CN104576129A - Key structure - Google Patents
Key structure Download PDFInfo
- Publication number
- CN104576129A CN104576129A CN201410840425.3A CN201410840425A CN104576129A CN 104576129 A CN104576129 A CN 104576129A CN 201410840425 A CN201410840425 A CN 201410840425A CN 104576129 A CN104576129 A CN 104576129A
- Authority
- CN
- China
- Prior art keywords
- keycap
- base plate
- magnetic part
- press
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention provides a key structure which comprises a bottom plate provided with a recess part to form a first accommodating space, a first magnetic piece arranged in the first accommodating space, a key cap capable of moving relative to the bottom plate, a movable plate rotatably arranged between the key cap and the bottom plate, and a buffer layer, wherein the movable plate is provided with a first end abutted with the key cap and a second end provided with a second magnetic piece; the buffer layer is arranged between the first magnetic piece and the second magnetic piece to avoid direct contact of the first magnetic piece and the second magnetic piece; when the key cap receives pressing force and moves towards the bottom plate, the movable plate rotates in a first direction for enabling the second magnetic piece to be far away from the first magnetic piece; when the pressing force is released, magnetic attraction force generated between the second magnetic piece and the first magnetic piece enables the movable plate to rotate in a second direction for enabling the second magnetic piece to get close to the first magnetic piece so as to drive the key cap to move and get far away from the bottom plate. The key structure is simplified by dint of a magnetic mechanism; and direct contact of the magnetic pieces is avoided by the buffer layer, so that operation noise is reduced.
Description
Technical field
The present invention is about a kind of press-key structure, and specifically, the present invention is especially about a kind of noise abatement magnetic attractive button structure.
Background technology
Known press-key structure usually utilize elastomer provide keycap press after rise reply power and by supports support keycap with maintains keycap be elevated time stability.But along with lightening requirement is more and more higher, known press-key structure is limited to the lifting characteristic of elastomeric volume and strutting piece and reaches the limit of size limit.
Moreover, how can also reach pressing feel that user is familiar with and reduce the emphasis that button noise also becomes press-key structure research and development now under lightening requirement.
Summary of the invention
The object of the present invention is to provide a kind of press-key structure, especially a kind of noise abatement magnetic attractive button structure.
The invention provides a kind of press-key structure, it comprises:
Base plate, has depressed part to form the first accommodation space;
First magnetic part, is arranged in this first accommodation space;
Keycap, can be arranged at above this base plate relative to this base plate movably;
Portable plate, be arranged between this keycap and this base plate rotationally, this portable plate has first end and the second end, and this first end abuts this keycap, and this second end has the second magnetic part, produces magnetic attraction between this second magnetic part and this first magnetic part; And
Resilient coating, is arranged between this first magnetic part and this second magnetic part, directly contacts to avoid this first magnetic part and this second magnetic part;
When this keycap connect a pressing force move towards this base plate time, this portable plate first direction rotate to make this second magnetic part away from this first magnetic part; When this pressing force discharges, this magnetic attraction makes this portable plate second direction rotate to make this second magnetic part near this first magnetic part, and then drives this keycap to move away from this base plate, and wherein this first direction is contrary with this second direction.
Alternatively, this resilient coating is switching layer, and this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate first direction rotate to make this trigger unit trigger this switching layer.
Alternatively, this switching layer part hollows out to form thinning portion and the second accommodation space, and this first magnetic part stretches into this second accommodation space and covered by this thinning portion.
Alternatively, this resilient coating applies or sticks on this first magnetic part.
Alternatively, this press-key structure more comprises switching layer, and this switching layer is arranged on this base plate, and wherein this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate first direction rotate to make this trigger unit trigger this switching layer.
Alternatively, this switching layer has through hole, and this through hole exposes this first magnetic part and this resilient coating.
Alternatively, this base plate has top surface, this depressed part comprises loading end and sidewall, this loading end is for this first magnetic part of mounting, this side wall ring is around this loading end and connect this top surface and this loading end to make the section of having difference between this top surface and this loading end, and this sidewall has an opening, this first accommodation space of this open communication.
Present invention also offers a kind of press-key structure, it comprises:
Base plate;
Keycap, can be arranged at above this base plate movably relative to this base plate, this keycap has bottom surface, and this bottom surface is in the face of this base plate and have protuberance, and this protuberance is given prominence to towards this base plate from this bottom surface;
First magnetic part, is arranged at this keycap, and the distance between this first magnetic part and this base plate is greater than the distance between this protuberance and this base plate; And
Portable plate, be arranged between this keycap and this base plate rotationally, this portable plate has first end and the second end, and this first end has the second magnetic part, and this second end abuts this base plate, produces magnetic attraction between this second magnetic part and this first magnetic part;
When this keycap accept pressing force move towards this base plate time, this portable plate first direction rotate to make this second magnetic part away from this first magnetic part and this protuberance; When this pressing force discharges, this magnetic attraction makes this portable plate second direction rotate and does not directly contact this first magnetic part to make this second magnetic part abut this protuberance, and then drive this keycap to move away from this base plate, wherein this first direction is contrary with this second direction.
Alternatively, this press-key structure more comprises switching layer, and this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate first direction rotate to make this trigger unit trigger this switching layer.
Alternatively, this switching layer has opening, and when this trigger unit triggers this switching layer, this first end of this movable part is inserted into this opening.
Alternatively, this press-key structure more comprises support unit, and this supporting construction is arranged between this keycap and this base plate, moves relative to this base plate to support this keycap.
Alternatively, this support unit comprises the first support and the second support, and this second support of this first bracket-rotatable dynamic ground pivot joint is to form scissor support unit.
Alternatively, this support unit comprises the first support and the second support, this first support and this second support are connected to this keycap and this base plate separately rotationally, when this keycap accept this pressing force move towards this base plate time, this keycap produces vertical displacement and horizontal displacement relative to this base plate simultaneously.
Alternatively, this support unit comprises the first support and the second support, and this first support and this second support connect this keycap rotationally separately and connect this base plate movably.
Alternatively, this keycap has the first joint portion, and this base plate has the second joint portion, and this first joint portion and this second joint portion connect rotationally, and this first end of this first joint portion and this movable part is respectively near the relative both sides of this keycap.
Alternatively, this keycap has the first joint portion, and this base plate has the second joint portion, and this first joint portion and this second joint portion connect movably, and when this keycap moves relative to this base plate, this first joint portion is along this second joint portion relative movement.
Alternatively, this keycap has the first coupling part, this base plate has the second coupling part, and when this keycap moves relative to this base plate, this first coupling part moves to make this keycap produce vertical displacement and horizontal displacement relative to this base plate relative to this second coupling part simultaneously.
Alternatively, this first coupling part has the first inclined-plane, and this second coupling part has the second inclined-plane, and when this keycap moves relative to this base plate, this first inclined-plane is along this second inclined-plane relative movement.
Alternatively, this keycap has the first articulated section, and this portable plate has the second articulated section, and this this first articulated section of the second articulated section pivot joint rotationally, to form the rotation axis of this portable plate.
Alternatively, this second magnetic part is fixed on this movable part with one-body molded or coupled modes.
Compared with prior art, the press-key structure that the present invention proposes, it utilizes magnetic force and exempts elastomeric setting, effectively simplifies the size that press-key structure also can reduce press-key structure.And avoid magnetic part directly to touch by resilient coating or protuberance, the noise caused when mutually touching with the part that deperms.In practical application, press-key structure provided by the invention also by switching layer as the resilient coating avoiding magnetic part directly to touch, can effectively reduce noise during button operation under the condition not increasing additional element cost.
Accompanying drawing explanation
Figure 1A and Figure 1B is respectively overlooking explosive view and looking up explosive view of press-key structure in first embodiment of the invention;
Fig. 2 A and Fig. 2 B is respectively press-key structure in Figure 1A in the constitutional diagram of non-pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap;
Fig. 3 A and Fig. 3 B is respectively press-key structure in Figure 1A in the constitutional diagram of pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap;
Fig. 4 A and Fig. 4 B is respectively press-key structure in second embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state;
Fig. 5 A and Fig. 5 B is respectively press-key structure in third embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state;
Fig. 6 A and Fig. 6 B is respectively press-key structure in fourth embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state;
Fig. 7 A and Fig. 7 B is respectively press-key structure in fifth embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state;
Fig. 8 A and Fig. 8 B is respectively press-key structure in sixth embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state;
Fig. 9 A and Fig. 9 B is respectively overlooking explosive view and looking up explosive view of press-key structure in seventh embodiment of the invention;
Figure 10 A and Figure 10 B is respectively press-key structure in Fig. 9 A in the constitutional diagram of non-pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap;
Figure 11 A and Figure 11 B is respectively press-key structure in Fig. 9 A in the constitutional diagram of pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap.
Embodiment
The invention provides a kind of press-key structure, it can be applicable to any pressing type input device, such as keyboard, effectively reduces button height, simplifies the pressing custom that assembling complexity also can meet user to reach.In rear with reference to graphic, describe structure and the operation of each element of press-key structure in the embodiment of the present invention in detail.
Figure 1A be in first embodiment of the invention press-key structure overlook explosive view, Figure 1B be in Figure 1A press-key structure look up explosive view, Fig. 2 A and Fig. 2 B is respectively press-key structure in Figure 1A in the constitutional diagram of non-pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap.As shown in Figure 1A to Figure 1B, press-key structure 100 comprises base plate 110, keycap 120, first magnetic part 140 and portable plate 160, wherein base plate 110 has depressed part 110a to form the first accommodation space 110b, first magnetic part 140 is arranged at the first accommodation space 110b, and keycap 120 can be arranged at above base plate 110 movably relative to base plate 110.Moreover portable plate 160 is arranged between keycap 120 and base plate 110 rotationally, wherein portable plate 160 has first end 160a and the second end 160b; First end 160a abuts keycap 120, second end 160b and has the second magnetic part 150, and can produce magnetic attraction between the second magnetic part 150 and the first magnetic part 140, after being pressed as keycap 120, make keycap 120 be returned to the return mechanism of pressing front position; That is when keycap 120 accept pressing force move towards base plate 110 time, portable plate 160 rotates to make the second magnetic part 150 away from the first magnetic part 140, when pressing force discharges, magnetic attraction makes the second magnetic part 150 near the first magnetic part 140, portable plate 160 second direction is rotated, and then drives keycap 120 to move away from base plate 110.Better between described first magnetic part 140 and the second magnetic part 150 resilient coating is set further, avoids the first magnetic part 140 to contact with the second the direct of magnetic part 150; In one embodiment, resilient coating applies or sticks in the first magnetic part 140.Should be noted at this, though be only described with single push-button structure 100 in embodiment, but when a plurality of press-key structure 100 is combined into keyboard, the subelement of each press-key structure 100 can be integrated into single part, to reach the benefit reducing manufacturing cost and assembly cost.
In other embodiments, press-key structure 100 more comprises switching layer 170 and is arranged on base plate 110; Now, switching layer 170 can have through hole 171 further with exposed first magnetic part 140 and resilient coating.In other embodiments, resilient coating is switching layer 170 and is arranged on base plate 110; Now, switching layer 170 part that can be used as resilient coating hollows out to form thinning portion 170a and the second accommodation space 170b.Second accommodation space 170b is better for base plate 110, and thinning portion 170a is positioned at the side of the second accommodation space 170b relative to base plate 110.First magnetic part 140 stretches into the second accommodation space 170b further and is covered by thinning portion 170a; Therefore, the first magnetic part 140 and the second magnetic part 150, time close to each other because of magnetic attraction, avoid direct contact occurs by thinning portion 170.
Specifically, base plate 110 has top surface 112.Depressed part 110a comprises loading end 111a and sidewall 112a.Sidewall 112a is around loading end 111a and connect top surface 112 and loading end 111a, and makes the section of having difference between top surface 112 and loading end 111a.Loading end 111a for mounting first magnetic part 140, and around loading end 111a around sidewall 112a make depressed part 110a have the function of locating the first magnetic part 140 in base plate 110.According to the depth degree of section difference between top surface 112 and loading end 111a, the first magnetic part 140 can have the height do not waited relative to top surface 112, and wherein the first magnetic part 140 has acting surface loading end 111a and towards keycap 120 dorsad at least.In this embodiment, sidewall 112a is better to be had opening 113a and is communicated with the first accommodation space 110b.
On the other hand, in this embodiment, portable plate 160 comprises board body part 161, and opposite end on the bearing of trend of board body part 161 and first end 160a and the second end 160b.First end 160a abuts the second magnetic part 150 correspondence first magnetic parts 140 of keycap 120, second end 160b, is so not limited thereto.For example, first end 160a directly can be connected to the bottom surface 122 of keycap 120, and the connector also by being arranged at bottom surface 122 is connected with keycap 120.First magnetic part 140 can be magnet, and portable plate 160 is preferably iron plate; By this, namely the second end 160b of portable plate 160 can be used as the second magnetic part 150 producing magnetic attraction with the first magnetic part 140.But in other embodiments, when the first magnetic part 140 is magnet, portable plate 160 can be made up of other non-ferric materials, and the second magnetic part 150 can be magnet or ironware and can be fixed on the second end 160b of portable plate 160 by coupling or integrally formed mode.In addition, in another embodiment, the first magnetic part 140 can be ironware, and the second magnetic part 150 can be magnet and can be fixed on the second end 160b of portable plate 160 by coupling or integrally formed mode.
In addition, at least one of first end 160a and the second end 160b can more respectively relative board body part 161 bend, form the sinuous configuration of portable plate 160.In this embodiment, the second end 160b bends and extension towards keycap 120 direction relative to board body part 161; The the second end 160b extended can in the face of being arranged at the acting surface 140a of the first magnetic part 140 of bottom 110.First end 160a is formed with the second articulated section 164, and the bottom surface 122 of keycap 120 is formed with the first articulated section 124; Portable plate 160 is by the second pivot joint rotationally first articulated section, articulated section 164 124, is so not limited thereto.In other embodiments, first end 160a also can relatively board body part 161 bend and extend; The first end 160a that bending extends can abut keycap 120, also can contact with the bottom surface 122 of keycap 120 slidably.In this embodiment, the first articulated section 124 comprises axle portion, and the second articulated section 164 comprises axis hole and is sleeved on axle portion pivotly.
On the other hand, keycap 120 is movably connected further with base plate 110.For example, keycap 120 has the first joint portion 125 in bottom surface 122, and bottom 110 has the second joint portion 115 in top surface 112.Keycap 120 links with base plate 110 by the first joint portion 125 and the second joint portion 115; Moreover rotatably and/or be movably connected with the second joint portion 115 by the first joint portion 125, keycap 120 can move or rotate by opposed bottom 110, that is produce pressing and discharge actions such as pressing.
In this embodiment, press-key structure 100 comprises support unit 180 further.Support unit 180 is arranged between keycap 120 and base plate 110, moves to support keycap 120 opposed bottom 110.Specifically, namely the first joint portion 125 of keycap 120 is connected by support unit 180 with the second joint portion 115 of base plate 110 again.In this embodiment, support unit 180 comprises the first support 182 and the second support 184.First support 182 and the second support 184 are connected to keycap 120 and base plate 110 rotationally, and when keycap 120 is moved relative to base plate 110, keycap 120 produces vertical displacement and horizontal displacement relative to base plate 110.For example, first support 182 pivot joint rotationally second support 184 is to form a scissor support unit 180, but not as limit, wherein the first support 182 two ends are connected rotationally with movably with the first joint portion 125a of keycap 120 bottom surface 122 and the second joint portion 115a of base plate 110 respectively, and the second support 184 two ends are connected rotationally with movably with the first joint portion 125b of keycap 120 bottom surface 122 and the second joint portion 115b of base plate 110 respectively; In addition, the first support 182 in same one end of this scissor support unit 180 and the second support 184 are connected with keycap 120 and base plate 110 respectively, and the other end is then contrary.
In the operation of the graphic explanation press-key structure 100 of the present invention of rear reference diagram 2A ~ 2B and Fig. 3 A ~ 3B, wherein Fig. 2 B be press-key structure in the cutaway view of non-pressed state, and Fig. 3 B is that press-key structure is in the cutaway view of pressed state.As shown in figs. 2 a and 2b, the first joint portion 125 of keycap 120 is movably connected with the first support 182 of support unit 180 and the second support 182, and the second joint portion 115 of base plate 110 is also connected with support unit 180; And the first end 160a of portable plate 160 is articulated in the first articulated section 124 of keycap 120 bottom surface 122 rotationally by the second articulated section 124.On the other hand, the portable plate 160 of tool sinuous configuration between keycap 120 and base plate 110 from keycap 120 direction of first end 160a towards the oblique setting in direction, bottom 120 of the second end 160b.Angle of inclination is the angle of inclination of board body part 161 actually; The degree (angle) that this angle of inclination and the second end 160b bend towards keycap 120 direction is better roughly equal, and the better almost parallel base plate 110 of the second end 160b extends.Better corresponding the first magnetic part 140 being arranged at bottom 110 Face to face of second end 160b, particularly in the face of the first magnetic part 140 is towards the acting surface 140a in keycap 120 direction.The magnetic attraction produced between first magnetic part 140 and the second magnetic part 150 makes the acting surface of the first magnetic part 140 and the second magnetic part 150 only substantial exposure across resilient coating and/or switching layer 170 of portable plate 160 second end 160b, and then makes keycap 120 maintain non-pressing position.
As shown in figures 3 a and 3b, when keycap 120 accept pressing force move towards base plate 110 time, the second magnetic part 150 moves away from the first magnetic part 140 along with keycap 120.When pressing force discharges, as shown in figs. 2 a and 2b, the magnetic attraction between the first magnetic part 140 and the second magnetic part 150 drives keycap 120 to move away from base plate 110.Specifically, when keycap 120 is pressed and moves towards base plate 110, pressing force overcomes the magnetic attraction between the first magnetic part 140 and the second magnetic part 150, makes keycap 120 relative to base plate 110 displacement; Respectively towards base plate 210 clockwise and rotate counterclockwise, mutually draw close, keycap 120 produces downward displacement simultaneously for first support 182 and the second support 184.On the other hand, keycap 120 compresses the first end 106a of portable plate 160 by the first pivot part 124, portable plate 160 is driven to rotate clockwise relative to base plate 110, and then make the second end 160b of portable plate 160 (i.e. the second magnetic part 150) also rotate clockwise and leave the first magnetic part 240, to activate press-key structure; Wherein in this embodiment, bottom 110 is rotated and then be roughly posted by the board body part 161 of portable plate 160 towards bottom 110, (it should be noted that, trigger unit 168 is generally positioned at the middle position of board body part 161 to the trigger unit 168 of portable plate 160, and is intended for switching layer 170.But in practical application, its position is not limited thereto.) then rotate and be able to trigger switch layer 170.When pressing force discharges, magnetic attraction between first magnetic part 140 and the second magnetic part 150 makes the second magnetic part 150 move to the first magnetic part 140, portable plate 160 is made to rotate counterclockwise, and then make the first end 160a of portable plate 160 upwards push against keycap 120 by the second pivot part 164, now the first support 182 and the second support 184 and respectively towards base plate 110 counterclockwise and rotate clockwise and open, and keycap 120 there is displacement upwards and away from base plate 110, be returned to the position before pressing (as shown in figs. 2 a and 2b).
In another embodiment, as shown in fig. 4 a and fig. 4b, press-key structure in second embodiment of the invention is respectively in the cross-sectional schematic of non-pressed state and pressed state.Press-key structure 200 comprises base plate 210, keycap 220, first magnetic part 240 and portable plate 260, wherein each arrangements of components of press-key structure 200 and each element of above-mentioned press-key structure 100 similar, its difference is mainly the design of bindiny mechanism between base plate 210 and keycap 220.Therefore, in after explanation be emphatically and press-key structure 100 difference, other similar structures and annexation can with reference to the explanations of above-described embodiment.In this embodiment, keycap 220 has the first joint portion 225, and base plate 210 has the second joint portion 215, and wherein the first joint portion 225 and the second joint portion 215 connect rotationally, and keycap 220 can be rotated relative to base plate 210.Specifically, the first joint portion 225 is the bindiny mechanism from the outstanding rotating shaft form in the bottom surface 222 of keycap 220, and the second joint portion 215 is have the bindiny mechanism of axis hole from base plate 210 surface towards keycap 220 projection; First joint portion 225 and the second joint portion 215 can shaft hole sleeve be combined the form of rotating shaft, and reach rotating between base plate 210 with keycap 220 connection.
On the other hand, the first end 260a of portable plate 260 and the second end 260b respectively relative board body part 261 bend in the same way and extend (namely as the first end 260a of portable plate 260 in Fig. 4 A or Fig. 4 B and the second end 260b respectively relative board body part 261 bend and extend clockwise), wherein the degree that bends of first end 260a and the second end 260b is roughly the same; The the second end 260b extended can in the face of being arranged at the acting surface 240a of the first magnetic part 240 of bottom 210, and the first end 260a of extension can abut keycap 220, and goodly contact with the bottom surface 222 of keycap 220 slidably.
In the operation of the graphic explanation press-key structure 200 of the present invention of rear reference diagram 4A and Fig. 4 B, wherein Fig. 4 A be press-key structure in the cutaway view of non-pressed state, and Fig. 4 B is that press-key structure is in the cutaway view of pressed state.As shown in Figure 4 A, the first joint portion 225 of keycap 220 is connected rotationally with the second joint portion 215; The first end 260a of portable plate 260 is connected to the bottom surface 222 of keycap 220.On the other hand, the portable plate 260 of tool sinuous configuration between keycap 220 and base plate 210 from keycap 220 direction of first end 260a towards the oblique setting in direction, bottom 220 of the second end 260b.Angle of inclination is the angle of inclination of board body part 261 actually; The degree (angle) that this angle of inclination and the second end 260b bend towards keycap 220 direction is better roughly equal, and the better almost parallel base plate 210 of the second end 260b extends.Better corresponding the first magnetic part 240 being arranged at bottom 210 Face to face of second end 260b, particularly in the face of the first magnetic part 240 is towards the acting surface 240a in keycap 220 direction.The magnetic attraction produced between first magnetic part 240 and the second magnetic part 250 makes the acting surface 240a of the first magnetic part 240 and the second magnetic part 250 only substantial exposure across resilient coating and/or switching layer 270 of portable plate 260 second end 260b, and then makes keycap 220 maintain non-pressing position.
In this embodiment, the first better side being close to keycap 220, joint portion 225, and the second joint portion 215 is accordingly in bottom 215, and the side of nearly keycap 220 is arranged.On the other hand, the side that the better relative keycap 220 of the first end 260a of portable plate 260 has the first joint portion 225 is connected to the bottom surface 222 of keycap 220; In other words, the relative both sides that are positioned at the bottom surface 222 of keycap 220 better for first end 260a, the first joint portion 225.Moreover portable plate 260, towards the oblique setting in direction, bottom 220 of the second end 260b but is not limited thereto and roughly towards the oblique setting of bottom 110 part that keycap 220 middle body corresponds to from keycap 220 direction of first end 260a.
As shown in Figure 4 B, when keycap 220 accept pressing force move towards base plate 210 time, the second magnetic part 250 moves away from the first magnetic part 240 along with keycap 220.When pressing force discharges, as shown in Figure 4 A, the magnetic attraction between the first magnetic part 240 and the second magnetic part 250 drives keycap 220 to move away from base plate 210.Specifically, when keycap 220 is pressed, pressing force overcomes the magnetic attraction between the first magnetic part 240 and the second magnetic part 250, keycap 220 rotates relative to base plate 210, and its side having the first end 260a of portable plate 260 to abut moves down and drives portable plate 260 to rotate, make the second magnetic part 250 away from the first magnetic part 240.In detail, when keycap 220 is pressed and moves towards base plate 210, the bottom surface 222 of keycap 220 drives the first end 260a of portable plate 260, portable plate 260 is rotated clockwise relative to base plate 210, and the second end 260b of portable plate 260 (i.e. the second magnetic part 250) rotates clockwise and then away from the first magnetic part 240, and reach the operation of trigger switch layer 270.When pressing force discharges, magnetic attraction between first magnetic part 240 and the second magnetic part 250 makes the second magnetic part 250 move to the first magnetic part 240, and portable plate 260 is rotated counterclockwise, and the first end 260a of portable plate 260 upwardly keycap 220 bottom 222 and drive keycap 220 to move away from base plate 210 and position (as shown in Figure 4 A) before being returned to pressing.In this embodiment, when pressing the point of application of keycap 220 when there is the side of first end 260a of portable plate 260, keycap 220 in the point of application and have portable plate 260 the first joint portion 225 opposite side between produce moment and rotate clockwise.
In another embodiment, as shown in Fig. 5 A and Fig. 5 B, be respectively press-key structure in third embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state.Press-key structure 300 comprises base plate 310, keycap 320, first magnetic part 340 and portable plate 360, wherein each arrangements of components of press-key structure 300 and each element of above-mentioned press-key structure 200 similar, its difference is mainly the design of bindiny mechanism between base plate 310 and keycap 320.Therefore, in after explanation be emphatically and press-key structure 300 and press-key structure 200 difference, other similar structures and annexation can with reference to the explanations of above-described embodiment.In this embodiment, support unit 380 comprises the first support 382 and the second support 384, wherein the first support 382 and the second support 384 are respectively connected to keycap 320 and base plate 310 rotationally, when keycap 320 is moved relative to base plate 310, keycap 320 produces vertical displacement and horizontal displacement relative to base plate 310 simultaneously.For example, the first support 382 and the second support 384 can be respectively the bar linkage structure of frame-type, wherein the first support 382 and the second support 384 is better has identical structure, to reduce manufacturing cost, but not as limit.Moreover the first support 382 and the second support 384 have the mechanism coupled with keycap 320 and base plate 310 respectively in two opposite sides.First support 382 has shaft 382a and 382b in relative both sides, with the second joint portion 315 of the first joint portion 325 and base plate 320 that are sticked in keycap 320 respectively rotationally; In this embodiment, the first joint portion 325 and the second joint portion 315 can have axle hole.Second support 384 has shaft 384a and 384b respectively in two opposite ends, with the second joint portion 315 of the first joint portion 325 and keycap 320 that are sticked in base plate 310 respectively rotationally.
In this embodiment, the portable plate 360 of tool sinuous configuration is oblique between keycap 320 and base plate 310 to be arranged between the first support 382 and the second support 384.In addition, the first support 382 and the second support 384 can and portable plate 360 be obliquely installed in the same way between keycap 320 and base plate 310.
In the operation of the graphic explanation press-key structure of the present invention of rear reference diagram 5A and Fig. 5 B, wherein Fig. 5 A be press-key structure in the cutaway view of non-pressed state, and Fig. 5 B is that press-key structure is in the cutaway view of pressed state.The better bottom surface 322 being connected to keycap 320 of the first end 360a of portable plate 360, and portable plate 360 is better in the second end 360b abuts with the first magnetic part 340 on base plate 310.By this, the magnetic attraction produced between the first magnetic part 340 and the second magnetic part 350 makes the first magnetic part 340 and the second magnetic part 350 only substantial exposure across resilient coating and/or switching layer 370, and then makes keycap 320 maintain non-pressing position.
As shown in Figure 5 B, when keycap 320 accept pressing force move towards base plate 310 time, the second magnetic part 350 moves away from the first magnetic part 340 along with keycap 320.Moreover when pressing force discharges, as shown in Figure 5A, the magnetic attraction between the first magnetic part 340 and the second magnetic part 350 drives keycap 320 to move away from base plate 310.Specifically, when keycap 320 is pressed and moves towards base plate 310, the first support 382 and the second support 384 rotate counterclockwise towards base plate 310 and make keycap 320 produce displacement and left downwards simultaneously.On the other hand, now the bottom surface 322 of keycap 320 compresses the first end 360a of portable plate 360, drive portable plate 360 to rotate counterclockwise relative to base plate 310, also make the second end 360b of portable plate 360 rotate counterclockwise and away from the first magnetic part 340, and reach the operation of trigger switch layer 370.When pressing force discharges, magnetic attraction between first magnetic part 340 and the second magnetic part 350 makes the second magnetic part 350 move to the first magnetic part 340, and portable plate 360 is rotated clockwise, and the first end 360a of portable plate 360 upwards pushes against the bottom surface 322 of keycap 320, the first support 382 and the second support 384 is driven to rotate clockwise and make keycap 320 produce displacement upwards and to the right and be returned to the position before pressing (as shown in Figure 5A) away from base plate 310.
In another embodiment, as shown in Fig. 6 A and Fig. 6 B, be respectively press-key structure in fourth embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state.Press-key structure 400 comprises base plate 410, keycap 420, first magnetic part 440 and portable plate 460, wherein each arrangements of components of press-key structure 400 and each element of above-mentioned press-key structure 400 similar, its difference is mainly the design of bindiny mechanism between base plate 410 and keycap 420.Therefore, in after explanation be emphatically and press-key structure 300 difference, other similar structures and annexation can with reference to the explanations of above-described embodiment.In this embodiment, keycap 420 has the first coupling part 425, and base plate 410 has the second coupling part 415.When keycap 420 moves relative to base plate 410, the first coupling part 425 moves relative to the second coupling part 415 and makes keycap 420 produce vertical displacement and horizontal displacement relative to base plate 410 simultaneously.Specifically, the first coupling part 425 has the first inclined-plane 425a, and the second coupling part 415 has the second inclined-plane 415a, and when keycap 420 moves relative to base plate 410, the first inclined-plane 425a is along the second inclined-plane 415a relative movement.
In this embodiment, two paired the first coupling parts 425 and two the second coupling parts 415 are arranged both sides relatively near press-key structure 400 respectively; Each first coupling part 425 and each second coupling part 415 in homonymy correspondence, but are not limited shown in graphic.What can increase or reduce the first coupling part 425 and the second coupling part 415 according to actual demand arranges number.In addition, the portable plate 460 of tool sinuous configuration obliquely can be arranged at two between the first coupling part 425 and the second coupling part 415 between keycap 420 and base plate 410.In addition, the bevel direction of the first inclined-plane 425a and the second inclined-plane 415a can be consistent with the incline direction of portable plate 460.
In the operation of the graphic explanation press-key structure of the present invention of rear reference diagram 6A and Fig. 6 B, wherein Fig. 6 A be press-key structure in the cutaway view of non-pressed state, and Fig. 6 B is that press-key structure is in the cutaway view of pressed state.In this embodiment, as shown in Figure 6A, the better bottom surface 422 being connected to keycap 420 of the first end 460a of portable plate 460, and portable plate 460 is better in the second end 460b mutually abuts with the first magnetic part 440 on bottom 410.By this, the magnetic attraction produced between the first magnetic part 440 and the second magnetic part 450 makes the first magnetic part 440 and the second magnetic part 450 only substantial exposure across resilient coating and/or switching layer 470, and then makes keycap 420 maintain non-pressing position.
As shown in Figure 6B, when keycap 420 accept pressing force move towards base plate 410 time, the second magnetic part 450 moves away from the first magnetic part 440 along with keycap 420.Moreover when pressing force discharges, as shown in Figure 6A, the magnetic attraction between the first magnetic part 440 and the second magnetic part 450 drives keycap 420 to move away from base plate 410.Specifically, when keycap 420 is pressed and moves towards base plate 410, the first inclined-plane 425a of the first coupling part 425 moves along the second inclined-plane 415a of the second coupling part 415 towards base plate 410 and makes keycap 420 produce displacement and to the right downwards simultaneously; Now, the bottom surface 422 of keycap 420 also compresses the first end 460a of portable plate 460, and drives the second end 460b of portable plate 460 to rotate counterclockwise relative to base plate 410 and then away from the first magnetic part 440, and reaches the operation of trigger switch layer 470.When pressing force discharges, the magnetic attraction between the first magnetic part 440 and the second magnetic part 450 makes the second magnetic part 450 move to the first magnetic part 440, and makes the first end 460a of portable plate 460 upwards push against the bottom surface 422 of keycap 420; Further, under the guiding of the first inclined-plane 425a and the second inclined-plane 415a, keycap 420 is driven to produce displacement upwards and left and be returned to the position before pressing (as shown in Figure 6A) away from base plate 410.
In another embodiment, as shown in figs. 7 a and 7b, press-key structure in fifth embodiment of the invention is respectively in the cross-sectional schematic of non-pressed state and pressed state.Press-key structure 500 comprises base plate 510, keycap 520, first magnetic part 540 and portable plate 560, wherein each arrangements of components of press-key structure 500 and each element of above-mentioned press-key structure 400 similar, its difference is mainly the design of bindiny mechanism between base plate 510 and keycap 520.Therefore, in after explanation be emphatically press-key structure 500 and press-key structure 400 difference, other similar structures and annexation can with reference to the explanations of above-described embodiment.In this embodiment, keycap 520 has the first joint portion 525; First joint portion 425 can be the bindiny mechanism with guide groove.Base plate 510 has the second joint portion 515, and wherein the second joint portion 415 can be the bindiny mechanism of guide rod form, and one-body molded or coupling mode can be arranged at base plate 510.In this embodiment, keycap 520 by the first joint portion 525 and base plate 510 the second joint portion 515 with can be connected relatively movably.Should be noted at this, though Fig. 7 A and 7B illustrates You Liangzu bindiny mechanism, namely two the first joint portions 525 of keycap 520 both sides and two the second joint portions 515 of corresponding first joint portion are arranged at respectively, but be not limited shown in graphic, and can increase or reduce the first joint portion 525 and the second joint portion 515 according to actual demand number is set.
In the operation of the graphic explanation press-key structure 500 of the present invention of rear reference diagram 7A and Fig. 7 B, wherein Fig. 7 A be press-key structure in the cutaway view of non-pressed state, and Fig. 7 B is that press-key structure is in the cutaway view of pressed state.As shown in Figure 7 B, when keycap 520 accept pressing force move towards base plate 510 time, the second magnetic part 550 moves away from the first magnetic part 540 along with keycap 520.As shown in Figure 7 A, when pressing force discharges, the magnetic attraction between the first magnetic part 540 and the second magnetic part 550 drives keycap 520 to move away from base plate 510.Specifically, when keycap 520 is pressed, pressing force overcomes the magnetic attraction between the first magnetic part 540 and the second magnetic part 550.As shown in Figure 7 B, when keycap 520 is pressed, second joint portion 515 and the first joint portion 525 relative movement, namely keycap 520 guides mobile by the guide groove of the first joint portion 425 along the guide rod of the second joint portion 515 and drives the second magnetic part 550 away from the first magnetic part 540 downwards.When pressing force discharges, magnetic attraction between first magnetic part 540 and the second magnetic part 550 makes the second magnetic part 550 move to the first magnetic part 540, and then drives keycap 520 to guide and the position before being returned to pressing that moves up (as shown in Figure 7 A) along the second joint portion 515 by the first joint portion 525.
In another embodiment, as shown in Fig. 8 A and Fig. 8 B, be respectively press-key structure in sixth embodiment of the invention in the cross-sectional schematic of non-pressed state and pressed state.Press-key structure 600 comprises base plate 610, keycap 620, first magnetic part 640 and portable plate 660, wherein each element of each arrangements of components of press-key structure 600 and above-mentioned press-key structure 500 is similar, and its difference is mainly the design of bindiny mechanism between base plate 610 and keycap 620.Therefore, in after explanation be emphatically and press-key structure 600 and press-key structure 500 difference, other similar structures and annexation can with reference to the explanations of above-described embodiment.In this embodiment, support unit 680 comprises the first support 682 and the second support 684, wherein the first support 682 and the second support 684 are separately rotatably and be connected to keycap 620 and base plate 610 movably, make keycap 620 vertical relative to base plate 610 mobile time, keycap 620 also can produce horizontal displacement relative to base plate 610 simultaneously.For example, the first support 682 and the second support 684 can be respectively the bar linkage structure of frame-type, wherein the first support 682 and the second support 684 is better has identical structure, to reduce manufacturing cost, but not as limit.Moreover the first support 682 and the second support 684 have the mechanism coupled with keycap 620 and base plate 610 respectively in two opposite sides.First support 682 has shaft 682a and 682b in relative both sides, and the second support 684 has shaft 684a and 684b to be sticked in the first joint portion 625 and the second joint portion 615 of keycap 620 and base plate 620 respectively rotationally in relative both sides.In this embodiment, the first joint portion 625 can have axle hole, and the second joint portion 615 can have position limiting structure as the hook part towards base plate 610.Better, the first support 682 and the second support 684 are sticked in the first joint portion 625 pivotly with its shaft 682a and 684a; On the other hand, the first support 682 and the second support 684 are rotatably arranged at hook part with its shaft 682b and 684b, and can move relative to hook part, and can limit its degree of displacement by hook part.In other embodiments, the first support 682 and the second support 684 can also be sticked in the second joint portion 615 pivotly, more rotatable and be sticked in the first joint portion 625 movably.
In this embodiment, the first support 682 and the second support 684 extend to tilt outside press-key structure 600 towards base plate 610 from keycap 620 simultaneously; In other words, the first support 682 and the second support 684 are gathered towards keycap 620 extends while from base plate 610 on the direction toward keycap 620.Second 615, joint portion is toward the outer side and towards the hook part of base plate 610.First joint portion 625 coordinates with support number with the quantity of the second joint portion 615, and wherein the second joint portion 615 better fit first support 682 and the second support 684 extend the laying of inclination outside press-key structure 600 simultaneously from keycap 620 towards base plate 610 and be arranged on comparatively outside relative to the first joint portion 625.In addition, the portable plate 660 of tool sinuous configuration is oblique between keycap 620 and base plate 610 is arranged between the first support 682 and the second support 684.
In the operation of the graphic explanation press-key structure of the present invention of rear reference diagram 8A and Fig. 8 B, wherein Fig. 8 A be press-key structure in the cutaway view of non-pressed state, and Fig. 8 B is that press-key structure is in the cutaway view of pressed state.The better bottom surface 622 being connected to keycap 620 of the first end 660a of portable plate 660, and the second end 660a of portable plate 660 is better abuts with the first magnetic part 640 on base plate 610.By this, the magnetic attraction produced between the first magnetic part 640 and the second magnetic part 650 makes the first magnetic part 640 and the second magnetic part 650 only substantial exposure across resilient coating and/or switching layer 670, and then makes keycap 620 maintain non-pressing position.
As shown in Figure 8 B, when keycap 620 accept pressing force move towards base plate 610 time, the second magnetic part 650 moves away from the first magnetic part 640 along with keycap 620.Moreover when pressing force discharges, as shown in Figure 8 A, the magnetic attraction between the first magnetic part 640 and the second magnetic part 650 drives keycap 620 to move away from base plate 610.Specifically, when keycap 620 is pressed and moves towards base plate 610, respectively towards base plate 610 counterclockwise and rotate clockwise, and shaft 682b and 684b distinguishes relative second joint portion 615 Slideslip outwardly for the first support 682 and the second support 684; Keycap 620 produces downward displacement simultaneously.On the other hand, the bottom surface 622 of keycap 620 now compresses the first end 660a of portable plate 660, drive portable plate 660 to rotate clockwise relative to base plate 610, also make the second end 660b of portable plate 660 rotate clockwise and away from the first magnetic part 640, and reach the operation of trigger switch layer 670.When pressing force discharges, magnetic attraction between first magnetic part 640 and the second magnetic part 650 makes the second magnetic part 650 move to the first magnetic part 640, and portable plate 660 is rotated counterclockwise, and the first end 660a of portable plate 660 upwards pushes against the bottom surface 622 of keycap 620, drive the first support 682 and the second support 684 to rotate and make keycap 620 produce displacement upwards; Now, shaft 682b and 684b inwards slides relative second joint portion 615 respectively.This slip also can terminate in hook part, and keycap 620 is returned to the position before pressing (as shown in Figure 8 A) away from base plate 610.
Fig. 9 A be in seventh embodiment of the invention of the present invention press-key structure overlook explosive view, Fig. 9 B be in Fig. 9 A press-key structure look up explosive view, Figure 10 A and Figure 10 B is respectively press-key structure in Fig. 9 A in the constitutional diagram of non-pressed state and cross-sectional schematic, and wherein constitutional diagram omits keycap.As shown in Fig. 9 A to Fig. 9 B, press-key structure 700 comprises base plate 710, keycap 720, first magnetic part 740 and portable plate 760, and wherein keycap 720 can be arranged at above base plate 710 relative to base plate 710 movably, and the first magnetic part 740 is arranged at keycap 720.Moreover keycap 720 has bottom surface 722 in the face of base plate 710, and it is outstanding towards base plate 710 from bottom surface 722 to have protuberance 723, and the distance wherein between the first magnetic part 740 and base plate 710 is greater than the distance between protuberance 723 and base plate 710.Portable plate 760 is arranged between keycap 720 and base plate 710 rotationally, and wherein portable plate 760 has first end 760a and the second end 760b; First end 760a has the second magnetic part 750, second end 760b and abuts base plate 710, and can produce magnetic attraction between the second magnetic part 750 and the first magnetic part 740, after being pressed as keycap 720, make keycap 720 be returned to the return mechanism of pressing front position.When keycap 720 accept pressing force move towards base plate 710 time, portable plate 760 rotates to make the second magnetic part 750 away from the first magnetic part 740 and protuberance 723, when pressing force discharges, magnetic attraction makes portable plate 760 second direction rotate to make the second magnetic part 750 near the first magnetic part 740, and then drive keycap 720 to move away from base plate 710, the wherein better abutting protuberance 723 of the second magnetic part 750 but directly do not contact the first magnetic part 740.
In this embodiment, portable plate 760 comprises board body part 761, and the first end 760a of opposite end on the bearing of trend of board body part 761 and the second end 760b.First end 760a has the second magnetic part 750, second end 760b and abuts base plate 710, is so not limited thereto.In addition, first end 760a and the second end 760b at least one can more respectively relative board body part 761 bend, form the sinuous configuration of portable plate 760.In this embodiment, first end 760a bends and extension towards keycap 720 direction relative to board body part 761, and the first end 760a of extension can in the face of being arranged at the acting surface of the first magnetic part 740 of keycap 720; Second end 760b to bend in the same way with first end 760a relative to board body part 761 further and extend (namely as the first end 260a of portable plate 760 in Figure 10 B and the second end 260b respectively relative board body part 261 bend and extend clockwise), the the second end 760b extended can abut base plate 710, and goodly contacts with base plate 710 slidably; The degree that second end 760b and first end 760a bends is roughly the same.On the other hand, one end of the nearly keycap 720 of portable plate 760 or base plate 710 can form articulated section.In this embodiment, the bottom surface 722 of keycap 720 is formed with the first articulated section 724; Portable plate 760 by the second articulated section 764 rotationally with the first articulated section 724 pivot joint, be so not limited thereto.For example, the first articulated section 724 comprises axle portion, and the second articulated section 764 comprises axis hole and is sleeved on axle portion pivotly.
Press-key structure 700 comprises support unit 780 further.Support unit 780 is arranged between keycap 720 and base plate 710, moves to support keycap 720 opposed bottom 710.Specifically, namely the first joint portion 725 of keycap 720 is connected by support unit 780 with the second joint portion 715 of base plate 710 again.For example, the first support 782 pivot joint rotationally second support 784 of support unit 780 is to form a scissor support unit 780.Relation between support unit 780 and base plate 710 and keycap 720, as above-mentioned, does not repeat in this.
In other embodiments, press-key structure 700 more comprises switching layer 770 and is arranged on base plate 710.When keycap 720 accept pressing force move towards base plate 710 time, portable plate 760 rotates to make trigger unit 768 trigger switch layer 770.Now, switching layer 770 can have opening 771 further; When trigger unit 768 trigger switch layer 770, first end 760a stretches into opening 771.
In the operation of the graphic explanation press-key structure 700 of the present invention of rear reference diagram 10A ~ 10B and Figure 11 A ~ 11B, wherein Figure 10 B be press-key structure in the cutaway view of non-pressed state, and Figure 11 B is that press-key structure is in the cutaway view of pressed state.As shown in Figure 10 A and 10B, the first joint portion 725 of keycap 720 is movably connected with the first support 782 of support unit 780 and the second support 782, and the second joint portion 715 of base plate 710 is also connected with support unit 780; And portable plate 760 is articulated in the first articulated section 724 of keycap 720 bottom surface 722 rotationally by the second articulated section 764.On the other hand, the portable plate 760 of tool sinuous configuration between keycap 720 and base plate 710 from keycap 720 direction of first end 760a towards the oblique setting in direction, bottom 720 of the second end 760b.Angle of inclination is the angle of inclination of board body part 761 actually; The degree (angle) that this angle of inclination and the second end 760b bend towards keycap 120 direction is better roughly equal, and the better almost parallel base plate 710 of the second end 760b extends; The better correspondence of first end 760a is arranged at the first magnetic part 740 of keycap 720, particularly in the face of the first magnetic part 740 is towards the acting surface 740a in base plate 710 direction.Moreover protuberance 723 is better is positioned at the drop shadow spread of first end 760a on keycap 720, and first end 760a (the second magnetic part 750) abuts protuberance 723 and does not directly contact the first magnetic part 740.The magnetic attraction produced between first magnetic part 740 and the second magnetic part 750 makes the first magnetic part 740 that second magnetic part 750 is maintained the position being close to keycap 720, and then makes keycap 720 maintain non-pressing position; In addition, protuberance 723 avoids the first magnetic part 740 and the second magnetic part 750 substantial exposure to produce excessive magnetic attraction.
As shown in Figure 11 A and 11B, when keycap 720 accept pressing force move towards base plate 710 time, the second magnetic part 750 moves away from the first magnetic part 740 along with keycap 720.When pressing force discharges, as shown in Figure 10 A and 10B, the magnetic attraction between the first magnetic part 740 and the second magnetic part 750 drives keycap 720 to move away from base plate 710.Specifically, when keycap 720 is pressed and moves towards base plate 710, pressing force overcomes the magnetic attraction between the first magnetic part 740 and the second magnetic part 750, makes keycap 720 relative to base plate 710 displacement; Respectively towards base plate 710 clockwise and rotate counterclockwise and mutually draw close, keycap 720 produces downward displacement simultaneously for first support 782 and the second support 784.On the other hand, the first pivot part 724 of keycap 720 compresses portable plate 760, and drive portable plate 760 rotates clockwise relative to base plate 710 and the second pivot part 764 rotates relative to the first pivot part 724; The first end 760a (i.e. the second magnetic part 750) of portable plate 760 and then rotate clockwise and leave the first magnetic part 740.Wherein in this embodiment, bottom 710 is rotated and then be roughly posted by the board body part 761 of portable plate 760 towards bottom 710, and the trigger unit 768 of portable plate 760 rotates and obtains trigger switch layer 770.In addition, first end 760a can stretch into the opening 771 of switching layer 770, makes board body part 761 must be posted by bottom 710.When pressing force discharges, magnetic attraction between first magnetic part 740 and the second magnetic part 750 makes the second magnetic part 750 move to the first magnetic part 740, portable plate 760 is made to rotate counterclockwise, and then make portable plate 760 upwards push against keycap 720 by the second pivot part 764, now the first support 782 and the second support 784 and respectively towards base plate 710 counterclockwise and rotate clockwise and open, keycap 720 and the displacement occurred upwards and away from base plate 710 and then be returned to the position before pressing (as shown in Figure 10 A and 10B).
In sum, the press-key structure that the present invention proposes, it utilizes magnetic force and exempts elastomeric setting, effectively simplifies the size that press-key structure also can reduce press-key structure.And avoid magnetic part directly to touch by resilient coating or protuberance, the noise caused when mutually touching with the part that deperms.In practical application, press-key structure provided by the invention also by switching layer as the resilient coating avoiding magnetic part directly to touch, can effectively reduce noise during button operation under the condition not increasing additional element cost.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only enforcement example of the present invention.Must it is noted that the embodiment disclosed limit the scope of the invention.On the contrary, change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (20)
1. a press-key structure, is characterized in that this press-key structure comprises:
Base plate, has depressed part to form the first accommodation space;
First magnetic part, is arranged in this first accommodation space;
Keycap, is arranged at above this base plate relative to this base plate movably;
Portable plate, be arranged between this keycap and this base plate rotationally, this portable plate has first end and the second end, and this first end abuts this keycap, and this second end has the second magnetic part, produces magnetic attraction between this second magnetic part and this first magnetic part; And
Resilient coating, is arranged between this first magnetic part and this second magnetic part, directly contacts to avoid this first magnetic part and this second magnetic part;
When this keycap accept pressing force move towards this base plate time, this portable plate is rotated in a first direction to make this second magnetic part away from this first magnetic part; When this pressing force discharges, this magnetic attraction makes this portable plate be rotated in a second direction, to make this second magnetic part near this first magnetic part, and then drives this keycap to move away from this base plate, and wherein this first direction is contrary with this second direction.
2. press-key structure as claimed in claim 1, it is characterized in that this resilient coating is switching layer, this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate along this first direction rotate to make this trigger unit trigger this switching layer.
3. press-key structure as claimed in claim 2, it is characterized in that this switching layer part hollows out to form thinning portion and the second accommodation space, this first magnetic part stretches into this second accommodation space and is covered by this thinning portion.
4. press-key structure as claimed in claim 1, is characterized in that the coating of this resilient coating or sticks on this first magnetic part.
5. press-key structure as claimed in claim 4, it is characterized in that this press-key structure more comprises switching layer, this switching layer is arranged on this base plate, wherein this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate along this first direction rotate to make this trigger unit trigger this switching layer.
6. press-key structure as claimed in claim 5, it is characterized in that this switching layer has through hole, this through hole exposes this first magnetic part and this resilient coating.
7. press-key structure as claimed in claim 1, it is characterized in that this base plate has top surface, this depressed part comprises loading end and sidewall, this loading end is for this first magnetic part of mounting, this side wall ring is around this loading end and connect this top surface and this loading end to make the section of having difference between this top surface and this loading end, and this sidewall has opening, this first accommodation space of this open communication.
8. a press-key structure, is characterized in that this press-key structure comprises:
Base plate;
Keycap, be arranged at above this base plate movably relative to this base plate, this keycap has bottom surface, and this bottom surface is in the face of this base plate and have protuberance, and this protuberance is given prominence to towards this base plate from this bottom surface;
First magnetic part, is arranged at this keycap, and the distance between this first magnetic part and this base plate is greater than the distance between this protuberance and this base plate; And
Portable plate, be arranged between this keycap and this base plate rotationally, this portable plate has first end and the second end, and this first end has the second magnetic part, and this second end abuts this base plate, produces magnetic attraction between this second magnetic part and this first magnetic part;
When this keycap accept pressing force move towards this base plate time, this portable plate is rotated in a first direction to make this second magnetic part away from this first magnetic part and this protuberance; When this pressing force discharges, this magnetic attraction makes this portable plate be rotated in a second direction, to make this second magnetic part abut this protuberance and directly not contact this first magnetic part, and then drive this keycap to move away from this base plate, wherein this first direction is contrary with this second direction.
9. press-key structure as claimed in claim 8, it is characterized in that this press-key structure more comprises switching layer, this portable plate has more trigger unit, when this keycap accept this pressing force move towards this base plate time, this portable plate along this first direction rotate to make this trigger unit trigger this switching layer.
10. press-key structure as claimed in claim 9, it is characterized in that this switching layer has opening, when this trigger unit triggers this switching layer, this first end of this movable part is inserted into this opening.
11. press-key structures as described in claim 1 or 8, it is characterized in that this press-key structure more comprises support unit, this supporting construction is arranged between this keycap and this base plate, moves relative to this base plate to support this keycap.
12. press-key structures as claimed in claim 11, is characterized in that this support unit comprises the first support and the second support, and this second support of this first bracket-rotatable dynamic ground pivot joint is to form scissor support unit.
13. press-key structures as claimed in claim 11, it is characterized in that this support unit comprises the first support and the second support, this first support and this second support are connected to this keycap and this base plate separately rotationally, when this keycap accept this pressing force move towards this base plate time, this keycap produces vertical displacement and horizontal displacement relative to this base plate simultaneously.
14. press-key structures as claimed in claim 11, is characterized in that this support unit comprises the first support and the second support, and this first support and this second support connect this keycap rotationally separately and connect this base plate movably.
15. press-key structures as described in claim 1 or 8, it is characterized in that this keycap has the first joint portion, this base plate has the second joint portion, this first joint portion and this second joint portion connect rotationally, and this first end of this first joint portion and this movable part is respectively near the relative both sides of this keycap.
16. press-key structures as described in claim 1 or 8, it is characterized in that this keycap has the first joint portion, this base plate has the second joint portion, this first joint portion and this second joint portion connect movably, when this keycap moves relative to this base plate, this first joint portion is along this second joint portion relative movement.
17. press-key structures as described in claim 1 or 8, it is characterized in that this keycap has the first coupling part, this base plate has the second coupling part, when this keycap moves relative to this base plate, this first coupling part moves to make this keycap produce vertical displacement and horizontal displacement relative to this base plate relative to this second coupling part simultaneously.
18. press-key structures as claimed in claim 17, it is characterized in that this first coupling part has the first inclined-plane, this second coupling part has the second inclined-plane, and when this keycap moves relative to this base plate, this first inclined-plane is along this second inclined-plane relative movement.
19. press-key structures as described in claim 1 or 8, it is characterized in that this keycap has the first articulated section, this portable plate has the second articulated section, and this this first articulated section of the second articulated section pivot joint rotationally, to form the rotation axis of this portable plate.
20. press-key structures as described in claim 1 or 8, is characterized in that this second magnetic part is fixed on this movable part with one-body molded or coupled modes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840425.3A CN104576129A (en) | 2014-12-30 | 2014-12-30 | Key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840425.3A CN104576129A (en) | 2014-12-30 | 2014-12-30 | Key structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104576129A true CN104576129A (en) | 2015-04-29 |
Family
ID=53091942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410840425.3A Pending CN104576129A (en) | 2014-12-30 | 2014-12-30 | Key structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104576129A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047456A (en) * | 2015-08-12 | 2015-11-11 | 昆山高健电子工业有限公司 | Magnetic levitation key structure |
| CN105826115A (en) * | 2016-05-20 | 2016-08-03 | 苏州达方电子有限公司 | Key and keyboard comprising same |
| CN107946114A (en) * | 2017-10-27 | 2018-04-20 | 苏州达方电子有限公司 | Press-key structure |
| CN111900009A (en) * | 2020-08-21 | 2020-11-06 | 光宝科技（常州）有限公司 | Bottom plate structure and key assembly |
| CN113299511A (en) * | 2020-08-10 | 2021-08-24 | 光宝科技股份有限公司 | Key structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4296394A (en) * | 1978-02-13 | 1981-10-20 | Ragheb A Kadry | Magnetic switching device for contact-dependent and contactless switching |
| CN1275784A (en) * | 1999-05-31 | 2000-12-06 | 明碁电脑股份有限公司 | Multiple key capable of suppressing noise in operation |
| CN202258932U (en) * | 2011-08-31 | 2012-05-30 | 苏州达方电子有限公司 | Key and keyboard |
| CN103165325A (en) * | 2013-03-07 | 2013-06-19 | 苏州达方电子有限公司 | Keyboard |
| CN103219185A (en) * | 2013-04-09 | 2013-07-24 | 苏州达方电子有限公司 | Press key |
| CN103325601A (en) * | 2013-06-18 | 2013-09-25 | 苏州达方电子有限公司 | Key structure |
| CN103745862A (en) * | 2014-01-16 | 2014-04-23 | 晟扬精密模具（昆山）有限公司 | Notebook computer keypad key |
-
2014
- 2014-12-30 CN CN201410840425.3A patent/CN104576129A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4296394A (en) * | 1978-02-13 | 1981-10-20 | Ragheb A Kadry | Magnetic switching device for contact-dependent and contactless switching |
| CN1275784A (en) * | 1999-05-31 | 2000-12-06 | 明碁电脑股份有限公司 | Multiple key capable of suppressing noise in operation |
| CN202258932U (en) * | 2011-08-31 | 2012-05-30 | 苏州达方电子有限公司 | Key and keyboard |
| CN103165325A (en) * | 2013-03-07 | 2013-06-19 | 苏州达方电子有限公司 | Keyboard |
| CN103219185A (en) * | 2013-04-09 | 2013-07-24 | 苏州达方电子有限公司 | Press key |
| CN103325601A (en) * | 2013-06-18 | 2013-09-25 | 苏州达方电子有限公司 | Key structure |
| CN103745862A (en) * | 2014-01-16 | 2014-04-23 | 晟扬精密模具（昆山）有限公司 | Notebook computer keypad key |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047456A (en) * | 2015-08-12 | 2015-11-11 | 昆山高健电子工业有限公司 | Magnetic levitation key structure |
| CN105826115A (en) * | 2016-05-20 | 2016-08-03 | 苏州达方电子有限公司 | Key and keyboard comprising same |
| CN105826115B (en) * | 2016-05-20 | 2018-01-30 | 苏州达方电子有限公司 | Button and its keyboard |
| CN107946114A (en) * | 2017-10-27 | 2018-04-20 | 苏州达方电子有限公司 | Press-key structure |
| CN107946114B (en) * | 2017-10-27 | 2019-12-31 | 苏州达方电子有限公司 | Key structure |
| CN113299511A (en) * | 2020-08-10 | 2021-08-24 | 光宝科技股份有限公司 | Key structure |
| CN111900009A (en) * | 2020-08-21 | 2020-11-06 | 光宝科技（常州）有限公司 | Bottom plate structure and key assembly |
| CN111900009B (en) * | 2020-08-21 | 2024-02-06 | 光宝科技（常州）有限公司 | Base plate structure and key assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104576129A (en) | Key structure | |
| TWI536417B (en) | Keyswitch structure | |
| TWI408715B (en) | Key structure and keyboard including the structure | |
| US20150001059A1 (en) | Keycap, key structure and keyboard | |
| JP4292186B2 (en) | Input device, key structure and elastic mechanism thereof | |
| CN104269307B (en) | Press-key structure | |
| US9360950B2 (en) | Key control device for click pad | |
| US20170277227A1 (en) | Keyboard and notebook computer with same | |
| TWI518721B (en) | Keyswitch structure | |
| TWI613690B (en) | Keyswitch | |
| CN104576136A (en) | Key structure | |
| US11422589B1 (en) | Portable electronic apparatus | |
| CN103219185A (en) | Press key | |
| US20190244772A1 (en) | Keyboard device | |
| US9799467B1 (en) | Key structure | |
| US9965046B2 (en) | Keyboard and notebook computer with same | |
| CN102044361A (en) | Key structure and keyboard with the same | |
| CN110244820B (en) | Electronic device and extended electronic system | |
| TW202008416A (en) | keyboard | |
| CN104299822B (en) | Press-key structure | |
| US9847190B1 (en) | Mechanism to raise and lower the height of keys within a keyboard | |
| US20170330706A1 (en) | Key structure | |
| US10446341B2 (en) | Keypad | |
| TWI518719B (en) | Keyswitch structure | |
| TWM589824U (en) | Switch module of wireless mouse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |