CN203102155U - Keyboard - Google Patents
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- CN203102155U CN203102155U CN201220431355.2U CN201220431355U CN203102155U CN 203102155 U CN203102155 U CN 203102155U CN 201220431355 U CN201220431355 U CN 201220431355U CN 203102155 U CN203102155 U CN 203102155U
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- key
- touch
- press
- keyboard
- panel
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Abstract
The utility model provides a keyboard, which comprises a keyboard panel, a lower cover and a touch press key device, wherein the lower cover is buckled with the keyboard panel, the keyboard panel is provided with mechanical press keys, the touch press key device comprises touch press keys and a touch control circuit, the touch press keys are arranged on the keyboard panel, the touch control circuit is arranged between the keyboard panel and the lower cover, and the touch control circuit is used for detecting the touch operations of the touch press keys, and triggering the operations corresponding to the touch press keys. Compared with the keyboard adopting the full-mechanic press keys in the prior art, the frequently used touch press keys are additionally arranged, the use of the mechanic press keys is reduced, the operation is efficient, and the experience of a user is improved.
Description
Technical field
The utility model relates to the computer equipment technical field, relates to a kind of keyboard in particular.
Background technology
Along with the arrival in science and technology epoch, people's rhythm of life is also more and more faster, and computing machine has become the part of daily life.Usually, computing machine comprises display device and input equipment, and generally speaking, input equipment comprises keyboard and mouse, and keyboard comprises top panel and lower cover, and described top panel is provided with button.Button comprises character keys and function key, and character keys and function key constitute the major key panel of keyboard, and the other keyboard is digital computation for convenience, and the numerical key that is different from major key panel panel also is provided, and is commonly called as keypad area.
In the process that realizes the technical program, inventor of the present utility model finds that the button of keyboard of the prior art all is mechanical, is provided with elastic device in the inside of button, to realize pushing and automatically reset operation of button.Faults such as button is malfunctioning can appear in elastic device after using for a long time, can not use normally, and the button feel is poor.
The utility model content
In view of this, the utility model provides a kind of keyboard, has solved in the prior art owing to cause the malfunctioning problem of button after the long-term use of elastic device.
For achieving the above object, the utility model provides following technical scheme:
A kind of keyboard comprises key panel and the lower cover that is interlocked with described key panel, and described key panel is provided with mechanical key, also comprises: touch button device;
Described touch button device comprises: be arranged at the touch key-press on the described key panel, and be arranged at the touch control circuit between described key panel and described lower cover;
Described touch control circuit detects the touch operation on the described touch key-press, and triggers and carry out the operation corresponding with described touch key-press.
Preferably, described touch control circuit comprises: capacitance touch testing circuit and electronic switch;
Described capacitance touch type testing circuit detects discharging and recharging the time of electric capacity between described touch key-press and the ground, the variation of the time that discharges and recharges by described electric capacity judges whether carried out touch operation on the touch key-press, when on detecting touch key-press, having carried out touch operation, make described electronic switch closes carry out the operation corresponding with described touch key-press with further triggering.
Preferably, also be provided with an adjusting backlight touch area on the key panel;
Accordingly, described touch control circuit also comprises the adjusting control circuit backlight according to the touch operation control break backlight illumination on the described adjusting backlight touch area.
Described touch key-press comprises the music player key, plays Pause key, my computer key, search key, my mail, counter key, Windows Lock ON/OFF key, backlight illumination classification display key.
Preferably, described touch key-press is arranged on the upper edge place of described key panel.
Preferably, described mechanical key is a silica gel push-button.
Preferably, the mechanical key in the described keyboard is the short distance button.
Preferably, described mechanical key is anti-precompressed design button.
The utility model provides a kind of keyboard, comprise key panel and the lower cover that is interlocked with described key panel, described key panel is provided with mechanical key, also comprise touch button device, described touch button device comprises the touch key-press that is arranged on the described key panel, and is arranged at the touch control circuit between described key panel and described lower cover; Described touch control circuit detects the touch operation on the described touch key-press, and triggers and carry out the operation corresponding with described touch key-press.Adopt full mechanical key than keyboard of the prior art, the utility model has been set up the touch key-press of operation commonly used, has reduced the use to mechanical key, can high efficiencyly operate, and has strengthened user experience.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
Fig. 1 is the structural representation of keyboard in the prior art;
The structural representation of a kind of keyboard that Fig. 2 provides for the utility model embodiment;
The schematic diagram of the touch operation on the senses touch button that Fig. 3 provides for the utility model embodiment;
The structural representation of the capacitance touch testing circuit that Fig. 4 provides for the utility model embodiment;
The schematic diagram that Fig. 5 controls for the adjusting backlight that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
With reference to figure 1, Fig. 1 is the structural representation of keyboard in the prior art.The keyboard that is provided in the prior art comprises top panel and lower cover, and described top panel is provided with button.According to function distinguishing, the button of arranging on the key panel is divided into major key panel 101 and numerical key panel 102; According to the function that button had, button can be divided into character keys and function key, and character keys has the function of input character, and function key can excite specific function.Usually, the button of keyboard of the prior art all is mechanical, is specially in the inside of button and is provided with elastic device, to realize pushing and automatically reset operation of button.But faults such as button is malfunctioning can appear in these elastic devices after using for a long time, can not use normally, cause user's experience poor.
The utility model is for addressing the above problem, a kind of keyboard that provides, its structural representation sees also Fig. 2, comprise key panel and the lower cover that is interlocked with described key panel, described key panel is provided with mechanical key, on the button basis of existing keyboard, increased by a touch button device 1, this touch button device 1 comprises: touch key-press and touch control circuit.Touch key-press is arranged on the key panel, and touch control circuit is arranged between key panel and the lower cover, the touch operation on the touch control circuit senses touch button, and trigger and carry out the operation corresponding with touch key-press.Adopt full mechanical key than keyboard of the prior art, the utility model has been set up the touch key-press of operation commonly used, has reduced the use to mechanical key, can high efficiencyly operate, and has strengthened user experience.
Need to prove that the keyboard that the utility model provides adopts high-quality touch chip, and this touch button device do not link to each other with the MCU of keyboard directly, can realize separately independent control and signaling keyboard.Meanwhile, the keyboard that the utility model provides also can be integrated in original MCU of keyboard and described touch control circuit on the pcb board, and adopts the mode of the device that is printed on one side, and cost is low.
In the present embodiment, touch control circuit comprises: touch detection circuit and electronic switch.Fig. 3 shows the schematic diagram of the touch operation on the senses touch button, respectively corresponding 7 touch key-presss of KEY0-KEY7 among the figure, when touch control circuit detects touch operation on the touch key-press, as finger KEY0 has been carried out touch operation, touch control circuit output high level makes electronic switch closes with the further triggering execution operation corresponding with touch key-press KEY0.
In the present embodiment, touch detection circuit is the capacitance touch testing circuit, electric capacity discharges and recharges the time between capacitance touch testing circuit senses touch button and the ground, the variation of the time that discharges and recharges by electric capacity judges whether carried out touch operation on the touch key-press, when on detecting touch key-press, having carried out touch operation, make electronic switch closes with the further triggering execution operation corresponding with touch key-press.
The capacitance touch testing circuit comprises as shown in Figure 4: switch 200, pull down resistor 201 and microcontroller MCU 202.
Touch key-press constitutes an inductance capacitance Cx with ground, and when switch 200 disconnected, touch key-press was dragged down by pull down resistor 201, electromotive force is 0V, when switch 200 is closed, begin charging to inductance capacitance Cx, wait be full of electricity stable after cut-off switch again, at this moment inductance capacitance Cx begins discharge.Need to prove that the capacitance of capacitor C x is fixed under the situation that environment is constant around, and then this electric capacity has fixing discharging and recharging the time.When conductor touches touch key-press, can form coupling capacitance, Cx will become greatly, and obviously, the duration of charging of the Cx of 202 pairs of this moments of microcontroller MCU can be elongated, and corresponding discharge time also can be elongated.Whether by record and more each discharging and recharging the time repeatedly, can detect has button " being pressed ".
For example, when not having conductor to touch touch key-press, be t1 the discharge time of inductance capacitance Cx, so, when conductor touched touch key-press, can become t2 the discharge time of inductance capacitance Cx, t2 can judge whether carried out touch operation on the touch key-press thus greater than t1.The computing formula that discharges and recharges the time is:
Wherein, t is the time of discharging and recharging, and R is a resistance value, and C is a capacitance, and V1 is for discharging and recharging the final voltage value, and V2 is for discharging and recharging the starting potential value, and Vt is the magnitude of voltage that discharges and recharges on the t moment electric capacity.
In the present embodiment, this keyboard has 12 touch controlled key functions, wherein, music player key, broadcast Pause key, my computer key, search key, my mail, counter key, Windows LockON/OFF key, backlight illumination classification display key, wherein backlight illumination classification display key is 5, and corresponding brightness is that 100% backlight, brightness are that 75% backlight, brightness are that 50% backlight, brightness are 25% backlight and backlight closing respectively.What need here to illustrate a bit is, the kind of function indication key can set up on their own according to user's operating habit, but not this a kind of situation that present embodiment provides, when the user need listen song, directly touch the music player key and just can open music player, rather than conventional operation step by step realizes this function, in like manner, other function indication key of setting up also have function corresponding, by shake-up to these function indication key, can high efficiencyly operate, reduce the fatigue of using mechanical keyboard to cause, the keyboard that the utility model provides also has game function, and the common keyboard in is more attractive in appearance compared to existing technology, it is comfortable that integral body is felt.
In addition, an adjusting backlight touch area can also be set on the key panel of present embodiment, corresponding, touch control circuit also comprises the adjusting control circuit backlight according to the touch operation control break backlight illumination on the adjusting backlight touch area.Fig. 5 and Fig. 6 show the schematic diagram of adjusting control backlight.The adjusting control circuit backlight that present embodiment provides can the step control backlight illumination, for example, 25% brightness, 50% brightness, 75% brightness, 100% brightness and backlight closing, the user can be switched backlight illumination by touching adjusting backlight touch area, except this crawl control mode, the control of also can sliding.In this enforcement, can change backlight illumination by the resistance R 1-R5 that adjusts among Fig. 6.
Need to prove, touch controlled key is pressed the difference of touch-control principle, can be divided into electric resistance touch-control and capacitance touching control, wherein, the touch key-press that the utility model adopts is capacitive touch key-press, compare with the electromagnetic type tablet with electric resistance touch-control, capacitance touching control has shown better performance.Only just need touch and can respond to, easy to use.And finger and touch surface contact almost not wearing and tearing, stable performance reaches 30 years through mechanical test serviceable life, penetration power is strong, reaction velocity is fast, the accuracy height is easy to assembly, good product consistency, yield rate height.
In order better to embody the use experience of this keyboard, the keyboard that the utility model provides adopts mechanical key can be silica gel push-button, and touch-control is more comfortable, and feel is well-off.On this basis, the whole mechanical keys in this keyboard can be the short distance button, and described mechanical key also can effectively prevent maloperation for anti-precompressed design button, key are emitted be in not only laborsaving but also do not cause the optimum condition of maloperation.
Above-mentioned explanation to the embodiment that provided makes this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but principle and the features of novelty the wideest corresponding to scope that is provided with this paper will be provided.
Claims (8)
1. a keyboard comprises key panel and the lower cover that is interlocked with described key panel, and described key panel is provided with mechanical key, it is characterized in that, also comprises: touch button device, and described touch button device comprises:
Be arranged at the touch key-press on the described key panel;
And be arranged between described key panel and the described lower cover, when detecting described touch key-press touch operation is arranged, carry out the touch control circuit of the operation corresponding with described touch key-press.
2. keyboard according to claim 1 is characterized in that, described touch control circuit comprises: capacitance touch testing circuit and electronic switch;
Described capacitance touch testing circuit detects discharging and recharging the time of electric capacity between described touch key-press and the ground, the variation of the time that discharges and recharges by described electric capacity judges whether carried out touch operation on the touch key-press, when on detecting touch key-press, having carried out touch operation, make described electronic switch closes carry out the operation corresponding with described touch key-press with further triggering.
3. keyboard according to claim 2 is characterized in that, also is provided with an adjusting backlight touch area on the key panel;
Accordingly, described touch control circuit also comprises the adjusting control circuit backlight according to the touch operation control break backlight illumination on the described adjusting backlight touch area.
4. keyboard according to claim 1, it is characterized in that described touch key-press comprises the music player key, plays Pause key, my computer key, search key, my mail, counter key, WindowsLock ON/OFF key, backlight illumination classification display key.
5. keyboard according to claim 1 is characterized in that, described touch key-press is arranged on the upper edge place of described key panel.
6. keyboard according to claim 1 is characterized in that, described mechanical key is a silica gel push-button.
7. keyboard according to claim 1 is characterized in that, the mechanical key in the described keyboard is the short distance button.
8. keyboard according to claim 1 is characterized in that, described mechanical key is anti-precompressed design button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220431355.2U CN203102155U (en) | 2012-08-28 | 2012-08-28 | Keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220431355.2U CN203102155U (en) | 2012-08-28 | 2012-08-28 | Keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203102155U true CN203102155U (en) | 2013-07-31 |
Family
ID=48853539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220431355.2U Expired - Lifetime CN203102155U (en) | 2012-08-28 | 2012-08-28 | Keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203102155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105045405A (en) * | 2015-08-26 | 2015-11-11 | 无锡伊佩克科技有限公司 | Computer keyboard based on touch type brightness adjustment |
| US11003289B1 (en) | 2018-09-24 | 2021-05-11 | Apple Inc. | Flexible touch sensor panel |
| CN114371787A (en) * | 2021-12-28 | 2022-04-19 | 华南理工大学 | Keyboard with real-time touch sensing function |
-
2012
- 2012-08-28 CN CN201220431355.2U patent/CN203102155U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105045405A (en) * | 2015-08-26 | 2015-11-11 | 无锡伊佩克科技有限公司 | Computer keyboard based on touch type brightness adjustment |
| US11003289B1 (en) | 2018-09-24 | 2021-05-11 | Apple Inc. | Flexible touch sensor panel |
| CN114371787A (en) * | 2021-12-28 | 2022-04-19 | 华南理工大学 | Keyboard with real-time touch sensing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHENZHEN SENBIZ INDUSTRIAL CO.,LTD. Assignor: Huang Xiuhai Contract record no.: 2013440020386 Denomination of utility model: Keyboard and virtual keyboard synergic input system and realization method thereof Granted publication date: 20130731 License type: Exclusive License Record date: 20131217 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |
|
| CX01 | Expiry of patent term |