CN203788509U - LED tunnel guide system having function of automatic brightness adjustment - Google Patents
LED tunnel guide system having function of automatic brightness adjustment Download PDFInfo
- Publication number
- CN203788509U CN203788509U CN201420032028.9U CN201420032028U CN203788509U CN 203788509 U CN203788509 U CN 203788509U CN 201420032028 U CN201420032028 U CN 201420032028U CN 203788509 U CN203788509 U CN 203788509U
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- brightness
- led
- ambient brightness
- microprocessor
- light controller
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- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000001939 inductive effect Effects 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000000007 visual effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000005286 illumination Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The utility discloses an LED tunnel guide system having a function of automatic luminance adjustment. An output terminal of an ambient brightness detection device is connected to an input terminal of a guide light controller. An output terminal of the guide light controller is connected to an LED guide light. The ambient brightness detection device is composed of an ambient brightness sensing module, a first microprocessor and a brightness adjustment instruction transmission module which are connected in series. An output terminal of the brightness adjustment instruction transmission module serves as an output terminal of the ambient brightness detection device. The guide light controller is composed of a brightness adjustment instruction reception module, a second microprocessor and a brightness adjustment circuit which are connected in series. An input terminal of the brightness adjustment instruction reception module serves as an input terminal of the guide light controller, and an output terminal of the brightness adjustment circuit serves as an output terminal of the guide light controller. According to the LED tunnel guide system provided by the utility model, the brightness of the LED guide light is automatically adjusted according to the current ambient brightness in the tunnel, so that the guide visual effects of the tunnel road surface are significantly improved, and the cost of illumination is greatly reduced, besides, the troubles and cost of manual light adjustment are omitted.
Description
Technical field
The utility model relates to LED tunnel inducible system technical field, specifically a kind of LED tunnel inducible system of automatic regulating lightness.
Background technology
The excellent properties such as that LED light fixture has is energy-efficient, long service life, are widely used in various fields.LED tunnel inducible system Main Function is to provide safety traffic induction for travelling at the vehicle in tunnel.The LED inducible system that is arranged on both sides, tunnel can be improved the vision luminosity effect of tunnel road surface effectively, improves the resolving ability of driver to tunnel road surface, thus support vehicles driving safety.The mode of LED tunnel inducible system adjusting LED induced light brightness is at present all passive type, artificially regulates the brightness of LED induced light according to the brightness situation in tunnel.
Utility model content
The purpose of this utility model is to provide a kind of LED tunnel inducible system of automatic regulating lightness, so that the induction visual effect of tunnel road surface significantly improves.
The technical scheme that realizes the utility model object is as follows: a kind of LED tunnel inducible system of automatic regulating lightness, and the output of ambient brightness detecting device is connected to the input of induced light controller, and the output of induced light controller is connected to LED induced light.
Further, ambient brightness detecting device is made up of the ambient brightness induction module of connecting successively, first microprocessor and light modulation instruction issuing module, the output of the output composing environment luminance detection device of light modulation instruction issuing module; Induced light controller is made up of light modulation command reception module, the second microprocessor and the light adjusting circuit of connecting successively, the input of light modulation command reception module forms the input of induced light controller, and the output of light adjusting circuit forms the output of induced light controller.
Wherein, to select model be the single-chip microcomputer of PIC16F1936 for first microprocessor and the second microprocessor.
Compared with prior art, the utility model can regulate automatically according to the ambient brightness in current tunnel the brightness of LED induced light, the induction visual effect of tunnel road surface is significantly improved, improve the resolving ability of driver to tunnel road surface, improve the driving safety of vehicle, and can greatly reduce lighting expense use, can also save trouble and cost that people is light modulation.
Brief description of the drawings
Fig. 1 is system construction drawing of the present utility model.
Fig. 2 is the structure chart of ambient brightness detecting device.
Fig. 3 is the structure chart of induced light controller.
Fig. 4 is the circuit theory diagrams of the ambient brightness induction module of an embodiment of the utility model.
Fig. 5 is the circuit theory diagrams of the light modulation instruction issuing module of an embodiment of the utility model.
Fig. 6 is the circuit theory diagrams of the light modulation command reception module of an embodiment of the utility model.
Fig. 7 is the schematic diagram of the light adjusting circuit of an embodiment of the utility model.
Embodiment
As shown in Figure 1, the LED tunnel inducible system of automatic regulating lightness, the output of ambient brightness detecting device is connected to the input of induced light controller, and the output of induced light controller is connected to LED induced light.Constant voltage source, for civil power is changed into direct current 24V, is ambient brightness detecting device and the power supply of induced light controller; Ambient brightness detecting device is used for gathering current environment brightness, and sends corresponding light modulation instruction to induced light controller in conjunction with this ambient brightness; The light modulation instruction that induced light controller reception environment luminance detection device sends, and change the electric current of flowing through on LED induced light according to this light modulation instruction, thus reach the object that regulates the brightness of LED induced light.
When real work, ambient brightness detecting device detects that current environment brightness has increased, sending brightness increases instruction to induced light controller, and induced light controller increases the electric current of flowing through on LED induced light after receiving this control command, and the brightness of LED induced light is increased; Accordingly, when detecting current environment brightness, reduces ambient brightness detecting device, send brightness and reduce instruction to induced light controller, induced light controller receives and reduces the electric current of flowing through on LED induced light after this control command, and the brightness of LED induced light is reduced; Thereby reach the object of automatic regulating lightness.
As shown in Figure 2, ambient brightness detecting device is made up of the ambient brightness induction module of connecting successively, first microprocessor and light modulation instruction issuing module, the output of the output composing environment luminance detection device of light modulation instruction issuing module; Power module is first microprocessor and the power supply of ambient brightness induction module; Current environment luminance signal is sent to first microprocessor by ambient brightness induction module, and first microprocessor sends dim signal in conjunction with this signal controlling light modulation instruction issuing module.As shown in Figure 3, induced light controller is made up of light modulation command reception module, the second microprocessor and the light adjusting circuit of connecting successively, the input of light modulation command reception module forms the input of induced light controller, and the output of light adjusting circuit forms the output of induced light controller; Power module is the second microprocessor power supply, and light modulation command reception module sends to the second microprocessor after receiving the light modulation instruction of sending from ambient brightness detection checkout gear, and the second microprocessor carries out light modulation according to light modulation instruction control light adjusting circuit.Wherein, to select model be the single-chip microcomputer of PIC16F1936 for first microprocessor and the second microprocessor.
Fig. 4 to Fig. 7 has provided respectively the circuit theory of ambient brightness induction module, light modulation instruction issuing module, light modulation command reception module and light adjusting circuit in a specific embodiment of the present utility model.These modules also can adopt other circuit in prior art can complete the circuit of corresponding function.
Claims (2)
1. the LED tunnel inducible system of an automatic regulating lightness, the output of ambient brightness detecting device is connected to the input of induced light controller, the output of induced light controller is connected to LED induced light, it is characterized in that, described ambient brightness detecting device is made up of the ambient brightness induction module of connecting successively, first microprocessor and light modulation instruction issuing module, the output of the output composing environment luminance detection device of light modulation instruction issuing module; Described induced light controller is made up of light modulation command reception module, the second microprocessor and the light adjusting circuit of connecting successively, the input of light modulation command reception module forms the input of induced light controller, and the output of light adjusting circuit forms the output of induced light controller.
2. the LED tunnel inducible system of automatic regulating lightness according to claim 1, is characterized in that, the model of described first microprocessor and the second microprocessor is PIC16F1936.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420032028.9U CN203788509U (en) | 2014-01-17 | 2014-01-17 | LED tunnel guide system having function of automatic brightness adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420032028.9U CN203788509U (en) | 2014-01-17 | 2014-01-17 | LED tunnel guide system having function of automatic brightness adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203788509U true CN203788509U (en) | 2014-08-20 |
Family
ID=51324657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420032028.9U Expired - Lifetime CN203788509U (en) | 2014-01-17 | 2014-01-17 | LED tunnel guide system having function of automatic brightness adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203788509U (en) |
-
2014
- 2014-01-17 CN CN201420032028.9U patent/CN203788509U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191225 Address after: 100079 building 803, building 15, building 10, yard 2, weizikeng, Fengtai District, Beijing Patentee after: BEIJING ZHONGKAI LUDA TRAFFIC TECHNOLOGY CO.,LTD. Address before: West Branch Road on both sides of the Strait science and Technology Park in Wenjiang District of Chengdu City, Sichuan Province, No. 188 611130 Patentee before: CHENGDU YILUDAHAI TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |