CN107369584A - Press-key structure - Google Patents
Press-key structure Download PDFInfo
- Publication number
- CN107369584A CN107369584A CN201610317629.8A CN201610317629A CN107369584A CN 107369584 A CN107369584 A CN 107369584A CN 201610317629 A CN201610317629 A CN 201610317629A CN 107369584 A CN107369584 A CN 107369584A
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- CN
- China
- Prior art keywords
- pressure sensing
- displacement piece
- base
- press
- key structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- 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
- H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
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- Push-Button Switches (AREA)
Abstract
The present invention discloses a kind of press-key structure, including a displacement piece, a flexible member, a light-emitting component and a pressure sensing element.Pressure sensing element is arranged between flexible member and light-emitting component, and flexible member is arranged in displacement piece.When light-emitting component produces light beam, light beam may pass through pressure sensing element and be projected in displacement piece, press-key structure is lighted.When press-key structure is touched, displacement piece pushing and pressing flexible member, and flexible member can support pressure sensing element in response to different touch pressures, pressure sensing element is produced different pressure-sensing signals.
Description
Technical field
The present invention relates to a kind of press-key structure, more particularly to mechanical key structure.
Background technology
Common computer peripheral input unit includes mouse, keyboard and trace ball etc., and wherein keyboard can be straight
Connect and key in word and symbol to computer, therefore quite paid attention to by user and input unit manufacturer.
Wherein, relatively conventional is a kind of keyboard for including scissor connecting element.
Next explanation includes the framework of the press-key structure in the keyboard of scissor connecting element.Refer to
Fig. 1, it is the diagrammatic cross-sectional side elevation of existing press-key structure.Existing press-key structure 1 include button cap 11,
Scissor connecting element 12, elastic rubbery body 13, film switch circuit 14 and bottom plate 15, and bottom plate
15 is electric to carry button cap 11, scissor connecting element 12, elastic rubbery body 13 and thin film switch
Road 14.Wherein scissor connecting element 12 is to connecting bottom board 15 and button cap 11.
Film switch circuit 14 has more press-button contacts (not shown in the figures).The press-button contact is in being triggered
When export corresponding push button signalling.Elastic rubbery body 13 is arranged on film switch circuit 14 and one
Elastic rubbery body 13 corresponds to a press-button contact, when elastic rubbery body 13 is touched, elastic rubber
Colloid 13 deforms upon and presses press-button contact corresponding in film switch circuit 14 and produce button letter
Number.
Scissor connecting element 12 is between bottom plate 15 and button cap 11 and connects the two respectively.Cut
Blade connecting element 12 includes the first framework 121 and the second framework 122.The first of first framework 121
End is connected to button cap 11, and the second end of the first framework 121 is then connected to bottom plate 15.Elastic rubbery body
13 are surround by scissor connecting element 12.In addition, the first framework 121 includes the first button cap jack-post 1211
And the first bottom plate jack-post 1212.First framework 121 is connected by the first button cap jack-post 1211
Bottom plate 15 is connected in button cap 11, and using the first bottom plate jack-post 1212.And the second framework 122
Combined with the first framework 121, and the first end of the second framework 122 is connected to bottom plate 15, the second framework 122
The second end be then connected to button cap 11.Wherein, the second framework 122 includes the second button cap jack-post 1221
And the second bottom plate jack-post 1222.Second framework 122 is and even by its second button cap jack-post 1221
Button cap 11 is connected to, and bottom plate 15 is connected to using the second bottom plate jack-post 1222.
Next the operation situation that existing press-key structure 1 is pressed by user is illustrated.In Fig. 1, work as use
When person presses button cap 11, the stress of button cap 11 and pushing against scissor connecting element 12 makes its motion, therefore
Button cap 11 can move down relative to bottom plate 15 and press corresponding elastic rubbery body 13.Now,
Elastic rubbery body 13 deform upon and press film switch circuit 14 with trigger film switch circuit 14 by
Bonded point so that film switch circuit 14 exports corresponding push button signalling.And when user stops pressing
During button cap 11, the no longer stress of button cap 11 and stop pressing elastic rubbery body 13 so that elastic caoutchouc
Body 13 restores to the original state in response to its elasticity, while provides elastic restoring force up, and button cap 11 is therefore
And it is pushed back the position before being touched.
In response to the progress of science and technology, a kind of mechanical key structure is released on the market.Referring to Fig. 2, it is
The structural blast schematic diagram of existing machinery formula press-key structure.Existing machinery formula press-key structure 2 includes button cap
(not shown in the figures), base 21, upper lid 22, push piece 23, moving part 24, the first shell fragment 25,
Second shell fragment 26 and circuit board (not shown in the figures), the upper covering base 21 of lid 22, and upper lid 22 has
There is upper lid perforate 221, moving part 24 is arranged at the centre of base 21 and can be relative to base about 21
It is mobile.First shell fragment 25 is arranged on base 21 and close to the side wall of base 21, and the second shell fragment
26 are arranged on base 21 and between the shell fragment 25 of moving part 24 and first.Push piece 23 is with interlocking
Part 24 is arranged on base 21 jointly, push piece 23 through upper lid perforate 221 and can be with button cap knot
Close.Wherein, the first shell fragment 25 and the second shell fragment 26 are electrically connected in circuit board.
In Fig. 2, moving part 24 has protuberance 241, and it is from the side wall of moving part 24 toward the first shell fragment
25 direction extends and formed.On the other hand, the first shell fragment 25 includes fixed part 251 and springing part
252, fixed part 251 is fixed on base 21, and springing part 252 is extended by fixed part 251
And formed, springing part 252 can contact with the protuberance 241 of moving part 24 and relative to fixed part 251
It is mobile.
When user presses button cap, button cap down promotes push piece 23 so that connected company
Moving part 24 moves down, and now, the protuberance 241 of moving part 24 contacts with springing part 252 and along bullet
Dynamic portion 252 moves down.During moving part 24 quickly moves in response to the touch pressure of user,
Moving part 24 can quickly move through springing part 252 and its protuberance 241 pushing and pressing springing part 252, make springing
Portion 252 moves relative to fixed part 251 and hits the second shell fragment 26, passes through the first shell fragment 25 and second
The contact of shell fragment 26, circuit board export corresponding push button signalling.In the first shell fragment 25 and the second shell fragment
While 26 contact, it may occur that the sound, to provide the feedback sense that user has pressed really.
Because mechanical key structure 2 can send the sound of collision when button cap is pressed, it can give back
Feedback sense, therefore mechanical key structure 2 is liked by some users.However, existing machinery formula button
The function of structure 2 is relatively simple, and can not meet the needs of user.Therefore, how to provide multi-functional
Mechanical key structure be for a big problem.
The content of the invention
It is an object of the invention to provide a kind of Multifunctional press key structure, to meet the demand of user.
In a preferred embodiment, the present invention provides a kind of press-key structure, including a base, lid on one,
One displacement piece, a flexible member, a light-emitting component and a pressure sensing element.Lid is covered in this on this
Base, and lid has lid perforate on one on this.The displacement piece is arranged on the base and passes through to cover on this and opens
Hole, moved to touched relative to the base.The flexible member is sheathed in the displacement piece, and is somebody's turn to do
Light-emitting component is located at the lower section of the base, to produce a light beam, and projects the light beam to the displacement piece.
The pressure sensing element is located between the flexible member and the light-emitting component, and with the resilient element contacts,
A first pressure sensing signal is produced to receive one first strength, or receives one second strength and produces
One second pressure sensing signal；Wherein, the light beam caused by the light-emitting component is first through the pressure-sensing
Part and be projected to the displacement piece.
In a preferred embodiment, the present invention also provides a kind of press-key structure, including a base, lid on one,
One displacement piece, a flexible member, a light-emitting component and a pressure sensing element.Lid is covered in this on this
Base, and lid has lid perforate on one on this.The displacement piece is arranged on the base and passes through to cover on this and opens
Hole, moved to touched relative to the base.The flexible member is sheathed in the displacement piece, and is somebody's turn to do
Light-emitting component is located at the lower section of the base, to produce a light beam, and projects the light beam to the displacement piece.
The pressure sensing element is arranged in the displacement piece, and with the resilient element contacts, to receive one first
Strength and produce a first pressure sensing signal, or receive one second strength and produce a second pressure sensing
Signal；Wherein, the light beam caused by the light-emitting component is projected to the position through the pressure sensing element
Move part.
In short, being provided with light-emitting component in press-key structure of the present invention and with the position made by light transmissive material
Move part so that press-key structure has lighting function.Pressure sensing element is provided with again so that press-key structure
It can press strength in response to different and export different pressure-sensing signals, to lift the function of press-key structure
Property.Can thereby solve problem of the prior art.In addition, this bright press-key structure can be in response to the demand of user
And choose whether to set shell fragment to provide returning for user's pressing in the press-key structure for wherein, including shell fragment
Feedback sense, and the press-key structure for not including shell fragment can then have less volume, and press-key structure can be realized
It is lightening.
Brief description of the drawings
Fig. 1 is the structure schematic side view of existing press-key structure.
Fig. 2 is the structural profile schematic side view of existing machinery formula press-key structure.
Fig. 3 is structural representation of the press-key structure of the present invention in the first preferred embodiment.
Fig. 4 is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the first preferred embodiment.
Fig. 5 is the diagrammatic cross-sectional side elevation that press-key structure of the present invention is touched in the first preferred embodiment.
Fig. 6 is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the second preferred embodiment.
Fig. 7 is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the 3rd preferred embodiment.
Fig. 8 is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the 4th preferred embodiment.
Fig. 9 is the diagrammatic cross-sectional side elevation that press-key structure of the present invention is touched in the 5th preferred embodiment.
Wherein, description of reference numerals is as follows：
1st, 3,4,5,6,7 press-key structure
2 mechanical key structures
11st, 21,30 button cap
12 scissor connecting elements
13 elastic rubbery bodies
14 film switch circuits
15th, 25 bottom plate
21st, 31,41,51,61,71 base
22nd, cover on 32,42,52,62,72
23 push pieces
24 moving parts
25 first shell fragments
26 second shell fragments
33rd, 43,53,63,73 displacement piece
34th, 44,54,64,74 light-emitting component
35th, 45,55,65,75 flexible member
36th, 46,56,66,76 pressure sensing element
37th, 47,57,67,77 circuit board
48th, 68 shell fragment
121 first frameworks
122 second frameworks
241 protuberances
251 fixed parts
252 springing parts
311st, 411,511,611,711 first base perforate
312nd, 412,512,612,712 second base perforate
321st, lid perforate on 421,521,621,721
331st, 431,531,631,731 body
332nd, 432,532,632,732 connecting portion
333rd, 433,533,633,733 guide-lighting cylinder
361st, 461,561,661,761 attachment structure
362nd, 462,762 light pass through structure
434th, 634 pushing and pressing part
562nd, 662 perforate
734 trigger units
1211 first button cap jack-posts
1212 first bottom plate jack-posts
1221 second button cap jack-posts
1222 second bottom plate jack-posts
B light beams
Embodiment
The present invention provides a kind of multi-functional press-key structure, to solve prior art problem.Please refer to
Fig. 3 and Fig. 4, Fig. 3 are that the cross-sectional side view for press-key structure of the present invention in the first preferred embodiment shows
It is intended to, and Fig. 4 is the diagrammatic cross-sectional side elevation for press-key structure of the present invention in the first preferred embodiment.
Press-key structure 3 includes button cap 30, base 31, upper lid 32, displacement piece 33, light-emitting component 34, bullet
Property element 35, pressure sensing element 36 and circuit board 37.Circuit board 37 is disposed on base 31
Lower section, and upper lid 32 is covered in base 31, and there is upper lid 32 the upper lid corresponding to displacement piece 33 to open
Hole 321 so that button cap 30 is able to be connected with the first end of displacement piece 33.Displacement piece 33 is arranged at bottom
It is able to be connected with button cap 30 on seat 31 and through upper lid perforate 321, the function of displacement piece 33 is quilt
User can move when pressing relative to base 31.Flexible member 35 is sheathed in displacement piece 33, and is sent out
Optical element 34 is arranged on circuit board 37 and positioned at the lower section of base 31, and its function is generation light beam B,
And projecting beam B is to displacement piece 33.Pressure sensing element 36 is arranged on base 31 and positioned at elasticity member
Between part 35 and light-emitting component 34, and the upper surface of pressure sensing element 36 connects with flexible member 35
Touch, the function of pressure sensing element 36 produces the first pressure to be supported by flexible member 35 with the first strength
Power sensing signal, or supported by flexible member 35 with the second strength and produce second pressure sensing signal.Its
In, circuit board 37 is electrically connected at light-emitting component 34 and pressure sensing element 36.Preferably implement in this
In example, flexible member 35 is can to use light emitting diode (LED) for helical spring, light-emitting component 34,
And circuit board 37 is for printed circuit board (PCB) (PCB).
In Fig. 4, displacement piece 33 includes body 331, connecting portion 332 and guide-lighting cylinder 333.Connection
Portion 332 is disposed in the first end of body 331, and it can be connected with button cap 30.Guide-lighting cylinder 333
It is arranged on the second end of body 331 and passes through close to light-emitting component 34, its function for guiding light beam B
Connecting portion 332 and be projected to button cap 30.On the other hand, flexible member 35 is to be sheathed on guide-lighting cylinder
Contacted on 333 and with pressure sensing element 36, its function makes position to provide an elastic force to displacement piece 33
Part 33 is moved up to move relative to base 31.In this preferred embodiment, body 331, connecting portion 332
And guide-lighting cylinder 333 is with made by light transmissive material, and guide-lighting cylinder 333 is with reference to assembling mode
It is arranged at the lower section of body 331.
In addition, base 31 includes first base perforate 311 and second base perforate 312, first base
Perforate 311 and second base perforate 312 are all arranged at the bottom of base 31, first base perforate 311
Close to light-emitting component 34, and second base perforate 312 is then located at the side of first base perforate 311.
And pressure sensing element 36 includes multi-link structure 361 and light passes through structure 362, multi-link structure 361
Circuit board 37 is connected to through second base perforate 312, to establish pressure sensing element 36 and circuit
Electric connection between plate 37.In this preferred embodiment, attachment structure 361 be for connecting line, it is but non-
As limit.In another preferred embodiment, attachment structure can also use metallic pin.
On the other hand, light is available for light beam B caused by light-emitting component 34 sequentially to wear by structure 362
The light for crossing holes on base 311 and pressure sensing element 36 is projected to displacement piece 33 by structure 362
Connecting portion 331, be projected to button cap 30 again afterwards, make press-key structure 3 that there is lighting function.Yu Ben
In preferred embodiment, light is for perforate by structure 362, and it can also make guide-lighting cylinder 333 be inserted into it
In, it is only that illustration is used, rather than as limit.In another preferred embodiment, light by structure also
Translucent construction can be used, and the guide-lighting cylinder of displacement piece will not then stretch into its light and pass through in structure.
Next explanation user presses the operation situation of press-key structure 3 of the present invention, please refer to Fig. 3,
Fig. 4 and Fig. 5, Fig. 5 are the sections being touched for press-key structure of the present invention in the first preferred embodiment
Schematic side view.When user gently presses button cap 30, the stress of button cap 30 and down push against displacement piece
33, make displacement piece 33 as button cap 30 moves down relative to base 31.In displacement piece 33 down
In mobile process, the compression elastic element 35 of body 331, as shown in Figure 5.So that flexible member 35
Pressure sensing element 36 is supported with the first strength, therefore, pressure sensing element 36, which produces, corresponds to first
The first pressure sensing signal of strength, and exported by circuit board 37.When user no longer presses button cap
When 30, flexible member 35 is replied in response to its elasticity by compressive state, to provide elastic force to displacement piece
33, the position for making displacement piece 33 up be moved relative to base 31 and returning back to before being touched.
When user's weight button cap 30, the stress of button cap 30 and down push against displacement piece 33, make position
Part 33 is moved as button cap 30 moves down relative to base 31.In the mistake that displacement piece 33 moves down
Cheng Zhong, the compression elastic element 35 of body 331, as shown in Figure 5.So that flexible member 35 is with more than
Second strength of one strength supports pressure sensing element 36, and therefore, pressure sensing element 36 produces corresponding
Exported in the second pressure sensing signal of the second strength, and by circuit board 37.As for press-key structure 3
The running of reset be with it is above-mentioned similarly, and repeat no more.In other words, press-key structure 3 of the present invention can be because
Answer it is different press strength and export different pressure-sensing signals, and can believe in response to different pressure-sensing
Number and perform different instructions, with enrich press-key structure feature.
Furthermore the present invention also provides the second preferred embodiment from the above-mentioned different practices.Referring to Fig. 6,
It is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the second preferred embodiment.Press-key structure 4 wraps
Include button cap (not shown in the figures), base 41, upper lid 42, displacement piece 43, light-emitting component 44, bullet
Property element 45, pressure sensing element 46, circuit board 47 and shell fragment 48.Wherein, base 41 includes
First base perforate 411 and second base perforate 412, upper lid 42 have corresponding to displacement piece 43
Upper lid perforate 421, and pressure sensing element 46 includes multi-link structure 461 and light passes through structure 462.
The structure and function of each element of the press-key structure 4 of this preferred embodiment are generally preferably implemented with foregoing
Example is identical, and something in common repeats no more.The press-key structure 4 of this preferred embodiment is preferably implemented with foregoing
The difference of example has two, first, and press-key structure 4 also includes shell fragment 48.Second, displacement piece 43
Structure is different.
In Fig. 6, shell fragment 48 is disposed on base 41 and positioned at the side of displacement piece 43.Displacement piece
43 include body 431, connecting portion 432, guide-lighting cylinder 433 and pushing and pressing part 434.Connecting portion 432
It is disposed in the first end of body 431, it can be connected with button cap.Guide-lighting cylinder 433 is arranged at this
On second end of body 431, and close to light-emitting component 44.Pushing and pressing part 434 is from body 431 toward extension
Stretch and formed, and close to shell fragment 48.The function of pushing and pressing part 434 is relative to base in displacement piece 43
Shell fragment 48 is supported during 41 movement, shell fragment 48 is swung and is hit pushing and pressing part 434, to produce the sound.In
In this preferred embodiment, connecting portion 432, guide-lighting cylinder 433 and pushing and pressing part 434 are and body one
Shaping, and body 431, connecting portion 432 and guide-lighting cylinder 433 are with made by light transmissive material.
