CN204145850U - The LED street lamp of a kind of pair of adjustable color - Google Patents
The LED street lamp of a kind of pair of adjustable color Download PDFInfo
- Publication number
- CN204145850U CN204145850U CN201420654100.1U CN201420654100U CN204145850U CN 204145850 U CN204145850 U CN 204145850U CN 201420654100 U CN201420654100 U CN 201420654100U CN 204145850 U CN204145850 U CN 204145850U
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- circuit
- street lamp
- executive circuit
- executive
- carrier module
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Abstract
A LED street lamp for pair adjustable color, comprises control unit, constant-current supply unit and LED module, and described carrier module connects 220V electric main, and carrier module is connected with processor by power circuit; Optocoupler is connected with executive circuit; Executive circuit and carrier module parallel join; Executive circuit is connected with the input of Rectifier with Capacitor Filter; Rectifier with Capacitor Filter is connected successively with circuit of power factor correction, voltage stabilizing negative feedback circuit, voltage sampling circuit; Voltage sampling circuit is also connected with light modulation executive circuit; Executive circuit is connected with LED module by colour temperature switch unit; Two kinds of color temperature light sources LED module substrate are equipped with, by integrated to Street lamps control unit, constant-current supply unit and colour temperature switch unit with one, design on road lamp cap, avoid and lay the trouble of many cables, also can according to ambient light difference, adjustment lamp brightness; Have the advantages that structure is simple, reasonable in design.
Description
Technical field
The utility model belongs to lighting technical field, is specifically related to the LED street lamp of a kind of pair of adjustable color.
Background technology
LED street lamp with directional lighting, the advantage such as power consumption is low, drive characteristic good, fast response time, shock resistance are high, long service life, environmental protection enter into gradually people the visual field, become the energy-conserving light source of new generation most in the world at present with alternative conventional light source advantage, but the light of single colour temperature can only be sent, the demand under different environment for use and climatic environment can not be met.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide the LED street lamp of a kind of pair of adjustable color, has the advantages that structure is simple, reasonable in design.
To achieve these goals, the technical solution adopted in the utility model is: the LED street lamp of a kind of pair of adjustable color, comprise control unit, constant-current supply unit and LED module, described control unit comprises processor, the power circuit be connected with processor, carrier module, light modulation executive circuit and is used for gathering the protective circuit of overload signal and the optocoupler for playing insulation blocking; Described carrier module connects 220V electric main, and carrier module is connected with processor by power circuit; Optocoupler is connected with executive circuit; Executive circuit and carrier module parallel join; Executive circuit is connected with the input of Rectifier with Capacitor Filter; Rectifier with Capacitor Filter is connected successively with circuit of power factor correction, voltage stabilizing negative feedback circuit, voltage sampling circuit; Voltage sampling circuit is also connected with light modulation executive circuit; Executive circuit is connected with LED module by colour temperature switch unit.
8 single-chip microcomputers selected by described processor.
Described colour temperature switch unit selects auxiliary relay.
Described LED module selects two groups of height color temperature light sources chips staggered on light source substrate as street lamp load.
Described light modulation executive circuit, processor, power circuit, carrier module, executive circuit, protective circuit, optocoupler, colour temperature switch unit composition control unit.
Described Rectifier with Capacitor Filter, circuit of power factor correction, voltage stabilizing negative feedback circuit and voltage sampling circuit composition constant-current supply unit.
The beneficial effects of the utility model are:
The utility model is the LED street lamp of a pair of adjustable color designed on the basis of existing technology, it can according to ambient light difference, adjustment lamp brightness, and can in time, seasonal variations automatically switch height colour temperature, make pedestrian visually not easily produce so tired and uncomfortable, in haze weather, the low color warm light that penetration power is stronger can be provided again, reach better illuminating effect, and again save electric energy.
Compared with prior art, of the present utility model pair of adjustable color street lamp can realize according to external environment luminance difference, adjustment lamp brightness and colour temperature switch, reach better illuminating effect, utilize the features such as " bidirectional high speed communication, real-time data transmission, the long-distance intelligent control " of power carrier in addition, realize the intelligent management of street lamp.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Reference numeral: 1 for light modulation executive circuit, 2 be processor, 3 for power circuit, 4 for carrier module, 5 for executive circuit, 6 for protective circuit, 7 for optocoupler, 8 for colour temperature switch unit, 9 for Rectifier with Capacitor Filter, 10 for circuit of power factor correction, 11 for voltage stabilizing negative feedback circuit, 12 for voltage sampling circuit, 13 be LED module.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to Fig. 1, the LED street lamp of a kind of pair of adjustable color, comprise control unit, constant-current supply unit and LED module, it is characterized in that, described control unit comprises processor 2, the power circuit 3 be connected with processor 2, carrier module 4, light modulation executive circuit 1 and is used for gathering the protective circuit 6 of overload signal and the optocoupler 7 for playing insulation blocking; Described carrier module 4 connects 220V electric main, and carrier module 4 is connected with processor 2 by power circuit 3, and power circuit 3 will be converted to+5V direct current and provide working power to processor 2; Optocoupler 7 is connected with executive circuit 5; Executive circuit 5 and carrier module 4 parallel join; Executive circuit 5 is connected with the input of Rectifier with Capacitor Filter 9; Rectifier with Capacitor Filter 9 is connected successively with circuit of power factor correction 10, voltage stabilizing negative feedback circuit 11, voltage sampling circuit 12; Voltage sampling circuit 12 is also connected with light modulation executive circuit 1; Executive circuit 5 is connected with LED module 13 by colour temperature switch unit 8; The control signal of collection is given processor 2 by carrier module 4 after analog/digital conversion; Described executive circuit 5 and connected colour temperature switch unit 8 are used to realize that double-colored temperature switches; Described Rectifier with Capacitor Filter 9, circuit of power factor correction 10, voltage stabilizing negative feedback circuit 11 and voltage sampling circuit 12 form constant-current supply unit; Described circuit of power factor correction 10 is for promoting power supply conversion efficiency; The input of described Rectifier with Capacitor Filter 9 is connected with the output of the executive circuit 5 of control unit, be mainly used to various clutter that filtering come in by executive circuit 5 and interference signal, and alternating current 220V civil power is rectified into direct-current working volts needed for light fixture through rectifier bridge; The analog signal that described voltage stabilizing negative feedback circuit 11 collects according to voltage sampling circuit 12, determines the operating current of light fixture, thus determines light fixture operating brightness.
Described processor 2 selects 8 for single-chip microcomputer.
Described colour temperature switch unit 8 selects auxiliary relay, it under the control of a processor 2, reach high and low colour temperature intelligence to switch, the special commutation circuit plate that leans on compared with prior art switches colour temperature, commutation circuit is integrated on controller by we, this mode more save space, is achieved the goal by less components and parts, and circuit is also more reliable.
The dimming commands that described light adjusting circuit 1 is assigned according to processor 2, through D/A switch, passes to the voltage collection circuit 12 of constant-current supply unit by the analog electric signal of conversion, to reach the object controlling constant-current supply output current size.
Described protective circuit 6 gathers the overload signal that light fixture feeds back after analog/digital conversion, passes to processor 2, its objective is when light fixture operation exception, reaches the effect of protection light fixture, thus plays the object of prolonging service lives of lamps and the damage of protection light fixture further.
The dim signal that described voltage sampling circuit 12 Acquisition Processor 2 is assigned, by signal transmission to voltage stabilizing negative feedback circuit 11, reaches the object controlling electric power outputting current.
Claims (5)
1. the LED street lamp of a two adjustable color, comprise control unit, constant-current supply unit and LED module, it is characterized in that, described control unit comprises processor (2), the power circuit (3) be connected with processor (2), carrier module (4), light modulation executive circuit (1) and is used for gathering the protective circuit (6) of overload signal and the optocoupler (7) for playing insulation blocking; Described carrier module (4) connects 220V electric main, and carrier module is connected with processor (2) by power circuit (3); Optocoupler (7) is connected with executive circuit (5); Executive circuit (5) and carrier module (4) parallel join; Executive circuit (5) is connected with the input of Rectifier with Capacitor Filter (9); Rectifier with Capacitor Filter (9) is connected successively with circuit of power factor correction (10), voltage stabilizing negative feedback circuit (11), voltage sampling circuit (12); Voltage sampling circuit (12) is also connected with light modulation executive circuit (1); Executive circuit (5) is connected with LED module (13) by colour temperature switch unit (8).
2. the LED street lamp of a kind of pair of adjustable color according to claim 1, is characterized in that, 8 single-chip microcomputers selected by described processor (2).
3. the LED street lamp of a kind of pair of adjustable color according to claim 1, is characterized in that, described colour temperature switch unit (8) selects auxiliary relay.
4. the LED street lamp of a kind of pair of adjustable color according to claim 1, is characterized in that, described LED module (13) selects two groups of height color temperature light sources chips staggered on light source substrate as street lamp load.
5. the LED street lamp of a kind of pair of adjustable color according to claim 1, it is characterized in that, described Rectifier with Capacitor Filter (9), circuit of power factor correction (10), voltage stabilizing negative feedback circuit (11) and voltage sampling circuit (12) composition constant-current supply unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420654100.1U CN204145850U (en) | 2014-11-05 | 2014-11-05 | The LED street lamp of a kind of pair of adjustable color |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420654100.1U CN204145850U (en) | 2014-11-05 | 2014-11-05 | The LED street lamp of a kind of pair of adjustable color |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145850U true CN204145850U (en) | 2015-02-04 |
Family
ID=52422509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420654100.1U Expired - Fee Related CN204145850U (en) | 2014-11-05 | 2014-11-05 | The LED street lamp of a kind of pair of adjustable color |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145850U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106132038A (en) * | 2015-08-19 | 2016-11-16 | 西安理想华夏科技创新有限公司 | A kind of tunnel lamp system of real-time, tunable colour temperature |
| CN107124789A (en) * | 2017-05-11 | 2017-09-01 | 郑州珂玛影视光电有限公司 | The Jing Yin drive circuits of the LED of illumination and adjustable color of Width funtion multichannel input |
| CN112637993A (en) * | 2020-12-09 | 2021-04-09 | 北京金晟达生物电子科技有限公司 | Dimming control system and working method thereof |
-
2014
- 2014-11-05 CN CN201420654100.1U patent/CN204145850U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106132038A (en) * | 2015-08-19 | 2016-11-16 | 西安理想华夏科技创新有限公司 | A kind of tunnel lamp system of real-time, tunable colour temperature |
| CN107124789A (en) * | 2017-05-11 | 2017-09-01 | 郑州珂玛影视光电有限公司 | The Jing Yin drive circuits of the LED of illumination and adjustable color of Width funtion multichannel input |
| CN112637993A (en) * | 2020-12-09 | 2021-04-09 | 北京金晟达生物电子科技有限公司 | Dimming control system and working method thereof |
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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: 20150204 Termination date: 20171105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |