 | 2009-11-11 | 深圳华为通信技术有限公司 | Key-press circuit board and keyboard |
| CN201622961U (en) * | 2009-12-31 | 2010-11-03 | 新巨企业股份有限公司 | Pressing structure of thinned keyboard |
| CN102005325A (en) * | 2009-08-28 | 2011-04-06 | 富士通电子零件有限公司 | Keyboard having backlight function |
| TW201421511A (en) * | 2012-11-21 | 2014-06-01 | Primax Electronics Ltd | Luminous keyboard |
| CN104347298A (en) * | 2013-08-05 | 2015-02-11 | 致伸科技股份有限公司 | Light emitting keyboard |
-
2016
- 2016-12-16 CN CN201611170474.6A patent/CN108206113A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101409168A (en) * | 2007-07-13 | 2009-04-15 | 西铁城电子股份有限公司 | Sheet switch module |
| CN201345309Y (en) * | 2009-01-14 | 2009-11-11 | 深圳华为通信技术有限公司 | Key-press circuit board and keyboard |
| CN102005325A (en) * | 2009-08-28 | 2011-04-06 | 富士通电子零件有限公司 | Keyboard having backlight function |
| CN201622961U (en) * | 2009-12-31 | 2010-11-03 | 新巨企业股份有限公司 | Pressing structure of thinned keyboard |
| TW201421511A (en) * | 2012-11-21 | 2014-06-01 | Primax Electronics Ltd | Luminous keyboard |
| CN104347298A (en) * | 2013-08-05 | 2015-02-11 | 致伸科技股份有限公司 | Light emitting keyboard |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180626 |
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| WD01 | Invention patent application deemed withdrawn after publication |