CN108962653A - Press-key structure and its elevating mechanism - Google Patents
Press-key structure and its elevating mechanism Download PDFInfo
- Publication number
- CN108962653A CN108962653A CN201810615390.1A CN201810615390A CN108962653A CN 108962653 A CN108962653 A CN 108962653A CN 201810615390 A CN201810615390 A CN 201810615390A CN 108962653 A CN108962653 A CN 108962653A
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- CN
- China
- Prior art keywords
- interconnecting piece
- support
- elevating mechanism
- axial
- axial rotary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- 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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- Pivots And Pivotal Connections (AREA)
Abstract
The present invention discloses a kind of press-key structure and its elevating mechanism.The elevating mechanism includes two brackets, each bracket includes frame body, interior interconnecting piece and outer interconnecting piece, which is set on the frame body, and the interior interconnecting piece and the outer interconnecting piece are arranged along axial rotary.Two brackets are accordingly rotatably coupled via two interior interconnecting pieces and two outer interconnecting pieces to be pivotally connected relative to the axial rotary, and then provide the keycap of the press-key structure and move up and down relative to the pedestal of the press-key structure.In each bracket, which is connected directly to the frame body or the interior interconnecting piece essentially along the axial rotary, promotes structural stability of the outer interconnecting piece when elevating mechanism actuation, and then promote the elevating mechanism overall makees dynamic stability.Elevating mechanism of the invention, which has, preferably makees dynamic stability and structural strength.
Description
Technical field
The present invention relates to a kind of press-key structure, espespecially a kind of press-key structure using scissor as elevating mechanism.
Background technique
General keyboard mainly includes bottom plate and multiple keycaps being arranged in above bottom plate, and each keycap is in principle via one
Elevating mechanism is connected to bottom plate can move up and down relative to bottom plate.Common elevating mechanism, such as scissors foot support are by two
A bracket being mutually pivotally connected is made, such as is made of an interior ring support and an outer ring support, and the inner ring bracket is in this
On the inside of outer ring support, generally adopt hole axle cooperation, for example, the interior ring support in its two sides outward along axial projection shaft, the outer ring
Bracket forms axis hole in its corresponding inside, is inserted into the pivot joint that corresponding axis hole realizes the two stands through the shaft.Yu Shi
It, need at least one be upwardly-deformed in the axis so that the shaft is inserted into corresponding axis through enabling the two stands in the operation of border
Hole.However, when press-key structure or elevating mechanism size reduction, after two stands pivot joint, shaft, axis hole or rack body
A little structural deformation may be remained, and then influence the two stands makees dynamic stability.Have at present and utilizes mutually chimeric pivot joint
The elevating mechanism of structure, the pin-jointed structure of two stands is in the hole portion in same axial direction including axle portion outstanding and indent, thoroughly
Axle portion is crossed to the corresponded manner of hole portion, pivot joint that is mutually chimeric and realizing the two stands.Since its is non-principal by the axial direction
Deformation come the problem of being connected the pin-jointed structures of two stands, therefore can avoid aforementioned axial deformation residual.Wherein, to make corresponding axis
Portion can be successfully mutually chimeric with hole portion, and axle portion outstanding is non-in being connected directly to rack body in the axial direction in principle, and
L-shaped cantilever design, with the constructive interference being avoided that between two axle portions.However, this L shape cantilever design will make axle portion in the lifting
Biggish amount of deflection is generated when mechanism actuation, reduces the structural strength of bracket entirety, and also reduce elevating mechanism overall makees dynamic stability
Degree.In addition, the reduction that elevating mechanism makees dynamic stability may also can aggravate the abrasion of bracket to each other, lifting is further reduced
Mechanism entirety makees dynamic stability, also reduces the service life of elevating mechanism.
Summary of the invention
In view of the problems of the prior art, it is above-mentioned to solve that the present invention provides a kind of elevating mechanism in press-key structure
Problem.
It therefore, should technical problem to be solved by the present invention lies in a kind of elevating mechanism in press-key structure is provided
Elevating mechanism includes:
It is a kind of, which is characterized in that the elevating mechanism includes:
First support, the first support include the first frame body, and first frame body is flat along be parallel to axial rotary first
Face extends, which has lateral surface；Interconnecting piece in first, this in first interconnecting piece be set to first frame body, this
Interconnecting piece has the first recessed portion and the first protruding portion in one, and first recessed portion is inside along the axial rotary from the lateral surface
Recess, which extends outwardly from the lateral surface along the axial rotary, and protrudes from the lateral surface；And
First outer interconnecting piece, the first outer interconnecting piece from first protruding portion along the axial rotary and towards far from this first
The direction of protruding portion extends；And
Second support, the second support include the second frame body, and second frame is flat along be parallel to the axial rotary second
Face extends, and when the press-key structure is released, first plane and second plane are interlaced with each other；
Interconnecting piece in second, this in second interconnecting piece be set to second frame body, this in second interconnecting piece have it is second recessed
Concave portion, second recessed portion are recessed inwardly along the axial rotary and have medial surface, which prolongs along the axial rotary
It stretches；And
Second outer interconnecting piece, the second outer interconnecting piece are set to second frame body, which has first to prolong
Extending portion and the second extension, first extension extend along the axial rotary, and second extension is perpendicular to the axial rotary
Extend from first extension to be connected to the medial surface；
Wherein, the first outer interconnecting piece and this relative to the axial rotary, rotationally face contact connects interconnecting piece in second
Connect, and this in first interconnecting piece be rotatably coupled with the second outer interconnecting piece relative to the axial rotary so that this first
Frame and the second support are pivotally connected relative to the axial rotary.
As optional technical solution, which includes first shaft portion, first recessed portion and this is first prominent
Portion forms the first axial trough out, which forms the second axial trough, which forms the second shaft portion, the first shaft portion
It is rotatablely arranged in second axial trough, which is rotatablely arranged in first axial trough.
As optional technical solution, which has arc convex surface, which prolongs along the axial rotary
It stretches, which, to be rotatablely arranged in second axial trough, is somebody's turn to do through the arc convex surface sliding contact second axial trough
First axial trough has circular arc concave surface, which extends along the axial rotary, which penetrates the sliding contact circle
Arc concave surface is to be rotatablely arranged in first axial trough, and wherein the radius of curvature of the arc convex surface is greater than the song of the circular arc concave surface
Rate radius.
As optional technical solution, which includes first shaft portion, first recessed portion and this is first prominent
Portion forms third axle portion out, which forms the second axial trough, which forms third axial trough, the first shaft portion
It is rotatablely arranged in second axial trough, which is rotatablely arranged in the third axial trough.
As optional technical solution, which has the first arc convex surface, and first arc convex surface is along the rotation
Turn axially extending, the first shaft portion be rotatablely arranged at through the first arc convex surface sliding contact second axial trough this
In two axial troughs, which has the second arc convex surface, which extends along the axial rotary, the third axis
Portion through the second arc convex surface sliding contact third axial trough to be rotatablely arranged in the third axial trough, wherein this first
The radius of curvature of arc convex surface is greater than the radius of curvature of second arc convex surface.
The present invention also provides a kind of elevating mechanisms in press-key structure, which includes:
First support, the first support include the first frame body, recessed portion and outer interconnecting piece, which has outside first
Side, the recessed portion are recessed inwardly from first lateral surface along axial rotary and have a first surface, the first surface along
The axial rotary extends, which extends outwardly from first lateral surface along the axial rotary；And
Second support, the second support include the second frame body, interior interconnecting piece and sliding block, which has the second outside
Face, the interior interconnecting piece are set to second frame body, which extends outwardly from second lateral surface along the axial rotary, the cunning
Block has the second curved surface, which extends along the axial rotary；
Wherein, which is rotatably coupled with the interior interconnecting piece relative to the axial rotary, and the sliding block is with this
First surface and second curved face contact and can relatively movably be set in the recessed portion so that the first support and this second
Bracket is pivotally connected relative to the axial rotary.
As optional technical solution, which is arc convex surface, which is circular arc concave surface, the arc convex surface
Radius of curvature be equal to the circular arc concave surface radius of curvature.
As optional technical solution, the first surface and second SURFACES MATCHING so that the first surface and this second
Curved surface is in rolling contact.
As optional technical solution, the first surface and second curved surface are respectively convex surface.
The present invention also provides a kind of press-key structures, which includes:
Pedestal；
Keycap, the keycap are set to above the pedestal；And
Claim 1 to 9 it is therein it is any as described in elevating mechanism, which is connected to the pedestal and the keycap
Between, wherein the first support and the second support are connect with the pedestal and the keycap respectively, and the keycap is via the elevating mechanism
And it can be moved up and down relative to the pedestal.
Compared to prior art, inside press-key structure of the invention first, second in interconnecting piece in elevating mechanism actuation
Shi Buhui generates biggish amount of deflection；In addition, the elevating mechanism in press-key structure of the invention, two brackets used are with structure phase
Mutually chimeric mode is pivotally connected, and protrusion structure and concave inward structure of each bracket for pivot joint are shifted to install in rack body, is made
It obtains two brackets and is used for the protrusion structure of pivot joint it is not necessary that i.e. avoidable constructive interference to each other is transferred, avoided through structure.Cause
This, elevating mechanism of the invention, which has, preferably makees dynamic stability and structural strength.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Detailed description of the invention
Fig. 1 is the schematic diagram of the press-key structure of first embodiment of the invention.
Fig. 2 is the explosive view of press-key structure in Fig. 1.
Fig. 3 is the explosive view of the elevating mechanism of press-key structure in Fig. 2.
Fig. 4 is the enlarged drawing of circle A in Fig. 3.
Fig. 5 is structure shown in Fig. 4 in the schematic diagram at another visual angle.
Fig. 6 is the enlarged drawing of circle B in Fig. 3.
Fig. 7 is structure shown in Fig. 6 in the schematic diagram at another visual angle.
Fig. 8 is the explosive view of the elevating mechanism of second embodiment of the invention.
Fig. 9 is the enlarged drawing of circle C in Fig. 8.
Figure 10 is structure shown in Fig. 9 in the schematic diagram at another visual angle.
Figure 11 is the enlarged drawing of circle D in Fig. 8.
Figure 12 is structure shown in Figure 11 in the schematic diagram at another visual angle.
Figure 13 is the explosive view of the press-key structure of third embodiment of the invention.
Figure 14 is the explosive view of the elevating mechanism of press-key structure in Figure 13.
Figure 15 is the enlarged drawing of circle E in Figure 14.
Figure 16 is circle F in Figure 14 in the enlarged drawing at another visual angle.
Figure 17 be Figure 13 in elevating mechanism second support sliding block in first support recessed portion schematic side view.
Figure 18 is the explosive view of the elevating mechanism of fourth embodiment of the invention.
Figure 19 is the enlarged drawing of circle G in Figure 18.
Figure 20 is circle H in Figure 18 in the enlarged drawing at another visual angle.
Figure 21 be Figure 18 in elevating mechanism second support sliding block in first support recessed portion schematic side view,
Middle sliding block and the profile of second support are painted with dotted line.
Figure 22 is the enlarged drawing of circle I in Figure 21, wherein being only painted first support and sliding block, sliding block is painted with solid line.
Figure 23 is to slide into the schematic diagram of another location in sliding block in Figure 21.
Specific embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby cooperate embodiment detailed
It is described as follows.
Fig. 1 and Fig. 2 is please referred to, Fig. 1 is the schematic diagram of the press-key structure of first embodiment of the invention；Fig. 2 is key in Fig. 1
The explosive view of structure.The press-key structure 1 of the present embodiment includes pedestal 10, keycap 12, elevating mechanism 14, film circuit board 16 and bullet
Property circle prominent 18.Keycap 12 is set to 10 top of pedestal.Elevating mechanism 14 is connected between pedestal 10 and keycap 12, elevating mechanism 14
Comprising first support 142 and second support 144, first support 142 and second support 144 are relative to axial rotary A1 (with chain line
It is shown in figure) pivot joint, first support 142 and second support 144 do not connect with pedestal 10 and keycap 12；Whereby, keycap 12
It can be moved up and down relative to pedestal 10 via elevating mechanism 14.Film circuit board 16 is placed on pedestal 10 and has switch
162 (being shown in Fig. 2 with the circle with oblique line), the prominent 18 pairs of inductive switch 162 of Elastic Circular are set to film circuit board 16 and keycap
Between 12.When keycap 12 is mobile towards pedestal 10, keycap 12 can extrude Elastic Circular prominent 18 with trigger switch 162.
It is the explosive view of the elevating mechanism of press-key structure in Fig. 2 please continue to refer to Fig. 3 to Fig. 7, Fig. 3；Fig. 4 is circle in Fig. 3
Enclose the enlarged drawing of A；Fig. 5 is structure shown in Fig. 4 in the schematic diagram at another visual angle；Fig. 6 is the enlarged drawing of circle B in Fig. 3；Fig. 7 is
Structure shown in Fig. 6 is in the schematic diagram at another visual angle.In this present embodiment, first support 142 includes in the first frame body 1422, first
Interconnecting piece 1424 and the first outer interconnecting piece 1426.First frame body 1422 is essentially along the first plane for being parallel to axial rotary A1
P1 (being shown in Fig. 3 with chain wire frame) extends, and the lower end 1422a of the first frame body 1422 is connected to the connection structure 102 of pedestal 10,
The upper end 1422b of first frame body 1422 is connected to the connection structure 122 of keycap 12.First frame body 1422 has lateral surface 1422c.
Interconnecting piece 1424 is set to the first frame body 1422 in first.Interconnecting piece 1424 has the first recessed portion 14242 and first in first
Protruding portion 14244, the first recessed portion 14242 are recessed inwardly from lateral surface 1422c essentially along axial rotary A1, and first is prominent
Portion 14244 extends outwardly from lateral surface 1422c essentially along axial rotary A1, and protrudes from lateral surface 1422c.Connect outside first
Socket part 1426 is prolonged essentially along axial rotary A1 towards the direction far from the first protruding portion 14244 from the first protruding portion 14244
It stretches.In other words, interconnecting piece 1424 provides direct structural support to the first outer interconnecting piece 1426 in first, this helps to reduce
The amount of deflection and improve its structural strength that first outer interconnecting piece 1426 generates when actuation.In addition, in this implementation side, the first frame body
1422 also provide direct structural support to the first outer interconnecting piece 1426, this can more promote foregoing advantages.
Second support 144 includes interconnecting piece 1444 and the second outer interconnecting piece 1446 in the second frame body 1442, second.Second frame
Body 1442 extends essentially along the second plane P2 (being shown in Fig. 3 with chain wire frame) for being parallel to axial rotary A1, the second frame
The lower end 1442a of body 1442 is connected to the connection structure 104 of pedestal 10, and the upper end 1442b of the second frame body 1442 is connected to keycap
12 connection structure 124.Interconnecting piece 1444 is set to the second frame body 1442 in second.Interconnecting piece 1444 is recessed with second in second
Concave portion 14442, the second recessed portion 14442 is essentially along axial rotary A1 sunken inside and has medial surface 14444, medial surface
14444 extend essentially along axial rotary A1.Second outer interconnecting piece 1446 is set to the second frame body 1442.Second outer interconnecting piece
1446 have the first extension 14462 and the second extension 14464, and the first extension 14462 is essentially along axial rotary A1
Extend, the second extension 14464 extends substantially perpendicular to axial rotary A1 from the first extension 14462 to be connected to medial surface
14444.Wherein, in architecture logic, medial surface 14444 includes the region filled shown in Fig. 7 with oblique line, and for convenient for saying
Bright, the boundary between the first extension 14462 and the second extension 14464 is shown in Fig. 6 and Fig. 7 with chain line.Therefore, second prolongs
Extending portion 14464, which can be considered, to be extended perpendicular to axial rotary A1 from the first extension 14462 to be connected to aforementioned medial surface 14444
The region filled with oblique line；In other words, the second recessed portion 14442 provides direct structure branch to the second outer interconnecting piece 1446
Support, this helps to reduce the amount of deflection and improve its structural strength that the second outer interconnecting piece 1446 generates when actuation.In addition, Yu Benshi
It applies in side, the second frame body 1442 also provides direct structural support to the second outer interconnecting piece 1446, this can more promote aforementioned effect
Fruit.
Interconnecting piece 1444 is rotatably coupled relative to axial rotary A1 in first outer interconnecting piece 1426 and second, and first
Interior interconnecting piece 1424 is rotatably coupled with the second outer interconnecting piece 1446 relative to axial rotary A1 so that first support 142 and
Second support 144 is pivotally connected relative to axial rotary A1.Wherein, the second frame body 1442 of lateral surface 1422c direction.When press-key structure 1
When being released (such as user decontrols keycap 12, when being allowed to return in situ), the first plane P1 and the second plane P2 are interlaced with each other.
In addition, in this present embodiment, the first outer interconnecting piece 1426 includes first shaft portion 14262, the first recessed portion 14242 and
First protruding portion 14244 forms the first axial trough 14246, and the second recessed portion 14442 forms the second axial trough 14446, the first extension
14462 form the second shaft portion 14466, and first shaft portion 14262 is rotatablely arranged in the second axial trough 14446, the second shaft portion
14466 are rotatablely arranged in the first axial trough 14246.Wherein, the axis knot of part is equivalent in 14262 structure of first shaft portion
Structure is equivalent to the pore structure (or meaning holes structure) of part in 14446 structure of the second axial trough, and the two is connected in face contact；Together
Sample, it is equivalent to the axle construction of part in 14466 structure of the second shaft portion, the hole of part is equivalent in 14246 structure of the first axial trough
Structure, the two are connected in face contact.Face contact helps to promote the stability of linking, also facilitates to reduce because of first support
142 abrasion that generate with 144 relative rotation of second support.In addition, in practical operation, interconnecting piece 1424 and second in first
Outer interconnecting piece 1446 is not limited with face contact connection.
In addition, in this present embodiment, first shaft portion 14262 has an arc convex surface extended along axial rotary A1, second
Axial trough 14446 has the circular arc concave surface extended along axial rotary A1, and first shaft portion 14262 penetrates the arc convex surface sliding contact
The circular arc concave surface is to be rotatablely arranged in the second axial trough 14446.Also, the first axial trough 14246 has along axial rotary A1
The circular arc concave surface of extension, the second shaft portion 14466 have the arc convex surface extended along axial rotary A1, and the second shaft portion 14466 is saturating
The arc convex surface sliding contact circular arc concave surface is crossed to be rotatablely arranged in the first axial trough 14246.Wherein, first shaft portion
The radius of curvature of 14262 arc convex surface is greater than the radius of curvature of the circular arc concave surface of the first axial trough 14246, first shaft portion 14262
Arc convex surface radius of curvature be equal to the second axial trough 14446 circular arc concave surface radius of curvature, the circular arc of the first axial trough 14246
The radius of curvature of concave surface is equal to the radius of curvature of the arc convex surface of the second shaft portion 14466, but is not limited in practical operation.
For example, the circular arc that the radius of curvature of the arc convex surface of first shaft portion 14262 also may be slightly larger than or be slightly less than the second axial trough 14446 is recessed
The radius of curvature in face, so that first shaft portion 14262 and the second axial trough 14446 remain to relative rotation.In another example the first axial trough
The radius of curvature of 14246 circular arc concave surface also may be slightly larger than or be slightly less than the radius of curvature of the arc convex surface of the second shaft portion 14466,
So that the first axial trough 14246 remains to relative rotation with the second shaft portion 14466.In other words, first shaft portion 14262 and the second axial trough
14446, close-fitting, transition or clearance cooperation can be used in the first axial trough 14246 and 14466 practical operation of the second shaft portion.
In addition, in this present embodiment, first support 142 and second support 144 are symmetrical structure, first support 142 and
Second support 144 is connected in opposite sides, is only illustrated above with the connection structure of side, therefore the connection structure of the other side can be direct
Refering to being described above, do not repeat separately.In practical operation, first support 142 and second support 144 are not limited with symmetrical structure,
Such as the connection structure of the other side is made with simple hole axle fit structure.In addition, in this present embodiment, first support 142 is
Interior coil support, second support 144 are accordingly outer coil support；In practical operation, first support 142 also can be outer coil support,
Second support 144 is then accordingly interior coil support.
In addition, in this present embodiment, first support 142 with axle construction and pore structure, with 144 pivot of second support
It connects；But it is not limited in practical operation.It is the elevating mechanism of second embodiment of the invention please continue to refer to Fig. 8 to Figure 12, Fig. 8
Explosive view；Fig. 9 is the enlarged drawing of circle C in Fig. 8；Figure 10 is structure shown in Fig. 9 in the schematic diagram at another visual angle；Figure 11 is figure
The enlarged drawing of circle D in 8；Figure 12 is structure shown in Figure 11 in the schematic diagram at another visual angle.Which show the present invention second to implement
The accompanying drawings of the elevating mechanism 24 of example.The first support 242 and second support 244 of elevating mechanism 24 are relative to axial rotary
A1 pivot joint, the function similar and having the same to 14 structure of elevating mechanism of elevating mechanism 24, therefore elevating mechanism 24 may replace lifting
Mechanism 14 and be used in press-key structure 1.Elevating mechanism 24 and 14 main difference of elevating mechanism are the first of elevating mechanism 24
The pin-jointed structure of bracket 242 and second support 244 is different from the first support 142 of elevating mechanism 14 and the pivot of second support 144
Binding structure, to simplify explanation, elevating mechanism 24 continues to use the component symbol of elevating mechanism 14 in principle, about its of elevating mechanism 24
He illustrates, please refers to the related description of elevating mechanism 14 and its variation, does not repeat separately.In this present embodiment, first support 242
First recessed portion 24242 of interconnecting piece 2424 and the first protruding portion 24244 form third axle portion 24246, second support in first
First extension 24462 of the outer interconnecting piece 2446 of the second of 244 forms third axial trough 24466, and third axle portion 24246 is rotationally
It is set in third axial trough 24466.Interconnecting piece 2424 provides direct structural support to the first outer interconnecting piece 1426 in first,
This helps to reduce the amount of deflection and improve its structural strength that outer interconnecting piece 1426 generates when actuation.In addition, in this implementation side
In, the first frame body 1422 also provides direct structural support to the first outer interconnecting piece 1426, this can more promote foregoing advantages.This
Outside, in elevating mechanism 24, first shaft portion 14262 is still to be rotatablely arranged in the second axial trough 14446.
In addition, in this present embodiment, third axle portion 24246 has the arc convex surface extended along axial rotary A1, third
Axial trough 24466 has the circular arc concave surface extended along axial rotary A1, and third axle portion 24246 penetrates the arc convex surface sliding contact
The circular arc concave surface is to be rotatablely arranged in third axial trough 24466.Wherein, the curvature of the arc convex surface of first shaft portion 14262
Radius is greater than the radius of curvature of the circular arc concave surface of third axial trough 24466, but because first support 242 is generally with axle construction and second
Bracket 244 is pivotally connected, therefore the radius of curvature of the arc convex surface of first shaft portion 14262 also may be less than or equal to third axis in practical operation
The radius of curvature of the circular arc concave surface of slot 24466.
In addition, in this present embodiment, the second extension 24464 of the second outer interconnecting piece 2446 is also substantially perpendicular to rotation
Shaft extends to A1 from the first extension 24462 to be connected to medial surface 14444, and the second extension 24464 can be considered vertical
Extend in axial rotary A1 from the first extension 24462 to be connected to the region that aforementioned medial surface 14444 is filled with oblique line, Figure 12
It is shown；Wherein, the boundary between the first extension 24462 and the second extension 24464 is shown in Figure 11 and Figure 12 with chain line.Together
Sample, the second recessed portion 14442 provides direct structural support to the second outer interconnecting piece 2446, this helps to reduce outside second
The amount of deflection and improve its structural strength that interconnecting piece 2446 generates when actuation.In addition, the second frame body 1442 is also in this implementation side
Direct structural support is provided to the second outer interconnecting piece 2446, this can more promote foregoing advantages.
It can be view in 242 architecture logic of first support by the compared to first support 142 in addition, for from another point of view
First axial trough 14246 of interconnecting piece 1424 is changed to axle construction (i.e. third axle portion 24246) and is made in the first of one bracket 142.
The first shaft portion 14262 of the first of first support 142 outer interconnecting piece 1426 can also be changed to pore structure in practical operation, first
First axial trough 14246 of interconnecting piece 1424 is maintained as pore structure in the first of frame 142, and second support 144 is accordingly modified,
Modified first support 142 is pivotally connected with second support 144 relative to axial rotary A1, and it is hereinbefore right to remain to performance
The effect of first outer interconnecting piece 1426 and the second outer offer of interconnecting piece 1446 directly support.This modification can be based on described previously
Two embodiments, realize, do not repeat separately through simple experiment.Also, can will also connect outside the of first support 142 in practical operation
The first shaft portion 14262 of socket part 1426 is changed to pore structure, first support 142 first in interconnecting piece 1424 the first axial trough
14246 are changed to axle construction, and second support 144 is accordingly modified, so that modified first support 142 and second support 144
It can be pivotally connected relative to axial rotary A1, and remain to play and hereinbefore the first outer interconnecting piece 1426 and the second outer interconnecting piece 1446 are mentioned
The effect of for directly supporting.This modification can equally be based on previously described two embodiments, realize through simple experiment, no
Separately repeat.
In addition, in previously described two embodiments, the first outer interconnecting piece 1426 directly from first interconnecting piece 1424,
2424 extend outwardly along axial rotary A1 relative to the first frame body 1422, and then improve first support 142,242 and second
The structural strength and stability of frame 144,244 pin-jointed structures.It also can pass through in first in practical operation and connect outside interconnecting piece and first
Socket part is arranged in a staggered manner on the first frame body, so that the first outer interconnecting piece directly extends from the first frame body and provided by the first frame body straight
The structural support connect；Accordingly, interconnecting piece is also arranged in a staggered manner on the second frame body with the second outer interconnecting piece in second, so that second
Outer interconnecting piece directly extends from the second frame body and provides direct structural support by the second frame body.The configuration of this structure can also improve the
The structural strength and stability of one bracket and second support pin-jointed structure.
Figure 13 to Figure 17 is please referred to, Figure 13 is the explosive view of the press-key structure of third embodiment of the invention；Figure 14 is Figure 13
The explosive view of the elevating mechanism of middle press-key structure；Figure 15 is the enlarged drawing of circle E in Figure 14；Figure 16 is circle F in Figure 14 in another
The enlarged drawing at one visual angle；Figure 17 is that the sliding block of the second support of elevating mechanism in Figure 13 shows in the side view of the recessed portion of first support
It is intended to.A press-key structure 3 according to another embodiment is roughly the same with 1 structure of aforementioned keys structure, therefore the appearance of press-key structure 3
It can directly refering to fig. 1.Press-key structure 3 and 1 main difference of press-key structure are the elevating mechanism 34 and press-key structure of press-key structure 3
1 elevating mechanism 14 in different in structure, but in press-key structure 3, press-key structure 1 actuation in, function is identical.It is said for simplification
Bright, the other assemblies of press-key structure 3 continue to use the component symbol of associated components in press-key structure 1, other about press-key structure 3 are said
It is bright, the related description of press-key structure 1 is please referred to, is not repeated separately.Wherein, in press-key structure 3, elevating mechanism 34 is connected to pedestal
Between 10 and keycap 12, so that keycap 12 can be moved up and down via elevating mechanism 34 relative to pedestal 10.When 12 direction of keycap
When pedestal 10 is mobile, keycap 12 can extrude Elastic Circular prominent 18 with trigger switch 162.
In this present embodiment, elevating mechanism 34 includes first support 342 and second support 344, first support 342 and second
Bracket 344 is pivotally connected relative to axial rotary A2 (being shown in figure with chain line) and is connect with pedestal 10 and keycap 12 individually.First
Bracket 342 includes the first frame body 3422, recessed portion 3424 and outer interconnecting piece 3426.First frame body 3422 is essentially along being parallel to
The first plane P3 (being shown in Figure 13 with chain wire frame) of axial rotary A2 extends, the lower end 3422a connection of the first frame body 3422
To the connection structure 102 of pedestal 10, the upper end 3422b of the first frame body 3422 is connected to the connection structure 122 of keycap 12.First
Body 3422 has the first lateral surface 3422c.Recessed portion 3424 is inside essentially along axial rotary A2 from the first lateral surface 3422c
It is recessed and there is first surface 34242, first surface 34242 extends along axial rotary A2.Outside outer interconnecting piece 3426 from first
Side 3422c extends outwardly essentially along axial rotary A2.Recessed portion 3424 and outer interconnecting piece 3426 are in perpendicular to rotary shaft
It is arranged in a staggered manner on the direction of A2, therefore the first frame body 3422 can directly support outer connection on the direction for being parallel to axial rotary A2
Portion 3426, this helps to reduce the amount of deflection and improve its structural strength that outer interconnecting piece 3426 generates when actuation.
Second support 344 includes the second frame body 3442, interior interconnecting piece 3444 and sliding block 3446.Second frame body 3442 is substantially
Extend along the second plane P4 (being shown in Figure 13 with chain wire frame) for being parallel to axial rotary A2, the lower end of the second frame body 3442
3442a is connected to the connection structure 104 of pedestal 10, and the upper end 3442b of the second frame body 3442 is connected to the connection structure of keycap 12
124.Second frame body 3442 has the second lateral surface 3442c.Interior interconnecting piece 3444 is set to the second frame body 3442.Sliding block 3446 is certainly
Second lateral surface 3442c extends outwardly essentially along axial rotary A2, and sliding block 3446 has the second curved surface 34462, and second is bent
Face 34462 extends along axial rotary A2.Likewise, interior interconnecting piece 3444 is with sliding block 3446 in the side perpendicular to axial rotary A2
It is arranged in a staggered manner upwards, therefore the second frame body 3442 can directly support sliding block 3446 on the direction for being parallel to axial rotary A2, this has
Help reduce the amount of deflection and improve its structural strength that sliding block 3446 generates when actuation.
Outer interconnecting piece 3426 is rotatably coupled with interior interconnecting piece 3444 relative to axial rotary A2, and sliding block 3446 is with
One curved surface 34242 is contacted with the second curved surface 34462 and can be relatively movably set in recessed portion 3424, so that first support
342 and second support 344 relative to axial rotary A2 be pivotally connected.Wherein, the first lateral surface 3422c and the second lateral surface 3442c phase
It is right.When press-key structure 3 is released (such as user decontrols keycap 12, is allowed to return to original position), the first plane P3 and second is flat
Face P4 is interlaced with each other.Also, in this present embodiment, in the connected structure and press-key structure 1 of outer interconnecting piece 3426 and recessed portion 3424
First shaft portion 14262 is identical as the connected structure of the second axial trough 14446, but in practical operation, outer interconnecting piece 3426 and recess
The connected structure in portion 3424 can also adopt the connected structure of third axle portion 24246 and third axial trough 24466 in press-key structure 1 and make
At this can be realized based on related description and diagram above, not repeated separately.
In addition, in this present embodiment, first surface 34242 is arc convex surface, the second curved surface 34462 can be circular arc concave surface,
The radius of curvature of 34242 arc convex surface of first surface is equal to the radius of curvature of the 34462 circular arc concave surface of the second curved surface；But in reality
It is not limited in the operation of border, such as the radius of curvature of 34242 arc convex surface of first surface also may be slightly larger than or be slightly less than this
The radius of curvature of second curved surface, 34462 circular arc concave surface, so that first surface 34242 remains to be kept in contact with the second curved surface 34462.
In this present embodiment, first surface 34242 and 34462 sliding contact of the second curved surface and be in face contact, therefore can be improved first support
342 with the stability of 344 relative rotation of second support.For from another point of view, which can be considered that hole axle is matched in logic
Close middle shaft structure sub-fraction, the circular arc concave surface then accordingly can be considered hole axle cooperation central hole structure sub-fraction, therefore in
In logic, first surface 34242 and being matched with for the second curved surface 34462 also can be considered that hole axle cooperates to a certain extent.In addition, in
In practical operation, recessed portion 3424 can be arc chute, and sliding block 3446 corresponds to arc shaped slider, slides on this arc chute, this
Structure configures the stability for also helping to improve first support 342 Yu 344 relative rotation of second support.
In addition, in this present embodiment, first support 342 and second support 344 are symmetrical structure, first support 342 and
Second support 344 is connected in opposite sides, is only illustrated above with the connection structure of side, therefore the connection structure of the other side can be direct
Refering to being described above, do not repeat separately.In practical operation, first support 342 and second support 344 are not limited with symmetrical structure,
Such as the connection structure of the other side is made with simple hole axle fit structure.In addition, in this present embodiment, first support 342 is
Interior coil support, second support 344 are accordingly outer coil support；In practical operation, first support 342 also can be an outer ring branch
Frame, second support 344 are then accordingly interior coil support.
In addition, first surface 34242 is not limited with the contact aspect of the second curved surface 34462 in practical operation with aforementioned.
It is the explosive view of the elevating mechanism of fourth embodiment of the invention please continue to refer to Figure 18 to Figure 21, Figure 18；Figure 19 is circle in Figure 18
Enclose the enlarged drawing of G；Figure 20 is circle H in Figure 18 in the enlarged drawing at another visual angle；Figure 21 is second of elevating mechanism in Figure 18
The sliding block of frame is in the schematic side view of the recessed portion of first support, and wherein sliding block and the profile of second support are painted with dotted line.Its
The accompanying drawings of the elevating mechanism 44 of display according to another embodiment.The first support 442 of elevating mechanism 44 and second
Frame 444 is pivotally connected relative to axial rotary A2, the function similar and having the same to 34 structure of elevating mechanism of elevating mechanism 44, therefore is risen
Descending mechanism 44 may replace elevating mechanism 34 and be used in press-key structure 3.Elevating mechanism 44 and 34 main difference of elevating mechanism exist
It is different from the first support 342 of elevating mechanism 34 in the first support 442 of elevating mechanism 44 and the pin-jointed structure of second support 444
With the pin-jointed structure of second support 344, to simplify explanation, elevating mechanism 44 continues to use the component symbol of elevating mechanism 34 in principle,
About other explanations of elevating mechanism 44, the related description of elevating mechanism 34 and its variation is please referred to, is not repeated separately.In this implementation
In example, the second curved surface of the sliding block 4446 of the first surface 44242 and second support 444 of the recessed portion 4424 of first support 442
44462 matchings, so that first surface 44242 is in rolling contact with the second curved surface 44462.Referring to Figure 22 and Figure 23.Sliding block
4446 are moved to another location (such as Figure 22 by a position (as shown in figure 21) as first support 442 and second support 444 are pivoted
It is shown), first surface 44242 and the second curved surface 44462 may respectively be convex surface.In in architecture logic, first surface 44242 and
Second curved surface 44462 can be considered that cam surface, profile can pass through simple test and obtain, do not repeat separately.In addition, Yu Benshi
It applies in example, though first surface 44242 is that line contacts and (is parallel to axial rotary A2) with the second curved surface 44462, in first support
During 442 with 444 relative rotation of second support, the contact position change of first surface 44242 and the second curved surface 44462,
This can avoid excessive wear between first surface 44242 and the second curved surface 44462, also facilitate first support 342 and second
The stabilization of 344 relative rotation of frame.
In conclusion inside press-key structure of the invention first, second in interconnecting piece will not when elevating mechanism actuation
Generate biggish amount of deflection；In addition, the elevating mechanism in press-key structure of the invention, two brackets used are mutually chimeric with structure
Mode be pivotally connected, each bracket for pivot joint protrusion structure and concave inward structure shift to install in rack body so that two
Bracket is not necessarily to can avoid constructive interference to each other through structure turnover, evacuation for the protrusion structure of pivot joint.Therefore, this hair
Bright elevating mechanism, which has, preferably makees dynamic stability and structural strength.Certainly, the present invention can also have other various embodiments,
In the case where spirit of that invention and its essence, those skilled in the art can make various corresponding according to the present invention
Change and modification, but these corresponding changes and modifications all should fall within the scope of protection of the appended claims of the present invention.
Claims (10)
1. a kind of elevating mechanism in press-key structure, which is characterized in that the elevating mechanism includes:
First support, the first support include the first frame body, which prolongs along the first plane for being parallel to axial rotary
It stretches, which has lateral surface；Interconnecting piece in first, this in first interconnecting piece be set to first frame body, this is in first
Interconnecting piece has the first recessed portion and the first protruding portion, which concaves from the lateral surface along the axial rotary
It falls into, which extends outwardly from the lateral surface along the axial rotary, and protrudes from the lateral surface；And
First outer interconnecting piece, the first outer interconnecting piece is from first protruding portion along the axial rotary and towards far from first protrusion
The direction in portion extends；And
Second support, the second support include the second frame body, which prolongs along the second plane for being parallel to the axial rotary
It stretches, when the press-key structure is released, first plane and second plane are interlaced with each other；
Interconnecting piece in second, this in second interconnecting piece be set to second frame body, this in second interconnecting piece there is the second recessed portion,
Second recessed portion is recessed inwardly along the axial rotary and has medial surface, which extends along the axial rotary；With
And
Second outer interconnecting piece, the second outer interconnecting piece are set to second frame body, which has the first extension
With the second extension, which extends along the axial rotary, which certainly should perpendicular to the axial rotary
First extension extends to be connected to the medial surface；
Wherein, relative to the axial rotary, rotationally face contact is connect interconnecting piece the first outer interconnecting piece in second with this, and
This in first interconnecting piece be rotatably coupled with the second outer interconnecting piece relative to the axial rotary so that the first support and should
Second support is pivotally connected relative to the axial rotary.
2. elevating mechanism as described in claim 1, which is characterized in that the first outer interconnecting piece includes first shaft portion, this first
Recessed portion and first protruding portion form the first axial trough, which forms the second axial trough, which forms the
Two axle portions, the first shaft portion are rotatablely arranged in second axial trough, which is rotatablely arranged at the first axle
In slot.
3. elevating mechanism as claimed in claim 2, which is characterized in that the first shaft portion has arc convex surface, the arc convex surface
Extend along the axial rotary, the first shaft portion is through the arc convex surface sliding contact second axial trough to be rotatablely arranged at
In second axial trough, which has circular arc concave surface, which extends along the axial rotary, and the second shaft portion is saturating
The sliding contact circular arc concave surface is crossed to be rotatablely arranged in first axial trough, wherein the radius of curvature of the arc convex surface is greater than
The radius of curvature of the circular arc concave surface.
4. elevating mechanism as described in claim 1, which is characterized in that the first outer interconnecting piece includes first shaft portion, this first
Recessed portion and first protruding portion form third axle portion, which forms the second axial trough, which forms the
Three axial troughs, the first shaft portion are rotatablely arranged in second axial trough, which is rotatablely arranged at the third axis
In slot.
5. elevating mechanism as claimed in claim 4, which is characterized in that the first shaft portion has the first arc convex surface, this first
Arc convex surface extends along the axial rotary, and the first shaft portion is through the first arc convex surface sliding contact second axial trough with can
It is rotatably arranged in second axial trough, which has the second arc convex surface, and second arc convex surface is along the rotation
Axially extending, the third axle portion is through the second arc convex surface sliding contact third axial trough to be rotatablely arranged at the third
In axial trough, wherein the radius of curvature of first arc convex surface is greater than the radius of curvature of second arc convex surface.
6. a kind of elevating mechanism in press-key structure, which is characterized in that the elevating mechanism includes:
First support, the first support include the first frame body, recessed portion and outer interconnecting piece, which has the first outside
Face, the recessed portion are recessed inwardly along axial rotary from first lateral surface and have first surface, and the first surface is along this
Axial rotary extends, which extends outwardly from first lateral surface along the axial rotary；And
Second support, the second support include the second frame body, interior interconnecting piece and sliding block, which has the second lateral surface,
The interior interconnecting piece is set to second frame body, which extends outwardly from second lateral surface along the axial rotary, the sliding block
With the second curved surface, which extends along the axial rotary；
Wherein, which is rotatably coupled with the interior interconnecting piece relative to the axial rotary, and the sliding block with this first
Curved surface and second curved face contact and can relatively movably be set in the recessed portion so that the first support and the second support
It is pivotally connected relative to the axial rotary.
7. elevating mechanism as claimed in claim 6, which is characterized in that the curved surface is arc convex surface, which is circle
Arc concave surface, the radius of curvature of the arc convex surface are equal to the radius of curvature of the circular arc concave surface.
8. elevating mechanism as claimed in claim 6, which is characterized in that the first surface and second SURFACES MATCHING, so that should
First surface is in rolling contact with second curved surface.
9. elevating mechanism as claimed in claim 8, which is characterized in that the first surface and second curved surface are respectively evagination
Face.
10. a kind of press-key structure, which is characterized in that the press-key structure includes:
Pedestal；
Keycap, the keycap are set to above the pedestal；And
Claim 1 to 9 it is therein it is any as described in elevating mechanism, the elevating mechanism be connected to the pedestal and the keycap it
Between, wherein the first support and the second support are connect with the pedestal and the keycap respectively, the keycap via the elevating mechanism and
It can be moved up and down relative to the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810615390.1A CN108962653A (en) | 2018-06-14 | 2018-06-14 | Press-key structure and its elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810615390.1A CN108962653A (en) | 2018-06-14 | 2018-06-14 | Press-key structure and its elevating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108962653A true CN108962653A (en) | 2018-12-07 |
Family
ID=64489044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810615390.1A Pending CN108962653A (en) | 2018-06-14 | 2018-06-14 | Press-key structure and its elevating mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN108962653A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444430A (en) * | 2019-05-03 | 2019-11-12 | 苏州达方电子有限公司 | Press-key structure |
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|---|---|---|---|---|
| US20020185366A1 (en) * | 2001-06-08 | 2002-12-12 | Chien-Shih Hsu | Key device with a scissors-like structure |
| CN106373816A (en) * | 2016-06-01 | 2017-02-01 | 东莞市凯华电子有限公司 | Ultra-thin mechanical keyboard switch |
| CN107170614A (en) * | 2017-07-06 | 2017-09-15 | 苏州达方电子有限公司 | Button |
| CN108493013A (en) * | 2018-01-26 | 2018-09-04 | 苏州达方电子有限公司 | Press-key structure |
| CN108511213A (en) * | 2018-03-20 | 2018-09-07 | 苏州达方电子有限公司 | Press-key structure and its elevating mechanism |
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2018
- 2018-06-14 CN CN201810615390.1A patent/CN108962653A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020185366A1 (en) * | 2001-06-08 | 2002-12-12 | Chien-Shih Hsu | Key device with a scissors-like structure |
| CN106373816A (en) * | 2016-06-01 | 2017-02-01 | 东莞市凯华电子有限公司 | Ultra-thin mechanical keyboard switch |
| CN107170614A (en) * | 2017-07-06 | 2017-09-15 | 苏州达方电子有限公司 | Button |
| CN108493013A (en) * | 2018-01-26 | 2018-09-04 | 苏州达方电子有限公司 | Press-key structure |
| CN108511213A (en) * | 2018-03-20 | 2018-09-07 | 苏州达方电子有限公司 | Press-key structure and its elevating mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444430A (en) * | 2019-05-03 | 2019-11-12 | 苏州达方电子有限公司 | Press-key structure |
| CN110444428A (en) * | 2019-05-03 | 2019-11-12 | 苏州达方电子有限公司 | Press-key structure |
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