CN203618181U - Automobile headlamps automatically adjustable optical-intensity system - Google Patents
Automobile headlamps automatically adjustable optical-intensity system Download PDFInfo
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- CN203618181U CN203618181U CN201320626961.4U CN201320626961U CN203618181U CN 203618181 U CN203618181 U CN 203618181U CN 201320626961 U CN201320626961 U CN 201320626961U CN 203618181 U CN203618181 U CN 203618181U
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Abstract
The utility model discloses an automobile headlamps automatically adjustable optical-intensity system including an automotive headlamp, a light intensity sensor module, a controller module and an adjustable light module; the light intensity sensor module detects a light intensity signal and inputs it to the controller module; the controller module analyzes and processes the inputted light intensity signal, and then inputs control signal to the adjustable light module which control the luminances of the automobile headlamps. The automobile headlamps automatically adjustable optical-intensity system can automatically adjust the luminances of the automobile headlamps according to the luminances of the luminances of the automobile headlamps in the opposite, thereby the stimulation of lights to a driver's eyes can be reduced and the probability of occurrence of traffic accidents can be decreased.
Description
Technical field
The utility model relates to a kind of car headlamp, more specifically relates to a kind of car headlamp automatic light control system that can automatically adjust car headlamp brightness.
Background technology
Car headlamp is again headlight, is loaded on automobile head both sides, for the illumination of driving at night road.There is dividing of two lamp systems and four lamp systems.The headlamp of automobile generally has the types such as white heat, halogen, xenon.Along with the development of automotive engineering, that incandescent vacuum lamp of past is successively eliminated, and the headlamp of automobile is take Halogen lamp LED, xenon lamp as main now.
Halogen lamp LED has its unique light distribution structure, has two groups of filaments in every light, and one group is main beam filament, and the light sending shoots forward straight after lampshade speculum reflection, this light source be exactly we said " distance light " at ordinary times.The illumination brightness that xenon lamp sends is the twice of common Halogen lamp LED, and energy consumption be only its 2/3rds, can reach ten times of common Halogen lamp LED useful life.The luxurious moneys such as the brand-new Audi of current domestic release, Passat, Buick Regal, Mazda have all been equipped with Xenon headlamp.See from the market, Xenon headlamp will become the main flow in market.
Because the illuminating effect of headlamp directly affects operation and the traffic safety of driving at night, so each automobile vendor extremely pays close attention to illumination wattage and the useful life of car headlamp, although what existing vehicle front lighting lamp wiring can shine is far and very energy-conservation, but problem of existing car headlamp ubiquity: also opened headlamp once send a car in opposite, the driver who easily sends a car to opposite causes and dazzles the eyes, and is easy to occur traffic accident.
Utility model content
The purpose of this utility model is to provide a kind of car headlamp automatic light control system, this car headlamp can be adjusted the brightness of this car headlamp automatically according to the send a car brightness of headlamp of opposite, thereby reduce the stimulation of light to the other side's driver's eyes, greatly reduced the probability that traffic accident occurs.
In order to realize above object, the technical scheme that the utility model adopts is: car headlamp automatic light control system, comprises car headlamp, intensity of illumination sensor assembly, controller module, light modulation driver module; The intensity of illumination signal that described intensity of illumination sensor assembly detects is input to controller module; The intensity of illumination signal analysis and processing of described controller module to input, then to light modulation driver module input control signal, the brightness of light modulation driver module control car headlamp.
Technical scheme more specifically, described intensity of illumination sensor assembly comprises the first intensity of illumination transducer and the second intensity of illumination transducer; The first intensity of illumination transducer detects the opposite intensity of illumination of headlamp of sending a car, and detection signal is input to controller module, and the second intensity of illumination transducer is for detection of the intensity of illumination of surrounding environment, and detection signal is input to controller module.
Most preferred technical scheme, described controller module is selected AVR chip microcontroller.
Most preferred technical scheme, described intensity of illumination sensor assembly is selected TLS2561FN.
Compared with prior art, the utility model has the advantage of: the car headlamp that the utility model proposes can be adjusted the brightness of this car headlamp automatically according to the send a car brightness of headlamp of opposite, thereby reduce the stimulation of light to the other side's driver's eyes, greatly reduced the probability that traffic accident occurs.
Accompanying drawing explanation
Fig. 1 is the block diagram of the utility model car headlamp automatic light control system.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Car headlamp automatic light control system, comprises car headlamp, intensity of illumination sensor assembly, controller module, light modulation driver module; The intensity of illumination signal that described intensity of illumination sensor assembly detects is input to controller module; The intensity of illumination signal analysis and processing of described controller module to input, then to light modulation driver module input control signal, the brightness of light modulation driver module control car headlamp.
Described intensity of illumination sensor assembly comprises the first intensity of illumination transducer and the second intensity of illumination transducer; The first intensity of illumination transducer detects the opposite intensity of illumination of headlamp of sending a car, and detection signal is input to controller module, and the second intensity of illumination transducer is for detection of the intensity of illumination of surrounding environment, and detection signal is input to controller module.
Wherein, described controller module is selected ATmega16 chip microcontroller.
Wherein, the first described intensity of illumination transducer and the second intensity of illumination transducer are all selected TLS2561FN transducer.
Wherein, described light modulation driver module is exactly the different Voltage-output module of output voltage, and different voltage drives car headlamp, thereby realizes the object that changes car headlamp brightness.
The concrete light modulation principle of the utility model car headlamp automatic light control system: during due to meeting, the street lamp on possible road surface has been opened, and the headlamp of opposite car has also been opened, this situation is wanted the just necessary interference of removing street lamp intensity of illumination of words of the intensity of illumination that obtains opposite vehicle head lamp, so adopt the first intensity of illumination transducer to detect the intensity of illumination of opposite vehicle head lamp, adopt the second intensity of illumination transducer to detect the intensity of illumination of surrounding environment, then controller module is according to the difference judgement of the first intensity of illumination transducer and the second intensity of illumination sensor parameters, regulate the intensity of illumination of this car headlamp.
The optical receiving end of the second intensity of illumination transducer to point to automobile directly over, thereby what guarantee acceptance is surrounding environment illumination intensity (for example street lamp intensity of illumination), the optical receiving end of the first intensity of illumination transducer will point to the dead ahead of automobile, the light of accepting due to the first intensity of illumination transducer has comprised the intensity of illumination of opposite vehicle head lamp and the intensity of illumination of surrounding environment, so deduct the optical parameter of the second intensity of illumination transducer by the optical parameter of the first intensity of illumination transducer, (be made as is exactly x) intensity of illumination of opposite vehicle head lamp to final difference, because the words that the intensity of illumination of opposite vehicle head lamp is larger, just require the intensity of illumination of this car headlamp less inversely prroportional relationship, if this car headlamp output intensity is y, y=k/x(k is the parameter that can regulate so).
The utility model can arrange the button of a manual adjustments parameter k, thus the intensity of illumination that this car of manual adjustments headlamp is finally exported as required.
Claims (4)
1. car headlamp automatic light control system, is characterized in that: comprise car headlamp, intensity of illumination sensor assembly, controller module, light modulation driver module; The intensity of illumination signal that described intensity of illumination sensor assembly detects is input to controller module; The intensity of illumination signal analysis and processing of described controller module to input, then to light modulation driver module input control signal, the brightness of light modulation driver module control car headlamp.
2. car headlamp automatic light control system according to claim 1, is characterized in that, described intensity of illumination sensor assembly comprises the first intensity of illumination transducer and the second intensity of illumination transducer; The first intensity of illumination transducer detects the opposite intensity of illumination of headlamp of sending a car, and detection signal is input to controller module, and the second intensity of illumination transducer is for detection of the intensity of illumination of surrounding environment, and detection signal is input to controller module.
3. car headlamp automatic light control system according to claim 1 and 2, is characterized in that, described controller module is selected AVR chip microcontroller.
4. car headlamp automatic light control system according to claim 1 and 2, is characterized in that, described intensity of illumination sensor assembly is selected TLS2561FN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626961.4U CN203618181U (en) | 2013-10-12 | 2013-10-12 | Automobile headlamps automatically adjustable optical-intensity system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626961.4U CN203618181U (en) | 2013-10-12 | 2013-10-12 | Automobile headlamps automatically adjustable optical-intensity system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203618181U true CN203618181U (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320626961.4U Expired - Fee Related CN203618181U (en) | 2013-10-12 | 2013-10-12 | Automobile headlamps automatically adjustable optical-intensity system |
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| CN (1) | CN203618181U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107548205A (en) * | 2017-09-08 | 2018-01-05 | 合肥永烨信息科技有限公司 | A kind of LED automatic light control systems |
| CN107539209A (en) * | 2017-08-14 | 2018-01-05 | 北京小米移动软件有限公司 | Control the method and device of lights of vehicle |
-
2013
- 2013-10-12 CN CN201320626961.4U patent/CN203618181U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107539209A (en) * | 2017-08-14 | 2018-01-05 | 北京小米移动软件有限公司 | Control the method and device of lights of vehicle |
| CN107548205A (en) * | 2017-09-08 | 2018-01-05 | 合肥永烨信息科技有限公司 | A kind of LED automatic light control systems |
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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: 20140528 Termination date: 20141012 |
|
| EXPY | Termination of patent right or utility model |