CN204595772U - A kind of keyboard - Google Patents
A kind of keyboard Download PDFInfo
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- CN204595772U CN204595772U CN201520183267.9U CN201520183267U CN204595772U CN 204595772 U CN204595772 U CN 204595772U CN 201520183267 U CN201520183267 U CN 201520183267U CN 204595772 U CN204595772 U CN 204595772U
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- resistance
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Abstract
The utility model discloses a kind of keyboard, include keyboard body, also include the drain pan be located at bottom keyboard body; Described keyboard body is provided with multiple button and human inductor K, also includes the inductive control circuit being located at keyboard body inside; Described inductive control circuit includes: electric capacity C1 ~ C6, resistance R1 ~ resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4; Its inductive control circuit is by for responding to staff or wrist human inductor K realizes human body sensing, then by the comparison of two stage comparator, after realizing output, be given to one at OUT1 end and start pressure, wake keyboard up, realize in keyboard not used time auto sleep, automatically wake up during use, reach the effect of energy-conservation autonomous power saving.
Description
Technical field
The utility model relates to a kind of keyboard.
Background technology
The essential product of keyboard city computer peripheral, market sales volume is large, wide variety, shape is also various, current keyboard classes is divided into wireless and wired two kinds substantially, no matter two kinds of keyboards utilize any principle, all need to use electric energy, such as wired keyboard is powered by USB, Wireless Keyboard generally passes through powered battery, then current computer market R&D direction is for reduce power consumption as much as possible, wherein keyboard product is also one of research object as computer peripheral product, how keyboard reduces the theme that power consumption is numerous deviser research, therefore the keyboard utilizing existing components and parts to design the autonomous power saving of a energy just seems particularly important.
Utility model content
The purpose of this utility model is to overcome above-described shortcoming, provides one according to human body sensing, can realize the keyboard of autonomous power saving.
For achieving the above object, concrete scheme of the present utility model is as follows: keyboard, includes keyboard body, also includes the keyboard drain pan drain pan be located at bottom keyboard body; Described keyboard body is provided with multiple keyboard, and for responding to staff or wrist human inductor K, also includes the inductive control circuit being located at keyboard body inside; Described inductive control circuit includes: electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4;
Described human inductor output terminal is connected with one end of electric capacity C1, and the other end of described electric capacity C1 is connected with one end of electric capacity C2; The other end ground connection of described electric capacity C2, and be connected with an input end of comparer U1 by resistance R1, one end of described electric capacity C2 is also connected with another input end of comparer U1 by resistance R2, another input end of described comparer U1 is connected with the output terminal of comparer U1 by resistance R3, and described resistance R3 is in parallel with electric capacity C3; The output terminal of described comparer U1 is also connected with one end of resistance R4, one end of electric capacity C4 respectively by diode D1, and the other end of described resistance R4 is connected with the base stage of triode Q1, and the other end of resistance R4 is also connected with the other end of electric capacity C4 by resistance R5; The emitter of described triode Q1 is connected with the other end of electric capacity C4 by resistance R6; The collector of described triode Q1, it is connected with the emitter of triode Q2 by resistance R7, it is also connected with the base stage of triode Q2 by resistance R8, and the collector of described triode Q2 is connected with the collector of triode Q3 by resistance R9, the grounded emitter of described triode Q3; The emitter of described triode Q2 is connected with power Vcc, and the base stage of described triode Q3 is connected with resistance R10 one end; The described resistance R10 other end, it is connected with power Vcc by electric capacity C5, and it is also connected with the base stage of triode Q4 by electric capacity C6 and resistance R14; The collector of triode Q3, it is connected with an input end of comparer U2, and it is also by resistance R11 ground connection; Another input end of described comparer U2, it is connected with power Vcc by R13, and it is also by resistance R12 ground connection; The output terminal of described comparer U2 is connected between resistance R14 and electric capacity C6, described triode Q4, and its emitter connects power Vcc, and its current collection is inductive control circuit output terminal OUT1 very.
Preferably, anti-slip veins is provided with below described keyboard body.
Preferably, described human inductor K is voltage dependent resistor (VDR).
Preferably, described human inductor K is infrared electro inductor.
Preferably, described keyboard body side is provided with keyboard switch.
Preferably, the balancing weight for increasing and decreasing keyboard weight is also provided with in described keyboard body.
The beneficial effects of the utility model are: by including keyboard body, also include the drain pan be located at bottom keyboard body; Described keyboard body is provided with multiple button and human inductor K, also includes the inductive control circuit being located at keyboard body inside; Described inductive control circuit includes: electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4; Its inductive control circuit is by for responding to staff or wrist human inductor K realizes human body sensing, then by the comparison of two stage comparator, after realizing output, a trigger voltage is given at OUT1 end, wake keyboard up, realize in keyboard not used time auto sleep, automatically wake up during use, reach the effect of energy-conservation autonomous power saving.
Accompanying drawing explanation
Fig. 1 is front schematic view of the present utility model;
Fig. 2 is the schematic diagram of button of the present utility model when rebounding;
Fig. 3 is the schematic diagram of button of the present utility model when pressing down;
Fig. 4 is the sectional view of keyboard drain pan of the present utility model;
Fig. 5 is inductive control circuit figure of the present utility model;
Description of reference numerals in Fig. 1 to Fig. 5:
1-keyboard body; 11-human inductor K; 12-button;
2-elastic rubber fitting;
A-substrate; B-wearing layer.
Embodiment
Being described in further detail the utility model below in conjunction with the drawings and specific embodiments, is not that practical range of the present utility model is confined to this.
As shown in Figures 1 to 5, the keyboard described in the present embodiment, includes keyboard body 1, also includes the keyboard drain pan drain pan be located at bottom keyboard body 1; Described keyboard body 1 is provided with multiple keyboard 12, and for responding to staff or wrist human inductor K11, also includes the inductive control circuit being located at keyboard body 1 inside; Described inductive control circuit includes: electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4;
Described human inductor output terminal is connected with one end of electric capacity C1, and the other end of described electric capacity C1 is connected with one end of electric capacity C2; The other end ground connection of described electric capacity C2, and be connected with an input end of comparer U1 by resistance R1, one end of described electric capacity C2 is also connected with another input end of comparer U1 by resistance R2, another input end of described comparer U1 is connected with the output terminal of comparer U1 by resistance R3, and described resistance R3 is in parallel with electric capacity C3; The output terminal of described comparer U1 is also connected with one end of resistance R4, one end of electric capacity C4 respectively by diode D1, and the other end of described resistance R4 is connected with the base stage of triode Q1, and the other end of resistance R4 is also connected with the other end of electric capacity C4 by resistance R5; The emitter of described triode Q1 is connected with the other end of electric capacity C4 by resistance R6; The collector of described triode Q1, it is connected with the emitter of triode Q2 by resistance R7, it is also connected with the base stage of triode Q2 by resistance R8, and the collector of described triode Q2 is connected with the collector of triode Q3 by resistance R9, the grounded emitter of described triode Q3; The emitter of described triode Q2 is connected with power Vcc, and the base stage of described triode Q3 is connected with resistance R10 one end; The described resistance R10 other end, it is connected with power Vcc by electric capacity C5, and it is also connected with the base stage of triode Q4 by electric capacity C6 and resistance R14; The collector of triode Q3, it is connected with an input end of comparer U2, and it is also by resistance R11 ground connection; Another input end of described comparer U2, it is connected with power Vcc by R13, and it is also by resistance R12 ground connection; The output terminal of described comparer U2 is connected between resistance R14 and electric capacity C6, described triode Q4, and its emitter connects power Vcc, and its current collection is inductive control circuit output terminal OUT1 very.Its inductive control circuit is by for responding to staff or wrist human inductor K11 realizes human body sensing, then by the comparison of two stage comparator, realize exporting, a trigger voltage is given at OUT1 end, wake keyboard up, realize in keyboard not used time auto sleep, automatically wake up during use, reach the effect of energy-conservation autonomous power saving; Wherein, the power supply termination power Vcc of human inductor K11, earth terminal ground connection; When human inductor K11 sense that staff exists time, output pulse signal, through two comparator circuits, export wake-up signal at OUT1, realize keyboard power and connect, when staff leaves, human inductor K11 no signal exports, and start-up circuit closes section keyboard power, realizes battery saving mode.
Keyboard described in the present embodiment, is provided with anti-slip veins below described keyboard body 1; Anti-slip veins can effectively realize anti-skidding effect, makes staff use sense better.
Keyboard described in the present embodiment, described human inductor K11 is voltage dependent resistor (VDR), and voltage dependent resistor (VDR) realizes induction, its power saving by hand pressure, durable.
Keyboard described in the present embodiment, described human inductor K11 is infrared electro inductor, and infrared electro inductor is realize induction by the infrared ray of staff, and it possesses highly sensitive advantage.
Keyboard described in the present embodiment, described keyboard body 1 side is provided with keyboard switch, and it can be used for Close All keyboard.
Keyboard described in the present embodiment, is also provided with the balancing weight for increasing and decreasing keyboard weight in described keyboard body 1, by arranging balancing weight, effectively can realize keyboard weightening finish or loss of weight, the people for different hand-power provides best experience sense.
Keyboard described in the present embodiment, described keyboard drain pan includes substrate a and is located at the wearing layer b bottom substrate a, and described wearing layer b is Teflon lamella; Described wearing layer b is carved with ridge design, and it realizes improving the friction force with keyboard bottom surface, improves the stability of keyboard.
Keyboard described in the present embodiment, described inductive control circuit also includes a feedback electromagnetic shaker M, the power input of described feedback vibration device M connects power Vcc, its signal input part connects the output terminal of comparer U2, when there being signal to export, feedback vibration device M realizes vibrations, reminding user its normally work, improve the experience sense of keyboard.
Keyboard described in the present embodiment, described feedback vibration device M is vibration motor.
The utility model, by including keyboard body 1, also includes the keyboard drain pan be located at bottom keyboard body 1; Described keyboard body 1 is provided with roller and human inductor K11, also includes the inductive control circuit being located at keyboard body 1 inside; Described inductive control circuit includes: electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4; Its inductive control circuit is by for responding to staff or wrist human inductor K11 realizes human body sensing, then by the comparison of two stage comparator, after realizing output, a trigger voltage is given at OUT1 end, wake keyboard up, realize in keyboard not used time auto sleep, automatically wake up during use, reach the effect of energy-conservation autonomous power saving.
Keyboard described in the present embodiment, being provided with between described button 12 and keyboard body 1 can the elastic rubber fitting 2 of resilience, possesses multilayered fold in the middle part of described elastic rubber fitting 2.Elastic rubber fitting 2 effectively can increase the experience sense of keyboard 12, and reduces noise, improves comfortableness, also reduces spoilage.As described in Fig. 2 and Fig. 3, the state of button 12 in resilience and when depressing.
The above is only a preferred embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the protection domain of the utility model patented claim.
Claims (9)
1. a keyboard, is characterized in that: include keyboard body (1), also includes the keyboard drain pan being located at keyboard body (1) bottom;
Described keyboard body (1) is provided with multiple keyboard (12), also comprises for responding to staff or wrist human inductor K(11), also include and be located at the inner inductive control circuit of keyboard body (1);
Described inductive control circuit includes: electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, comparer U1, comparer U2, triode Q1, triode Q2, triode Q3, triode Q4;
Described human inductor output terminal is connected with one end of electric capacity C1, and the other end of described electric capacity C1 is connected with one end of electric capacity C2; The other end ground connection of described electric capacity C2, and be connected with an input end of comparer U1 by resistance R1, one end of described electric capacity C2 is also connected with another input end of comparer U1 by resistance R2, another input end of described comparer U1 is connected with the output terminal of comparer U1 by resistance R3, and described resistance R3 is in parallel with electric capacity C3; The output terminal of described comparer U1 is also connected with one end of resistance R4, one end of electric capacity C4 respectively by diode D1, and the other end of described resistance R4 is connected with the base stage of triode Q1, and the other end of resistance R4 is also connected with the other end of electric capacity C4 by resistance R5; The emitter of described triode Q1 is connected with the other end of electric capacity C4 by resistance R6; The collector of described triode Q1, it is connected with the emitter of triode Q2 by resistance R7, it is also connected with the base stage of triode Q2 by resistance R8, and the collector of described triode Q2 is connected with the collector of triode Q3 by resistance R9, the grounded emitter of described triode Q3; The emitter of described triode Q2 is connected with power Vcc, and the base stage of described triode Q3 is connected with resistance R10 one end; The described resistance R10 other end, it is connected with power Vcc by electric capacity C5, and it is also connected with the base stage of triode Q4 by electric capacity C6 and resistance R14; The collector of triode Q3, it is connected with an input end of comparer U2, and it is also by resistance R11 ground connection; Another input end of described comparer U2, it is connected with power Vcc by R13, and it is also by resistance R12 ground connection; The output terminal of described comparer U2 is connected between resistance R14 and electric capacity C6, described triode Q4, and its emitter connects power Vcc, and its current collection is inductive control circuit output terminal OUT1 very;
Described inductive control circuit also includes a feedback electromagnetic shaker M, and the power input of described feedback vibration device M connects power Vcc, and its signal input part connects the output terminal of comparer U2;
Being provided with between described button and keyboard body can the elastic rubber fitting of resilience; Multilayered fold is possessed in the middle part of described elastic rubber fitting.
2. keyboard according to claim 1, is characterized in that: described keyboard body (1) below is provided with anti-slip veins.
3. keyboard according to claim 1, is characterized in that: described human inductor K(11) be voltage dependent resistor (VDR).
4. keyboard according to claim 1, is characterized in that: described human inductor K(11) be infrared electro inductor.
5. keyboard according to claim 1, is characterized in that: described keyboard body (1) side is provided with keyboard switch.
6. keyboard according to claim 1, is characterized in that: be also provided with the balancing weight for increasing and decreasing keyboard weight in described keyboard body (1).
7. keyboard according to claim 1, is characterized in that: described keyboard drain pan is provided with leg.
8. keyboard according to claim 1, is characterized in that: keyboard drain pan includes substrate (a) and is located at the wearing layer (b) of substrate (a) bottom, and described wearing layer (b) is Teflon lamella.
9. keyboard according to claim 8, is characterized in that: described wearing layer (b) is carved with ridge design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183267.9U CN204595772U (en) | 2015-03-30 | 2015-03-30 | A kind of keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183267.9U CN204595772U (en) | 2015-03-30 | 2015-03-30 | A kind of keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204595772U true CN204595772U (en) | 2015-08-26 |
Family
ID=53931907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520183267.9U Expired - Fee Related CN204595772U (en) | 2015-03-30 | 2015-03-30 | A kind of keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204595772U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241436A (en) * | 2016-12-26 | 2018-07-03 | 天津蕊喜科技有限公司 | A kind of novel office keyboard structure |
| CN108399014A (en) * | 2018-05-22 | 2018-08-14 | 漳州立达信光电子科技有限公司 | Control system and keyboard |
| CN109872423A (en) * | 2019-01-17 | 2019-06-11 | 深圳旦倍科技有限公司 | A kind of intelligent door lock system |
-
2015
- 2015-03-30 CN CN201520183267.9U patent/CN204595772U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241436A (en) * | 2016-12-26 | 2018-07-03 | 天津蕊喜科技有限公司 | A kind of novel office keyboard structure |
| CN108399014A (en) * | 2018-05-22 | 2018-08-14 | 漳州立达信光电子科技有限公司 | Control system and keyboard |
| CN109872423A (en) * | 2019-01-17 | 2019-06-11 | 深圳旦倍科技有限公司 | A kind of intelligent door lock system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20160330 |