CN110444430A - Press-key structure - Google Patents

Press-key structure Download PDF

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Publication number
CN110444430A
CN110444430A CN201910747578.6A CN201910747578A CN110444430A CN 110444430 A CN110444430 A CN 110444430A CN 201910747578 A CN201910747578 A CN 201910747578A CN 110444430 A CN110444430 A CN 110444430A
Authority
CN
China
Prior art keywords
support
keycap
axis hole
press
pedestal
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.)
Granted
Application number
CN201910747578.6A
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Chinese (zh)
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CN110444430B (en
Inventor
赵令溪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
Original Assignee
Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
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Application filed by Darfon Electronics Suzhou Co Ltd, Darfon Electronics Corp filed Critical Darfon Electronics Suzhou Co Ltd
Publication of CN110444430A publication Critical patent/CN110444430A/en
Application granted granted Critical
Publication of CN110444430B publication Critical patent/CN110444430B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70Switches 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
    • H01H13/702Switches 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
    • H01H13/705Switches 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00Key modules
    • H01H2233/07Cap or button on actuator part
    • H01H2233/074Snap coupling

Landscapes

  • Pivots And Pivotal Connections (AREA)
  • Telephone Set Structure (AREA)
  • Push-Button Switches (AREA)
  • Toys (AREA)

Abstract

The present invention discloses a kind of press-key structure, and it includes keycap, pedestal and two brackets for being mutually pivotally connected and being connected between keycap and pedestal, keycap can be moved up and down via two brackets relative to pedestal.In an embodiment, two brackets are pivotally connected with axis with C-shaped shaft hole matching.In another embodiment, each bracket in ㄇ character form structure and separately includes half axis hole and axle portion in its two end.Two brackets are with the axle portion is rotationally resisted against corresponding half axis hole and is pivotally connected.In the present invention, the two stands of press-key structure have a pivot joint framework of high stability, while keycap lifting travel can be enable to have better trajectory stability with end to end system horizontally automatic assembling.

Description

Press-key structure
Technical field
The present invention relates to a kind of mechanical key structure, especially its a kind of keycap passes through two brackets supports, actuation Mechanical key structure.
Background technique
Many mechanical key structures support keycap using scissors foot support, and two brackets of the scissors foot support are usually It is pivotally connected with being located at the complete bore axle construction mutual cooperation in bracket middle section.Hole axle cooperation can provide that bracket is pretty good to be mutually pivotable Stability.Two stands are assembled must along pivot joint is axial however, if bracket is pivotally connected with complete hole axle construction, or Two stands are alternately assembled with special angle, and the process adjustment so on automatic assembling is designed or to be avoided with jig It misplaced and cuts with its difficulty, related influence yield and production capacity.
U.S. Patent No. 6060676 open two stands are snapably connected with the dentalation of its leg extremities, this Class dentalation must increase keycap in pressing stroke by the disengaging of multiple concaveconvex structure and pairing in key press stroke Unstability.In addition the concaveconvex structure that dentalation only has occlusion end region is chimeric, stent ends structure has multiple orientation It is not restricted, equally undermines the stability of keycap.
Furthermore when press-key structure overall dimensions reduce, bracket difficulty has enough configuration spaces to form complete hole axle Structure;Even if foring complete hole axle construction, it is also likely to cause structural strength insufficient, reduces the stability of bracket. In addition, in general, completely there may be the permanent deformation of bracket or damages for the combination of hole axle construction.When press-key structure entirety When size reduction, this permanent deformation or damage are likely to the stability for influencing the intensity of bracket itself and combining between the two, into What one step influenced the press-key structure makees dynamic stability.
Summary of the invention
In view of the problems in prior art, the purpose of the present invention is to provide a kind of press-key structure, the pivots of two bracket Axis and C-shaped shaft hole matching can be adopted or adopt axle portion and half bore cooperation by connecing, and both with the pivot joint framework of high stability, while be able to achieve certainly Dynamicization assembling.
In order to achieve the above object, the present invention proposes a kind of press-key structure, includes: keycap, pedestal, first support and Two brackets.Pedestal is set to below the keycap;First support is connected between the keycap and the pedestal, which has the One axis;Second support is connected between the keycap and the pedestal, the second support have the second C-shaped axis hole, the first support with The second support is caught in the second C-shaped axis hole via the first axle to be pivotally connected relative to axial rotary, the second C-shaped axis hole tool There is the second opening, perpendicular to the axial rotary, which can be via the first support and this second in the direction of second opening Frame is moved up and down relative to the pedestal.
As optional technical solution, which includes the second keycap interconnecting piece and second base interconnecting piece, this Two brackets are rotatably coupled via the second keycap interconnecting piece with the keycap, and the second support is via the second base interconnecting piece It is rotatably coupled with the pedestal, definition is directed toward the direction of the second base interconnecting piece from the second keycap interconnecting piece and is prolonged for second Direction is stretched, which is oriented parallel to or perpendicular to second extending direction.
As optional technical solution, the second base connecting portion is in the second keycap interconnecting piece and the second C-shaped axis Between hole.
As optional technical solution, which includes the first keycap interconnecting piece and first base interconnecting piece, this One bracket is rotatably coupled via the first keycap interconnecting piece with the keycap, and the first base connecting portion is in first keycap Between interconnecting piece and the first axle.
As optional technical solution, the first support and the second support are via the first axle and the second C-shaped axis hole It is connected to form v-shaped structure.
As optional technical solution, which includes sliding slot, which has an entrance, the second support via this second Pedestal interconnecting piece is slideably positioned in the sliding slot to be rotatably coupled with the pedestal.
As optional technical solution, which extends along the axial rotary and the second C-shaped axis hole is in the rotation Shaft has bottom upwards.
As optional technical solution, which also includes the first C-shaped axis hole, which also includes second Axis, the first support and the second support are caught in the second C-shaped axis hole via the first axle and second axis is caught in the first C In shape axis hole with relative to the axial rotary be pivotally connected, the first C-shaped axis hole have first opening, this first opening towards this second Bracket.
As optional technical solution, the first support is identical as the second support structure.
In addition, the present invention also proposes a kind of press-key structure, include: keycap, pedestal, first support and second support.Bottom Seat is set to below the keycap;First support is connected between the keycap and the pedestal and the first support is in the first ㄇ font knot Structure, the first support include the first keycap interconnecting piece and first shaft portion, which can turn via the first chain cap interconnecting piece It is connected to the keycap dynamicly, which is located at the first end of the first ㄇ character form structure;Second support is connected to the key Between cap and the pedestal and the second support is in the 2nd ㄇ character form structure, which includes the second keycap interconnecting piece and second Half axis hole, the second support are rotatably connected to the keycap via the second chain cap interconnecting piece, which is located at should The third end of 2nd ㄇ character form structure, the first support and the second support are rotationally resisted against this via the first shaft portion To be pivotally connected relative to axial rotary in the second half axis holes, which can be via the first support and the second support relative to the bottom Seat moves up and down.
As optional technical solution, which extends along the axial rotary and the second half axis hole is in the rotation There is bottom in axial direction.
As optional technical solution, which has semicircle groove face, and the semicircle groove face is along the rotary shaft To extension, the second half axis hole is with the semicircle cylinder sliding contact first shaft portion.
As optional technical solution, which is cylinder, and the cylinder is along the prominent extension of the axial rotary.
As optional technical solution, which includes imperfect cylindrical surface, and the imperfect cylindrical surface is along the rotation Axially extending, the first shaft portion is with the imperfect cylindrical surface sliding contact the second half axis hole.
As optional technical solution, which also includes the first half axis holes, the first semiaxis hole be located at this first The second end of ㄇ character form structure, the second support include the second shaft portion, which is located at the 2nd ㄇ character form structure 4th end, the first support and the second support are rotationally resisted against in the second half axis hole via the first shaft portion and should The second shaft portion is rotationally resisted against in the first half axis hole to be pivotally connected relative to the axial rotary.
As optional technical solution, the first support is identical as the second support structure.
Relative to prior art, press-key structure of the invention uses incomplete hole axle construction, therefore can maintain bracket itself Structural strength.In the pin-jointed structure of axis and C-shaped shaft hole matching, the limit in structural elasticity when assembled and all directions is provided, Its maintenance that can take into account pin-jointed structure intensity Yu slow-roll stabilization degree avoids the permanent shape that bracket is generated during combining bracket Become or damages.In axle portion and the structure of half bore cooperation, the sliding contact surface between two brackets is in perpendicular to axial rotary Projection in plane remains to that one section of complete circular arc required for holder pivots move is presented, and has axial rotary and vertical direction On limit design, to maintain a degree of pivot joint intensity and slow-roll stabilization degree.The two stands of press-key structure of the present invention have The pivot joint framework of high stability, while keycap lifting travel can be enable to have more preferably with end to end system horizontally automatic assembling Trajectory stability.
It can be obtained further by detailed description of the invention below and institute's accompanying drawings about the advantages and spirit of the present invention Solution.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the press-key structure of an embodiment.
Fig. 2 is the part explosive view of press-key structure in Fig. 1.
Fig. 3 is the schematic diagram of the first support of press-key structure in Fig. 2.
Fig. 4 is the schematic diagram of the second support of press-key structure in Fig. 2.
