CN103900003A - Automobile lamp system - Google Patents

Abstract

A car light system, which includes a laser light source and a controlled reflection module. The controlled rotation of the controlled reflection module reflects the light emitted by the laser light source to the desired lighting direction and forms an illumination area, which not only changes the laser light source. The point irradiation range, and the size of the lighting area and the direction of lighting are flexible and adjustable. The controlled reflection module is located in the light emitting direction of the laser light source, and is used to reflect the light emitted by the laser light source to the outside of the vehicle body. The controlled reflection module includes a motor, a rotating shaft and a reflecting mirror. The motor and the reflecting mirror are connected by a rotating shaft. The rotation of the motor drives the reflecting mirror to rotate rapidly according to a certain trajectory, adjusts the light output direction, forms a lighting area with a certain area, and overcomes the light intensity of the car lighting system. The problem of uneven distribution and low brightness, at the same time, the size of the overall car light can be effectively reduced.

Description

Lighting system

technical field

The invention relates to a vehicle light system, in particular to a vehicle light system used for driving lighting of automobiles.

Background technique

Traditional car lights usually use divergent light sources, such as high-pressure gas discharge lamps, LED lights, etc. The divergence angle of these light sources is generally about 100 degrees or more, which requires a larger lampshade, resulting in the size of the entire car light becoming very large. big.

The light intensity distribution of traditional car lights is uneven, the middle light intensity is stronger and the surrounding light intensity is weaker. In order to effectively use these light sources, the design of the entire light path and the corresponding light intensity distribution becomes difficult, and considerable experience and expertise are required. optical engineers to design.

The brightness of traditional car lights is low, which affects the driver's driving and easily causes traffic accidents.

Contents of the invention

The purpose of the present invention is to provide a vehicle light system, which can overcome the problems of uneven light intensity distribution and low brightness of the traditional vehicle light system, and at the same time, can also overcome the defect of the large size of the overall vehicle light.

A vehicle lighting system, used to provide lighting for driving, includes a laser light source and a controlled reflection module, the controlled reflection module is located in the light output direction of the laser light source, and the controlled reflection module is controlled to rotate to emit light from the laser light source. The light is reflected in the direction of the desired illumination and forms the illuminated area.

In the present invention, through the rotation of the controlled reflection module, the light emitted by the laser light source is reflected to the desired lighting direction and the lighting area is formed. The direction is flexible and adjustable, which overcomes the problems of uneven distribution of light intensity and low brightness in the car light system, and realizes the lighting of car lights. decrease.

Description of drawings

FIG. 1 is a schematic diagram of a vehicle light system in a first embodiment of the present invention.

Fig. 2 is a schematic diagram of the laser light source of the present invention.

FIG. 3 is a schematic diagram of the controlled reflection module of the present invention.

Fig. 4 is a schematic diagram of a vehicle light system in a second embodiment of the present invention.

Fig. 5 is a schematic diagram of the laser light source of the vehicle light system of the present invention.

FIG. 6 is a schematic diagram of the controlled reflection module of the present invention.

Fig. 7 is a schematic diagram of a vehicle light system in a third embodiment of the present invention.

FIG. 8 is a schematic diagram of the laser light source of the vehicle light system of the present invention.

FIG. 9 is a schematic diagram of the laser light source of the vehicle light system of the present invention.

Description of main component symbols

Lighting system 100, 100a, 100b Laser light source 20, 20a, 20b Substrate 21, 21a, 21b laser diode twenty two lens twenty three Controlled Reflection Mod 30, 30a motor 31 shaft 32 curved mirror 33 flat mirror 33a

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings.

Implementation Mode 1

Please refer to FIG. 1 to FIG. 3 , the vehicle lighting system 100 includes a laser light source 20 and a controlled reflection module 30 , both of which are disposed in the vehicle body.

The laser light source 20 includes a substrate 21 and a laser diode 22. The laser light source 20 is connected to a power source to provide electric energy required for lighting. The light emitted by the laser diode 22 is relatively concentrated and hardly diverges, and the luminous intensity is uniform and the brightness is high.

The controlled reflection module 30 is located in the light emitting direction of the laser light source 20 , and the controlled reflection module 30 is controlled to rotate to reflect the light emitted by the laser light source 20 to the desired lighting direction and form an illumination area of a certain area. In this embodiment, the controlled reflection module 30 includes a motor 31 , a rotating shaft 32 and a curved mirror 33 . The curved reflector 33 is connected with the motor 31 through the rotating shaft 32. The laser incident direction of the curved reflector 33 is toward the laser light source 20, and the laser reflection direction of the curved reflector 33 is toward the outside of the vehicle body. The laser reflected by the curved reflector 33 It can be directed to the direction of the required lighting outside the car body, such as the driving road. The motor 31 is connected to the battery in the vehicle body, and the battery in the vehicle body is used to provide power to control the rotation of the rotating shaft 32 to adjust the angle of the curved mirror 33 .

In this embodiment, the size of the surface of the curved reflector 33 is based on the fact that the light emitted by the laser light source 20 can be completely reflected. By selecting different substrates 21, selecting different curved reflectors 33, and adjusting the distance between the laser light source 20 and the curved reflector 33, the motor 31 controls the curved reflector 33 to rotate rapidly according to a certain track, and finally the entire car light system The emitted light forms an illumination area of a certain area, which not only changes the point irradiation range produced by the laser light source 20, but also flexibly adjusts the size of the area of the illumination area and the direction of illumination, so as to overcome the problems of uneven distribution of light intensity and low brightness of the vehicle lighting system. The problem is to realize the lighting of the car lights, and at the same time, reduce the size of the whole car lights.

Implementation mode two

Please refer to FIG. 4 to FIG. 6 , the vehicle lighting system 100a includes a laser light source 20a and a controlled reflection module 30a, both of which are arranged in the vehicle body.

The laser light source 20a includes a substrate 21a and a laser diode 22. The laser light source 20a is connected to a power source to provide electric energy required for lighting. For example, a battery in the car can be used to provide power for the laser light source 20a. The light emitted by the laser diode 22 is relatively concentrated and hardly diverges, and the luminous intensity is uniform and the brightness is high.

The controlled reflection module 30a is located in the light emitting direction of the laser light source 20a, and the controlled reflection module 30a is controlled to rotate to reflect the light emitted by the laser light source 20a to the desired lighting direction and form a certain area of lighting area. In this embodiment, the controlled reflection module 30 a includes a motor 31 , a rotating shaft 32 and a flat mirror 33 a. Described plane reflector 33a is connected with motor 31 by this rotating shaft 32, and the laser incident direction of plane reflector 33a is towards laser light source 20, and the laser reflection direction of plane reflector 33a is towards the outside of vehicle body, the laser light reflected by plane reflector 33a It can be directed to the direction of the required lighting outside the car body, such as the driving road. The motor 31 is connected to the battery in the vehicle body, and the battery in the vehicle body is used to provide power to control the rotation of the rotating shaft 32 to adjust the angle of the plane reflector 33a.

In this embodiment, the mirror size of the plane mirror 33a is based on the ability to completely reflect the light emitted by the laser light source 20 as a consideration standard. By selecting different plane reflectors 33a, and by adjusting the distance between the laser light source 20a and the plane reflector 33a, the motor 31 controls the plane reflector 33a to rotate rapidly according to a certain track, and finally the light emitted by the entire car light system forms a certain area. The lighting area can not only change the point irradiation range produced by the laser light source 20a, but also the size of the lighting area and the direction of lighting can be flexibly adjusted, so as to overcome the problems of uneven light intensity distribution and low brightness of the car lighting system, and realize the realization of Lighting, at the same time, enables the overall headlight to be reduced in size.

Implementation Mode Three

Please refer to FIG. 6 to FIG. 9 , the vehicle lighting system 100b includes a laser light source 20b and a controlled reflection module 30a, both of which are arranged in the vehicle body.

The laser light source 20b includes a substrate 21b and a laser diode 22. The laser light source 20b is connected to a power source to provide electric energy required for lighting. For example, a battery in a car can be used to provide power for the laser light source 20b. The light emitted by the laser diode 22 is relatively concentrated and hardly diverges, and the luminous intensity is uniform and the brightness is high.

The controlled reflection module 30a is located in the light emitting direction of the laser light source 20b, and the controlled reflection module 30a is controlled to rotate to reflect the light emitted by the laser light source 20b to the desired lighting direction and form a certain area of lighting area. In this embodiment, the controlled reflection module 30 a includes a motor 31 , a rotating shaft 32 and a flat mirror 33 a. The plane reflector 33a is connected to the motor 31 through the rotating shaft 32, the laser incident direction of the plane reflector 33a faces the laser light source 20, and the laser reflection direction of the plane reflector 33a faces the outer plane reflector 33a of the vehicle body. The motor 31 is connected to the battery in the vehicle body, and the battery in the vehicle body is used to provide power to control the rotation of the rotating shaft 32 to adjust the angle of the plane reflector 33a.

The lens 23 is placed between the laser light source 20b and the controlled reflection module 30a, and the lens 23 is positioned in the direction of the laser light source 20b. By selecting lenses 23 of different specifications, the distance between the lens 23 and the plane reflector 33a can be adjusted. The irradiation area of the laser light reaching the mirror surface of the plane reflector 33 a and the reflected light output area are increased, so that the formed illumination area is also increased. If the same lighting area needs to be achieved, by adding the lens 23, the motor 31 with a lower rotating speed can be selected, and the rotation angle of the rotating shaft 32 can also be correspondingly reduced, so that the brightness of the car light system is not lost, and the light Strong distribution is more even.

In this embodiment, the mirror size of the plane reflector 33a is based on the fact that it can completely reflect the light emitted by the laser light source 20b. By selecting different plane reflectors 33a and different lenses 23, by adjusting the distance between the laser light source 20b and the lens 23, and the distance between the lens 23 and the plane reflector 33a, the motor 31 controls the plane reflector 33a to rotate according to a certain track Finally, the light emitted by the entire car light system forms a certain area of illumination area, which not only changes the point irradiation range generated by the laser light source 20b, but also flexibly adjusts the size of the area of the illumination area and the direction of illumination to overcome the light intensity of the car light system. The problem of uneven distribution and low brightness has realized the lighting of the car lights, and at the same time, the size of the whole car lights has been reduced.

For those skilled in the art, other changes can be made within the technical concept of the present invention. However, other corresponding changes and deformations made according to the technical concept of the present invention should all belong to the protection scope of the claims of the present invention.

Claims (8)

1. A car light system, which is used to provide lighting for driving, is characterized in that: it includes a laser light source and a controlled reflection module, the controlled reflection module is located in the light emitting direction of the laser light source, and the controlled reflection module is controlled Turn to reflect the light emitted by the laser light source to the direction of the desired illumination and form an illumination area. 2. The vehicle light system according to claim 1, wherein the laser light source comprises a substrate and several laser diodes. 3. The vehicle light system according to claim 1, wherein the controlled reflection module comprises a motor, a rotating shaft and a reflector, and the motor and the reflector are connected through a rotating shaft. 4. The vehicle light system according to claim 3, wherein the reflector is a plane mirror or a curved mirror. 5 . The vehicle light system according to claim 3 , wherein the incident direction of the laser light of the reflector faces the laser light source, and the reflection direction of the laser light of the reflector faces the direction in which the exterior of the vehicle body needs to be illuminated. 6 . 6 . The vehicle light system according to claim 1 , wherein the laser light source is electrically connected to a battery in the vehicle body, and the battery in the vehicle body is used to provide power. 7 . 7. The vehicle light system according to claim 3, wherein the motor is electrically connected to a battery in the vehicle body, and the battery in the vehicle body is used to provide power. 8. The vehicle light system according to any one of claims 1 to 7, characterized in that it comprises a lens, the lens is arranged between the laser light source and the controlled reflection module, and is located in the light emitting direction of the laser light source.

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