CN109065392B - Key - Google Patents
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- Publication number
- CN109065392B CN109065392B CN201810937227.7A CN201810937227A CN109065392B CN 109065392 B CN109065392 B CN 109065392B CN 201810937227 A CN201810937227 A CN 201810937227A CN 109065392 B CN109065392 B CN 109065392B
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- China
- Prior art keywords
- magnetic part
- supporting element
- ejection
- keycap
- lower plate
- 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
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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
- 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
- H01H13/7065—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 characterised by the mechanism between keys and layered keyboards
Abstract
The present invention includes keycap, the upper plate with the first magnetic part, support device and lower plate about a kind of key.Support device is set between upper plate and keycap and includes pivot joint keycap and upper plate so that the first supporting element and the second supporting element that keycap moves up and down, first supporting element has the second magnetic part of corresponding first magnetic part, supports for portion and extends from the second supporting element toward the first supporting element to support under the second magnetic part.Lower plate has ejection plate and lower plate is slidably disposed under upper plate to slide between ejection and non-ejection position, and ejection plate is prominent from lower plate toward keycap and is bent to form across upper plate.When keycap is not pressed and lower plate slides into ejection position, one of lateral the first supporting element of ejection of ejection plate and the second supporting element are to drive the second magnetic part to move down keycap far from the first magnetic part.In this way, keyboard can be at the state of height of keycap decline further to reduce the whole height of keyboard.
Description
Technical field
The present invention relates to a kind of key more particularly to a kind of ejector plates using the lower plate that can be slided relative to upper plate
Part and lateral ejection support device are to reduce the key of height of keycap.
Background technique
For the use habit of current laptop, keyboard is indispensable one of input equipment, to defeated
Enter text, symbol or number.Recently, due to the trend of laptop slimming, also applied to the keyboard on laptop
There is slimming demand therewith.
General conventional keyboard use by the package assembly of scissor support device and elastic component be set to keycap and bottom plate it
Between pressing design, whereby, after keycap is depressed by a user, elastic component provide elastic-restoring force to keycap, to drive keycap
As the mechanism actuation of scissor support device returns back to the position before pressing.In practical applications, due to above-mentioned scissor branch
The design of scissor mechanism used by support arrangement will lead to key and need biggish height space, therefore be unfavorable for keyboard slimming
Application.The solution to the problems described above that is used to common at present is to utilize the magnetic part being separately positioned on support device and bottom plate
It generates magnetic attraction and replaces scissor supported design using the driving force resetted as keycap.
However, since the above-mentioned magnetic part being separately positioned on support device and bottom plate can occupy key inside space, because
This key still has certain structure height, therefore when the upper cover of laptop and lower case fold, in order to avoid being set to down
Keycap on shell injures the display screen for being set to upper cover, clearance is remained between upper cover and lower case often to accommodate keycap,
It so will limit the apparent size design of laptop, and be unfavorable for laptop slimming design.
Summary of the invention
In view of the problems in prior art, the present invention provides a kind of pushing away using the lower plate that can be slided relative to upper plate
Top board part and lateral ejection support device are to reduce the key of height of keycap.
According to an aspect of the present invention, the present invention proposes a kind of key, comprising:
Keycap；
Upper plate has the first magnetic part；
Support device is set between the upper plate and the keycap, and the support device include the first supporting element with
And second supporting element, first supporting element and second supporting element be pivotably connected to the keycap and the upper plate so that
The keycap moves between non-pressing position and pressing position with the support device, which has the second magnetism
Part, second magnetic part correspond to first magnetic part, which, which has, supports for portion, this supports for portion from second supporting element
It is extended to form toward first supporting element to support under second magnetic part；And
Lower plate, with ejection plate and the lower plate is slidably disposed under the upper plate relative to bottom on this
Plate slides between ejection position and non-ejection position, and the ejection plate is prominent from the lower plate toward the keycap and passes through on this
Bottom plate is bent to form；
Wherein, cause second magnetic part with first supporting element and second supporting element when the keycap is pressed
Pivot and it is separate with first magnetic part and make the portion of supporting for tilt when, which is not pressed with the support device by this
Position is moved to the pressing position；
When the keycap is not pressed and the lower plate is located at the non-ejection position, second magnetic part and first magnetism
Magnetic attraction between part makes the keycap be maintained at the non-pressing position；
When the keycap is not pressed and the lower plate slides into the ejection position relative to the upper plate, the ejection plate
At least one of lateral ejection first supporting element and second supporting element, with drive second magnetic part far from this
One magnetic part and the keycap is moved down.
As optional technical solution, which is arc-shaped protrusions structure, which is formed under this
Bottom plate corresponds to the position of second supporting element, when the keycap is not pressed and the lower plate slides into the ejection position, the arc
The lateral ejection of shape raised structures second supporting element so that the portion of supporting for tilt and open upwards second magnetic part far from this
One magnetic part.
As optional technical solution, which is bent outwardly relative to first magnetic part to form arc
Outer surface, during the arc-shaped protrusions structure lateral ejection second supporting element, the arc-shaped outer surface and second support
Part cooperation slides into the position for tilting the portion of supporting for.
As optional technical solution, which includes bent sheet, which is formed in lower plate correspondence should
The position of first supporting element, and the bent sheet has longitudinal slice portion and transversal flaps portion, which extends from the lower plate
The transversal flaps portion is connected to be collectively formed with the transversal flaps portion and allow bit space, when the keycap is not pressed and the lower plate slides
When to the ejection position, which is placed in this and allows in bit space, and this is second magnetic for the lateral ejection in transversal flaps portion
Part is so that second magnetic part drives the keycap to move down far from first magnetic part.
As optional technical solution, which is formed with convex closure toward the first supporting element protrusion, in the transversal flaps
During the lateral ejection in portion first supporting element, which opens second magnetic part upwards.
As optional technical solution, the position which corresponds to the transversal flaps portion is formed with beveling lead angle knot
Structure, in the transversal flaps portion during lateral ejection first supporting element, which moves along the beveling lead angle structure
To making the position of second magnetic part far from first magnetic part.
As optional technical solution, which additionally comprises arc-shaped protrusions structure, which is formed in
The lower plate corresponds to the position of second supporting element, when the keycap is not pressed and the lower plate slides into the ejection position,
The lateral ejection of arc-shaped protrusions structure second supporting element is so that the portion of supporting for tilts and opens second magnetic part upwards and remote
From first magnetic part.
As optional technical solution, which has been bent inwardly to form arc relative to first magnetic part
Shape outer surface, during the arc-shaped protrusions structure lateral ejection second supporting element, the arc-shaped outer surface with this second
Support member cooperation slides into the position for tilting the portion of supporting for.
As optional technical solution, one of first magnetic part and second magnetic part are magnetic part, this
One magnetic part and the wherein another of second magnetic part are magnetic part or magnetic conductive material.
As optional technical solution, the ejection plate is as made by the magnetic or weak magnetic material.
In conclusion the present invention can be lateral relative to upper plate sliding with lower plate using the ejection plate of lower plate
The design of ejection support device, so that keycap can be moved down correspondingly, to reach the effect of reducing height of keycap, so
One, keyboard is that can be at the state of height of keycap decline further to reduce the whole height of keyboard, so that being conducive to can
The slimming of portable electronic apparatus designs and efficiently solves the problem of keycap that prior art is previously mentioned injures display screen.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the key proposed according to one embodiment of the invention；
Fig. 2 is the perspective view of the explosion of key in Fig. 1；
Fig. 3 is key in Fig. 1 along the diagrammatic cross-section of hatching A-A；
Fig. 4 is diagrammatic cross-section of key when lower plate slides into ejection position in Fig. 3；
Fig. 5 is the stereoscopic schematic diagram of the key proposed according to another embodiment of the present invention；
Fig. 6 is the perspective view of the explosion of key in Fig. 5；
Fig. 7 is key in Fig. 5 along the diagrammatic cross-section of hatching B-B；
Fig. 8 is key in Fig. 5 along the diagrammatic cross-section of hatching C-C；
Fig. 9 is diagrammatic cross-section of key when lower plate slides into ejection position in Fig. 7；
Figure 10 is diagrammatic cross-section of key when lower plate slides into ejection position in Fig. 8；
Figure 11 is the enlarged schematic partial view of the lower plate proposed according to another embodiment of the present invention.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, following cooperation with reference to schema it is a kind of compared with
In the detailed description of good embodiment, can clearly it present.The direction term being previously mentioned in following embodiment, such as: upper and lower,
It is left and right, front or rear etc., it is only the direction with reference to annexed drawings.Therefore, the direction term used is for illustrating not to be used to limit
The system present invention.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, Fig. 1 shows for the solid of the key 10 proposed according to one embodiment of the invention
Be intended to, Fig. 2 be Fig. 1 in key 10 perspective view of the explosion, Fig. 3 be Fig. 1 in key 10 along hatching A-A diagrammatic cross-section,
In in order to clearly illustrate the internal structure of key 10, keycap 12 shows it in Fig. 1 to have an X-rayed dotted line, and key 10 can be applicable to
(such as keyboard of notebook computer or folding on the general portable electronic devices with the open-and-close mechanism being made of upper cover and lower case
Formula key board unit) so that user presses and executes user's function to be inputted (but not limited to this), in practical application
In, common gearing design can be used to drive lower plate 18 can opposite upper plate 14 or so in the keyboard configured with multiple keys 10
Mobile design, for example, connecting rod interlinked mechanism can be used for keyboard so that lower plate 18 is upper with portable electronic devices
Lid is opposite with respect to lower case folding to be moved left and right, and as the structure design and action principle of connecting rod interlinked mechanism, is common in
In prior art, therefore repeated no more in this.
As shown in Figure 1, Figure 2 and shown in Fig. 3, key 10 includes keycap 12, upper plate 14, support device 16 and lower plate
18.Upper plate 14 has the first magnetic part 20, and support device 16 is set between upper plate 14 and keycap 12 and includes the
One supporting element 22 and the second supporting element 24, the first supporting element 22 and the second supporting element 24 be pivotably connected to keycap 12 with
And upper plate 14 is so that keycap 12 moves between non-pressing position and pressing position with support device 16, the first supporting element 22
With the second magnetic part 26, corresponding first magnetic part 20 of the second magnetic part 26, the second supporting element, which has, supports for portion 28, supports for portion 28
It can be extended to form from the second supporting element 24 toward the first supporting element 22 to support under the second magnetic part 26.In practical application, the
One of one magnetic part 20 and the second magnetic part 26 can be magnet, the first magnetic part 20 and the second magnetic part 26 it is wherein another
One can be magnet or magnetic conductive material (for example, iron or other metals).In this embodiment, the first magnetic part 20 can be preferably
Magnet, the second magnetic part 26 can preferably be made of iron and have magnetic conductivity.In another embodiment, support device 16 can be complete
It is made of magnetic conductive material, either, the first magnetic part 20 and the second magnetic part 26 all can be magnet.
By above-mentioned design, the magnetic when keycap 12 is not pressed, between the first magnetic part 20 and the second magnetic part 26
Power makes keycap 12 be maintained at non-pressing position as shown in Figure 3.When keycap 12 is by pressed by external force, and this external force overcomes magnetic enough
Power and cause the second magnetic part 26 with the pivot of the first supporting element 22 and the second supporting element 24 and remote with the first magnetic part 20
From and when to support for portion 28 and tilting, keycap 12 is moved down with support device 16 by non-pressing position as shown in Figure 3
To complete the pressing input operation of key 10.On the other hand, when external force discharges, the first magnetic part 20 and the second magnetic part 26 it
Between the second magnetic part of magnetic gravitational attraction 26 and the first magnetic part 20 it is close so that keycap 12 with support device 16 move back to as
Non- pressing position shown in Fig. 3, to reach keycap self-return effect.
As for the structure design aspect in lower plate 18, by Fig. 2 and Fig. 3 it is found that lower plate 18 can have ejection plate
30 and lower plate 18 be slidably disposed under upper plate 14 with relative to upper plate 14 in ejection position and non-ejection position
Between slide, ejection plate 30 is prominent from lower plate 18 toward keycap 12 and passes through upper plate 14 and is bent to form (such as to strike out
Type mode, but be not limited), in this embodiment, it is second corresponding that ejection plate 30 can preferably be formed in lower plate 18
The position of support member 24, and ejection plate 30 can be preferably an arc-shaped protrusions structure, further, in order to certainly avoid pushing away
The recurring structure in laterally the second supporting element 24 of pushing and pressing of top board part 30 interferes stuck problem, and ejection plate 30 can be preferably relative to
First magnetic part 20 is bent outwardly to be formed with arc-shaped outer surface 31, whereby, in 30 side of ejection plate to the second supporting element of ejection
During 24, arc-shaped outer surface 31 can cooperate the position for sliding into and making to support for the tilting of portion 28 with the second supporting element 24.
Height adjustment operation below for key 10 is described in detail, and please refers to Fig. 3 and Fig. 4, and Fig. 4 is in Fig. 3
Diagrammatic cross-section of the key 10 when lower plate 18 slides into ejection position.When keycap 12 be not pressed and lower plate 18 from such as scheme
When non-ejection position shown in 3 slides into ejection position as shown in Figure 4 relative to upper plate 14, ejection plate 30 will be with
The sliding of lower plate 18 and the second supporting element of ejection 24 so that support for the tilting of portion 28, and then open the first supporting element 22 upwards,
Whereby, being pivoted up with the first supporting element 22, the second magnetic part 26 can overcome the second magnetic part 26 and the first magnetic part
Magnetic attraction between 20 and separated with the first magnetic part 20, and be moved to position as shown in Figure 4 jointly with the first supporting element 22
It sets, so that keycap 12 be made to move down with the pivot of the first supporting element 22 and the second supporting element 24.In this way, when matching
The keyboard applications for being equipped with multiple keys 10 are filled in the portable electronic of the general open-and-close mechanism for having and being made of upper cover and lower case
When setting (such as laptop), can make by interlinked mechanism lower plate 18 with portable electronic devices upper cover relatively under
Shell is closed and slides into ejection position relative to upper plate 14, so that keycap 12 is moved downward to position as shown in Figure 4, by
To reach the effect of key 10 can reduce its height with the closure of portable electronic devices, in other words, when lower plate 18
When opposite upper plate 14 slides into ejection position as shown in Figure 4, key 10 can be at the state of height of keycap decline with into one
The whole height of step ground reduction key 10, so that the slimming for being conducive to portable electronic devices designs and efficiently solves elder generation
The keycap that preceding technology is previously mentioned injures the problem of display screen.
On the other hand, when lower plate 18 slides into non-ejection position as shown in Figure 3 from ejection position shown in Fig. 4,
Ejection plate 30 will be separated with the sliding of lower plate 18 with the second supporting element 24, at this point, due to the second supporting element 24
No longer by 30 supports of ejection plate, the second supporting element 24 pivots downwards under gravity, therefore, can be in the portion that supports for 28
The downward pivot of the second supporting element 24 and in the case where no longer opening the second magnetic part 26, the second magnetic part 26 just will receive the
The driving of magnetic attraction between two magnetic parts 26 and the first magnetic part 20 and returned to from position as shown in Figure 4 as shown in Figure 3
Position to adsorb the first magnetic part 20 again.In this way, when the keyboard configured with multiple keys 10 makes by interlinked mechanism
When lower plate 18 is opened with respect to lower case with the upper cover of portable electronic devices and slides into non-ejection position with respect to upper plate 14,
Keycap 12 linkedly can return to original height so that user carries out subsequent pressing behaviour toward position movement as shown in Figure 3
Make.
It is noted that ejection plate structure design can be not limited to the above embodiments, for example, please refer to Fig. 5,
Fig. 6, Fig. 7 and Fig. 8, stereoscopic schematic diagram of the Fig. 5 for the key 100 proposed according to another embodiment of the present invention, Fig. 6 Fig. 5
The perspective view of the explosion of middle key 100, Fig. 7 are that for key 100 along the diagrammatic cross-section of hatching B-B, Fig. 8 is key in Fig. 5 in Fig. 5
100 along hatching C-C diagrammatic cross-section, wherein the internal structure in order to clearly illustrate key 100, keycap 12 is in Fig. 5
It is shown to have an X-rayed dotted line, the component being previously mentioned in this embodiment and above-described embodiment has identical number person, represents its tool
There is identical structure or function, associated description is repeated no more in this.As shown in Fig. 5 to Fig. 8, key 100 include keycap 12, on
Bottom plate 14, support device 16 and lower plate 102.Lower plate 102 can have ejection plate 104 and lower plate 102 is slideably
It is set under upper plate 14 to be slided between ejection position and non-ejection position relative to upper plate 14, ejection plate 104
It (is preferably generated by being formed every magnetic or weak magnetic material every magnetic effect, in favor of overcoming the second magnetic comprising bent sheet 106
Magnetic attraction between property part 26 and the first magnetic part 20 and can be more labor-saving separate the second magnetic part 26 and the first magnetic part 20,
But it is not limited), bent sheet 106 is formed in the position of corresponding first supporting element 22 of lower plate 102, and bent sheet 106 is with vertical
To piece portion 108 and transversal flaps portion 110, longitudinal slice portion 108 from lower plate 102 extension be connected to transversal flaps portion 110 with transverse direction
Piece portion 110, which is collectively formed, allows bit space 112, further, in order to certainly avoid bent sheet 106 in lateral pushing and pressing first
Recurring structure interferes stuck problem when support member 22, and the position in the corresponding transversal flaps portion 110 of the second magnetic part 26 can be formed with beveling and lead
Corner structure 114, whereby, during 110 side of transversal flaps portion is to the first supporting element of ejection 22, transversal flaps portion 110 can be via oblique
The structure guidance of incisal guide corner structure 114 is moved to the position for making the second magnetic part 26 far from the first magnetic part 20.
In practical applications, in order to open support device 16 can certainly upwards by ejection plate 104, by Fig. 5, Fig. 6
And Fig. 8 is it is found that in this embodiment, ejection plate 104 can additionally comprise arc-shaped protrusions structure 116,116 shape of arc-shaped protrusions structure
At the position for corresponding to the second supporting element 24 in lower plate 102, further, in order to avoid arc-shaped protrusions structure 116 is lateral
Recurring structure interferes stuck problem when pushing against the second supporting element 24, and arc-shaped protrusions structure 116 can be preferably relative to the first magnetism
Part 20 has been bent inwardly to form arc-shaped outer surface 117, whereby, in 116 side of arc-shaped protrusions structure to the second supporting element of ejection 24
During, arc-shaped outer surface 117 can cooperate the position for sliding into and making to support for the tilting of portion 28 with the second supporting element 24.
Height adjustment operation below for key 100 is described in detail, and please refers to Fig. 7, Fig. 8, Fig. 9 and Figure 10,
Fig. 9 be Fig. 7 in diagrammatic cross-section of the key 100 when lower plate 102 slides into ejection position, Figure 10 be Fig. 8 in key 100 in
Lower plate 102 slides into diagrammatic cross-section when ejection position.When keycap 12 is not pressed and lower plate 102 is from as shown in Figure 7
Non- ejection position when sliding into ejection position as shown in Figure 9 relative to upper plate 14, the first magnetic part 20 is placed in resigning
In space 112, and 110 side of transversal flaps portion is to the second magnetic part of ejection 26 so that the second magnetic part 26 is far from the first magnetic part 20,
Simultaneously, by Fig. 8 and Figure 10 it is found that with above-mentioned lower plate 102 sliding, arc-shaped protrusions structure 116 can also push away simultaneously
The second supporting element 24 is pushed up so that supporting for the tilting of portion 28, thus further up open the first supporting element 22, whereby, key
Cap 12 being pivoted up and correspondingly move down with the first supporting element 22 and the second supporting element 24.In this way,
When the keyboard applications configured with multiple keys 100 are in the portable electricity of the general open-and-close mechanism for having and being made of upper cover and lower case
In sub-device when (such as laptop), lower plate 102 can be made with the upper cover of portable electronic devices by interlinked mechanism
It is closed with respect to lower case and slides into ejection position relative to upper plate 14, so that keycap 12 is moved to position as shown in Figure 9,
It uses and reaches the effect of key 100 can reduce its height with the closure of portable electronic devices, in other words, work as lower plate
When 102 opposite upper plates 14 slide into ejection position as shown in Figure 9, key 100 can be at the state of height of keycap decline with
Further reduce key 100 whole height, thus be conducive to portable electronic devices slimming design and effectively
Solve the problems, such as that the keycap that prior art is previously mentioned injures display screen.As for be directed to this embodiment other associated descriptions,
It can refer to above-described embodiment to analogize, be repeated no more in this.
In practical applications, the structure design of bent sheet can be not limited to the above embodiments, for example, Figure 11 is please referred to,
It is the enlarged schematic partial view of the lower plate 102 ' proposed according to another embodiment of the present invention, in this embodiment and above-mentioned reality
Applying the component that is previously mentioned in example has identical number person, represents its structure or function having the same, associated description in this not
It repeats again.As shown in figure 11, lower plate 102 ' has bent sheet 106 ', and bent sheet 106 ' is with longitudinal slice portion 108 and laterally
Piece portion 110 ', in this embodiment, transversal flaps portion 110 ' can be formed with convex closure 118 toward 22 protrusion of the first supporting element, whereby, in cross
During the first supporting element of the lateral ejection in piece portion 110 ' 22, convex closure 118 can further open the second magnetic part upwards
26 so that bent sheet 106 ' can with lower plate 102 ' sliding certainly by the second magnetic part 26 from the first magnetic part 20 every
It opens, uses and achieve the purpose that reduce key height.As for other associated descriptions for being directed to this embodiment, above-mentioned implementation can refer to
Example is analogized, and repeats no more in this.
In conclusion the present invention using lower plate ejection plate can with lower plate relative to upper plate sliding and side
Design to ejection support device, so that keycap can be moved down correspondingly, to reach the effect of reducing height of keycap, such as
This one, keyboard be can be at height of keycap decline state further to reduce the whole height of keyboard, to be conducive to
The slimming of portable electronic devices, which designs and efficiently solves the keycap that prior art is previously mentioned, injures asking for display screen
Topic.
By the above detailed description of preferred embodiments, it is intended to more clearly describe feature and spirit of the invention,
And not protection scope of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its purpose
It is intended to cover various changes and has being arranged in the scope of protection of the claims of the invention to be applied of equality.Cause
This, scope of protection of the claims of the invention should illustrate the most wide explanation of work according to above-mentioned, to cause it to cover institute
Possible change and the arrangement of tool equality.
Claims (10)
1. a kind of key characterized by comprising
Keycap；
Upper plate has the first magnetic part；
Support device is set between the upper plate and the keycap, and the support device includes the first supporting element and the
Two supporting elements, first supporting element and second supporting element is pivotably connected to the keycap and the upper plate so that the key
Cap moves between non-pressing position and pressing position with the support device, which has the second magnetic part, should
Second magnetic part corresponds to first magnetic part, which, which has, supports for portion, this supports for portion and is somebody's turn to do from second supporting element is past
First supporting element is extended to form to support under second magnetic part；And
Lower plate, with ejection plate and the lower plate is slidably disposed under the upper plate to exist relative to the upper plate
It is slided between ejection position and non-ejection position, the ejection plate is prominent from the lower plate toward the keycap and passes through the upper plate
It is bent to form；
Wherein, when the keycap is pressed the pivot for causing second magnetic part with first supporting element and second supporting element
And it is separate with first magnetic part and make the portion of supporting for tilt when, the keycap is with the support device by the non-pressing position
It is moved to the pressing position；
When the keycap is not pressed and the lower plate is located at the non-ejection position, second magnetic part and first magnetic part it
Between magnetic attraction so that the keycap is maintained at the non-pressing position；
When the keycap is not pressed and the lower plate slides into the ejection position relative to the upper plate, the ejection plate is lateral
At least one of ejection first supporting element and second supporting element, to drive second magnetic part far from first magnetic
Property part and the keycap is moved down.
2. key according to claim 1, which is characterized in that the ejection plate is arc-shaped protrusions structure, the arc-shaped protrusions
Structure is formed in the position that the lower plate corresponds to second supporting element, when the keycap is not pressed and the lower plate slides into this and pushes away
When pushing up position, the lateral ejection of arc-shaped protrusions structure second supporting element is so that the portion of supporting for tilts and opens second magnetic upwards
Property part, so that second magnetic part is far from first magnetic part.
3. key according to claim 2, which is characterized in that the arc-shaped protrusions structure is outside relative to first magnetic part
Bending is to form arc-shaped outer surface, during the arc-shaped protrusions structure lateral ejection second supporting element, the arc appearance
Face and second supporting element cooperation slide into the position for tilting the portion of supporting for.
4. key according to claim 1, which is characterized in that the ejection plate includes bent sheet, which is formed in
The lower plate corresponds to the position of first supporting element, and the bent sheet has longitudinal slice portion and transversal flaps portion, the longitudinal slice portion
The transversal flaps portion is connected to be collectively formed with the transversal flaps portion and allow bit space, when the keycap is not pressed from lower plate extension
And the lower plate is when sliding into the ejection position, which is placed in this and allows in bit space, and the transversal flaps portion is lateral
Ejection second magnetic part is so that second magnetic part drives the keycap to move down far from first magnetic part.
5. key according to claim 4, which is characterized in that the transversal flaps portion is formed with convex toward the first supporting element protrusion
Packet, in the transversal flaps portion during lateral ejection first supporting element, which opens second magnetic part upwards.
6. key according to claim 4, which is characterized in that the position that second magnetic part corresponds to the transversal flaps portion is formed
There is beveling lead angle structure, in the transversal flaps portion during lateral ejection first supporting element, the transversal flaps portion is along the beveling
Lead angle structure, which is moved to, makes the position of second magnetic part far from first magnetic part.
7. key according to claim 4, which is characterized in that the ejection plate additionally comprises arc-shaped protrusions structure, the arc
Raised structures are formed in the position that the lower plate corresponds to second supporting element, when the keycap is not pressed and the lower plate slides into
When the ejection position, the lateral ejection of arc-shaped protrusions structure second supporting element so that the portion of supporting for tilt and open upwards this
Two magnetic parts, so that second magnetic part is far from first magnetic part.
8. key according to claim 7, which is characterized in that the arc-shaped protrusions structure is inside relative to first magnetic part
Bending is to be formed with arc-shaped outer surface, during the arc-shaped protrusions structure lateral ejection second supporting element, outside the arc
Surface and second supporting element cooperation slide into the position for tilting the portion of supporting for.
9. key according to claim 1, which is characterized in that one of first magnetic part and second magnetic part
For magnetic part, first magnetic part and the wherein another of second magnetic part are magnetic part or magnetic conductive material.
10. key according to claim 1, which is characterized in that the ejection plate is by made every magnetic or weak magnetic material
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810937227.7A CN109065392B (en) | 2018-08-16 | 2018-08-16 | Key |
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| CN110189949B (en) * | 2019-05-22 | 2022-01-14 | 苏州达方电子有限公司 | Key structure |
| CN110085458B (en) * | 2019-05-31 | 2024-04-12 | 广东恒沣企业管理有限公司 | Automatic telescopic folding method of keyboard and lifting key |
| TWI699803B (en) | 2019-06-14 | 2020-07-21 | 達方電子股份有限公司 | Key switch |
| TWI759945B (en) * | 2020-03-31 | 2022-04-01 | 達方電子股份有限公司 | Keyswitch support connection structure and keyswitch structure therewith |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203910606U (en) * | 2014-03-20 | 2014-10-29 | 群光电子(苏州)有限公司 | Key structure and electronic input device provided with same |
| CN105632825A (en) * | 2014-10-28 | 2016-06-01 | 致伸科技股份有限公司 | Keyboard |
| CN107958807A (en) * | 2017-11-13 | 2018-04-24 | 苏州达方电子有限公司 | Button |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203910606U (en) * | 2014-03-20 | 2014-10-29 | 群光电子(苏州)有限公司 | Key structure and electronic input device provided with same |
| CN105632825A (en) * | 2014-10-28 | 2016-06-01 | 致伸科技股份有限公司 | Keyboard |
| CN107958807A (en) * | 2017-11-13 | 2018-04-24 | 苏州达方电子有限公司 | Button |
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