Fig. 5 is the cross-sectional view of first support and the assembling of second support level in Fig. 2, profile position line X-X institute as shown in figure 1 Show.
Fig. 6 is the schematic diagram of second support according to another embodiment.
Fig. 7 is the part explosive view according to the press-key structure of another embodiment.
Fig. 8 is the schematic diagram of the first support of press-key structure in Fig. 7.
Fig. 9 is the schematic diagram of the second support of press-key structure in Fig. 7.
Figure 10 is the schematic diagram of first support according to another embodiment.
Specific embodiment
Please refer to Fig. 1 and Fig. 2.It include keycap 10, pedestal 12, first support 14, the according to the press-key structure 1 of an embodiment Two brackets 16, switching circuit board 18 and dynamic clamping head and quiet clamping head 20.Pedestal 12 is set to the lower section of keycap 10, first support 14 and second Frame 16 is mutually pivotally connected relative to axial rotary A1 (being represented by dotted lines in Fig. 2) and is each attached to keycap 10 and pedestal 12 respectively Between, switching circuit board 18 is placed on pedestal 12, and the switch 182 of 20 corresponding switch circuit plate 18 of dynamic clamping head and quiet clamping head is (with band shadow Line circle is shown in Fig. 2) it is placed on switching circuit board 18.Keycap 10 can be opposite via first support 14 and second support 16 It is vertically moved in about 12 pedestal, the keycap 10 moved down can squeeze dynamic clamping head and quiet clamping head 20 with trigger switch 182.Practical operation In, switching circuit board 18 can be but be not limited to the film circuit board commonly seen, and CONSTRUCTED SPECIFICATION does not repeat separately;To simplify schema, open Circuit board 18 is closed still to be painted with single entities.Dynamic clamping head and quiet clamping head 20 can be but to be not limited to silica gel or plantation rubber prominent.
In this present embodiment, as shown in Fig. 2, keycap 10 includes cap body 102 and two first supports for being set to cap body 102 Interconnecting piece 104 and two second support interconnecting pieces 106.Pedestal 12 includes bottom plate 122 and two first cunnings for being set to bottom plate 122 Slot 124 and two second sliding slots 126.Also referring to Fig. 3 and Fig. 4, first support 14 includes first support ontology 142 and setting In two the first keycap interconnecting pieces, 144, two first base interconnecting pieces 146 of first support ontology 142, first axle 148 and One C-shaped axis hole 150.First support ontology 142 is in the first ㄇ character form structure, this two the first keycap interconnecting pieces 144 with this two First base interconnecting piece 146 is in the opposite sides for being located at the first ㄇ character form structure on the direction perpendicular to axial rotary A1, this two A first base interconnecting piece 146, which is located on the outside of two ends of the first ㄇ character form structure, (or in other embodiments, to be cooperated The setting position of first sliding groove 124 and be located inside), first axle 148 and the first C-shaped axis hole 150 are also located at this two ends Portion and be parallel to axial rotary A1 extension.First axle 148 with the first C-shaped axis hole 150 when coaxial, i.e., coaxial axis and rotary shaft When being overlapped to A1, first support 14 is compared with can steadily rotate.First base interconnecting piece 146 is located at (or the first C-shaped of first axle 148 Axis hole 150) and the first keycap interconnecting piece 144 between.First C-shaped axis hole 150 is located at the end of the side arm of the first ㄇ character form structure, It hangs down in its opening direction with the first opening 150a and imperfect round groove face (extending along axial rotary A1), the first opening 150a Directly in the direction of axial rotary A1.Via the cooperation of the first keycap interconnecting piece 144 and first support interconnecting piece 104, first support 14 rotatably connect with keycap 10;Wherein, first support interconnecting piece 104 is in axial aperture structure, and the first keycap interconnecting piece 144 is in column Shape, the first keycap interconnecting piece 144 from first support ontology 142 be parallel to axial rotary A1 extend and be pivoted to first support connection Portion 104.Via the cooperation of first base interconnecting piece 146 and first sliding groove 124, first support 14 rotatably connects with pedestal 12 It connects;Wherein, first sliding groove 124 is parallel to bottom plate 122 and extends perpendicular to axial rotary A1, and first base interconnecting piece 146 is in column Shape, first base interconnecting piece 146 are parallel to axial rotary A1 from first support ontology 142 and extend and can be rotated and be slidably arranged In first sliding groove 124.
Second support 16 includes second support ontology 162 and two the second keycaps company for being set to second support ontology 162 164, two second base interconnecting pieces 166 of socket part, the second axis 168 and the second C-shaped axis hole 170.Second support ontology 162 is in second ㄇ character form structure, this two the second keycap interconnecting pieces 164 are located at the 2nd ㄇ character form structure with two second base interconnecting pieces 166 Opposite sides, which is located on the outside of two ends of the 2nd ㄇ character form structure (or in it In his embodiment, cooperate the setting position of second sliding slot 126 and be located inside), the second axis 168 and the second C-shaped axis hole 170 also divide Not Wei Yu two ends and be parallel to axial rotary A1 extension.Second axis 168 with the second C-shaped axis hole when coaxial, i.e., it is coaxial When axis is Chong Die with axial rotary A1, second support 16 is compared with can steadily rotate.Second base interconnecting piece 166 is located at the second axis Between 168 (or second C-shaped axis holes 170) and the second keycap interconnecting piece 164.Second C-shaped axis hole 170 is located at the 2nd ㄇ character form structure Side arm end, there is the second opening 170a and imperfect round groove face (extending along axial rotary A1), the second opening Direction of its opening direction 170a perpendicular to axial rotary A1.Via the second keycap interconnecting piece 164 and second support interconnecting piece 106 Cooperation, second support 16 is rotatably coupled with keycap 10;Wherein, second support interconnecting piece 106 is in sliding groove structure, the second key Cap interconnecting piece 164 is in the form of a column, and the second keycap interconnecting piece 164 is parallel to axial rotary A1 extension from second support ontology 162 and can It rotates and is slidingly arranged at first support interconnecting piece 104.Via the cooperation of second base interconnecting piece 166 and second sliding slot 126, Second support 16 is rotatably coupled with pedestal 12;Wherein, second sliding slot 126 is parallel to bottom plate 122 and perpendicular to axial rotary A1 extends, and second base interconnecting piece 166 is in the form of a column, and is parallel to axial rotary A1 from second support ontology 162 and extends and can be rotated And it is slidingly arranged in second sliding slot 126.It is caught in the second C-shaped axis hole 170 via first axle 148 and the second axis 168 is caught in In first C-shaped axis hole 150, first support 14 and second support 16 are pivotally connected relative to axial rotary A1;By the second C-shaped axis hole 170 Contact and limit with the imperfect round groove face of the first C-shaped axis hole 150 in each rotational angle, first axle 148 and the second axis 168 It smooth in the case where height is pivotally connected intensity can steadily rotate.Wherein, for the vertical view visual angle of press-key structure 1, first support 14 with Second support 16 is connected to form in buccal glyph shaped structure, and dynamic clamping head and quiet clamping head 20 is worn wherein against keycap 10.With press-key structure 1 Side view visual angle for, when keycap 10 is not pressed, first support 14 and second support 16 are connected to form and V-shaped structure.
In this present embodiment, the first C-shaped axis hole 150 and the second C-shaped axis hole 170 are because (the first opening 150a/ second is opened notch Mouthful 170a) presence and there is deformation elasticity so that the second axis 168 and first axle 148 can respectively via the first opening 150a and Second opening 170a is to be caught in the first C-shaped axis hole 150 and the second C-shaped axis hole 170.First opening 150a and the second opening 170a Size may be set to the diameter of axle (or the first C-shaped axis hole 150 and the second C-shaped axis hole 170 less than the second axis 168 and first axle 148 Aperture), e.g., about 2/3rds or half the diameter of axle, be caught in the first C to take into account the second axis 168 and first axle 148 The operation of shape axis hole 150 and the second C-shaped axis hole 170 and the first C-shaped axis hole 150 and the second C-shaped axis hole 170 are caught in the second axis 168 and first axle 148 clamping effect.In addition, as shown in figure 3, the first C-shaped axis hole 150 is in having bottom on axial rotary A1 150b, the first opening 150a extend along the direction for being parallel to axial rotary A1 and run through bottom 150b.For from another point of view, bottom Portion 150b is realized by the sidewall structure extended perpendicular to axial rotary A1.Whereby, bottom 150b can increase the first C-shaped axis hole 150 Structural strength help to be promoted the first C-shaped axis hole 150 to the second axis 168 and in limiting the second axis 168 on axial rotary A1 Clamping effect;Also, the first opening 150a can avoid through bottom 150b or bottom 150b inhibited to be caught in first to the second axis 168 The influence of the operation of C-shaped axis hole 150.In another embodiment, it is open the size and bottom 150b of 150a by fine tuning first Thickness can take into account the first C-shaped axis hole 150 to the clamping effect and its structural strength of the second axis 168;However, in practical operation, First opening 150a is to be not necessity through bottom 150b.In addition, be similar to the first C-shaped axis hole 150, the second C-shaped axis hole 170 in There are bottom 170b, the second opening 170a to extend along the direction for being parallel to axial rotary A1 and run through bottom on axial rotary A1 170b.For from another point of view, bottom 170b is realized by the sidewall structure extended perpendicular to axial rotary A1.The function of bottom 170b Effect and its variation explanation see the related description of afore-mentioned bottom 150b, do not repeat separately.
In this present embodiment, as shown in Fig. 2, first sliding groove 124 is parallel to the extension of bottom plate 122 and has first entrance 124a, second sliding slot 126 are parallel to bottom plate 122 and extend and have second entrance 126a.As shown in figure 3, in first support 14 The first extending direction 14a (being depicted with arrows in Fig. 3, i.e. the two of first support 14 side arm direction) is defined, from first Keycap interconnecting piece 144 is directed toward the direction of first base interconnecting piece 146, and the direction of the first opening 150a is prolonged substantially parallel to first Stretch direction 14a (or calling the first opening 150a towards second support 16);As shown in figure 4, prolonging in defining second in second support 16 Direction 16a (being depicted with arrows in Fig. 4, i.e. the two of second support 16 side arm direction) is stretched, from the second keycap interconnecting piece 164 are directed toward the direction of second base interconnecting piece 166, and the direction of the second opening 170a is substantially parallel to the second extending direction 16a (or calling the second opening 170a towards first support 14).Whereby, in assembling first support 14 and second support 16 to pedestal 12 When, it can first make first base interconnecting piece 146 and second base interconnecting piece 166 accordingly via first entrance 124a and second entrance 126a is to enter in first sliding groove 124 and second sliding slot 126.The pivot joint of first support 14 and second support 16 can by jig with Automation equipment carries out horizontal end-to-end (i.e. the end of side arm) assembling, as shown in figure 5, by second opening of the alignment of first axle 148 170a and the second axis 168 alignment first opening 150a (such as simply make first support 14 and second support 16 substantially in level Place), then make again first support 14 and second support 16 in such a way that end is towards end (i.e. the end of side arm) horizontally It is close to each other (as shown by arrows in figure, that is, the first extending direction 14a and the second extending direction 16a to be parallel to, i.e. perpendicularly to rotation Shaft is to A1), until first axle 148 is caught in the second C-shaped axis hole 170 by the second opening 170a and the second axis 168 passes through First opening 150a is to be caught in the first C-shaped axis hole 150, i.e. the pivot joint of completion first support 14 and second support 16.First axle 148, when the second C-shaped axis hole 170, the second axis 168 are coaxial with the first C-shaped axis hole 150 4, i.e., coaxial axial direction and axial rotary A1 When overlapping, first support 14 and second support 16 are compared with can steadily rotate.At this point, first base interconnecting piece 146 and second base Interconnecting piece 166 is also accordingly slideably positioned in first sliding groove 124 and second sliding slot 126.In practical operation, first support 14 and Second support 16 also first can be mutually pivotally connected, then be connected with pedestal 12;Such as by first support 14 and second support 16 along rotary shaft To A1 compressive deformation so that first base interconnecting piece 146 and second base interconnecting piece 166 can enter first sliding groove 124 and the second cunning In slot 126;At this point, first sliding groove 124 and second sliding slot 126 with entrance 124a, 126a not to be limited.In addition, practical operation In, the first opening direction 150a is not limited with being parallel to the first extending direction 14a, and the second opening 170a is not also to be parallel to the Two extending direction 16a are limited.For example, the direction of the second opening 170a is substantially perpendicular to the second extending direction 16a (such as Fig. 6 institute The setting upward shown), or with the second extending direction 16a in other angles.
In addition, in this present embodiment, as shown in Fig. 2, first sliding groove 124 and 126 structural integrity of second sliding slot are to a plastics In part, this plastic part can be combined in such a way that embedment is projected with bottom plate 122 (such as, but not limited to metal sheet), or first to penetrate It shapes out, (such as cylinder across bottom plate 122 is shaped in heating) is combined with bottom plate 122 in a manner of riveting again.In another implementation In example, first sliding groove 124 and 126 structural integrity of second sliding slot to bottom plate 122, such as using metal sheet as bottom plate 122, and it is curved Folding part scoreboard material is to form first sliding groove 124 and second sliding slot 126 (such as, but not limited to realizing with impact style).
In addition, in this present embodiment, first support 14 is identical as 16 structure of second support, help to reduce press-key structure 1 Manufacturing cost;But in practical operation, it is not limited.Such as first support 14 includes two C-shaped axis holes, second support 16 is right It should include two axis, first support 14 can also be configured with second support 16 whereby and is pivotally connected.Even if first support 14 and second 16 structure of frame is identical, extends in the same direction that (such as first axle 148 is along axial rotary A1 towards the lower left corner Fig. 3 with axis hole can be used on bracket Extend, the first C-shaped axis hole 150 (or the opening of the first C-shaped axis hole 150 is axial) also prolongs along axial rotary A1 towards the lower left corner Fig. 3 It stretches, and is extended in the same direction with first axle 148;Similarly, the second axis 168 extends along axial rotary A1 towards the lower right corner Fig. 4, the 2nd C Shape axis hole 170 opening of the second C-shaped axis hole 170 (or axial) also extends along axial rotary A1 towards the lower right corner Fig. 4, and with second Axis 168 extends in the same direction) or with axis on bracket and hole design is extended towards one another (for example, first axle 148 is along axial rotary A1 court Extend to the lower left corner Fig. 3, the first C-shaped axis hole 150 (or the opening of the first C-shaped axis hole 150 is axial) is also along axial rotary A1 but court Extend to the lower right corner Fig. 3, i.e. towards first axle 148, and is extended towards one another with first axle 148;Similarly, 168, the second axis It can such as extend along axial rotary A1 towards the lower right corner Fig. 4, the second C-shaped axis hole 170 (or the opening of the second C-shaped axis hole 170 is axial) Also extend along axial rotary A1 but towards the upper left corner Fig. 4, i.e. towards the extension of the second axis 168, and prolong toward each other with the second axis 168 It stretches).In addition, in this present embodiment, first support 14 and 16 two sides of second support are connect with keycap 10 and pedestal 12, thus it is practical In operation, only unilateral can be also pivotally connected between first support 14 and second support 16 (such as first support 14 and second support 16 are only It is pivotally connected by first axle 148 and the second C-shaped axis hole 170, wherein first support 14 and the substantially L-shaped knot of second support 16 Structure) and can still possess a degree of gearing stability.
Relative to prior art, press-key structure of the invention uses incomplete hole axle construction, therefore can maintain bracket itself Structural strength.In the axis of the present embodiment and the pin-jointed structure of C-shaped shaft hole matching, structural elasticity and all directions when assembled are provided On limit, the maintenance of pin-jointed structure intensity Yu slow-roll stabilization degree can be taken into account, avoid in combine bracket during generate branch The permanent deformation or damage of frame.The two stands of press-key structure of the present invention have the pivot joint framework of high stability, while can be with end pair End mode horizontally automatic assembling, enables keycap lifting travel to have better trajectory stability.
Fig. 7 is please referred to Fig. 9.Press-key structure 3 according to another embodiment is similar to 1 structure of press-key structure, therefore by bond Structure 3 continues to use the component symbol of press-key structure 1 in principle.It, can be directly refering to hereinbefore key about other explanations of press-key structure 3 Structure 1 and its related description of variation, do not repeat separately.In press-key structure 3, first support 34 is in the first ㄇ character form structure, the One bracket 34 includes the first half axis hole 342 and first shaft portions 344, the first half axis holes 342 and first shaft portion 344 be located at this In other words two ends of the first ㄇ character form structure are defined as first end and second by two ends of one ㄇ character form structure End, first shaft portion 344 are located at the first end of the first ㄇ character form structure, and the first half axis holes 342 are located at the first ㄇ font The second end of structure.Second support 36 is in the 2nd ㄇ character form structure, and second support 36 includes the second half axis hole 362 and the second axis Portion 364, the second half axis holes 362 and the second shaft portion 364 are located at two ends of the 2nd ㄇ character form structure, in other words, will Two ends of the 2nd ㄇ character form structure are defined as third end and the 4th end, and the second shaft portion 364 is located at the 2nd ㄇ font The third end of structure, the second half axis holes 362 are located at the 4th end of the 2nd ㄇ character form structure.First support 34 and second Frame 36 be rotationally resisted against in the second half axis holes 362 via first shaft portion 344 and via the second shaft portion 364 rotationally against In in the first half axis holes 342 to be pivotally connected relative to axial rotary A1 (being represented by dotted lines in figure).Keycap 10 can be via first Frame 34 and second support 36 are moved up and down relative to pedestal 12.
In addition, in this present embodiment, the first half axis holes 342 have semicircle groove face 342a, and semicircle groove face 342a is along rotation Shaft extends to A1;For from another point of view, semicircle groove face 342a is that is, surround axial rotary A1 about central angle 180 degree Circular arc concave surface.First shaft portion 344 is connected directly to first support ontology 142 in the direction perpendicular to axial rotary A1 and includes Imperfect cylindrical surface 344a, imperfect cylindrical surface 344a extend along axial rotary A1.Accordingly, the second half axis holes 362 have half Round groove face 362a, semicircle groove face 362a extend along axial rotary A1;Wherein, semicircle groove face 362a is that is, around rotation Shaft is to the circular arc concave surface of A1 about central angle 180 degree.The second shaft portion 364 is connected directly in the direction perpendicular to axial rotary A1 Second support ontology 162 and include imperfect cylindrical surface 364a, imperfect cylindrical surface 364a extends along axial rotary A1.First axle Portion 344 is rotationally resisted against the second half axis holes 362 via imperfect cylindrical surface 344a sliding contact semicircle groove face 362a; The second shaft portion 364 is via imperfect cylindrical surface 364a sliding contact semicircle groove face 342a to be rotationally resisted against the first semiaxis Hole 342.
Assembling mode can pass through jig and automation equipment carries out horizontal ends pair similar to previous embodiment in that shown in Figure 5 End assembling, by the second half axis hole 362 of the alignment of first shaft portion 344 and the first half axis hole 342 of the alignment of the second shaft portion 364 is (such as simple Ground makes first support 34 and second support 36 substantially in horizontal positioned), then make first support 34 and second support 36 with the again The mode of one ㄇ character form structure end towards the 2nd ㄇ character form structure end is horizontally close to each other (i.e. perpendicular to axial rotary A1), until first shaft portion 344 slips over the end protrusion (slightly stress deformation) of the second half axis holes 362 to be caught in the second half axis holes 362 In and the second shaft portion 364 slip over the end protrusion (slightly stress deformation) of the first half axis holes 342 to be caught in the first half axis holes 342, Complete the pivot joint of first support 34 and second support 36.
In addition, in this present embodiment, the first half axis holes 342 and identical (such as the equal court of the second half 362 opening directions of axis hole On, as shown in Figure 8, Figure 9) so that in principle in being not readily separated in vertical direction after first support 34 and the pivot joint of second support 36. The first half axis holes 342 are in there is bottom 342b on axial rotary A1, this can increase the structural strength of the first half axis holes 342, and in rotation Shaft limits the second shaft portion 364 on A1;Similarly, in there is bottom 362b on axial rotary A1, this can increase by the second half axis holes 362 The structural strength of the second half axis holes 362, and in limiting first shaft portion 344 on axial rotary A1.Wherein, for from another point of view, Bottom 342b, 344b are realized by the sidewall structure extended perpendicular to axial rotary A1.In addition, in this present embodiment, first support 34 is identical as 36 structure of second support, facilitates the manufacturing cost for reducing press-key structure 3;But in practical operation, it is not limited. Such as first support 34 includes two and half axis holes, corresponding second support 36 includes two axle portions, first support 34 and second support 36 can also configure whereby and be pivotally connected.In addition, first shaft portion 344 also can be cylinder, as shown in Figure 10 in practical operation.The cylinder Extend and the second half axis hole 362 of sliding contact along axial rotary A1 is prominent.Likewise, the second shaft portion 364 also can be cylinder, the circle Column extends and the first half axis hole 342 of sliding contact along axial rotary A1 is prominent.
Relative to prior art, press-key structure of the invention uses incomplete hole axle construction, therefore can maintain bracket itself Structural strength.In the structure of axle portion and the half bore cooperation of the present embodiment, the sliding contact surface between two brackets is in perpendicular to rotation Shaft to plane on projection remain to that one section of complete circular arc required for holder pivots moves is presented, and with axial rotary and Limit design in vertical direction, to maintain a degree of pivot joint intensity and slow-roll stabilization degree.The two of press-key structure of the present invention Bracket has the pivot joint framework of high stability, while can make keycap lifting travel with end to end system horizontally automatic assembling There can be better trajectory stability.
By the above detailed description of preferred embodiments, it is intended to more clearly describe feature and spirit of the invention, And not protection scope of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its purpose It is intended to cover various changes and has being arranged in the scope of protection of the claims of the invention to be applied of equality.Cause This, scope of protection of the claims of the invention should illustrate the most wide explanation of work according to above-mentioned, to cause it to cover institute Possible change and the arrangement of tool equality.

Claims (16)

1. a kind of press-key structure, it is characterised in that include:
Keycap;
Pedestal is set to below the keycap;
First support is connected between the keycap and the pedestal, which has first axle;And
Second support is connected between the keycap and the pedestal, the second support have the second C-shaped axis hole, the first support with The second support is caught in the second C-shaped axis hole via the first axle to be pivotally connected relative to axial rotary, the second C-shaped axis hole tool There is the second opening, perpendicular to the axial rotary, which can be via the first support and this second in the direction of second opening Frame is moved up and down relative to the pedestal.
2. press-key structure according to claim 1, it is characterised in that: the second support includes the second keycap interconnecting piece and the Two pedestal interconnecting pieces, the second support are rotatably coupled via the second keycap interconnecting piece with the keycap, second support warp It is rotatably coupled by the second base interconnecting piece with the pedestal, definition is directed toward the second base from the second keycap interconnecting piece and is connected The direction of socket part is the second extending direction, which is oriented parallel to or perpendicular to second extending direction.
3. press-key structure according to claim 2, it is characterised in that: the second base connecting portion connects in second keycap Between socket part and the second C-shaped axis hole.
4. press-key structure according to claim 3, it is characterised in that: the first support includes the first keycap interconnecting piece and the One pedestal interconnecting piece, the first support are rotatably coupled via the first keycap interconnecting piece with the keycap, which connects Socket part is located between the first keycap interconnecting piece and the first axle.
5. press-key structure according to claim 4, it is characterised in that: the first support and the second support via this first Axis and the second C-shaped axis hole are connected to form v-shaped structure.
6. press-key structure according to claim 2, it is characterised in that: the pedestal includes sliding slot, which has entrance, should Second support is slideably positioned in the sliding slot via the second base interconnecting piece to be rotatably coupled with the pedestal.
7. press-key structure according to claim 1, it is characterised in that: the second C-shaped axis hole along the axial rotary extend and The second C-shaped axis hole is in having bottom on the axial rotary.
8. press-key structure according to claim 1, it is characterised in that: the first support also includes the first C-shaped axis hole, this Two brackets also include the second axis, and the first support and the second support are caught in the second C-shaped axis hole via the first axle and should Second axis is caught in the first C-shaped axis hole to be pivotally connected relative to the axial rotary, which has the first opening, should First is open towards the second support.
9. press-key structure according to claim 8, it is characterised in that: the first support is identical as the second support structure.
10. a kind of press-key structure, it is characterised in that include:
Keycap;
Pedestal is set to below the keycap;
First support, is connected between the keycap and the pedestal and the first support is in the first ㄇ character form structure, the first support Comprising the first keycap interconnecting piece and first shaft portion, which is rotatably connected to the key via the first chain cap interconnecting piece Cap, the first shaft portion are located at the first end of the first ㄇ character form structure;And
Second support, is connected between the keycap and the pedestal and the second support is in the 2nd ㄇ character form structure, the second support This is rotatably connected to via the second chain cap interconnecting piece comprising the second keycap interconnecting piece and the second half axis holes, the second support Keycap, the second semiaxis hole are located at the third end of the 2nd ㄇ character form structure, and the first support and the second support are via this First shaft portion is rotationally resisted against in the second half axis hole to be pivotally connected relative to axial rotary, which can be first via this Frame and the second support are moved up and down relative to the pedestal.
11. press-key structure according to claim 10, it is characterised in that: the second half axis hole extend along the axial rotary and The second half axis hole is in having bottom on the axial rotary.
12. press-key structure according to claim 10, it is characterised in that: the second half axis hole has semicircle groove face, should Semicircle groove face extends along the axial rotary, and the second half axis hole is with the semicircle cylinder sliding contact first shaft portion.
13. press-key structure according to claim 10, it is characterised in that: the first shaft portion is cylinder, and the cylinder is along the rotation Turn axially projecting extension.
14. press-key structure according to claim 10, it is characterised in that: the first shaft portion includes imperfect cylindrical surface, should Imperfect cylindrical surface extends along the axial rotary, and the first shaft portion is with the imperfect cylindrical surface sliding contact the second half axis hole.
15. press-key structure according to claim 10, it is characterised in that: the first support also includes the first half axis holes, should First semiaxis hole is located at the second end of the first ㄇ character form structure, which includes the second shaft portion, the second shaft portion position In the 4th end of the 2nd ㄇ character form structure, the first support and the second support via the first shaft portion rotationally against In in the second half axis hole and the second shaft portion is rotationally resisted against in the first half axis hole relative to the axial rotary pivot It connects.
16. press-key structure according to claim 15, it is characterised in that: the first support and the second support structure phase Together.
CN201910747578.6A 2019-05-03 2019-08-14 Key structure Active CN110444430B (en)

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CN201910747531.XA Active CN110444428B (en) 2019-05-03 2019-08-14 Key structure
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CN201910747531.XA Active CN110444428B (en) 2019-05-03 2019-08-14 Key structure

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US12080492B2 (en) 2021-12-16 2024-09-03 Darfon Electronics Corp. Keyswitch structure and lift mechanism thereof
US11923159B2 (en) 2021-12-16 2024-03-05 Darfon Electronics Corp. Keyswitch structure and keycap support mechanism thereof
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Also Published As

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CN110033977A (en) 2019-07-19
CN110444428A (en) 2019-11-12
CN110444428B (en) 2022-04-19
CN110444430B (en) 2022-06-10
CN110444429B (en) 2021-06-08

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