Day running lamp for motor vehicle and motor vehicle having same
A day running lamp includes a laser light source, a light splitting element, a number of light path adjusting elements, a number of scattering elements, and a lampshade. The laser light source is configured for emitting a single laser beam, and the splitting element is configured for splitting the single laser beam into a number of divided beams. Each of the light path adjusting elements is configured for adjusting a light path of corresponding divided beams into parallel beams. The scattering elements are configured for diffusing the parallel divided beams onto the lampshade.
1. A day running lamp comprising:
a laser light source being configured for emitting a laser beam;
a light splitting element, the light splitting element being arranged on a light outputting path of the laser light source and configured for splitting the laser beam emitted from the laser light source into a plurality of divided beams;
a plurality of light path adjusting elements, each of the light path adjusting element being arranged in the transmission direction of the corresponding divided beam and configured for adjusting the light path of the divided beam into parallel to the laser beam from the laser light source;
a plurality of scattering elements, the scattering element are arranged in parallel and at intervals and configured for receiving the paralleled divided beams and diffusing the divided beams; and
a lampshade being arranged on light outputting paths of the scattering elements, and the diffused laser beams reach the lampshade.
2. The day running lamp of claim 1 , wherein the laser light source is a laser diode.
3. The day running lamp of claim 2 , wherein each of the light path adjusting element is a reflector.
4. The day running lamp of claim 3 , wherein each of the scattering elements is a concave lens.
5. The day running lamp of claim 3 , wherein each of the scattering elements is a convex lens.
6. The day running lamp of claim 5 , wherein the light splitting element is a diffracting grating.
7. The day running lamp of claim 6 , wherein the laser light source is arranged facing to a center of the splitting element.
8. The day running lamp of claim 7 , wherein the lampshade comprises a first surface and a second surface opposite to the first surface, the second surface is arranged facing the scattering element, the first surface and the second surface comprise a plurality of micro structures.
9. The day running lamp of claim 8 , wherein the micro structures are a conical convex array or a hemispherical convex array.
10. The day running lamp of claim 9 , wherein the first surface and the second surface are atomization surfaces.
11. The day running lamp of claim 1 , wherein the scattering elements are arranged in a same plane.
12. A motor vehicle, comprising:
a vehicle body and a vehicle head connecting with the vehicle body; and comprising
at least one day running lamps mounted on the vehicle head, each of the day running lamps comprising:
a laser light source being configured for emitting a single laser beam;
a light splitting element, the light splitting element being arranged on a light outputting path of the laser light source and configured for splitting the laser beam emitted from the laser light source into a plurality of divided beams;
a plurality of light path adjusting elements, each of the light path adjusting element being arranged in the transmission direction of the divided beam and configured for adjusting the light path of the divided beam into parallel to the laser beam from the laser light source;
a plurality of scattering elements, the scattering element are arranged in parallel and at intervals and configured for receiving the paralleled divided beams and diffusing the divided beams; and
a lampshade being arranged on light outputting paths of the scattering elements, and the diffused laser beams reach the lampshade.
13. The motor vehicle of claim 12 , wherein the laser light source is a laser diode.
14. The motor vehicle of claim 13 , wherein the each of the light path adjusting elements is a reflector.
15. The motor vehicle of claim 14 , wherein each of the scattering elements is a concave lens or a convex lens.
16. The motor vehicle of claim 15 , wherein the light splitting element is a diffracting grating.
17. The motor vehicle of claim 16 , wherein the lampshade comprises a first surface and second surface opposite to the first surface, the second surface is arranged facing the scattering element, the first surface and the second surface comprises a plurality of micro structures.
18. The motor vehicle of claim 17 , wherein the scattering elements are arranged in a same plane.