CN106683930A - Keyboard structure - Google Patents
Keyboard structure Download PDFInfo
- Publication number
- CN106683930A CN106683930A CN201611229054.0A CN201611229054A CN106683930A CN 106683930 A CN106683930 A CN 106683930A CN 201611229054 A CN201611229054 A CN 201611229054A CN 106683930 A CN106683930 A CN 106683930A
- Authority
- CN
- China
- Prior art keywords
- keycap
- shell fragment
- pressure section
- base plate
- summit
- 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.)
- Granted
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Classifications
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- 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
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- 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
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention discloses a keyboard structure, which comprises a baseplate, a keycap, a reset device, a support device and elastic sheets, wherein the keycap comprises a resisting part and a recess; the reset device is arranged under the keycap and provides reset force for the keycap; the support device is arranged between the baseplate and the keycap and can be movably connected to the keycap and the baseplate, so that the keycap vertically moves between an un-pressed position and a pressed position relative to the baseplate; each elastic sheet comprises an upright part and a projection which are connected with each other, wherein the upright part is arranged above the baseplate and extends upwards vertically, and the projection is provided with an upper slope; when the resisting part moves downwards to the pressed position from the un-pressed position in a pressing travel, the resisting part applies force on the upper slope to force the elastic sheets to deform; and when a peak of the resisting part leaves a peak of the upper slope, the elastic sheets rebound and the upper slope is contained in the projection, so that the using hand feel is provided, and a problem that the pressing hand feel is weakened and even lost due to fatigue phenomenon of an elastomer made of rubber after long-time user in the existing technology is solved.
Description
Technical field
The present invention relates to a kind of keyboard structure, and in particular to a kind of keyboard structure with shell fragment.
Background technology
Keyboard structure includes several buttons.Operator can fire these buttons, to reach desired input purpose.In button
Pressing stroke in, the keycap of button is down passed through one section of pressing stroke, until trigger switch；When keycap is discharged, keycap is past
On pass through one section of release travel.Elastomer would generally be configured between keycap and base plate, to provide pressing of the keycap in pressing stroke
Feel and the elastic-restoring force of release travel.However, this elastomer is made up of rubber, fatigue certainly will occur under long-time use
Phenomenon, causes to press feel decrease, even loses.
Therefore, need a kind of new technology of proposition badly to go to improve foregoing problems.
The content of the invention
Therefore, the present invention proposes a kind of keyboard structure, can improve known problem.
In order to solve above-mentioned technical problem, the present invention proposes a kind of keyboard structure, including base plate, keycap, return mechanism,
Support arrangement and the first shell fragment.Keycap includes the first pressure section and the first recess, and wherein first pressure section has the first summit；
Return mechanism is arranged under the keycap, and the return mechanism provides the keycap restoring force；Support meanss are arranged at the base plate and are somebody's turn to do
Between keycap and the support meanss are comprising the first support member and one second support member, first support member is equal with second support member
Movably link the keycap and the base plate, make the keycap upper and lower between non-pressing position and pressing position relative to the base plate
It is mobile；First shell fragment includes the first erection part being connected and the first protuberance, and first erection part is arranged on the base plate
And vertically up extend, first protuberance 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 through this on first tiltedly
Face, first pressure section exerts a force on first ramp, to force the first shell fragment deformation；Wherein, when first summit is de-
From the second summit of first ramp when, the first shell fragment resilience and first ramp is placed in first recess.
Used as optional technical scheme, first erection part of first shell fragment has connecting hole, and the base plate includes snap fit,
The snap fit is sticked in the connecting hole.
Used as optional technical scheme, the bottom surface of the connecting hole is spaced with the lower surface of the snap fit；When the keycap to
Second summit of lower movement and first protuberance up over first pressure section first summit when, first shell fragment
Up move so that clash into the lower surface of the snap fit upwards and send sound in the bottom surface of the connecting hole.
Used as optional technical scheme, the keyboard structure also includes connection sheet, and this for connecting first shell fragment is first upright
Portion, the bottom surface of the connection sheet is spaced with the base plate.
Used as optional technical scheme, the keyboard structure also includes connection sheet, and this for connecting first shell fragment is first upright
Portion, and the connection sheet has location hole；Wherein, the base plate includes locating dowel, and the locating dowel passes through the location hole.
As optional technical scheme, the keycap also include the second pressure section, the keyboard structure also include the second shell fragment with
And connection sheet.Second shell fragment includes the second erection part being connected and the second protuberance, and second erection part is arranged at the base plate
On and vertically up extend, second protuberance have the second ramp；In the pressing stroke, second pressure section is applied
Power on second ramp, to force the second shell fragment deformation, and when second pressure section departs from the of second ramp
During two summits, the second shell fragment resilience；Connection sheet connects first shell fragment and second shell fragment.
Used as optional technical scheme, the keycap includes the key top being connected and key skirt, and first pressure section is connected to this
Key top, first pressure section, first recess and the key skirt common definition keycap space.
As optional technical scheme, in the pressing stroke, when first pressure section departs from being somebody's turn to do for first ramp
Behind first summit, first protuberance is placed in the keycap space.
Used as optional technical scheme, the keycap also includes holding section, the holding section, first pressure section and this is first recessed
Portion collectively constitutes snap-in structure, and the support meanss are articulated in the snap-in structure.
Used as optional technical scheme, first shell fragment has the first lower inclined plane, first lower inclined plane with this on first tiltedly
Face is connected to first summit；First pressure section is moved upward to the non-pressing position and is passed through one section and discharged by the pressing position
Stroke, in the release travel, the first pressure section force to force the first shell fragment deformation, and is worked as in first lower inclined plane
When first pressure section departs from first summit, the first shell fragment resilience.
Used as optional technical scheme, first shell fragment is metal clips.
Used as optional technical scheme, the keyboard structure also includes film circuit board, be arranged at the keycap and the base plate it
Between, and the film circuit board has switch；Wherein, the return mechanism includes the first elastic component and the second elastic component, second bullet
Property part is arranged inside first elastic component；When the keycap is located at the pressing position, second elastic component triggers the switch.
Additionally, the present invention also proposes another kind of keyboard structure, including base plate, keycap, support meanss, return mechanism and
One shell fragment.Keycap is arranged on the base plate, and the keycap includes compressed component, and the compressed component is from the basal surface of the keycap to downward
Stretch, the compressed component has component side, the component side has the first pressure section and the first recess, first pressure section is located at
The first recess lower section, first pressure section has the first summit；Support meanss are arranged between the base plate and the keycap, and this
Support arrangement upper and lower side links respectively the keycap and the base plate, makes the keycap can be relative to the base plate in non-pressing position and pressing position
Move up and down between putting；Return mechanism is arranged between the keycap and the base plate, when the keycap is located at the pressing position, the reply
Device is supplied to keycap restoring force upwards；First shell fragment is arranged on the base plate and first shell fragment up extends, and this first
Shell fragment has shell fragment side, and the shell fragment side has the first protuberance and the second recess, and first protruding parts are second recessed in this
Portion top, first protuberance has the second summit；Wherein, when the keycap is moved down from the non-pressing position and this first dash forward
When going out second summit in portion not yet higher than first summit of first pressure section, first pressure section force first is dashed forward at this
Go out in portion, so that the first shell fragment deformation quantity is gradually increased, the first feel is so provided as the keycap is travel downwardly；Its
In, when the keycap is persistently moved down and second summit has passed over first summit, as the keycap is travel downwardly, should
First protuberance is progressed in first recess, and first pressure section is progressed in second recess so that first bullet
Piece deformation quantity is gradually reduced, and so provides the second feel so that resistance of the resistance of first feel more than second feel.
As optional technical scheme, the compressed component also include holding section, first pressure section, first recess with should
Holding section is collectively constituted as snap-in structure, and the support meanss are articulated in the snap-in structure.
Used as optional technical scheme, first shell fragment has connecting hole, and the base plate includes snap fit, and the snap fit is sticked in this
In connecting hole；When the snap fit is connected to the periphery of the connecting hole, first shell fragment can be limited and continued up or moved downward.
Used as optional technical scheme, first shell fragment has extension, and the base plate includes snap fit, and the extension is extended
The lower section of the snap fit, when the extension is connected to the lower surface of the snap fit, can limit first shell fragment and continue up.
Used as optional technical scheme, the bottom surface of the snap fit is spaced with the extension；Move down when the keycap and
Second summit of first protuberance up over first pressure section first summit when, first shell fragment is up moved
It is dynamic so that the extension clashes into upwards the bottom surface of the snap fit and sends sound.
By made by rubber there is fatigue phenomenon in elastomer under long-time use in order to solve prior art, cause by
Pressure feel weakens, the problem even lost, the keyboard structure of the present invention, and it arranges the first shell fragment with the first protuberance,
First protuberance has the first ramp；The first pressure section and the first recess are provided with keycap, the first pressure section has first
Summit, during the first pressure section is moved downward to pressing position by non-pressing position, the first pressure section is oblique on first
Face, the first pressure section exerts a force on the first ramp, to force the first shell fragment deformation；When the first summit departs from the first ramp
During the second summit, the first shell fragment resilience and the first ramp is placed in the first recess is so provided and uses feel.
Describe the present invention below in conjunction with the drawings and specific embodiments, but it is not as a limitation of the invention.
Description of the drawings
Figure 1A illustrates the constitutional diagram according to the keyboard structure of one embodiment of the invention；
Figure 1B illustrates the exploded view of the keyboard structure of Figure 1A；
Fig. 2A illustrates the sectional view of the keyboard structure along direction 2A-2A ' of Figure 1A；
Fig. 2 B illustrate the sectional view that the keycap of Fig. 2A is in non-pressing position and a centre position of pressing position；
Fig. 2 C illustrate the sectional view that the keycap of Fig. 2 B is in pressing position；
Fig. 2 D illustrate the resistance of first shell fragment of Fig. 2A and the graph of a relation of pressing stroke；
Fig. 3 A illustrate another visual angle figure of the keyboard structure of Figure 1A；
Fig. 3 B illustrate the sectional view of the keyboard structure along direction 3B-3B ' of Fig. 3 A；
Fig. 3 C illustrate the schematic diagram that the connection sheet of Fig. 3 B is clashed into mutually with base plate.
Specific embodiment
The explanation of following embodiment is the particular implementation implemented to illustrate the present invention may be used to reference to additional schema
Example.The direction term that the present invention is previously mentioned, for example " on ", D score, "front", "rear", "left", "right", " side " etc., be only reference
The direction of annexed drawings.Therefore, the direction term for using is to illustrate and understand the present invention, and is not used to limit the present invention.
In the examples below, in various figures, same section is represented with identical label.
Refer to Figure 1A and Figure 1B, Figure 1A illustrate constitutional diagram according to the keyboard structure 100 of one embodiment of the invention, and scheme
1B illustrates the exploded view of the keyboard structure 100 of Figure 1A.Keyboard structure 100 (or press-key structure) includes that base plate 110, at least one support
Device 120, at least a keycap 130, at least one first shell fragment 140, at least one second shell fragment 150, connection sheet 160, thin flm circuit
Plate 170 and at least a return mechanism 180.In order to avoid schema is excessively complicated, Figure 1A and Figure 1B only illustrates one group of button, i.e., one
The keycap 130, one of support meanss 120, or 140, one, several first shell fragments or several second shell fragments 150, at least one
Connection sheet 160 and a return mechanism 180.The keycap 130 that Figure 1A is illustrated is in non-pressing position.In another embodiment, key
The quantity of the button of dish structure 100 can be multiple.
Support meanss 120 are arranged between base plate 110 and keycap 130 and comprising the first support member 121 and the second support member
122.First support member 121 and the second support member 122 movably link keycap 130 and base plate 110, make keycap 130 relative to
Base plate 110 is moved up and down between non-pressing position and pressing position.
As shown in Figure 1B, the first shell fragment 140 includes the first erection part 141 and the first protuberance 142 being connected, and first is straight
Vertical portion 141 is arranged on base plate 110 and vertically up extends, and the first protuberance 142 has the first ramp 142s1.Such as
Shown in the enlarged drawing of Figure 1B, there is gap S1 between the erection part 141 of connection sheet 160 and first.Due to the design of gap S1, connection
Piece 160 can so reduce the first shell fragment 140 and the rigidity of connection sheet 160 with the first erection part 141 is in side and is not connected with, and enter
And the pliability or elasticity of the first shell fragment 140 of increase, allow the first shell fragment 140 to be easily deformed.In other words, the chi of gap S1 can be passed through
The pliability or elasticity for adjusting the first shell fragment 140 is gone in very little design.In one embodiment, length L1 of the first protuberance 142 and
The ratio of length L2 of one erection part 141 is about 11：9, right this is not used to limit embodiments of the invention.By length L1 and length
The Proportionality design of degree L2, also can adjust the pliability or elasticity of the first shell fragment 140.
Fig. 2A to Fig. 2 D is refer to, Fig. 2A illustrates the sectional view of the keyboard structure 100 along direction 2A-2A ' of Figure 1A, and Fig. 2 B are painted
The keycap 130 of diagram 2A is in the sectional view in the centre position between non-pressing position and pressing position, and Fig. 2 C illustrate Fig. 2 B's
Keycap 130 is in the sectional view of relatively low pressing position, and the longitudinal axis of Fig. 2 D is represented：During keycap 130 is moved downward, figure
First shell fragment 140 of 2A puts on the resistance of keycap 130, and Fig. 2 D transverse axis is represented：Keycap 130 is moved downward from non-pressing position
Distance, that is, pressing stroke.
The keycap 130 that Fig. 2A is illustrated is in non-pressing position.Keycap 130 includes the first pressure section 131 and the first recess
130r, wherein the first pressure section 131 has the first summit 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 the deformation of the first shell fragment 140；Travel point a for being so Fig. 2 D represents that the first pressure section 131 has just touched the first ramp
The travel point of 142s1.As shown in Figure 2 B, the position of the first summit 131t of the first pressure section 131 is with the first ramp 142s1's
The position of the second summit 142t substantially overlaps, and travel point b being so in Fig. 2 D, the deflection for representing the first shell fragment 140 reaches
To maximum, but the embodiment of the present invention is not limited.
The resistance of first pressure section 131 that creates antagonism due to the deformation of the first shell fragment 140, therefore operator can be provided pressing
Feel；In other words, when finger feels resistance, represent that keycap 130 is moved toward pressing position.When the first summit 131t departs from the
During the second summit 142t (for example, the first summit 131t down crosses the second summit 142t) of one ramp 142s1, such as Fig. 2 C institutes
Show, the deflection of the first shell fragment 140 is reduced and resilience, and the first ramp 142s1 is progressed in the first recess 130r.Fig. 2 D
Travel point b to c between the first shell fragment of procedural representation 140 springback process, now the first lower inclined plane 142s2 is because the first bullet
The resilience of piece 140 and contact the first pressure section 131 and then provide keycap 130 downward power-assisted, so the first shell fragment of stage 140 can be carried
For the resistance of negative value, as shown in the negative value section on the longitudinal axis.
Additionally, as shown in Figure 2 C, the first shell fragment 140 also includes the second recess 140r, and it is located under the first protuberance 142
Side.When the resilience of the first shell fragment 140 and when the first ramp 142s1 is placed in the first recess 130r, the first pressure section 131 position simultaneously
In the second recess 140r.
In addition, keyboard structure 100 is not limited to can only have the first shell fragment 140, it can have multiple shell fragments, and this little shell fragment can
To be evenly distributed in the relative left and right sides of keycap 130, this little shell fragment can also be connected and coextensive in key with connection sheet 160
The same side of cap 130.In practical operation, the connection sheet 160 of Figure 1A can be the extension of the first shell fragment 140；In other words, connect
The shell fragment 140 of piece 160 and first can be integrated into single component.On processing procedure, the shell fragment 140 of connection sheet 160 and first can adopt metal plate
Gold process (such as punching press) is integrally formed.
As shown in Figure 1A, keyboard structure 100 can also include at least one second shell fragment 150.On processing procedure, the second shell fragment 150,
Connection sheet 160 can be integrally formed using sheet metal process with the first shell fragment 140.Keycap 130 also includes the second pressure section (not illustrating),
Its structure is similar to aforementioned first pressure section 131, repeats no more in this.Second shell fragment 150 includes the second erection part 151 being connected
With the second protuberance 152.Second erection part 151 is arranged on base plate 110 and vertically up extends, the second protuberance 152
With the second ramp 152s1.Similar in appearance to the first pressure section 131 and the relative motion relation of the first shell fragment 140, in pressing stroke
In, the second pressure section can exert a force on the second ramp 152s1, to force the deformation of the second shell fragment 150, and when the second pressure section takes off
From the second summit 152t of the second ramp 152s1 when, the resilience of the second shell fragment 150.Multiple shell fragments can be provided higher or become apparent from
Resistance, with strengthen pressing feel and release feel.The visual practical application of the quantity of shell fragment determines, the embodiment of the present invention is not in addition
Limit.
As shown in Figure 2 C, the first shell fragment 140 has the first lower inclined plane 142s2, the first lower inclined plane 142s2 and the first ramp
142s1 is connected to the second summit 142t.When the keycap 130 of Fig. 2 C is discharged, keycap 130 can pass through one section of release travel, for example
The higher non-pressing position shown in Fig. 2A is moved up to from the relatively low pressing position shown in Fig. 2 C.In this release travel
In, return mechanism 180 provides the elastic-restoring force of keycap 130, by the up jack-up of keycap 130.In the mistake that keycap 130 is up moved
Cheng Zhong, (1) first pressure section 131 first exerts a force in the first lower inclined plane 142s2, to force the deformation of the first shell fragment 140, and (2) when
When first summit 131t of one pressure section 131 departs from the second summit 142t, the deflection of the first shell fragment 140 is gradually reduced and profile
Recover back to the free state shown in Fig. 2A.In order to keycap 130 successfully can be moved upwards, return mechanism 180 provides elasticity
Restoring force needs to be connected to the resistance produced by the first lower inclined plane 142s2 more than the first pressure section 131.
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
132 lower surface is pushed up, and the lower surface from key top 132 down extends.First pressure section 131, the first recess 130r and key skirt 133
Between common definition go out a keycap space, the i.e. space of the first recess 130r.In pressing stroke, in the first pressure section 131
First summit 131t departs from after the second summit 142t of the first ramp 142s1, and the first protuberance 142 is placed in this keycap space
It is interior, as shown in Figure 2 C.
As shown in Figure 2 A, keycap 130 also includes the holding section 136 with the relative configuration of the first pressure section 131.Holding section 136,
First pressure section 131 and the first recess 130r collectively constitute snap-in structure 131g, and wherein support meanss 120 are articulated in snap-in structure
The inner face of 131g.In other words, the shears support meanss 120 of the embodiment of the present invention are connected to the interior sidewall surface of snap-in structure 131g,
And the first shell fragment 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 engaging concurrently and compresses two kinds of effects, so, it is possible to decrease the design complexities of keyboard structure 100.
As shown in Figure 2 A, film circuit board 170 is arranged between keycap 130 and base plate 110 and with an at least switch
SW1.For example, film circuit board 170 includes the first coating 171, the second coating 172, interlayer 173, at least one first conductive
Portion 174 and at least one second conductive part 175, wherein interlayer 173 are 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, thus, when keycap 130 is located at pressing position (such as Fig. 2 C), keycap 130 force first conductive part 174 of Fig. 2A with
Second conductive part 175 is contacted and exports trigger.
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 arranged inside the first elastic component 181.When keycap 130 is located at pressing position (such as Fig. 2 C), the trigger switch of the second elastic component 182
SW1.Specifically, keycap 130 also 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 base 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.Additionally, the second elastic component 182 is located at pedestal
In 134 accommodation space 134r, and between the top surface 134w and trigger unit 135 of accommodation space 134r.When trigger unit 135 pairs
When film circuit board 170 exerts a force, as shown in Figure 2 C, the depressed power of the side of the second elastic component 182 and compressive deformation, until switch
SW1 is triggered.
Additionally, in pressing stroke, the first elastic component 181 stores elastic potential energy, makes in release travel, the first elastic component
181 discharge this elastic potential energy, and provide the elastic-restoring force of keycap 130.This elastic-restoring force is more than the resistance of the first shell fragment 140,
And keycap 130 can be made to overcome the opposing of the first shell fragment 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
Category elastic component 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
Last a long time.
Fig. 3 A illustrate another visual angle figure of the keyboard structure 100 of Figure 1A, and Fig. 3 B illustrate the keyboard structure 100 of Fig. 3 A along direction
The sectional view of 3B-3B ', and Fig. 3 C illustrate the schematic diagram that the connection sheet 160 of Fig. 3 B is clashed into mutually with base plate 110.Connection sheet 160 connects
Connect the first erection part 141 of the first shell fragment 140 and the second erection part 151 of the second shell fragment 150.Connection sheet 160 has at least one
Connecting hole 160a, base plate 110 includes an at least snap fit 111, and snap fit 111 is sticked in connecting hole 160a, can prevent connection sheet 160
With base plate 110 along pressing direction (as Z axis to) separate.When snap fit 111 is connected to the periphery of connecting hole 160a, first can be limited
Shell fragment 140 is continued up or moved downward.Additionally, the lower surface 111b of the bottom surface 160b1 of connecting hole 160a and snap fit 111 is each other
Interval.Thus, in pressing stroke, as shown in Figure 2 C, when keycap 130 move down and the first pressure section 131 the first summit
131t downward across the first protuberance 142 the second summit 142t when, the resilience of connection sheet 160 and up move (such as Fig. 3 C institutes
Show) so that the bottom surface 160b1 of connecting hole 160a clashes into upwards the lower surface 111b of snap fit 111 and sends sound.Thus, can carry
Show user's triggered button.Additionally, in another embodiment, connecting hole 160a can also be opened in the first of the first shell fragment 140
Second erection part 151 of the shell fragment 150 of erection part 141 or second.
Additionally, in release travel (during Fig. 2 C to Fig. 2A), because connection sheet 160 is subject to strength up
(generally as shown in Figure 3 C), the bottom surface 160b1 for making connecting hole 160a is contacted with snap fit 111.Simultaneously as connection sheet 160
The upper surface 110u of bottom surface 160b2 and base plate 110 is spaced (generally as shown in Figure 3 C), when the of the first pressure section 131
When one summit 131t up crosses the second summit 142t of (disengaging) first lower inclined plane 142s2 (as shown in Figure 2 A), connection sheet 160
Down resilience, makes connection sheet 160 down clash into snap fit 111 and send sound, to point out user key-press to be in non-pressing position.
As shown in Figure 1B and Fig. 3 A, connection sheet 160 has an at least location hole 160p, and base plate 110 is including at least certain
Position post 112.Locating dowel 112 passes through location hole 160p, to limit displacement of the connection sheet 160 in plane.Aforesaid plane is, for example,
Perpendicular to pressing direction, such as X/Y plane.Additionally, the location hole 160p of connection sheet 160 is, for example, the metal plate material of connection sheet 160 by folding
The recess that curved processing method is surrounded out.
The keyboard structure or press-key structure of the embodiment of the present invention, including base plate, keycap, support meanss, return mechanism and
One shell fragment.Keycap is arranged on base plate, and keycap includes compressed component, and compressed component is extended downwardly from the basal surface of keycap, compressed
Component has component side.Component side has the first pressure section and the first recess, and the first pressure section is located at the first recess lower section,
First pressure section has the first summit.Support meanss are arranged between base plate and keycap, and support meanss upper and lower side connects respectively
Keycap and base plate, make keycap to move up and down between non-pressing position and pressing position relative to base plate.Return mechanism is arranged at
Between keycap and base plate, when keycap is located at pressing position, return mechanism is supplied to the restoring force upwards of keycap one.First shell fragment sets
It is placed on base plate and up extends, the first shell fragment has shell fragment side, shell fragment side has the first protuberance and the second recess.The
One protruding parts have the second summit in the second recess top, the first protuberance.Move down from non-pressing position when keycap and
When second summit of the first protuberance is not yet higher than the first summit of the first pressure section, the first pressure section exerts a force in the first protuberance
On, so that the first shell fragment deformation quantity is gradually increased, so provide the first feel as keycap is travel downwardly.When keycap continue to
Lower movement and when the second summit has passed over the first summit, as keycap is travel downwardly, it is recessed that the first protuberance progresses into first
In portion, the first pressure section is progressed in the second recess so that the first shell fragment deformation quantity is gradually reduced, and so provides second-hand
Sense so that resistance of the resistance of the first feel more than the second feel.In one embodiment, aforementioned compressed component can be supported comprising first
At least one of splenium, the first recess and holding section.
By the above detailed description of preferred embodiments, it is intended to more clearly describe the feature of the present invention and spirit,
And not protection scope of the present invention is any limitation as with above-mentioned disclosed preferred embodiment.On the contrary, its purpose
It is intended to cover being arranged in the scope of the claims to be applied of the invention for various changes and tool equality.Cause
This, apllied scope of the claims of the invention should make most broad explanation according to above-mentioned explanation, to cause it
Cover all possible change and have the arrangement of equality.
Claims (17)
1. a kind of keyboard structure, it is characterised in that include：
Base plate；
Keycap, including the first pressure section and the first recess, wherein first pressure section have the first summit；
Return mechanism, is arranged under the keycap, and the return mechanism provides the keycap restoring force；
Support meanss, are arranged between the base plate and the keycap and the support meanss are comprising the first support member and the second support member,
First support member and second support member movably link the keycap and the base plate, make the keycap relative to the base plate in
Move up and down between non-pressing position and pressing position；And
First shell fragment, including the first erection part being connected and the first protuberance, first erection part is arranged on the base plate
And vertically up extend, first protuberance has the first ramp；
Wherein, first pressure section is moved downward to the pressing position and passes through one section of pressing stroke by the non-pressing position, at this
In pressing stroke, first pressure section passes through first ramp, and first pressure section exerts a force on first ramp, to compel
Make the first shell fragment deformation；Wherein, when first summit departs from the second summit of first ramp, the first shell fragment resilience
And first ramp is placed in first recess.
2. keyboard structure according to claim 1, it is characterised in that：First erection part of first shell fragment has engaging
Hole, the base plate includes snap fit, and the snap fit 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 snap fit that
This interval；When the keycap move down and first protuberance second summit up over first pressure section this first
During summit, first shell fragment is up moved so that is clashed into the lower surface of the snap fit upwards and is sent in the bottom surface of the connecting hole
Sound.
4. keyboard structure according to claim 1, it is characterised in that：The keyboard structure also includes：
Connection sheet, connects first erection part of first shell fragment, and the bottom surface of the connection sheet is spaced with the base plate.
5. keyboard structure according to claim 1, it is characterised in that：The keyboard structure also includes：
Connection sheet, connects first erection part of first shell fragment, and the connection sheet has location hole；
Wherein, the base plate includes locating dowel, and the locating dowel passes through the location hole.
6. keyboard structure according to claim 1, it is characterised in that：The keycap also includes the second pressure section, the keyboard knot
Structure also includes：
Second shell fragment, including the second erection part being connected and the second protuberance, second erection part is arranged on the base plate
And vertically up extend, second protuberance has the second ramp；In the pressing stroke, the second pressure section force exists
On second ramp, to force the second shell fragment deformation, and when second pressure section departs from the second top of second ramp
During point, the second shell fragment resilience；And
Connection sheet, connects first shell fragment and second shell fragment.
7. keyboard structure according to claim 1, it is characterised in that：The keycap includes the key top being connected and key skirt, should
First pressure section is connected to the key top, first pressure section, first recess 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 takes off
Behind first summit of first ramp, first protuberance is placed in the keycap space.
9. keyboard structure according to claim 1, it is characterised in that：The keycap also includes holding section, the holding section, this
One pressure section collectively constitutes snap-in structure with first recess, and the support meanss are articulated in the snap-in structure.
10. keyboard structure according to claim 1, it is characterised in that：First shell fragment has the first lower inclined plane, and this first
Lower inclined plane is connected to first summit with first ramp；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, first pressure section exerts a force in first lower inclined plane, to force this
First shell fragment deformation, and when first pressure section departs from first summit, the first shell fragment resilience.
11. keyboard structures according to claim 1, it is characterised in that：First shell fragment is metal clips.
12. keyboard structures according to claim 1, it is characterised in that：The keyboard structure also includes：
Film circuit board, is arranged between the keycap and the base plate, and the film circuit board has switch；
Wherein, the return mechanism includes the first elastic component and the second elastic component, and second elastic component is arranged at first elastic component
It is internal；When the keycap is located at the pressing position, second elastic component triggers the switch.
13. a kind of keyboard structures, it is characterised in that include：
Base plate；
Keycap, is arranged on the base plate, and the keycap includes compressed component, and the compressed component is from the basal surface of the keycap to downward
Stretch, the compressed component has component side, the component side has the first pressure section and the first recess, first pressure section is located at
The first recess lower section, first pressure section has the first summit；
Support meanss, are arranged between the base plate and the keycap, and the support meanss upper and lower side links respectively the keycap and the base plate,
The keycap is set to move up and down between non-pressing position and pressing position relative to the base plate；
Return mechanism, is arranged between the keycap and the base plate, and when the keycap is located at the pressing position, the return mechanism is provided
Give keycap restoring force upwards；And
First shell fragment, is arranged on the base plate and first shell fragment up extends, and first shell fragment has shell fragment side, the shell fragment
Side has the first protuberance and the second recess, and first protruding parts have in the second recess top, first protuberance
Second summit；
Wherein, when the keycap is moved down from the non-pressing position and second summit of first protuberance not yet higher than this
During first summit of one pressure section, first pressure section exerts a force on first protuberance, be travel downwardly with the keycap and
So that the first shell fragment deformation quantity is gradually increased, the first feel is so provided；
Wherein, when the keycap is persistently moved down and second summit has passed over first summit, with the keycap it is downward
Advance, first protuberance is progressed in first recess, and first pressure section is progressed in second recess so that should
First shell fragment deformation quantity is gradually reduced, and so provides the second feel so that the resistance of first feel is more than second feel
Resistance.
14. keyboard structures according to claim 13, it is characterised in that：The compressed component also includes holding section, and this first
Pressure section, first recess and the holding section are collectively constituted as snap-in structure, and the support meanss are articulated in the snap-in structure.
15. keyboard structures according to claim 13, it is characterised in that：First shell fragment has connecting hole, the base plate bag
Snap fit is included, the snap fit is sticked in the connecting hole；When the snap fit is connected to the periphery of the connecting hole, first shell fragment can be limited
Continue up or move downward.
16. keyboard structures according to claim 13, it is characterised in that：First shell fragment has extension, the base plate bag
Include snap fit, the extension extends the lower section of the snap fit, when the extension is connected to the lower surface of the snap fit, can limit this
One shell fragment is continued up.
17. keyboard structures according to claim 16, it is characterised in that：The bottom surface of the snap fit is with the extension to each other
Every；When the keycap move down and first protuberance second summit up over first pressure section first summit
When, first shell fragment is up moved so that the extension clashes into upwards the bottom surface of the snap fit and sends 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 true CN106683930A (en) | 2017-05-17 |
| CN106683930B CN106683930B (en) | 2019-02-26 |
Family
ID=58873065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611229054.0A Active CN106683930B (en) | 2016-12-27 | 2016-12-27 | Keyboard structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106683930B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766817A (en) * | 2018-06-01 | 2018-11-06 | 苏州达方电子有限公司 | Press-key structure |
| CN110648874A (en) * | 2019-08-22 | 2020-01-03 | 苏州达方电子有限公司 | Key and fastening claw structure thereof |
| CN111081489A (en) * | 2018-10-18 | 2020-04-28 | 旭丽电子(东莞)有限公司 | Key, keyboard and electronic device |
| 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 |
| CN112748808A (en) * | 2019-10-31 | 2021-05-04 | 群光电子股份有限公司 | Keyboard device |
| US11327573B2 (en) | 2020-05-15 | 2022-05-10 | Darfon Electronics Corp. | Keyboard and keyswitch and adjustment mechanism thereof |
| US11551888B2 (en) | 2020-02-06 | 2023-01-10 | Darfon Electronics Corp. | Keyswitch structure and keyboard |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030029708A1 (en) * | 2001-08-10 | 2003-02-13 | Ching-Chiang Yu | Key switch |
| US20110073455A1 (en) * | 2009-09-25 | 2011-03-31 | Primax Electronics Ltd. | Key structure and keyboard having such key structure |
| 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 | Photoelectric control integrated input device switch module capable of generating twice touch click sounds |
| CN106024474A (en) * | 2015-08-10 | 2016-10-12 | 苏州达方电子有限公司 | Key structure |
-
2016
- 2016-12-27 CN CN201611229054.0A patent/CN106683930B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030029708A1 (en) * | 2001-08-10 | 2003-02-13 | Ching-Chiang Yu | Key switch |
| US20110073455A1 (en) * | 2009-09-25 | 2011-03-31 | Primax Electronics Ltd. | Key structure and keyboard having such key structure |
| 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 | Photoelectric control integrated input device switch module capable of generating twice touch click sounds |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766817A (en) * | 2018-06-01 | 2018-11-06 | 苏州达方电子有限公司 | Press-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 |
| CN111081489A (en) * | 2018-10-18 | 2020-04-28 | 旭丽电子(东莞)有限公司 | Key, keyboard and electronic device |
| CN111081489B (en) * | 2018-10-18 | 2022-04-29 | 旭丽电子(东莞)有限公司 | Key, keyboard and electronic device |
| CN110648874A (en) * | 2019-08-22 | 2020-01-03 | 苏州达方电子有限公司 | Key and fastening claw structure thereof |
| CN110648874B (en) * | 2019-08-22 | 2022-06-10 | 苏州达方电子有限公司 | Key and fastening claw structure thereof |
| CN112748808A (en) * | 2019-10-31 | 2021-05-04 | 群光电子股份有限公司 | Keyboard device |
| CN112748808B (en) * | 2019-10-31 | 2024-02-20 | 群光电子股份有限公司 | Keyboard device |
| US11551888B2 (en) | 2020-02-06 | 2023-01-10 | Darfon Electronics Corp. | Keyswitch structure and keyboard |
| US11735380B2 (en) | 2020-02-06 | 2023-08-22 | Darfon Electronics Corp. | Keyswitch structure and keyboard |
| US11327573B2 (en) | 2020-05-15 | 2022-05-10 | Darfon Electronics Corp. | Keyboard and keyswitch and adjustment mechanism thereof |
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| Publication number | Publication date |
|---|---|
| CN106683930B (en) | 2019-02-26 |
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