CN202738217U - Night illuminating lamp with automatic control - Google Patents
Night illuminating lamp with automatic control Download PDFInfo
- Publication number
- CN202738217U CN202738217U CN 201220442717 CN201220442717U CN202738217U CN 202738217 U CN202738217 U CN 202738217U CN 201220442717 CN201220442717 CN 201220442717 CN 201220442717 U CN201220442717 U CN 201220442717U CN 202738217 U CN202738217 U CN 202738217U
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- circuit
- control
- negative pole
- illuminating lamp
- voltage stabilizing
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Abstract
The utility model discloses a night illuminating lamp with automatic control, which is composed of 220V alternating current, a half-wave rectification and 12V voltage stabilizing circuit, a photosensitive sampling and bidirectional silicon controlled trigger circuit, a bidirectional silicon controlled control circuit and an illumination circuit. The night illuminating lamp is characterized in that a three end adjustable shunting reference voltage source IC1 of the photosensitive sampling and bidirectional silicon controlled trigger circuit is selected as a TL431 model. The night illuminating lamp with automatic control of the utility model improves the control manner of sound control street lamps, wherein a light control manner replaces the sound control manner; can directly replace a common power switch without destroying or changing original illumination circuit wiring during installation, and have good usage effects; and is characterized by simple circuit structure and reliable working performance, which can be applied to illuminating lamp control in places including corridors, parks, and parking lots.
Description
Technical field
The utility model belongs to electronics and lighting technology application, relates to a kind of night lighting lamp of automatic control.
Background technology
The corridor of a lot of public places or live building various delay illuminating lamps all have been installed.As: sound control delay switch uses really easily, can reach the purpose of energy savings.But also things turn out contrary to one's wishes sometimes, the circuit of these audio-switches 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 even vehicle whistle sound etc. downstairs, the capital makes sound control road lamp light, not only can not economize on electricity, and 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 sound to light this sound control road lamp, just must the people for producing the sound, hinder neighbours' at night rest.
The defective that exists for overcoming the voice-control street lamp, the night lighting lamp of automatic control described in the utility model is that the control mode of sound control road lamp is improved, replace the acoustic control mode with light prosecutor formula, it can directly replace common mains switch, needn't destroy or change the wiring of original lighting circuit during installation, fine through practical effect.Automatically the night lighting lamp of control has the characteristics such as circuit structure is simple, reliable working performance, can be used for the lighting lamp control in the places such as corridor, park are visited a park, parking lot.
The night lighting lamp that below describes automatic control described in the utility model in detail related relevant technologies content in implementation process.
The utility model content
Goal of the invention and beneficial effect: the night lighting lamp of automatic control described in the utility model is that the control mode of sound control road lamp is improved, replace the acoustic control mode with light prosecutor formula, it can directly replace common mains switch, needn't destroy or change original lighting circuit wiring during installation, fine through practical effect.Automatically the night lighting lamp of control has the characteristics such as circuit structure is simple, reliable working performance, can be used for the lighting lamp control in the places such as corridor, park are visited a park, parking lot.
The circuit working principle: automatically the night lighting circuit for lamp of control adopts three end adjustable shunt reference voltage source IC1 (TL431) as the trigger element of bidirectional triode thyristor SCR, directly drives bidirectional triode thyristor SCR by the negative electrode 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; When 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 output high potential of three end adjustable shunt reference voltage source IC1 triggers bidirectional triode thyristor SCR conducting, and illuminating lamp HL is lighted automatically.
Technical characterictic: the night lighting lamp of automatically controlling, it comprises 220V alternating current, halfwave rectifier and 12V voltage stabilizing circuit, photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor and lighting circuit, its feature comprises:
Photosensitive sampling and bidirectional triode thyristor circuits for triggering: by phototriode BG1, potentiometer RP, silicon rectifier diode D2～D3 and three end adjustable shunt reference voltage source IC1 form, IC1 is three end adjustable shunt reference voltage sources, the model of selecting 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 lever arm 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 and lighting circuit: formed by 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;
Halfwave rectifier and 12V voltage stabilizing circuit: formed by 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.
The negative pole of output end of 12V voltage stabilizing circuit links to each other with circuit negative pole VCC, and the output head anode of 12V voltage stabilizing circuit links to each other with zero line side N and the circuit ground GND of 220V alternating current.
Description of drawings
Accompanying drawing 1 is that the utility model provides an automatically embodiment circuit working schematic diagram of the night lighting lamp of control.
Embodiment
Implement according to the fundamental diagram of the night lighting lamp of automatically controlling shown in the accompanying drawing 1 and the components and parts specification requirement of description of drawings and the following stated, can realize the utility model.
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 resistance should be infinitely great ∞, 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, black meter pen connects anode, resistance should be about 30K Ω, exchanging the test pencil measurement should be about 20K Ω, if it is very little or be zero to measure between certain bipod resistance, show punch through damage of TL431, such as the TL431 without same model, available KA431, μ A431, LM431, the direct substitutions such as YL431, S431;
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 2W, 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;
HL is illuminating lamp, and illuminating lamp is selected the 220V incandescent lamp bulb, and power≤60W is used in suggestion.
Circuit production and circuit debugging
Automatically the circuit of the night lighting lamp of control is 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;
For making things convenient for circuit debugging to avoid work to intersect, can debug respectively by 12V DC circuit, photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor and lighting circuit 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;
When the brighter situation of simulate day light, if find the luminance shortage of illuminating lamp HL, the not thorough of bidirectional triode thyristor SCR conducting is described, can suitably reduce the resistance of resistance R 2.
Claims (2)
1. automatic night lighting lamp of control, it comprises 220V alternating current, halfwave rectifier and 12V voltage stabilizing circuit, photosensitive sampling and bidirectional triode thyristor circuits for triggering, control circuit of bidirectional thyristor and lighting circuit, its feature comprises:
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 lever arm 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 and lighting circuit are 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;
Halfwave rectifier and 12V voltage stabilizing circuit are 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.
2. the night lighting lamp of automatic control according to claim 1, it is characterized in that: the negative pole of output end of 12V voltage stabilizing circuit links to each other with circuit negative pole VCC, and the output head anode of 12V voltage stabilizing circuit links to each other with zero line side N and the circuit ground GND of 220V alternating current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220442717 CN202738217U (en) | 2012-09-02 | 2012-09-02 | Night illuminating lamp with automatic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220442717 CN202738217U (en) | 2012-09-02 | 2012-09-02 | Night illuminating lamp with automatic control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202738217U true CN202738217U (en) | 2013-02-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220442717 Expired - Fee Related CN202738217U (en) | 2012-09-02 | 2012-09-02 | Night illuminating lamp with automatic control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202738217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
-
2012
- 2012-09-02 CN CN 201220442717 patent/CN202738217U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20130902 |