CN107180717B - Luminous button and illuminated keyboard comprising the luminous button - Google Patents
Luminous button and illuminated keyboard comprising the luminous button Download PDFInfo
- Publication number
- CN107180717B CN107180717B CN201710475890.5A CN201710475890A CN107180717B CN 107180717 B CN107180717 B CN 107180717B CN 201710475890 A CN201710475890 A CN 201710475890A CN 107180717 B CN107180717 B CN 107180717B
- Authority
- CN
- China
- Prior art keywords
- luminous button
- transparent keycap
- light
- flexible substrate
- luminescence component
- 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
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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- 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
- H01H2219/036—Light emitting elements
Abstract
The invention discloses a kind of luminous button and include the illuminated keyboard of the luminous button.Luminous button of the invention includes transparent keycap, flexible circuit layer and an at least luminescence component.The fixed part of flexible circuit layer is fixed on the top surface or bottom surface of transparent keycap.Flexible circuit layer includes flexible substrate and the circuit being incorporated on flexible substrate.At least a luminescence component is electrically connected on circuit, and the light for causing each luminescence component to be emitted is directed to and then irradiates the transmission region of transparent keycap.Illuminated keyboard of the invention has no the back lighting device using light guide plate of prior art, so the power of used luminescence component is relatively small very much, therefore, illuminated keyboard of the invention is smaller in the upper required power consumption that shines.Also, the effect of buffer portion of its flexible circuit layer of its two adjacent luminous button of illuminated keyboard of the invention is bonded together, and can achieve dust-proof, waterproof.
Description
Technical field
The present invention relates to a kind of luminous button and comprising the illuminated keyboard of the luminous button, and especially with regard to without back
The luminous button of electro-optical device and illuminated keyboard comprising the luminous button.
Background technique
As the use demand of user increases, keyboard is no longer only to provide simple input peripheral device, assists
Needed for the function and beauty of input also have.It has been provided with the keyboard of backlight on the market at present, user can be allowed clear under back lighting
Chu inerrably understands key position, will not beauty on input error or sense organ.
Referring to Fig. 1, Fig. 1 is painted the partial cutaway schematic of the illuminated keyboard 1 of prior art.Illuminated keyboard 1 includes back
Electro-optical device 18 and the multiple luminous buttons 10 being installed on back lighting device 18.In Fig. 1, only it is painted a luminous button 10 and makees
To represent.Luminous button 10 includes bottom plate 11, switch membrane 12, transparent keycap 14, scissor support device 16, elastic actuator
17 and back lighting device 18.Scissor support device 16 is installed on bottom plate 11, is formed on bottom plate 11 and is assisted scissor support dress
Set 16 fixed structures.Transparent keycap 14 is installed in scissor support device 16.Scissor support device 16 limits light transmission key
Cap 14 makees vertically moving relative to switch membrane 12, moves between non-pressing position and pressing position.
Elastic actuator 17 is set in switch membrane 12.As shown in Figure 1, general elastic actuator 17 is elastic dome body
(resilient dome), and there is comparable height.The top 172 of elastic actuator 17 is abutted to the bottom table of transparent keycap 14
Face 140.External force, which is applied on transparent keycap 14, makes transparent keycap 14 mobile towards switch membrane 12.Elastic actuator 17 is with saturating
Light keycap 14 is moved and is deformed, and then is activated switch membrane 12 and triggered.
Also shown in FIG. 1, switch membrane 12 can be made of upper thin film circuit 124 and lower thin film circuit 126, and by
Insulating element 128 separates upper thin film circuit 124 and lower thin film circuit 126.Switch 122 is comprising top electrode block 1222 and extremely
A few lower electrode area block 1224 is only painted a lower electrode area block 1224 as representative in Fig. 1.Top electrode block 1222
It is formed on the lower surface 1244 of thin film circuit 124, lower electrode area block 1224 is formed in the upper surface of lower thin film circuit 126
On 1262.Two insulating elements 128 are separately positioned on the two sides other than lower electrode area block 1224.Insulating element 128 is placed in
Between thin film circuit 124 and lower thin film circuit 126, to form clearance space 129, make top electrode block 1222 and lower electrode area block
1224 will not surprisingly contact conducting before user not yet presses transparent keycap 14.The top electrode block 1222 of switch 122 is under
Electrode block 1224 is placed in clearance space 129.When the finger pressing transparent keycap 14 of user is moved to pressing position, make
Top electrode block 1222 is contacted with lower electrode area block 1224, and switch 122 is activated triggering.
Back lighting device 18 includes light guide plate 180, light source 182 and reflector plate 186.Light guide plate 180 has incident side side
1802, front 1804 and the back side 1806.Incident side side 1802 emits the incidence surface of light as light source 182.
The setting of light source 182 is with neighbouring light guide plate 180, i.e., adjacent to the side of light guide plate 180 1802.Light source 182 is to emit
Light is injected light guide plate 180 and is conducted in light guide plate 180.Catoptric arrangement 184 is set on the back side 1806 of light guide plate 180.
Catoptric arrangement 184 is to by the front 1804 of the light of directive catoptric arrangement 184 guiding light guide plate 180, and then from light guide plate 180
Front 1804 project.Back lighting device 18 also includes reflector plate 186.Reflector plate 186 is attached at the back side 1806 of light guide plate 180
On, the light conducted in light guide plate 180 is reflected to assist.
Bottom plate 11 has an at least first through hole 112, and switch membrane 12 has at least one second through-hole 127, transparent keycap
There is transmission region 142 on 14.In actual product design, transmission region 142 can be light transmission part or through-hole.When light L1 from
When light guide plate 180 exports, light L1 is sequentially irradiated and then an at least first through hole 112 and at least one second through-hole 127
The transmission region 142 of transparent keycap 14.Transmission region 142 in be commonly designed on the top surface 140 of transparent keycap 14 present a figure
Case, the pattern represent character, number, symbol, the one in function key.Therefore, when environment light source is faint, illuminated keyboard
1 allows different keys to be easy to differentiate, and facilitates user input data.
Another its light guide plate of some prior arts has perforative opening, and light source is placed in the opening of light guide plate.However,
In order to avoid back lighting device is far from might have dark space at light source, this prior art not only with quantity of light source it is more,
And powerful light emitting diode must be used.
Back lighting device is placed between bottom plate and switch membrane by some another prior arts, or is placed in switch membrane.
No matter which layer assembly back lighting device is placed on or below, and the light guide plate of other layer assemblies or back lighting device itself all needs
Through-hole is designed, the light for allowing light source to emit smoothly projects.However, as new illuminated keyboard designs, and on same illuminated keyboard
The transmission region that pattern is presented on each transparent keycap is also different, along with light transmission path need to be avoided below transparent keycap
The support devices such as elastic actuator, scissor support device blocking, allow the illuminated keyboard of prior art, luminous button to set
Meter becomes considerably complicated.
In addition, above-mentioned prior art is wanted for what the back lighting device of illuminated keyboard was unfavorable for that illuminated keyboard is further thinned
It asks.
Summary of the invention
Therefore, the technical issues of present invention is to be solved be to provide a kind of luminous button without back lighting device and comprising
The illuminated keyboard of the luminous button.Whereby, luminous button of the invention and illuminated keyboard can become in design simply, into
Power consumption needed for one step is thinned and shines is smaller.
In order to achieve the above object, the present invention proposes a kind of luminous button, and luminous button includes bottom plate, transparent keycap, soft
Property circuit layer and an at least luminescence component.Transparent keycap has transmission region, top surface and bottom surface, and the light transmission key
Cap can be connected to the top of bottom plate with moving up and down, and cause transparent keycap relative to bottom plate in non-pressing position and pressing position
Between move.Flexible circuit layer has fixed part.The top surface of transparent keycap is fixed in the fixed part system of flexible circuit layer
Or on bottom surface.Flexible circuit layer includes flexible substrate and the circuit being incorporated on flexible substrate.At least one luminous group
Part is electrically connected on circuit, and the light for causing each luminescence component to be emitted is directed to and then irradiates the light transmission of transparent keycap
Region.
As optional technical solution, flexible circuit layer also has buffer portion.Buffer portion self-retaining part extends, and
And hang on the periphery of transparent keycap.
As optional technical solution, transparent keycap has at least hole formed on the top.Each hole
A corresponding luminescence component.Circuit is incorporated on the lower surface of flexible substrate.The fixed part of flexible circuit layer is with pliability
The lower surface of substrate is fixed on the top surface of transparent keycap, each luminescence component is caused to be placed in the hole corresponding to it.
The light that each luminescence component is emitted is injected in transparent keycap, and light is guided by transparent keycap and then irradiates transmission region.
As optional technical solution, luminous button also includes light extraction structure.Light extraction structure is formed in transparent keycap
Bottom surface on correspond at the position of transmission region.Light extracts structure to scatter to the light transmitted in transparent keycap
Light region.
As optional technical solution, it is the multiple lenticules being molded on the bottom surface of transparent keycap that light, which extracts structure,
Or it is coated on the ink design layer on the bottom surface of transparent keycap.
As optional technical solution, luminous button also includes leaded light component.Leaded light component is fixed on the bottom of transparent keycap
On surface.Transparent keycap has at least through-hole formed on the top.Each through-hole corresponds to a luminescence component.Circuit
It is incorporated on the lower surface of flexible substrate.The fixed part of flexible circuit layer is fixed on light transmission with the lower surface of flexible substrate
On the top surface of keycap, cause each luminescence component pass through its corresponding to through-hole.What each luminescence component was emitted should
Light is injected in leaded light component, and light is guided by leaded light component and then irradiates transmission region.
As optional technical solution, which also includes light extraction structure, and light extraction structure is formed in this and leads
At the position for corresponding to the transmission region on the reflecting surface of optical assembly, which extracts structure will transmit in the leaded light component
The light scatter to the transmission region.
As optional technical solution, transparent keycap has at least hole being formed on the bottom surface of transparent keycap.
Each hole corresponds to a luminescence component.Circuit is incorporated on the upper surface of flexible substrate.The fixed part of flexible circuit layer
Divide and be fixed on the bottom surface of transparent keycap with the upper surface of flexible substrate, causes each luminescence component system to be placed in its institute right
In the hole answered.The light that each luminescence component is emitted is injected in transparent keycap, and light is guided and then shone by transparent keycap
Penetrate transmission region.
As optional technical solution, which also includes light extraction structure, and light extraction structure is formed in the bottom
At the position for corresponding to the transmission region on surface, which extracts structure to scatter the light transmitted in the transparent keycap
To the transmission region.
As optional technical solution, circuit is incorporated on the upper surface of flexible substrate.The fixed part of flexible circuit layer
Divide and be fixed on the bottom surface of transparent keycap with the upper surface of flexible substrate, causes each luminescence component position in transmission region
Lower section.The light that each luminescence component is emitted is injected in transparent keycap and then irradiates transmission region.
As optional technical solution, which also includes support device, and one end of the support device is movably
Connect the transparent keycap, the other end of the support device is movably connected the bottom plate.
As optional technical solution, which is scissor support device.
As optional technical solution, flexible substrate can be woven fabric, macromolecule membrane or artificial leather.
As optional technical solution, circuit is by electrocondution slurry localised application in being formed on flexible substrate.
As optional technical solution, flexible substrate can be woven fabric, and circuit is weaved by conductive yam and woven fabric one
It rises.
In addition, the present invention also proposes another middle luminous button, luminous button include bottom plate, transparent keycap, flexible circuit layer,
Reflecting layer and at least a luminescence component.Transparent keycap has transmission region, top surface and bottom surface, and the transparent keycap
The top of bottom plate can be connected to moving up and down, cause transparent keycap relative to bottom plate in non-pressing position and pressing position it
Between move.Flexible circuit layer has fixed part.The fixed part of flexible circuit layer is fixed on top surface or the bottom of transparent keycap
On surface.Flexible circuit layer includes flexible substrate and the circuit being incorporated on flexible substrate.Reflecting layer is set to bottom plate
On, and be located at below transparent keycap.At least a luminescence component is electrically connected on circuit, causes each luminescence component institute
The light of transmitting is irradiated towards bottom plate, and irradiates transmission region in turn after being reflected by reflecting layer.
As optional technical solution, luminous button also includes light transmission elasticity dome body.Light transmission elasticity dome body is set to
Between keycap and bottom plate.Reflecting layer is covered by light transmission elasticity dome body.
As optional technical solution, transparent keycap has at least through-hole formed on the top.Each through-hole
A corresponding luminescence component.The fixed part of flexible circuit layer is fixed on the top table of transparent keycap with the lower surface of flexible substrate
On face, each luminescence component system is caused to be placed in the through-hole corresponding to it.
As optional technical solution, the fixed part of flexible circuit layer is fixed on light transmission with the upper surface of flexible substrate
On the bottom surface of keycap, the light directive reflecting layer that causes each luminescence component to be emitted.Light is reflected in turn by reflecting layer
Irradiate transmission region.
As optional technical solution, luminous button also includes switch membrane.Switch membrane is set on bottom plate.Reflecting layer
It is coated in switch membrane.
In addition, the present invention also proposes that a kind of illuminated keyboard, illuminated keyboard include multiple above-mentioned luminous buttons.
Different from prior art, luminous button of the invention does not use back lighting device and changes and adopt luminescence component and light transmission key
Cap combines.Therefore, compared with the illuminated keyboard of prior art, luminous button of the invention and illuminated keyboard can designed
On become simple, power consumption needed for being further thinned and shining is smaller.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the luminous button of prior art；
Fig. 2 is the diagrammatic cross-section of the luminous button of the first preferred embodiment of the invention；
Fig. 3 is the diagrammatic cross-section of the necessary component of the luminous button of the first preferred embodiment of the invention；
Fig. 4 is the diagrammatic cross-section of a deformation of the luminous button of the first preferred embodiment of the invention；
Fig. 5 is the diagrammatic cross-section of another deformation of the luminous button of the first preferred embodiment of the invention；
Fig. 6 is the diagrammatic cross-section of another deformation of the luminous button of the first preferred embodiment of the invention；
Fig. 7 is the diagrammatic cross-section of another deformation of the luminous button of the first preferred embodiment of the invention；
Fig. 8 is the diagrammatic cross-section of another deformation of the luminous button of the first preferred embodiment of the invention；
Fig. 9 is the diagrammatic cross-section of another deformation of the luminous button of the first preferred embodiment of the invention；
Figure 10 is the diagrammatic cross-section of the luminous button of the second preferred embodiment of the invention；
Figure 11 is the diagrammatic cross-section of a deformation of the luminous button of the second preferred embodiment of the invention.
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema
Example.The direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", " side " etc. are only references
The direction of annexed drawings.Therefore, the direction term used is to illustrate and understand the present invention, rather than to limit the present invention.
In the examples below, in various figures, same section is to be given the same reference numerals.
Fig. 2 to Fig. 9 is please referred to, which all schematically depicts of the invention in addition to figure 3 with diagrammatic cross-section
The luminous button 2 of one preferred embodiment, also, two adjacent luminous buttons 2 of illuminated keyboard according to the present invention are illustrated in
In the equal figures.Fig. 3 schematically depicts the necessary component of the luminous button 2 of the first preferred embodiment of the invention with side view
One example of (flexible circuit layer 22 and at least a luminescence component 23).
As shown in Fig. 2, the luminous button 2 of the first preferred embodiment of the invention include bottom plate 20, transparent keycap 21,
Flexible circuit layer 22 and at least a luminescence component 23.Transparent keycap 21 has transmission region 214, top surface 210 and bottom table
Face 212, and transparent keycap 21 can be connected to the top of bottom plate 20 with moving up and down, and cause transparent keycap 21 relative to bottom plate
20 move between non-pressing position and pressing position.In Fig. 2, a luminescence component 23 is only painted as representative.
In practical application, as shown in Fig. 2, transmission region 214 is in being presented a figure on the top surface 210 of transparent keycap 21
Case, the pattern represent character, number, symbol, the one in function key.
Flexible circuit layer 22 has fixed part 220.The fixed part 220 of flexible circuit layer 22 is fixed on transparent keycap 21
Top surface 210 or bottom surface 212 on.Flexible circuit layer 22 is comprising flexible substrate 222 and is incorporated in flexible substrate 222
On circuit 224.At least a luminescence component 23 is electrically connected on circuit 224, each luminescence component 23 is caused to be emitted
Light L2 is directed to and then irradiates the transmission region 214 of transparent keycap 21.
Also shown in FIG. 2, the luminous button 2 of the first preferred embodiment of the invention also includes switch membrane 24.
Switch membrane 24 is placed on bottom plate 20.Switch membrane 24 includes switch 242.When transparent keycap 21 is moved to pressing position,
Switch 242 is activated triggering.
The luminous button 2 of first preferred embodiment of the invention also includes support device 28.The one of support device 28
End is movably connected transparent keycap 21, and the other end of support device 28 is movably connected bottom plate 20.In a specific embodiment
In, support device 28 can be scissor support device, but be not limited thereto.
The luminous button 2 of first preferred embodiment of the invention also includes elastic actuator 27.Elastic actuator 27
It is set in switch membrane 24.As shown in Figure 1, general elastic actuator 27 is elastic dome body, and elastic actuator 27 has
Comparable height.The top 272 of elastic actuator 27 is abutted to the bottom surface 212 of transparent keycap 21.External force is applied to light transmission key
Allow transparent keycap 21 mobile towards switch membrane 24 on cap 21.Elastic actuator 27 generates change with the movement of transparent keycap 21
Shape, and then activate switch 242 and trigger.
Also shown in FIG. 2, switch membrane 24 can be made of upper thin film circuit 244 and lower thin film circuit 246, and by
Insulating element 248 separates upper thin film circuit 244 and lower thin film circuit 246.Switch 242 is comprising top electrode block 2422 and extremely
A few lower electrode area block 2424 is only painted a lower electrode area block 2424 as representative in Fig. 2.Top electrode block 2422
It is formed on the lower surface 2444 of thin film circuit 244, lower electrode area block 2424 is formed in the upper surface of lower thin film circuit 246
On 2462.Two insulating elements 248 are separately positioned on the two sides other than lower electrode area block 2424.Insulating element 248 is placed in
Between thin film circuit 244 and lower thin film circuit 246, to form clearance space 249, make top electrode block 2422 and lower electrode area block
2424 will not surprisingly contact conducting before user not yet presses transparent keycap 21.The top electrode block 2422 of switch 242 is under
Electrode block 2424 is placed in clearance space 249.When the finger pressing transparent keycap 21 of user is moved to pressing position, make
Top electrode block 2422 is contacted with lower electrode area block 2424, and switch 242 is activated triggering.
In a specific embodiment, as shown in Fig. 2, flexible circuit layer 22 also has buffer portion 226.Buffer portion 226
Self-retaining part 220 extends, and hangs on the periphery of transparent keycap 21.The flexible circuit layer 22 of two adjacent luminous buttons 2
For same component, that is, the buffer portion 226 of two adjacent its flexible circuit layer 22 of luminous button 2 is bonded together, whereby,
Illuminated keyboard comprising luminous button 2 of the invention can dust-proof, waterproof.
Further, the luminous button 2 of the first preferred embodiment of the invention also includes light shield layer 219.Light shield layer 219
It is formed at the position on the top surface 210 of transparent keycap 21 other than corresponding transmission region 214.In a specific embodiment
In, light shield layer 219 can be formed by coating dark oil layer of ink on the top surface 210 of transparent keycap 21, but not with this
It is limited.
In a specific embodiment, as shown in Fig. 2, transparent keycap 21 has at least hole being formed on top surface 210
Hole 216.In Fig. 2, a hole 216 is only painted as representative.Each hole 216 corresponds to a luminescence component 23.Such as figure
2, shown in Fig. 3, circuit 224 is incorporated on the lower surface 2222 of flexible substrate 222.The fixed part 220 of flexible circuit layer 22
It is fixed on the top surface 210 of transparent keycap 21 with the lower surface 2222 of flexible substrate 222, causes each luminescence component 23
It is placed in the hole 216 corresponding to it.The light L2 that each luminescence component 23 is emitted is injected in transparent keycap 21, light L2
It is guided by transparent keycap 21 and then irradiates transmission region 214.
In a specific embodiment, flexible substrate 222 can be woven fabric, macromolecule membrane or artificial leather.
In a specific embodiment, circuit 224 is formed by electrocondution slurry localised application on flexible substrate 222.
In another specific embodiment, flexible substrate 222 can be woven fabric, and circuit 224 is spun by conductive yam and woven fabric
It is woven in together.In Fig. 3 institute demonstration example, flexible substrate 222 is woven fabric.By textile technology, the conduction of circuit 224 is constituted
Yarn provides multiple conductive floating-points 2242, and luminescence component 23 is welded on these conductive floating-points 2242.
In a specific embodiment, conductive yam, which can be, coats the long fibre of an at least conductive core by one or two wires
(core filament), more conductions short fine (short fiber), the long fine or more non-conductive short fibres of an at least non-conducting
The covering yarn (coupling yarn) that is constituted, by one or two through rolling wire coat an at least conductive core it is long it is fine, more
Covering yarn that conductive short fine, the long fine or more non-conductive short fibres of an at least non-conducting are constituted, by an at least wire institute structure
At conjunction twist yarn (twisted yarn), the doubling (doubled yarn) that is made of at least two one metal wires or by above-mentioned
Covering yarn, doubling and conjunction twist yarn combine constituted conjunction twist yarn.
Further, as shown in Fig. 2, the luminous button 2 of the first preferred embodiment of the invention also includes waterproof layer 29.
Waterproof layer 29 is formed on the upper surface 2220 of flexible substrate 222.
In a specific embodiment, flexible substrate 222 and waterproof layer 29 are all light transmission.
In another specific embodiment, as shown in figure 4, a deformation of the first preferred embodiment according to the present invention,
Flexible substrate 222 has the first holes 2224 of corresponding transmission region 214, and waterproof layer 29 has corresponding transmission region 214
Second holes 292, whereby, the light L2 of irradiation transmission region 214 can project.Have and number mark identical in Fig. 2 in Fig. 4
Component, have same or similar structure and function, do not repeat herein.
Further, as shown in Fig. 2, the luminous button 2 of the first preferred embodiment of the invention is also comprising light extraction knot
Structure 25.Light extraction structure 25 is formed at the position for corresponding to transmission region 214 on the bottom surface 212 of transparent keycap 21.Light extraction
Structure 25 scatters to transmission region 214 to the light L2 that will be transmitted in transparent keycap 21.
In a specific embodiment, light extraction structure 25 be molded over it is multiple micro- on the bottom surface 212 of transparent keycap 21
Lens, or the ink design layer being coated on the bottom surface 212 of transparent keycap 21.
Referring to Fig. 5, another deformation of the luminous button 2 of the first preferred embodiment of the invention is illustrated in Fig. 5.Such as
Shown in Fig. 5, another deformation of the first preferred embodiment according to the present invention, further, of the invention first is preferably specific
The luminous button 2 of embodiment also includes leaded light component 26.Leaded light component 26 is fixed on the bottom surface 212 of transparent keycap 21.Thoroughly
Light keycap 21 has at least through-hole 217 being formed on top surface 210.Each through-hole 217 corresponds to a luminescence component 23.
Circuit 224 is incorporated on the lower surface 2222 of flexible substrate 222.The fixed part 220 of flexible circuit layer 22 is with flexible base
The lower surface 2222 of material 222 is fixed on the top surface 210 of transparent keycap 21, causes each luminescence component 23 to pass through its institute right
The through-hole 217 answered.The light L2 that each luminescence component 23 is emitted is injected in leaded light component 26, and light is led by leaded light component 26
It introduces and irradiates transmission region 214.In Fig. 5 have with the component of number mark identical in Fig. 2, have same or similar structure with
And function, it does not repeat herein.
Pattern is shown in Fig. 5, and further, the luminous button 2 of the first preferred embodiment of the invention is also extracted comprising light
Structure 262.Light extraction structure 262 is formed at the position for corresponding to transmission region 214 on the reflecting surface 260 of leaded light component 26.
Light extracts structure 262 and scatters to transmission region 214 to the light L2 that will be transmitted in leaded light component 26.
In a specific embodiment, flexible substrate 222 and waterproof layer 29 are all light transmission.
In another specific embodiment, as shown in fig. 6, flexible substrate 222 has the first of corresponding transmission region 214 to break
Hole 2224, waterproof layer 29 have the second holes 292 of corresponding transmission region 214, whereby, irradiate the light L2 of transmission region 214
It can project.In Fig. 6 have with the component of number mark identical in Fig. 5, have same or similar structure and function, herein not
It repeats more.
Referring to Fig. 7, another deformation of the luminous button 2 of the first preferred embodiment of the invention is illustrated in Fig. 7.Such as
Shown in Fig. 7, another deformation of the first preferred embodiment according to the present invention, transparent keycap 21, which has, is formed in transparent keycap
An at least hole 218 on 21 bottom surface 212.Each hole 218 corresponds to a luminescence component 23.Circuit 224 is incorporated in
On the upper surface 2220 of flexible substrate 222.The fixed part 220 of flexible circuit layer 22 is with the upper surface of flexible substrate 222
2220 are fixed on the bottom surface 212 of transparent keycap 21, each luminescence component 23 is caused to be placed in the hole 218 corresponding to it
It is interior.The light L2 that each luminescence component 23 is emitted is injected in transparent keycap 21, and light L2 is guided in turn by transparent keycap 21
Irradiate transmission region 214.In Fig. 7 have with the component of number mark identical in Fig. 2, have same or similar structure and function
Can, it does not repeat herein.
Pattern is shown in Fig. 7, and further, the luminous button 2 of the first preferred embodiment of the invention is also extracted comprising light
Structure 25.Light extraction structure 25 is formed at the position for corresponding to transmission region on the bottom surface 212 of transparent keycap 21.Light extraction knot
Structure 25 scatters to transmission region 214 to the light L2 that will be transmitted in transparent keycap 21.
In a specific embodiment, light extraction structure 25 is molded over multiple micro- on the bottom surface 212 of transparent keycap 21
Mirror, or the ink design layer being coated on the bottom surface 212 of transparent keycap 21.
Further, as shown in fig. 7, the luminous button 2 of the first preferred embodiment of the invention also includes waterproof layer 29.
Waterproof layer 29 is formed on the buffer portion 226 of flexible circuit layer 22.Whereby, the light key comprising luminous button 2 of the invention
Disk can dust-proof, waterproof.
Referring to Fig. 8, another deformation of the luminous button 2 of the first preferred embodiment of the invention is illustrated in Fig. 8.Such as
Shown in Fig. 8, another deformation of the first preferred embodiment according to the present invention, circuit 224 is incorporated in flexible substrate 222
On upper surface 2220.The fixed part 220 of flexible circuit layer 22 is fixed on light transmission key with the upper surface 2220 of flexible substrate 222
On the bottom surface 212 of cap 21, cause lower section of each luminescence component 23 in transmission region 214.Each luminescence component 23
The light L2 emitted is injected in transparent keycap 21 and then is irradiated transmission region 214.Have and number mark identical in Fig. 2 in Fig. 8
The component of note has same or similar structure and function, does not repeat herein.
Referring to Fig. 9, another deformation of the luminous button 2 of the first preferred embodiment of the invention is illustrated in Fig. 9.Such as
Shown in Fig. 9, another deformation of the first preferred embodiment according to the present invention, circuit 224 is incorporated in flexible substrate 222
On upper surface 2220.The fixed part 220 of flexible circuit layer 22 is fixed on light transmission key with the upper surface 2220 of flexible substrate 222
On the bottom surface 212 of cap 21, cause lower section of each luminescence component 23 in transmission region 214.Each luminescence component 23
The light L2 emitted is injected in transparent keycap 21 and then is irradiated transmission region 214.First preferred embodiment of the invention
Luminous button 2 also comprising light extract structure 25.Light extraction structure 25 is formed on the bottom surface 212 of transparent keycap 21 corresponding saturating
At the position in light region 214.Light extracts light L2 of the structure 25 will transmit in transparent keycap 21 and scatters to another thoroughly
Light region 214.In Fig. 9 have with the component of number mark identical in Fig. 2, have same or similar structure and function, herein
It does not repeat.
In a specific embodiment, light extraction structure 25 be molded over it is multiple micro- on the bottom surface 212 of transparent keycap 21
Lens, or the ink design layer being coated on the bottom surface 212 of transparent keycap 21.
Figure 10 and Figure 11 is please referred to, it is preferably specific which all schematically depicts of the invention second with diagrammatic cross-section
The luminous button 2 of embodiment, also, two adjacent luminous buttons 2 of illuminated keyboard according to the present invention are depicted in the grade figures.
As shown in Figure 10, the luminous button 2 of the second preferred embodiment of the invention also includes bottom plate 20, transparent keycap
21, flexible circuit layer 22 and at least a luminescence component 23.In Figure 10, a luminescence component 23 is only painted as representative.With
The luminous button 2 of first preferred embodiment of the invention does not exist together, and the second preferred embodiment of the invention shines
Key 2 also includes reflecting layer 30.
Identical as the luminous button 2 of the first preferred embodiment of the invention, transparent keycap 21 has transmission region
214, top surface 210 and bottom surface 212, and transparent keycap 21 can be connected to the top of bottom plate 20 with moving up and down, and cause
Transparent keycap 21 moves between non-pressing position and pressing position relative to bottom plate 20.
It is also illustrated in Figure 10, the fixed part 220 of flexible circuit layer 22 is fixed on top surface 210 or the bottom of transparent keycap 21
On surface 212.Flexible circuit layer 22 includes flexible substrate 222 and the circuit 224 being incorporated on flexible substrate 222.Instead
It penetrates layer 30 to be set on bottom plate 20, and is located at 21 lower section of transparent keycap.At least a luminescence component 23 is electrically connected at circuit
On 224, the light L3 for causing each luminescence component 23 to be emitted is irradiated towards bottom plate 20, and is shone in turn after being reflected by reflecting layer 30
Penetrate transmission region 214.In Figure 10 have with the component of number mark identical in Fig. 2, have same or similar structure and function,
It does not repeat herein.
In a specific embodiment, as shown in Figure 10, the luminous button 2 of the second preferred embodiment of the invention is also wrapped
Containing switch membrane 24.Switch membrane 24 is set on bottom plate 20.Reflecting layer 30 is coated in switch membrane 24.
Further, as shown in Figure 10, the luminous button 2 of the second preferred embodiment of the invention is also comprising light transmission elasticity
Dome body 32.Light transmission elasticity dome body 32 is set between transparent keycap 21 and bottom plate 20.The top of light transmission elasticity dome body 32
322 abut to the bottom surface 212 of transparent keycap 21.Reflecting layer 30 is covered by light transmission elasticity dome body 32.It is reflected by reflecting layer 30
Light L3 can irradiate transmission region 214 by light transmission elasticity dome body 32 afterwards.
In a specific embodiment, as shown in Figure 10, transparent keycap 21 has be formed on top surface 210 at least one to lead to
Hole 217.Each through-hole 217 corresponds to a luminescence component 23.The fixed part 220 of flexible circuit layer 22 is with flexible substrate
222 lower surface 2222 is fixed on the top surface 210 of transparent keycap 21, each luminescence component 23 is caused to be placed in corresponding to it
Through-hole 217 in.
In another specific embodiment, as shown in figure 11, a deformation of the second preferred embodiment according to the present invention,
The fixed part 220 of flexible circuit layer 22 divides the bottom surface that transparent keycap 21 is fixed on the upper surface 2220 of flexible substrate 222
On 212, the light L3 directive reflecting layer 30 that causes each luminescence component 23 to be emitted.Light L3 is reflected in turn by reflecting layer 30
Irradiate transmission region 214.In Figure 11 have with the component of number mark identical in Fig. 2, Figure 10, have same or similar structure with
And function, it does not repeat herein.
In a specific embodiment, flexible substrate 222 can be woven fabric, macromolecule membrane or artificial leather.
In a specific embodiment, circuit 224 is formed by electrocondution slurry localised application on flexible substrate 222.
In another specific embodiment, flexible substrate 222 can be woven fabric, and circuit 224 is spun by conductive yam and woven fabric
It is woven in together, as shown in Figure 3.
The illuminated keyboard of a preferred embodiment of the invention includes multiple luminous buttons 2 according to the present invention.Especially
The buffer portion 226 on ground, two adjacent its flexible circuit layer 22 of luminous button 2 is bonded together, whereby, light key of the invention
Disk can dust-proof, waterproof.
By to detailed description of the invention, being apparent that luminous button of the invention does not use back lighting device and changes above
It adopts luminescence component in conjunction with transparent keycap.Therefore, compared with the illuminated keyboard of prior art, luminous button of the invention with
And illuminated keyboard can become simply in design, further be thinned.Also, illuminated keyboard of the invention has no prior art
The back lighting device using light guide plate, so the power of used luminescence component is relatively small very much, therefore, hair of the invention
Light keyboard is smaller in the upper required power consumption that shines.Also, its flexible circuit of its two adjacent luminous button of illuminated keyboard of the invention
The effect of buffer portion of layer is bonded together, and can achieve dust-proof, waterproof.
By the above detailed description of preferred embodiments, it is intended to more clearly describe feature and spirit of the invention,
And not protection scope of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its purpose
It is intended to cover various changes and has being arranged in the scope of protection of the claims of the invention to be applied of equality.Cause
This, the applied scope of protection of the claims of the present invention should illustrate the most wide explanation of work according to above-mentioned, to cause it
Cover the arrangement of all possible change and tool equality.
Claims (24)
1. a kind of luminous button, it is characterised in that include:
Bottom plate；
Transparent keycap has transmission region, top surface and bottom surface, and the transparent keycap can be connected to the bottom with moving up and down
The top of plate causes the transparent keycap to move between non-pressing position and pressing position relative to the bottom plate；
Flexible circuit layer, has fixed part, and the fixed part of the flexible circuit layer is fixed on the top table of the transparent keycap
On face or the bottom surface, which includes flexible substrate and the circuit being incorporated on the flexible substrate；And
An at least luminescence component is electrically connected on the circuit, the light for causing each luminescence component to be emitted be directed into
And irradiate the transmission region.
2. luminous button as described in claim 1, it is characterised in that: the flexible circuit layer also has buffer portion, the buffering
Part extends from the fixed part and hangs on the periphery of the transparent keycap.
3. luminous button as described in claim 1, it is characterised in that: the transparent keycap, which has, to be formed on the top surface extremely
A few hole, the corresponding luminescence component of each hole, the circuit are incorporated on the lower surface of the flexible substrate, this is soft
The fixed part of circuit layer is fixed on the top surface of the transparent keycap with the lower surface of the flexible substrate, is caused every
One luminescence component is placed in the hole corresponding to it, and the light that each luminescence component is emitted injects the transparent keycap
Interior, which is guided by the transparent keycap and then is irradiated the transmission region.
4. luminous button as described in claim 1, it is characterised in that: the luminous button also includes light extraction structure, light extraction
Structure is taken to be formed at the position for corresponding to the transmission region on the bottom surface of the transparent keycap, which extracts structure to will be
The light transmitted in the transparent keycap scatters to the transmission region.
5. luminous button as claimed in claim 4, it is characterised in that: the light extraction structure be molded over it is more on the bottom surface
A lenticule or the ink design layer being coated on the bottom surface.
6. luminous button as described in claim 1, it is characterised in that: the luminous button also includes leaded light component, the leaded light group
Part is fixed on the bottom surface of transparent keycap, and wherein the transparent keycap has at least through-hole being formed on the top surface,
Each through-hole corresponds to a luminescence component, which is incorporated on the lower surface of the flexible substrate, the flexible circuit layer
The fixed part is fixed on the top surface of the transparent keycap with the lower surface of the flexible substrate, each is caused to shine
Component passes through the through-hole corresponding to it, and the light that each luminescence component is emitted injects in the leaded light component, the light by
The leaded light component guides and then irradiates the transmission region.
7. luminous button as claimed in claim 6, it is characterised in that: the luminous button also includes light extraction structure, light extraction
Structure is taken to be formed at the position for corresponding to the transmission region on the reflecting surface of the leaded light component, which extracts structure to will be
The light transmitted in the leaded light component scatters to the transmission region.
8. luminous button as described in claim 1, it is characterised in that: the transparent keycap, which has, to be formed on the bottom surface extremely
A few hole, the corresponding luminescence component of each hole, the circuit are incorporated on the upper surface of the flexible substrate, this is soft
The fixed part of circuit layer is fixed on the bottom surface of the transparent keycap with the upper surface of the flexible substrate, is caused every
One luminescence component is placed in the hole corresponding to it, and the light that each luminescence component is emitted injects the transparent keycap
Interior, which is guided by the transparent keycap and then is irradiated the transmission region.
9. luminous button as claimed in claim 8, it is characterised in that: the luminous button also includes light extraction structure, light extraction
Structure is taken to be formed at the position for corresponding to the transmission region on the bottom surface, which extracts structure to will be in the transparent keycap
The light of transmission scatters to the transmission region.
10. luminous button as described in claim 1, it is characterised in that: the circuit is incorporated in the upper surface of the flexible substrate
On, the fixed part of the flexible circuit layer is fixed on the bottom surface of the transparent keycap with the upper surface of the flexible substrate
On, cause each luminescence component position in the lower section of the transmission region, the light that each luminescence component is emitted is injected should
In transparent keycap and then irradiate the transmission region.
11. luminous button as described in claim 1, it is characterised in that: the luminous button also includes support device, support dress
The one end set is movably connected the transparent keycap, and the other end of the support device is movably connected the bottom plate.
12. luminous button as claimed in claim 11, it is characterised in that: the support device is scissor support device.
13. luminous button as described in claim 1, it is characterised in that: the flexible substrate be woven fabric, macromolecule membrane and
One of in group composed by artificial leather.
14. luminous button as claimed in claim 13, it is characterised in that: the circuit can in this by electrocondution slurry localised application
It is formed in flexible substrate.
15. luminous button as described in claim 1, it is characterised in that: the flexible substrate is woven fabric, and the circuit is by conduction
Yarn is woven together with the woven fabric.
16. a kind of luminous button, it is characterised in that include:
Bottom plate；
Transparent keycap has transmission region, top surface and bottom surface, and the transparent keycap can be connected to the bottom with moving up and down
The top of plate causes the transparent keycap to move between non-pressing position and pressing position relative to the bottom plate；
Flexible circuit layer, has fixed part, and the fixed part of the flexible circuit layer is fixed on the top table of the transparent keycap
On face or the bottom surface, which includes flexible substrate and the circuit being incorporated on the flexible substrate；
Reflecting layer is set on the bottom plate, and the reflecting layer is located at below the transparent keycap；And
An at least luminescence component is electrically connected on the circuit, and the light for causing each luminescence component to be emitted is towards the bottom plate
Irradiation, and by irradiating the transmission region in turn after the reflection of the reflecting layer.
17. luminous button as claimed in claim 16, it is characterised in that: the luminous button includes light transmission elasticity dome body, should
Light transmission elasticity dome body is set between the transparent keycap and bottom plate, and wherein the reflecting layer is covered by the light transmission elasticity dome body.
18. luminous button as claimed in claim 16, it is characterised in that: the transparent keycap, which has, to be formed on the top surface
An at least through-hole, the corresponding luminescence component of each through-hole, the fixed part of the flexible circuit layer is with the flexible substrate
Lower surface be fixed on the top surface of the transparent keycap, cause each luminescence component to be placed in the through-hole corresponding to it.
19. luminous button as claimed in claim 16, it is characterised in that: the fixed part of the flexible circuit layer is flexible with this
The upper surface of property substrate is fixed on the bottom surface of the transparent keycap, and the light for causing each luminescence component to be emitted is penetrated
To the reflecting layer, which is reflected by the reflecting layer and then is irradiated the transmission region.
20. luminous button as claimed in claim 16, it is characterised in that: the luminous button also includes switch membrane, the switch
Film layer is set on the bottom plate, and wherein the reflecting layer is coated in the switch membrane.
21. luminous button as claimed in claim 16, it is characterised in that: the flexible substrate be woven fabric, macromolecule membrane with
And one of in group composed by artificial leather.
22. luminous button as claimed in claim 21, it is characterised in that: the circuit can in this by electrocondution slurry localised application
It is formed in flexible substrate.
23. luminous button as claimed in claim 16, it is characterised in that: the flexible substrate is woven fabric, and the circuit is by leading
Electric yarn is woven together with the woven fabric.
24. a kind of illuminated keyboard, it is characterised in that the illuminated keyboard includes multiple as described in any one of claim 1 to 23
Luminous button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475890.5A CN107180717B (en) | 2017-06-21 | 2017-06-21 | Luminous button and illuminated keyboard comprising the luminous button |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475890.5A CN107180717B (en) | 2017-06-21 | 2017-06-21 | Luminous button and illuminated keyboard comprising the luminous button |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107180717A CN107180717A (en) | 2017-09-19 |
| CN107180717B true CN107180717B (en) | 2019-09-27 |
Family
ID=59846147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710475890.5A Active CN107180717B (en) | 2017-06-21 | 2017-06-21 | Luminous button and illuminated keyboard comprising the luminous button |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107180717B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110998772B (en) * | 2018-04-28 | 2021-10-22 | 华为技术有限公司 | Keyboard and electronic equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1620707A (en) * | 2000-08-17 | 2005-05-25 | 诺基亚有限公司 | Arrangement for integration of key illumination into keymat of portable electronic devices |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100744283B1 (en) * | 2005-12-05 | 2007-07-30 | 삼성전자주식회사 | Key-pad and fabricating method using the same |
| CN103064523A (en) * | 2013-01-05 | 2013-04-24 | 苏州达方电子有限公司 | Light emitting button and keyboard |
| JP6233844B2 (en) * | 2014-05-15 | 2017-11-22 | アルプス電気株式会社 | Keyboard device |
| CN106783308B (en) * | 2016-12-29 | 2019-04-16 | 苏州达方电子有限公司 | Luminous button and illuminated keyboard comprising luminous button |
-
2017
- 2017-06-21 CN CN201710475890.5A patent/CN107180717B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1620707A (en) * | 2000-08-17 | 2005-05-25 | 诺基亚有限公司 | Arrangement for integration of key illumination into keymat of portable electronic devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107180717A (en) | 2017-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI635523B (en) | Illuminated keyswitch and illuminated keyboard including such illuminated keyswitch | |
| TWI478192B (en) | Illuminated keyboard | |
| TWI465965B (en) | Illuminated touch keyboard | |
| CN111599623B (en) | Key structure | |
| EP2664979A1 (en) | Illumination module and illuminated keyboard having the same | |
| CN106783308B (en) | Luminous button and illuminated keyboard comprising luminous button | |
| CN107731606B (en) | Luminous keyboard | |
| TW201403646A (en) | Light emitting keyboard with light passage | |
| CN101789320A (en) | Key device with variable luminous intensity | |
| CN202585212U (en) | Luminous keyboard | |
| TW201324244A (en) | Illuminating keyboard | |
| CN106611673A (en) | Luminous keyboard using optical key switch | |
| CN205692737U (en) | keyboard and mechanical keyboard | |
| US20140138226A1 (en) | Illuminated keyboard | |
| CN107180717B (en) | Luminous button and illuminated keyboard comprising the luminous button | |
| TWM541103U (en) | Luminous keyboard | |
| CN103459920B (en) | Flattened fiber light fixture with integrated electrical circuit | |
| US10635186B1 (en) | Devices having keyboards with fabric layers | |
| TWI654637B (en) | Light emitting keyboard | |
| CN212230297U (en) | Key structure and electronic product | |
| TW201421517A (en) | Keyboard with light-emitting key cap | |
| CN108573824A (en) | Illuminated keyboard | |
| TWM537254U (en) | Keyswitch device and circuit board assembly | |
| CN106783329A (en) | Illuminated keyboard | |
| CN105655171B (en) | Luminous button structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |