CN104332339A - Key structure - Google Patents
Key structure Download PDFInfo
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- CN104332339A CN104332339A CN201410619336.6A CN201410619336A CN104332339A CN 104332339 A CN104332339 A CN 104332339A CN 201410619336 A CN201410619336 A CN 201410619336A CN 104332339 A CN104332339 A CN 104332339A
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- China
- Prior art keywords
- keycap
- base plate
- press
- sliding part
- magnetic portion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
- H01H13/7065—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards
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Abstract
The invention relates to a key structure. The key structure comprises a base, a key cap and a sliding part mechanism arranged between the base and the key cap. The key cap and the sliding part mechanism act interactively to enable the key cap to move vertically relative to the base. The sliding part mechanism is in moving connection with the key cap through a sliding part containing a magnetic portion and interacts with a magnetic portion arranged on the base to generate magnetic attraction force which serves as the return force for the return of the key cap. The sliding part mechanism can also be in moving connection with the key cap through two relatively moving sliding parts, each of which comprises a magnetic portion. The two magnetic portions interact with each other to generate magnetic force to serve as the return force for the return of the key cap. Further, the key cap can be forced to descend by moving the sliding part, so that the key structure can be stored conveniently. According to the key structure, both the key cap actuation stability and enough press feedback feel are provided, and the dilemma of current keyboard design in the prior art is overcome effectively.
Description
Technical field
The present invention about a kind of press-key structure, especially a kind of mechanical key structure.
Background technology
General press-key structure is usually through the mechanism that cross-coupled support provides keycap to move up and down, and below keycap, be separately provided with elastic component (such as silica gel circle is prominent), get back to original position (position when not namely being pressed) in order to provide keycap restoring force to order about keycap.Support and elastic component adopt compact arrangement to reduce installation space needed for press-key structure usually, but adopt interconnection and silica gel circle projects and puts therebetween due to support, make supporting structure have certain structural complexity.In addition, the prominent pressing feedback feel (reaction force of impression when namely user presses) that need have suitable structural volume and begin to provide user enough of silica gel circle, makes the volume needed for press-key structure have it to limit.Therefore, unless the stability of impairment or the start of sacrifice keycap or pressing feedback feel, otherwise this kind of press-key structure is difficult to be applicable in film keyboard in fact.
Summary of the invention
In view of the problem in prior art, the object of the present invention is to provide a kind of press-key structure, it utilizes sliding part mechanism and the mutual start of keycap to guide the upper and lower start of keycap and to use magnetic force as the restoring force of keycap and slip, contributes to designs simplification and is applicable in film keyboard.
In order to achieve the above object, the present invention proposes a kind of press-key structure, and this press-key structure comprises base, keycap, sliding part, guide mechanism and transmission mechanism.Base comprises base plate and the first magnetic portion; Keycap is arranged on this base plate; Sliding part is arranged between this base plate and this keycap and this sliding part can be parallel to first direction relative to this base plate moves, this sliding part comprises the second magnetic portion, this second magnetic portion relatively this first magnetic portion is arranged, and produces magnetic attraction between this first magnetic portion and this second magnetic portion; Guide mechanism is arranged on this keycap and this base plate, and this guide mechanism moves to be parallel to second direction relative to this base plate limitedly in order to guide this keycap; Transmission mechanism is arranged on this keycap and this sliding part, and this transmission mechanism is parallel to the mutual transmission of movement in this second direction in order to make this sliding part be parallel to the movement of this first direction and this keycap; Wherein, when this keycap accepts push action and moves towards this base plate along this second direction, this keycap orders about this sliding part through this transmission mechanism and moves along this first direction, make this second magnetic portion away from this first magnetic portion, and when this push action disappears, this magnetic attraction orders about this second magnetic portion close to this first magnetic portion, this sliding part is moved along the rightabout of this first direction, and orders about this keycap through this transmission mechanism and to move and away from this base plate along the rightabout of this second direction.
As optional technical scheme, this base also comprises movable part, and this movable part can move along this first direction, moves and orders about this keycap through this transmission mechanism move towards this base plate along this second direction to order about this sliding part along this first direction.
As optional technical scheme, this first magnetic portion is arranged on this movable part, when this movable part along this first direction move to order about this sliding part move along this first direction time, this first magnetic portion contacts this second magnetic portion.
As optional technical scheme, this movable part is arranged at the opposite side of this base plate relative to this sliding part, and this movable part comprises protuberance, and this protuberance moves along this first direction to order about this sliding part through this base plate.
As optional technical scheme, this sliding part has spacing hole, and this base plate comprises keeper, and this keeper stretches in this spacing hole.
As optional technical scheme, this transmission mechanism comprises the first guide groove of extending along third direction and to slide the first guide member be connected with this first guide groove, this third direction tilts relative to this first direction and this second direction, this first guide groove is arranged in one of them of this keycap and this sliding part, and this first guide member is to being arranged on wherein another of this keycap and this sliding part by the first guide groove.
As optional technical scheme, this guide mechanism comprises the second guide groove of extending along this second direction and to slide the second guide member be connected with this second guide groove, this second guide groove is arranged in one of them of this keycap and this base plate, and this second guide member is to being arranged on wherein another of this keycap and this base plate by the second guide groove.
As optional technical scheme, this keycap has two shirt rims, these two shirt rims respectively from two relative tip of this keycap to downward-extension, this first magnetic areas is between these two shirt rims.
In addition, the present invention also proposes another kind of press-key structure, and this press-key structure comprises: base plate, keycap, two sliding parts and two transmission mechanisms.Keycap is arranged on this base plate; Two sliding parts are relatively arranged between this base plate and this keycap and these two sliding parts can be parallel to first direction relative movement relative to this base plate, and each this sliding part comprises a magnetic portion, and these two magnetic portion are oppositely arranged and produce magnetic attraction; Two transmission mechanisms are arranged on this keycap and this two sliding parts accordingly, and these two transmission mechanisms are parallel to the mutual transmission of movement in second direction in order to make this sliding part be parallel to the movement of this first direction and this keycap; Wherein, when this keycap accepts push action and moves towards this base plate along this second direction, this keycap through these two transmission mechanisms order about these two sliding parts be parallel to this first direction mutually away from, make these two magnetic portion mutually away from, when this push action disappears, it is close to each other that this magnetic attraction orders about these two magnetic portion, makes these two sliding parts be parallel to this first direction close to each other and order about this keycap through these two transmission mechanisms and to move and away from this base plate along the rightabout of this second direction.
As optional technical scheme, this press-key structure also comprises movable part, wherein this movable part can move along the rightabout of this first direction, with order about these two sliding parts be parallel to this first direction mutually away from and order about this keycap through these two transmission mechanisms and move towards this base plate along this second direction.
As optional technical scheme, one of them of these two sliding parts has hole, this movable part is arranged at below this base plate, this sliding part is arranged at above this base plate, this movable part comprises protuberance, this protuberance, through this base plate stretch into this hole, moves along the rightabout of this first direction in order to order about the sliding part with this hole, and moves along this first direction through wherein another that these two transmission mechanisms and this keycap order about these two sliding parts.
As optional technical scheme, one of them of these two sliding parts has spacing hole, and this base plate comprises keeper, and this keeper stretches in this spacing hole.
As optional technical scheme, this transmission mechanism comprises the first guide groove of extending along third direction and to slide the first guide member be connected with this first guide groove, this third direction tilts relative to this first direction and this second direction, this first guide groove is arranged at the sliding part of this keycap and this correspondence on one of them, this first guide member to should the first guide groove be arranged at this keycap and this correspondence sliding part wherein another on.
As optional technical scheme, this press-key structure also comprises guide mechanism, and this guiding structural is arranged on this keycap and this base plate, and this guiding structural moves to be parallel to this second direction relative to this base plate limitedly in order to guide this keycap.
As optional technical scheme, this guide mechanism comprises the second guide groove of extending along this second direction and to slide the second guide member be connected with this second guide groove, this second guide groove is arranged in one of them of this keycap and this base plate, and this second guide member is to being arranged on wherein another of this keycap and this base plate by the second guide groove.
As optional technical scheme, this press-key structure also comprises the first movable part and the second movable part, this first movable part can move along the rightabout of this first direction, move with one of them rightabout along this first direction ordering about these two sliding parts, this second movable part can move along this first direction, move along this first direction with wherein another ordering about these two sliding parts, so order about these two sliding parts mutually away from, and order about this keycap through these two transmission mechanisms and move towards this base plate.
As optional technical scheme, these two sliding parts have hole respectively, this first movable part and this second movable part are arranged at below this base plate, these two sliding parts are arranged at above this base plate, this first movable part has the first protuberance, this second movable part has the second protuberance, and this first protuberance and this second protuberance are through this base plate and stretch in two these holes respectively, in order to order about these two sliding parts mutually away from.
Compared to prior art, press-key structure of the present invention utilizes magnetic attraction as the restoring force of this keycap, and enough pressing feedback feels can be provided easily, therefore without the need to using silica gel circle prominent, the start space that silica gel circle is prominent can be saved, make the setting of its sliding part and transmission mechanism and connection design more elasticity, contribute to the stability promoting this keycap start.Therefore, press-key structure of the present invention has the stability of this keycap start and enough pressing feedback feels concurrently, effectively solves the double-barreled question that in prior art, current keyboard Designing faces.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the press-key structure according to the first embodiment of the present invention;
Fig. 2 is the explosive view of press-key structure in Fig. 1;
Fig. 3 is the profile of press-key structure X-X along the line in Fig. 1;
Fig. 4 is the profile of press-key structure X-X along the line after pressing in Fig. 1;
Fig. 5 is the profile of the guide mechanism Y-Y along the line of press-key structure in Fig. 1;
Fig. 6 is the profile of X-X along the line when press-key structure 1 is in receiving state in Fig. 1;
Fig. 7 is the explosive view of press-key structure according to another embodiment of the present invention;
Fig. 8 is the profile of press-key structure in Fig. 7;
Fig. 9 is the profile of press-key structure after pressing in Fig. 7;
Figure 10 is profile when press-key structure is in receiving state in Fig. 7;
Figure 11 is the explosive view of press-key structure according to still another embodiment of the invention;
Figure 12 is the profile of press-key structure before pressing in Figure 11;
Figure 13 is profile when press-key structure is in receiving state in Figure 11.
Embodiment
Refer to Fig. 1 to Fig. 3.Fig. 1 is the schematic diagram of the press-key structure 1 according to the first embodiment of the present invention, and Fig. 2 is the explosive view of press-key structure 1, and Fig. 3 is the profile of press-key structure 1 along Fig. 1 center line X-X.Press-key structure 1 comprises base 10, keycap 12, sliding part 14, guide mechanism 16 and transmission mechanism 18, keycap 12 is arranged on base 10, sliding part 14 is slidably disposed between base 10 and keycap 12, guide mechanism 16 is in order to guide keycap 12 to move relative to base 10 limitedly, and transmission mechanism 18 is in order to make the mutual transmission of movement of sliding part 14 and keycap 12.Furthermore, in the present embodiment, base 10 comprises base plate 102, movable part 104 and film circuit board 106, base plate 102 is generally metal material, be mainly used in support structure, keycap 12 is arranged on base plate 102, movable part 104 is slidably disposed under base plate 102, film circuit board 106 is arranged on base plate 102, film circuit board 106 has switching circuit (not being shown in figure), abut and trigger when can press down for keycap 12, such as, outputing signal, in response to the pressing operation on keycap 12.In addition, base 10 also comprises the first magnetic portion 108, first magnetic portion 108 and is arranged on the protuberance 1042 of movable part 104, and the first magnetic portion 108 together can be moved with movable part 104.Protuberance 1042 is through the opening 1022 of base plate 102 and the opening 1062 of film circuit board 106, extend towards keycap 12, because namely the first magnetic portion 108 is positioned at protuberance 1042, by this, first magnetic portion 108 can be subject to the driving of movable part 104 and move, and can not be subject to base plate 102 and the structural interference of film circuit board 106.In addition, with the visual angle of Fig. 3, keycap 12 has two shirt rims 122, two shirt rims 122 are respectively from two relative tip (namely towards base 10) extension downwards of keycap 12, first magnetic portion 108 is between these two shirt rims 122, make keycap 12 can cover the first magnetic portion 108, keep press-key structure 1 overall appearance.
Sliding part 14 to be arranged between base plate 102 and keycap 12 and sliding part 14 can be parallel to first direction D1 (representing with thick-line arrow) relative to base plate 102 mobile, namely sliding part 14 and movable part 104 are positioned at the relative both sides (, above base plate 102, movable part 104 is below base plate 102 for sliding part 14) of base plate 102.Sliding part 14 comprises the second magnetic portion 142 (profile hidden illustrates with dotted line), and relative first magnetic portion 108 of the second magnetic portion 142 is arranged and also between two shirt rims 122; In practical operation, sliding part 14 main body can be plastic cement injection plate, and the second magnetic portion 142 is the magnet at the edge embedding this plastic cement injection plate, but the present invention is not as limit.Produce magnetic attraction F1 (representing with the thick line double-head arrow in accompanying drawing) between the first magnetic portion 108 and the second magnetic portion 142, order about the first magnetic portion 108 and the second magnetic portion 142 close to each other.In practical operation, the first magnetic portion 108 and the second magnetic portion 142 one of them with magnet actual fabrication, wherein another is with magnets of opposite polarity or other paramagnetic material actual fabrication.
Guide mechanism 16 comprises two the second guide grooves 162 extending along second direction D2 (representing with thick-line arrow) and slides two the second guide members 164 being connected accordingly (in Fig. 2 with two the second guide grooves 162, it is illustrated with dotted line by the profile that keycap 12 covers), wherein these two the second guide grooves 162 are relatively arranged on base plate 102, and these two the second guide members 164 are respectively to being arranged on the lower surface 12a of keycap 12 by two the second guide grooves 162.In practical operation, second guide groove 162 can be integrally formed with base plate 102, such as base plate 102 is the stamping parts of paramagnetism sheet material, it is bent to form the second guide groove 162 (in ㄇ character contour), second guide member 164 can outwards form outstanding structure with keycap 12 integrally formed (such as plastic jetting forming) or directly with the edge from keycap 12, but the present invention is not as limit.By this, guide mechanism 16 can be guided keycap 12 and moved to be parallel to second direction D2 relative to base plate 102 limitedly.In the present embodiment, the second guide groove 162 has effect that guiding second guide member 164 moves, limits the second guide member 164 moving range simultaneously.
Transmission mechanism 18 comprises two the first guide grooves 182 extending along third direction D3 (thick-line arrow represents) and to slide accordingly two the first guide members 184 (in Fig. 2, it is illustrated with dotted line by the profile that keycap 12 covers) be connected with two the first guide grooves 182.Wherein these two the first guide grooves 182 are relatively arranged on sliding part 14, on the lower surface 12a that these two the first guide members 184 are arranged at keycap 12 accordingly and two the first guide members 184 also extend along third direction D3, third direction D3 tilts relative to first direction D1 and second direction D2; In the present embodiment, first direction D1 is vertical with second direction D2, but the present invention is not as limit.In addition, in practical operation, first guide groove 182 can integrally formed with sliding part 14 (such as sliding part 14 forms passage as the first guide groove 182 while being formed), first guide member 184 can integrally formed with keycap 12 (such as plastic jetting forming), but the present invention is not as limit.By this, the movement (i.e. horizontal movement) that transmission mechanism 18 can make sliding part 14 be parallel to first direction D1 is parallel to both transmissions mutually of movement (namely moving both vertically) on second direction D2 with keycap 12.
In the present embodiment, the guide mechanism 16 of the present embodiment adopts two groups of guiding (and spacing) structures (namely second guide groove 162 adds corresponding second guide member 164 is a group), two groups of guiding structurals are relatively arranged at the both sides of keycap 12, there is the effect of symmetrical configuration, can provide keycap 12 stable moving up and down, but the present invention is not as limit, such as, adopt many groups or only one group of guiding structural, all can play the effect of guide mechanism of the present invention.In addition, the transmission mechanism 18 of the present embodiment also adopts two groups of guiding structurals (namely first guide groove 182 adds corresponding first guide member 184 is a group), two groups of guiding structurals are relatively arranged at the both sides of keycap 12, there is the effect of symmetrical configuration, can provide keycap 12 stable moving up and down, but the present invention is not as limit, such as, adopt many groups or only one group of guiding structural, all can play the effect of transmission mechanism of the present invention.In addition, in the present embodiment, visual angle is overlooked with press-key structure 1, guide mechanism 16 and transmission mechanism 18 are arranged with orthogonal direction, keycap 12 is all subject to guiding (or meaning structure is restrained) through the second guide member 164, first guide member 184 in its four side, therefore can realize quite reliable and stable start up and down.What remark additionally is again, in practical operation, second guide groove 162 of guide mechanism 16 and the second guide member 164 can change over and be arranged at keycap 12 and base plate 102, and in like manner, the first guide groove 182 of transmission mechanism 18 and the first guide member 184 can change over and be arranged at keycap 12 and sliding part 14; In addition, each group guiding structural also not with identical setting be limited (two the second guide grooves 162 of such as guide mechanism 16 without the need to be all arranged at base plate 102, transmission mechanism 18 two the first guide grooves 182 without the need to being all arranged at sliding part 14).
Please also consult Fig. 4 and Fig. 5, Fig. 4 is press-key structure 1 profile along Fig. 1 center line X-X after pressing, and Fig. 5 is the profile of guide mechanism 16 along Fig. 1 center line Y-Y.When keycap 12 accepts a push action (such as user presses keycap 12 with finger) and moves (namely moving down) along second direction D2 towards base plate 102, keycap 12 orders about sliding part 14 through transmission mechanism 18 (namely the first guide member 184 more gos deep into the first guide groove 182) and moves along first direction D1, make the second magnetic portion 142 away from the first magnetic portion 108, state as shown in Figure 4; Now keycap 12 definable is in pressing position.After keycap 12 is pressed, though magnetic attraction F1 weakens, but still foot makes the second magnetic portion 142 tend to the first magnetic portion 108 to move, therefore when this push action disappears (such as user's finger moves apart keycap 12), magnetic attraction F1 orders about the second magnetic portion 142 close to the first magnetic portion 108, sliding part 14 is moved along the rightabout of first direction D1 and is ordered about keycap 12 by transmission mechanism 18 (namely the first guide member 184 separates gradually with the first guide groove 182) to move (namely moving up) along the rightabout of second direction D2 away from base plate 102, until move to state as shown in Figure 3, now keycap 12 definable is in non-pressing position.In the process of whole pressing, release keycap 12, keycap 12 can keep stable by guide mechanism 16 and be parallel to second direction D2 motion, as shown in Figure 5, wherein illustrates the profile of the second guide member 164 after keycap 12 pressing with dotted line.Second guide member 164 lower edge protuberance stretches in the second guide groove 162 of ㄇ character contour, so when the second guide member 164 lower edge protuberance is moved upwards up to the second guide groove 162 upper limb being stuck in ㄇ character contour, be limit keycap 12 rise the extreme higher position that can arrive feasible design mode one of them.
Please also consult Fig. 6, Fig. 6 is press-key structure 1 profile along Fig. 1 center line X-X when being in receiving state.In the present embodiment, movable part 104 is exercisable to be moved along first direction D1, move along first direction D1 and order about keycap 12 through transmission mechanism 18 move (namely moving down) towards base plate 102 along second direction D2 to order about sliding part 14, press-key structure 1 is made to be in receiving state, as shown in Figure 6; Now, keycap 12 is roughly in pressing position, but the present invention is not as limit.Furthermore, protuberance 1042 is through base plate 102, and when movable part 104 moves along first direction D1, protuberance 1042 also moves along first direction D1 thereupon, makes movable part 104 order about sliding part 14 with protuberance 1042 and moves along first direction D1.In the present embodiment, because the first magnetic portion 108 is positioned at protuberance 1042, therefore when movable part 104 exercisable along first direction D1 move to order about sliding part 14 move along first direction D1 time, first magnetic portion 108 contacts the second magnetic portion 142, and this properties beneficial is in making movable part 104 stably move together with sliding part 14 and making press-key structure 1 remain on receiving state.Now; under keycap 12 height reduction to the height of keyboard general frame 13 (being represented by dotted lines in Fig. 1); (1) the thinning and easy to use person's storage of press-key structure 1 integral thickness is made to carry; (2) with the protection of keyboard general frame 13; reduce keycap 12 in user's portable process, be subject to external force collision and the chance that comes off.Therefore, press-key structure 1 of the present invention is when using state, and the pressing stroke that user can be provided enough (wherein pressing feedback feel can pass through design magnetic attraction F1 and determine), and when receiving state, integral thickness can be made thinning, is convenient to storage; And with the protection of keyboard general frame 13, reduce keycap 12 and be subject to external force collision and the chance that comes off.
In addition, when movable part 104 moves together with sliding part 14, the first magnetic portion 108 and the second magnetic portion 142 (based on magnetic attraction F1) keep in touch, therefore user is able to less strength without the need to overcoming magnetic attraction F1 moves sliding part 14.Supplementary notes, in the present embodiment, the first magnetic portion 108 is positioned at protuberance 1042, therefore when movable part 104 moves, the first magnetic portion 108 also moves, but the present invention is not as limit.Such as, first magnetic portion 108 is arranged on other components of base 10, such as be arranged at base plate 102 (the second magnetic portion 142 is also corresponding to be arranged), now, movable part 104 directly promotes sliding part 14 body with protuberance 1042, and the distance widened gradually between the first magnetic portion 108 and the second magnetic portion 142, sliding part 14 is exercisable makes press-key structure 1 be in receiving state to order about keycap 12 to decline.In addition, in the present embodiment, guide mechanism 16 can limit the extreme higher position of keycap 12, and the setting position of the first magnetic portion 108 also limits the stop position (namely contact position during first magnetic portion 108) of the second magnetic portion 142 towards the first magnetic portion 108 movement, and then the extreme higher position of restriction keycap 12.Therefore in practical operation, can pass through and select a design to limit the extreme higher position (being equivalent to aforesaid non-pressing position) of keycap 12.In the present embodiment, when keycap 12 is positioned at this non-pressing position (when this push action disappears), the first magnetic portion 108 contacts the second magnetic portion 142, and the second guide groove 162 also block second guide member 164; But the present invention is not as limit.
Supplementary notes, in the present embodiment, sliding part 14 also has spacing hole 144, and base plate 102 comprises keeper 1024, and keeper 1024 passes the opening 1064 of film circuit board 106 and extends towards keycap 12 and stretch in spacing hole 144.Spacing hole 144 limits the scope of keeper 1024 relative movement, that is limit slippage part 14 is relative to the sliding scale (that is also indirectly can limit extreme higher position and the extreme lower position of keycap 12) of base 10.In addition, spacing hole 144 and the Da of keeper 1024 join and also contribute to sliding part 14 and be assembled to base 10.
Refer to Fig. 7 to Figure 10, Fig. 7 is the explosive view of press-key structure 3 according to another embodiment of the present invention, Fig. 8 be press-key structure 3 in the profile of non-pressed state, the profile that Fig. 9 is press-key structure 3 after pressing, Figure 10 is the profile of press-key structure 3 when being in receiving state.In the present embodiment, press-key structure 3 is roughly the same with press-key structure 1 structure, for ease of explanation, press-key structure 3 principle continues to use the component symbol of press-key structure 1, about other explanations of each component of press-key structure 3, directly can consult the related description of press-key structure 1 counterpart member, separately not repeat; The outside drawing of press-key structure 3 directly can consult Fig. 1, and the profile position of Fig. 8 to Figure 10 is equivalent to shown in Fig. 1 center line X-X.It is slightly different that press-key structure 3 and press-key structure 1 Main Differences are to make the mechanism of keycap about 12 start.In the present embodiment, press-key structure 3 comprises two sliding parts 34a, 34b and two transmission mechanisms 38a, 38b.These two sliding parts 34a, 34b to be relatively arranged between base plate 102 and keycap 12 and can be parallel to first direction D1 relative movement relative to base plate 102, each sliding part 34a, 34b comprise a magnetic portion, as shown in Figure 7, sliding part 34a comprises magnetic portion 342a (hiding profile illustrates with dotted line), sliding part 34b comprises magnetic portion 342b (hiding profile illustrates with dotted line), and these two magnetic portion 342a, 342b are oppositely arranged and produce magnetic attraction F3 (representing with thick line double-head arrow).These two transmission mechanisms 38a, 38b are arranged on keycap 12 and this two sliding parts 34a, 34b accordingly, and two transmission mechanisms 38a, 38b are parallel to the mutual transmission of movement on second direction D2 in order to make sliding part 34a, 34b be parallel to the movement of first direction D1 and keycap 12.Wherein, the first guide groove 382a of transmission mechanism 38a is arranged on sliding part 34a, the first guide member 384a of transmission mechanism 38a is arranged on keycap 12, and the first guide groove 382b of transmission mechanism 38b is arranged on sliding part 34b, and the first guide member 384b of transmission mechanism 38b is arranged on keycap 12.When keycap 12 accepts a push action (such as user presses keycap 12 with finger) and moves (namely moving down) along second direction D2 towards base plate 102, keycap 12 through these two transmission mechanisms 38a, 38b order about these two sliding parts 34a, 34b be parallel to first direction D1 mutually away from, make these two magnetic portion 342a, 342b also mutual to, state as shown in Figure 9; Now keycap 12 definable is in pressing position.After keycap 12 is pressed, though magnetic attraction F3 weakens, but still foot makes this two magnetic portion 342a, 342b trend is close to each other, therefore when this push action disappears (such as user's finger moves apart keycap 12), magnetic attraction F3 orders about this two magnetic portion 342a, 342b is close to each other (in the present embodiment, both are close to each other to contacting with each other), make this two sliding part 34a, it is close to each other and through these two transmission mechanism 38a that 34b is parallel to first direction D1, 38b orders about keycap 12 and moves (namely moving up) away from base plate 102 along the rightabout of second direction D2, until move back to state as shown in Figure 8, now keycap 12 definable is in non-pressing position.In the process of whole pressing, release keycap 12, keycap 12 can keep stable through guide mechanism 16 (second guide groove 162 and the second guide member 164) and be parallel to second direction D2 motion.Simultaneously, press-key structure 3 of the present invention is when using state, the pressing stroke that user can be provided enough (wherein presses feedback feel can pass through design magnetic attraction F3 and determine, these two magnetic portion 342a, the 342b time of releasing, magnetic attraction F3 can decline to a great extent instantaneously, and it acts on feel when the bowl-shape elastomer of similar conventional rubber (rubber dome) collapses).Same, as shown in Figure 10, when press-key structure 3 is in receiving state, integral thickness can be made thinning, be convenient to storage; And with the protection of keyboard general frame 13, reduce keycap 12 and be subject to external force collision and the chance that comes off.
In the present embodiment, with regard to transmission mechanism 38a, 38b, transmission mechanism 38a, 38b adopts oblique guide groove and guide member to slide accordingly the design be connected, that is transmission mechanism 38a comprises the first guide groove 382a (being arranged at sliding part 34a) of extending along third direction D3 and to slide the first guide member 384a (being arranged at keycap 12) be connected with the first guide groove 382a, and transmission mechanism 38b comprises the first guide groove 382b (being arranged at sliding part 34b) of extending along fourth direction D4 and to slide the first guide member 384b (being arranged at keycap 12) be connected with the first guide groove 382b, third direction D3 and fourth direction D4 is all tilt relative to first direction D1 and second direction D2, in practical operation, third direction D3 can with fourth direction D4 symmetrical relative to first direction D1 tilt, wherein, first guide groove 382a, the mutual driving mechanism of movement that namely the mutual driving mechanism of movement that 382b interacts with the first guide member 384a, 384b respectively and formed interacts with the first guide groove 182 in aforementioned first embodiment and the first guide member 184 and formed is suitable, therefore no longer describes in detail.Illustrate (such as position and quantity) about other of the first guide groove 382a and the first guide member 384a, the related description of aforementioned first guide groove 182 and the first guide member 184 can be consulted, repeat no more.Third direction D3 is+45 degree relative to second direction D2 angle in addition, and fourth direction D4 is-45 degree relative to second direction D2 angle, and so when keycap 12 moves along D2 direction, two sliding parts 34a, 34b can move same distance in the opposite direction; In addition, in the present embodiment, these two magnetic portion 342a, 342b can be two magnet that magnetic pole is oppositely arranged, or these two magnetic portion 342a, 342b one of them be magnet, wherein another is other paramagnetic material elements.The realization of sliding part 34a, 34b and magnetic portion 342a, 342b can consult the aforementioned related description about sliding part 14 and the second magnetic portion 142, does not separately repeat.
In the present embodiment, press-key structure 3 also can have the design making keycap 12 decline enter receiving state, the protuberance 1042 of movable part 104 is directly as the use of the sliding part 34b that moves right, the exercisable rightabout along first direction D1 of movable part 104 moves, with order about these two sliding parts 34a, 34b be parallel to first direction D1 mutually away from, and then order about keycap 12 through these two transmission mechanisms 38a, 38b and move falling head along second direction D2 towards base plate 102.Furthermore, sliding part 34b has hole 344, and protuberance 1042 is through the opening 1022 of base plate 102 and the opening 1062 of film circuit board 106 and stretch into hole 344.When press-key structure 3 is in using state (be available for users to pressing input), protuberance 1042 and hole 344 can relative movements, therefore sliding part 34b freely can be parallel to first direction D1 horizontally slips, not by the interference of protuberance 1042.Receiving state is in so that when receiving, user still can move right to make protuberance 1042 along the rightabout of first direction D1 and then catch on hole 344 to pull sliding part 34b to the right by operant activity part 104 when making press-key structure 3.When moving right in sliding part 34b along the rightabout of first direction D1, sliding part 34b orders about keycap 12 via transmission mechanism 38b and moves (namely vertically moving down) along second direction D2; When keycap 12 moves along second direction D2, keycap 12 orders about sliding part 34a via transmission mechanism 38a and is moved to the left along first direction D1, make sliding part 34a, 34b mutually away from, magnetic portion 342a, 342b also mutual away from, as shown in Figure 10; Now, keycap 12 is roughly in pressing position, but the present invention is not as limit.
In the present embodiment, the extreme higher position of keycap 12 can pass through guide mechanism 16, the immediate distance of magnetic portion 342a, 342b or determines through hole 344 forms the restriction of sliding scale with protuberance 1042 couples of sliding part 34b, therefore in practical operation, can pass through and select a design to limit the extreme higher position (being equivalent to aforesaid non-pressing position) of keycap 12; Describe in detail about it, the explanation of aforementioned keycap 12 extreme higher position about press-key structure 1 can be consulted, separately do not repeat.In addition, what remark additionally is, in the present embodiment, sliding part 34a also has spacing hole 346, the keeper 1024 of base plate 102 passes the opening 1064 of film circuit board 106 and extends towards keycap 12 and stretch in spacing hole 346, this architectural feature also has the effect of limit slippage part 34a sliding scale, therefore also indirectly can limit the extreme higher position of keycap 12.In addition, spacing hole 346 and the Da of keeper 1024 join and hole 344 and the Da of protuberance 1042 join all contribute to sliding part 34a, 34b (such as sliding part 34a, 34b first through magnetic portion 342a, 342b is attracting and group is integrated) be assembled to base 10.
Refer to Figure 11 to Figure 13, Figure 11 is the explosive view of the press-key structure 5 according to another embodiment, the profile that Figure 12 is press-key structure 5 before pressing, and Figure 13 is the profile of press-key structure 5 when being in receiving state.In the present embodiment, press-key structure 5 is roughly the same with press-key structure 3 structure, for ease of explanation, press-key structure 5 principle continues to use the element symbol of press-key structure 3, about other explanations of each component of press-key structure 5, directly can consult the related description of press-key structure 3 counterpart member, separately not repeat; The outside drawing of press-key structure 5 directly can consult Fig. 1, and the profile position of Figure 12 and Figure 13 is equivalent to shown in Fig. 1 center line X-X.It is slightly different that press-key structure 5 and press-key structure 3 Main Differences are to make keycap 12 to move down to enter the mechanism of receiving state.Press-key structure 5 comprises the first movable part 104a, the second movable part 104b, first movable part 104a, the second movable part 104b respectively corresponding sliding part 34a, 34b are arranged, first movable part 104a comprises the first protuberance 1042a, the second movable part 104b comprises the second protuberance 1042b, and the first protuberance 1042a, the second protuberance 1042b are symmetrical arranged and stretch into respectively in the hole 344,346 of sliding part 34a, 34b.The start mechanism that second movable part 104b pulls sliding part 34b to decline to order about keycap 12 through the second protuberance 1042b to the right along the rightabout of first direction D1, pull sliding part 34b identical with the start mechanism of ordering about keycap 12 and declining with movable part 104 in press-key structure 3 through protuberance 1042, therefore explanation relevant in foregoing embodiments can be consulted, repeat no more; First movable part 104a pulls sliding part 34a then can obtain understanding based on the characteristic of aforementioned explanation and symmetrical configuration with the start mechanism of ordering about keycap 12 and declining through the first protuberance 1042a left along first direction D1, therefore also repeats no more.In brief, user can pull the first movable part 104a, the second movable part 104b (namely pull the first movable part 104a left along first direction D1, pull the second movable part 104b to the right along the reverse of first direction D1) simultaneously in the opposite direction, order about sliding part 34a, 34b to move respectively to left and right directions simultaneously, keycap 12 is made to be subject to the motion transmission of sliding part 34a, 34b through transmission mechanism 38a, 38b simultaneously and can more stably and smoothly to move down, and then make press-key structure 5 enter receiving state, be convenient to storage, as shown in figure 13.It should be noted that, base plate 102 only illustrates an opening 1022 in Figure 11, in practical operation, the corresponding first protuberance 1042a of base plate 102, the second protuberance 1042b all can arrange opening 1022, stretch in the hole 344,346 of sliding part 34a, 34b (as shown in figure 12) through the opening 1022 on base plate 102 to facilitate the first protuberance 1042a, the second protuberance 1042b.
Compared to prior art, press-key structure of the present invention utilizes magnetic attraction as the restoring force of keycap, and enough pressing feedback feels can be provided easily, therefore without the need to using silica gel circle prominent, the start space that Qie's silica gel circle is prominent can be economized, make the setting of its sliding part and transmission mechanism and connection design more elasticity, contribute to the stability promoting keycap start.Therefore, press-key structure of the present invention has the stability of keycap start and enough pressing feedback feels concurrently, effectively solves the double-barreled question that in prior art, current keyboard Designing faces.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the present invention.
Claims (17)
1. a press-key structure, is characterized in that comprising:
Base, comprises base plate and the first magnetic portion;
Keycap, is arranged on this base plate;
Sliding part, to be arranged between this base plate and this keycap and this sliding part can be parallel to first direction relative to this base plate moves, this sliding part comprises the second magnetic portion, and this second magnetic portion relatively this first magnetic portion is arranged, and produces magnetic attraction between this first magnetic portion and this second magnetic portion;
Guide mechanism, is arranged on this keycap and this base plate, and this guide mechanism moves to be parallel to second direction relative to this base plate limitedly in order to guide this keycap; And
Transmission mechanism, is arranged on this keycap and this sliding part, and this transmission mechanism is parallel to the mutual transmission of movement in this second direction in order to make this sliding part be parallel to the movement of this first direction and this keycap;
Wherein, when this keycap accepts push action and moves towards this base plate along this second direction, this keycap orders about this sliding part along this first direction through this transmission mechanism and moves, and makes this second magnetic portion away from this first magnetic portion, and
When this push action disappears, this magnetic attraction orders about this second magnetic portion close to this first magnetic portion, this sliding part is moved along the rightabout of this first direction, and orders about this keycap through this transmission mechanism and to move and away from this base plate along the rightabout of this second direction.
2. press-key structure according to claim 1, it is characterized in that: this base also comprises movable part, this movable part can move along this first direction, moves and orders about this keycap through this transmission mechanism move towards this base plate along this second direction to order about this sliding part along this first direction.
3. press-key structure according to claim 2, it is characterized in that: this first magnetic portion is arranged on this movable part, when this movable part along this first direction move to order about this sliding part move along this first direction time, this first magnetic portion contacts this second magnetic portion.
4. press-key structure according to claim 2, is characterized in that: this movable part is arranged at the opposite side of this base plate relative to this sliding part, and this movable part comprises protuberance, and this protuberance moves along this first direction to order about this sliding part through this base plate.
5. press-key structure according to claim 2, is characterized in that: this sliding part has spacing hole, and this base plate comprises keeper, and this keeper stretches in this spacing hole.
6. press-key structure according to claim 1, it is characterized in that: this transmission mechanism comprises the first guide groove of extending along third direction and to slide the first guide member be connected with this first guide groove, this third direction tilts relative to this first direction and this second direction, this first guide groove is arranged in one of them of this keycap and this sliding part, and this first guide member is to being arranged on wherein another of this keycap and this sliding part by the first guide groove.
7. press-key structure according to claim 1, it is characterized in that: this guide mechanism comprises the second guide groove of extending along this second direction and to slide the second guide member be connected with this second guide groove, this second guide groove is arranged in one of them of this keycap and this base plate, and this second guide member is to being arranged on wherein another of this keycap and this base plate by the second guide groove.
8. press-key structure according to claim 1, is characterized in that: this keycap has two shirt rims, these two shirt rims respectively from two relative tip of this keycap to downward-extension, this first magnetic areas is between these two shirt rims.
9. a press-key structure, is characterized in that comprising:
Base plate;
Keycap, is arranged on this base plate;
Two sliding parts, are relatively arranged between this base plate and this keycap and these two sliding parts can be parallel to first direction relative movement relative to this base plate, and each this sliding part comprises a magnetic portion, and these two magnetic portion are oppositely arranged and produce magnetic attraction; And
Two transmission mechanisms, are arranged on this keycap and this two sliding parts accordingly, and these two transmission mechanisms are parallel to the mutual transmission of movement in second direction in order to make this sliding part be parallel to the movement of this first direction and this keycap;
Wherein, when this keycap accepts push action and moves towards this base plate along this second direction, this keycap through these two transmission mechanisms order about these two sliding parts be parallel to this first direction mutually away from, make these two magnetic portion mutually away from, and
When this push action disappears, it is close to each other that this magnetic attraction orders about these two magnetic portion, makes these two sliding parts be parallel to this first direction close to each other and order about this keycap through these two transmission mechanisms and to move and away from this base plate along the rightabout of this second direction.
10. press-key structure according to claim 9, it is characterized in that: this press-key structure also comprises movable part, wherein this movable part can move along the rightabout of this first direction, with order about these two sliding parts be parallel to this first direction mutually away from and order about this keycap through these two transmission mechanisms and move towards this base plate along this second direction.
11. press-key structures according to claim 10, it is characterized in that: one of them of these two sliding parts has hole, this movable part is arranged at below this base plate, this sliding part is arranged at above this base plate, this movable part comprises protuberance, this protuberance passes this base plate and stretches into this hole, move along the rightabout of this first direction in order to order about the sliding part with this hole, and move along this first direction through wherein another that these two transmission mechanisms and this keycap order about these two sliding parts.
12. press-key structures according to claim 10, is characterized in that: one of them of these two sliding parts has spacing hole, and this base plate comprises keeper, and this keeper stretches in this spacing hole.
13. press-key structures according to claim 9, it is characterized in that: this transmission mechanism comprises the first guide groove of extending along third direction and to slide the first guide member be connected with this first guide groove, this third direction tilts relative to this first direction and this second direction, this first guide groove is arranged at the sliding part of this keycap and this correspondence on one of them, this first guide member to should the first guide groove be arranged at this keycap and this correspondence sliding part wherein another on.
14. press-key structures according to claim 9, it is characterized in that: this press-key structure also comprises guide mechanism, this guiding structural is arranged on this keycap and this base plate, and this guiding structural moves to be parallel to this second direction relative to this base plate limitedly in order to guide this keycap.
15. press-key structures according to claim 14, it is characterized in that: this guide mechanism comprises the second guide groove of extending along this second direction and to slide the second guide member be connected with this second guide groove, this second guide groove is arranged in one of them of this keycap and this base plate, and this second guide member is to being arranged on wherein another of this keycap and this base plate by the second guide groove.
16. press-key structures according to claim 9, it is characterized in that: this press-key structure also comprises the first movable part and the second movable part, this first movable part can move along the rightabout of this first direction, move with one of them rightabout along this first direction ordering about these two sliding parts, this second movable part can move along this first direction, move along this first direction with wherein another ordering about these two sliding parts, so order about these two sliding parts mutually away from, and order about this keycap through these two transmission mechanisms and move towards this base plate.
17. press-key structures according to claim 16, it is characterized in that: these two sliding parts have hole respectively, this first movable part and this second movable part are arranged at below this base plate, these two sliding parts are arranged at above this base plate, this first movable part has the first protuberance, this second movable part has the second protuberance, and this first protuberance and this second protuberance are through this base plate and stretch in two these holes respectively, in order to order about these two sliding parts mutually away from.
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| CN201410619336.6A CN104332339B (en) | 2014-11-05 | 2014-11-05 | Key structure |
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| CN201410619336.6A CN104332339B (en) | 2014-11-05 | 2014-11-05 | Key structure |
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| CN104332339B CN104332339B (en) | 2017-02-15 |
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| CN105761990A (en) * | 2016-04-12 | 2016-07-13 | 苏州达方电子有限公司 | Press key structure |
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| CN110580078A (en) * | 2018-06-11 | 2019-12-17 | 联想（新加坡）私人有限公司 | Electronic device |
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| CN104332339B (en) | 2017-02-15 |
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