CN101887236A - Self-luminous clock with photosensitive sensor - Google Patents
Self-luminous clock with photosensitive sensor Download PDFInfo
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- CN101887236A CN101887236A CN2010102174334A CN201010217433A CN101887236A CN 101887236 A CN101887236 A CN 101887236A CN 2010102174334 A CN2010102174334 A CN 2010102174334A CN 201010217433 A CN201010217433 A CN 201010217433A CN 101887236 A CN101887236 A CN 101887236A
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a self-luminous clock with a photosensitive sensor, relating to the technical field of clocks and aiming at solving the technical problems that the traditional clock has poor decoration effect and is inconvenient to view time when environmental light rays are darker. The clock shell of the self-luminous clock is internally provided with an LED light-emitting circuit; the shell surface of at least one side of the clock shell is transparent; the LED light-emitting circuit comprises a time base chip and a counting chip, wherein the trigger end of the time base chip is mutually connected in series with the valve end of the time base chip, connected to the ground through a capacitor and connected in series with the discharge end of the time base chip through a resistor, the discharge end is connected with a positive voltage through another resistor, and a resetting end is connected with the positive voltage; the first clock end of the counting chip presses the output end of the time base chip, the second clock end and the zero clearing end of the counting chip are connected to the ground, and ten output ends are respectively connected with LED light-emitting diodes; and the time base chip is connected with the photosensitive sensor. The self-luminous clock with the photosensitive sensor can be convenient to view the time when the environmental light rays are darker.
Description
Technical field
The present invention relates to the technology of clock, particularly relate to a kind of technology of the self-luminous clock with light sensor.
Background technology
Traditional clock all only is used for timing, and some clock is made various shapes to attractive, decorative with the clock shell in order to play a part.But these clocks all can only staticly show that its decoration function is limited, and when ambient light was dark, these clocks did not only have decorative effect, and the time of watching is also compared difficulty.
Summary of the invention
At the defective that exists in the above-mentioned prior art, technical matters to be solved by this invention provides a kind of good decorating effect, and the time of watching when ambient light is dark is easily with the self-luminous clock of light sensor.
In order to solve the problems of the technologies described above, a kind of self-luminous clock with light sensor provided by the present invention is characterized in that: be provided with the LED illuminating circuit in the clock shell of this clock, in the shell face of its clock shell, have the shell face printing opacity of a side at least;
Base chip and counting chip when described LED illuminating circuit comprises;
The trigger end and the valve end of base chip are connected in series mutually when described, and receive ground through an electric capacity, are connected in series its end of releasing through a resistance, and its end of releasing connects positive voltage through another resistance, its termination positive voltage that resets;
Described counting chip is provided with two clock end, ten output terminals and a clear terminal, two clock end are respectively first clock end and second clock end, the output terminal of base chip during its first clock termination, its second clock end and clear terminal ground connection, ten output terminals respectively connect a LED light emitting diode;
The glow color of described ten LED light emitting diodes is different.
Further, described clock shell is provided with the power switch of LED illuminating circuit, and the power switch of described LED illuminating circuit is a vibration sensing switch.
Further, the base chip links to each other with a light sensor when described, and this light sensor recognizes light driving LED illuminating circuit when dark, does not work and control the LED illuminating circuit when light is brighter.
The self-luminous clock of band light sensor provided by the invention, owing in the clock shell, be provided with the LED illuminating circuit, and in the shell face of clock shell, have the shell face printing opacity of a side at least; The LED light emitting diode that can send different colours light by the control of LED illuminating circuit is luminous in turn, can make the clock shell show different colors, have the excellent decoration effect, and, can when ambient light is dark, watch the time easily by the light that the LED light emitting diode sends.Light sensor then control light when better the LED illuminating circuit close, save electric energy.
Description of drawings
Fig. 1 is the three-dimensional view of self-luminous clock of the band light sensor of the embodiment of the invention;
Fig. 2 is the circuit diagram of the LED illuminating circuit in the self-luminous clock of band light sensor of the embodiment of the invention.
Embodiment
Below in conjunction with description of drawings embodiments of the invention are described in further detail, but present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof all should be listed protection scope of the present invention in.
As shown in Figure 1, a kind of self-luminous clock with light sensor that the embodiment of the invention provided is characterized in that: be provided with the LED illuminating circuit in the clock shell 1 of this clock, in the shell face of its clock shell 1, have the shell face printing opacity of a side at least;
Base chip U1 and counting chip U2 when as shown in Figure 2, described LED illuminating circuit comprises;
Trigger end (pin 2) and the valve end (pin 6) of base chip U1 are connected in series mutually when described, and receive ground through a capacitor C 1, and through a resistance R 2 its ends of releasing (pin 7) of serial connection, its end of releasing (pin 7) connects positive voltage through another resistance R 1, and its reset terminal (pin 4) connects positive voltage;
Described counting chip U2 is provided with two clock end, ten output terminals and a clear terminal, two clock end are respectively the first clock end CP and second clock end CE, the output terminal (pin 3) of base chip U1 when its first clock end CP connects, its second clock end CE and clear terminal R ground connection, ten output terminal Q0 to Q9 respectively connect a LED light emitting diode;
The glow color of described ten LED light emitting diodes is different.
In the embodiment of the invention, the base chip links to each other with a light sensor when described.
In the embodiment of the invention, base chip U1 is 555 chips when described, and described counting chip U2 is 4017 chips.
In the embodiment of the invention, described clock shell is provided with the power switch of LED illuminating circuit, and the power switch of described LED illuminating circuit is a vibration sensing switch.
When the embodiment of the invention is used, when the power switch of LED illuminating circuit is sensed vibrations, can be with LED illuminating circuit and power connection;
After the LED illuminating circuit energized, power supply is by resistance R 1, R2 is to capacitor C 1 charging, the output terminal of this basic constantly chip U1 (pin 3) output high level, when capacitor C 1 charges to after its both end voltage reaches setting voltage, the end of releasing (pin 7) conducting of time base chip U1, capacitor C 1 is by the end of releasing (pin 7) discharge of resistance R 2 and Shi Ji chip U1, the output terminal of this basic constantly chip U1 (pin 3) output low level, after voltage that capacitor C 1 is discharged to its two ends reaches setting voltage, the end of releasing (pin 7) of time base chip U1 ends, the output terminal of this basic constantly chip U1 (pin 3) output high level, capacitor C 1 begins charging once again, so constantly repeatedly, the output terminal (pin 3) of base chip U1 is exported rectangular pulse signal continuously when making;
Behind the rectangular pulse signal that base chip U1 exported when counting chip U2 received, its ten output terminal Q0 to Q9 export high level successively, thereby it is luminous to make each the LED light emitting diode that connects its ten output terminal Q0 to Q9 light successively, and then makes the printing opacity shell face of clock shell represent different colors.
Claims (3)
1. the self-luminous clock with light sensor is characterized in that: be provided with the LED illuminating circuit in the clock shell of this clock, in the shell face of its clock shell, have the shell face printing opacity of a side at least;
Base chip and counting chip when described LED illuminating circuit comprises;
The trigger end and the valve end of base chip are connected in series mutually when described, and receive ground through an electric capacity, are connected in series its end of releasing through a resistance, and its end of releasing connects positive voltage through another resistance, its termination positive voltage that resets;
Described counting chip is provided with two clock end, ten output terminals and a clear terminal, two clock end are respectively first clock end and second clock end, the output terminal of base chip during its first clock termination, its second clock end and clear terminal ground connection, ten output terminals respectively connect a LED light emitting diode;
The glow color of described ten LED light emitting diodes is different.
2. the self-luminous clock of band light sensor according to claim 1 is characterized in that: described clock shell is provided with the power switch of LED illuminating circuit, and the power switch of described LED illuminating circuit is a vibration sensing switch.
3. the self-luminous clock of band light sensor according to claim 1 is characterized in that: the base chip links to each other with a light sensor when described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102174334A CN101887236A (en) | 2010-07-02 | 2010-07-02 | Self-luminous clock with photosensitive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102174334A CN101887236A (en) | 2010-07-02 | 2010-07-02 | Self-luminous clock with photosensitive sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101887236A true CN101887236A (en) | 2010-11-17 |
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ID=43073192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102174334A Pending CN101887236A (en) | 2010-07-02 | 2010-07-02 | Self-luminous clock with photosensitive sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101887236A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399482A (en) * | 2013-08-21 | 2013-11-20 | 苏州万图明电子软件有限公司 | Luminous electronic clock |
| CN105261266A (en) * | 2015-11-06 | 2016-01-20 | 广西职业技术学院 | Flowing lamp circuit formed by 555 and 4017 integrated circuits for teaching |
| CN108495412A (en) * | 2018-04-11 | 2018-09-04 | 佛山市奥名思贸易有限公司 | The novel wall clock for having the automatic LED human body inductive lamps of intelligence |
-
2010
- 2010-07-02 CN CN2010102174334A patent/CN101887236A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399482A (en) * | 2013-08-21 | 2013-11-20 | 苏州万图明电子软件有限公司 | Luminous electronic clock |
| CN105261266A (en) * | 2015-11-06 | 2016-01-20 | 广西职业技术学院 | Flowing lamp circuit formed by 555 and 4017 integrated circuits for teaching |
| CN108495412A (en) * | 2018-04-11 | 2018-09-04 | 佛山市奥名思贸易有限公司 | The novel wall clock for having the automatic LED human body inductive lamps of intelligence |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101117 |