CN103165328B - Force feedback keyboard structure - Google Patents

Force feedback keyboard structure Download PDF

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Publication number
CN103165328B
CN103165328B CN201310058785.3A CN201310058785A CN103165328B CN 103165328 B CN103165328 B CN 103165328B CN 201310058785 A CN201310058785 A CN 201310058785A CN 103165328 B CN103165328 B CN 103165328B
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China
Prior art keywords
force feedback
unit
key cap
keyboard
keyboard structure
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CN103165328A (en
Inventor
高黄晓
陈飞雅
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Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
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Darfon Electronics Suzhou Co Ltd
Darfon Electronics Corp
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Priority to CN201310058785.3A priority Critical patent/CN103165328B/en
Publication of CN103165328A publication Critical patent/CN103165328A/en
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Abstract

The present invention is about a kind of force feedback keyboard structure, and this force feedback keyboard structure comprises base plate, keyboard frame, force feedback device, touch-control sensing unit and multiple presses unit. Keyboard frame is configured on base plate. Force feedback device is configured between base plate and keyboard frame, and force feedback device comprises jolting plate. Touch-control sensing unit is arranged at below keyboard frame, can trigger jolting plate and come into operation. Press unit and connect keyboard frame respectively, and be adjacent to the side of jolting plate, when this one of press in unit press unit and jolting plate mutually near and when contacting with each other, jolting plate transmitting vibrations power presses unit to this. The force feedback keyboard structure of the present invention, can produce power feedback, to increase sense of touch when user operates when key cap is pressed. In addition, what force feedback keyboard structure had a Bao Xinghua presses unit, to reduce integral thickness, caters to thin shape trend, and adopts the button of integration, reduces spare part and die sinking cost and simplifies package program.

Description

Force feedback keyboard structure
Technical field
The present invention relates to a kind of keyboard structure, relate to a kind of force feedback keyboard structure especially.
Background technology
Using of input unit is more generally aobvious along with the development and research of various electronic installation. The most common input unit is such as keyboard, Trackpad or mouse at present. With keyboard, keyboard comprises several buttons. Each button corresponds to different characters or symbol, so that, when user presses, the signal of the character that input is corresponding or symbol is in electronic product. Current button comprises key cap, scissor leg structure, elastic supporting member for supporting optical member (such as sheet rubber) and base plate mostly. Scissor leg structure and elastic supporting member for supporting optical member are configured between base plate and key cap, and to support key cap and to allow the key cap can relative to floor shifting, therefore key cap can move up and down in response to the operation in user.
But, known scissor leg structure is plastic material, and two supports of production pivot joint in the way of die sinking, follow-up assembles support in the way of artificial again so that it is pivot joint also rotating, its shortcoming is: (1) die sinking cost height; (2) bracket assembled is time-consuming; (3) support is with axle pivot joint, and axle center is too little, is easily fractureed during assembling; And the intensity of (4) plastic material is not enough, it is necessary to increase and thick could improve its intensity, and thickness increase can affect the whole height of press-key structure, cannot reach the design of Bao Xinghua.
In addition, the keyboard of thin shape is because integral thickness is thinner, relatively, the removable stroke of button also diminishes, thus the stroke that presses down of button is caused and affects improperly, thus user usually cannot feel button pressed time due sense of touch, operability when therefore how to increase button pressed, allow user use and during keyboard, have the feedback in better sense of touch, the emphasis that industry is urgently researched and developed beyond doubt.
Summary of the invention
It is an object of the invention to provide a kind of force feedback keyboard structure, this force feedback keyboard structure can produce power feedback when key cap is pressed, to increase sense of touch when user operates.
In order to achieve the above object, the present invention proposes a kind of force feedback keyboard structure, and this force feedback keyboard structure comprises base plate, keyboard frame, force feedback device, touch-control sensing unit and a plurality of presses unit. Wherein keyboard frame is configured on this base plate; Force feedback device is configured between this base plate and this keyboard frame, and this force feedback device comprises jolting plate; Touch-control sensing unit is arranged at below this keyboard frame, and in order to trigger, this jolting plate comes into operation this touch-control sensing unit; A plurality of unit that presses connects this keyboard frame respectively, and it is adjacent to the side of this touch-control sensing unit, when these are a plurality of press unit one of them press unit be pressed time, this this jolting plate of touch-control sensing unit drives makes this jolting plate transmission one vibrate power and presses unit to this.
As optional technical scheme, this keyboard frame has multiplicative, this multiplicative respectively accommodating this plurality of press unit.
As optional technical scheme, this touch-control sensing unit comprises a plurality of switch, and this plurality of switch corresponds respectively to this and a plurality of presses unit.
As optional technical scheme, this presses unit and comprises key cap and Flexible Connector, and this Flexible Connector connects this key cap and this keyboard frame, and wherein this Flexible Connector has effectiveness in vibration suppression, intercepts this vibration power and is conveyed to this keyboard frame.
As optional technical scheme, this key cap, this Flexible Connector and this keyboard frame are one-body molded.
As optional technical scheme, this force feedback device also comprises actuator, and this actuator connects and activates this jolting plate.
As optional technical scheme, this actuator be the viscid liquid of vibrating motor, piezo-activator, electroactive polymer or magnetic one of them.
As optional technical scheme, this force feedback keyboard structure also comprises vibroshock, is configured between this jolting plate and this base plate, avoids this vibration power to be conveyed to this base plate.
As optional technical scheme, this force feedback keyboard structure also comprises backlight module, and this backlight module comprises light source and light guiding plate, and this light source is arranged at a horizontal side of this light guiding plate, and this light source sends light, and this light is converted to backlight light via light guiding plate.
As optional technical scheme, this jolting plate is combined with this backlight module, makes this jolting plate except providing this vibration power, also provides this backlight light to press unit to this.
As optional technical scheme, this backlight module is arranged between jolting plate and keyboard frame.
As optional technical scheme, this backlight module is arranged between jolting plate and base plate, and this jolting plate has the first transmittance section, and this first transmittance section can be brokenly hole or can light-transmitting materials be formed; Or this backlight module replaces this base plate, this jolting plate has the first transmittance section, and this first transmittance section can be brokenly hole or can light-transmitting materials be formed.
As optional technical scheme, this presses unit and has the 2nd transmittance section, and the 2nd transmittance section is formed by light-transmitting materials for breaking hole or the 2nd transmittance section, and this backlight light penetrates this force feedback keyboard structure via the 2nd transmittance section.
The force feedback keyboard structure of the present invention, can produce power feedback, to increase sense of touch when user operates when key cap is pressed. In addition, what force feedback keyboard structure had a Bao Xinghua presses unit, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts the button of integration, the spare part that can reduce assembling, the program simplifying assembling and reduce the cost of die sinking.
In addition, the present invention also proposes another kind of force feedback keyboard structure, and this force feedback keyboard structure comprises base plate, keyboard frame, a plurality of presses unit, force feedback device and a plurality of switching unit.Wherein, keyboard frame is configured on this base plate; Each presses unit and comprises key cap and Flexible Connector, and this Flexible Connector is arranged between this key cap and this keyboard frame, makes this key cap can be up and down relative to this keyboard frame; Force feedback device is configured between this base plate and this keyboard frame, and this force feedback device extends in this and a plurality of presses below unit; Each switching unit is arranged between this plurality of key cap one of them and this force feedback device respectively; Press unit when these are a plurality of one of them is pressed, make this plurality of key cap one of them move down and abut to this plurality of switching unit one of them, and then make by when this switching unit connect abuts to this force feedback device, (1) this force feedback device is started to this switching unit connect, this force feedback device through by this switching unit transmitting vibrations power connect to this key cap being pressed, and this Flexible Connector suppresses this keyboard frame from the intensity of this key cap of being pressed this vibration power received; And (2) other be not pressed and press unit, the switching unit corresponding to it does not move down and not to connecing this force feedback device, therefore other unit that press not being pressed do not receive this vibration power and keep static.
As optional technical scheme, this keyboard frame has multiplicative, this multiplicative is this plurality of key cap accommodating respectively, this multiplicative has identical appearance with this accommodating a plurality of key cap separately, this Flexible Connector is looped around between this key cap periphery and this separating part, and this plurality of Flexible Connector to be looped around the width of this key cap periphery identical.
As optional technical scheme, this key cap and this Flexible Connector are one-body molded, and the material hardness of this key cap is greater than the material hardness of this Flexible Connector.
As optional technical scheme, this power feedback keyboard also comprises vibroshock, and this shock-absorber configuration, between this jolting plate and this base plate, avoids this vibration power to be conveyed to this base plate.
As optional technical scheme, this force feedback keyboard structure comprises backlight module, and wherein this backlight module is arranged on this force feedback device, and when this force feedback device shakes, this backlight module vibrates with this force feedback device simultaneously, produces the effect of optical flare.
As optional technical scheme, this force feedback keyboard structure comprises backlight module, this backlight module is arranged between this force feedback device and keyboard frame, when this plurality of key cap one of them move down and abut to this plurality of switching unit one of them time, this backlight module was in corresponding to should deform to meeting switching unit place thereupon.
As optional technical scheme, this force feedback keyboard structure also comprises backlight module, this backlight module is arranged at below this force feedback device, and this force feedback device has the first transmittance section, and this first transmittance section is for broken hole or this first transmittance section are by can light-transmitting materials be formed.
As optional technical scheme, this force feedback keyboard structure also comprises backlight module, this backlight module comprises light source and light guiding plate, this light source sends illumination luminous energy, this light guiding plate extends in this and a plurality of presses below unit, and this illumination luminous energy is spread in this via this light guiding plate and a plurality of presses below unit.
As optional technical scheme, this force feedback keyboard structure also comprises light source, and this light source sends illumination luminous energy, and this force feedback device is formed by transparent light guide material, and this illumination luminous energy is spread in this via this force feedback device and a plurality of presses below unit.
Above-mentioned force feedback keyboard structure, can produce power feedback, to increase sense of touch when user operates when key cap is pressed. In addition, what force feedback keyboard structure had a Bao Xinghua presses unit, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts the button of integration, the spare part that can reduce assembling, the program simplifying assembling and reduce the cost of die sinking.
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 decomposing schematic representation of the force feedback keyboard structure of one embodiment of the invention;
Fig. 2 is the key cap of force feedback keyboard structure of the present invention side schematic view when being pressed down;
Fig. 3 is the schematic diagram of the key cap arrangement of the present invention when being applied to QWERTY keyboard;
Fig. 4 is the schematic diagram of the key cap that the difference of force feedback keyboard structure of the present invention presses unit when being placed in respectively in the separating part of same aperture position;
Fig. 5 is the diagrammatic cross-section of the force feedback keyboard structure of one embodiment of the invention;
Fig. 6��Figure 10 is respectively the diagrammatic cross-section of the force feedback keyboard structure of one embodiment of the invention.
Embodiment
The force feedback keyboard structure of the present embodiment, utilizes jolting plate transmitting vibrations power to pressing unit, produces the feedback in sense of touch with the operation in response to user. For example, in thinning keyboard, unit can be pressed to reduce integral thickness by Bao Xinghua, relative to known scissor leg structure, the unit that presses of the present embodiment has and less presses down stroke, but the vibration power that user can provide by force feedback device, increase sense of touch when key cap is pressed actuating switch, therefore can not because of the present embodiment press unit to press down stroke excessively little, and due paragraph sense or sense of touch when causing user cannot feel that key cap is pressed conducting.
Hereinafter proposing various embodiment to be described in detail, embodiment is only in order to illustrate as example, it does not mean to limit the present invention is for the scope of protection.
Please refer to Fig. 1 and Fig. 2, wherein Fig. 1 is the decomposing schematic representation of the force feedback keyboard structure 100 of one embodiment of the invention, and Fig. 2 is the key cap 142 of force feedback keyboard structure of the present invention side schematic view when being pressed.
Force feedback keyboard structure 100 comprises base plate 110, keyboard frame 120, force feedback device 130, multiple presses unit 140 and touch-control sensing unit 170. Keyboard frame 120 is configured on base plate 110. Force feedback device 130 is configured between base plate 110 and keyboard frame 120, and force feedback device 130 comprises jolting plate 134 and actuator 132. Touch-control sensing unit 170 is arranged between keyboard frame 120 and jolting plate 134, in order to drive jolting plate 134. The plurality of unit 140 that presses connects alone keyboard frame 120 respectively, and is adjacent to the side of jolting plate 134. (as shown in Figure 2) is pressed when unit 140 is pressed when those press one in unit, what this was pressed press unit 140 moves down and abuts to touch-control sensing unit 170, touch-control sensing unit 170 drives jolting plate 134, makes jolting plate 134 transmit a vibration power F to what this was pressed and presses unit 140. Therefore, the force feedback keyboard structure 100 of the present embodiment can produce the feedback in sense of touch in response to the operation (with finger presses in such as Fig. 2) of user.
In FIG, although only illustrating two to press unit 140, but press unit 140 quantity can according to typewriting keyboard required for key cap number increase or reduce, and its arrangement mode such as arranges with the key cap of the QWERTY keyboard 200 shown in Fig. 3 or arranges with other kenels, this is not limited by the present invention.
The keyboard frame 120 of the present embodiment is such as supported on base plate 110 with fixing post 122, so that keyboard frame 120 firmly is configured on base plate 110, and is separated by a spacing by fixing post 122 between keyboard frame 120 and base plate 110. In addition, jolting plate 134 is configured between keyboard frame 120 and base plate 110 so that each presses unit 140 not by the side being adjacent to jolting plate 134 when pressing, but does not contact with jolting plate 134. In FIG, jolting plate 134 is provided with perforation 135 relative to each fixing post 122, so that fixing post 122 is through the perforation 135 of jolting plate 134, and can not affect the start of jolting plate 134.
Wherein a kind of aspect of the present invention is just implemented in the perforation 135 of above-mentioned introduction, does not limit fixing post 122 and perforation 135 must be coordinated just to reach the present invention. : when the position that fixing post 122 is arranged changes, for example such as originally it is arranged on middle fixing post 122 and changes into and be arranged on keyboard frame 120 around, and do not need through jolting plate 134, therefore do not need the fixing post 122 for surrounding that perforation 135 is set. Or, when the shape of jolting plate 134 and/or quantity change, such as, when the shape of jolting plate 134 changes ring-type or reticulation into by dull and stereotyped shape, or single jolting plate 134 changes multi-disc formula jolting plate into, and fixing post 122 can be avoided, therefore do not need to arrange perforation 135 again for other fixing post 122 each.
The touch-control sensing unit 170 of the present embodiment can be the elements such as film switch or capacitance type touch-control panel. Please refer to Fig. 1, touch-control sensing unit 170 comprises multiple switching unit 172, and one of them of this little switching unit 172 presses one of them of unit 140 relative to those respectively.
In fig. 2, when the unit 140 that presses of left side is pressed, left square key cap 142 is made to move down and abut to left side's switching unit 172, and then make to be moved down to the left side's switching unit 172 connect when abutting to force feedback device 130, so make the electrical signal being sent character representated by left square key cap 142 to left side's switching unit 172 conducting connect, and trigger force feedback device 130 simultaneously and come into operation vibration, force feedback device 130 is through being transmitted a vibration power F to the left square key cap 142 being pressed to the left side's switching unit 172 connect, user is allowed to point the vibration sense of touch can experienced on left square key cap 142.
On the other hand, being subject to left side's Flexible Connector 144 and suppress, vibration power F can not be delivered to keyboard frame 120 from the left square key cap 142 being pressed; The right not simultaneously being pressed presses unit 140', right key cap 142' corresponding to it and right switching unit 172' does not move down and not to connecing force feedback device 130, therefore the right not being pressed presses that unit 140' does not receive vibration power F and essence keeps static.
The unit 140 that presses of the present embodiment such as comprises key cap 142 and Flexible Connector 144, and Flexible Connector 144 is in order to connecting key cap 142 and keyboard frame 120. As shown in Figure 1, Flexible Connector 144 is such as the rubber of ring structure, the elasticity with compressible/extension, and Flexible Connector 144 is in order to support key cap 142, so that key cap 142 can be placed in the opening 121 (being also exactly separating part 123) of keyboard frame 120 respectively. Flexible Connector 144 has effectiveness in vibration suppression around key cap 142, therefore can intercept vibration power and be conveyed to keyboard frame 120 from key cap 142.
In addition, in fig. 2, each key cap 142 by the extension power of Flexible Connector 144 and restoring force, to move up and down to point touching in response to user, and key cap 142 can contact and vibrate in pressing down in process with jolting plate 134, to increase sense of touch when user operates.
Key cap 142 and the Flexible Connector 144 of above-mentioned introduction can be identical material or unlike material. For example: key cap 142 is rubber with the material of Flexible Connector 144, or the material of key cap 142 is plastic cement, and the material of Flexible Connector 144 is rubber. For rubber, although key cap 142 and Flexible Connector 144 adopt identical material, but vulcanite and soft matter rubber can be further divided into, make the material hardness of key cap 142 be greater than the material hardness of Flexible Connector 144. Key cap 142 adopts vulcanite can improve Flatness and the resistance to pressure in touching face, and sense of touch during pressing is more direct, and then can increase the operating handle of key cap 142. In addition, Flexible Connector 144 adopt soft matter rubber can increase distortion amount, reduce material tired or damaged, to increase the life-span of use.
Be no matter adopt identical material or unlike material, key cap 142 and Flexible Connector 144 to be preferably in mould injection (insertmold) in the way of be combined as a whole with keyboard frame 120, to become the press-key structure of Bao Xinghua. The present embodiment adopts the button of integration, the cost of the spare part that can reduce assembling, the program simplifying assembling and minimizing die sinking. In addition, the button lighter in weight of integration, and thinner thickness, so that the weight of force feedback keyboard structure 100 and whole height decline, meet the requirement of design light, thin.
In FIG, two key caps 142 pressing unit 140 are placed in the separating part 123 of different openings position respectively, so that when single key cap 142 is pressed, the wave of oscillation produced during its contact jolting plate 134 can be absorbed completely by Flexible Connector 144, therefore wave of oscillation can not have influence on another adjacent key cap 142, produce interference to avoid. But, above-mentioned distributing style just implements wherein a kind of aspect of the present invention, and the key cap 142 that difference presses unit 140 also can be placed in the separating part of same aperture position respectively, and this is not limited by the present invention.
For example, please refer to Fig. 4, Fig. 4 is the schematic diagram of the key cap that the difference of force feedback keyboard structure of the present invention presses unit when being placed in respectively in the separating part of same aperture position. As shown in Figure 4, Flexible Connector 244 with " field " font structure ring around between key cap 242 periphery and separating part 223, and Flexible Connector 244 to be looped around the width essence of key cap 242 periphery identical, have in the separating part 223 of identical appearance so that four key caps 242 pressing unit 240 are placed in four respectively, and these four separating parts 223 are positioned at same aperture position. When a key cap 242 is pressed, the wave of oscillation produced during its contact jolting plate still can be absorbed by Flexible Connector 244 completely, therefore wave of oscillation can not have influence on other adjacent key caps 242.
In addition, producing vibration to avoid base plate 110 to touch jolting plate 134, the force feedback keyboard structure 100 of the present embodiment also comprises vibroshock 150, and it is configured between jolting plate 134 and base plate 110. For example, please refer to Fig. 1 and Fig. 2, vibroshock 150 is such as configured at jolting plate 134 around, also it is exactly the surrounding region beyond key cap 142 pressed position, but the present invention is not as limit, such as: relative between the jolting plate 134 at key cap 142 place of pressing down and base plate 110, vibroshock 150 also can be set. Vibroshock 150, except completely cutting off the transmission of wave of oscillation, also can avoid jolting plate 134 to contact and produce noise with base plate 110. The vibroshock 150 of the present embodiment can be spring, hydraulic pressure formula or air pressure type vibroshock etc., or the cushioning material of porousness (such as bubble cotton or sponge), Shock absorbing cushion and shock-absorbing rubber etc.
The force feedback device 130 of the present embodiment, presses unit 140 with jolting plate 134 transmitting vibrations power F to being pressed down, produces the feedback in sense of touch with the operation in response to user. Force feedback device 130 comprises actuator 132, in order to provide the vibration power F of feedback, and connect and activate jolting plate 134 so that vibration power can be passed to via jolting plate 134 be pressed down press unit 140. For example, please refer to Fig. 1 and Fig. 2, actuator 132 is such as directly attached to the position of side near edges of boards of jolting plate 134, when actuator 132 vibrates, jolting plate 134 starts vibration, therefore by unlatching or can close actuator 132, to control the vibration opportunity of jolting plate 134, such as: when detecting user's pressing key cap 142, when causing switching unit 172 conducting, jolting plate 134 just starts vibration; And when detecting switching unit 172 non-conducting, jolting plate 134 stops vibration.
The actuator 132 of the present embodiment is such as vibrating motor (vibratingmotor) or piezo-activator (Piezoelectricactuator), electroactive polymer (EletroActivePolymer, EAP) or the viscid liquid of magnetic (MRFluid) etc. Actuator 132 can provide upper and lower to vibration power, the vibration power in direction, left and right or the vibration power of omnirange, be preferably providing package containing upper and lower to vibration component, the present embodiment can adjust according to the situation that reality uses, such as according to key cap 142 press down stroke and/or the distance between jolting plate 134 and keyboard frame 120 is finely tuned, do not limit the direction of vibrational frequency that actuator 132 provides, amplitude and vibration.
Then, please refer to Fig. 5, it is the diagrammatic cross-section of the force feedback keyboard structure 300 of one embodiment of the invention. In the present embodiment, key cap 342 and Flexible Connector 344 are combined as a whole with keyboard frame 320 in the way of being preferably in mould injection, to become the press-key structure of Bao Xinghua. In addition, press unit 340 and such as there is transmittance section 343, can be brokenly hole or can light-transmitting materials be formed, form a backlight keyboard to coordinate backlight module 360. For example, in Figure 5, backlight module 360 comprises light guiding plate 364 and light source 362, light guiding plate 364 is configured between jolting plate 334 and keyboard frame 320, and light guiding plate 364 extends in and multiple presses below unit 340 so that illumination luminous energy is spread in via light guiding plate 364 and presses below unit 340. Light source 362 is configured at a horizontal side of light guiding plate 364, to provide light L, this light L can be converted to a backlight light via light guiding plate 364, and conducts to the lower section of key cap 342, then penetrates force feedback keyboard structure 300 via the key cap 342 of printing opacity or the transmittance section 343 of key cap 342.
In Figure 5, light source 362 does not limit via light guiding plate 364 diffused illumination luminous energy. Such as: force feedback device 330 can be transparent light guide material and formed, its function is as light guiding plate 364, and the luminous energy that therefore throws light on can be spread in via force feedback device 330 and press below unit 340.
Then, please refer to the force feedback keyboard structure 301 of Fig. 6, light guiding plate 364 is not when needing brokenly hole, backlight module 360 can directly be arranged on force feedback device 330, when force feedback device 330 shakes, backlight module 360 vibrates with force feedback device 330 simultaneously, produces the effect of optical flare.
Or, such as the force feedback keyboard structure 302 of Fig. 7, backlight module 360 is such as arranged between force feedback device 330 and keyboard frame 320, when a key cap 342 wherein moves down and abut to a switching unit (see Fig. 1) wherein, the light guiding plate 364 of backlight module 360 deforms at switching unit place in correspondence to connecing thereupon.
Although the backlight module 360 of above-mentioned introduction is configured between jolting plate 334 and keyboard frame 320, but jolting plate 334 also can in conjunction with backlight module 360. Such as, such as the force feedback keyboard structure 303 of Fig. 8, jolting plate 334 can be replaced by light guiding plate 364 or in conjunction with backlight module 360, outside making jolting plate 334 provide vibration power, it is possible to guides backlight light L to pressing unit 340.
Or, such as the force feedback keyboard structure 304 of Fig. 9, light source 362 and the light guiding plate 364 of backlight module are such as arranged between jolting plate 334 and base plate 310. Or, such as the force feedback keyboard structure 305 of Figure 10, backlight module 360 replaces base plate 310.
The jolting plate 334 of above-mentioned introduction such as has the first transmittance section 335, and presses unit 340 and such as have the 2nd transmittance section 343, to allow light L by jolting plate 334 and press unit 340. First transmittance section 335 and the 2nd transmittance section 343 are such as broken hole or can light-transmitting materials be formed, allow light L first can conduct to the lower section of the first transmittance section 335 via light guiding plate 364, the lower section of key cap 342 is upwards arrived again, finally by the 2nd transmittance section 343 bright dipping by the key cap 342 of printing opacity or key cap 342 via the first transmittance section 335.
Force feedback keyboard structure disclosed by the above embodiment of the present invention, can produce power feedback, to increase sense of touch when user operates when key cap is pressed. In addition, what force feedback keyboard structure had a Bao Xinghua presses unit, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts the button of integration, the spare part that can reduce assembling, the program simplifying assembling and reduce the cost of die sinking.
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 domain that all should belong to the claim appended by the present invention.

Claims (21)

1. a force feedback keyboard structure, it is characterised in that this force feedback keyboard structure comprises:
Base plate;
Keyboard frame, is configured on this base plate;
Force feedback device, is configured between this base plate and this keyboard frame, and this force feedback device comprises jolting plate;
Touch-control sensing unit, is arranged at below this keyboard frame, and in order to trigger, this jolting plate comes into operation this touch-control sensing unit; And
A plurality of press unit, connect this keyboard frame respectively, and it is adjacent to the side of this touch-control sensing unit, this jolting plate is configured between this keyboard frame and this base plate, this is made a plurality of to press unit not by the side being adjacent to this jolting plate when pressing, but do not contact with this jolting plate, when these are a plurality of press unit one of them press unit be pressed time, this being pressed presses unit and moves down and abut to this touch-control sensing unit, and then make this touch-control sensing unit abut to this force feedback device, this this jolting plate of touch-control sensing unit drives makes this jolting plate transmission one vibrate power and presses unit to this,
Wherein, this presses unit and comprises key cap and Flexible Connector, this Flexible Connector connects this key cap and this keyboard frame, the restoring force that this Flexible Connector provides this key cap up and down, this Flexible Connector has effectiveness in vibration suppression, so that the wave of oscillation that when single key cap is pressed, it contacts the generation of this jolting plate is absorbed completely by this Flexible Connector, intercept this wave of oscillation and have influence on another adjacent key cap.
2. force feedback keyboard structure according to claim 1, it is characterised in that: this keyboard frame has multiplicative, this multiplicative respectively accommodating this plurality of press unit.
3. force feedback keyboard structure according to claim 1, it is characterised in that: this touch-control sensing unit comprises a plurality of switch, and this plurality of switch corresponds respectively to this and a plurality of presses unit.
4. force feedback keyboard structure according to claim 1, it is characterised in that: this key cap, this Flexible Connector and this keyboard frame are one-body molded.
5. force feedback keyboard structure according to claim 1, it is characterised in that: this force feedback device also comprises actuator, and this actuator connects and activates this jolting plate.
6. force feedback keyboard structure according to claim 5, it is characterised in that: this actuator be the viscid liquid of vibrating motor, piezo-activator, electroactive polymer or magnetic one of them.
7. force feedback keyboard structure according to claim 1, it is characterised in that: this force feedback keyboard structure also comprises vibroshock, is configured between this jolting plate and this base plate, avoids this vibration power to be conveyed to this base plate.
8. force feedback keyboard structure according to claim 1, it is characterized in that: this force feedback keyboard structure also comprises backlight module, this backlight module comprises light source and light guiding plate, this light source is arranged at a horizontal side of this light guiding plate, this light source sends light, and this light is converted to backlight light via light guiding plate.
9. force feedback keyboard structure according to claim 8, it is characterised in that: this jolting plate is combined with this backlight module, makes this jolting plate except providing this vibration power, also provides this backlight light to press unit to this.
10. force feedback keyboard structure according to claim 9, it is characterised in that: this backlight module is arranged between jolting plate and keyboard frame.
11. force feedback keyboard structure according to claim 9, it is characterised in that: this backlight module is arranged between jolting plate and base plate, and this jolting plate has the first transmittance section, and this first transmittance section is for broken hole or by can light-transmitting materials be formed; Or this backlight module replaces this base plate, this jolting plate has the first transmittance section, and this first transmittance section is for broken hole or by can light-transmitting materials be formed.
12. according to force feedback keyboard structure described in any one claim in claim 8 to 11, it is characterized in that: this presses unit and has the 2nd transmittance section, 2nd transmittance section is formed by light-transmitting materials for breaking hole or the 2nd transmittance section, and this backlight light penetrates this force feedback keyboard structure via the 2nd transmittance section.
13. 1 kinds of force feedback keyboard structure, it is characterised in that this force feedback keyboard structure comprises:
Base plate;
Keyboard frame, is configured on this base plate;
A plurality of pressing unit, wherein each presses unit and comprises key cap and Flexible Connector, and this Flexible Connector is arranged between this key cap and this keyboard frame, makes this key cap can be up and down relative to this keyboard frame;
Force feedback device, it is configured between this base plate and this keyboard frame, this force feedback device extends in this and a plurality of presses below unit, this force feedback device comprises jolting plate, this jolting plate is configured between this keyboard frame and this base plate, make this plurality of press unit not by the side being adjacent to this jolting plate when pressing, but do not contact with this jolting plate;
A plurality of switching unit, wherein each switching unit is arranged between this plurality of key cap one of them and this force feedback device respectively; And
Press unit when these are a plurality of one of them be pressed, make this plurality of key cap one of them move down and abut to this plurality of switching unit one of them, and then make by when this switching unit connect abuts to this force feedback device,
(1) this force feedback device is started to this switching unit connect, this force feedback device through by this switching unit transmitting vibrations power connect to this key cap being pressed, and this Flexible Connector suppresses this keyboard frame from the intensity of this key cap of being pressed this vibration power received;And
(2) other are not pressed and press unit, and the switching unit corresponding to it does not move down and not to connecing this force feedback device, therefore other unit that press not being pressed do not receive this vibration power and keep static,
Wherein, the restoring force that this Flexible Connector provides this key cap up and down, so that the wave of oscillation that when each key cap is pressed, it contacts the generation of this jolting plate is absorbed completely by this Flexible Connector, intercepts this wave of oscillation and has influence on another adjacent key cap.
14. force feedback keyboard structure according to claim 13, it is characterized in that: this keyboard frame has multiplicative, this multiplicative is this plurality of key cap accommodating respectively, this multiplicative has identical appearance with this accommodating a plurality of key cap separately, this Flexible Connector is looped around between this key cap periphery and this separating part, and this plurality of Flexible Connector to be looped around the width of this key cap periphery identical.
15. force feedback keyboard structure according to claim 13, it is characterised in that: this key cap and this Flexible Connector are one-body molded, and the material hardness of this key cap is greater than the material hardness of this Flexible Connector.
16. force feedback keyboard structure according to claim 13, it is characterised in that: this power feedback keyboard also comprises vibroshock, and this shock-absorber configuration, between this jolting plate and this base plate, avoids this vibration power to be conveyed to this base plate.
17. force feedback keyboard structure according to claim 13, it is characterized in that: this force feedback keyboard structure comprises backlight module, wherein this backlight module is arranged on this force feedback device, when this force feedback device shakes, this backlight module vibrates with this force feedback device simultaneously, produces the effect of optical flare.
18. force feedback keyboard structure according to claim 13, it is characterized in that: this force feedback keyboard structure comprises backlight module, this backlight module is arranged between this force feedback device and keyboard frame, when this plurality of key cap one of them move down and abut to this plurality of switching unit one of them time, this backlight module is in corresponding to being deformed to the switching unit place connect thereupon.
19. force feedback keyboard structure according to claim 13, it is characterized in that: this force feedback keyboard structure also comprises backlight module, this backlight module is arranged at below this force feedback device, this force feedback device has the first transmittance section, and this first transmittance section is for broken hole or this first transmittance section are by can light-transmitting materials be formed.
20. force feedback keyboard structure according to claim 13, it is characterized in that: this force feedback keyboard structure also comprises backlight module, this backlight module comprises light source and light guiding plate, this light source sends illumination luminous energy, this light guiding plate extends in this and a plurality of presses below unit, and this illumination luminous energy is spread in this via this light guiding plate and a plurality of presses below unit.
21. force feedback keyboard structure according to claim 13, it is characterized in that: this force feedback keyboard structure also comprises light source, this light source sends illumination luminous energy, this force feedback device is formed by transparent light guide material, and this illumination luminous energy is spread in this via this force feedback device and a plurality of presses below unit.
CN201310058785.3A 2013-02-25 2013-02-25 Force feedback keyboard structure Active CN103165328B (en)

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