CN103481812B - Laser and tengsten lamp mixing light source headlight for vehicles - Google Patents
Laser and tengsten lamp mixing light source headlight for vehicles Download PDFInfo
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- CN103481812B CN103481812B CN201310483853.0A CN201310483853A CN103481812B CN 103481812 B CN103481812 B CN 103481812B CN 201310483853 A CN201310483853 A CN 201310483853A CN 103481812 B CN103481812 B CN 103481812B
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Abstract
The invention discloses a kind of laser and tengsten lamp mixing light source headlight for vehicles, semiconductor laser and tengsten lamp are mixed and is applied in headlight for vehicles, when night or other needs illumination, using the teaching of the invention it is possible to provide to the better vehicle light illumination demand of driver.The mixing light source headlight for vehicles of the present invention is located at automobile head, and mixing light source headlight for vehicles is by circuit control module, mixed light source module, optical process modules, temperature control modules, detection module and alarm module；Circuit control module connects mixed light source module, and the leading portion of mixed light source module is provided with optical process modules, and detection module outfan connects alarm module.The present invention provides one more superior headlight for vehicles lighting source, and has intelligent alarm function, further guarantee driving safety.
Description
Technical field
The invention belongs to automobile lamp, be specifically related to a kind of utilize laser instrument and tengsten lamp as the headlight for vehicles of light source, comprise distance-light and auxiliary alarm function.
Background technology
Headlight for vehicles, also referred to as car headlamp, as the eyes of automobile, is not only related to the external image of a car owner, and safe driving when more with driving at night or bad weather is closely connected.Using and maintaining of car light, can not ignore.
When night or weather are dark, headlight for vehicles directly affects automobile traveling problem, and the headlight for vehicles of high-quality is favorably improved driving safety and reduces accident rate.Orthodox car headlight utilizes Halogen light, xenon lamp etc. to be designed using, but owing to some type lamp bubble is comparatively short for service life, and power consumption is higher.Along with the development of LED technology, LED is used in car light gradually.LED is little with its volume, and application is convenient；Long service life, durable in use, shock resistance is strong, can more than 20000 hours, and the conventional halogen lamp life-span is typically in 300 hours；Efficiency is high, less excess loss；Fast response time, being different from orthodox car headlight needs the features such as longer driving time delay, progressively promotes the use of, but LED is applied in headlight for vehicles there is also some problems and be not solved by, therefore distance mature technology product also has stretch farther out to walk.
But comparing with mixing light source headlight for vehicles, mixing light source headlight for vehicles has very prominent feature: (1), good directionality, evenly irradiates in irradiation area, and large change will not be there is along with the time of use increases；(2), penetration capacity strong, the headlight for vehicles of this patent is to be mixed by laser instrument and tengsten lamp to produce to irradiate light, it is possible to be penetrated into farther distance under blind environment；(3), power density big, with under the equal power consumption of orthodox car headlight, laser has higher illumination with tengsten lamp mixing light source headlight for vehicles；(4) fast response time, is more than 100 times of orthodox car headlight；(5) with strong points, it is possible to for the light source relation between different service condition proportioning laser instrument and tengsten lamp, in order to adapt to different situations, for instance some particular case needs to improve brightness, regulate colour temperature etc..
Meanwhile being born in 1985 from First laser instrument in the world, China developed First laser instrument in 1961, and over more than 40 year, laser technology is swift and violent with application development；And laser is with good directivity, strong penetrance and high brightness, has indispensable effect at numerous areas, such as laser radar, laser chemistry, laser medicine and Laser Processing etc..The most practical most important class laser instrument of semiconductor laser diode laser instrument.Its volume is little, life-span length, drive simple and can also reach high power, and can well be integrated with other parts, to using environment too much requirement.Summary laser instrument plurality of advantages is for improving the defect of tengsten lamp, it is possible to better improves car light overall performance, and has more actual operability and commercialization.
Summary of the invention
The invention aims to provide a kind of laser and tengsten lamp mixing light source headlight for vehicles, laser instrument and tengsten lamp being mixed is applied in automobile headlight for vehicles, when headlight for vehicles opened by needs, by laser instrument and tengsten lamp as light source, utilize beam shaping, close technology such as restrainting and homogenize, before automobile, project specific given shape homogeneous area, it is ensured that automobile normal running, and different brightness and corresponding colour temperature etc. can be continuously adjusted according to service condition difference.
For reaching above-mentioned purpose, the present invention adopts below scheme:
A kind of laser and tengsten lamp mixing light source headlight for vehicles, mixing light source headlight for vehicles is located at automobile head, mixes light source vapour.Car headlight is made up of circuit control module, mixed light source module, optical process modules, temperature control modules, detection module and alarm module；Circuit control module utilizes automobile power itself circuit power taking, circuit control module connects mixed light source module, the laser lamp front of mixed light source module is provided with optical process modules, the light that mixed light source module sends projects away by after optical process modules, and mixed light source module connects temperature control modules；Circuit control module connection detection module, detection module outfan connects alarm module, and alarm module outfan connects mixed light source module, and mixed light source module adopts laser instrument and tengsten lamp as headlight for vehicles light source.
Wherein in some embodiments, the laser instrument of described mixed light source module and tengsten lamp adopt and are connected in parallel circuit.
Wherein in some embodiments, described optical process modules adopts grating, laser is carried out shaping by the optical shaping element of prism, and optical process modules closes bundle, homogenizing and shaping laser instrument and tengsten lamp, projects setting shape illumination region.
Wherein in some embodiments, described detection module utilizes sensor that car light running status is detected, and detection module utilizes laser to measure speed and and leading vehicle distance.
A kind of alarming method for power adopting above-mentioned laser and tengsten lamp mixing light source headlight for vehicles, comprises the following steps:
1., circuit control module utilize automobile power itself circuit power taking, circuit control module sets the mode of operation of greasy weather, night and fine day, regulates different brightness and light source color temperature；Circuit control module is powered to mixed light source module, and temperature control modules ensure that the mixing light source headlight for vehicles of mixed light source module can work under the ambient temperature on a large scale of-40 DEG C to 85 DEG C；
2., when needing alarm module to work, mixed light source module sends corresponding instruction proportioning laser and tengsten lamp, laser shape and dispersion angle is converted through optical process modules device, before automobile, illuminate region formed middle with Amber Alerts or shape, color alerts pattern etc., the warning reminding effect that driver is stronger in fact；
3., when this car travels, detection module can detect that whether mixing light source headlight for vehicles is at normal operation, including whether irradiation mode is consistent with practical operation situation, sets suggestion and reminds, and can also detect that whether each parts are normal, in order to remind and change in time and maintenance；
4., when getting too close to front truck, setting regions crossed by vehicle, then alarm module trigger alarm signals, alarm module projects corresponding warning picture by mixed light source module, alarm module is reminded to in-vehicle information simultaneously, and mixing light source headlight for vehicles sends corresponding alarm signal and change becomes and warns shape accordingly.
Present invention improves conventional light source:
1, directivity is poor, irradiation area and shape are relatively fixed dumb；
2, penetration capacity is poor, and laser has higher penetration capacity with tengsten lamp mixing light source headlight for vehicles；
3, restricted lifetime, it is possible to say that the life-span brings up to more than several ten thousand hours；
4, function singleness, does not have the disadvantages described above such as auxiliary alarm function；
5, continuously adjustable, it is possible to continuously adjust the parameter of vehicle lamp brightness and colour temperature.
Laser has better illuminating effect with tengsten lamp mixing light source headlight for vehicles, particularly can occur relevant warning picture, especially the be beyond one's reach effect of orthodox car headlight in irradiation area；When headlight for vehicles is opened, detection module continuous firing, the offer of headlight for vehicles situation is provided in time for driver comprehensively and the most favorably helps；Improve driving safety comprehensively, and can also effectively reduce the accident rate of traffic accident.
Accompanying drawing explanation
Fig. 1 show the side-looking design sketch of the embodiment of the present invention.
Fig. 2 show the circuit block diagram of the embodiment of the present invention.
Detailed description of the invention
For inventive feature, technological means and the specific purposes reached, function can be further appreciated that, resolve the advantages and spirit of the present invention, by the present invention is further elaborated by the following examples.
The present invention has put forward a kind of design that headlight for vehicles is new, it is provided that a kind of more superior headlight for vehicles, and gathers multiple warning and be detected on one.
The design sketch of the embodiment of the present invention is referring to accompanying drawing 1, accompanying drawing 2, and the mixing light source headlight for vehicles 11 of the present invention can project bright irradiation area at automobile 10 head, the Y light district in figure；Also can demonstrating Amber Alerts pattern at automobile head irradiation area, the X in figure is to light.
Arranging mixing light source headlight for vehicles 11 at automobile 10 head, mixing light source headlight for vehicles 11 is mainly made up of circuit control module 1, mixed light source module 2, optical process modules 3, temperature control modules 4, detection module 5 and alarm module 6 six part.
Utilize automobile 10 power itself circuit power taking, powered to mixed light source module 2 by circuit control module 1 (power supply and control circuit), mixed light source module sends laser, laser shape and dispersion angle is converted through optical process modules device 3, project bright irradiation area at automobile head, meet dark weather down train demand.Secondly temperature control modules 4 ensure that mixing light source headlight for vehicles can work under the ambient temperature on a large scale of-40 DEG C to 85 DEG C.Detection module 5 can detect laser and tengsten lamp mixing light source headlight for vehicles ruuning situation and and leading vehicle distance, and calculate rear car braking safe distance according to this car speed meter, and utilize alarm module 6 to project corresponding warning picture and in-vehicle information prompting according to this, provide warn keeping safe distance between vehicles and mixing light source headlight for vehicles ruuning situation.This will be greatly improved the safety of driving.
The present invention adopts laser instrument and tengsten lamp to mix as headlight for vehicles light source.Circuit control module 1 can be passed through and optical process modules 3 links, yellow or other color multiple warning pattern is projected in irradiation area, yellow is commonly applied in various warning, red being commonly applied to various is forbidden in warning, corresponding informance is judged by detection module 5, it is transported to circuit control module 1, is finally directly controlled the warning picture of correspondence by circuit control module 1.
During utilization, alarming method for power is as follows:
Circuit control module 1 utilizes automobile power itself circuit power taking, and circuit control module 1 can set that different synoptic models, and different brightness and colour temperature correspond to different weather situation；Circuit control module 1 is powered to mixed light source module 2, and temperature control modules 4 ensure that the mixing light source headlight for vehicles of mixed light source module 2 can work under the ambient temperature on a large scale of-40 DEG C to 85 DEG C；
When driving need to be warned, there will be yellow reduce-speed sign or other color shape warning picture in mixing light source headlight for vehicles irradiation area so that driver is not under affecting normal driving situation, it is possible to easily recognize corresponding moving car alarm；
When opening laser with tengsten lamp mixing light source headlight for vehicles, detection module 5 can monitor the ruuning situation of headlight, problem to appear or when being likely to occur problem, in time corresponding informance is fed back to driver in car, driver is allowed to grasp situation in the very first time, take countermeasure, improve traffic safety.
Mixing light source headlight for vehicles application adopt the optical shaping element such as grating, prism that laser is carried out shaping.The different optics such as corresponding grating can change the profile of laser, and these optics can ensure that laser forms stability and the low-loss of figure.Mixing light source headlight for vehicles is arranged on automobile head.
The invention have the advantages that
1, large format uniform illumination district can be irradiated, it is possible to better ensured traffic safety；
2, directivity is more prominent, owing to using laser with tengsten lamp mixing light source as headlight for vehicles light source, it is easier to control direction and the region of projection；
3, illumination is evenly, it is to avoid occurs that uneven illumination is even or has dark angle speck situation；
4, the life-span is long, it is possible to reach several ten thousand hours；
5, extra monitoring and warning safe guarantee；
6, continuously adjustable brightness and colour temperature.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (2)
1. the alarming method for power adopting laser and tengsten lamp mixing light source headlight for vehicles, a kind of laser and tengsten lamp mixing light source headlight for vehicles are provided, automobile (10) head is located in mixing light source headlight for vehicles (11), and described mixing light source headlight for vehicles (11) is made up of circuit control module (1), mixed light source module (2), optical process modules (3), temperature control modules (4), detection module (5) and alarm module (6)；Described circuit control module (1) utilizes automobile power itself circuit power taking, described circuit control module (1) connects mixed light source module (2), the laser lamp front of described mixed light source module (2) is provided with optical process modules (3), the light that described mixed light source module (2) sends is projected away afterwards by optical process modules (3), and described mixed light source module (2) connects temperature control modules (4)；Described circuit control module (1) connection detection module (5), described detection module (5) outfan connects alarm module (6), described alarm module (6) outfan connects mixed light source module (2), described mixed light source module (2) adopts laser instrument and tengsten lamp as headlight for vehicles light source, it is characterized in that, comprise the following steps:
1., circuit control module (1) utilize automobile power itself circuit power taking, circuit control module (1) sets the mode of operation of greasy weather, night and fine day, regulates different brightness and light source color temperature；
Circuit control module (1) is powered to mixed light source module (2), and temperature control modules (4) ensure that the mixing light source headlight for vehicles of mixed light source module (2) can work under the ambient temperature on a large scale of-40 DEG C to 85 DEG C；
2., when needing alarm module to work, mixed light source module (2) sends corresponding instruction proportioning laser and tengsten lamp, laser shape and dispersion angle is converted through optical process modules (3) device, before automobile, illuminate region formed middle with color alerts pattern, the warning reminding effect that driver is stronger；
3., when this car travels, detection module (5) can detect that whether mixing light source headlight for vehicles is at normal operation, including whether irradiation mode is consistent with practical operation situation, setting suggestion is reminded, and can also detect that whether each parts are normal, in order to remind and change in time and maintenance；
4., when getting too close to front truck, setting regions crossed by vehicle, then alarm module (6) trigger alarm signals, alarm module (6) projects corresponding warning picture by mixed light source module (2), alarm module (6) is reminded to in-vehicle information simultaneously, and mixing light source headlight for vehicles sends corresponding alarm signal and change becomes and warns shape accordingly.
2. the alarming method for power of employing laser according to claim 1 and tengsten lamp mixing light source headlight for vehicles, it is characterised in that described color alerts pattern is Amber Alerts pattern.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310483853.0A CN103481812B (en) | 2013-10-16 | 2013-10-16 | Laser and tengsten lamp mixing light source headlight for vehicles |
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| CN201310483853.0A CN103481812B (en) | 2013-10-16 | 2013-10-16 | Laser and tengsten lamp mixing light source headlight for vehicles |
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| CN103481812A CN103481812A (en) | 2014-01-01 |
| CN103481812B true CN103481812B (en) | 2016-06-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102014009594A1 (en) * | 2014-06-27 | 2015-12-31 | Audi Ag | Lighting device for a motor vehicle with a safety device for detecting fault conditions and method for detecting fault conditions |
| US10794719B2 (en) * | 2015-04-10 | 2020-10-06 | Maxell, Ltd. | Vehicle image projection apparatus that projects an image in the front and back of a vehicle based on sensor information |
| CN108045302A (en) * | 2017-12-06 | 2018-05-18 | 广东雷腾智能光电有限公司 | It is a kind of can automobile-used dot matrix laser headlight control system and control method |
| CN108253373A (en) * | 2018-01-05 | 2018-07-06 | 张轹冰 | A kind of array laser car light adaptively illuminated |
Citations (5)
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| CN101842261A (en) * | 2007-10-31 | 2010-09-22 | 松下电器产业株式会社 | Vehicular lighting device |
| CN102371937A (en) * | 2010-08-18 | 2012-03-14 | 通用汽车环球科技运作有限责任公司 | Motor vehicle with digital projectors |
| CN102635824A (en) * | 2012-04-28 | 2012-08-15 | 重庆大学 | High/low beam regulating system for automotive laser lighting |
| CN102661563A (en) * | 2012-04-28 | 2012-09-12 | 重庆大学 | Spectrum-adjustable automotive laser headlamp system |
| CN103287338A (en) * | 2013-05-29 | 2013-09-11 | 开平市中铝实业有限公司 | Automobile lamp failure monitoring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5577138B2 (en) * | 2010-04-08 | 2014-08-20 | スタンレー電気株式会社 | Vehicle headlamp |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842261A (en) * | 2007-10-31 | 2010-09-22 | 松下电器产业株式会社 | Vehicular lighting device |
| CN102371937A (en) * | 2010-08-18 | 2012-03-14 | 通用汽车环球科技运作有限责任公司 | Motor vehicle with digital projectors |
| CN102635824A (en) * | 2012-04-28 | 2012-08-15 | 重庆大学 | High/low beam regulating system for automotive laser lighting |
| CN102661563A (en) * | 2012-04-28 | 2012-09-12 | 重庆大学 | Spectrum-adjustable automotive laser headlamp system |
| CN103287338A (en) * | 2013-05-29 | 2013-09-11 | 开平市中铝实业有限公司 | Automobile lamp failure monitoring device |
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Effective date of registration: 20181207 Address after: 523000 Fourth Floor, Building A4, Guangda WE Valley, No. 2 Headquarters of Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: Guangdong Che Magic Yanyuan Technology Co., Ltd. Address before: 523000 407, room 4, building 1, innovation and Technology Park, Songshan Lake high tech Industrial Development Zone, Dongguan, Guangdong, China Patentee before: Dongguan Yanyuan Investment Company Limited |
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