Simple declaration user presses the operation situation of press-key structure 4 of the present invention：When user gently presses button
During cap, button cap stress and down push against displacement piece 43, make displacement piece 43 as button cap is the bottom of relative to
Seat 41 moves down.During displacement piece 43 moves down, the compression elastic element 45 of body 431,
So that flexible member 45 supports pressure sensing element 46 with the first strength, and therefore, pressure sensing element 46
The first pressure sensing signal corresponding to the first strength is produced, and is exported by circuit board 47.On the other hand,
While displacement piece 43 moves down, shell fragment 48 is supported in the pushing and pressing part 434 to move down, makes shell fragment
48 swing in response to its elasticity and hit pushing and pressing part 434, to produce the sound.When user no longer press by
During keycap, flexible member 45 is replied in response to its elasticity by compressive state, to provide elastic force to displacement piece
43, the position for making displacement piece 43 up be moved relative to base 41 and returning back to before being touched.As for making
The operation situation of user's weight button cap is for similarly, and is repeated no more.
In short, the press-key structure 4 of this preferred embodiment is because being provided with shell fragment 48 and pushing and pressing part 434,
During button cap is touched, press-key structure 4 can be in response to the start of shell fragment 48 and pushing and pressing part 434
And the sound is sent, to provide the feedback sense that user presses really.
Furthermore the present invention also provides the 3rd preferred embodiment from the above-mentioned different practices.Referring to Fig. 7,
It is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the 3rd preferred embodiment.Press-key structure 5 wraps
Include button cap (not shown in the figures), base 51, upper lid 52, displacement piece 53, light-emitting component 54, bullet
Property element 55, pressure sensing element 56 and circuit board 57, and upper lid 52 have correspond to displacement piece
53 upper lid perforate 521, and displacement piece 53 includes body 531, connecting portion 532 and guide-lighting cylinder 53.
The structure and function of each element of the press-key structure 5 of this preferred embodiment are generally preferable with foregoing first
Embodiment is identical, and something in common repeats no more.The press-key structure 5 of this preferred embodiment and first preferable
The difference of embodiment is that the set location and set-up mode of pressure sensing element 56 are different.
In Fig. 7, pressure sensing element 56 is arranged on the guide-lighting cylinder 533 of displacement piece 53, wherein,
Pressure sensing element 56 includes multi-link structure 561 and perforate 562, the function of multi-link structure 561
To establish the electric connection between pressure sensing element 56 and circuit board 57.And perforate 562 is available for leaded light
Cylinder 533 passes through so that pressure sensing element 56 is able to be arranged on guide-lighting cylinder 533.Separately
On the one hand, flexible member 55 is sheathed on the guide-lighting cylinder 533 of displacement piece 53 and and pressure sensing element
56 lower surface contact that is, the pressure sensing element 56 of this preferred embodiment is set with upside down.
Simple declaration user presses the operation situation of press-key structure 5 of the present invention：When user gently presses button
During cap, button cap stress and down push against displacement piece 53, make displacement piece 53 as button cap is the bottom of relative to
Seat 51 moves down.During displacement piece 53 moves down, the pressure of guide-lighting cylinder 533 is arranged at
Power sensing element 56 also with move down and compression elastic element 55.The flexible member 55 that is compressed with
Base 51 contacts and produces reaction force to pressure sensing element 56, meanwhile, the body 531 of displacement piece 53
Also strength is provided to pressure sensing element 56.That is, displacement piece 53 and flexible member 55 are jointly with first
Strength supports pressure sensing element 56, and therefore, pressure sensing element 56 is produced corresponding to the first strength
First pressure sensing signal, and exported by circuit board 57.When user no longer presses button cap, bullet
Property element 55 in response to its elasticity and replied by compressive state, to provide elastic force to pressure sensing element 56
And displacement piece 53, the position for making displacement piece 53 up be moved relative to base 51 and returning back to before being touched
Put.Operation situation as user's weight button cap is for similarly, and is repeated no more.
Specifically have two, first, the guide-lighting cylinder 533 of this preferred embodiment can combine assembling
Mode is arranged at the lower section of body 531, can also be set with 531 integrally formed mode of body.Second,
Although pressure sensing element 56 is arranged on guide-lighting cylinder 533 and further away from circuit board 57, feeling of stress
Survey element 56 still can be electrically connected at circuit board 57 by multi-link structure 561.Wherein, due to pressure
Sensing element 56 and multi-link structure 561 made by flexible material all to have pliability, therefore in pressure
Power sensing element 56 with displacement piece 53 move up and down when, bending that multi-link structure 561 can be corresponding
Or fracture is stretched without, to maintain the electric connection of pressure sensing element 56 and circuit board 57.
Furthermore the present invention also provides the 4th preferred embodiment from the above-mentioned different practices.Referring to Fig. 8,
It is diagrammatic cross-sectional side elevation of the press-key structure of the present invention in the 4th preferred embodiment.Press-key structure 6 wraps
Include button cap (not shown in the figures), base 61, upper lid 62, displacement piece 63, light-emitting component 64, bullet
Property element 65, pressure sensing element 66, circuit board 67 and shell fragment 68.Wherein, base 61 includes
First base perforate 611 and second base perforate 612, upper lid 62 have corresponding to displacement piece 63
Upper lid perforate 621, pressure sensing element 66 include multi-link structure 661 and perforate 662, and displacement
Part 63 includes body 631, connecting portion 632, guide-lighting cylinder 633 and pushing and pressing part 634.Press-key structure 6
Each element structure and function it is generally identical with foregoing preferred embodiment, and something in common is no longer superfluous
State.The press-key structure 6 of this preferred embodiment and the difference of foregoing second preferred embodiment are, press
The set location and set-up mode of power sensing element 66 are different.
In Fig. 8, pressure sensing element 66 is arranged on the guide-lighting cylinder 633 of displacement piece 63, wherein,
The perforate 662 of pressure sensing element 66 is available for guide-lighting cylinder 633 to pass through so that pressure sensing element
66 are able to be arranged on guide-lighting cylinder 633.On the other hand, flexible member 66 is sheathed on displacement piece 63
Guide-lighting cylinder 633 on and contact with the lower surface of pressure sensing element 66, that is, this preferred embodiment
Pressure sensing element 66 be to be set with upside down.
Simple declaration user presses the operation situation of press-key structure 6 of the present invention：When user touch pressure by
During keycap, button cap stress and down push against trigger member displacement piece 63, make trigger member displacement piece 63 with
Button cap moves down relative to base 61.During trigger member displacement piece 63 moves down, if
Be placed in the pressure sensing element 66 of guide-lighting cylinder 633 also with move down and second connecting portion 333 is compressed
Flexible member 65.It is being compressed and flexible member 65 contacts with base 61 and produces reaction force to pressure
Sensing element 66, meanwhile, the body 631 of displacement piece 63 also provides strength to pressure sensing element 66.
That is, displacement piece 63 supports pressure sensing element 66 with the first strength jointly with flexible member 65, therefore,
Pressure sensing element 66 produces the first pressure sensing signal corresponding to the first strength, and passes through circuit board
67 outputs.On the other hand, while trigger member displacement piece 63 moves down, what is moved down pushes away
Support 634 supports shell fragment 68, shell fragment 68 is swung in response to its elasticity and hits pushing and pressing part 634, with production
The raw sound.When user no longer presses button cap, flexible member 65 is in response to its elasticity and by compressive state
Reply, to provide elastic force to pressure sensing element 66 and displacement piece 63, make displacement piece 63 relative to
The position that base 61 is up moved and returned back to before being touched.As for the running feelings of user's weight button cap
Shape is for similarly, and is repeated no more.
In addition, the present invention also provides the 5th preferred embodiment from the above-mentioned different practices.Referring to Fig. 9,
It is the diagrammatic cross-sectional side elevation that press-key structure of the present invention is touched in the 5th preferred embodiment.By bond
Structure 7 includes button cap (not shown in the figures), base 71, upper lid 72, displacement piece 73, light-emitting component
74th, flexible member 75, pressure sensing element 76, circuit board 77 and shell fragment 78.Wherein, base 71
Including first base perforate 711 and second base perforate 712, upper lid 72, which has, corresponds to displacement piece 73
Upper lid perforate 721, and pressure sensing element 76 includes multi-link structure 761 and light and passes through structure
762.The structure and function of each element of the press-key structure 7 of this preferred embodiment generally with it is foregoing preferably
Embodiment is identical, and something in common repeats no more.The press-key structure 7 of this preferred embodiment and foregoing first
The difference of preferred embodiment is that the structure of displacement piece 73 is different.
In addition to body 731, connecting portion 732 and guide-lighting cylinder 733, it also includes displacement piece 73
Trigger unit 734, trigger unit 734 are to be extended outward by body 731 and formed, when displacement piece 73 relative to
When base 71 moves, flexible member 75 supports pressure sensing element 76, meanwhile, trigger unit 734 is also supported
Pressure on top surface sensing element 76, pressure sensing element 76 is set to receive to come from flexible member 75 and trigger unit 734
The third force that is there is provided and produce the 3rd pressure-sensing signal.Therefore, press-key structure can further be lifted
7 feature.
In a preferable practice, press-key structure of the present invention may also be combined with lighting function and pressure-sensing function,
Such as：When user gently presses button cap, circuit board exports corresponding first pressure sensing signal, and
Light-emitting component can be controlled to produce light beam with the first illumination effect in response to first pressure sensing signal.Work as use
During person's weight button cap, circuit board exports corresponding second pressure sensing signal, and can be in response to the second pressure
Power sensing signal and control light-emitting component with the second illumination effect produce light beam.Wherein the first illumination effect can
For the light beam slowly flashed, and the second illumination effect can be the light beam of fast blink, thereby be available for users to
Visually to pick out it as light pressure function or weight function.Above-mentioned combination lighting function and feeling of stress measurement of power
The description of energy is only that illustration is used, not so limited.
Specifically, do not limit only can be by displacement piece or flexible member for press-key structure of the present invention
To trigger pressure sensing element, in addition to displacement piece or flexible member, press-key structure of the present invention can also be adopted
With the following practice：In the inner side of base and close to pressure sensing element part, one elastic construction is set, when
When displacement piece moves relative to base, displacement piece can promote elastic construction, elastic construction is triggered feeling of stress
Element is surveyed, and produces corresponding pressure-sensing signal.
Understood according to above-mentioned, light-emitting component and made with light transmissive material is provided with press-key structure of the present invention
Into displacement piece so that press-key structure has lighting function.Pressure sensing element is provided with again so that is pressed
Bond structure can press strength and export different pressure-sensing signals in response to different, to lift press-key structure
Feature.Can thereby solve problem of the prior art.In addition, this bright press-key structure can be in response to user
Demand and choose whether set shell fragment in the press-key structure for wherein, including shell fragment can provide user by
The feedback sense of pressure, and the press-key structure for not including shell fragment can then have less volume, and button can be realized
Structure it is lightening.
Presently preferred embodiments of the present invention is the foregoing is only, is not limited to the claim of the present invention,
Therefore it is every other without departing from the lower equivalent change or modification completed of spirit disclosed in this invention, all should
It is contained in the range of claims of the present invention.
Claims (13)
1. a kind of press-key structure, including：
One base；
Covered on one, be covered in the base, and lid has lid perforate on one on this；
One displacement piece, it is arranged on the base and through lid perforate on this, to touched relative to this
Base moves；
One flexible member, it is sheathed in the displacement piece；
One light-emitting component, positioned at the lower section of the base, to produce a light beam, and project the light beam and extremely should
Displacement piece；
One pressure sensing element, between the flexible member and the light-emitting component, and it is first with the elasticity
Part is contacted, and a first pressure sensing signal is produced to receive one first strength, or receives one second power
Measure and produce a second pressure sensing signal；Wherein, the light beam caused by the light-emitting component passes through the pressure
Power sensing element and be projected to the displacement piece.
2. press-key structure as claimed in claim 1, the wherein displacement piece include：
One body；
One connecting portion, it is arranged in a first end of the body, to be connected with a button cap；And
One guide-lighting cylinder, it is arranged on one second end of the body, and close to the light-emitting component；Wherein,
When the displacement piece moves relative to the base, the body pushes against the flexible member, supports the flexible member
Push up the pressure sensing element.
3. press-key structure as claimed in claim 2, the wherein body, the connecting portion and the light-guiding pillar
Body is with made by a light transmissive material, and the flexible member is sheathed on the guide-lighting cylinder.
4. press-key structure as claimed in claim 2, in addition to a shell fragment, it is arranged on the base and position
In the side of the displacement piece；And the displacement piece also includes a pushing and pressing part, extended outward by the body and formed,
And close to the shell fragment, to support the shell fragment when displacement piece moves relative to the base, make the bullet
Piece swings and hits the pushing and pressing part, to produce the sound.
5. press-key structure as claimed in claim 2, the wherein displacement piece also include a trigger unit, by this
Body extends and formed outward, when the displacement piece moves relative to the base, to support the feeling of stress
Element is surveyed, the pressure sensing element is received a third force and is produced one the 3rd pressure-sensing signal.
6. press-key structure as claimed in claim 1, in addition to a circuit board, are arranged under the base
Side and it is electrically connected at the light-emitting component and the pressure sensing element；Wherein, when the pressure sensing element
When being triggered, the circuit board exports the first pressure sensing signal or the second pressure sensing signal.
7. there is a light to pass through knot for press-key structure as claimed in claim 1, the wherein pressure sensing element
Structure, the light beam is set to may pass through the light by structure to be projected to the displacement piece.
8. a kind of press-key structure, including：
One base；
Covered on one, be covered in the base, and lid has lid perforate on one on this；
One displacement piece, it is arranged on the base and through lid perforate on this, to touched relative to this
Base moves；
One flexible member, it is sheathed in the displacement piece；
One light-emitting component, positioned at the lower section of the base, to produce a light beam, and project the light beam and extremely should
Displacement piece；
One pressure sensing element, be arranged in the displacement piece, and with the resilient element contacts, to receive
One first strength and produce a first pressure sensing signal, or receive one second strength and produce one second pressure
Power sensing signal.
9. press-key structure as claimed in claim 8, the wherein displacement piece include：
One body；
One connecting portion, it is arranged in a first end of the body, to be connected with a button cap；And
One guide-lighting cylinder, it is arranged on one second end of the body, and close to the light-emitting component；Wherein,
When the displacement piece moves relative to the base, the body or the flexible member support the pressure sensing element.
10. press-key structure as claimed in claim 9, the wherein body, the connecting portion and the leaded light
Cylinder is with made by a light transmissive material, and the pressure sensing element and the flexible member are sheathed on this and led
On light beam body.
11. press-key structure as claimed in claim 9, in addition to a shell fragment, be arranged on the base and
Positioned at the side of the displacement piece；And the displacement piece also includes a pushing and pressing part, extended and shape outward by the body
Into, and close to the shell fragment, to support the shell fragment when displacement piece moves relative to the base, make
The shell fragment swings and hits the pushing and pressing part, to produce the sound.
12. press-key structure as claimed in claim 8, in addition to a circuit board, are arranged at the base
Lower section and it is electrically connected at the light-emitting component and the pressure sensing element；Wherein, when pressure-sensing member
When part is triggered, the circuit board exports the first pressure sensing signal or the second pressure sensing signal.
13. press-key structure as claimed in claim 9, the wherein pressure sensing element have a perforate,
The guide-lighting cylinder is may pass through the perforate, and the pressure sensing element is set on the guide-lighting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317629.8A CN107369584B (en) | 2016-05-13 | 2016-05-13 | Key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317629.8A CN107369584B (en) | 2016-05-13 | 2016-05-13 | Key structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107369584A true CN107369584A (en) | 2017-11-21 |
| CN107369584B CN107369584B (en) | 2020-07-10 |
Family
ID=60304126
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317629.8A Expired - Fee Related CN107369584B (en) | 2016-05-13 | 2016-05-13 | Key structure |
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| Country | Link |
|---|---|
| CN (1) | CN107369584B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418252A (en) * | 1982-04-05 | 1983-11-29 | Daigle Phillip R | Key switch assembly |
| CN102346551A (en) * | 2010-07-29 | 2012-02-08 | 致伸科技股份有限公司 | Pressure sensing luminous keyboard |
| CN204332780U (en) * | 2014-12-30 | 2015-05-13 | 杨丽 | A kind of mechanical keyboard key switch |
| CN204652339U (en) * | 2015-06-04 | 2015-09-16 | 洛卡特股份有限公司 | Membrane pushbutton structure and thin film type keyboard |
| CN204927142U (en) * | 2015-09-11 | 2015-12-30 | 东莞市鑫钻电子科技有限公司 | Keyboard |
-
2016
- 2016-05-13 CN CN201610317629.8A patent/CN107369584B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418252A (en) * | 1982-04-05 | 1983-11-29 | Daigle Phillip R | Key switch assembly |
| CN102346551A (en) * | 2010-07-29 | 2012-02-08 | 致伸科技股份有限公司 | Pressure sensing luminous keyboard |
| CN204332780U (en) * | 2014-12-30 | 2015-05-13 | 杨丽 | A kind of mechanical keyboard key switch |
| CN204652339U (en) * | 2015-06-04 | 2015-09-16 | 洛卡特股份有限公司 | Membrane pushbutton structure and thin film type keyboard |
| CN204927142U (en) * | 2015-09-11 | 2015-12-30 | 东莞市鑫钻电子科技有限公司 | Keyboard |
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| Publication number | Publication date |
|---|---|
| CN107369584B (en) | 2020-07-10 |
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