CN106683930B - Keyboard structure - Google Patents
Keyboard structure Download PDFInfo
- Publication number
- CN106683930B CN106683930B CN201611229054.0A CN201611229054A CN106683930B CN 106683930 B CN106683930 B CN 106683930B CN 201611229054 A CN201611229054 A CN 201611229054A CN 106683930 B CN106683930 B CN 106683930B
- Authority
- CN
- China
- Prior art keywords
- keycap
- elastic slice
- bottom plate
- vertex
- pressure section
- 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.)
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Links
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 abstract description 9
- 239000000806 elastomer Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000010408 film Substances 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000008485 antagonism Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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
- H01H2221/00—Actuators
- H01H2221/036—Return force
- H01H2221/044—Elastic part on actuator or casing
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of keyboard structures, including bottom plate, keycap, return mechanism, support device and elastic slice.Keycap includes pressure section and recess portion.Return mechanism is set under keycap, provides keycap restoring force.Support device is set between bottom plate and keycap and movably links keycap and bottom plate, moves up and down keycap between non-pressing position and pressing position relative to bottom plate.Elastic slice includes the erection part being connected and protruding portion, and erection part is set on bottom plate and vertically up extends, and protruding portion has ramp.Pressure section is moved downward to pressing position by non-pressing position and passes through in a pressing stroke, and pressure section exerts a force on ramp, to force elastic slice deformation.When the vertex of pressure section is detached from the vertex of ramp, elastic slice is sprung back and ramp is placed in recess portion, so provide use feel, with solves the problem of in the prior art elastomer made of rubber occur under long-time use fatigue phenomenon cause press feel weaken even forfeiture.
Description
Technical field
The present invention relates to a kind of keyboard structures, and in particular to a kind of keyboard structure with elastic slice.
Background technique
Keyboard structure includes several keys.Operator can fire these keys, to reach desired input purpose.In key
Pressing stroke in, the keycap of key is passed through one section of pressing stroke down, until trigger switch；When discharging keycap, keycap is past
On pass through one section of release travel.Elastomer would generally be configured between keycap and bottom plate, to provide keycap in the pressing of pressing stroke
Feel and the elastic-restoring force of release travel.However, this elastomer is made of rubber, fatigue certainly will occur under long-time use
Phenomenon causes to press feel decrease, even lose.
Therefore, it needs to propose that a kind of new technology goes to improve foregoing problems.
Summary of the invention
Therefore, the present invention proposes a kind of keyboard structure, can improve known problem.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of keyboard structure, including bottom plate, keycap, return mechanism, branch
Support arrangement and the first elastic slice.Keycap includes the first pressure section and the first recess portion, and wherein first pressure section has the first vertex；
Return mechanism is set under the keycap, which provides the keycap restoring force；Support device is set to the bottom plate and is somebody's turn to do
Between keycap and the support device includes the first supporting element and one second supporting element, and first supporting element and second supporting element are equal
Movably link the keycap and the bottom plate, keeps the keycap upper and lower between non-pressing position and pressing position relative to the bottom plate
It is mobile；First elastic slice includes the first erection part being connected and the first protruding portion, which is set on the bottom plate
And vertically up extend, which has the first ramp；Wherein, first pressure section from the non-pressing position to
Under be moved to the pressing position and pass through one section of pressing stroke, in the pressing stroke, first pressure section by this on first tiltedly
Face, which exerts a force on first ramp, to force the first elastic slice deformation；Wherein, when first vertex is de-
When the second vertex from first ramp, first elastic slice rebound and first ramp is placed in first recess portion.
As optional technical solution, first erection part of first elastic slice has connecting hole, which includes hook,
The hook is sticked in the connecting hole.
As optional technical solution, the bottom surface of the connecting hole is spaced each other with the lower surface of the hook；When the keycap to
Second vertex of lower movement and first protruding portion up over first pressure section first vertex when, first elastic slice
It up moves, so that the bottom surface of the connecting hole is hit the lower surface of the hook upwards and made a sound.
As optional technical solution, which further includes connection sheet, this for connecting first elastic slice is first upright
Portion, the bottom surface of the connection sheet are spaced each other with the bottom plate.
As optional technical solution, which further includes connection sheet, this for connecting first elastic slice is first upright
Portion, and the connection sheet has location hole；Wherein, which includes positioning column, which passes through the location hole.
As optional technical solution, which further includes the second pressure section, the keyboard structure further include the second elastic slice with
And connection sheet.Second elastic slice includes the second erection part being connected and the second protruding portion, which is set to the bottom plate
On and vertically up extend, second protruding portion have the second ramp；In the pressing stroke, which is applied
Power is on second ramp, to force the second elastic slice deformation, and when second pressure section is detached from the of second ramp
When three vertex, second elastic slice rebound；Connection sheet connects first elastic slice and second elastic slice.
As optional technical solution, which includes the key top being connected and key skirt, which is connected to this
Key top, first pressure section, first recess portion and the key skirt common definition keycap space.
As optional technical solution, in the pressing stroke, when first pressure section is detached from being somebody's turn to do for first ramp
Behind second vertex, which is placed in the keycap space.
As optional technical solution, which further includes holding section, the holding section, first pressure section and this is first recessed
Portion collectively constitutes snap-in structure, which is articulated in the snap-in structure.
As optional technical solution, which has the first lower inclined plane, first lower inclined plane and this on first tiltedly
Face is connected to second vertex；First pressure section is moved upward to the non-pressing position and is passed through one section by the pressing position to be discharged
Stroke, in the release travel, which exerts a force in first lower inclined plane, to force the first elastic slice deformation, and works as
When first pressure section is detached from second vertex, first elastic slice rebound.
As optional technical solution, which is metal clips.
As optional technical solution, which further includes film circuit board, be set to the keycap and the bottom plate it
Between, and the film circuit board has switch；Wherein, which includes the first elastic component and the second elastic component, second bullet
Property part is set to inside first elastic component；When the keycap is located at the pressing position, which triggers the switch.
In addition, the present invention also proposes another keyboard structure, including bottom plate, keycap, support device, return mechanism and the
One elastic slice.Keycap is set on the bottom plate, which includes compressed component, and the compressed component is from the bottom surface of the keycap to downward
It stretches, which has component side, which has the first pressure section and the first recess portion, which is located at
Below first recess portion, which has the first vertex；Support device is set between the bottom plate and the keycap, and should
Support device upper and lower end links the keycap and the bottom plate respectively, make the keycap can relative to the bottom plate in non-pressing position with by
Pressure moves up and down between position；Return mechanism is set between the keycap and the bottom plate, when the keycap is located at the pressing position,
The return mechanism is supplied to the upward restoring force of the keycap；First elastic slice is set on the bottom plate and first elastic slice up extends,
First elastic slice has elastic slice side, which has the first protruding portion and the second recess portion, and first protruding parts are in this
Above second recess portion, which has the second vertex；Wherein, it moves down and is somebody's turn to do from the non-pressing position when the keycap
When second vertex of first protruding portion is not yet higher than first vertex of first pressure section, which exerts a force at this
On first protruding portion, as the keycap travels downwardly and the first elastic slice deformation quantity is gradually increased, so provides first-hand
Sense；Wherein, when the keycap persistently moves down and second vertex has passed over first vertex, as the keycap is to downlink
Into, which progresses into first recess portion, which progresses into second recess portion so that this
One elastic slice deformation quantity is gradually reduced, and so provides the second feel, so that the resistance of first feel is greater than the resistance of second feel
Power.
As optional technical solution, which further includes holding section, first pressure section, first recess portion with should
Holding section collectively constitutes as snap-in structure, which is articulated in the snap-in structure.
As optional technical solution, which has connecting hole, which includes hook, which is sticked in this
In connecting hole；When the hook is connected to the periphery of the connecting hole, it will limit first elastic slice and continue up or move downward.
As optional technical solution, which has extension, which includes hook, which extends
The lower section of the hook will limit first elastic slice and continue up when the extension is connected to the lower surface of the hook.
As optional technical solution, the bottom surface of the hook is spaced each other with the extension；Move down when the keycap and
Second vertex of first protruding portion up over first pressure section first vertex when, first elastic slice is toward moving up
It is dynamic, so that the extension hits the bottom surface of the hook upwards and makes a sound.
Fatigue phenomenon occurs under long-time use in order to solve elastomer made of rubber in the prior art, cause by
First elastic slice with the first protruding portion is arranged in the problem of pressing feel to weaken, even losing, keyboard structure of the invention,
First protruding portion has the first ramp；The first pressure section and the first recess portion are provided on keycap, the first pressure section has first
Vertex, during the first pressure section is moved downward to pressing position by non-pressing position, the first pressure section passes through on first tiltedly
Face, the first pressure section exerts a force on the first ramp, to force the first elastic slice deformation；When the first vertex is detached from the first ramp
When the second vertex, the first elastic slice is sprung back and the first ramp is placed in the first recess portion, is so provided and is used feel.
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
Figure 1A is painted the constitutional diagram of the keyboard structure according to one embodiment of the invention；
Figure 1B is painted the exploded view of the keyboard structure of Figure 1A；
Fig. 2A is painted cross-sectional view of the keyboard structure along direction 2A-2A ' of Figure 1A；
The keycap that Fig. 2 B is painted Fig. 2A is in the cross-sectional view in a middle position of non-pressing position and pressing position；
The keycap that Fig. 2 C is painted Fig. 2 B is in the cross-sectional view of pressing position；
Fig. 2 D is painted the resistance of the first elastic slice of Fig. 2A and the relational graph of pressing stroke；
Fig. 3 A is painted another visual angle figure of the keyboard structure of Figure 1A；
Fig. 3 B is painted cross-sectional view of the keyboard structure along direction 3B-3B ' of Fig. 3 A；
The schematic diagram that Fig. 3 C is painted the connection sheet of Fig. 3 B and bottom plate is hit mutually.
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.
Figure 1A and Figure 1B is please referred to, Figure 1A is painted the constitutional diagram of the keyboard structure 100 according to one embodiment of the invention, and schemes
1B is painted the exploded view of the keyboard structure 100 of Figure 1A.Keyboard structure 100 (or press-key structure) includes bottom plate 110, at least one support
Device 120, at least a keycap 130, at least one first elastic slice 140, at least one second elastic slice 150, connection sheet 160, thin film circuit
Plate 170 and at least a return mechanism 180.In order to avoid schema is excessively complicated, Figure 1A and Figure 1B are only painted one group of key, i.e., one
120, keycaps 130 of support device, one or several first elastic slices 140, one or several second elastic slices 150, at least one
Connection sheet 160 and a return mechanism 180.The keycap 130 that Figure 1A is painted is in non-pressing position.In another embodiment, key
The quantity of the key of dish structure 100 can be multiple.
Support device 120 is set between bottom plate 110 and keycap 130 and includes the first supporting element 121 and the second supporting element
122.First supporting element 121 and the second supporting element 122 movably link keycap 130 and bottom plate 110, make keycap 130 relative to
Bottom plate 110 moves up and down between non-pressing position and pressing position.
As shown in Figure 1B, the first elastic slice 140 includes the first erection part 141 being connected and the first protruding portion 142, and first is straight
Vertical portion 141 is set on bottom plate 110 and vertically up extends, and the first protruding portion 142 has the first ramp 142s1.Such as
Shown in the enlarged drawing of Figure 1B, there is gap S1 between connection sheet 160 and the first erection part 141.Due to the design of gap S1, connection
Piece 160 in side and is not connected with the first erection part 141, can so reduce the rigidity of the first elastic slice 140 and connection sheet 160, into
And increase the pliability or elasticity of the first elastic slice 140, allow the first elastic slice 140 to be easily deformed.In other words, the ruler of gap S1 can be passed through
The pliability or elasticity of the first elastic slice 140 of adjustment are gone in very little design.In one embodiment, the length L1 of the first protruding portion 142 and
The ratio of the length L2 of one erection part 141 is about 11:9, and so this is non-to limit embodiments of the invention.Pass through length L1 and length
The Proportionality design of L2 is spent, also can adjust the pliability or elasticity of the first elastic slice 140.
A to Fig. 2 D referring to figure 2., Fig. 2A are painted cross-sectional view of the keyboard structure 100 along direction 2A-2A ' of Figure 1A, and Fig. 2 B is drawn
The keycap 130 of diagram 2A is in the cross-sectional view in the middle position between non-pressing position and pressing position, and Fig. 2 C is painted Fig. 2 B's
Keycap 130 is in the cross-sectional view of lower pressing position, and the longitudinal axis of Fig. 2 D indicates: during keycap 130 moves downward, figure
The first elastic slice 140 of 2A is applied to the resistance of keycap 130, and Fig. 2 D horizontal axis indicates: keycap 130 is moved downward from non-pressing position
Distance, that is, pressing stroke.
The keycap 130 that Fig. 2A is painted is in non-pressing position.Keycap 130 includes the first pressure section 131 and the first recess portion
130r, wherein the first pressure section 131 has the first vertex 131t.As shown in Fig. 2A and Fig. 2 C, the first pressure section 131 is not by pressing
Position (as shown in Figure 2 A) is moved downward to pressing position (as shown in Figure 2 C) and passes through one section of pressing stroke.As shown in Figure 2 A,
One pressure section 131 can first abut the first ramp 142s1, and the first pressure section 131 exerts a force on the first ramp 142s1, to compel
Make 140 deformation of the first elastic slice；It is so that the travel point a of Fig. 2 D indicates that the first pressure section 131 just touches the first ramp
The travel point of 142s1.As shown in Figure 2 B, the position of the first vertex 131t of the first pressure section 131 is with the first ramp 142s1's
The position of second vertex 142t substantially overlaps, and is so the travel point b in Fig. 2 D, and the deflection for representing the first elastic slice 140 reaches
To maximum, but the embodiment of the present invention is not limited.
The resistance for first pressure section 131 that creates antagonism due to 140 deformation of the first elastic slice can provide operator's pressing
Feel；In other words, when finger feels resistance, indicate that keycap 130 is mobile toward pressing position.When the first vertex 131t is detached from the
When the second vertex 142t (for example, the first vertex 131t crosses the second vertex 142t down) of one ramp 142s1, such as Fig. 2 C institute
Show, the deflection of the first elastic slice 140 is reduced and sprung back, and the first ramp 142s1 is progressed into the first recess portion 130r.Fig. 2 D
Travel point b to the springback process of the first elastic slice of procedural representation 140 between c, the first lower inclined plane 142s2 is because of the first bullet at this time
Piece 140 springs back and contacts the first pressure section 131 and then provide keycap 130 downward power-assisted, so the first elastic slice of stage 140 can mention
For the resistance of negative value, as shown in the negative value section on the longitudinal axis.
In addition, as shown in Figure 2 C, the first elastic slice 140 further includes the second recess portion 140r, it is located under the first protruding portion 142
Side.When the first elastic slice 140 is sprung back and the first ramp 142s1 is placed in the first recess portion 130r, the first pressure section 131 while position
In in the second recess portion 140r.
In addition, keyboard structure 100 is not limited to there can only be the first elastic slice 140, there can be multiple elastic slices, these elastic slices can
To be evenly distributed in the opposite left and right sides of keycap 130, these elastic slices can also use the connection of connection sheet 160 and coextensive in key
The same side of cap 130.In practical operation, the connection sheet 160 of Figure 1A can be the extension of the first elastic slice 140；In other words, it connects
Piece 160 and the first elastic slice 140 can be integrated into single component.On processing procedure, metal plate is can be used in connection sheet 160 and the first elastic slice 140
Gold process (such as punching press) is integrally formed.
As shown in Figure 1A, keyboard structure 100 can further include at least one second elastic slice 150.On processing procedure, the second elastic slice 150,
It is integrally formed that with the first elastic slice 140 sheet metal process can be used in connection sheet 160.Keycap 130 further includes the second pressure section (not being painted),
Its structure is repeated no more similar to aforementioned first pressure section 131 in this.Second elastic slice 150 includes the second erection part 151 being connected
With the second protruding portion 152.Second erection part 151 is set on bottom plate 110 and vertically up extends, the second protruding portion 152
With the second ramp 152s1.It is similar to the relative motion relation of the first pressure section 131 and the first elastic slice 140, in pressing stroke
In, the second pressure section can exert a force on the second ramp 152s1, to force 150 deformation of the second elastic slice, and when the second pressure section is de-
When third vertex 152t from the second ramp 152s1, the rebound of the second elastic slice 150.Multiple elastic slices can provide stronger or become apparent from
Resistance, with enhancing pressing feel and release feel.The visual practical application of the quantity of elastic slice determines that the embodiment of the present invention is not subject to
Limitation.
As shown in Figure 2 C, the first elastic slice 140 has the first lower inclined plane 142s2, the first lower inclined plane 142s2 and the first ramp
142s1 is connected to the second vertex 142t.When discharging the keycap 130 of Fig. 2 C, keycap 130 can pass through one section of release travel, such as
Higher non-pressing position shown in Fig. 2A is moved up to from lower pressing position shown in fig. 2 C.In this release travel
In, return mechanism 180 provides 130 elastic-restoring force of keycap, and keycap 130 is up jacked up.In the mistake that keycap 130 up moves
Cheng Zhong, (1) first pressure section 131 first exert a force in the first lower inclined plane 142s2, and to force 140 deformation of the first elastic slice, and (2) when
When first vertex 131t of one pressure section 131 is detached from the second vertex 142t, the deflection of the first elastic slice 140 is gradually reduced and shape
It is restored back to free state shown in Fig. 2A.In order to which keycap 130 can successfully be moved upwards, return mechanism 180 provides elasticity
Restoring force needs to be greater than the first pressure section 131 and is connected to resistance caused by the first lower inclined plane 142s2.
As shown in Figure 2 A, keycap 130 includes the key top 132 being connected and key skirt 133, and the first pressure section 131 is connected to key
The lower surface on top 132, and extend down from the lower surface of key top 132.First pressure section 131, the first recess portion 130r and key skirt 133
Between common definition go out a keycap space, the i.e. space of the first recess portion 130r.In pressing stroke, in the first pressure section 131
After first vertex 131t is detached from the second vertex 142t of the first ramp 142s1, the first protruding portion 142 is placed in this keycap space
It is interior, as shown in Figure 2 C.
As shown in Figure 2 A, keycap 130 further includes the holding section 136 with the first pressure section 131 relative configuration.Holding section 136,
First pressure section 131 and the first recess portion 130r collectively constitute snap-in structure 131g, and wherein support device 120 is articulated in snap-in structure
The inner face of 131g.In other words, the scissors support device 120 of the embodiment of the present invention is connected to the interior sidewall surface of snap-in structure 131g,
And the first elastic slice 140 is connected to the outer side surface (pressure section 131) of snap-in structure 131g, that is, the left side of snap-in structure 131g
Structure has both engaging and compresses two kinds of effects, in this way, the design complexities of keyboard structure 100 can be reduced.
As shown in Figure 2 A, film circuit board 170 is set between keycap 130 and bottom plate 110 and at least one switch
SW1.For example, film circuit board 170 includes the first coating 171, the second coating 172, interlayer 173, at least one first conduction
Portion 174 and at least one second conductive part 175, wherein interlayer 173 is configured between the first coating 171 and the second coating 172,
And the first conductive part 174 and the second conductive part 175 are respectively formed in the first coating 171 and the second coating 172.Facing
First conductive part 174 and the second conductive part 175 constitute aforementioned switches SW1.First conductive part 174 and the second conductive part 175 are each other
It is facing, in this way, when keycap 130 is located at pressing position (such as Fig. 2 C), keycap 130 force the first conductive part 174 of Fig. 2A with
Second conductive part 175 contacts and exports trigger signal.
As shown in Figure 2 A, return mechanism 180 includes the first elastic component 181 and the second elastic component 182, the second elastic component 182
It is set to inside the first elastic component 181.When keycap 130 is located at pressing position (such as Fig. 2 C), 182 trigger switch of the second elastic component
SW1.Specifically, keycap 130 further includes pedestal 134 and trigger unit 135, and trigger unit 135 is slidably disposed in pedestal 134.
First elastic component 181 is configured around pedestal 134, and connects the key top 132 and bottom plate 110 of keycap 130.In pressing stroke, such as
Shown in Fig. 2 B and Fig. 2 C, the depressed power of the first elastic component 181 and compressive deformation.In addition, the second elastic component 182 is located at pedestal
In 134 accommodating space 134r, and between the top surface 134w and trigger unit 135 of accommodating space 134r.When trigger unit 135 is right
When film circuit board 170 exerts a force, as shown in Figure 2 C, the depressed power of 182 side of the second elastic component and compressive deformation, until switch
SW1 is triggered.
In addition, the first elastic component 181 stores elastic position energy in pressing stroke, make in release travel, the first elastic component
This elastic position energy of 181 releases, and provide keycap 130 elastic-restoring force.This elastic-restoring force is greater than the resistance of the first elastic slice 140,
And keycap 130 can be made to overcome the resistance of the first elastic slice 140 and up move to non-pressing position (Fig. 2A).
First elastic component 181 and the second elastic component 182 are, for example, metal spring.Compared to known rubber elastomer, gold
Belong to elastic component and is less likely to occur fatigue problem, therefore the use of the keyboard structure 100 of the embodiment of the present invention under long-time use
It lasts a long time.
Fig. 3 A is painted another visual angle figure of the keyboard structure 100 of Figure 1A, and Fig. 3 B is painted the keyboard structure 100 of Fig. 3 A along direction
The cross-sectional view of 3B-3B ', and the schematic diagram that Fig. 3 C is painted the connection sheet 160 of Fig. 3 B and bottom plate 110 is hit mutually.Connection sheet 160 connects
Connect the first erection part 141 of the first elastic slice 140 and the second erection part 151 of the second elastic slice 150.Connection sheet 160 has at least one
Connecting hole 160a, bottom plate 110 include that an at least hook 111, hook 111 is sticked in connecting hole 160a, can prevent connection sheet 160
It is separated with bottom plate 110 along pressing direction (such as Z axis to).When hook 111 is connected to the periphery of connecting hole 160a, first can be limited
Elastic slice 140 is continued up or is moved downward.In addition, the lower surface 111b of the bottom surface 160b1 of connecting hole 160a and hook 111 is each other
Interval.In this way, in pressing stroke, as shown in Figure 2 C, when keycap 130 moves down and the first vertex of the first pressure section 131
131t downward across the first protruding portion 142 the second vertex 142t when, connection sheet 160 spring back and up move (such as Fig. 3 C institute
Show) so that the bottom surface 160b1 of connecting hole 160a hits the lower surface 111b of hook 111 upwards and makes a sound.In this way, can mention
Show user's triggered key.In addition, in another embodiment, connecting hole 160a can also be opened in the first of the first elastic slice 140
Second erection part 151 of erection part 141 or the second elastic slice 150.
In addition, in release travel (during such as Fig. 2 C to Fig. 2A), because connection sheet 160 is by strength up
(generally as shown in Figure 3 C), contact the bottom surface 160b1 of connecting hole 160a with hook 111.Simultaneously as connection sheet 160
The upper surface 110u of bottom surface 160b2 and bottom plate 110 is spaced each other (generally as shown in Figure 3 C), when the of the first pressure section 131
When one vertex 131t up crosses the second vertex 142t of (disengaging) first lower inclined plane 142s2 (as shown in Figure 2 A), connection sheet 160
It springs back down, so that connection sheet 160 is hit hook 111 down and is made a sound, to prompt user key-press to be in non-pressing position.
As shown in Figure 1B and Fig. 3 A, connection sheet 160 has at least a positioning hole 160p, and bottom plate 110 includes at least certain
Position column 112.Positioning column 112 passes through location hole 160p, to limit connection sheet 160 in the displacement of plane.Plane above-mentioned is, for example,
Perpendicular to pressing direction, such as X/Y plane.In addition, the location hole 160p of connection sheet 160 is, for example, the metal plate material of connection sheet 160 by folding
The recess portion that curved processing method surrounds out.
The keyboard structure or press-key structure of the embodiment of the present invention, including bottom plate, keycap, support device, return mechanism and
One elastic slice.Keycap is set on bottom plate, and keycap includes compressed component, and compressed component is extended downwardly from the bottom surface of keycap, compressed
Component has component side.Component side has the first pressure section and the first recess portion, and the first pressure section is located at below the first recess portion,
First pressure section has the first vertex.Support device is set between bottom plate and keycap, and support device upper and lower side is separately connected
Keycap and bottom plate move up and down keycap can relative to bottom plate between non-pressing position and pressing position.Return mechanism is set to
Between keycap and bottom plate, when keycap is located at pressing position, return mechanism is supplied to the upward restoring force of keycap one.First elastic slice is set
It is placed on bottom plate and up extends, the first elastic slice has elastic slice side, and elastic slice side has the first protruding portion and the second recess portion.The
For one protruding parts above the second recess portion, the first protruding portion has the second vertex.Move down from non-pressing position when keycap and
When second vertex of the first protruding portion is not yet higher than the first vertex of the first pressure section, the first pressure section exerts a force in the first protruding portion
On, as keycap travels downwardly the first elastic slice deformation quantity is gradually increased, the first feel is so provided.When keycap continue to
Lower movement and when the second vertex has passed over the first vertex, as keycap travels downwardly, it is recessed that the first protruding portion progresses into first
In portion, the first pressure section is progressed into the second recess portion, so that the first elastic slice deformation quantity is gradually reduced, so provides second-hand
Sense, so that the resistance of the first feel is greater than the resistance of the second feel.In one embodiment, aforementioned compressed component may include first supporting
At least one of splenium, the first recess portion and holding section.
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 (17)
1. a kind of keyboard structure, characterized by comprising:
Bottom plate；
Keycap, including the first pressure section and the first recess portion, wherein first pressure section has the first vertex；
Return mechanism is set under the keycap, which provides the keycap restoring force；
Support device, is set between the bottom plate and the keycap and the support device includes the first supporting element and the second supporting element,
First supporting element and second supporting element movably link the keycap and the bottom plate, make the keycap relative to the bottom plate in
It is moved up and down between non-pressing position and pressing position；And
First elastic slice, including the first erection part being connected and the first protruding portion, which is set on the bottom plate
And vertically up extend, which has the first ramp；
Wherein, which is moved downward to the pressing position by the non-pressing position and passes through one section of pressing stroke, at this
In pressing stroke, which passes through first ramp, which exerts a force on first ramp, to compel
Make the first elastic slice deformation；Wherein, when first vertex is detached from the second vertex of first ramp, first elastic slice rebound
And first ramp is placed in first recess portion.
2. keyboard structure according to claim 1, it is characterised in that: first erection part of first elastic slice has engaging
Hole, the bottom plate include hook, which is sticked in the connecting hole.
3. keyboard structure according to claim 2, it is characterised in that: the bottom surface of the connecting hole and the lower surface of the hook that
This interval；When the keycap move down and second vertex of first protruding portion up over first pressure section this first
When vertex, which is up moved, so that the bottom surface of the connecting hole is hit the lower surface of the hook upwards and issued
Sound.
4. keyboard structure according to claim 1, it is characterised in that: the keyboard structure further include:
Connection sheet connects first erection part of first elastic slice, and the bottom surface of the connection sheet is spaced each other with the bottom plate.
5. keyboard structure according to claim 1, it is characterised in that: the keyboard structure further include:
Connection sheet connects first erection part of first elastic slice, and the connection sheet has location hole；
Wherein, which includes positioning column, which passes through the location hole.
6. keyboard structure according to claim 1, it is characterised in that: the keycap further includes the second pressure section, the keyboard knot
Structure further include:
Second elastic slice, including the second erection part being connected and the second protruding portion, which is set on the bottom plate
And vertically up extend, which has the second ramp；In the pressing stroke, second pressure section force exists
On second ramp, to force the second elastic slice deformation, and when second pressure section is detached from the third top of second ramp
When point, second elastic slice rebound；And
Connection sheet connects first elastic slice and second elastic slice.
7. keyboard structure according to claim 1, it is characterised in that: the keycap includes the key top being connected and key skirt, is somebody's turn to do
First pressure section is connected to the key top, first pressure section, first recess portion and the key skirt common definition keycap space.
8. keyboard structure according to claim 7, it is characterised in that: in the pressing stroke, when first pressure section is de-
Behind second vertex of first ramp, which is placed in the keycap space.
9. keyboard structure according to claim 1, it is characterised in that: the keycap further includes holding section, the holding section, this
One pressure section and first recess portion collectively constitute snap-in structure, which is articulated in the snap-in structure.
10. keyboard structure according to claim 1, it is characterised in that: first elastic slice has the first lower inclined plane, this first
Lower inclined plane and first ramp are connected to second vertex；First pressure section by the pressing position be moved upward to this not by
Pressure position is passed through one section of release travel, and in the release travel, which exerts a force in first lower inclined plane, to force this
First elastic slice deformation, and when first pressure section is detached from second vertex, first elastic slice rebound.
11. keyboard structure according to claim 1, it is characterised in that: first elastic slice is metal clips.
12. keyboard structure according to claim 1, it is characterised in that: the keyboard structure further include:
Film circuit board is set between the keycap and the bottom plate, and the film circuit board has switch；
Wherein, which includes the first elastic component and the second elastic component, which is set to first elastic component
It is internal；When the keycap is located at the pressing position, which triggers the switch.
13. a kind of keyboard structure, characterized by comprising:
Bottom plate；
Keycap is set on the bottom plate, which includes compressed component, and the compressed component is from the bottom surface of the keycap to downward
It stretches, which has component side, which has the first pressure section and the first recess portion, which is located at
Below first recess portion, which has the first vertex；
Support device is set between the bottom plate and the keycap, and the support device upper and lower end links the keycap and the bottom respectively
Plate move up and down the keycap can relative to the bottom plate between non-pressing position and pressing position；
Return mechanism is set between the keycap and the bottom plate, and when the keycap is located at the pressing position, which is provided
Give the keycap upward restoring force；And
First elastic slice, is set on the bottom plate and first elastic slice up extends, which has elastic slice side, the elastic slice
Side has the first protruding portion and the second recess portion, and above second recess portion, which has first protruding parts
Second vertex；
Wherein, when the keycap is moved down from the non-pressing position and second vertex of first protruding portion be not yet higher than this
When first vertex of one pressure section, which exerts a force on first protruding portion, travel downwardly with the keycap and
So that the first elastic slice deformation quantity is gradually increased, the first feel is so provided；
Wherein, when the keycap persistently moves down and second vertex has passed over first vertex, as the keycap is downward
It advances, which progresses into first recess portion, which progresses into second recess portion, so that should
First elastic slice deformation quantity is gradually reduced, and so provides the second feel, so that the resistance of first feel is greater than second feel
Resistance.
14. keyboard structure according to claim 13, it is characterised in that: the compressed component further includes holding section, this first
Pressure section, first recess portion and the holding section collectively constitute as snap-in structure, which is articulated in the snap-in structure.
15. keyboard structure according to claim 13, it is characterised in that: first elastic slice has connecting hole, the bottom plate packet
Hook is included, which is sticked in the connecting hole；When the hook is connected to the periphery of the connecting hole, first elastic slice will limit
It continues up or moves downward.
16. keyboard structure according to claim 13, it is characterised in that: first elastic slice has extension, the bottom plate packet
Include hook, which extends the lower section of the hook, when the extension is connected to the lower surface of the hook, will limit this
One elastic slice continues up.
17. keyboard structure according to claim 16, it is characterised in that: the bottom surface of the hook and the extension are to each other
Every；When the keycap move down and second vertex of first protruding portion up over first pressure section first vertex
When, which up moves, so that the extension hits the bottom surface of the hook upwards and makes a sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229054.0A CN106683930B (en) | 2016-12-27 | 2016-12-27 | Keyboard structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229054.0A CN106683930B (en) | 2016-12-27 | 2016-12-27 | Keyboard structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106683930A CN106683930A (en) | 2017-05-17 |
| CN106683930B true CN106683930B (en) | 2019-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611229054.0A Active CN106683930B (en) | 2016-12-27 | 2016-12-27 | Keyboard structure |
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| CN (1) | CN106683930B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766817B (en) * | 2018-06-01 | 2020-06-30 | 苏州达方电子有限公司 | Key structure |
| US10930451B2 (en) | 2018-06-22 | 2021-02-23 | Darfon Electronics Corp. | Keyswitch with adjustable tactile feedback |
| US10937610B2 (en) | 2018-06-22 | 2021-03-02 | Darfon Electronics Corp. | Keyboard keyswitches having adjustable tactile feedback members |
| CN111081489B (en) * | 2018-10-18 | 2022-04-29 | 旭丽电子(东莞)有限公司 | Key, keyboard and electronic device |
| CN110648874B (en) * | 2019-08-22 | 2022-06-10 | 苏州达方电子有限公司 | Key and fastening claw structure thereof |
| CN112748808B (en) * | 2019-10-31 | 2024-02-20 | 群光电子股份有限公司 | Keyboard device |
| TWI756626B (en) | 2020-02-06 | 2022-03-01 | 達方電子股份有限公司 | Keyswitch structure and keyboard |
| TWI745965B (en) | 2020-05-15 | 2021-11-11 | 達方電子股份有限公司 | Keyboard and keyswitch and adjustment mechanism thereof |
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| CN104992866A (en) * | 2015-06-27 | 2015-10-21 | 苏州达方电子有限公司 | Keyboard button and keyboard |
| CN105097342A (en) * | 2015-08-11 | 2015-11-25 | 东莞市长资实业有限公司 | An integrated input device switch module that generates two tactile impact sounds and photoelectric control |
| CN106024474A (en) * | 2015-08-10 | 2016-10-12 | 苏州达方电子有限公司 | Key structure |
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|---|---|---|---|---|
| US6570113B2 (en) * | 2001-08-10 | 2003-05-27 | Behavior Tech Computer Corporation | Key switch |
| TWI408715B (en) * | 2009-09-25 | 2013-09-11 | Primax Electronics Ltd | Key structure and keyboard including the structure |
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| CN104992866A (en) * | 2015-06-27 | 2015-10-21 | 苏州达方电子有限公司 | Keyboard button and keyboard |
| CN106024474A (en) * | 2015-08-10 | 2016-10-12 | 苏州达方电子有限公司 | Key structure |
| CN105097342A (en) * | 2015-08-11 | 2015-11-25 | 东莞市长资实业有限公司 | An integrated input device switch module that generates two tactile impact sounds and photoelectric control |
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| CN106683930A (en) | 2017-05-17 |
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