CN103165326A - Key and keyboard with same - Google Patents
Key and keyboard with same Download PDFInfo
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- CN103165326A CN103165326A CN2013100734528A CN201310073452A CN103165326A CN 103165326 A CN103165326 A CN 103165326A CN 2013100734528 A CN2013100734528 A CN 2013100734528A CN 201310073452 A CN201310073452 A CN 201310073452A CN 103165326 A CN103165326 A CN 103165326A
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Abstract
The invention relates to a key and a keyboard. The key comprises a top cover, a bottom plate, a first support part, a second support part, a seesaw component and a magnetic-conducting part. The first and second support parts are connected to the top cover and the bottom plate in a rotating way. The seesaw component movably supports at least one of the top cover and the first and second support parts. The magnetic-conducting part is arranged at a position opposite to the seesaw component on the bottom plate. When the top cover is pressed, at least one of the top cover and the first and second support parts is downwards pressed against the seesaw component to drive the seesaw component to be tilted, and the top cover moves from an un-pressed position to a pressed position. When the top cover is released, the seesaw component is driven by magnetic attraction force between the magnetic-conducting part and the seesaw component to be tilted, so that at least one of the top cover and the first and second support parts is upwards supported by the seesaw component, and the top cover moves back to the un-pressed position. A space occupied by the whole key can be effectively reduced.
Description
Technical field
The present invention is about a kind of button and keyboard thereof, espespecially a kind ofly utilizes magnetic attraction between seesaw member and base plate with button and the keyboard thereof of the required actuating force that resets as top cover.
Background technology
With regard to the use habit of present PC, keyboard is one of indispensable input equipment, in order to input characters, symbol or numeral.Moreover, the consumption electronic products of everyday life contact or the large-sized processing equipment of industrial quarters use, all need be provided with press-key structure as input unit, to operate above-mentioned electronic product and process equipment such as.
See also Fig. 1, it is the generalized section of the button 1 of prior art.As shown in Figure 1, button 1 comprises base plate 10, keycap 12, circuit board 14, bracing or strutting arrangement 16 and elastic component 18.Circuit board 14 is arranged on base plate 10.Bracing or strutting arrangement 16 is arranged between keycap 12 and base plate 10, in order to support keycap 12.Elastic component 18 also is arranged between keycap 12 and base plate 10, and after keycap 12 was pressed by the user, elastic component 18 provided keycap 12 elastic-restoring forces, keycap 12 can be returned back to press front position.
Yet the scissor mechanism design that adopts due to bracing or strutting arrangement 16 can cause the larger height space of its needs, thereby has increased further the whole height of button 1, therefore is unfavorable for the application of keyboard slimming.In addition, elastic component 18 rubber is often made, and rubber has fatigue conditions under long-term use, and then shortened the useful life of button 1.
Summary of the invention
One of purpose of the present invention is to provide a kind of and utilizes magnetic attraction between seesaw member and base plate with button and the keyboard thereof of the required actuating force that resets as top cover, to solve the above problems.
According to an embodiment, button of the present invention comprises top cover, base plate, the first strutting piece, the second strutting piece, seesaw member, and magnetic conductive material spare.This first strutting piece is connected in rotationally this top cover and is connected in rotationally this base plate.This second strutting piece is connected in rotationally this top cover and is connected in rotationally this base plate, follows the rotation of this first strutting piece and this second strutting piece, and this top cover can be relative to this base plate in not moving between pressing position and pressing position.This seesaw member has the arm of pressing, magnetic conductive material arm, and fulcrum, this press arm support to arrive in movably this top cover, this first strutting piece and this second strutting piece at least one of them, this fulcrum is connected in this and presses between arm and this magnetic conductive material arm, and this fulcrum is connected on this base plate rotationally.This magnetic conductive material spare is arranged at this base plate on should the position of magnetic conductive material arm.When this top cover is enough overcome magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm by pressed by external force and this external force, this presses arm one of them downward butt at least of this top cover, this first strutting piece and this second strutting piece, this seesaw member is rotated take this fulcrum as fulcrum, driving this magnetic conductive material arm with respect to this base plate perk, and this top cover by this not pressing position move to this pressing position.When this external force discharges, this magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm drives this seesaw member and rotates take this fulcrum as fulcrum, make this press arm with respect to this base plate perk to adsorb this magnetic conductive material spare, so that this press arm upwards prop up this top cover, this first strutting piece and this second strutting piece at least one of them, make this top cover move back to this not pressing position by this pressing position.
According to another embodiment, keyboard of the present invention comprises a plurality of buttons.One of them button at least of these a plurality of buttons comprises base plate, top cover, the first strutting piece, the second strutting piece, seesaw member, and magnetic conductive material spare.This first strutting piece is connected in rotationally this top cover and is connected in rotationally this base plate.This second strutting piece is connected in rotationally this top cover and is connected in rotationally this base plate, follows the rotation of this first strutting piece and this second strutting piece, and this top cover can be relative to this base plate in not moving between pressing position and pressing position.This seesaw member has the arm of pressing, magnetic conductive material arm, and fulcrum, this press arm support to arrive in movably this top cover, this first strutting piece and this second strutting piece at least one of them, this fulcrum is connected in this and presses between arm and this magnetic conductive material arm, and this fulcrum is connected on this base plate rotationally.This magnetic conductive material spare is arranged at this base plate on should the position of magnetic conductive material arm.When this top cover is enough overcome magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm by pressed by external force and this external force, this presses arm one of them downward butt at least of this top cover, this first strutting piece and this second strutting piece, this seesaw member is rotated take this fulcrum as fulcrum, driving this magnetic conductive material arm with respect to this base plate perk, and this top cover by this not pressing position move to this pressing position.When this external force discharges, this magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm drives, this seesaw member is rotated take this fulcrum as fulcrum, make this press arm with respect to this base plate perk to adsorb this magnetic conductive material spare, so that this press arm upwards prop up this top cover, this first strutting piece and this second strutting piece at least one of them, make this top cover move back to this not pressing position by this pressing position.
In sum, keyboard provided by the present invention can omit scissor mechanism in known button and the configuration of elastic component, thereby effectively reduce the button whole required space that takies, in order to the application of follow-up keyboard slimming, and effectively extend useful life of button.
Can be further understood by following execution mode and accompanying drawing about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is the generalized section of the button of prior art.
Fig. 2 is the stereogram of the keyboard that proposes according to first embodiment of the invention.
Fig. 3 is the part explosive view of the keyboard of Fig. 2.
Fig. 4 is that the button of Fig. 2 is installed on the assembly drawing on base plate.
Fig. 5 is that the button of Fig. 2 is along the generalized section of A-A hatching.
Fig. 6 is that the button of Fig. 2 is along the generalized section of B-B hatching.
Fig. 7 is the generalized section of the top cover of Fig. 6 when being pressed.
Fig. 8 is the part explosive view of the keyboard that proposes according to second embodiment of the invention.
Fig. 9 is that the button of Fig. 8 is installed on the assembly drawing on base plate.
Figure 10 is that the button of Fig. 9 is along the generalized section of C-C hatching.
Figure 11 is the part explosive view of the keyboard that proposes according to third embodiment of the invention.
Figure 12 is that the button of Figure 11 is installed on the assembly drawing on base plate.
Figure 13 is that the button of Figure 12 is along the generalized section of D-D hatching.
Figure 14 is the part explosive view of the keyboard that proposes according to fourth embodiment of the invention.
Figure 15 is that the button of Figure 14 is installed on the assembly drawing on base plate.
Figure 16 is that the button of Figure 15 is along the generalized section of E-E hatching.
Figure 17 is installed on assembly drawing on base plate for the button of the keyboard that proposes according to fifth embodiment of the invention.
Embodiment
See also Fig. 2, it is the stereogram of the keyboard 100 that proposes according to first embodiment of the invention.As shown in Figure 2, keyboard 100 comprises a plurality of buttons 102 and base plate 104, and button 102 is arranged on base plate 102.Button 102 use are pressed for the user, and then carry out the function of user institute wish input.Keyboard 100 is preferably generally to be applied to the keyboard of PC, but not limit by this.For instance, keyboard 100 also can be applicable to generally to have on the portable electronic devices of the open-and-close mechanism that is comprised of upper cover and lower house (for example notebook computer or Foldable keyboard).
The magnetic force that utilizes proposed by the invention can be applicable at least on one of them of a plurality of buttons 102 with the design that drives button and reset, the practical application of its quantity depending on keyboard 100, for asking simplified illustration, below for one of them have magnetic drive reset the design button 102 be described, as for other structural designs that adopts the button 102 of same design, it can be by that analogy.See also Fig. 3, Fig. 4, Fig. 5, and Fig. 6, Fig. 3 is the part explosive view of the keyboard 100 of Fig. 2, Fig. 4 is that the button 102 of Fig. 2 is installed on the assembly drawing on base plate 104, Fig. 5 is that the button 102 of Fig. 2 is along the generalized section of A-A hatching, Fig. 6 is that the button 102 of Fig. 2 is along the generalized section of B-B hatching, for asking the structural design of knowing display button 102, the drafting of omission top cover 106 in Fig. 4.By Fig. 3 and Fig. 4 as can be known, button 102 comprises top cover 106, the first strutting piece 108, the second strutting piece 110, seesaw member 112, and magnetic conductive material spare 114.The first strutting piece 108 is connected in rotationally top cover 106 and is connected in rotationally base plate 104 and rotates around a rotation axis S1 on base plate 104, and the second strutting piece 110 is connected in rotationally top cover 106 and is connected in rotationally base plate 104 and rotates around a rotation axis S2 on base plate 104.
describe in this structural design for top cover 106 and the first strutting piece 108 and the second strutting piece 110, top cover 106 has the first draw-in groove 116 and the second draw-in groove 118, and base plate 104 has the first chute 120 and the second chute 122, the first strutting piece 108 has the first drive-connecting shaft 124 and the first connecting axle 126, the second strutting piece 110 has the second drive-connecting shaft 128 and the second connecting axle 130, when assembling the first strutting piece 108 and the second strutting piece 110, the first connecting axle 126 and the second connecting axle 130 are arranged at respectively in the first chute 120 and the second chute 122 movably, the first drive-connecting shaft 124 and the second drive-connecting shaft 128 are articulated in respectively the first draw-in groove 116 and the second draw-in groove 118.Thus, see through above-mentioned structure and connect design, top cover 106 can follow the first strutting piece 108 and the second strutting piece 110 rotation and can be relative to base plate 104 in not moving between pressing position and pressing position.In addition, base plate 104 can separately have spacing cantilever portion 132, the first strutting pieces 108 and have guide vane end stop 134 on the position of the spacing cantilever portion 132 of correspondence, and spacing cantilever portion 132 is used for backstop guide vane end stop 134, uses the height of restriction top cover 106 relative base plates 104.
By Fig. 3 and Fig. 4 as can be known, seesaw member 112 has the arm of pressing 136, magnetic conductive material arm 138, and fulcrum 140, in this embodiment, press arm 136 and support to arrive in movably the first strutting piece 108 and the second strutting piece 110, in more detail, press arm 136 can have first support to arrive in the end 142 and second support to arrive in the end 144, first supports to arrive in end 142 supports to arrive in the first drive-connecting shaft 124 of the first strutting piece 108 and is not directly connected in top cover 106, the second and supports to arrive in end 144 and support to arrive in the second drive-connecting shaft 128 of the second strutting piece 110 and be not directly connected in top cover 106.fulcrum 140 is connected in presses between arm 136 and magnetic conductive material arm 138, and fulcrum 140 is connected in rotationally on base plate 104 and rotates around a rotation axis S3 on base plate 104, use and press that arm 136 and magnetic conductive material arm 138 is common consists of seesaw mechanism, wherein press arm 136, fulcrum 140, and magnetic conductive material arm 138 forms in fact the T font structure so that press arm 136 between the first strutting piece 108 and the second strutting piece 110, and the rotation axis S1 of the first strutting piece 108 is parallel with the rotation axis S2 essence of the second strutting piece 110, and the rotation axis S3 essence of seesaw member 112 is perpendicular to the rotation axis S1 of the first strutting piece 108 and the rotation axis S2 of the second strutting piece 110, thereby jointly take the shape of the letter U arrangement (as shown in Figure 4) on base plate 104.
In addition, magnetic conductive material spare 114 is arranged on the position of the corresponding magnetic conductive material arm 138 of base plate 104, in this embodiment, magnetic conductive material spare 114 can be preferably magnet, and magnetic conductive material arm 138 is (for example to can be magnet or magnetic material, iron or other metal), but not limit by this, in another embodiment, magnetic conductive material spare 114 also (for example can change magnetic material into, iron or other metal), magnetic conductive material arm 138 is to can be magnet.In actual applications, base plate 104 can have the perforate of taking in 146 in the position of corresponding magnetic conductive material arm 138, and magnetic conductive material spare 114 can be arranged to be taken in perforate 146 to reduce the whole height of keyboard 100.
As for the triggering design aspect at button 102, in this embodiment, as Fig. 5 and shown in Figure 6, keyboard 100 can also comprise the circuit board 148 that is arranged on base plate 104, circuit board 148 is preferably film circuit board (membrane) and has switch 150, thin film switch (membrane switch) or other triggering property switch for example, pressing arm 136 is to be formed with salient point 152 on the position to inductive switch 150.By this, when top cover 106 moves to pressing position, but salient point 152 trigger switches 150, to carry out corresponding input function.in actual applications, pressing arm 136 can be comprised of magnetic conductive material, magnetic conductive material spare 114 can towards press arm 136 extend with press arm 136 and overlap, by this, when top cover 106 by pressed by external force cause pressing arm 136 and magnetic conductive material spare 114 near the time, along with top cover 106 moves down, the magnetic distance of pressing between arm 136 and magnetic conductive material spare 114 also can reduce thereupon, the physical characteristic that is inversely proportional to according to magnetic force and square distance, the magnetic attraction of pressing arm 136 and magnetic conductive material spare 114 will strengthen rapidly and drive and press arm 136 and accelerate to descend, use and make top cover 106 accelerate to move to pressing position, thereby provide good button to press feel.
in addition, as shown in Figure 6, keyboard 100 can also comprise light guide plate 154 and at least one luminescence unit 156 (shows one in Fig. 6, but not limit by this), light guide plate 154 is arranged at base plate 104 times, luminescence unit 156 can be preferably light-emittingdiode (Light Emitting Diode, LED) be arranged at a side of light guide plate 154, be used for emission of light to project towards top cover 106 via light guide plate 154, as in the bright dipping design of keyboard 100, base plate 104 under button 102 can have a plurality of printing opacity perforate (not shown) accordingly, by this, the light that luminescence unit 156 is launched can pass above-mentioned printing opacity perforate and project towards top cover 106 via light guide plate 154, thereby make keyboard 100 have the key light emitting function.In addition, in actual applications, keyboard 100 can also comprise magnetic conductive board 158, and magnetic conductive board 158 is arranged at other circuit (for example circuit of notebook computer) that base plate can reduce by 114 pairs of magnetic conductive material spares base plate 104 belows for 104 times and impacts.
See through above-mentioned configuration, as Fig. 4, Fig. 6 and shown in Figure 7, Fig. 7 is the generalized section of the top cover 106 of Fig. 6 when being pressed.When top cover 106 is not pressed, magnetic conductive material spare 114 adsorbs magnetic conductive material arm 138, that is to say, magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 138 can make seesaw member 112 rotate take fulcrum 140 as fulcrum, press arm 136 with respect to base plate 104 perks (as shown in Figure 4) and make, utilize first to support to arrive in end 142 and second and support to arrive in end 144 and upwards prop up the first strutting piece 108 and the second strutting piece 110 and support top cover 106 and be maintained at as shown in Figure 6 not pressing position so that press arm 136.when top cover 106 by pressed by external force, and when this external force enough overcomes magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 138, top cover 106 presses down the first strutting piece 108 and the second strutting piece 110 and supports to arrive in end 142 and second via first and supports to arrive in end 144 downward butts and press arm 136, use and make seesaw member 112 rotate take fulcrum 140 as fulcrum, to drive magnetic conductive material arm 138 with respect to base plate 104 perks, and top cover 106 moves to pressing position as shown in Figure 7 so that press the switch 150 of the salient point 152 circuits for triggering plates 148 of arm 136 by not pressing position as shown in Figure 6, to carry out corresponding input function.
at this moment, owing to can producing magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 138, therefore, when the user no longer presses top cover 106, magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 138 can attract magnetic conductive material arm 138, using driving seesaw member 112 rotates take fulcrum 140 as fulcrum, get back to position as shown in Figure 6 from position as shown in Figure 7 and again adsorbed by magnetic conductive material spare 114 to drive magnetic conductive material arm 138, in this process, press arm 136 and can first force in the first strutting piece 108 and the second strutting piece 110, again by the first strutting piece 108 and the second strutting piece 110 interlock top covers 106, thereby make top cover 106 automatically get back to as shown in Figure 6 not pressing position from pressing position as shown in Figure 7, but use the purpose that reaches button 102 self-returns.
It is worth mentioning that, supporting to arrive in design and can be not limited to the design that the first described seesaw member of embodiment supports to arrive in the first strutting piece and the second strutting piece between seesaw member and top cover, the first strutting piece and the second strutting piece, its also can change adopt seesaw member be movably connected simultaneously top cover, the first strutting piece and the second strutting piece, only support to arrive in top cover and be not directly connected in the first strutting piece and the second strutting piece, or the two ends of seesaw member support to arrive in respectively the design of the first strutting piece (or second strutting piece) and top cover.For instance, see also Fig. 8, Fig. 9 and Figure 10, Fig. 8 is the part explosive view of the keyboard 200 that proposes according to second embodiment of the invention, Fig. 9 is that the button 202 of Fig. 8 is installed on the assembly drawing on base plate 104, Figure 10 is that the button 202 of Fig. 9 is along the generalized section of C-C hatching, for asking the structural design of knowing display button 202, top cover 106 is to show it with dotted line in Fig. 9, element described in the second embodiment and the identical person of element number described in the first embodiment, represent that it has similar function or relative structure, repeats no more in this.As shown in Figure 8, keyboard 200 comprises base plate 104, circuit board 148, light guide plate 154, magnetic conductive board 158, and button 202, and button 202 comprises top cover 106, the first strutting piece 108, the second strutting piece 110, magnetic conductive material spare 114, and seesaw member 204.
by Fig. 8 and Fig. 9 as can be known, seesaw member 204 has the arm of pressing 206, magnetic conductive material arm 208, and fulcrum 210, in this embodiment, press arm 206 and support to arrive in movably top cover 106, in more detail, press arm 206 can have first support to arrive in the end 212 and second support to arrive in the end 214, first support to arrive in the end 212 between top cover 106 and the first strutting piece 108 to support to arrive in top cover 106 and not to be connected in the first strutting piece 108, second support to arrive in the end 214 between top cover 106 and the second strutting piece 110 to support to arrive in top cover 106 and not to be connected in the second strutting piece 110.Fulcrum 210 is connected in presses between arm 206 and magnetic conductive material arm 208, and fulcrum 210 is connected on base plate 104 rotationally, use and press that arm 206 and magnetic conductive material arm 208 is common consists of seesaw mechanism, wherein press arm 206, fulcrum 210, and magnetic conductive material arm 208 forms in fact the T font structure so that press arm 206 between the first strutting piece 108 and the second strutting piece 110.in actual applications, pressing arm 206 can be comprised of magnetic conductive material, magnetic conductive material spare 114 can towards press arm 206 extend with press arm 206 and overlap, by this, when top cover 106 by pressed by external force cause pressing arm 206 and magnetic conductive material spare 114 near the time, along with top cover 106 moves down, the magnetic distance of pressing between arm 206 and magnetic conductive material spare 114 also can reduce thereupon, the physical characteristic that is inversely proportional to according to magnetic force and square distance, the magnetic attraction of pressing arm 206 and magnetic conductive material spare 114 will strengthen rapidly and drive and press arm 206 and accelerate to descend, use and make top cover 106 accelerate to move to pressing position, thereby provide good button to press feel.
see through above-mentioned configuration, by Fig. 9 and Figure 10 as can be known, when top cover 106 by pressed by external force, and when this external force enough overcomes magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 208, top cover 106 will directly press down presses arm 206, use and make seesaw member 204 rotate take fulcrum 210 as fulcrum, to drive magnetic conductive material arm 208 with respect to base plate 104 perks (as shown in figure 10), and along with pressing downwards of top cover 106, pressing arm 206 will utilize first to support to arrive in end 212 and second and support to arrive in that end 214 presses down respectively the first strutting piece 108 and the second strutting piece 110 rotates, make top cover 106 can follow the rotation of the first strutting piece 108 and the second strutting piece 110 and move to as shown in figure 10 pressing position, so that press the switch 150 of the salient point 216 circuits for triggering plates 148 of arm 206, to carry out corresponding input function, on the other hand, when external force is released, so that top cover 106 self-returns, in this process, press arm 136 and can first force in top cover 106, then by top cover 106 interlock the first strutting piece 108 and the second strutting pieces 110, thereby make top cover 106 automatically get back to as shown in Figure 9 not pressing position.As for other related description of button 202, it is to analogize with reference to the first embodiment, repeats no more in this.
Then, see also Figure 11, Figure 12 and Figure 13, Figure 11 is the part explosive view of the keyboard 300 that proposes according to third embodiment of the invention, Figure 12 is that the button 302 of Figure 11 is installed on the assembly drawing on base plate 104, Figure 13 is that the button 302 of Figure 12 is along the generalized section of D-D hatching, for asking the structural design of knowing display button 302, top cover 106 shows it with dotted line in Figure 12, element described in the 3rd embodiment and the identical person of element number described in the first embodiment, represent that it has similar function or relative structure, repeats no more in this.As shown in Figure 11, keyboard 300 comprises base plate 104, circuit board 148, light guide plate 154, magnetic conductive board 158, and button 302, button 302 comprises top cover 106, the first strutting piece 108, the second strutting piece 110, magnetic conductive material spare 114, and seesaw member 304.
By Figure 11 and Figure 12 as can be known, seesaw member 304 has the arm of pressing 306, magnetic conductive material arm 308, and fulcrum 310, in this embodiment, press arm 306 and support to arrive in movably top cover 106, in more detail, press arm 306 can have first support to arrive in the end 312 and second support to arrive in the end 314, first supports to arrive in end 312 is positioned at outside the first strutting piece 108 to support to arrive in top cover 106, the second and supports to arrive in end 314 and be positioned at outside the second strutting piece 110 to support to arrive in top cover 106.Fulcrum 310 is connected in presses between arm 306 and magnetic conductive material arm 308, and fulcrum 310 is connected on base plate 104 rotationally, use and press that arm 306 and magnetic conductive material arm 308 is common consists of seesaw mechanism, wherein press arm 306, fulcrum 310, and magnetic conductive material arm 308 forms in fact the U font structure so that press arm 206 and be positioned at outside the first strutting piece 108 and the second strutting piece 110.in actual applications, first supports to arrive in end 312 can be comprised of magnetic conductive material, magnetic conductive material spare 114 can towards first support to arrive in end 314 extend with first support to arrive in end 312 and overlap, by this, when top cover 106 by pressed by external force cause pressing arm 306 and magnetic conductive material spare 114 near the time, along with top cover 106 moves down, the magnetic distance of pressing between arm 306 and magnetic conductive material spare 114 also can reduce thereupon, the physical characteristic that is inversely proportional to according to magnetic force and square distance, the magnetic attraction of pressing arm 306 and magnetic conductive material spare 114 will strengthen rapidly and drive and press arm 306 and accelerate to descend, use and make top cover 106 accelerate to move to pressing position, thereby provide good button to press feel.Above-mentioned design also can similarly be applied to second and support to arrive on end 314, and its associated description can be analogized according to the above description, repeats no more in this.
see through above-mentioned configuration, by Figure 12 and Figure 13 as can be known, when top cover 106 by pressed by external force, and when this external force enough overcomes magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 308, top cover 106 will directly press down press first of arm 306 support to arrive in the end 312 and second support to arrive in the end 314, use and make seesaw member 304 rotate take fulcrum 310 as fulcrum, to drive magnetic conductive material arm 308 with respect to base plate 104 perks (as shown in figure 13), and along with pressing downwards of top cover 106, the first strutting piece 108 and the second strutting piece 110 also can directly be pressed down and rotate by top cover 106, make top cover 106 can follow the rotation of the first strutting piece 108 and the second strutting piece 110 and move to as shown in figure 13 pressing position, press first of arm 306 and support to arrive in end 312 and second and support to arrive in the switch 150 of holding the salient point 316 circuits for triggering plates 148 on 314 so that be positioned at, to carry out corresponding input function.As for other related description of button 302, it is to analogize with reference to the first embodiment, repeats no more in this.
the rotation axis arrangement design of above-mentioned seesaw member and the first strutting piece and the second strutting piece can be not limited to the first embodiment to the three described U-shapeds of embodiment and arrange, it also can change the arrangement that employing is parallel to each other, for instance, see also Figure 14, Figure 15 and Figure 16, Figure 14 is the part explosive view of the keyboard 400 that proposes according to fourth embodiment of the invention, Figure 15 is that the button 402 of Figure 14 is installed on the assembly drawing on base plate 104, Figure 16 is that the button 402 of Figure 15 is along the generalized section of E-E hatching, for asking the structural design of knowing display button 402, top cover 106 shows it with dotted line in Figure 15, element described in the 4th embodiment and the identical person of element number described in the first embodiment, represent that it has similar function or relative structure, repeat no more in this.as shown in Figure 14, keyboard 400 comprises base plate 104, circuit board 148, light guide plate 154, magnetic conductive board 158, and button 402, button 402 comprises top cover 106, the first strutting piece 108, the second strutting piece 110, magnetic conductive material spare 114, and seesaw member 404, wherein the first strutting piece 108 and the second strutting piece 110 are connected in rotationally top cover 106 and are connected in rotationally base plate 104 and rotate around a rotation axis S4 on base plate 104, the second strutting piece 110 is connected in rotationally top cover 106 and is connected in rotationally base plate 104 and rotates around a rotation axis S5 on base plate 104.
by Figure 14 and Figure 15 as can be known, top cover 106 can comprise the first moving part 406 and the second moving part 408, the first moving part 406 has the first cross bar section 410 and the first bent rod section 412, the second moving part 408 has the second cross bar section 414 and the second bent rod section 416, the first cross bar section 410 and the second cross bar section 414 are connected in respectively top cover 106 rotationally, the first bent rod section 412 and the second bent rod section 416 be articulated in respectively base plate 104 so that the first moving part 406 and the second moving part 408 on base plate 104 respectively around rotation axis S6, S7 rotates, by this, but can seeing through the power conduction design of the first moving part 406 and the second moving part 408, button 402 reaches the purpose of top cover 106 uniform stressed by pressed by external force the time, thereby make top cover 106 can be with moving moving down when being pressed can the recurring structure yaw tilt situation.Should be noted, in this embodiment, the configuration of mentioned moving part also can be applicable in other embodiment of the present invention.
in this embodiment, seesaw member 404 has the arm of pressing 418, magnetic conductive material arm 420, and fulcrum 422, and as shown in figure 15, press arm 418 and support to arrive in movably the second cross bar section 412 of the first cross bar section 410 of the first moving part 406 and the second moving part 408, fulcrum 422 is connected in presses between arm 418 and magnetic conductive material arm 420, and fulcrum 422 is connected on base plate 104 rotationally so that seesaw member 404 is rotated around a rotation axis S8 on base plate 104, use and press that arm 418 and magnetic conductive material arm 420 is common consists of seesaw mechanism, wherein press arm 418, fulcrum 422, and magnetic conductive material arm 420 forms in fact the T font structure.From the above, different from above-described embodiment is, in this embodiment, rotation axis S4, the S5 of the rotation axis S8 of seesaw member and the first strutting piece 108 and the second strutting piece 110 are parallel to each other, and the rotation axis S6 of the first moving part 406 (or rotation axis S7 of the second moving part 408) is that rotation axis S4, the S5 with the first strutting piece 108 and the second strutting piece 110 sequentially is the essence U-shaped and arranges on base plate 104.in actual applications, pressing arm 418 can be comprised of magnetic conductive material, magnetic conductive material spare 114 can towards press arm 418 extend with press arm 418 and overlap, by this, when top cover 106 by pressed by external force cause pressing arm 418 and magnetic conductive material spare 114 near the time, along with top cover 106 moves down, the magnetic distance of pressing between arm 418 and magnetic conductive material spare 114 also can reduce thereupon, the physical characteristic that is inversely proportional to according to magnetic force and square distance, the magnetic attraction of pressing arm 418 and magnetic conductive material spare 114 will strengthen rapidly and drive and press arm 418 and accelerate to descend, use and make top cover 106 accelerate to move to pressing position, thereby provide good button to press feel.
see through above-mentioned configuration, by Figure 15 and Figure 16 as can be known, when top cover 106 by pressed by external force, and when this external force enough overcomes magnetic attraction between magnetic conductive material spare 114 and magnetic conductive material arm 420, top cover 106 will press down the second cross bar section 414 of the first cross bar section 410 of the first moving part 406 and the second moving part 408, by this, be connected to the pressing arm 136 and will move down thereupon of below of the first cross bar section 410 and the second cross bar section 414, use and make seesaw member 404 rotate take fulcrum 422 as fulcrum, to drive magnetic conductive material arm 420 with respect to base plate 104 perks (as shown in figure 16), and along with pressing downwards of top cover 106, the first strutting piece 108 and the second strutting piece 110 also can directly be pressed down and rotate by top cover 106, make top cover 106 can follow the rotation of the first strutting piece 108 and the second strutting piece 110 and move to as shown in figure 16 pressing position, so that press the switch 150 of the salient point 424 circuits for triggering plates 148 of arm 418, to carry out corresponding input function.As for other related description of button 402, it can be analogized with reference to the first embodiment, repeats no more in this.
At last, see also Figure 17, its button 202 ' for the keyboard 200 ' that proposes according to fifth embodiment of the invention is installed on the assembly drawing on base plate 104, for asking the structural design of knowing display button 202 ', omit the drafting of top cover 106 in Figure 17, element described in the 5th embodiment and the identical person of element number described in the second embodiment represent that it has similar function or relative structure, repeats no more in this.different from the second embodiment is, in this embodiment, button 202 ' adopts the design of monolateral strutting piece, use and reach the purpose of simplifying its integrated model design, for instance, as shown in figure 17, keyboard 200 ' comprises base plate 104, circuit board 148, light guide plate 154, magnetic conductive board 158, and button 202 ', button 202 ' comprises top cover 106, attraction part 114 ', strutting piece 108 ', and seesaw member 204 ', seesaw member 204 ' has fulcrum 210, attraction arm 208 ', and press arm 206 ', wherein attraction part 114 ' and attraction arm 208 ' can be the element that can produce each other the power of attracting each other, for example magnet and magnetic material are (for example, iron or other metal) etc.
strutting piece 108 ' is connected in rotationally top cover 106 and is connected in rotationally base plate 104 and rotates around a rotation axis S9 on base plate 104, use the rotation that makes top cover 106 can follow strutting piece 108 ' and can be relative to base plate 104 in not moving between pressing position and pressing position, pressing arm 206 ' is only to have accordingly one to support to arrive in end 212 ', supporting to arrive in end 212 ' is positioned at and is not directly connected in strutting piece 108 ' between strutting piece 108 ' and top cover 106 to support to arrive in top cover 106, fulcrum 210 is connected in presses between arm 206 ' and attraction arm 208 ', and fulcrum 210 is connected in rotationally on base plate 104 and rotates around a rotation axis S10 on base plate 104, use and press arm 206 ' and attraction arm 208 ' and jointly consist of seesaw mechanism, wherein the rotation axis S9 of strutting piece 108 ' system can with rotation axis S10 vertical and L-shaped arrangement of essence (as shown in figure 17) on base plate 104 of seesaw member 204 '.
see through above-mentioned configuration, when top cover 106 by pressed by external force, and when this external force enough overcomes attraction between attraction part 114 ' and attraction arm 208 ', top cover 106 will directly press down press arm 206 ' support to arrive in the end 212 ', use and make seesaw member 204 ' rotate take fulcrum 210 as fulcrum, to drive attraction arm 208 ' with respect to base plate 104 perks, and along with pressing downwards of top cover 106, pressing arm 206 ' will utilize and support to arrive in end 212 ' and press down strutting piece 108 ' and rotate, make top cover 106 can follow the rotation of strutting piece 108 ' and move to pressing position, to carry out corresponding input function.As for other related description of button 202 ', it is to analogize with reference to the second embodiment, repeats no more in this.
In sum, keyboard provided by the present invention can omit scissor mechanism in known button and the configuration of elastic component, thereby effectively reduce the button whole required space that takies, in order to the application of follow-up keyboard slimming, and effectively extend useful life of button.
The above is only preferred embodiment of the present invention, and all equalizations of doing according to the scope of claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (18)
1. button is characterized in that comprising:
Top cover;
Base plate;
The first strutting piece, it is connected in rotationally this top cover and is connected in rotationally this base plate;
The second strutting piece, it is connected in rotationally this top cover and is connected in rotationally this base plate, follows the rotation of this first strutting piece and this second strutting piece, and this top cover can be relative to this base plate in not moving between pressing position and pressing position;
Seesaw member, it has the arm of pressing, magnetic conductive material arm, and fulcrum, this press arm support to arrive in movably this top cover, this first strutting piece and this second strutting piece at least one of them, this fulcrum is connected in this and presses between arm and this magnetic conductive material arm, and this fulcrum is connected on this base plate rotationally; And
Magnetic conductive material spare, it is arranged at this base plate on should the position of magnetic conductive material arm;
Wherein when this top cover is enough overcome magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm by pressed by external force and this external force, this presses arm one of them downward butt at least of this top cover, this first strutting piece and this second strutting piece, this seesaw member is rotated take this fulcrum as fulcrum, driving this magnetic conductive material arm with respect to this this plate perk, and this top cover by this not pressing position move to this pressing position;
Wherein when this external force discharges, this magnetic attraction between this magnetic conductive material spare and this magnetic conductive material arm drives this seesaw member and rotates take this fulcrum as fulcrum, make this press arm with respect to this base plate perk to adsorb this magnetic conductive material spare, so that this press arm upwards prop up this top cover, this first strutting piece and this second strutting piece at least one of them, make this top cover move back to this not pressing position by this pressing position.
2. button according to claim 1 is characterized in that: one of them of this magnetic conductive material spare and this magnetic conductive material arm is magnet, and wherein another of this magnetic conductive material spare and this magnetic conductive material arm is magnet or magnetic conductive material.
3. button according to claim 1, it is characterized in that: this presses arm, this fulcrum, and this magnetic conductive material arm forms the T font structure so that this presses arm between this first strutting piece and this second strutting piece, this is pressed arm and has first and support to arrive in end and second support to arrive in end, this first supports to arrive in end and supports to arrive in this first strutting piece or this top cover, and this second supports to arrive in end and support to arrive in this second strutting piece or this top cover.
4. button according to claim 3 is characterized in that also comprising:
Circuit board is arranged on this base plate and has switch, and this presses arm in to being formed with salient point on the position of switch, and when this top cover moved to this pressing position, this salient point triggered this switch.
5. button according to claim 3, it is characterized in that: this is pressed arm and is comprised of magnetic conductive material, this magnetic conductive material spare is magnet, this magnetic conductive material spare is pressed the arm extension towards this and is overlapped to press arm with this, when this top cover by this pressed by external force cause this press arm and this magnetic conductive material spare near the time, this magnetic conductive material spare and this magnetic attraction of pressing between arm make this top cover accelerate to move to this pressing position.
6. button according to claim 1, it is characterized in that: this presses arm, this fulcrum, and this magnetic conductive material arm forms the U font structure and is co-located at outside this first strutting piece and this second strutting piece, this is pressed arm and has first and support to arrive in end and second support to arrive in end, this first supports to arrive in end and supports to arrive in this first strutting piece or this top cover, and this second supports to arrive in end and support to arrive in this second strutting piece or this top cover.
7. button according to claim 6 is characterized in that also comprising:
Circuit board, it is arranged on end base plate and has switch, this first support to arrive in the end to being formed with salient point on the position of switch, when this top cover moved to this pressing position, this salient point triggered this switch.
8. button according to claim 6, it is characterized in that: this first support to arrive in the end formed by magnetic conductive material, this magnetic conductive material spare first supports to arrive in end and extends first to support to arrive in the end and divide overlapping with this towards this, when this top cover is caused this magnetic conductive material spare and this first to support to arrive in termination when near by this pressed by external force, this magnetic conductive material spare makes this top cover acceleration move to this pressing position with this first magnetic attraction that supports to arrive between end.
9. button according to claim 1, it is characterized in that: this top cover has the first draw-in groove and the second draw-in groove, this base plate separately has the first chute and the second chute, this first strutting piece has the first drive-connecting shaft and the first connecting axle, this second strutting piece has the second drive-connecting shaft and the second connecting axle, this first connecting axle and this second connecting axle are arranged at respectively in this first chute and this second chute movably, and this first drive-connecting shaft and this second drive-connecting shaft are articulated in respectively this first draw-in groove and this second draw-in groove.
10. button according to claim 9 is characterized in that: this first supports to arrive in end and this second and supports to arrive in end and support to arrive in respectively this first drive-connecting shaft and this second drive-connecting shaft.
11. button according to claim 9, it is characterized in that: this top cover separately has the first moving part and the second moving part, this first moving part has the first cross bar section and the first bent rod section, this second moving part has the second cross bar section and the second bent rod section, this the first cross bar section and this second cross bar section are connected in respectively this top cover rotationally, and this first bent rod section and this second bent rod section are articulated in respectively this base plate.
12. button according to claim 11, it is characterized in that: this first supports to arrive in end and this second and supports to arrive in end and support to arrive in respectively this first drive-connecting shaft and this second drive-connecting shaft, and perhaps this first supports to arrive in end and this second and support to arrive in end and support to arrive in respectively this first cross bar section and this second cross bar section.
13. button according to claim 1, it is characterized in that: this base plate separately has spacing cantilever portion, this first strutting piece be in to should have guide vane end stop on the position of spacing cantilever portion, and this spacing cantilever portion is used for this guide vane end stop of backstop, uses and limits this top cover height of this base plate relatively.
14. button according to claim 1 is characterized in that also comprising:
Light guide plate, it is arranged under this base plate, and this base plate under this button has a plurality of printing opacity perforates; And
Luminescence unit, the side that it is arranged at this light guide plate is used for emission of light to project towards this top cover to pass these a plurality of printing opacity perforates via this light guide plate.
15. button according to claim 1, it is characterized in that: this first strutting piece rotates around the first rotation axis on this base plate, this second strutting piece rotates around the 3rd rotation axis on this base plate, this seesaw member is rotated around the second rotation axis on this base plate, this first rotation axis is parallel with the 3rd rotation axis, this second rotation axis is perpendicular to this first rotation axis and the 3rd rotation axis, the arrangement that takes the shape of the letter U on this base plate of this first rotation axis, this second rotation axis and the 3rd rotation axis.
16. button according to claim 1 is characterized in that also comprising:
Magnetic conductive board, it is arranged under this base plate.
17. button according to claim 1 is characterized in that: this base plate is in having to position that should the magnetic conductive material arm perforate of taking in, and this magnetic conductive material spare is arranged at this and takes in perforate to reduce the whole height of this button.
18. a keyboard is characterized in that comprising: a plurality of buttons, one of them button at least of these a plurality of buttons is the described button of claim 1 to 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310073452.8A CN103165326B (en) | 2013-03-07 | 2013-03-07 | Key and keyboard with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310073452.8A CN103165326B (en) | 2013-03-07 | 2013-03-07 | Key and keyboard with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103165326A true CN103165326A (en) | 2013-06-19 |
| CN103165326B CN103165326B (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310073452.8A Active CN103165326B (en) | 2013-03-07 | 2013-03-07 | Key and keyboard with same |
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| Country | Link |
|---|---|
| CN (1) | CN103165326B (en) |
Cited By (8)
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| CN103632872A (en) * | 2013-09-30 | 2014-03-12 | 苏州达方电子有限公司 | Key structure |
| CN103681062A (en) * | 2013-11-12 | 2014-03-26 | 苏州达方电子有限公司 | Magnetic type button |
| CN105679586A (en) * | 2016-03-30 | 2016-06-15 | 苏州达方电子有限公司 | Key and keyboard adopting same |
| US9412535B2 (en) | 2014-08-21 | 2016-08-09 | Darfon Electronics Corp. | Keyswitch structure |
| CN106057533A (en) * | 2016-06-28 | 2016-10-26 | 苏州达方电子有限公司 | Key and keyboard |
| CN106683929A (en) * | 2016-01-06 | 2017-05-17 | 苏州达方电子有限公司 | Key structure, switch structure and key structure combination method |
| CN106803469A (en) * | 2014-06-09 | 2017-06-06 | 苏州达方电子有限公司 | Press-key structure |
| CN113810036A (en) * | 2020-06-15 | 2021-12-17 | 重庆达方电子有限公司 | Keyboard with a keyboard body |
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| CN202189709U (en) * | 2011-07-19 | 2012-04-11 | 苏州达方电子有限公司 | Keyswitch and keyboard using same |
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| US20100219058A1 (en) * | 2009-03-02 | 2010-09-02 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd . | Customizable keyboard |
| CN202189709U (en) * | 2011-07-19 | 2012-04-11 | 苏州达方电子有限公司 | Keyswitch and keyboard using same |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103632872A (en) * | 2013-09-30 | 2014-03-12 | 苏州达方电子有限公司 | Key structure |
| CN103632872B (en) * | 2013-09-30 | 2015-10-21 | 苏州达方电子有限公司 | Press-key structure |
| CN103681062A (en) * | 2013-11-12 | 2014-03-26 | 苏州达方电子有限公司 | Magnetic type button |
| CN103681062B (en) * | 2013-11-12 | 2016-05-11 | 苏州达方电子有限公司 | Magnetic-type button |
| CN106803469B (en) * | 2014-06-09 | 2018-12-18 | 苏州达方电子有限公司 | Press-key structure |
| CN106803469A (en) * | 2014-06-09 | 2017-06-06 | 苏州达方电子有限公司 | Press-key structure |
| US9412535B2 (en) | 2014-08-21 | 2016-08-09 | Darfon Electronics Corp. | Keyswitch structure |
| CN106683929A (en) * | 2016-01-06 | 2017-05-17 | 苏州达方电子有限公司 | Key structure, switch structure and key structure combination method |
| CN106683929B (en) * | 2016-01-06 | 2019-07-30 | 苏州达方电子有限公司 | Press-key structure, construction of switch and press-key structure combined method |
| CN105679586A (en) * | 2016-03-30 | 2016-06-15 | 苏州达方电子有限公司 | Key and keyboard adopting same |
| CN106057533A (en) * | 2016-06-28 | 2016-10-26 | 苏州达方电子有限公司 | Key and keyboard |
| CN106057533B (en) * | 2016-06-28 | 2019-01-11 | 苏州达方电子有限公司 | Key and keyboard |
| CN113810036A (en) * | 2020-06-15 | 2021-12-17 | 重庆达方电子有限公司 | Keyboard with a keyboard body |
| CN113810036B (en) * | 2020-06-15 | 2024-04-02 | 重庆达方电子有限公司 | Keyboard with keyboard body |
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| CN103165326B (en) | 2015-07-08 |
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