CN112469175A - Light control system - Google Patents
Light control system Download PDFInfo
- Publication number
- CN112469175A CN112469175A CN202011420946.5A CN202011420946A CN112469175A CN 112469175 A CN112469175 A CN 112469175A CN 202011420946 A CN202011420946 A CN 202011420946A CN 112469175 A CN112469175 A CN 112469175A
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- Prior art keywords
- pin
- resistor
- diode
- electronic switch
- integrated circuit
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- 239000003990 capacitor Substances 0.000 claims abstract description 10
- 230000035945 sensitivity Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/185—Controlling the light source by remote control via power line carrier transmission
Abstract
The invention provides a light control system of lamplight, which comprises a power transformer, a first rectifier diode, a variable resistor, a first resistor, an electronic switch integrated circuit, a relay and a fifth diode, wherein one end of the power transformer is connected with a power supply, one pin of the other end of the power transformer is respectively connected with one end of a second rectifier diode and one end of a fourth rectifier diode, the other pin of the power transformer is respectively connected with one end of the first rectifier diode and one end of the third rectifier diode, and the other end of the second rectifier diode is sequentially connected with the other end of the first rectifier diode, the fifth diode, the relay, the second resistor, the first resistor and one end of a capacitor.
Description
Technical Field
The invention relates to the technical field of intelligent light, in particular to a light control system.
Background
The intelligent light control is based on a power line network, realizes multiple control modes such as telephone remote control, centralized control, wireless remote control, computer control, timing control, network control and the like by utilizing a power line carrier technology and a power line information transmission X10 protocol, provides intelligent operation and management such as light soft start, dimming, brightness memory, scene memory and the like, and has a complex circuit and unadjustable sensitivity in the conventional light control system.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a light control system with reasonable circuit distribution and good use effect.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: a light control system of lamplight comprises a power transformer, a first rectifier diode, a variable resistor, a first resistor, an electronic switch integrated circuit, a relay and a fifth diode, wherein one end of the power transformer is connected with a power supply, one pin of the other end is respectively connected with one end of a second rectifier diode and one end of a fourth rectifier diode, the other pin is respectively connected with one end of the first rectifier diode and one end of the third rectifier diode, the other end of the second rectifier diode is sequentially connected with the other end of the first rectifier diode, the fifth diode, the relay, the second resistor, the first resistor and one end of a capacitor, and the other end of the capacitor is sequentially connected with the variable resistor, the 3 rd pin of the electronic switch integrated circuit, the other end of the third rectifier diode and the other end of the fourth rectifier diode.
The 2 nd pin of the electronic switch integrated circuit is connected with the variable resistor, the other end of the first resistor is connected with one end of the photoresistor, the other end of the photoresistor is connected with the variable resistor, the 1 st pin and the 5 th pin of the electronic switch integrated circuit are connected with the other end of the second resistor, and the 4 th pin of the electronic switch integrated circuit is connected with the other end of the relay and the other end of the fifth diode.
After the scheme is adopted, the power supply circuit is composed of the power supply transformer T, the rectifier diodes VDl-VD4 and the filter capacitor C. The light control circuit is composed of a photosensitive resistor RG, resistors R1 and R2, a variable resistor RP, an electronic switch integrated circuit IC, a relay K and a diode VD 5. After the voltage of 220V AC is subjected to T voltage reduction, VDl-VD4 rectification and C filtering, a + l2V working power supply is provided for the light control circuit. In the daytime, the RG is illuminated by light and is in a low-resistance state, so that the pin 2 (gating end) and the pin 4 (output end) of the IC are both in a high level, an electronic switch in the IC is in a cut-off state, K is not attracted, and the street lamp EL is not lighted. At night, the RC is in a high-impedance state without light irradiation, the pin 2 of the IC is changed into a low level, an electronic switch in the IC is switched on, and the EL is lightened. The sensitivity of the light control can be changed by adjusting the resistance value of the RP. The circuit after the invention is adopted has reasonable distribution and good use effect.
Drawings
Fig. 1 is a schematic circuit diagram of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings, in which preferred embodiments of the invention are: referring to fig. 1, the light control system of this embodiment includes a power transformer T, a first rectifying diode VD1, a variable resistor RP, a first resistor R1, an electronic switch integrated circuit IC, a relay K, and a fifth diode VD5, one end of a power transformer T is connected with a power supply, one pin of the other end of the power transformer T is respectively connected with one end of a second rectifying diode VD2 and one end of a fourth rectifying diode VD4, the other pin of the other end of the power transformer T is respectively connected with one end of a first rectifying diode VD1 and one end of a third rectifying diode VD3, the other end of the second rectifying diode VD2 is sequentially connected with the other end of the first rectifying diode VD1, the other end of the fifth diode VD5, a relay K, a second resistor R2, a first resistor R1 and one end of a capacitor C, and the other end of the capacitor C is sequentially connected with a variable resistor RP, a pin 3 of an electronic switch integrated circuit IC, the other end of the third rectifying diode VD3 and the other. The 2 nd pin of the electronic switch integrated circuit IC is connected with the variable resistor RP, the other end of the first resistor R1 is connected with one end of the photosensitive resistor RG, the other end of the photosensitive resistor RG is connected with the variable resistor RP, the 1 st pin and the 5 th pin of the electronic switch integrated circuit IC are connected with the other end of the second resistor R2, and the 4 th pin of the electronic switch integrated circuit IC is connected with the other end of the relay (K) and the other end of the fifth diode VD 5.
The power supply circuit is composed of a power supply transformer T, a rectifier diode VDl-VD4 and a filter capacitor C. The light control circuit is composed of a photosensitive resistor RG, resistors R1 and R2, a variable resistor RP, an electronic switch integrated circuit IC, a relay K and a diode VD 5. After the voltage of 220V AC is subjected to T voltage reduction, VDl-VD4 rectification and C filtering, a + l2V working power supply is provided for the light control circuit. In the daytime, the RG is illuminated by light and is in a low-resistance state, so that the pin 2 (gating end) and the pin 4 (output end) of the IC are both in a high level, an electronic switch in the IC is in a cut-off state, K is not attracted, and the street lamp EL is not lighted. At night, the RC is in a high-impedance state without light irradiation, the pin 2 of the IC is changed into a low level, an electronic switch in the IC is switched on, and the EL is lightened. The sensitivity of the light control can be changed by adjusting the resistance value of the RP.
Regarding the selection of electronic components: 1/4W metal film resistors or carbon film resistors are selected for R1 and R2. Solid variable resistors are selected for RP. RG uses a series RG45 photoresistor. C is an aluminum electrolytic capacitor with the withstand voltage value of 16V. VDl-VD5 adopts 1N400l or lN4007 type silicon rectifier diode. The IC is a TWH8751 type electronic switch integrated circuit. And the K adopts a JZX-22F type (the current load of a contact is IOA) l2V direct-current relay, and two groups of normally open contacts of the relay can be connected in parallel for use. And T is a power transformer with 3-5W and secondary voltage of l 2V. The printed circuit board can be manufactured by self or used by a universal printed circuit board, and after the circuit is installed, the printed circuit board can be normally used as long as the circuit is correct and debugging is not needed generally.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that the changes in the shape and principle of the present invention should be covered within the protection scope of the present invention.
Claims (2)
1. A light control system, comprising: the power supply comprises a power transformer (T), a first rectifying diode (VD 1), a variable Resistor (RP), a first resistor (R1), an electronic switch Integrated Circuit (IC), a relay (K) and a fifth diode (VD 5), wherein one end of the power transformer (T) is connected with a power supply, one pin of the other end is respectively connected with one end of a second rectifying diode (VD 2) and one end of a fourth rectifying diode (VD 4), the other pin of the other end is respectively connected with one end of a first rectifying diode (VD 1) and one end of a third rectifying diode (VD 3), the other end of the second rectifying diode (VD 2) is sequentially connected with the other end of the first rectifying diode (VD 1), the other end of the fifth diode (VD 5), the relay (K), the second resistor (R2), the first resistor (R1) and one end of a capacitor (C), and the other end of the capacitor (C) is sequentially connected with the variable Resistor (RP), the pin 3 of the electronic switch Integrated Circuit (IC), The other end of the third rectifying diode (VD 3) is connected with the other end of the fourth rectifying diode (VD 4).
2. A light control system as defined in claim 1, wherein: the 2 nd pin of the electronic switch Integrated Circuit (IC) is connected with the variable Resistor (RP), the other end of the first resistor (R1) is connected with one end of the photoresistor (RG), the other end of the photoresistor (RG) is connected with the variable Resistor (RP), the 1 st pin and the 5 th pin of the electronic switch Integrated Circuit (IC) are connected with the other end of the second resistor (R2), and the 4 th pin of the electronic switch Integrated Circuit (IC) is connected with the other end of the relay (K) and the other end of the fifth diode (VD 5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011420946.5A CN112469175A (en) | 2020-12-08 | 2020-12-08 | Light control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011420946.5A CN112469175A (en) | 2020-12-08 | 2020-12-08 | Light control system |
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Publication Number | Publication Date |
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CN112469175A true CN112469175A (en) | 2021-03-09 |
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Family Applications (1)
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CN202011420946.5A Pending CN112469175A (en) | 2020-12-08 | 2020-12-08 | Light control system |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202799320U (en) * | 2012-09-21 | 2013-03-13 | 李绍辉 | Novel street lamp automatic control system |
CN203840601U (en) * | 2014-04-03 | 2014-09-17 | 重庆书福电气有限公司 | Light-operated circuit |
CN204031540U (en) * | 2014-07-24 | 2014-12-17 | 重庆金佛果电子科技有限公司 | A kind of streetlight control circuit that adopts double D trigger |
CN204408702U (en) * | 2015-02-17 | 2015-06-17 | 湖北鑫美电子科技股份有限公司 | A kind of light-operated automatic LED electricity-saving lamp |
CN204518191U (en) * | 2015-04-25 | 2015-07-29 | 鄞英毅 | A kind of Light control road lamp circuit |
CN105101585A (en) * | 2015-09-22 | 2015-11-25 | 成都汇丁科技有限公司 | Light-operated street lamp controller circuit |
CN105228302A (en) * | 2015-09-30 | 2016-01-06 | 成都川睿科技有限公司 | A kind of automatic street lamp circuit based on power switch |
CN204993988U (en) * | 2015-08-18 | 2016-01-20 | 重庆电子工程职业学院 | Street lamp automatic control based on IC control |
-
2020
- 2020-12-08 CN CN202011420946.5A patent/CN112469175A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202799320U (en) * | 2012-09-21 | 2013-03-13 | 李绍辉 | Novel street lamp automatic control system |
CN203840601U (en) * | 2014-04-03 | 2014-09-17 | 重庆书福电气有限公司 | Light-operated circuit |
CN204031540U (en) * | 2014-07-24 | 2014-12-17 | 重庆金佛果电子科技有限公司 | A kind of streetlight control circuit that adopts double D trigger |
CN204408702U (en) * | 2015-02-17 | 2015-06-17 | 湖北鑫美电子科技股份有限公司 | A kind of light-operated automatic LED electricity-saving lamp |
CN204518191U (en) * | 2015-04-25 | 2015-07-29 | 鄞英毅 | A kind of Light control road lamp circuit |
CN204993988U (en) * | 2015-08-18 | 2016-01-20 | 重庆电子工程职业学院 | Street lamp automatic control based on IC control |
CN105101585A (en) * | 2015-09-22 | 2015-11-25 | 成都汇丁科技有限公司 | Light-operated street lamp controller circuit |
CN105228302A (en) * | 2015-09-30 | 2016-01-06 | 成都川睿科技有限公司 | A kind of automatic street lamp circuit based on power switch |
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Application publication date: 20210309 |