CN106057535B - Keyboard - Google Patents

Keyboard Download PDF

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Publication number
CN106057535B
CN106057535B CN201610362178.XA CN201610362178A CN106057535B CN 106057535 B CN106057535 B CN 106057535B CN 201610362178 A CN201610362178 A CN 201610362178A CN 106057535 B CN106057535 B CN 106057535B
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CN
China
Prior art keywords
keycap
bearing surface
elastomer
support
transmission element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201610362178.XA
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Chinese (zh)
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CN106057535A (en
Inventor
刘家宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
Original Assignee
Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
Priority date (The priority date 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 date listed.)
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Application filed by Darfon Electronics Suzhou Co Ltd, Darfon Electronics Corp filed Critical Darfon Electronics Suzhou Co Ltd
Publication of CN106057535A publication Critical patent/CN106057535A/en
Application granted granted Critical
Publication of CN106057535B publication Critical patent/CN106057535B/en
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/03—Connections via return spring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/002—Longer travel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/036—Return force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/002—Calculator, computer

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

The invention discloses a kind of keyboard, which includes at least keycap, adjustment part and support elastomer.Support elastomer to apply active force to keycap, keycap is returned to initial position after pressing.The amount of force that adjustment part adjustable support elastomer applies keycap, the speed that permission user adjusts return initial position after pressing force and the keycap pressing releasing operated needed for keycap is used, can then meet that most of computer users are required for pressing the feel of keycap.

Description

Keyboard
Technical field
The present invention relates to a kind of keyboard, is return initial position speed after a kind of adjustable keycap pressing in more detail Keyboard.
Background technology
Keyboard is a kind of main tool by instruction input computer, and is widely used by computer user.Keyboard usually wraps Include keycap, there is the circuit board and elastomer of switch.After keycap is depressed, keycap can be moved down by initial position, And the elastomer of lower section is compressed, and the switch of trigger circuit plate, at this time, elastomer can produce restoring force due to being compressed, Afterwards, when the pressing that keycap is subject to releases, the restoring force of elastomer can act keycap, promote keycap to return to initial bit Put, and pressing next time can be carried out.
It should be noted that the speed that keycap returns to initial position can be directly proportional with the restoring force size of elastomer, citing For, when the restoring force of elastomer is bigger, it will cause keycap to return to initial position sooner.Structure according to current keyboard is set Meter, shift motion when keycap is depressed every time substantially can be identical, in this way, causing elastomer after keycap is depressed every time And the restoring force produced is roughly the same, cause keycap returns to initial position speed principle after pressing every time constant.
But use of the computer user for keyboard, there are a variety of feel requirements, for example, someone requires key The sooner the better for the speed of return initial position after cap pressing, but the speed that also someone requires keycap to return to initial position after pressing is cured Slowly better.So, returning to the speed of initial position after the keycap pressing of keyboard at present can not simultaneously adjust, so can not meet all electricity The requirement of brain user.
Therefore how to provide a kind of keyboard, the speed of return initial position after keycap pressing is can adjust, it is all to use satisfaction Computer user, is present keyboard dealer technology subject under discussion of interest then.
The content of the invention
In view of the shortcomings that above-mentioned prior art, the present invention proposes a kind of keyboard, the keyboard include circuit board, the first keycap, Adjustment part and the first support elastic component.The circuit board has first switch；First keycap is arranged above the first switch, First keycap can move between high position and lower position along a first direction, the high position and the lower position interval preset away from From during first keycap is from the high position toward the lower position moving process, which triggers the first switch；The adjustment part With the first bearing surface and the second bearing surface, which can move along second direction between first position and the second place, The first direction intersects after extension with the second direction；The upper end of the first support elastomer abuts first keycap, this The lower end of one support elastomer abuts the adjustment part, which can apply active force to first keycap, make this First keycap tendency is left the lower position and is moved towards the high position；When first bearing surface is located at the first support elastomer Lower section when, first bearing surface prop up this first support elastomer and oppress this first support elastomer, make this first support The length reduction of elastomer is the first length so that the first support elastomer applies the first active force to first keycap, this When the moveable ultimate range of the first keycap be the pre-determined distance；When second bearing surface is located at the first support elastomer During lower section, which props up the first support elastomer and oppresses the first support elastomer, makes the first support bullet Property body length reduction be the second length so that this first support elastomer to first keycap apply the second active force, wherein, Second length is less than first length so that second active force is more than first active force, and first keycap is removable at this time Dynamic ultimate range is still the pre-determined distance.
As optional technical solution, first bearing surface and second bearing surface are horizontal plane, which also has Slope surface is guided, which be located between first bearing surface and second bearing surface, this first supports elastomer can be by The guiding slope surface, is smoothly moved between first bearing surface and second bearing surface.
In addition, the present invention also proposes another keyboard, which includes circuit board, the first keycap, adjustment part, the first power transmission Part and the first support elastomer.The circuit board has first switch；First keycap is arranged above the first switch, this One keycap can move between high position and lower position along a first direction, the high position and the lower position interval pre-determined distance, should During first keycap is from the high position toward the lower position moving process, which triggers the first switch；The adjustment part has First bearing surface and the second bearing surface, the adjustment part can be moved along second direction between first position and the second place, this One direction intersects after extension with the second direction；First force transmission element is arranged at the top of the adjustment part, when the adjustment part position When the first position, which is located at the lower section of first force transmission element, when the adjustment part is located at the second place, Second bearing surface is located at the lower section of first force transmission element；The upper end of the first support elastomer abuts first keycap, this The lower end of one support elastomer abuts first force transmission element, which can apply active force to first keycap, First keycap tendency is set to leave the lower position and be moved towards the high position；When first bearing surface is located at first force transmission element Lower section when, first bearing surface prop up first force transmission element and oppress this first support elastomer, make this first support elasticity The length reduction of body is the first length so that the first support elastomer applies the first active force to first keycap, at this time should The moveable ultimate range of first keycap is the pre-determined distance；When second bearing surface is located at the lower section of first force transmission element, Second bearing surface props up first force transmission element and oppresses the first support elastomer, makes the length contracting of the first support elastomer Short is the second length so that the first support elastic component applies the second active force to first keycap, wherein, second length is small In first length so that second active force is more than first active force, at this time the moveable ultimate range of the first keycap Still it is the pre-determined distance.
As optional technical solution, which also has the second keycap, the second support elastomer, the second force transmission element；Should Second keycap can be moved along the first direction between high position and lower position, which also has second switch；The adjustment Part also has the 3rd bearing surface and the 4th bearing surface, which is arranged at the top of the adjustment part；When the adjustment part position When the first position, the 3rd bearing surface is located at the lower section of second force transmission element, when the adjustment part is located at the second place, 4th bearing surface is located at the lower section of second force transmission element；The upper end of the second support elastomer abuts second keycap, this The lower end of two support elastomers abuts second force transmission element, which can apply active force to second keycap, Make second keycap tendency leave the lower position to move towards the high position；When the 3rd bearing surface is located at second force transmission element During lower section, the 3rd bearing surface props up second force transmission element and oppresses the second support elastomer, makes the second support elastomer Length reduction be the 3rd length so that the second support elastomer applies the 3rd active force to second keycap, wherein, this Three length are equal to first length, thus the 3rd active force is equal to first active force, and first keycap is moveable at this time Ultimate range is the pre-determined distance；When the 4th bearing surface is located at the lower section of second force transmission element, the 4th bearing surface props up Second force transmission element and oppress this second support elastomer, make this second support elastomer length reduction be the 4th length, make Obtain the second support elastomer and the 4th active force is applied to second keycap, wherein, the 4th length is equal to second length, because And the 4th active force is equal to second active force, the moveable ultimate range of the second keycap is still the pre-determined distance at this time.
As optional technical solution, which further includes loading plate, which is arranged on the loading plate, the circuit Plate is perforated with circuit board, which perforates with loading plate, which has the first power transmission arm being disposed adjacent With the first hollow-out parts, which each can wear this through loading plate perforation with the circuit board respectively with the circuit board First force transmission element simultaneously enters first hollow-out parts.
As optional technical solution, which is arc structure, and the arcuation extension angle of the arc structure is small In 180 degree.
As optional technical solution, which there is a pair of circuit board to perforate, which there is a pair of this to hold Support plate is perforated, which has a pair of power transmission arm so that first force transmission element has U-shaped section.
As optional technical solution, which is hollow ring body, the lower section indent of first keycap Equipped with first annular accommodating groove, which is placed in the first annular accommodating groove, when first keycap is at this When being moved between lower position and the high position, which stretches in the first annular accommodating groove.
As optional technical solution, which further includes the first triggering elastomer, is recessed with below first keycap First central accommodating groove, the first triggering elastomer are arranged in the first central accommodating groove, and the first triggering elastomer tool There is first to press portion, during first keycap is moved towards the lower position, which triggers the first switch, The first triggering elastomer is even resulted in shrink in the first central accommodating groove.
As optional technical solution, which further includes keyboard case, which also has operation portion, the operation portion Extend outside the keyboard case.
As optional technical solution, which has the first guiding wall, the first guiding wall guided this first Elastomer is supportted in the direction dilatation intersected with first keycap.
Compared to prior art, keyboard of the invention is provided with support elastomer and adjustment part, the adjustment part can adjust Elastomer restoring force caused by after keycap is depressed every time is supported, uses and returns to initial position after changing keycap pressing The size of speed and pressing force needed for operation keycap, can then meet that most of computer users will for pressing the feel of keycap Ask.
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 schematic perspective view of the first embodiment of keyboard of the present invention；
Fig. 2 is the decomposition diagram of keyboard shown in Fig. 1；
Fig. 3 A are the schematic cross-section of the first state of keyboard shown in Fig. 1；
Fig. 3 B are the schematic cross-section of the second state of keyboard shown in Fig. 1；
Fig. 3 C are the schematic cross-section of the third state of keyboard shown in Fig. 1；
Fig. 4 is the schematic cross-section of the second embodiment of keyboard of the present invention；
Fig. 5 A are the schematic cross-section of the 3rd embodiment of keyboard of the present invention；
Fig. 5 B are the schematic diagram of the adjustment part of keyboard shown in Fig. 5 A；
Fig. 6 is the schematic cross-section of the fourth embodiment of keyboard of the present invention.
Embodiment
Present invention generally provides a kind of keyboard, the keyboard Designing provided has adjustment part, and adjustment part can adjust keycap every The secondary depressed rear size for receiving restoring force, uses the speed for changing and initial position being returned after keycap presses, can then expire The most of computer users of foot are required for pressing the feel of keycap.
Herein below will arrange in pairs or groups attached drawing, and the technology contents of the present invention are illustrated by specific concrete structure example, are familiar with this skill The personage of art can be understood other advantages and effect of the present invention easily by content disclosed in the present specification.The present invention also can be by Implemented or applied by other different concrete structure examples.The various details in this specification can also be based on different viewpoints with answering With, under the spirit without departing substantially from the present invention, the various modifications of progress and change.Especially, the ratio of each element is closed in attached drawing System and relative position only have exemplary use, not represent the actual state that the present invention is implemented.
In addition, it should be noted that to make disclosure is more succinct to be readily apparent that, it is identical or near in following configuration example It will be illustrated like the element of function using identical symbol, and omit the description of identical or impartial feature.
First embodiment：
Please also refer to Fig. 1 to Fig. 3 C, wherein, as shown in Fig. 2, the keyboard 1 of first embodiment has circuit board 11, keycap Group 12, adjustment part 13, support elastomer group 14, force transmission element group 15, loading plate 16, triggering elastomer group 17 and keyboard case 18. Force transmission element group 15 has the first force transmission element 151 and the second force transmission element 152.Circuit board 11 is arranged on loading plate 16, circuit board 11 113 are perforated with being located at second with first switch 111, second switch 112, a pair of of circuit board positioned at the side of first switch 111 A pair of of circuit board perforation 114 on the side of switch 112.Circuit board perforation 113,114 is arc structure, it is preferred that from vertical view From the point of view of angle, the arcuation extension angle of the arc structure is less than 180 degree.Loading plate 16, which has, perforates circuit board corresponding to this 113 a pair of of loading plate perforation 161, and loading plate 16 corresponds to a pair of of loading plate perforation 162 to circuit board perforation 114. Keycap set 12 has the first keycap 121 and the second keycap 122.
As shown in Figure 3A, the lower section of the first keycap 121 is recessed with the first central accommodating groove 1212, the second keycap 122 Side is recessed with the second central accommodating groove 1222.Triggering elastomer group 17 has the first triggering triggering elasticity of elastomer 171 and second Body 172.First triggering elastomer 171 is arranged in the first central accommodating groove 1212, and is set in 171 lower section of the first triggering elastomer It is equipped with first and presses portion 1711；Second triggering elastomer 172 is arranged in the second central accommodating groove 1222, and triggers bullet in second Property body 172 has been respectively arranged below second and has pressed portion 1721.
The initial set up position of first keycap 121 is located on the high position HP of the top of first switch 111；Second keycap 122 Initial set up position be located on the high position HP of the top of second switch 112.First keycap 121 and the second keycap 122 are along Z After direction of principal axis (or first direction, similarly hereinafter) depressed power, high position HP that can be initial as shown in Fig. 3 A is moved to Fig. 3 B institutes The lower position LP shown, in this moving process, first presses portion 1711 and second presses portion 1721 and can first move down and distinguish Each triggering first switch 111 and second switch 112, to produce corresponding trigger signal in circuit board 11.Then, if using Person, which continues on, presses the first keycap 121 and the second keycap 122 under Z-direction, then first presses portion 1,721 first can be subject to hold 111 backstop is closed, and can not continue to move down with the first keycap 121, second, which presses portion 1721, can be subject to second switch 112 Backstop, and can not continue to move down with the second keycap 122, will so cause the first triggering elastomer 171 in first Oppressed and elastic shrinkage in the accommodating groove 1212 of centre, make the first keycap 121 can continue to move down, the second triggering elastomer 172 are oppressed and elastic shrinkage in the second central accommodating groove 1222, make the second keycap 122 can continue to move down, and The bounce after 172 each self-constriction of elastomer is triggered by the first triggering elastomer 171 and second, allows user to experience slightly Press pressure resistance, and lift the pressing feel of the first keycap 121 and the second keycap 122.In the present invention, high position HP is keycap Initial position when not being pressed, lower position LP are the pressing position after keycap is pressed, when keycap be located at high position HP with it is electric The vertical range of road plate 11 is more than the vertical range with circuit board 11 when keycap is located at lower position LP.
In addition, there is foregoing support elastomer group 14 first support elastomer 141 and second to support elastomer 142.In In this configuration example, it is hollow ring body, correspondingly, the first keycap that the first support elastomer 141 and second, which supports elastomer 142, First annular accommodating groove 1211 is recessed with 121 lower sections, for housing the first support elastomer 141；In the lower section of second keycap 122 The second ring-shaped accommodating groove 1221 is recessed with, for housing the second support elastomer 142.When the first keycap 121 and the second keycap 122 When being moved between lower position LP and high position HP, the first support elastomer 141 and second supports elastomer 142 respective respectively The dilatation in first annular 1211 and second ring-shaped accommodating groove 1221 of accommodating groove, and then respectively each to the first keycap 121 And second keycap 122 provide active force.First keycap 121 also has the first guiding wall 1213, and the first guiding wall 1213 is used to draw The first support elastomer 141 is led along Z-direction contraction distortion；Second keycap 122 also has the second guiding wall 1223, and second draws Guide wall 1223 is used to guide the second support elastomer 142 along Z-direction dilatation.
The upper and lower ends of first support elastomer 141 abut the first keycap 121 and the first force transmission element 151 respectively, second The upper and lower ends of support elastomer 142 abut the second keycap 122 and the second force transmission element 152 respectively, thus, the first force transmission element 151 can Upward active force is applied to the first keycap 121 by the first support elastomer 141, the first keycap 121 tendency is left lower position LP is moved towards high position HP；Second force transmission element 152 can apply upwards the second keycap 122 by the second support elastomer 142 Active force, makes the second keycap 122 tendency leave lower position LP and is moved towards high position HP.
More specifically, the first force transmission element 151 has the first hollow-out parts 1512, and the second force transmission element 152 has the second hollow out Portion 1522, and from the point of view of depression angle, first power transmission arm 1511 of first force transmission element 151 with a pair in arc structure, second Force transmission element 152 has a pair of the second power transmission arm 1521 in arc structure；From the point of view of horizontal side angle, the first force transmission element 151 And second force transmission element 152 there is " U " font section respectively.It is preferred that the arcuation extension angle of the arc structure is less than 180 Degree.First power transmission arm 1511 sequentially through this to loading plate perforation 161 with this to circuit board perforation 113, therefore loading plate 16 with Circuit board 11 can wear the first force transmission element 151 with circuit board perforation 113 through loading plate perforation 161 respectively and enter the first hollow out Portion 1512, allows first switch 111 to be located in the first hollow-out parts 1512；Second power transmission arm 1521 sequentially can wear loading plate through this Hole 162 with this to circuit board perforation 114, therefore loading plate 16 and circuit board 11 can be respectively through loading plate perforation 162 and circuits Plate perforation 114 wears the second force transmission element 152 and enters the second hollow-out parts 1522, allows second switch 112 to be located at the second hollow-out parts In 1522.
Adjustment part 13 have the first bearing surface 131, the second bearing surface 132, the 3rd bearing surface 133, the 4th bearing surface 134 with Operation portion 136.Operation portion 136 extends outside keyboard case 18, and operation portion 136 is force-applied and along X-direction (or second party To similarly hereinafter) (being intersected after extension with the direction of Z axis) be moved to second shown in Fig. 3 C as the first position P1 shown in Fig. 3 A Position P2.
First force transmission element 151 and the second force transmission element 152 are respectively arranged at the top of adjustment part 13.As shown in Figure 3A, behaviour is worked as When making portion 136 and being located at first position P1, the first bearing surface 131 props up the lower section of the first force transmission element 151, and the 3rd bearing surface 133 supports The firmly lower section of the second force transmission element 152, and each the support of compressing first elastomer 141 and second supports elastomer 142 respectively, makes the One support elastomer 141 and second support elastomer 142 length each shorten to respectively the first substantially close length L1 with 3rd length L3 (the first length L1 is equal to the 3rd length L3 in the present embodiment), and respectively each to the first keycap 121 and second Keycap 122 applies the first substantially close directed force F 1 and the 3rd directed force F 3, and (in the present embodiment, the first directed force F 1 is equal to the Three directed force Fs 3).As shown in Figure 3 C, when operation portion 136 is located at second place P2, the second bearing surface 132 and the 4th bearing surface 134 each prop up the lower section of the first force transmission element 151 and the second force transmission element 152 respectively, and each the support of compressing first is elastic respectively Body 141 and second supports elastomer 142, makes the length difference of the first support elastomer 141 and the second support elastomer 142 respective The second substantially close length L2 and the 4th length L4 (the second length L2 is equal to the 4th length L4 in the present embodiment) are shorten to, and Each apply 4 (this of the second substantially close directed force F 2 and the 4th directed force F to the first keycap 121 and the second keycap 122 respectively The second directed force F 2 is equal to the 4th directed force F 4 in embodiment).
It should be noted that the second length L2 is less than the first length L1 so that the second directed force F 2 is more than the first directed force F 1, Similarly, the 4th length L4 is less than the 3rd length L3 so that the 4th directed force F 4 is more than the 3rd directed force F 3, therefore, works as operation portion 136 by first position P1 when being moved to second place P2, and the first support elastomer 141 and second supports elastomer 142 each respectively It can be increased from the active force to the first keycap 121 and the application of the second keycap 122 so that the first keycap 121 and the second keycap 122 return Returning the speed of initial position can accelerate, i.e., the position of operation portion 136 can influence the first keycap 121 and the second keycap 122 returns Return the speed of initial position.In this way, the pressing release frequency that collocation user's finger is more dense to keycap, can improve the first keycap 121 and 122 time per unit of the second keycap in number round-trip between high position HP and lower position LP, and increase first switch 111 and 112 time per unit of second switch carry out the number of " triggering release " circulation, use and meet behaviour of the user for keyboard Make demand.
Further, since the pressing force that user applies for the first keycap 121 and the second keycap 122, to be respectively greater than the One support elastomer 141 and second supports the active force that elastomer 142 applies, and could allow the first keycap 121 and the second keycap 122 Move down.Therefore, when operation portion 136 is moved to second place P2 by first position P1, user to the first keycap 121 and The active force that second keycap 122 applies will increase, and so overcome the first support elastomer 141 and the second support elastomer 142 to apply The active force added, just can move down the first keycap 121 and the second keycap 122, and then smoothly trigger first switch 111 respectively And second switch 112, therefore the position of operation portion 136 can influence the first keycap 121 and the second keycap 122 for using The pressing feel of person.
Second embodiment：
Please also refer to Fig. 4, as shown in figure 4, the difference of second embodiment and first embodiment maximum is, second implements The keyboard of example eliminates the setting of triggering elastomer group, and directly by being formed at the first keycap 121 and the lower section of the second keycap 122 Press structure, respective triggering first switch 111 and second switch 112, in this way, can simplify the structure of keyboard, and is saved respectively Manufacture cost.
3rd embodiment：
Please also refer to Fig. 5 A to Fig. 5 B, as shown in Figure 5A, the difference of 3rd embodiment and first embodiment maximum is, Adjustment part 13 is arranged between triggering elastomer group 17 and circuit board 11 by the keyboard of 3rd embodiment, i.e., adjustment part 13 separates tactile Elastomer group 17 and circuit board 11 are sent out, thus formed with the through hole 137 shown in Fig. 5 B on adjustment part 13, and press portion for first 1711 and second press portion 1721 by, with reach triggering first switch 111 and second switch 112 purpose.
Fourth embodiment：
Please also refer to Fig. 6, as shown in fig. 6, the difference of fourth embodiment and first embodiment maximum is, the 4th implements Adjustment part 13 is arranged at the top of circuit board 11 by the keyboard of example, and eliminates the setting of force transmission element group, makes the first support elastic Body 141 and second supports the upper end of elastomer 142 each directly to abut the first keycap 121 and the second keycap 122, its lower end respectively Each directly the first bearing surface 131 of abutting adjustment part 13 and the 3rd bearing surface 133 or the second bearing surface 132 and the 4th supports respectively Junction 134.In fourth embodiment, the first bearing surface 131 and the 3rd bearing surface 133 are mutually level horizontal plane, and second 132 and the 4th bearing surface 134 of bearing surface is mutually level horizontal plane, and the height of the first bearing surface 131 and the 3rd bearing surface 133 Height of the degree less than the second bearing surface 132 and the 4th bearing surface 134.
Furthermore the adjustment part 13 shown in Fig. 6 also has guiding slope surface 135, guiding slope surface 135 is arranged at the first bearing surface 131 and second between bearing surface 132, and between the 3rd bearing surface 133 and the 4th bearing surface 134.First support elasticity Body 141 can smoothly be moved by guiding slope surface 135 between the first bearing surface 131 and the second bearing surface 132.Similarly, second Support elastomer 142 also can smoothly be moved by guiding slope surface 135 between the 3rd bearing surface 133 and the 4th bearing surface 134.
More specifically, when the first bearing surface 131 and the 3rd bearing surface 133 are each located on the first support elastomer respectively 141 and second support elastomer 142 lower section (even immediately below) when, the first bearing surface 131 and the 3rd bearing surface 133 can divide Do not prop up each and oppress the first support elastomer 141 and second and support elastomer 142, and respectively each to the first keycap 121 And second keycap 122 apply substantially close the first active force and the 3rd active force, make the first keycap 121 and the second keycap 122 Tendency returns to initial position.
When the second bearing surface 132 and the 4th bearing surface 134 are each located on the first support elastomer 141 and the second support respectively During lower section (immediately below even) of elastomer 142, the second bearing surface 132 and the 4th bearing surface 134 can be propped up each simultaneously respectively The support elastomer 141 and second of compressing first supports elastomer 142, and respectively each to the first keycap 121 and the second keycap 122 Apply substantially close the second active force and the 4th active force, the first keycap 121 and the second keycap 122 is inclined to and is returned just Beginning position.But since the height of the first bearing surface 131 and the 3rd bearing surface 133 is less than the second bearing surface 132 and the 4th abutting The height in face 134, thus the second active force and the 4th active force are more than the first active force and the 3rd active force.
Therefore, when 136 shift position of operation portion so that the first support elastomer 141 and second supports elastomer 142 by dividing The position of the first bearing surface 131 and the 3rd bearing surface 133 is not propped up, is each moved to props up the second bearing surface 132 and respectively During the position of four bearing surfaces 134, the first support elastomer 141 and second supports elastomer 142 to the first keycap 121 and the second key The active force that cap 122 each applies respectively can increase so that the speed of the first keycap 121 and the second keycap 122 return initial position Degree can be accelerated, i.e., the position of operation portion 136 can influence the first keycap 121 and the second keycap 122 returns to the speed of initial position Degree.In this way, the pressing release frequency that collocation user's finger is more dense to keycap, can improve the first keycap 121 and the second keycap Number round-trip between high position HP and lower position LP in 122 time per units, and increase first switch 111 and second switch 112 time per units carry out the number of " triggering release " circulation, use and meet operational requirements of the user for keyboard.
The pressing force applied due to the use of person for the first keycap 121 and the second keycap 122, will be respectively greater than the first support Elastomer 141 and second supports the active force that elastomer 142 applies, and can just move down the first keycap 121 and the second keycap 122.Thus, when 136 shift position of operation portion so that the first support elastomer 141 and second supports elastomer 142 by supporting respectively The firmly position of the first bearing surface 131 and the 3rd bearing surface 133, is each moved to and props up the second bearing surface 132 and the 4th and support respectively During the position of junction 134, the active force applied to the first keycap 121 and the second keycap 122 will increase, and so overcome the first support Elastomer 141 and second supports the active force that elastomer 142 applies, and can just make the first keycap 121 and the second keycap 122 to moving down It is dynamic, and then smoothly triggering first switch 111 and second switch 112 respectively, therefore the position of operation portion 136 can influence the The pressing feel of one keycap 121 and the second keycap 122 for user.
It should be noted that although switch is arranged at below keycap in above-described embodiment, it is of the invention in practical operation Switch may also set up in other positions.Such as in setting first switch 111 on the first force transmission element 151, in the lower section of the first keycap 121 The first guiding wall 1213 on be correspondingly arranged protrusion for triggering first switch 111 so that the first keycap 121 be pressed and from High position is toward (do not reach lower position before) in lower position moving process, the first keycap 121 triggering first switch 111.In addition First switch 111 can be also arranged on keyboard case 18, corresponding protrusion can be still arranged on the first guiding wall 1213.Use The position and the mode of triggering first switch 111 that person can set first switch 111 according to being actually needed, as long as meeting the first keycap 121 from high position toward lower position moving process in may be such that the triggering of the first keycap 121 first is opened (before not reaching lower position) Close 111.
In conclusion the present invention provides a kind of keyboard, it is provided with support elastomer and adjustment part, and support elastomer can be right Keycap applies active force, keycap tendency is left lower position and is moved towards high position, you can keycap is returned after pressing initially Position, the amount of force that adjustment part adjustable support elastomer applies keycap, you can adjustment support elastomer is every in keycap Secondary depressed rear caused restoring force, uses the speed of return initial position after adjustment keycap pressing, that is, adjusts per unit The pressable number of time keycap, the amount of force of application needed for also adjustable pressing keycap, and meeting most of computers makes User requires for pressing the feel of keycap.
By the above detailed description of preferred embodiments, it is intended to more clearly describe the feature of the present invention with spiritual, 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 various changes and has being arranged in the scope of the claims of the invention to be applied of equality.Cause This, the apllied scope of the claims of the present invention should make most broad explanation according to above-mentioned explanation, to cause it Cover all possible change and the arrangement of tool equality.

Claims (11)

  1. A kind of 1. keyboard, it is characterised in that including：
    Circuit board, the circuit board have first switch；
    First keycap, first keycap are arranged above the first switch, which can be along a first direction in high position Moved between lower position, the high position and the lower position interval pre-determined distance, first keycap is from the high position toward the lower position In moving process, which triggers the first switch；
    Adjustment part, the adjustment part have the first bearing surface and the second bearing surface, which can be along second direction at first Put and moved between the second place, which intersects after extension with the second direction；And
    First support elastomer, the upper end of the first support elastomer abut first keycap, under the first support elastomer End abuts the adjustment part, which can apply active force to first keycap, leave first keycap tendency The lower position and moved towards the high position；
    When first bearing surface is located at the lower section of the first support elastomer, which props up the first support elasticity Body and oppress this first support elastomer, make this first support elastomer length reduction be the first length so that this first Support elastomer and the first active force applied to first keycap, at this time the moveable ultimate range of the first keycap for this it is default away from From；
    When second bearing surface is located at the lower section of the first support elastomer, which props up the first support elasticity Body and oppress this first support elastomer, make this first support elastomer length reduction be the second length so that this first Support elastomer and the second active force is applied to first keycap, wherein, which is less than first length so that second work Firmly it is more than first active force, the moveable ultimate range of the first keycap is still the pre-determined distance at this time.
  2. 2. keyboard according to claim 1, it is characterised in that：First bearing surface and second bearing surface are horizontal plane, The adjustment part also has guiding slope surface, which is located between first bearing surface and second bearing surface, this first Support elastomer can smoothly be moved by the guiding slope surface between first bearing surface and second bearing surface.
  3. A kind of 3. keyboard, it is characterised in that including：
    Circuit board, the circuit board have first switch；
    First keycap, first keycap are arranged above the first switch, which can be along a first direction in high position Moved between lower position, the high position and the lower position interval pre-determined distance, first keycap is from the high position toward the lower position In moving process, which triggers the first switch；
    Adjustment part, the adjustment part have the first bearing surface and the second bearing surface, which can be along second direction at first Put and moved between the second place, which intersects after extension with the second direction；
    First force transmission element, first force transmission element are arranged at the top of the adjustment part, should when the adjustment part is located at the first position First bearing surface is located at the lower section of first force transmission element, and when the adjustment part is located at the second place, which is located at The lower section of first force transmission element；And
    First support elastomer, the upper end of the first support elastomer abut first keycap, under the first support elastomer End abuts first force transmission element, which can apply active force to first keycap, be inclined to first keycap Leave the lower position and moved towards the high position；
    When first bearing surface is located at the lower section of first force transmission element, which props up first force transmission element and oppresses The first support elastomer, the length reduction for making the first support elastomer is the first length so that the first support elastomer First active force is applied to first keycap, the moveable ultimate range of the first keycap is the pre-determined distance at this time；
    When second bearing surface is located at the lower section of first force transmission element, which props up first force transmission element and oppresses The first support elastomer, the length reduction for making the first support elastomer is the second length so that the first support elastic component Second active force is applied to first keycap, wherein, which is less than first length so that second active force is more than First active force, the moveable ultimate range of the first keycap is still the pre-determined distance at this time.
  4. 4. keyboard according to claim 3, it is characterised in that：The keyboard also have the second keycap, second support elastomer, Second force transmission element；Second keycap can be moved along the first direction between high position and lower position, which also has the Two switches；The adjustment part also has the 3rd bearing surface and the 4th bearing surface, which is arranged at the top of the adjustment part； When the adjustment part is located at the first position, the 3rd bearing surface is located at the lower section of second force transmission element, when the adjustment part is located at During the second place, the 4th bearing surface is located at the lower section of second force transmission element；The upper end of the second support elastomer abuts should Second keycap, the lower end of the second support elastomer abut second force transmission element, which can be to second key Cap applies active force, second keycap tendency is left the lower position and is moved towards the high position；
    When the 3rd bearing surface is located at the lower section of second force transmission element, the 3rd bearing surface props up second force transmission element and oppresses The second support elastomer, the length reduction for making the second support elastomer is the 3rd length so that the second support elastomer 3rd active force is applied to second keycap, wherein, the 3rd length is equal to first length, thus the 3rd active force is equal to First active force, the moveable ultimate range of the first keycap is the pre-determined distance at this time；And
    When the 4th bearing surface is located at the lower section of second force transmission element, the 4th bearing surface props up second force transmission element and oppresses The second support elastomer, the length reduction for making the second support elastomer is the 4th length so that the second support elastomer 4th active force is applied to second keycap, wherein, the 4th length is equal to second length, thus the 4th active force is equal to Second active force, the moveable ultimate range of the second keycap is still the pre-determined distance at this time.
  5. 5. keyboard according to claim 3, it is characterised in that：The keyboard further includes loading plate, which is arranged at this On loading plate, which perforates with circuit board, which perforates with loading plate, which has adjacent set The the first power transmission arm put and the first hollow-out parts, the loading plate can be respectively each through loading plate perforation and the electricity with the circuit board Road plate wears first force transmission element and enters first hollow-out parts.
  6. 6. keyboard according to claim 5, it is characterised in that：The first power transmission arm is arc structure, the arc structure Arcuation extension angle is less than 180 degree.
  7. 7. keyboard according to claim 5, it is characterised in that：There is the circuit board a pair of circuit board to perforate, the carrying There is plate a pair of loading plate to perforate, which has a pair of power transmission arm so that first force transmission element has U-shaped Section.
  8. 8. the keyboard according to claim 1 or 3, it is characterised in that：The first support elastomer is hollow ring body, this First annular accommodating groove is recessed with the lower section of one keycap, which is placed in the first annular accommodating groove, When first keycap moves between the lower position and the high position, the first support elastomer is in the first annular accommodating groove It is flexible.
  9. 9. the keyboard according to claim 1 or 3, it is characterised in that：The keyboard further includes the first triggering elastomer, this first The first central accommodating groove is recessed with below keycap, which is arranged in the first central accommodating groove, and should First triggering elastomer, which has, first presses portion, and during first keycap is moved towards the lower position, this first is pressed Portion triggers the first switch, when first keycap continues to move down, then can cause the first triggering elastomer at this in first Shunk in the accommodating groove of centre.
  10. 10. the keyboard according to claim 1 or 3, it is characterised in that：The keyboard further includes keyboard case, and the adjustment part is also With operation portion, which extends outside the keyboard case.
  11. 11. the keyboard according to claim 1 or 3, it is characterised in that：First keycap has the first guiding wall, this first Wall guided the first support elastomer is guided in the direction dilatation intersected with first keycap.
CN201610362178.XA 2015-08-10 2016-05-27 Keyboard Active CN106057535B (en)

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CN2015104857935 2015-08-10
CN201510485793.5A CN105206457A (en) 2015-08-10 2015-08-10 Keyboard

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CN201610362047.1A Active CN106024474B (en) 2015-08-10 2016-05-27 Press-key structure
CN201610362178.XA Active CN106057535B (en) 2015-08-10 2016-05-27 Keyboard

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CN106452416A (en) * 2016-08-22 2017-02-22 联想(北京)有限公司 Keyboard and electronic device
CN106683930B (en) * 2016-12-27 2019-02-26 苏州达方电子有限公司 Keyboard structure
CN106653435B (en) * 2017-01-04 2019-01-01 东莞市太业电子股份有限公司 A kind of mobile power source key switch
CN108089724A (en) * 2017-01-25 2018-05-29 东莞市凯华电子有限公司 Programmable key switchs
CN107068462B (en) * 2017-06-27 2020-04-14 捷讯精密橡胶（苏州）有限公司 Mechanical thin film keyboard
TWI685008B (en) * 2018-04-25 2020-02-11 仁寶電腦工業股份有限公司 Adjustable keyboard
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
CN109036922A (en) * 2018-08-07 2018-12-18 苏州达方电子有限公司 Keyboard
CN109786140A (en) * 2018-07-28 2019-05-21 珠海磐磊智能科技有限公司 The resetting-mechanism and switch of switch
CN109192579A (en) * 2018-10-31 2019-01-11 歌尔科技有限公司 Wrist wears class equipment and its key
CN109411280B (en) * 2018-11-15 2020-08-18 苏州达方电子有限公司 Press stroke adjustable key and keyboard thereof
CN111755273B (en) * 2019-03-28 2024-09-27 鸿富锦精密电子(郑州)有限公司 Key adjusting mechanism and electronic device
TWI717899B (en) * 2019-11-13 2021-02-01 宏碁股份有限公司 Key structure and keyboard
TWI756626B (en) 2020-02-06 2022-03-01 達方電子股份有限公司 Keyswitch structure and keyboard
TWI745965B (en) 2020-05-15 2021-11-11 達方電子股份有限公司 Keyboard and keyswitch and adjustment mechanism thereof
CN111739752B (en) * 2020-05-27 2023-05-23 淮安达方电子有限公司 Keyboard and key and adjusting mechanism thereof
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CN106024474B (en) 2018-07-31
CN106057535A (en) 2016-10-26
CN105206457A (en) 2015-12-30

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