CN105972530A - Light sensation street lamp capable of tracking ambient light - Google Patents
Light sensation street lamp capable of tracking ambient light Download PDFInfo
- Publication number
- CN105972530A CN105972530A CN201610587699.5A CN201610587699A CN105972530A CN 105972530 A CN105972530 A CN 105972530A CN 201610587699 A CN201610587699 A CN 201610587699A CN 105972530 A CN105972530 A CN 105972530A
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- China
- Prior art keywords
- light
- street lamp
- power supply
- negative pole
- resistance
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention provides a light sensation street lamp capable of tracking ambient light. The light sensation street lamp is characterized by comprising a light sensation sampling and bidirectional thyristor trigger circuit, a bidirectional thyristor control circuit, a 220-V alternating current power supply and a 12-V direct current stabilized power supply. The light sensation street lamp capable of tracking the ambient light is controlled by a light-sensitive mode, and the control mode of street lamps is changed into a respective scattered control mode from an original concentrated control mode. When the illuminance of the ambient light is weak or it is at night, the light-control street lamp can be automatically lit, and meanwhile the brightness can be automatically regulated. When it is rainy or hazy or foggy, the light sensation street lamp can be automatically turned on according to the light intensity of a road environment, and the brightness of the street lamp is automatically regulated. In addition, the light sensation street lamp has the effects of being beneficial for reducing power consumption of the street lamp, prolonging the service life, reducing the maintenance cost and the like and provides a technical scheme for achieving intelligent control over the municipal road street lamps.
Description
Technical field
The invention belongs to electronic technology and lighting engineering application, relate to the light sensation of a kind of tracking environmental light
Street lamp.
Background technology
Generally town road street lamp has arrived the time of regulation, and whole city street lamp is opened simultaneously or simultaneously closes off, for
Some section, because being affected by building or shade tree, needs to open in advance street lamp, some section or square ring
Environmental light is relatively more abundant, thus can open street lamp later, and conventional road lamp does not have selectivity work fraud
End, its mode of operation is whole street lamp or the brightest, or entirely goes out, has no option.
The light sense street lamp of tracking environmental light of the present invention takes photosensitive mode to control, and street lamp is by original
All centralized Control, are changed into dispersion and each control.When the illumination of ambient light is more weak or at dark, light-operated
Street lamp will be lighted automatically, and brightness simultaneously can be automatically adjusted.It can according to the light intensity situation of road environment,
As: run into overcast and rainy or haze sky, or when playing the environmental factorss such as greasy weather, this light sense street lamp can automatically open up,
The most automatically the brightness of street lamp is adjusted.Additionally, it contributes to reducing the power consumption of street lamp, extending light sense street lamp
Service life, reduce the effect such as maintenance cost, this light sense street lamp is that town road street lamp provides one simultaneously
Plant the technical scheme of intelligentized control method.
The light sense street lamp of tracking environmental light of the present invention has that circuit is simple, working stability, performance can
Leaning on, circuit only uses a small amount of common discrete component, and cost of manufacture only needs tens yuan, it is adaptable to control corridor,
The illuminating lamp in the places such as visit a park in park, parking lot.
The light sense street lamp of tracking environmental light of the present invention described further below is involved in implementation process
Necessity, guardian technique content.
Summary of the invention
Goal of the invention and beneficial effect: the light sense street lamp of tracking environmental light of the present invention takes photosensitive side
Formula controls, and street lamp, by original whole centralized Control, is changed into dispersion and each controls.Photograph when ambient light
Spending more weak or at dark, Light control road lamp will be lighted automatically, brightness simultaneously can be automatically adjusted.It can be according to road
The light intensity situation of road environment, such as: run into overcast and rainy or haze sky, or when playing the environmental factorss such as greasy weather,
This light sense street lamp can automatically open up, and the most automatically adjusts the brightness of street lamp.Additionally, it contributes to reducing street lamp
Power consumption, extend the service life of light sense street lamp, reduce the effect such as maintenance cost, this light sense street lamp simultaneously
The technical scheme of a kind of intelligentized control method is provided for town road street lamp.Tracking environmental light of the present invention
The light sense street lamp of line has that circuit is simple, working stability, dependable performance, and circuit only uses the most discrete
Components and parts, cost of manufacture only needs tens yuan, it is adaptable to the places such as control corridor, park are visited a park, parking lot
Illuminating lamp.
Circuit operation principle: the light sense street lamp of tracking environmental light uses three end adjustable shunt reference voltage source IC1
(TL431) as the Dynamic trigger element of bidirectional triode thyristor BCR, by three end adjustable shunt reference voltage source IC1
Negative electrode drive bidirectional triode thyristor BCR；220V alternating current power supply obtains 12V unidirectional current through step-down rectifier voltage stabilizing
Source, when daylight abundance, the two ends resistance of phototriode BG1 is the least, three end adjustable shunt benchmark
When the negative electrode of voltage source IC1 is in relatively electronegative potential, it can not trigger bidirectional triode thyristor BCR and turn it on, and shines
Bright lamp HL does not works；When ambient light is dark or night unglazed according to time, the resistance of phototriode BG1 becomes big,
When the anode potential making three end adjustable shunt reference voltage source IC1 rises to more than 2.5V, three end adjustable shunts
The cathode potential of reference voltage source IC1 is higher, at this moment can trigger bidirectional triode thyristor BCR conducting, make circuit
In illuminating lamp HL automatically light.
Technical characteristic: the light sense street lamp of tracking environmental light, it includes that light sensation sampling and bidirectional triode thyristor trigger
Circuit, control circuit of bidirectional thyristor, 220V alternating current power supply, 12V D.C. regulated power supply, it is characterised in that:
Light sensation sampling and bidirectional triode thyristor trigger circuit: it is whole by phototriode BG1, potentiometer RP, silicon
Stream diode D1～D2, three end adjustable shunt reference voltage source IC1 compositions, three end adjustable shunt reference voltages
The model that source IC1 selects is TL431, the colelctor electrode connection circuit negative pole VCC of phototriode BG1, photosensitive three
The emitter stage of pole pipe BG1 connects reference pole and one end of potentiometer RP of three end adjustable shunt reference voltage source IC1,
The other end of potentiometer RP and movable end connection circuit ground GND thereof, the silicon of concatenation silicon rectifier diode D1～D2 is whole
The negative pole connection circuit negative pole VCC of stream diode D1, the positive pole of silicon rectifier diode D2 connects three end adjustable shunt bases
The anode of reference voltage source IC1；
Control circuit of bidirectional thyristor: it is made up of bidirectional triode thyristor BCR, resistance R1 and illuminating lamp HL, electricity
The negative electrode of the one termination three end adjustable shunt reference voltage source IC1 of resistance R1, another termination of resistance R1 is two-way
The second plate T2 of the control pole G, bidirectional triode thyristor BCR of controllable silicon BCR meets 220V by illuminating lamp HL
The first anode T1 connection circuit ground GND of the live wire end L, bidirectional triode thyristor BCR of alternating current power supply；
12V D.C. regulated power supply: it is whole by decompression capacitor C2, bleeder resistance R2, Zener diode DW, silicon
Stream diode D3 and electrochemical capacitor C1 composition, one end of decompression capacitor C2 and a termination of bleeder resistance R2
The other end of the live wire end L, decompression capacitor C2 of 220V alternating current power supply and another termination silicon of bleeder resistance R2
The positive pole of the negative pole of commutation diode D3, the positive pole of silicon rectifier diode D3 and Zener diode DW and electrolysis
The negative pole of electric capacity C1 is connected, the negative pole of Zener diode DW and the positive pole connection circuit ground GND of electrochemical capacitor C1；
The negative pole of 12V D.C. regulated power supply is connected with circuit negative pole VCC, the positive pole of 12V D.C. regulated power supply with
The zero line side N of 220V alternating current power supply and circuit ground GND is connected.
Accompanying drawing explanation
Accompanying drawing 1 is the embodiment circuit operation principle that the present invention provides the light sense street lamp of a tracking environmental light
Figure.
Detailed description of the invention
According to light sense street lamp circuit fundamental diagram and the accompanying drawing explanation of the tracking environmental light shown in accompanying drawing 1,
And according to institute in annexation, and embodiment between components and parts in each several part circuit described in summary of the invention
The components and parts technical parameter stated requires that carrying out enforcement with circuit production main points can realize the present invention, below in conjunction with
The correlation technique of the present invention is further described by embodiment.
The technical parameter of components and parts and selection requirement thereof
IC1 is three end adjustable shunt reference voltage sources, and the model of selection is TL431, packing forms T0 92,
3 pins are anode, negative electrode, reference pole respectively, and output voltage is continuously adjustabe, work between 2.5～36V
It is 0.1～100mA as current range；
The quality of TL431 performance can use circuit tester R × 1K Ω shelves to measure, and method is: red test pencil connects anode, black
Test pencil connects negative electrode, and resistance should be infinitely great, and exchanging test pencil measurement should be at several kilohm；Red test pencil connects with reference to pole,
Black meter pen connects negative electrode, and resistance should be infinitely great ∞, and after exchanging test pencil, measured value should be at several kilohms；Red test pencil
Connecing with reference to pole, black meter pen connects anode, and resistance should be 30K about Ω, exchanges test pencil measurement and should be 20K about Ω,
If it is the least or be zero to measure resistance between certain bipod, show TL431 punch through damage；
BG1 is phototriode, can be selected for the phototriode of the models such as 3DU5；
BCR is bidirectional triode thyristor, and its technical parameter is 2A/400V, it is desirable to trigger voltage initial value is relatively low；
D1～D3 is silicon rectifier diode, and the model of selection is 1N4004；
The resistance of resistance R1 is 4.3K Ω；The power of bleeder resistance R2 is 1W, resistance is 510K Ω；
RP is potentiometer, and its resistance is 820K Ω；
The capacity of electrochemical capacitor C1 is 470 μ F/25V；C2 is decompression capacitor, and its capacity is 0.56 μ F/450V；
Illuminating lamp HL selects 220V incandescent lamp bulb, it is desirable to the power≤100W of use.
Circuit production main points and circuit debugging
Because the circuit structure of the light sense street lamp of tracking environmental light is fairly simple, as long as generally select
Electronic devices and components performance is intact, and the components and parts annexation in accompanying drawing 1 is welded to specifications, thing
Reason connecting line and welding quality are after going through correctly, and the circuit of the present invention has only to carry out simply
Ground debugging can normally work；
For the intersection avoiding circuit debugging to work, can by 12V D.C. regulated power supply, photosensitive sampling and two-way can
Control silicon triggers circuit, control circuit of bidirectional thyristor three part is debugged respectively；
Light sensation sample circuit should simulate the light and shade change of daytime or light at night, by the resistance of regulator potentiometer RP
Value changes the sensitivity of phototriode BG1；
Simulation night light brighter in the case of, if find illuminating lamp HL brightness improper, illustrate two-way can
The control silicon BCR angle of flow is improper, can repeatedly adjust the resistance of resistance R1.
The circuit structure design of the present invention, components' placement, and its architectural feature, face shaping and chi
Very little sizes etc. are not the key technology of the present invention, are not claimed guardian technique content,
Because not affecting the realization of specific implementation process of the present invention and goal of the invention, therefore illustrate the most one by one.
Claims (1)
1. a light sense street lamp for tracking environmental light, it includes that light sensation sampling and bidirectional triode thyristor trigger electricity
Road, control circuit of bidirectional thyristor, 220V alternating current power supply, 12V D.C. regulated power supply, it is characterised in that:
Described light sensation sampling and bidirectional triode thyristor trigger circuit by phototriode BG1, potentiometer RP, silicon
Commutation diode D1～D2, three end adjustable shunt reference voltage source IC1 compositions, three end adjustable shunt benchmark electricity
The model that potential source IC1 selects is TL431, and the colelctor electrode connection circuit negative pole VCC of phototriode BG1 is photosensitive
The emitter stage of audion BG1 connects the reference pole and the one of potentiometer RP of three end adjustable shunt reference voltage source IC1
End, the other end of potentiometer RP and movable end connection circuit ground GND, silicon rectifier diode D1～D2 in concatenation
The negative pole connection circuit negative pole VCC of silicon rectifier diode D1, it is adjustable that the positive pole of silicon rectifier diode D2 connects three ends
The anode of shunting reference voltage source IC1；
Described control circuit of bidirectional thyristor is made up of bidirectional triode thyristor BCR, resistance R1 and illuminating lamp HL,
The negative electrode of the one termination three end adjustable shunt reference voltage source IC1 of resistance R1, another termination of resistance R1 is double
220V is met by illuminating lamp HL to the second plate T2 of the control pole G, bidirectional triode thyristor BCR of controllable silicon BCR
The first anode T1 connection circuit ground GND of the live wire end L, bidirectional triode thyristor BCR of alternating current power supply；
Described 12V D.C. regulated power supply is by decompression capacitor C2, bleeder resistance R2, Zener diode DW, silicon
Commutation diode D3 and electrochemical capacitor C1 composition, one end of decompression capacitor C2 and one end of bleeder resistance R2
Connect the other end of the live wire end L, decompression capacitor C2 of 220V alternating current power supply and another termination of bleeder resistance R2
The positive pole of the negative pole of silicon rectifier diode D3, the positive pole of silicon rectifier diode D3 and Zener diode DW and electricity
The negative pole solving electric capacity C1 is connected, the negative pole of Zener diode DW and the positive pole connection circuit ground GND of electrochemical capacitor C1；
The negative pole of described 12V D.C. regulated power supply is connected with circuit negative pole VCC, 12V D.C. regulated power supply
Positive pole is connected with the zero line side N and circuit ground GND of 220V alternating current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587699.5A CN105972530A (en) | 2016-07-23 | 2016-07-23 | Light sensation street lamp capable of tracking ambient light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587699.5A CN105972530A (en) | 2016-07-23 | 2016-07-23 | Light sensation street lamp capable of tracking ambient light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105972530A true CN105972530A (en) | 2016-09-28 |
Family
ID=56953489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610587699.5A Pending CN105972530A (en) | 2016-07-23 | 2016-07-23 | Light sensation street lamp capable of tracking ambient light |
Country Status (1)
| Country | Link |
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| CN (1) | CN105972530A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548164A (en) * | 2011-12-04 | 2012-07-04 | 洪珍 | Light control desk lamp |
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
| CN102938955A (en) * | 2012-11-01 | 2013-02-20 | 刘昭利 | Automatic lighting lamp used at night |
| CN103648225A (en) * | 2013-12-26 | 2014-03-19 | 周云侠 | Key type dimming lamp controller |
| CN205356781U (en) * | 2016-02-29 | 2016-06-29 | 吴圣铎 | Visit a park human response and postpone to become light path lamp controller in park |
-
2016
- 2016-07-23 CN CN201610587699.5A patent/CN105972530A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548164A (en) * | 2011-12-04 | 2012-07-04 | 洪珍 | Light control desk lamp |
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
| CN102938955A (en) * | 2012-11-01 | 2013-02-20 | 刘昭利 | Automatic lighting lamp used at night |
| CN103648225A (en) * | 2013-12-26 | 2014-03-19 | 周云侠 | Key type dimming lamp controller |
| CN205356781U (en) * | 2016-02-29 | 2016-06-29 | 吴圣铎 | Visit a park human response and postpone to become light path lamp controller in park |
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Application publication date: 20160928 |