CN104269307B - Press-key structure - Google Patents
Press-key structure Download PDFInfo
- Publication number
- CN104269307B CN104269307B CN201410497118.XA CN201410497118A CN104269307B CN 104269307 B CN104269307 B CN 104269307B CN 201410497118 A CN201410497118 A CN 201410497118A CN 104269307 B CN104269307 B CN 104269307B
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- CN
- China
- Prior art keywords
- keycap
- base plate
- press
- key structure
- magnetic part
- 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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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
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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
- H01H2221/04—Return force magnetic
Abstract
The present invention is on press-key structure, press-key structure is comprising base plate, the first magnetic part for being arranged at base plate, the keycap that can be moved relative to base plate and the portable plate that is rotatablely arranged between keycap and base plate, wherein there is portable plate first end and the second end to correspond to keycap and base plate respectively, second end has the second magnetic part, and magnetic attraction is produced between the second magnetic part and the first magnetic part；When keycap receives pressing force to be moved towards base plate, keycap drives portable plate to rotate so that the second magnetic part is away from the first magnetic part；When pressing force discharges, magnetic attraction makes portable plate backwards rotation so that the second magnetic part is close to the first magnetic part and drives keycap to move away from base plate.Setting due to exempting elastomer using magnetic force of the invention, it is not necessary to install the rubber parts in known button, both with service life more long, effectively can simplify press-key structure again and the size of press-key structure can be reduced.
Description
Technical field
The present invention relates to a kind of press-key structure, specifically, the present invention is on a kind of magnetic attractive button structure.
Background technology
Known press-key structure is generally provided after keycap is pressed using elastomer and rises the power of reply and by support member branch
The stability of support keycap lifting.However, with lightening requirement more and more higher, known press-key structure is limited to the body of elastomer
Product and support member liter drop characteristic and reached the limit that size is limited.
Furthermore, how can also be reached under lightening requirement pressed familiar to user feel also as now by bond
The emphasis of structure research and development.
The content of the invention
It is an object of the invention to provide a kind of press-key structure, effectively its setting for utilizing magnetic force and exempting elastomer, letter
Change press-key structure and the size of press-key structure can be reduced.
In order to achieve the above object, the present invention proposes a kind of press-key structure, and the press-key structure includes base plate, the first magnetic
Part, keycap and portable plate.First magnetic part is arranged at the base plate；Keycap is arranged at base plate top and can be moved relative to the base plate
It is dynamic；Portable plate is rotatablely arranged between the keycap and the base plate, and the portable plate has first end and the second end, the first end
To should keycap, second end to should base plate, second end has the second magnetic part, second magnetic part and first magnetic
Magnetic attraction is produced between part；When the depressed power of the keycap is moved towards the base plate, the keycap drives the portable plate to rotate forward
So that second magnetic part is away from first magnetic part；When the pressing force discharges, the magnetic attraction makes the portable plate backwards rotation
So that second magnetic part is near first magnetic part and drives the keycap to move away from the base plate.
Used as optional technical scheme, the keycap has the first joint portion, and the base plate has the second joint portion, first knot
Conjunction portion and second joint portion are rotatably coupled, and first joint portion and the portable plate the first end respectively close to the key
The opposite side of cap.
As optional technical scheme, the press-key structure also include support unit, the support unit be arranged at the keycap and
Between the base plate, it is used to support the keycap to be moved relative to the base plate.
Used as optional technical scheme, the support unit includes first support and second support, and the first support is rotatable
Ground is pivotally connected the second support to form scissor support unit.
Used as optional technical scheme, the support unit includes first support and second support, and the first support is rotatable
Be connected to the keycap and the base plate, the second support is rotatably connected at the keycap and the base plate, when the keycap relative to
When the base plate is moved, the keycap produces vertical displacement and horizontal displacement simultaneously relative to the base plate.
Used as optional technical scheme, the keycap has the first joint portion, and the base plate has the second joint portion, first knot
Conjunction portion and second joint portion are movably coupled to, when the keycap is moved relative to the base plate, first joint portion along this
Two joint portions relatively move.
Used as optional technical scheme, first joint portion has draw-in groove, and second joint portion has stem, and this is shaft-like
Portion is snapped in the draw-in groove, and when the keycap is moved relative to the base plate, the stem is moved in the draw-in groove.
Used as optional technical scheme, the keycap has the first coupling part, and the base plate has the second coupling part, when the keycap
When being moved relative to the base plate, first coupling part is moved so that the keycap is same relative to the base plate relative to second coupling part
When produce vertical displacement and horizontal displacement.
Used as optional technical scheme, first coupling part has the first inclined-plane, and second coupling part has the second inclined-plane,
When the keycap is moved relative to the base plate, first inclined-plane is relatively moved along second inclined-plane.
Used as optional technical scheme, the keycap has the first articulated section, and the portable plate has the second articulated section, and this second
Articulated section is arranged between the first end and second end and is rotationally pivotally connected to form rotating fulcrum with first articulated section.
Used as optional technical scheme, the portable plate has board body part, and the first end and second end are relative to the plate body
Portion bends to form the first extension and the second extension, and first extension and second extension respectively in same direction
It is abreast oppositely extending.
Used as optional technical scheme, the press-key structure also includes switching layer, and the switching layer is arranged on the base plate, when
The keycap receive the pressing force towards the base plate move when, the first end of the portable plate triggers the switching layer.
Keycap uses the restoring force for returning back to non-pressed state after being pressed in the present invention, is to pass through to be located at keycap lower section
The first magnetic part and portable plate provide jointly, and portable plate can also have trigger switch layer function.The present invention is due to utilizing
Magnetic force and exempt the setting of elastomer, it is not necessary to the rubber parts in known button are installed, both with service life more long,
Effectively can simplify press-key structure again and the size of press-key structure can be reduced.
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.
Brief description of the drawings
Fig. 1 is the overlook explosive view of the press-key structure of first embodiment of the invention；
Fig. 2 looks up explosive view for the press-key structure of Fig. 1；
Fig. 3 and Fig. 4 are respectively the press-key structure of Fig. 1 in non-pressed state and the sectional view of pressed state；
Fig. 5 A are the overlook explosive view of the press-key structure of second embodiment of the invention；
Fig. 5 B look up explosive view for the press-key structure of Fig. 5 A；
Fig. 6 A and Fig. 6 B are respectively the press-key structure of Fig. 5 A in non-pressed state and the sectional view of pressed state；
Fig. 7 A are the overlook explosive view of the press-key structure of third embodiment of the invention；
Fig. 7 B look up explosive view for the press-key structure of Fig. 7 A；
Fig. 8 A and Fig. 8 B are respectively the press-key structure of Fig. 7 A in non-pressed state and the sectional view of pressed state；
Fig. 9 A are the overlook explosive view of the press-key structure of fourth embodiment of the invention；
Fig. 9 B look up explosive view for the press-key structure of Fig. 9 A；
Figure 10 A and Figure 10 B are respectively the press-key structure of Fig. 9 A in non-pressed state and the sectional view of pressed state；
Figure 11 A are the overlook explosive view of the press-key structure of fifth embodiment of the invention；
Figure 11 B look up explosive view for the press-key structure of Figure 11 A；
Figure 12 A and Figure 12 B are respectively the press-key structure of Figure 11 A in non-pressed state and the sectional view of pressed state；
Figure 12 C are the schematic diagrames of portable plate in Figure 12 A.
Specific embodiment
The present invention provides a kind of press-key structure, and it can be applied to any pressing type input device, and such as keyboard has to reach
The pressing custom that effect reduces button height, simplifies assembling complexity and can meet user.In rear reference schema, this is described in detail
The structure of each element of press-key structure of inventive embodiments and operation.
Fig. 1 is the overlook explosive view of the press-key structure of first embodiment of the invention, and Fig. 2 is looked up for the press-key structure of Fig. 1
Explosive view, Fig. 3 and Fig. 4 are respectively the press-key structure of Fig. 1 in non-pressed state and the sectional view of pressed state.Such as Fig. 1-Fig. 3 institutes
Show, press-key structure 100 includes base plate 110, keycap 120, the first magnetic part 140 and portable plate 150, wherein keycap 120 is set
Can be moved up and down relative to base plate 110 in the top of base plate 110 and keycap 120, the first magnetic part 140 is arranged on base plate 110.It is living
Dynamic plate 150 is rotatablely arranged between keycap 120 and base plate 110, and portable plate 150 has relative first end 150a and the
Two end 150b, wherein first end 150a correspondence keycap 120, the second end 150b correspondence base plates 110.Second end of portable plate 150
150b has the second magnetic part 152, wherein magnetic attraction can be produced between the second magnetic part 152 and the first magnetic part 140, as
Keycap 120 is set to be returned to the return mechanism (in rear detailed description) of pressing front position after keycap 120 is depressed.Furthermore, press-key structure
100 also include switching layer 130, and wherein switching layer 130 is arranged on base plate 110, when the depressed power of keycap 120 towards base plate 110
When mobile, switching layer 130 is toggled so that switch conduction thereon.Though herein it may be noted that only being pressed with single in embodiment
Bond structure 100 is illustrated, but when a plurality of press-key structures 100 are combined into keyboard, the subelement of each press-key structure 100
(such as base plate 120, switching layer 130) can be integrated into single part, and the benefit of manufacturing cost and assembly cost is reduced to reach.
Additionally, in this embodiment, press-key structure 100 can also include support unit 160, wherein support unit 160 is set
Between keycap 120 and base plate 110, to support keycap 120 to be moved relative to base plate 110.Specifically, support unit 160 is wrapped
Containing first support 162 and second support 164, wherein to be rotationally pivotally connected second support 164 scissor to be formed for first support 162
Support unit.As shown in figure 1, frame support of the first support 162 for outer box form, and opened up in the inner side stage casing of frame support
There is axis hole 162a.Second support 164 is the frame support of interior box form, and has rotating shaft in the outside stage casing of frame support
164a, accordingly to couple axis hole 162a.Consequently, it is possible to first support 162 and second support 164 by axis hole 162a and can turn
The coupling of axle 164a, and cause that first support 162 and second support 164 can turn opposite to form scissor support unit.
Furthermore, two opposite ends of first support 162 and second support 164 have coupled with keycap 120 and base plate 110 respectively
Mechanism.As shown in figure 1, first support 162 has the first sliding part 162b and the first rotation section 162c, the first sliding part 162a
Keycap 120 is slidably connected, the first rotation section 162c rotationally engages base plate 110.Second support 164 has second to slide
Portion 164b and the second rotation section 164c, the second sliding part 164a slideably engage base plate 110, and the second rotation section 164c is rotatable
Ground connection keycap 120.When first support 162 and second support 164 are rotationally pivotally connected as support unit 160, first slides
Portion 162b and the second sliding part 164b are preferably in the same side (such as left side) of press-key structure, and the first rotation section 162c and the
Two rotation section 164c are preferably in the same side (such as right side) of press-key structure.
As shown in Fig. 2 the first sliding part 162b and the second rotation section of second support 164 corresponding to first support 162
164c, keycap 120 has the first slide groove portion 122 and the first couplings 124, wherein the first sliding part 162b of first support 162
The first slide groove portion 122 of keycap 120 is movably coupled to, and the second rotation section 164c of the rotary shaft of second support 164 can turn
The first couplings 124 of coupling shaft hole mode are engaged dynamicly.In this embodiment, the first slide groove portion 122 and the first couplings 124 are distinguished
It is arranged in pairs, wherein, the distance between first slide groove portion 122 is more than the distance between first couplings 124.Also, portable plate
150 are rotatably coupled keycap 120 near the position of first end 150a.In this embodiment, portable plate 150 is near first end 150a
Position be provided with the second couplings 156 of shaft hole mode, keycap 120 has the first holding section 126 of rotary shaft, the first holding section
126 are rotationally sticked in the second couplings 156.Second end 150b of portable plate 150 is connected to base plate 110.
Furthermore, as shown in figure 1, second cunning of the first rotation section 162c and second support 164 corresponding to first support 162
Dynamic portion 164b, base plate 110 has the first limiting section 112 and the second limiting section 114, to cause the first rotation section 162c rotationally
Engage the first limiting section 112 and the second sliding part 164b slideably engages the second limiting section 114.In this embodiment, the first limit
The limiting section 114 of position portion 112 and second is arranged in pairs respectively, and is the snap fit shape extended towards the bending of keycap 120 from backplate surface
Formula, wherein the distance between first limiting section 112 is more than the distance between second limiting section 114.
By snap-fit relationship mutual between above-mentioned first support 162 and second support 164 and keycap 120 and base plate 110, branch
Support unit 160 can substantially make keycap 120 keep substantial level during opposed bottom 110 is moved up and down.It is another
Aspect, correspondence the first limiting section 112 and the second limiting section 114, switching layer 130 has the first opening 131 and the second opening 132,
To cause that switching layer 130 is arranged at when on base plate 110, the first limiting section 112 and the second limiting section 114 can be opened from first respectively
The opening 132 of mouth 131 and second is stretched out to connect the first rotatable portion 162c and second slidably portion 164b.
As shown in figure 3, when keycap 120 is not pressed power pressing, between the second magnetic part 152 and the first magnetic part 140
Magnetic attraction cause the first magnetic part of substantial exposure 140 of the second magnetic part 152, further maintain keycap 120 and do not press position
Put.As shown in figure 4, the middle body of portable plate 150 is rotatably coupled keycap 120, and the second end 150b of portable plate 150 is abutted
In base plate 110, as shown in figure 3, in the present embodiment, the second magnetic part 152 positioned at the second end 150b of portable plate 150 is connected to
The first magnetic part 140 on base plate 110, so when keycap 120 receives pressing force and moved towards base plate 110, keycap 120 drives
Around the first holding section 126,601 (or being the first rotation direction) rotate dynamic portable plate 150 along clockwise direction so that the
Two end 150b are moved upward, and make the second magnetic part 152 away from the first magnetic part 140.Wherein, when keycap 120 receives pressing
Power towards base plate 130 move when, can by portable plate 150 first end 150a trigger switch layer 130.When pressing force discharges, magnetic
Power makes portable plate 150, and 602 (or being the second rotation direction) rotate in the counterclockwise direction, make the second magnetic part 152 near first
Magnetic part 140, to drive keycap 120 to move away from 110 base plates, makes keycap 120 return to non-pressing position as shown in Figure 3.
In different embodiments, support unit can have different settings.Fig. 5 A are the button of second embodiment of the invention
The overlook explosive view of structure, Fig. 5 B look up explosive view for the press-key structure of Fig. 5 A, and Fig. 6 A and Fig. 6 B are respectively the button of Fig. 5 A
Structure is in non-pressed state and the sectional view of pressed state.From unlike the illustrated embodiment of earlier figures 1 to 4, support unit 160
Comprising first support 167 and second support 169, first support 167 and second support 169 are respectively rotatably connected at 120 keycaps
And base plate 110, when keycap 120 is moved relative to 110 base plates, keycap 120 relative to base plate 110 simultaneously produce vertical displacement and
Horizontal displacement.In this embodiment, portable plate 150 is rotatably coupled keycap 120 near the position of first end 150a.Portable plate
150 the second couplings 156 that shaft hole mode is provided near the position of first end 150a, keycap 120 has the first engaging of rotary shaft
Portion 126, the first holding section 126 rotationally engages the second couplings 156.Second end 150b of portable plate 150 is connected to base plate
110。
As shown in Figure 6A, when keycap 120 is not pressed power pressing, between the second magnetic part 152 and the first magnetic part 140
Magnetic attraction cause the first magnetic part of substantial exposure 140 of the second magnetic part 152, further maintain keycap 120 and do not press position
Put.As shown in Figure 6B, because portable plate 150 is rotatably coupled keycap 120, and portable plate near the position of first end 150a
150 the second end 150b is connected to base plate 110, as shown in Figure 6A, in the present embodiment, positioned at the second end 150b of portable plate 150
The second magnetic part 152 be connected to the first magnetic part 140 on base plate 110, so when keycap 120 receives the pressing force bottom of towards
When plate 110 is moved, it (or is the first rotation direction, also or be positive turning along direction 601 that keycap 120 drives portable plate 150
It is dynamic) rotate so that the second end 150b is moved along the direction of parallel mat 110 toward second support 169, and makes the second magnetic part 152 remote
From the first magnetic part 140.When pressing force discharges, magnetic attraction make portable plate 150 along with direction 601 for reverse direction 602 (or
Referred to as the second rotation direction, also or be backwards rotation) rotate, make the second magnetic part 152 near the first magnetic part 140, to drive
Dynamic keycap 120 moves away from 110 base plates, keycap 120 is returned to non-pressing position as shown in Figure 6A.
In the embodiment as shown in Fig. 1 and Fig. 6 B, press-key structure includes support unit.But in different embodiments
In, push-button unit can also be not provided with support unit, use reduction material and manufacturing cost.
Fig. 7 A are the overlook explosive view of the press-key structure of third embodiment of the invention, and Fig. 7 B are faced upward for the press-key structure of Fig. 7 A
Depending on explosive view, Fig. 8 A and Fig. 8 B are respectively the press-key structure of Fig. 7 A in non-pressed state and the sectional view of pressed state.Such as Fig. 7 A,
Shown in Fig. 7 B and 8A, press-key structure 100 includes base plate 110, keycap 120, the first magnetic part 140 and portable plate 150, wherein key
Cap 120 is arranged at the top of base plate 110 and can be moved relative to base plate 110, and the first magnetic part 140 is arranged at base plate 110.Activity
Plate 150 is rotatablely arranged between keycap 120 and base plate 110, and portable plate 150 has relative first end 150a and second
End 150b, wherein, first end 150a correspondence keycaps 120, the second end 150b correspondence base plates 110.Second end 150b of portable plate 150
With the second magnetic part 152, wherein magnetic attraction can be produced between the second magnetic part 152 and the first magnetic part 140, as keycap
120 it is depressed after make keycap 120 be returned to pressing front position return mechanism (in rear detailed description).Furthermore, press-key structure 100 is also
Comprising switching layer 130, wherein switching layer 130 is arranged on base plate 110, is moved towards base plate 110 when keycap 120 receives pressing force
When, switching layer 130 is toggled so that switch conduction on switching layer 130.The element for turning on switch is not limited herein, for example
It is that the first projection is provided with portable plate 150, by the switch on the first raised conducting switching layer 130, and e.g. keycap
The second projection is provided with 120, by the switch on the second raised conducting switching layer 130, or even can also be by portable plate
The 3rd couplings 157 on 150 turn on the switch on switching layer 130, and user can voluntarily determine according to actual needs, not with
It is above-mentioned to be limited.
Additionally, in this embodiment, keycap 120 can also have the first joint portion 121 of rotary shaft, base plate 110 has axis hole
Second joint portion 111 of formula, the first joint portion 121 and the second joint portion 111 are rotatably coupled, and the first joint portion 121 and
Left half side (or for first half side) of first magnetic part 140 respectively close to keycap 120.Also, portable plate 150 is rotatably coupled
Keycap 120, and the junction relativelys close to first end 150a, and the second end of distance 150b is farther out.In this embodiment, portable plate
150 the 3rd couplings 157 that shaft hole mode is provided near the position of first end 150a, keycap 120 has the second engaging of rotary shaft
Portion 127, the second holding section rotationally engages the 3rd couplings 157.Second end 150b of portable plate 150 is connected to base plate 110.
Correspondence the second joint portion 111 and the second holding section 127, switching layer 130 have the 3rd opening 133 and the 4th opening
134, to cause that switching layer 130 is arranged at when on base plate 110, the second joint portion 111 can be divided to be stretched out to connect from the 3rd opening 133
First joint portion 121, and the second holding section 127 and the 3rd couplings 157 that engage with it, can be when keycap 120 be pressed
Through the 4th opening 134.
Furthermore, as shown in Figure 8 A, when keycap 120 be not pressed power press when, the second magnetic part 152 and the first magnetic
Magnetic attraction between property part 140 causes the first magnetic part of substantial exposure 140 of the second magnetic part 152, further maintains keycap 120
In non-pressing position.As shown in Figure 8 B, keycap 120 is rotatably connected at through the first joint portion 121 and the second joint portion 111
Base plate 110, and the second end 150b of portable plate 150 is connected to base plate 110, so when keycap 120 receives pressing force towards base plate 110
When mobile, keycap 120 drives portable plate 150 to be rotated along direction 601 (or being the first rotation direction) so that the second end 150b edges
The direction of parallel mat 110 is moved toward the second joint portion 111, and makes the second magnetic part 152 away from the first magnetic part 140.Work as pressing
When power discharges, the magnetic attraction between the second magnetic part 152 and the first magnetic part 140 makes portable plate 150 be reverse along with direction 601
Direction 602 (or being the second rotation direction) rotates, and makes the second magnetic part 152 near the first magnetic part 140, to drive keycap
120 move away from 110 base plates, keycap 120 is returned to non-pressing position as shown in Figure 8 A.
Fig. 9 A are the overlook explosive view of the press-key structure of fourth embodiment of the invention, and Fig. 9 B are faced upward for the press-key structure of Fig. 9 A
Depending on explosive view, Figure 10 A and Figure 10 B are respectively the press-key structure of Fig. 9 A in non-pressed state and the sectional view of pressed state.As schemed
Shown in 9A, Fig. 9 B and 10A, press-key structure 100 includes base plate 110, keycap 120, the first magnetic part 140 and portable plate 150, its
Middle keycap 120 is arranged on base plate 110 can be moved relative to base plate 110, and the first magnetic part 140 is arranged at base plate 110.It is living
Dynamic plate 150 is rotatablely arranged between keycap 120 and base plate 110, and portable plate 150 has relative first end 150a and the
Two end 150b, wherein first end 150a correspondence keycap 120, the second end 150b correspondence base plates 110.Second end of portable plate 150
150b has the second magnetic part 152, wherein magnetic attraction can be produced between the second magnetic part 152 and the first magnetic part 140, to make
For keycap 120 it is depressed after make keycap 120 be returned to pressing front position return mechanism (in rear detailed description).Furthermore, by bond
Structure 100 also includes switching layer 130, and wherein switching layer 130 is arranged on base plate 110, when keycap 120 receives pressing force towards base plate
During 110 movement, switching layer 130 is toggled activating press-key structure 100.
Additionally, in this embodiment, keycap 120 also has the first joint portion 123, base plate 110 has the second joint portion 113,
First joint portion 123 and the second joint portion 113 are movably coupled to, when keycap 120 is moved relative to base plate 110, the first knot
Conjunction portion 123 relatively moves along the second joint portion 113.More specifically, in this embodiment, the first joint portion 123 is card slot type,
Second joint portion 113 has stem, and the second joint portion 113 can snap in the draw-in groove of the first joint portion 123 and movable within.
In this embodiment, portable plate 150 is provided with the second couplings 156 of shaft hole mode near the position of first end 150a, and keycap 120 has
First holding section 126 of rotary shaft, the first holding section 126 rotationally engages the second couplings 156.The second of portable plate 150
End 150b is connected to base plate 110.
As shown in Figure 10 A, when keycap 120 be not pressed power press when, the second magnetic part 152 and the first magnetic part 140 it
Between magnetic attraction cause the first magnetic part of substantial exposure 140 of the second magnetic part 152, further maintain keycap 120 and do not press
Position.As shown in Figure 10 B, because keycap 120 is restricted parallel to the displacement of base plate 110, keycap 120 passes through the first joint portion
123 and second joint portion 113 be movably attached to base plate 110, and the second end 150b of portable plate 150 is connected to base plate 110,
So when keycap 120 receives pressing force and moved towards base plate 110, it (or is the along direction 601 that keycap 120 drives portable plate 150
One rotation direction) rotate so that the second end 150b is moved along the direction of parallel mat 110 toward the second joint portion 113, and makes the second magnetic
Property part 152 is away from the first magnetic part 140.When pressing force discharges, the magnetic attraction of the second magnetic part 152 and the first magnetic part 140
Portable plate 150 is set, for reverse direction 602 (or being the second rotation direction) rotates, to make the second magnetic part 152 along with direction 601
Near the first magnetic part 140, to drive keycap 120 to move away from 110 base plates, make keycap 120 return to as shown in Figure 10 A not by
Pressure position.
Figure 11 A are the overlook explosive view of the press-key structure of fifth embodiment of the invention, and Figure 11 B are the press-key structure of Figure 11 A
Look up explosive view, Figure 12 A and Figure 12 B are respectively the press-key structure of Figure 11 A in non-pressed state and the sectional view of pressed state.
As shown in Figure 11 A, Figure 11 B and 12A, press-key structure 100 includes base plate 110, keycap 120, the first magnetic part 140 and portable plate
150, wherein keycap 120 is arranged at the top of base plate 110 and can be moved relative to base plate 110, and the first magnetic part 140 is arranged at bottom
Plate 110.Portable plate 150 is rotatablely arranged between keycap 120 and base plate 110, and portable plate 150 has relative first
End 150a and the second end 150b, wherein first end 150a correspondence keycap 120, the second end 150b correspondence base plates 110.Portable plate 150
The second end 150b have the second magnetic part 152, wherein magnetic can be produced between the second magnetic part 152 and the first magnetic part 140
Power, makes keycap 120 be returned to the return mechanism (in rear detailed description) of pressing front position as keycap 120 after depressed.Furthermore,
Press-key structure 100 also includes switching layer 130, and wherein switching layer 130 is arranged on base plate 110, when keycap 120 receives pressing force court
When base plate 110 is moved, switching layer 130 is toggled activating press-key structure 100.
Additionally, in this embodiment, keycap 120 has the first coupling part 125, base plate 110 has the second coupling part 115, when
When keycap 120 is moved relative to 110 base plates, the first coupling part 125 is moved relative to the second coupling part 115 so that the phase of keycap 120
Vertical displacement and horizontal displacement are produced simultaneously for base plate 110.Wherein, the first coupling part 125 preferably has the first inclined-plane 125a,
Second coupling part 115 has the second inclined-plane 115a, and when keycap 120 is moved relative to base plate 110, the first inclined-plane 125a is along second
Inclined-plane 115a is relatively moved.In this embodiment, keycap 120 has the first articulated section 128, and portable plate 150 has the second articulated section
158, the second articulated section 158 be arranged between first end 150a and the second end 150b and with the first articulated section 128 rotationally pivot
Connect to form rotating fulcrum 159.More specifically, as illustrated in fig. 12, in this embodiment, portable plate 150 is near first end
The position of 150a is provided with the second articulated section 158 of shaft hole mode, and keycap 120 has the first articulated section 128 of rotary shaft, the first pivot joint
Portion 128 is rotationally sticked in the second articulated section 158.Second end 150b of portable plate 150 is connected to base plate 110.Wherein, as schemed
Shown in 12C, portable plate 150 preferably has board body part 151, and first end 150a and the second end 150b is relative to board body part 151 along phase
Equidirectional bending to form the first extension 151a and the second extension 151b respectively, and the first extension 151a and second extends
Portion 151b is abreast oppositely extending.Wherein, the second extension 151b is formed as the second magnetic part.
As illustrated in fig. 12, when keycap 120 be not pressed power press when, the second magnetic part 152 and the first magnetic part 140 it
Between magnetic attraction cause the first magnetic part of substantial exposure 140 of the second magnetic part 152, further maintain keycap 120 and do not press
Position.As shown in Figure 12 B, when keycap 120 receives pressing force to be moved towards base plate 110, the first coupling part 125 is relative to the second coupling
Conjunction portion 115 move so that keycap 120 relative to base plate 110 simultaneously produce vertical displacement and horizontal displacement, thereby, keycap 120 drives
Dynamic portable plate 150 is rotated along direction 601 (or being the first rotation direction) so that the second end 150b is along the direction of parallel mat 110
Moved toward the second coupling part 115, and make the second magnetic part 152 away from the first magnetic part 140.When pressing force discharges, magnetic attraction
Portable plate 150 is set, for reverse direction 602 (or being the second rotation direction) rotates, to make the second magnetic part 152 along with direction 601
Near the first magnetic part 140, to drive keycap 120 to move away from 110 base plates, make keycap 120 return to as illustrated in fig. 12 not by
Pressure position.
Keycap uses the restoring force for returning back to non-pressed state after being pressed in the present invention, is to pass through to be located at keycap lower section
The first magnetic part and portable plate provide jointly, and portable plate can also have trigger switch layer function.The present invention is due to utilizing
Magnetic force and exempt the setting of elastomer, it is not necessary to the rubber parts in known button are installed, both with service life more long,
Effectively can simplify press-key structure again and the size of press-key structure can be reduced.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Knowing those skilled in the art can make various corresponding changes and deformation, but these corresponding changes and deformation according to the present invention
The protection domain of appended claims of the invention should all be belonged to.
Claims (10)
1. a kind of press-key structure, it is characterised in that the press-key structure is included：
Base plate；
First magnetic part, is arranged at the base plate；
Keycap, is arranged at base plate top and can be moved relative to the base plate, and the keycap has the first articulated section；And
Portable plate, is rotatablely arranged between the keycap and the base plate, and the portable plate has board body part, first end and second
End, the first end to should keycap, second end to should base plate, the first end and second end are relative to the board body part along phase
Equidirectional bending to form the first extension and the second extension respectively, and first extension and second extension are abreast
Oppositely extending, second extension is formed as the second magnetic part, and magnetic is produced between second magnetic part and first magnetic part
Power, the portable plate also has the second articulated section, second articulated section be arranged between the first end and second end and with this
One articulated section is rotationally pivotally connected to form rotating fulcrum；
When the depressed power of the keycap is moved towards the base plate, the keycap drives the portable plate to rotate forward so that second magnetic
Part is away from first magnetic part；
When the pressing force discharges, the magnetic attraction makes the portable plate backwards rotation so that second magnetic part is near first magnetic
Part simultaneously drives the keycap to move away from the base plate.
2. press-key structure according to claim 1, it is characterised in that：The keycap has the first joint portion, and the base plate has
Second joint portion, first joint portion and second joint portion are rotatably coupled, and first joint portion and the portable plate
Opposite side of the first end respectively close to the keycap.
3. press-key structure according to claim 1, it is characterised in that：The press-key structure also includes support unit, the support
Unit is arranged between the keycap and the base plate, is used to support the keycap to be moved relative to the base plate.
4. press-key structure according to claim 3, it is characterised in that：The support unit includes first support and second
Frame, the first support is rotationally pivotally connected the second support to form scissor support unit.
5. press-key structure according to claim 3, it is characterised in that：The support unit includes first support and second
Frame, the first support is rotatably connected at the keycap and the base plate, and the second support is rotatably connected at the keycap and is somebody's turn to do
Base plate, when the keycap is moved relative to the base plate, the keycap produces vertical displacement and horizontal displacement simultaneously relative to the base plate.
6. press-key structure according to claim 1, it is characterised in that：The keycap has the first joint portion, and the base plate has
Second joint portion, first joint portion and second joint portion are movably coupled to, when the keycap is moved relative to the base plate,
First joint portion relatively moves along second joint portion.
7. press-key structure according to claim 6, it is characterised in that：First joint portion has draw-in groove, second combination
Portion has stem, and the stem is snapped in the draw-in groove, and when the keycap is moved relative to the base plate, the stem is in the draw-in groove
Interior movement.
8. press-key structure according to claim 1, it is characterised in that：The keycap has the first coupling part, and the base plate has
Second coupling part, when the keycap is moved relative to the base plate, first coupling part relative to second coupling part move so that
The keycap produces vertical displacement and horizontal displacement simultaneously relative to the base plate.
9. press-key structure according to claim 8, it is characterised in that：First coupling part has the first inclined-plane, and this second
Coupling part has the second inclined-plane, and when the keycap is moved relative to the base plate, first inclined-plane is relatively moved along second inclined-plane.
10. press-key structure according to claim 1, it is characterised in that：The press-key structure also includes switching layer, the switching layer
It is arranged on the base plate, when the keycap receives the pressing force to be moved towards the base plate, the portable plate triggers the switching layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410497118.XA CN104269307B (en) | 2014-09-25 | 2014-09-25 | Press-key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410497118.XA CN104269307B (en) | 2014-09-25 | 2014-09-25 | Press-key structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104269307A CN104269307A (en) | 2015-01-07 |
| CN104269307B true CN104269307B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410497118.XA Active CN104269307B (en) | 2014-09-25 | 2014-09-25 | Press-key structure |
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| CN (1) | CN104269307B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701054B (en) * | 2015-02-17 | 2017-03-01 | 苏州达方电子有限公司 | Keyboard |
| TWI592967B (en) * | 2015-05-07 | 2017-07-21 | 光寶科技股份有限公司 | Key structure and portable computer using the same |
| CN107239165A (en) * | 2017-05-26 | 2017-10-10 | 珠海市魅族科技有限公司 | Key device and terminal installation |
| CN107678559B (en) * | 2017-11-22 | 2024-04-09 | 苏州达方电子有限公司 | Keyboard device |
| CN108415578B (en) * | 2018-02-05 | 2021-06-01 | 珠海磐磊智能科技有限公司 | Key, keyboard and keyboard control method |
| US10867759B2 (en) | 2019-04-11 | 2020-12-15 | Darfon Electronics Corp. | Keyswitch structure |
| US11264186B2 (en) | 2019-04-11 | 2022-03-01 | Darfon Electronics Corp. | Keyswitch structure |
| TWI703603B (en) * | 2019-04-11 | 2020-09-01 | 達方電子股份有限公司 | Keyswitch structure |
| US11538644B2 (en) | 2019-04-11 | 2022-12-27 | Darfon Electronics Corp. | Keyswitch structure |
| CN110137013A (en) * | 2019-06-04 | 2019-08-16 | 苏州达方电子有限公司 | Press-key structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202042404U (en) * | 2011-04-29 | 2011-11-16 | 苏州达方电子有限公司 | Keyboard |
| CN103021712B (en) * | 2012-12-13 | 2015-04-01 | 苏州达方电子有限公司 | Key |
| CN103165325B (en) * | 2013-03-07 | 2015-09-02 | 苏州达方电子有限公司 | Keyboard |
| CN103325601B (en) * | 2013-06-18 | 2015-09-02 | 苏州达方电子有限公司 | Press-key structure |
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|---|---|
| CN104269307A (en) | 2015-01-07 |
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