CN204634133U - A kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen - Google Patents
A kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen Download PDFInfo
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- CN204634133U CN204634133U CN201520374215.XU CN201520374215U CN204634133U CN 204634133 U CN204634133 U CN 204634133U CN 201520374215 U CN201520374215 U CN 201520374215U CN 204634133 U CN204634133 U CN 204634133U
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Abstract
The utility model provides a kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen, mainly comprise control module, illumination induction module, indicator light, brightness reconciles module, illumination induction module and be connected with the control module signal of telecommunication, indicator light, brightness conciliation module are connected with the control module signal of telecommunication.The operating state of computer display brightness regulator is grasped by the situation of lighting of indicator light; Read the illumination value of computer display surrounding environment by illumination induction module, control module judges that whether the illumination value of current environment is lower than optimum illumination value; If the illumination value of current computer display screen surrounding environment is lower than optimum illumination value, the illumination value of computer display surrounding environment is adjusted to optimum illumination value by being reconciled module by brightness by control module, realizes the automatic adjustment of computer display brightness.
Description
Technical field:
The utility model belongs to computer equipment field, particularly a kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen.
Background technology:
Along with the arrival of computer age, many working clans, student need to sit up straight for a long time operations such as carrying out documents editing in front of a computer, mail is checked.Time one is long, just there will be eyes dry and astringent, easily tired, eye itch, have foreign body sensation, pain burning heat sensation, secretion thickness, be afraid of wind, photophobia, stimulate the illnesss such as very sensitive to external world, i.e. xerophthalmia.
Computer display brightness is lower is the one of the main reasons causing xerophthalmia.Because indoor environment illumination value can along with time variations, fixing computer display brightness can form stronger illumination contrast, and the eyes of computer user are easily upset, and cause Meibomian gland dysfunction.Therefore, be necessary to provide a kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen, automatic regulating calculation machine display screen is in optimum brightness all the time.
Utility model content:
For computer display brightness regulation problem, the utility model provides a kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen, automatically can be in optimum brightness all the time by regulating calculation machine display screen.
The technical solution of the utility model is: a kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen, mainly comprise control module, illumination induction module, indicator light, module is reconciled in brightness, illumination induction module is connected with the control module signal of telecommunication, indicator light, brightness is reconciled module and is connected with the control module signal of telecommunication, it is characterized in that, for the circuit of the intelligent regulator of regulating calculation machine screen intensity by photo resistance g1, resistance R2, R3, R4, R5, R6, R7, R8, R9, electric capacity C1, C2, C3, C4, C5, K switch EY1, crystal oscillator Y1, triode S1, driver P1, optocoupler bidirectional triode thyristor K1, bidirectional triode thyristor Q1, fluorescent tube LA1, light-emitting diode LD1, processor U1, analog to digital converter U2, the model of photo resistance g1 is 5549, the model of processor U1 is AT89S52, the model of analog to digital converter U2 is ADC0804,
13rd pin of processor U1 connects the positive pole of driver P1, and the negative pole of driver P1 connects the input of optocoupler bidirectional triode thyristor K1, the output contact resistance R7 and bidirectional triode thyristor Q1 respectively of optocoupler bidirectional triode thyristor K1,
Resistance R8 connects with electric capacity C5, accesses 220V civil power after the connecting tube LA1 of one end,
Resistance R4 one end connects positive source, the 9th pin of other end connection mode number converter U2, and resistance R5 one end connects power cathode, the 9th pin of other end connection mode number converter U2,
Resistance R3 one end connects positive source, the 6th pin of other end connection mode number converter U2, and photo resistance g1 one end connects power cathode, the 6th pin of other end connection mode number converter U2,
Resistance R2 two ends respectively connection mode number converter U2 the 4th, 19 pins,
Electric capacity C1 one end connects positive source, the 4th pin of other end connection mode number converter U2,
1st, 2,3,18,17,16,15,14,13,12,11 pins of analog to digital converter U2 respectively connection handling device U1 the 10th, 11,12,28,27,26,25,24,23,22,21 pins,
14th pin of resistance R9 one end connection handling device U1, the base stage of other end connecting triode S1, the collector electrode of triode S1 connects positive source, the positive pole of the emitter connecting luminous diode LD1 of triode S1, and the negative pole of light-emitting diode LD1 connects power cathode,
After electric capacity C2 is in parallel with K switch EY1, connect with resistance R6 in one end, and the other end connects positive source, the 9th pin of the other end connection handling device U2 of resistance R6,
Electric capacity C3, C4 one end connects power cathode, the other end respectively connection handling device U2 the 18th, 19 pins,
The two ends of crystal oscillator Y1 respectively connection handling device U2 the 18th, 19 pins.
The operating state of computer display brightness regulator is grasped by the situation of lighting of indicator light; Read the illumination value of computer display surrounding environment by illumination induction module, control module judges that whether the illumination value of current environment is lower than optimum illumination value; If the illumination value of current computer display screen surrounding environment is lower than optimum illumination value, the illumination value of computer display surrounding environment is adjusted to optimum illumination value by being reconciled module by brightness by control module, realizes the automatic adjustment of computer display brightness.
The beneficial effects of the utility model: 1. can regulating calculation machine brightness of display screen automatically; 2. can be widely used in various computer display.
Accompanying drawing illustrates:
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is system schematic of the present utility model;
Fig. 2 is circuit diagram of the present utility model;
In figure: module is reconciled in 1-control module 2-illumination induction module 3-indicator light 4-brightness.
Embodiment:
For making the purpose of this utility model, technical scheme and advantage clearly understand, below by the specific embodiment shown in accompanying drawing, the utility model is described.But should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
According to an adjuster for indoor environment automatic regulating calculation machine brightness of display screen, mainly comprise control module 1, illumination induction module 2, indicator light 3, module 4 is reconciled in brightness, illumination induction module 2 is connected with control module 1 signal of telecommunication, indicator light 3, brightness is reconciled module 4 and is connected with control module 1 signal of telecommunication, it is characterized in that, for the circuit of the intelligent regulator of regulating calculation machine screen intensity by photo resistance g1, and resistance R2, R3, R4, R5, R6, R7, R8, R9, electric capacity C1, C2, C3, C4, C5, K switch EY1, crystal oscillator Y1, triode S1, driver P1, optocoupler bidirectional triode thyristor K1, bidirectional triode thyristor Q1, fluorescent tube LA1, light-emitting diode LD1, processor U1, analog to digital converter U2, the model of photo resistance g1 is 5549, the model of processor U1 is AT89S52, the model of analog to digital converter U2 is ADC0804, 13rd pin of processor U1 connects the positive pole of driver P1, the negative pole of driver P1 connects the input of optocoupler bidirectional triode thyristor K1, the output contact resistance R7 and bidirectional triode thyristor Q1 respectively of optocoupler bidirectional triode thyristor K1, resistance R8 connects with electric capacity C5, 220V civil power is accessed after the connecting tube LA1 of one end, resistance R4 one end connects positive source, 9th pin of other end connection mode number converter U2, resistance R5 one end connects power cathode, 9th pin of other end connection mode number converter U2, resistance R3 one end connects positive source, 6th pin of other end connection mode number converter U2, photo resistance g1 one end connects power cathode, 6th pin of other end connection mode number converter U2, the 4th of resistance R2 two ends difference connection mode number converter U2, 19 pins, electric capacity C1 one end connects positive source, the 4th pin of other end connection mode number converter U2, the 1st of analog to digital converter U2, 2, 3, 18, 17, 16, 15, 14, 13, 12, the 10th of 11 pins difference connection handling device U1, 11, 12, 28, 27, 26, 25, 24, 23, 22, 21 pins, 14th pin of resistance R9 one end connection handling device U1, the base stage of other end connecting triode S1, the collector electrode of triode S1 connects positive source, the positive pole of the emitter connecting luminous diode LD1 of triode S1, the negative pole of light-emitting diode LD1 connects power cathode, after electric capacity C2 is in parallel with K switch EY1, connect with resistance R6 in one end, and the other end connects positive source, 9th pin of the other end connection handling device U2 of resistance R6, electric capacity C3, C4 one end connects power cathode, the 18th of other end difference connection handling device U2, 19 pins, the two ends of crystal oscillator Y1 distinguish the 18th of connection handling device U2 the, 19 pins.
Utility model works process is: first photo resistance g1 is arranged in frame centre position on the upside of computer display, ensures that photo resistance g1 can experience the illumination light levels in computer display front; Then fluorescent tube LA1 is arranged in the computer display left and right sides and downside frame, the brightness that guarantee fluorescent tube LA1 lights rear computer display can increase; Light-emitting diode LD1 is arranged in the position, the lower left corner of computer display, is convenient to the operating state that user grasps brightness regulator.Classification is carried out in the brightness of computer display surrounding environment, is the most secretly 1 grade, and optimum illumination is set to 10 grades.Computer display brightness regulator, by changing the lighting time interval of spot LA1, i.e. duty ratio, regulates the brightness of spot LA1.After working on power according to the adjuster of indoor environment automatic regulating calculation machine brightness of display screen, the 14th pin of processor U1 exports high level, and triode S1 connects, and light-emitting diode LD1 keeps Chang Liang, shows that adjuster is in running order; Photo resistance g1 converts the illumination value in computer display front to analog voltage, and processor U1 controls analog-to-digital conversion by the 10th, 11,12,28,27,26,25,24,23,22,21 pins again and converts illumination voltage signal to digital signal.The illumination value of this illumination value digital signal and internal preset compares by processor U1, if current computer brightness of display screen is 5 grades, namely aobvious computer display surrounding environment illumination value shines value lower than optimum, 13rd pin of processor U1 exports No. 5 duty cycle signals, by making optocoupler bidirectional triode thyristor K1, bidirectional triode thyristor Q1 intermittent connectivity, control lighting time and the fall time ratio of spot LA1, current 5 grades of illumination values are adjusted to optimum 10 grades of illumination values, realizes automatic regulating calculation machine brightness of display screen.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. the adjuster according to indoor environment automatic regulating calculation machine brightness of display screen, mainly comprise control module (1), illumination induction module (2), indicator light (3), module (4) is reconciled in brightness, illumination induction module (2) is connected with control module (1) signal of telecommunication, indicator light (3), brightness is reconciled module (4) and is connected with control module (1) signal of telecommunication, it is characterized in that, for the circuit of the intelligent regulator of regulating calculation machine screen intensity by photo resistance g1, resistance R2, R3, R4, R5, R6, R7, R8, R9, electric capacity C1, C2, C3, C4, C5, K switch EY1, crystal oscillator Y1, triode S1, driver P1, optocoupler bidirectional triode thyristor K1, bidirectional triode thyristor Q1, fluorescent tube LA1, light-emitting diode LD1, processor U1, analog to digital converter U2, the model of photo resistance g1 is 5549, the model of processor U1 is AT89S52, the model of analog to digital converter U2 is ADC0804,
13rd pin of processor U1 connects the positive pole of driver P1, and the negative pole of driver P1 connects the input of optocoupler bidirectional triode thyristor K1,
The output contact resistance R7 and bidirectional triode thyristor Q1 respectively of optocoupler bidirectional triode thyristor K1,
Resistance R8 connects with electric capacity C5, accesses 220V civil power after the connecting tube LA1 of one end,
Resistance R4 one end connects positive source, the 9th pin of other end connection mode number converter U2, and resistance R5 one end connects power cathode, the 9th pin of other end connection mode number converter U2,
Resistance R3 one end connects positive source, the 6th pin of other end connection mode number converter U2, and photo resistance g1 one end connects power cathode, the 6th pin of other end connection mode number converter U2,
Resistance R2 two ends respectively connection mode number converter U2 the 4th, 19 pins,
Electric capacity C1 one end connects positive source, the 4th pin of other end connection mode number converter U2,
1st, 2,3,18,17,16,15,14,13,12,11 pins of analog to digital converter U2 respectively connection handling device U1 the 10th, 11,12,28,27,26,25,24,23,22,21 pins,
14th pin of resistance R9 one end connection handling device U1, the base stage of other end connecting triode S1,
The collector electrode of triode S1 connects positive source, the positive pole of the emitter connecting luminous diode LD1 of triode S1, and the negative pole of light-emitting diode LD1 connects power cathode,
After electric capacity C2 is in parallel with K switch EY1, connect with resistance R6 in one end, and the other end connects positive source, the 9th pin of the other end connection handling device U2 of resistance R6,
Electric capacity C3, C4 one end connects power cathode, the other end respectively connection handling device U2 the 18th, 19 pins,
The two ends of crystal oscillator Y1 respectively connection handling device U2 the 18th, 19 pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374215.XU CN204634133U (en) | 2015-06-03 | 2015-06-03 | A kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520374215.XU CN204634133U (en) | 2015-06-03 | 2015-06-03 | A kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen |
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| CN204634133U true CN204634133U (en) | 2015-09-09 |
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| CN201520374215.XU Expired - Fee Related CN204634133U (en) | 2015-06-03 | 2015-06-03 | A kind of adjuster according to indoor environment automatic regulating calculation machine brightness of display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684105A (en) * | 2018-06-05 | 2018-10-19 | 西北工业大学 | A kind of control method for energy-saving lamp and control circuit of automatic regulating lightness |
-
2015
- 2015-06-03 CN CN201520374215.XU patent/CN204634133U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684105A (en) * | 2018-06-05 | 2018-10-19 | 西北工业大学 | A kind of control method for energy-saving lamp and control circuit of automatic regulating lightness |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20180603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |