CN102938955A - Automatic lighting lamp used at night - Google Patents
Automatic lighting lamp used at night Download PDFInfo
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- CN102938955A CN102938955A CN2012104297906A CN201210429790A CN102938955A CN 102938955 A CN102938955 A CN 102938955A CN 2012104297906 A CN2012104297906 A CN 2012104297906A CN 201210429790 A CN201210429790 A CN 201210429790A CN 102938955 A CN102938955 A CN 102938955A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention discloses an automatic lighting lamp used at night. The automatic lighting lamp used at night is composed of a photosensitive sampling and bidirectional controlled silicon trigger circuit, a bidirectional controlled silicon control circuit, 220V alternating current, a half-wave rectification device and a 12V voltage stabilizing circuit. The automatic lighting lamp is characterized in that a model selected by a three-terminal adjustable bypass flow reference voltage source IC1 of the photosensitive sampling and bidirectional controlled silicon trigger circuit is TL431. In order to overcome defects of a sound control type street lamp, the automatic lighting lamp used at night improves a control mode of the sound control type street lamp, adopts a light control mode to replace a sound control mode, can directly replace a common power switch, does not need to damage or change routing of an original lighting circuit during installation and is good in actual using effects. The automatic lighting lamp used at night has the advantages of being simple in circuit structure, reliable in work performance and the like, and the automatic lighting lamp can be used for controlling lighting lamps in fields of corridors, gardens in parks, parking lots and the like.
Description
Technical field
The invention belongs to electronic technology and lighting technology application, relate to automatic lighting lamp at a kind of night.
Background technology
Various delay illuminating lamps use really easily, can reach the purpose of energy savings.But also things turn out contrary to one's wishes sometimes, circuit such as audio-switch is very sensitive, slightly there is the sound to move on every side, such as: the sound that the neighbour's opens the door, closes the door, near the sound of setting off firecrackers in addition on every side the vehicle whistle sound all can allow sound control road lamp light, not only can not economize on electricity, also can have influence on the useful life of incandescent lamp bulb because of bright light frequently.Especially when you go home the late into the night, rely on the sound control road lamp of Sound control, just must the people for producing the sound, hinder very much neighbours' rest night.
The defective that exists for overcoming the voice-control street lamp, night of the present invention, automatic lighting lamp was that the sound control road lamp control mode is improved, adopt light-operated mode to replace the acoustic control mode, it can directly replace common mains switch, needn't destroy or change the cabling of original lighting circuit during installation, better through practical effect.Night, automatic lighting lamp had the characteristics such as circuit structure is simple, reliable working performance, can be used for controlling the illuminating lamp in the places such as corridor, park are visited a park, parking lot.
Below describe automatic lighting lamp at night of the present invention related relevant technologies content in implementation process in detail.
Summary of the invention
Goal of the invention and beneficial effect: the defective that exists for overcoming the voice-control street lamp, night of the present invention, automatic lighting lamp was that the sound control road lamp control mode is improved, adopt light-operated mode to replace the acoustic control mode, it can directly replace common mains switch, needn't destroy or change the cabling of original lighting circuit during installation, better through practical effect.Night, automatic lighting lamp had the characteristics such as circuit structure is simple, reliable working performance, can be used for controlling the illuminating lamp in the places such as corridor, park are visited a park, parking lot.
The circuit working principle: night, the circuit of automatic lighting lamp adopted three end adjustable shunt reference voltage source IC1 (TL431) as the trigger element of bidirectional triode thyristor SCR, by the negative electrode driving bidirectional triode thyristor SCR of three end adjustable shunt reference voltage source IC1; Voltage stabilizing obtains the 12V direct voltage to the 220V alternating current through step-down rectifier, when have illumination daytime, the two ends resistance of phototriode BG1 is very little, and the negative electrode of three end adjustable shunt reference voltage source IC1 is in electronegative potential and can not triggers bidirectional triode thyristor SCR and makes its conducting, and illuminating lamp HL does not work; Night unglazed according to the time, it is large that the resistance of phototriode BG1 becomes, make the anode potential of three end adjustable shunt reference voltage source IC1 rise to 2.5V when above, the negative electrode of three end adjustable shunt reference voltage source IC1 is that high potential triggers bidirectional triode thyristor SCR conducting, and illuminating lamp HL is lighted automatically.
Technical characterictic: night automatic lighting lamp, it is comprised of photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor, 220V alternating current, halfwave rectifier and 12V voltage stabilizing circuit, its feature comprises:
Photosensitive sampling and bidirectional triode thyristor circuits for triggering: it is by phototriode BG1, potentiometer RP, silicon rectifier diode D2～D3 and three end adjustable shunt reference voltage source IC1 form, the model that three end adjustable shunt reference voltage source IC1 select is TL431, the collector electrode connection circuit negative pole VCC of phototriode BG1, the emitter of phototriode BG1 connects the reference utmost point of three end adjustable shunt reference voltage source IC1 and the end of potentiometer RP, the other end of potentiometer RP and movable end connection circuit ground GND thereof, the negative pole connection circuit negative pole VCC of silicon rectifier diode D2 after silicon rectifier diode D2～D3 series connection, the positive pole of silicon rectifier diode D3 connects the anode of three end adjustable shunt reference voltage source IC1;
Control circuit of bidirectional thyristor: it is comprised of bidirectional triode thyristor SCR, resistance R 2 and illuminating lamp HL, the negative electrode of one termination, the three end adjustable shunt reference voltage source IC1 of resistance R 2, the control utmost point G of another termination bidirectional triode thyristor SCR of resistance R 2, the first anode T1 of bidirectional triode thyristor SCR meets the live wire end L of 220V alternating current by illuminating lamp HL, the second plate T2 connection circuit ground GND of bidirectional triode thyristor SCR;
The negative pole of 12V voltage stabilizing circuit links to each other with circuit negative pole VCC, and the positive pole of 12V voltage stabilizing circuit links to each other with zero line side N and the circuit ground GND of 220V alternating current.
Halfwave rectifier and 12V voltage stabilizing circuit: it is comprised of decompression capacitor C1, bleeder resistance R1, voltage stabilizing didoe DW, silicon rectifier diode D1 and electrochemical capacitor C2, the live wire end L of the termination 220V alternating current of the end of decompression capacitor C1 and bleeder resistance R1, the negative pole of another termination silicon rectifier diode D1 of the other end of decompression capacitor C1 and bleeder resistance R1 and the positive pole of voltage stabilizing didoe DW, the positive pole of silicon rectifier diode D1 links to each other with the negative pole of electrochemical capacitor C2, the anodal connection circuit ground GND of the negative pole of voltage stabilizing didoe DW and electrochemical capacitor C2.
Description of drawings
Accompanying drawing 1 be the invention provides one night automatic lighting lamp embodiment circuit working schematic diagram.
Embodiment
Circuit working schematic diagram and description of drawings according to automatic lighting lamp at night shown in the accompanying drawing 1, and according to the annexation between the components and parts in the described circuit of summary of the invention, and the components and parts technical parameter described in the execution mode requires to implement to realize the present invention.
The parameter of components and parts and selection requirement
IC1 is three end adjustable shunt reference voltage sources, and the model of selecting is TL431, and packing forms T0-92,3 pin is respectively with reference to the utmost point, anode and negative electrode, and output voltage is adjustable continuously between 2.5～36V, and current margin is 0.1～100mA;
The fine or not available universal instrument R of TL431 performance * 1k Ω shelves are measured, and method is: red test pencil connects anode, and black meter pen connects negative electrode, and it is infinitely great that resistance should be, and exchanging the test pencil measurement should be at several kilohm; Red test pencil connects with reference to the utmost point, and black meter pen connects negative electrode, and resistance should be infinitely great ∞, exchange test pencil after measured value should be at several kilohms; Red test pencil connects with reference to the utmost point, and black meter pen connects anode, and resistance should be about 30K Ω, exchanges the test pencil measurement and should be about 20K Ω, if it is very little or be zero to measure between certain bipod resistance, shows punch through damage of TL431;
BG1 is phototriode, can select the phototriode of the models such as 3DU5;
SCR is bidirectional triode thyristor, and its technical parameter is 1A/400V;
D1～D3 is silicon rectifier diode, and the model of selecting is 1N4004;
The power of bleeder resistance R1 is that 1W, resistance are 510K Ω; The resistance of resistance R 2 is 4.3K Ω;
RP is potentiometer, and its resistance is 820K Ω;
C1 is decompression capacitor, and its capacity is 0.56 μ F/450V; The capacity of electrochemical capacitor C2 is 470 μ F/25V;
Illuminating lamp HL selects the 220V incandescent lamp bulb, requires to use power≤60W.
Circuit production and circuit debugging
Night automatic lighting lamp circuit so long as the electronic devices and components performance of selecting is intact, the annexation of components and parts is welded in the accompanying drawing 1 to specifications, after physical connection line and welding quality were errorless through careful inspection, circuit did not generally need debugging to work;
2. for avoiding the intersection of circuit debugging work, can debug respectively by 12V DC circuit, photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor three parts;
Photosensitive sample circuit answer simulate day or night light light and shade change, change the sensitivity of phototriode BG1 by the resistance of regulator potentiometer RP;
4. in the brighter situation of simulation light at night, if find the luminance shortage of illuminating lamp HL, the not thorough of bidirectional triode thyristor SCR conducting is described, can suitably reduces the resistance of resistance R 2.
Claims (2)
- One kind night automatic lighting lamp, it is comprised of photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor, 220V alternating current, halfwave rectifier and 12V voltage stabilizing circuit, its feature comprises:Described photosensitive sampling and bidirectional triode thyristor circuits for triggering are by phototriode BG1, potentiometer RP, silicon rectifier diode D2～D3 and three end adjustable shunt reference voltage source IC1 form, the model that three end adjustable shunt reference voltage source IC1 select is TL431, the collector electrode connection circuit negative pole VCC of phototriode BG1, the emitter of phototriode BG1 connects the reference utmost point of three end adjustable shunt reference voltage source IC1 and the end of potentiometer RP, the other end of potentiometer RP and movable end connection circuit ground GND thereof, the negative pole connection circuit negative pole VCC of silicon rectifier diode D2 after silicon rectifier diode D2～D3 series connection, the positive pole of silicon rectifier diode D3 connects the anode of three end adjustable shunt reference voltage source IC1;Described control circuit of bidirectional thyristor is comprised of bidirectional triode thyristor SCR, resistance R 2 and illuminating lamp HL, the negative electrode of one termination, the three end adjustable shunt reference voltage source IC1 of resistance R 2, the control utmost point G of another termination bidirectional triode thyristor SCR of resistance R 2, the first anode T1 of bidirectional triode thyristor SCR meets the live wire end L of 220V alternating current by illuminating lamp HL, the second plate T2 connection circuit ground GND of bidirectional triode thyristor SCR;The negative pole of described 12V voltage stabilizing circuit links to each other with circuit negative pole VCC, and the positive pole of 12V voltage stabilizing circuit links to each other with zero line side N and the circuit ground GND of 220V alternating current.
- Night according to claim 1 automatic lighting lamp, it is characterized in that: halfwave rectifier and 12V voltage stabilizing circuit are by decompression capacitor C1, bleeder resistance R1, voltage stabilizing didoe DW, silicon rectifier diode D1 and electrochemical capacitor C2 form, the live wire end L of the termination 220V alternating current of the end of decompression capacitor C1 and bleeder resistance R1, the negative pole of another termination silicon rectifier diode D1 of the other end of decompression capacitor C1 and bleeder resistance R1 and the positive pole of voltage stabilizing didoe DW, the positive pole of silicon rectifier diode D1 links to each other with the negative pole of electrochemical capacitor C2, the anodal connection circuit ground GND of the negative pole of voltage stabilizing didoe DW and electrochemical capacitor C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104297906A CN102938955A (en) | 2012-11-01 | 2012-11-01 | Automatic lighting lamp used at night |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104297906A CN102938955A (en) | 2012-11-01 | 2012-11-01 | Automatic lighting lamp used at night |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102938955A true CN102938955A (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104297906A Withdrawn CN102938955A (en) | 2012-11-01 | 2012-11-01 | Automatic lighting lamp used at night |
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| CN (1) | CN102938955A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874247A (en) * | 2014-03-30 | 2014-06-18 | 吴圣铎 | Bidirectional silicon controlled rectifier temperature control seat cushion |
| CN105813356A (en) * | 2016-05-27 | 2016-07-27 | 黄勇 | Delayed gradually-lighted-off illuminating lamp |
| CN105972530A (en) * | 2016-07-23 | 2016-09-28 | 周芸 | Light sensation street lamp capable of tracking ambient light |
-
2012
- 2012-11-01 CN CN2012104297906A patent/CN102938955A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874247A (en) * | 2014-03-30 | 2014-06-18 | 吴圣铎 | Bidirectional silicon controlled rectifier temperature control seat cushion |
| CN105813356A (en) * | 2016-05-27 | 2016-07-27 | 黄勇 | Delayed gradually-lighted-off illuminating lamp |
| CN105972530A (en) * | 2016-07-23 | 2016-09-28 | 周芸 | Light sensation street lamp capable of tracking ambient light |
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Application publication date: 20130220 |