CN204791542U - Traffic signal lamp's energy -saving control circuit - Google Patents
Traffic signal lamp's energy -saving control circuit Download PDFInfo
- Publication number
- CN204791542U CN204791542U CN201520486922.8U CN201520486922U CN204791542U CN 204791542 U CN204791542 U CN 204791542U CN 201520486922 U CN201520486922 U CN 201520486922U CN 204791542 U CN204791542 U CN 204791542U
- Authority
- CN
- China
- Prior art keywords
- signal lamp
- stitch
- control circuit
- chip microcomputer
- module
- 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.)
- Expired - Fee Related
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Classifications
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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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides an on every side and the connection control module, control module and drive circuit link to each other, and drive circuit links to each other by the power module power supply and with traffic signal lamp, the light intensity detector of traffic signal lamp's energy -saving control circuit, light intensity detector are located traffic signal lamp for response illumination intensity, control circuit module for export the signal of adjusting luminance according to illumination intensity, the drive circuit module for the control flow is through the electric current size at signal lamp both ends, overcome current traffic signal lamp not enough in the aspect of about the brightness constancy, the control circuit configuration of automatically regulated traffic signal lamp luminance plays and prevents " dazzling " and effect.
Description
Technical field
The utility model relates to traffic signalization field, relate to specifically a kind of can the energy-saving control circuit of traffic lights of automatic regulating signal lamp brightness.
Background technology
Traffic lights, as main traffic signals, play the effect improving traffic and reduce traffic hazard generation.At present, the traffic lights used at crossing are all same brightness substantially, and the visual effect of traffic lights is different along with the difference of environment illumination intensity.As at night or cloudy day, signal lamp brightness is higher, and not only easily making driver produce " dazzling " affects safe driving, also can cause the waste of the energy; And in the sunny period of the day from 11 a.m. to 1 p.m, signal lamp luminance shortage, driver is not easy identification.Therefore, the regulable control of traffic lights brightness is necessary.
Utility model content
Affect the problem of driving safety to solve above-mentioned driver because of signal lamp " dazzling ", the utility model provides a kind of energy-saving control circuit of traffic lights.
Concrete technology contents of the present utility model is:
An energy-saving control circuit for traffic lights, light intensity detector is positioned at surrounding's also link control module of traffic lights, and control module is connected with driving circuit, and driving circuit is powered by power module and is connected with traffic lights,
Light intensity detector, for responding to intensity of illumination;
Control circuit module, for exporting dim signal according to intensity of illumination;
Drive circuit module, for the size of current of control flow check through signal lamp two ends;
Control circuit module governor circuit module is made up of crystal oscillator, single-chip microcomputer, resistance R1, R2, electric capacity C1 ~ C3, and wherein C1, C3 are filter capacitor; Crystal oscillator one end connects stitch 18, C3 one end of single-chip microcomputer; The crystal oscillator other end connects stitch 19, C2 one end of single-chip microcomputer; C2, C3 other end ground connection;
The stitch 31 of single-chip microcomputer connects power supply, and resistance R1, R2, electric capacity C1 connect the stitch 9 of single-chip microcomputer; The another terminal ground connection of R1, the another terminal of R2 meets button S1; The another terminal of S1, the another terminal of C1 connect power supply; Stitch 20 ground connection of single-chip microcomputer, the stitch 1 of single-chip microcomputer connects conditioning signal drive circuit module as output terminal.
The pin one of drive circuit module chip is connected with fly-wheel diode VD, signal lamp; Pin two is connected with the other end of smoothing capacity C; Pin 4 and current sensing resistor R
sthe other end be connected with one end of inductance L, the other end connection signal lamp of inductance L; Pin 5 respectively with power supply, smoothing capacity C, current sensing resistor R
s, fly-wheel diode VD the other end be connected; The output stitch 1 of pin 3 input end Access Control circuit module.
The beneficial effects of the utility model are:
Overcome the deficiency of existing traffic lights in brightness constancy, the control circuit structure of automatic regulation traffic signal lamp brightness, the brightness of traffic lights is changed along with the change of environment illumination intensity, thus plays anti-" dazzling " and effect, substantially increase traffic safety; Structure is simple, with low cost, easy to use, can use as long as this result sealed in the circuit of existing signal lamp, simultaneously economize energy, reduces electric quantity consumption, more environmental protection, has good market application foreground.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model circuit block diagram;
Accompanying drawing 2 is control circuit modular circuit schematic diagram;
Accompanying drawing 3 is drive circuit module circuit theory diagrams.
Embodiment
See Fig. 1-3: a kind of energy-saving control circuit of traffic lights, light intensity detector is positioned at surrounding's also link control module of traffic lights, and control module is connected with driving circuit, and driving circuit is powered by power module and is connected with traffic lights,
Light intensity detector, for responding to intensity of illumination;
Control circuit module, for exporting dim signal according to intensity of illumination;
Drive circuit module, for the size of current of control flow check through signal lamp two ends;
Control circuit module governor circuit module is made up of crystal oscillator, single-chip microcomputer, resistance R1, R2, electric capacity C1 ~ C3, and wherein C1, C3 are filter capacitor; Crystal oscillator one end connects stitch 18, C3 one end of single-chip microcomputer; The crystal oscillator other end connects stitch 19, C2 one end of single-chip microcomputer; C2, C3 other end ground connection;
The stitch 31 of single-chip microcomputer connects power supply, and one end of resistance R1, R2, electric capacity C1 connects the stitch 9 of single-chip microcomputer; The another terminal ground connection of R1, the another terminal of R2 meets button S1; The another terminal of S1, the another terminal of C1 connect power supply; Stitch 20 ground connection of single-chip microcomputer, the stitch 1 of single-chip microcomputer connects conditioning signal drive circuit module as output terminal.
The pin one of drive circuit module chip is connected with fly-wheel diode VD, signal lamp; Pin two is connected with the other end of smoothing capacity C; Pin 4 and current sensing resistor R
sthe other end be connected with one end of inductance L, the other end connection signal lamp of inductance L; Pin 5 respectively with power supply, smoothing capacity C, current sensing resistor R
s, fly-wheel diode VD the other end be connected; The output stitch 1 of pin 3 input end Access Control circuit module.
Light intensity detector is positioned at around traffic lights, when the environmental light brightness change that light intensity detector detects, the light intensity signal collected is sent to control circuit module, after control module process, export the PWM dim signal of variable duty ratio, through the size of current of dim signal driving circuit control flow check through signal lamp two ends, thus realize the object of traffic lights brightness regulation; When the illumination of signal lamp periphery is comparatively dark, signal lamp brightness reduces; Otherwise if the environmental light brightness detected is higher, then signal lamp brightness strengthens.
Claims (2)
1. an energy-saving control circuit for traffic lights, comprise surrounding's also link control module that light intensity detector is positioned at traffic lights, control module is connected with driving circuit, and driving circuit is powered by power module and is connected with traffic lights, it is characterized in that:
Light intensity detector, for responding to intensity of illumination;
Control circuit module, for exporting dim signal according to intensity of illumination;
Drive circuit module, for the size of current of control flow check through signal lamp two ends;
Control circuit module governor circuit module is made up of crystal oscillator, single-chip microcomputer, resistance R1, R2, electric capacity C1 ~ C3, and wherein C1, C3 are filter capacitor; Crystal oscillator one end connects stitch 18, C3 one end of single-chip microcomputer; The crystal oscillator other end connects stitch 19, C2 one end of single-chip microcomputer; C2, C3 other end ground connection;
The stitch 31 of single-chip microcomputer connects power supply, and one end of resistance R1, R2, electric capacity C1 connects the stitch 9 of single-chip microcomputer; The another terminal ground connection of R1, the another terminal of R2 meets button S1; The another terminal of S1, the another terminal of C1 connect power supply; Stitch 20 ground connection of single-chip microcomputer, the stitch 1 of single-chip microcomputer connects conditioning signal drive circuit module as output terminal.
2. the energy-saving control circuit of traffic lights according to claim 1, is characterized in that: the pin one of drive circuit module chip is connected with fly-wheel diode VD, signal lamp; Pin two is connected with the other end of smoothing capacity C; Pin 4 and current sensing resistor R
sthe other end be connected with one end of inductance L, the other end connection signal lamp of inductance L; Pin 5 respectively with power supply, smoothing capacity C, current sensing resistor R
s, fly-wheel diode VD the other end be connected; The stitch 1 of pin 3 input end Access Control circuit module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486922.8U CN204791542U (en) | 2015-07-08 | 2015-07-08 | Traffic signal lamp's energy -saving control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486922.8U CN204791542U (en) | 2015-07-08 | 2015-07-08 | Traffic signal lamp's energy -saving control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204791542U true CN204791542U (en) | 2015-11-18 |
Family
ID=54531545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486922.8U Expired - Fee Related CN204791542U (en) | 2015-07-08 | 2015-07-08 | Traffic signal lamp's energy -saving control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204791542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107690218A (en) * | 2017-08-31 | 2018-02-13 | 青岛海信网络科技股份有限公司 | A kind of signal lamp working condition detecting system and method |
-
2015
- 2015-07-08 CN CN201520486922.8U patent/CN204791542U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107690218A (en) * | 2017-08-31 | 2018-02-13 | 青岛海信网络科技股份有限公司 | A kind of signal lamp working condition detecting system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |