CN107305817A - Press-key structure - Google Patents
Press-key structure Download PDFInfo
- Publication number
- CN107305817A CN107305817A CN201610242146.6A CN201610242146A CN107305817A CN 107305817 A CN107305817 A CN 107305817A CN 201610242146 A CN201610242146 A CN 201610242146A CN 107305817 A CN107305817 A CN 107305817A
- Authority
- CN
- China
- Prior art keywords
- shell fragment
- press
- trigger member
- key structure
- base
- 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.)
- Pending
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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
- H01H13/84—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 ergonomic functions, e.g. for miniature keyboards; characterised by operational sensory functions, e.g. sound feedback
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/03—Sound
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
Landscapes
- Input From Keyboards Or The Like (AREA)
Abstract
The present invention discloses a kind of press-key structure, including the base with sliding groove, upper lid, trigger member and shell fragment, and shell fragment can be in moving in sliding groove.Trigger member is arranged between base and upper lid, and positioned at the side of shell fragment.When press-key structure is touched, trigger member moves relative to base and pushes against shell fragment, and the shell fragment pushed against can hit lid in being moved in sliding groove in response to its elasticity, to ensure that press-key structure can produce the sound.
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 slide-mouse, keyboard and trace ball etc., and wherein keyboard can be straight
Connect key entry word and symbol gives 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 open to carry the second button cap 11, scissor connecting element 12, elastic rubbery body 13 and film
Powered-down road 14.Wherein scissor connecting element 12 is to connecting bottom board 15 and button cap 11.
Film switch circuit 14 has multiple press-button contacts (not shown in the figures).The press-button contact is in being touched
Corresponding push button signalling is exported during hair.Elastic rubbery body 13 is arranged on film switch circuit 14 and one
Individual 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 located 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 to by the first button cap jack-post 1211
Button cap 11, and it is connected to bottom plate 15 using the first bottom plate jack-post 1212.And the second framework 122 with
First framework 121 is combined, 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 connected by its second button cap jack-post 1221
Bottom plate 15 is connected in button cap 11, and 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, when using
When person presses button cap 11, the stress of button cap 11 and pushing against scissor connecting element 12 moves it, 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 providing elastic restoring force up, 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 have
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 and be arranged at together on base 21, push piece 23 through upper lid perforate 221 and can with by
Keycap is combined.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 and shape by fixed part 251
Into springing part 252 can be contacted with the protuberance 241 of moving part 24 and moved relative to fixed part 251.
When user presses button cap, button cap down promotes push piece 23 so that connected company
Moving part 24 is moved down, now, and the protuberance 241 of moving part 24 is contacted with springing part 252 and along bullet
Dynamic portion 252 moves down.During moving part 24 is quickly moved 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, by the first shell fragment 25 and second
The contact of shell fragment 26, circuit board exports 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
In structure 2, because push piece 23 is connected with moving part 24, therefore push piece 23 must be provided with restricted company
The position limiting structure that moving part 24 is moved, it will cause both thickness of push piece 23 and moving part 24 not contract
It is small so that the volume of mechanical key structure 2 can not effectively reduce.
Accordingly, it would be desirable to a kind of press-key structure for reducing volume.
The content of the invention
It is an object of the invention to provide a kind of press-key structure for reducing volume.
In a preferred embodiment, the present invention provides a kind of press-key structure, including a base, lid on one,
One trigger member and a shell fragment.The base has a sliding groove, and lid is covered in the base on this, and should
Upper lid has a perforate.The trigger member is arranged on the base and through the perforate, the phase to touched
For base movement.The shell fragment is movably arranged in the sliding groove, and positioned at the one of the trigger member
Side；Wherein, when being moved when the trigger member is touched relative to the base, the trigger member supports the shell fragment,
Make the shell fragment in being moved in the sliding groove and hitting lid on this, to produce the sound.
In short, press-key structure of the present invention replaces traditional push piece and moving part using trigger member, by
The structure being formed in one in trigger member, without must be provided with such as traditional push piece and moving part
Position limiting structure, therefore the structural thickness of trigger member is smaller so that the inner space of press-key structure of the present invention can be more
Effectively utilize, or, its inner space can not be utilized and the volume of press-key structure is reduced.In addition, being
Avoid because the situation that user gently presses the button cap without sending the sound, the shell fragment of press-key structure of the present invention
Can be in being moved in sliding groove, and lid can be hit.The situation for not producing the sound can be avoided to occur whereby.Or
Person, press-key structure of the present invention can set dented space on upper lid, and be easy to shell fragment to slide on dented space
It is interior, to ensure that the sound can be sent.Therefore, press-key structure of the present invention can allow user to press button cap every time
When, the sound can be all sent, to provide the feedback sense that user presses really.
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 structural blast schematic diagram of the press-key structure of the present invention in the first preferred embodiment.
Fig. 5 is partial structurtes diagrammatic cross-section of the press-key structure of the present invention in the first preferred embodiment.
Fig. 6 is partial structurtes cross-sectional side view signal of the press-key structure of the present invention in the first preferred embodiment
Figure.
Fig. 7 is the partial structurtes cross-sectional side view that press-key structure of the present invention is touched in the first preferred embodiment
Schematic diagram.
Fig. 8 is structural blast schematic diagram of the press-key structure of the present invention in the second preferred embodiment.
Fig. 9 is the structural representation at another visual angle of the press-key structure of the present invention in the second preferred embodiment.
Figure 10 is that the partial structurtes section that press-key structure of the present invention is touched in the second preferred embodiment shows
It is intended to.
Figure 11 is the local knot that press-key structure of the present invention is touched another visual angle in the second preferred embodiment
Structure schematic diagram.
Wherein, description of reference numerals is as follows：
1 press-key structure
11 button caps
12 scissor connecting elements
121 first frameworks
1211 first button cap jack-posts
1212 first bottom plate jack-posts
122 second frameworks
1221 second button cap jack-posts
1222 second bottom plate jack-posts
13 elastic rubbery bodies
14 film switch circuits
15 bottom plates
2 mechanical key structures
21 bases
Covered on 22
23 push pieces
24 moving parts
241 protuberances
25 first shell fragments
251 fixed parts
252 springing parts
26 second shell fragments
3 press-key structures
30 button caps
31 bases
311 sliding grooves
312 accommodating grooves
313 fixed columns
Covered on 32
321 perforates
322 first triggering shell fragments
323 second triggering shell fragments
33 trigger member
331 bodies
332 first connecting portions
333 second connecting portions
334 pushing and pressing parts
34 shell fragments
341 elastic sheet bodies
342 extensions
343 first contact sites
344 second contact sites
35 flexible members
36 circuit boards
4 press-key structures
41 bases
411 sliding grooves
412 accommodating grooves
413 fixed columns
Covered on 42
43 trigger member
431 bodies
432 first connecting portions
433 second connecting portions
434 pushing and pressing parts
435 light guide sections
44 shell fragments
441 elastic sheet bodies
442 extensions
443 first contact sites
444 second contact sites
45 flexible members
46 circuit boards
461 circuit board apertures
47 optical transmitting sets
48 optical receivers
49 light-emitting components
The light beams of B1 first
The light beams of B2 second
G gaps
H dented spaces
Embodiment
The present invention provides a kind of press-key structure for reducing volume, to solve prior art problem.Please simultaneously
It is structural representation of the press-key structure of the present invention in the first preferred embodiment refering to Fig. 3 and Fig. 4, Fig. 3
Figure, and Fig. 4 is structural blast schematic diagram of the press-key structure of the present invention in the first preferred embodiment.Button
Structure 3 includes button cap 30, base 31, upper lid 32, trigger member 33, shell fragment 34, flexible member 35
And circuit board 36.Base 31 includes sliding groove 311 (refer to Fig. 4), accommodating groove 312 and fixed
Post 313, accommodating groove 312 is arranged at the centre of base 31, and it can partly accommodate trigger member 33 in it
In, and fixed column 313 is arranged in accommodating groove 312, it can fix flexible member 35 on base 31.
Sliding groove 311 is then arranged at the side of base 31, and its function is receiving shell fragment 34 in wherein.Upper lid 32
Base 31 is covered in, and upper lid 32 has the perforate 321 corresponding to trigger member 33 so that button cap 30
It is able to be connected with the first end of trigger member 33.Trigger member 33 is arranged on base 31 and passes through perforate 321
And be able to be connected with button cap 30, the function of trigger member 33 can be relative to base when being and being pressed by user
31 movements.Shell fragment 34 is movably arranged in sliding groove 311, and positioned at the side of trigger member 33,
When trigger member 33 is moved, shell fragment 34 can be contacted with trigger member 33.And circuit board 36 is arranged at base
31 lower section.
In Fig. 4, trigger member 33 include body 331, first connecting portion 332, second connecting portion 333 with
And pushing and pressing part 334.First connecting portion 332 is arranged in the first end of body 331, and it can be with button cap
30 connections.Second connecting portion 333 is extended by body 331 and formed outward, and it can stretch into accommodating groove 312
In and trigger member 33 is partially accommodated in accommodating groove 312.Pushing and pressing part 334 then by body 331 outward
Extend and formed, and positioned at the side of second connecting portion 333, it can be in trigger member 33 relative to base
Contacted with shell fragment 34 during 31 movement and support shell fragment 34.On the other hand, flexible member 35 is arranged at storage
Contacted in fixed column 313 in groove 312 and with the second connecting portion 333 of trigger member 33, its function is to carry
Trigger member 33 is given for an elastic force, trigger member 33 is moved.In this preferred embodiment, body 331,
First connecting portion 332, second connecting portion 333 and pushing and pressing part 334 are integrally formed with trigger member 33, and
With made by plastic material, and flexible member 35 is helical spring.
Next the structure of shell fragment is illustrated.It is button of the present invention please refer to Fig. 4 and Fig. 5, Fig. 5
Partial structurtes diagrammatic cross-section of the structure in the first preferred embodiment.Shell fragment 34 include elastic sheet body 341,
Extension 342, the first contact site 343 and the second contact site 344.Elastic sheet body 341 is housed inside cunning
In dynamic groove 311, and can be moved in sliding groove 311, and extension 342 then from elastic sheet body 341 toward
It is outer extension and formed.First contact site 343 is arranged on one end of extension 342, and it can be with trigger member
33 pushing and pressing part 334 is contacted.And the second contact site 344 is arranged on extension 342, it can be with upper lid
32 contacts.In this preferred embodiment, elastic sheet body 341, extension 342, the first contact site 343
And second contact site 344 all with made by metal material, and its structure for being formed in one.
Please refer to Fig. 6, it is partial structurtes of the press-key structure of the present invention in the first preferred embodiment
Diagrammatic cross-sectional side elevation.Fig. 6 shows base 31, upper lid 32, trigger member 33, shell fragment 34, elasticity
The structure that element 35 and circuit board 36 are combined, wherein upper lid 32 is in addition to perforate 321, in addition to
The first triggering triggering shell fragment 323 of shell fragment 322 and second, the first triggering shell fragment 322 is arranged at lid 32
Inner surface on and be electrically connected at circuit board 36, and the second triggering shell fragment 323 is arranged at lid 32
Set on inner surface and by the way of being separated with the first triggering shell fragment 322, similarly, the second triggering bullet
Piece 323 is also electrically connected to circuit board 36.In order to maintain Fig. 6's high-visible, therefore do not painted in Fig. 6
Make the first triggering shell fragment 322 and the second triggering shell fragment 323 is electrically connected in the knot of circuit board 36
Structure.Wherein, how the first triggering triggering shell fragment 323 of shell fragment 322 and second electrically connects with circuit board 36
The category for belonging to prior art is connect, therefore is not repeated.Wherein, upper lid 32 also includes dented space H so that
There is larger vertical travel distance between shell fragment 34 and upper lid 32 in sliding groove 311, and just
Slided in shell fragment 34.
Next explanation user presses the operation situation of press-key structure 3 of the present invention, please refer to Fig. 3,
Fig. 6 and Fig. 7, Fig. 7 are the local knot that press-key structure of the present invention is touched in the first preferred embodiment
Structure diagrammatic cross-sectional side elevation.When user presses button cap 30, the stress of button cap 30 and down push against
Trigger member 33, makes trigger member 33 be moved down with button cap 30 relative to base 31.In trigger member
During 33 move down, the compression elastic element 35 of second connecting portion 333, and pushing and pressing part 334 and bullet
First contact site 343 of piece 34 is contacted and pushing and pressing part 334 pushes against the first contact site 343.When pushing and pressing part 334
During by shell fragment 34, the first contact site 343 is supported in pushing and pressing part 334, is pushed away in response to the first contact site 343
Support and shell fragment 34 itself elasticity and make shell fragment 34 swing so that elastic sheet body 341 can be in cunning
Up moved in dynamic groove 311, and the second contact site 344 hits the first triggering shell fragment 322 of upper lid 32
And second triggering shell fragment 323, to produce the sound, as shown in Figure 7.
Specifically, because the dented space H of upper lid 32 is available for shell fragment 34 to carry out vertical direction
Movement so that pushing and pressing part 334 is supported after the first contact site 343, in response to the swing of shell fragment 34, therefore
Seasonal second contact site 344 can be slided in shell fragment 34 to be inserted into dented space H to hit pushing and pressing part
334, and produce the sound.That is, when pushing and pressing part 334 is by shell fragment 34, the present invention is by bond
Structure 3 can send the secondary sound.
However, press-key structure 3 of the present invention and non-limiting upper lid 32 must be provided with dented space H in wherein,
Press-key structure of the present invention also can using being not provided with the design of dented space, but this design can not occur it is secondary
The sound.In detail, in pushing and pressing part with the speed of certain speed by shell fragment when, press-key structure of the present invention
Running and above-mentioned running similarly, and send the secondary sound, and the slip amplitude of wherein shell fragment is smaller.However,
During when pushing and pressing part to be slower than the speed of certain speed by shell fragment, the first contact site may not hit pushing and pressing
Portion, but press-key structure of the present invention still can at least send a sound because of lid in the shock of the second contact site.
Wherein, above-mentioned certain speed, which refers to pushing and pressing part and must provide a certain degree of pushing force, gives shell fragment, its
Pushing force can at least make the first contact site of shell fragment be swung, in other words, and above-mentioned pushing and pressing part is with a constant speed
The movement of degree is that can allow the speed of the swingable bottom line of the first contact site.
In Fig. 7, the second contact site 344 triggers shell fragment 323 with the first triggering shell fragment 322 and second respectively
Contact, the first triggering shell fragment 322 and second triggers second contact site 344 of the shell fragment 323 by shell fragment 34
And turn on, circuit board 36 is exported corresponding push button signalling.
When user stop press button cap 30 when, the no longer stress of button cap 30 and stop pressing trigger member
33 so that the flexible member 35 compressed restores to the original state in response to its elasticity, while providing elasticity up
Restoring force gives second connecting portion 333, and therefore button cap 30 is pushed back the position before not pressing.The opposing party
Face, shell fragment 34 also in down slid into sliding groove 311 button cap 30 it is touched before position.
Specifically, there is gap g, and gap g chi between shell fragment 34 and sliding groove 311
It is very little to be designed by calculating：If gap g size is too small, shell fragment 34 can be blocked and nothing with sliding groove 311
Method is slided up and down in sliding groove 311.Conversely, if gap g size is too big, shell fragment 34 only can be in cunning
Rock and can not be slided up and down in sliding groove 311 before and after in dynamic groove 311.For example：Gap g size
It may be designed as about 0.05 millimeter~0.5 millimeter so that shell fragment 34 is able to glide in upper in sliding groove 311
It is dynamic.
In addition, the present invention also provides the second preferred embodiment from the above-mentioned different practices.Please refer to figure
8 and Fig. 9, Fig. 8 be structural blast schematic diagram of the press-key structure of the present invention in the second preferred embodiment,
And Fig. 9 is the structural representation at another visual angle of the press-key structure of the present invention in the second preferred embodiment.Press
Bond structure 4 includes button cap (not shown in the figures), base 41, upper lid 42, trigger member 43, shell fragment
44th, flexible member 45 and circuit board 46, optical transmitting set 47, optical receiver 48 and light-emitting component
49 (refer to Figure 10), base 41 includes sliding groove 411 (refer to Figure 10), accommodating groove 412 and consolidated
Fixed column 413, and shell fragment 44 include elastic sheet body 441, extension 442, the first contact site 443 and
Second contact site 444.The structure and function of each element of press-key structure 4 generally with foregoing preferable reality
Apply example identical, and something in common is repeated no more.The press-key structure 4 of this preferred embodiment and foregoing preferable reality
Applying the difference of example has two, first, and the triggering mode of press-key structure 4 is different, and press-key structure 4
Part-structure is also different.Second, press-key structure 4 also includes light-emitting component 49.
In Fig. 8, trigger member 43 include body 431, first connecting portion 432, second connecting portion 433,
Pushing and pressing part 434 and light guide section 435, body 431, first connecting portion 432, second connecting portion 433 with
And the function of pushing and pressing part 434 is all identical with foregoing preferred embodiment, and repeat no more.As for light guide section 435,
It is extended by body 431 and formed outward, and positioned at the opposite side of second connecting portion 433.In this preferably
In embodiment, body 431, first connecting portion 432, second connecting portion 433, pushing and pressing part 434 and lead
Light portion 435 is integrally formed with trigger member 43, and trigger member 43 is with made by light transmissive material.
On the other hand, Fig. 9 shows the structure of circuit board 46, optical transmitting set 47 and optical receiver 48.
Circuit board 46 has circuit board aperture 461, and the insertion circuit board 46 of circuit board aperture 461.Optical transmitting set
47 are arranged on the lower surface of circuit board 46, and its function is the first light beam B1 of generation, and optical receiver 48
On the lower surface for being arranged at circuit board 46, and positioned at the side of optical transmitting set 47, it can receive the first light
Beam B1 and make the output key signal of circuit board 46.
Next explanation user presses the operation situation of press-key structure 4 of the present invention, please refer to Fig. 8~
Figure 11, Figure 10 are the partial structurtes section that press-key structure of the present invention is touched in the second preferred embodiment
Schematic diagram, and Figure 11 is the office that press-key structure of the present invention is touched another visual angle in the second preferred embodiment
Portion's structural representation.When user presses button cap, button cap stress and down push against trigger member 43,
Trigger member 43 is set to be moved down with button cap relative to base 41.The mistake moved down in trigger member 43
Cheng Zhong, the compression elastic element 45 of second connecting portion 433, and pushing and pressing part 434 connects with the first of shell fragment 44
Contact portion 443 is contacted and pushing and pressing part 434 pushes against the first contact site 443.When pushing and pressing part 434 passes through shell fragment 44
When, the first contact site 443 is supported in pushing and pressing part 434, is pushed against and shell fragment in response to the first contact site 443
44 itself elasticity and make shell fragment 44 swing so that elastic sheet body 441 can be in sliding groove 412
Up move, and the second contact site 444 hits upper lid 42, to produce the sound, as shown in Figure 10.
In Figure 11, in response to moving down for pushing and pressing part 434 so that light guide section 435 passes through circuit board aperture
461 and the position stretched between optical transmitting set 47 and optical receiver 48.Whereby, the institute of optical transmitting set 47
The the first light beam B1 produced can be then projected into light guide section 435, and light guide section 435 guides the first light
Beam B1 is projected to optical receiver 48, in response to the running for the optical receiver 48 for receiving the first light beam B1,
So that circuit board 46 exports corresponding push button signalling.
When user stop press button cap when, button cap no longer stress and stop pressing trigger member 43, make
Obtain the flexible member 45 compressed to restore to the original state in response to its elasticity, while providing elastic restoring force up
Second connecting portion 433 is given, and light guide section 435 also resets with trigger member 43, therefore button cap 4 is pushed back
Position before not pressing.On the other hand, shell fragment 44 in sliding groove 412 also in down sliding into button cap
Position before touched.
Referring to Figure 10, Figure 10 shows that light-emitting component 49 is arranged at the upper surface of circuit board 46
On, it can produce the second light beam B2, the second light beam B2 is projected to the triggering made by light transmissive material
Part 43, and make press-key structure 4 that there is lighting function.In this preferred embodiment, light-emitting component 49 is
Light-emittingdiode.It is only that illustration is used, rather than as limit.In another preferred embodiment, button
Light-emitting component can be not provided with structure, therefore only having light guide section in trigger member need to be made with optical material, extremely
Other parts in trigger member are then not required to be made with optical material.
Specifically, the press-key structure 4 of this preferred embodiment by optical mode triggers circuit
Plate 46, therefore, the inner surface of upper lid 42 can be not required to set first to trigger shell fragment and the second triggering shell fragment
In wherein.
Understood according to above-mentioned, press-key structure of the present invention replaces traditional push piece and gearing using trigger member
Part, due to the structure that trigger member is formed in one, without must such as traditional push piece and moving part
Position limiting structure must be set, therefore the structural thickness of trigger member is smaller so that the inside of press-key structure of the present invention is empty
Between can more effectively utilize, or, its inner space can not be utilized and the volume of press-key structure is reduced.Separately
Outside, due in existing press-key structure, when user gently presses button cap, the speed of moving part movement is slower,
The first shell fragment is caused not necessarily to hit moving part, now, existing press-key structure will not send the sound.
In order to avoid because user gently presses situation of the button cap without sending the sound, the bullet of press-key structure of the present invention
Piece can be in moving in sliding groove, and can hit lid.The situation for not producing the sound can be avoided to occur whereby.
Or, press-key structure of the present invention can set dented space on upper lid, and it is empty to be easy to shell fragment to slide on depression
In, to ensure that the sound can be sent.Therefore, press-key structure of the present invention can allow user to press button every time
During cap, the sound can be all sent, to provide the feedback sense that user presses really.
Presently preferred embodiments of the present invention is the foregoing is only, the scope of the present invention is not limited to, therefore
It is all other without departing from the equivalent change or modification that are completed under principles of this disclosure, it is intended to be limited solely by
In the range of claims of the present invention.
Claims (12)
1. a kind of press-key structure, including：
One base, with a sliding groove；
Covered on one, be covered in the base, and lid has a perforate on this；
One trigger member, is arranged on the base and through the perforate, to touched relative to the base
It is mobile；And
One shell fragment, is movably arranged in the sliding groove, and positioned at the side of the trigger member；Wherein,
When being moved when the trigger member is touched relative to the base, the trigger member supports the shell fragment, makes the shell fragment
Covered in moving and hitting in the sliding groove on this, to produce the sound.
2. press-key structure as claimed in claim 1, the wherein base also include an accommodating groove, it is arranged at
The centre of the base, the trigger member is accommodated in wherein, enabling the trigger member relative to this to part
Base is moved.
3. press-key structure as claimed in claim 2, the wherein trigger member include：
One body；
One first connecting portion, is arranged in a first end of the body, to be connected with a button cap；
One second connecting portion, is extended by the body and is formed outward, to stretch into the accommodating groove；And
One pushing and pressing part, is extended by the body and is formed outward, and positioned at the side of the second connecting portion, uses
To support the shell fragment when trigger member is moved relative to the base.
4. press-key structure as claimed in claim 3, the wherein body, the first connecting portion, this second
Connecting portion and the pushing and pressing part are integrally formed with the trigger member.
5. press-key structure as claimed in claim 2, in addition to a flexible member, are arranged at the accommodating groove
It is interior and contacted with the trigger member, the trigger member is given to provide an elastic force, the trigger member is resetted.
6. press-key structure as claimed in claim 1, in addition to a circuit board, are arranged under the base
Side；Wherein, lid also includes on this：
One first triggering shell fragment, is arranged on an inner surface of lid on this, and be electrically connected at the circuit board；
One second triggering shell fragment, is arranged on this on inner surface of lid and divides with the first triggering shell fragment
From the second triggering shell fragment is electrically connected at the circuit board；Wherein when the shell fragment and the first triggering shell fragment
And during the second triggering shell fragment contact, the first triggering shell fragment is with the second triggering shell fragment by the shell fragment
Conducting, makes the circuit board export a push button signalling.
7. press-key structure as claimed in claim 1, the wherein shell fragment include：
One elastic sheet body, is housed inside in the sliding groove, and can be moved in the sliding groove；
One extension, is extended by the elastic sheet body and is formed outward；
One first contact site, is arranged on one end of the extension, to be contacted with the trigger member；And
One second contact site, is arranged on the extension, to be contacted with lid on this；Wherein, when this is touched
When outbox supports first contact site, the elastic sheet body is moved in the accommodating groove, and second contact site
Hit and covered on this, to produce the sound.
8. press-key structure as claimed in claim 1, in addition to：
One circuit board, with a circuit board aperture, the circuit board aperture insertion circuit board；
One optical transmitting set, is arranged on a lower surface of the circuit board, to produce a light beam；And
One optical receiver, is arranged on the lower surface of the circuit board, and positioned at the side of the optical transmitting set,
To receive the light beam, and the circuit board is set to export a push button signalling.
9. press-key structure as claimed in claim 8, the wherein trigger member include：
One body；
One first connecting portion, is arranged in a first end of the body, to be connected with a button cap；
One second connecting portion, is extended by the body and is formed outward, to stretch into the accommodating groove；
One pushing and pressing part, is extended by the body and is formed outward, and positioned at the side of the second connecting portion, uses
To support the shell fragment when trigger member is moved relative to the base；And
One light guide section, is extended by the body and is formed outward, and positioned at an opposite side of the second connecting portion,
To be stretched into when the trigger member is moved relative to the base between the optical transmitting set and the optical receiver,
So that the light beam passes through.
10. press-key structure as claimed in claim 9, the wherein body, the first connecting portion, this
Two connecting portions, the pushing and pressing part and the light guide section and the trigger member are integrally formed, and the trigger member is with printing opacity
Made by material.
11. have one between press-key structure as claimed in claim 1, the wherein shell fragment and the sliding groove
Gap, and the gap is about 0.05 millimeter~0.5 millimeter.
12. press-key structure as claimed in claim 1, lid also includes a dented space wherein on this, uses
So that the shell fragment in the sliding groove is slided and is entered in wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242146.6A CN107305817A (en) | 2016-04-19 | 2016-04-19 | Press-key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242146.6A CN107305817A (en) | 2016-04-19 | 2016-04-19 | Press-key structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107305817A true CN107305817A (en) | 2017-10-31 |
Family
ID=60151294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610242146.6A Pending CN107305817A (en) | 2016-04-19 | 2016-04-19 | Press-key structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107305817A (en) |
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| CN110033975A (en) * | 2018-01-12 | 2019-07-19 | 致伸科技股份有限公司 | Key |
| CN111103991A (en) * | 2018-10-26 | 2020-05-05 | 致伸科技股份有限公司 | Switch module and mouse with same |
| CN113571362A (en) * | 2021-07-02 | 2021-10-29 | 维沃移动通信有限公司 | Key assembly and electronic equipment |
| CN114515743A (en) * | 2022-02-23 | 2022-05-20 | 中国人民解放军总医院第五医学中心 | Automatic destroying processor |
| WO2022193421A1 (en) * | 2021-03-19 | 2022-09-22 | 东莞璟阳电子科技有限公司 | Button structure and mouse |
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| CN105118723A (en) * | 2015-08-31 | 2015-12-02 | 东莞市名键电子科技有限公司 | Photoelectric keyboard key |
| CN204905117U (en) * | 2015-08-13 | 2015-12-23 | 惠州冠泰电子有限公司 | Button structure of bounceing with sound |
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| US20090107816A1 (en) * | 2007-10-29 | 2009-04-30 | Chao Carl Chen | Illuminated key-pad assembly |
| CN204424128U (en) * | 2014-12-19 | 2015-06-24 | 徐孝海 | Hollow shaft switch and hollow shaft keyboard |
| CN204375618U (en) * | 2015-01-29 | 2015-06-03 | 郝小妮 | Dynamo-electric separate type photoelectric mechanical keyboard |
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| CN113571362A (en) * | 2021-07-02 | 2021-10-29 | 维沃移动通信有限公司 | Key assembly and electronic equipment |
| CN114515743A (en) * | 2022-02-23 | 2022-05-20 | 中国人民解放军总医院第五医学中心 | Automatic destroying processor |
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