CN106102278A - Brightness flop is with the sensitive street lamp of environmental change - Google Patents
Brightness flop is with the sensitive street lamp of environmental change Download PDFInfo
- Publication number
- CN106102278A CN106102278A CN201610612748.6A CN201610612748A CN106102278A CN 106102278 A CN106102278 A CN 106102278A CN 201610612748 A CN201610612748 A CN 201610612748A CN 106102278 A CN106102278 A CN 106102278A
- Authority
- CN
- China
- Prior art keywords
- circuit
- street lamp
- resistance
- power supply
- transistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of brightness flop sensitive street lamp with environmental change, its feature includes: 220V alternating current power supply, 12V D.C. regulated power supply, photosensitive and amplifying circuit, relaxation oscillations formula triggering circuit, bidirectional triode thyristor lighting lamp control circuit；It is BT33 that described relaxation oscillations formula triggers the model that in circuit, unijunction transistor VT3 selects.The present invention takes photosensitive mode to control, and street lamp, by original whole centralized Control, becomes disperseing each to control.When the illumination of ambient light is more weak or the colour of sky is dark, sensitive street lamp will be lighted automatically, and brightness simultaneously can be automatically adjusted with ambient brightness.It can be according to the strong and weak situation of road environment brightness, such as: run into overcast and rainy or haze sky, or when playing the weather conditions such as greasy weather, this sensitive street lamp can automatically open up, the most automatically adjust the brightness of street lamp.Additionally, it contributes to reducing the power consumption of street lamp, extending the effect such as the service life of sensitive street lamp, minimizing maintenance cost.
Description
Technical field
The invention belongs to electronic technology and lighting engineering application, relate to photosensitive with environmental change of a kind of brightness flop
Street lamp.
Background technology
Generally town road street lamp has arrived the time of regulation, and whole street lamps are opened simultaneously or simultaneously close off, for some road
Duan Yin is affected by building or shade tree or weather conditions, needs to open street lamp in advance, some section or square environment temporarily
Light is relatively more abundant, thus can open street lamp later, and conventional road lamp does not have selectivity work drawback, its Working mould
Formula is whole street lamp or all light, or entirely goes out, and has no option.
Brightness flop of the present invention takes photosensitive mode to control with the sensitive street lamp of environmental change, and street lamp is by original
All centralized Control, becomes disperseing each to control.When the illumination of ambient light is more weak or the colour of sky is dark, sensitive street lamp will be certainly
Moving and light, brightness simultaneously can be automatically adjusted with ambient brightness.It can be according to the strong and weak situation of road environment brightness, such as: run into the moon
Rainy day or haze sky, or when playing the weather conditions such as greasy weather, this sensitive street lamp can automatically open up, and the most automatically adjusts the bright of street lamp
Degree.Additionally, it contributes to reducing the power consumption of street lamp, extending the effect such as the service life of sensitive street lamp, minimizing maintenance cost, with
Time this sensitive street lamp be the technical scheme that town road street lamp provides a kind of intelligentized control method.
Brightness flop of the present invention has with the sensitive street lamp of environmental change 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, park is visited a park, stopped
The illuminating lamp in the places such as parking lot.
Brightness flop of the present invention described further below with the sensitive street lamp of environmental change in implementation process involved
And necessity, guardian technique content.
Summary of the invention
Goal of the invention and beneficial effect: brightness flop of the present invention takes photosensitive side with the sensitive street lamp of environmental change
Formula controls, and street lamp, by original whole centralized Control, becomes disperseing each to control.When the illumination of ambient light is more weak or the colour of sky relatively
Time dark, sensitive street lamp will be lighted automatically, and brightness simultaneously can be automatically adjusted with ambient brightness.It can be according to road environment brightness
Strong and weak situation, such as: run into overcast and rainy or haze sky, or when playing the weather conditions such as greasy weather, this sensitive street lamp can automatically open up, with
Shi Zidong adjusts the brightness of street lamp.Additionally, it contributes to reducing the power consumption of street lamp, the service life of prolongation sensitive street lamp, subtracting
The effects such as few maintenance cost, this sensitive street lamp is the technical scheme that town road street lamp provides a kind of intelligentized control method simultaneously.
Circuit operation principle: brightness flop is dropped through capacitance-resistance by 220V alternating current power supply with the sensitive street lamp circuit of environmental change
After pressure and halfwave rectifier, and obtain 12V D.C. regulated power supply through Zener diode DW voltage stabilizing, its supply bidirectional triode thyristor control
Circuit uses.Being formed bidirectional triode thyristor by relaxation oscillations circuit and trigger circuit, the angle of flow changing bidirectional triode thyristor BCR can change
Become the brightness of sensitive street lamp；Control circuit uses 12V D.C. regulated power supply can ensure triggering pulse and the bidirectional triode thyristor of output
The anode voltage of BCR synchronizes.
Brightness flop with the sensitive street lamp working law of environmental change is: when ambient brightness is brighter, Photosensitive transistor
When VT1 is made its resistance reduce by illumination, trigger current reduces, and the brightness of illuminating lamp HL declines；
When ambient brightness is dimmed, because Photosensitive transistor VT1 is unglazed according to making its resistance increase, electricity in relaxation oscillations circuit
The both end voltage holding C3 rises slack-off, makes the bidirectional triode thyristor BCR angle of flow increase, and the voltage at illuminating lamp HL two ends is gradually increased,
The brightness of illuminating lamp HL is gradually increased the most therewith.
Technical characteristic: brightness flop is with the sensitive street lamp of environmental change, and it includes 220V alternating current power supply, 12V DC voltage-stabilizing
Power supply, photosensitive and amplifying circuit, relaxation oscillations formula triggering circuit, bidirectional triode thyristor lighting lamp control circuit, it is characterised in that:
Photosensitive and amplifying circuit: it is by resistance R2, resistance R3, Photosensitive transistor VT1, PNP transistor VT2 and line
Property potentiometer RP composition, the base stage of PNP transistor VT2 connects sending out of one end of linear potentiometer RP and Photosensitive transistor VT1
Emitter-base bandgap grading, the other end of linear potentiometer RP and movable end connection circuit ground GND, the colelctor electrode connection circuit of Photosensitive transistor VT1
One end of the emitter stage connecting resistance R2 of positive pole VCC, PNP transistor VT2 and one end of the R3 of resistance, another termination of resistance R2
The other end connection circuit ground GND of circuit anode VCC, resistance R3, the colelctor electrode of PNP transistor VT2 connects relaxation oscillations formula and triggers
Circuit；
Relaxation oscillations formula triggers circuit: it is made up of electric capacity C3, unijunction transistor VT3 and resistance R4, unijunction transistor VT3
The model selected is BT33, the emitter e of unijunction transistor VT3 and the colelctor electrode of PNP transistor VT2 and one end of electric capacity C3
It is connected, the second base stage b2 connection circuit positive pole VCC of the other end connection circuit ground GND, unijunction transistor VT3 of electric capacity C3, single crystals
First base stage b1 of body pipe VT3 is by resistance R4 connection circuit ground GND；
Bidirectional triode thyristor lighting lamp control circuit: the second plate T2 of bidirectional triode thyristor BCR meets 220V by illuminating lamp HL
First base stage b1 controlling pole G order junction transistors VT3 of alternating current power supply live wire end L, bidirectional triode thyristor BCR, bidirectional triode thyristor
The first anode T1 connection circuit ground GND of BCR；
12V D.C. regulated power supply: it is by decompression capacitor C1, bleeder resistance R1, silicon rectifier diode D1, silicon voltage regulator diode
DW and filter capacitor C2 composition, the live wire end L that voltage stabilizing value is 12V, 220V alternating current power supply that silicon voltage regulator diode DW uses connects fall
One end of voltage capacitance C1 and one end of bleeder resistance R1, the other end of decompression capacitor C1 and another termination silicon of bleeder resistance R1 are whole
The positive pole of stream diode D1, the negative pole of silicon rectifier diode D1 is just meeting the negative pole of silicon voltage regulator diode DW and filter capacitor C2
Pole, the positive pole of silicon voltage regulator diode DW and the negative pole connection circuit ground GND of filter capacitor C2；
The positive pole of 12V D.C. regulated power supply is connected with circuit anode VCC, the negative pole of 12V D.C. regulated power supply and circuit ground
The zero line side N of GND and 220V alternating current power supply is connected.
Accompanying drawing explanation
Accompanying drawing 1 is that the brightness flop that the present invention provides works former with the circuit of one embodiment of sensitive street lamp of environmental change
Reason figure.
Detailed description of the invention
Illustrate with sensitive street lamp circuit fundamental diagram and the accompanying drawing of environmental change according to the brightness flop shown in accompanying drawing 1,
And according to annexation between components and parts in each several part circuit described in summary of the invention, and the components and parts described in embodiment
Technical parameter requires and circuit production main points carry out enforcement and can realize the present invention, is correlated with the present invention below in conjunction with embodiment
Technology is further described.
The technical parameter of components and parts and selection requirement thereof
D1 is silicon rectifier diode, and the model of selection is 1N4007；
DW Zener diode, the voltage stabilizing value of use is 12V, power is 1W；
VT1 is Photosensitive transistor, can be selected for the optical transistor of the models such as 3DU5；
VT2 is PNP transistor, and the model of selection is 2SC9012, it is desirable to amplification β >=160；
VT3 is unijunction transistor, and the model of selection is BT33；
BCR is bidirectional triode thyristor, and the technical parameter of use is 2A, 450V；
The resistance of linear potentiometer RP is 68K Ω, and its power is 1W；
The resistance of bleeder resistance R1 is 680K Ω, power is 2W；Other resistance selects power to be 1/4W metalfilmresistor, electricity
The resistance of resistance R2 is 2.7K Ω；The resistance of resistance R3 is 100K Ω；The resistance of resistance R4 is 220 Ω；
C1 is decompression capacitor, and capacity is 0.68 μ F/450V；C2 is filter capacitor, and capacity is 680 μ F/25V；Electric capacity C3 is
Electric capacity of the dacron, its capacity is 0.1 μ F, pressure for 160V；
HL is illuminating lamp, and the power requirement≤100W of use, alternating current voltage are 220V.
Circuit production main points and circuit debugging
When making brightness flop with the circuit of the sensitive street lamp of environmental change, as long as the electronic devices and components performance selected is complete
Good, and the components and parts annexation in accompanying drawing 1 is welded to specifications, physical connection line and welding quality are through carefully inspection
After looking into correctly, just can normally work as long as circuit is debugged a little；
When debugging brightness flop is with the sensitive street lamp circuit of environmental change, first the resistance of linear potentiometer RP is transferred to
Big value, surveying illuminating lamp HL two ends DC voltage with circuit tester should be at more than 205V, if being less than the big of 200V adjustable photosensitive window
Little or Photosensitive transistor VT1 installation site, makes up to requirement；
Adjusting the resistance of linear potentiometer RP, the DC voltage at illuminating lamp HL two ends should change between 130～205V, no
Then need to change the resistance of linear potentiometer RP, or somewhat adjust the resistance of resistance R4；
For the intersection avoiding circuit debugging to work, can shake by 12V D.C. regulated power supply, photosensitive and amplifying circuit, tension and relaxation
Swing formula triggering circuit, four parts of bidirectional triode thyristor lighting lamp control circuit are debugged respectively.
The circuit structure design of the present invention, components' placement, and its architectural feature, face shaping and size etc.
It is not the key technology of the present invention, is not claimed guardian technique content, because not affecting present invention tool
Body implementation process and the realization of goal of the invention, therefore illustrate the most one by one.
Claims (1)
1. brightness flop is with a sensitive street lamp for environmental change, and it includes 220V alternating current power supply, 12V D.C. regulated power supply, sense
Light and amplifying circuit, relaxation type oscillatory trigger circuit, bidirectional triode thyristor lighting lamp control circuit, it is characterised in that:
Described photosensitive and amplifying circuit is by resistance R2, resistance R3, Photosensitive transistor VT1, PNP transistor VT2 and line
Property potentiometer RP composition, the base stage of PNP transistor VT2 connects sending out of one end of linear potentiometer RP and Photosensitive transistor VT1
Emitter-base bandgap grading, the other end of linear potentiometer RP and movable end connection circuit ground GND, the colelctor electrode connection circuit of Photosensitive transistor VT1
One end of the emitter stage connecting resistance R2 of positive pole VCC, PNP transistor VT2 and one end of the R3 of resistance, another termination of resistance R2
The other end connection circuit ground GND of circuit anode VCC, resistance R3, the colelctor electrode of PNP transistor VT2 connects relaxation oscillations formula and triggers
Circuit；
Described relaxation type oscillatory trigger circuit is made up of electric capacity C3, unijunction transistor VT3 and resistance R4, unijunction transistor VT3
The model selected is BT33, the emitter e of unijunction transistor VT3 and the colelctor electrode of PNP transistor VT2 and one end of electric capacity C3
It is connected, the second base stage b2 connection circuit positive pole VCC of the other end connection circuit ground GND, unijunction transistor VT3 of electric capacity C3, single crystals
First base stage b1 of body pipe VT3 is by resistance R4 connection circuit ground GND；
In described bidirectional triode thyristor lighting lamp control circuit, the second plate T2 of bidirectional triode thyristor BCR is connect by illuminating lamp HL
First base stage b1 controlling pole G order junction transistors VT3 of 220V alternating current power supply live wire end L, bidirectional triode thyristor BCR, two-way can
The first anode T1 connection circuit ground GND of control silicon BCR；
Described 12V D.C. regulated power supply is by decompression capacitor C1, bleeder resistance R1, silicon rectifier diode D1, silicon voltage regulator diode
DW and filter capacitor C2 composition, the live wire end L that voltage stabilizing value is 12V, 220V alternating current power supply that silicon voltage regulator diode DW uses connects fall
One end of voltage capacitance C1 and one end of bleeder resistance R1, the other end of decompression capacitor C1 and another termination silicon of bleeder resistance R1 are whole
The positive pole of stream diode D1, the negative pole of silicon rectifier diode D1 is just meeting the negative pole of silicon voltage regulator diode DW and filter capacitor C2
Pole, the positive pole of silicon voltage regulator diode DW and the negative pole connection circuit ground GND of filter capacitor C2；
The positive pole of described 12V D.C. regulated power supply is connected with circuit anode VCC, the negative pole of 12V D.C. regulated power supply and circuit
The zero line side N of ground GND and 220V alternating current power supply is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610612748.6A CN106102278A (en) | 2016-07-29 | 2016-07-29 | Brightness flop is with the sensitive street lamp of environmental change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610612748.6A CN106102278A (en) | 2016-07-29 | 2016-07-29 | Brightness flop is with the sensitive street lamp of environmental change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106102278A true CN106102278A (en) | 2016-11-09 |
Family
ID=57479530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610612748.6A Pending CN106102278A (en) | 2016-07-29 | 2016-07-29 | Brightness flop is with the sensitive street lamp of environmental change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106102278A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108575035A (en) * | 2018-04-28 | 2018-09-25 | 周云侠 | Light emission luminance with environmental change traffic lights |
| CN109041388A (en) * | 2018-06-22 | 2018-12-18 | 黄月华 | Delay the bright slow night-light that goes out |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5936356A (en) * | 1998-09-22 | 1999-08-10 | Interballast Inc. | Fluorescent lamp flashing circuit and control |
| CN102802323A (en) * | 2012-09-09 | 2012-11-28 | 刘昭利 | Automatic dimming table lamp |
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
-
2016
- 2016-07-29 CN CN201610612748.6A patent/CN106102278A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5936356A (en) * | 1998-09-22 | 1999-08-10 | Interballast Inc. | Fluorescent lamp flashing circuit and control |
| CN102843837A (en) * | 2012-09-02 | 2012-12-26 | 周芸 | Automatic-control night illuminating lamp |
| CN102802323A (en) * | 2012-09-09 | 2012-11-28 | 刘昭利 | Automatic dimming table lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108575035A (en) * | 2018-04-28 | 2018-09-25 | 周云侠 | Light emission luminance with environmental change traffic lights |
| CN109041388A (en) * | 2018-06-22 | 2018-12-18 | 黄月华 | Delay the bright slow night-light that goes out |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106102276A (en) | The sensitive street lamp of tracking environmental brightness flop | |
| CN106102278A (en) | Brightness flop is with the sensitive street lamp of environmental change | |
| CN102202451A (en) | Desk lamp capable of automatically controlling illumination | |
| CN102802323A (en) | Automatic dimming table lamp | |
| CN103185265A (en) | LED bulb lamp capable of being automatically turned on/off | |
| CN204392673U (en) | The light-operated double-colored flashing warning light of municipal road construction | |
| CN102843837A (en) | Automatic-control night illuminating lamp | |
| CN106028600A (en) | Variable light street lamp with brightness changing with environment | |
| CN105979663A (en) | LED street lamp auto-adaptive to change of ambient brightness | |
| CN103648225B (en) | Button dimming lamp controller | |
| CN102170736A (en) | Automatic luminance stabilizing desk lamp | |
| CN108093531A (en) | The LED traffic signal lamp changed with ambient brightness | |
| CN106028602A (en) | Variable-light street lamp adapting to ambient light intensity | |
| CN201378886Y (en) | Energy-saving control device for adjusting brightness of LED lamps at time intervals | |
| CN202738223U (en) | Automatic dimming desk lamp | |
| CN106163050A (en) | Street lamp buffer control system | |
| CN108575035A (en) | Light emission luminance with environmental change traffic lights | |
| CN205693948U (en) | A kind of automatic switch and the intelligent lighting system of permanent illumination | |
| CN108172001A (en) | Become LED traffic signal lamp according to ambient light | |
| CN108171995A (en) | Track the LED traffic signal lamp of light variation | |
| CN102938955A (en) | Automatic lighting lamp used at night | |
| CN106028601A (en) | Variable-light street lamp automatically tracking ambient brightness | |
| CN206908911U (en) | A kind of light-controlled switching circuit of LED | |
| CN106061034A (en) | LED street lamp capable of following intensity changes of ambient light | |
| CN105972530A (en) | Light sensation street lamp capable of tracking ambient light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161109 |
|
| WD01 | Invention patent application deemed withdrawn after publication |