VEHICLE LAMP MODULE

• US 20150300588A1
• Filed: 04/16/2015
• Published: 10/22/2015
• Est. Priority Date: 04/18/2014
• Status: Active Grant

• Current Assignee: Wang Cheng
• Original Assignee: ADI Optics Co., Ltd.
• Inventors: WANG, CHENG
• Granted Patent: US 9,657,913 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: F21S 41/143 the main emission direction of the LED being parallel to the optical axis of the illuminating device
• CPC Class Codes: F21S 41/147 the main emission direction of the LED being angled to the optical axis of the illuminating device
• CPC Class Codes: F21S 41/151 arranged in one or more lines
• CPC Class Codes: F21S 41/255 Lenses with a front view of circular or truncated circular outline
• CPC Class Codes: F21S 41/321 the reflector being a surface of revolution or a planar surface, e.g. truncated
• CPC Class Codes: F21S 41/336 with discontinuity at the junction between adjacent areas
• CPC Class Codes: F21S 41/365 successively reflecting the light
• CPC Class Codes: F21S 41/43 characterised by the shape thereof

Abstract

Disclosed is a vehicle lamp module, including a lamp cup structure, a light-emitting structure, and a lens structure. The lamp cup structure has multiple light-focusing curved surfaces, where each of the light-focusing curved surfaces has a first focal point and a second focal point, and the first focal point and the second focal point of each light-focusing curved surface are located on an axis of the light-focusing curved surface. The light-emitting structure includes multiple light-emitting elements, where each of the light-emitting elements is disposed corresponding to the first focal point of a corresponding one of the light-focusing curved surfaces. The lens structure has a lens focal point, a primary optical axis, and a reference line, where the lens focal point is located at an intersection point of the primary optical axis and the reference line and the reference line is parallel to the lens structure.

Claims

1. A vehicle lamp module, comprising:

a lamp cup structure having a first light-focusing curved surface, a second light-focusing curved surface, a third light-focusing curved surface, and a fourth light-focusing curved surface, wherein the first light-focusing curved surface has a first focal point and a second focal point, the second light-focusing curved surface has a third focal point and a fourth focal point, the third light-focusing curved surface has a fifth focal point and a sixth focal point, and the fourth light-focusing curved surface has a seventh focal point and an eighth focal point, wherein the first focal point and the second focal point are located on a first axis, the third focal point and the fourth focal point are located on a second axis, the fifth focal point and the sixth focal point are located on a third axis, and the seventh focal point and the eighth focal point are located on a fourth axis;

a light-emitting structure including a first light-emitting element, a second light-emitting element, a third light-emitting element, and a fourth light-emitting element, wherein the first light-emitting element corresponds to the first focal point, the second light-emitting element corresponds to the third focal point, the third light-emitting element corresponds to the fifth focal point, and the fourth light-emitting element corresponds to the seventh focal point; and

a lens structure having a lens focal point, a primary optical axis, and a reference line, wherein the lens focal point is located at an intersection point of the primary optical axis and the reference line and the reference line is parallel to the lens structure, wherein

the second focal point, the fourth focal point, the sixth focal point, and the eighth focal point are all located on the reference line, and

a first light source generated by the first light-emitting element is projected onto the first light-focusing curved surface to form a first reflection light source corresponding to the second focal point, a second light source generated by the second light-emitting element is projected onto the second light-focusing curved surface to form a second reflection light source corresponding to the fourth focal point, a third light source generated by the third light-emitting element is projected onto the third light-focusing curved surface to form a third reflection light source corresponding to the sixth focal point, and a fourth light source generated by the fourth light-emitting element is projected onto the fourth light-focusing curved surface to form a fourth reflection light source corresponding to the eighth focal point.

2. The vehicle lamp module according to claim 1, wherein the lens focal point converges with the fourth focal point and the sixth focal point, and the second focal point and the eighth focal point are adjacent to two sides of the lens focal point respectively.

3. The vehicle lamp module according to claim 1, wherein the lens focal point converges with the second focal point and the eighth focal point, and the fourth focal point and the sixth focal point are adjacent to two sides of the lens focal point respectively.

4. The vehicle lamp module according to claim 1, wherein the first light-emitting element is disposed adjacent to or directly at the first focal point, the second light-emitting element is disposed adjacent to or directly at the third focal point, the third light-emitting element is disposed adjacent to or directly at the fifth focal point, and the fourth light-emitting element is disposed adjacent to or directly at the seventh focal point.

5. The vehicle lamp module according to claim 1, further comprising a reflection structure including a first reflecting mirror and a second reflecting mirror, wherein the first reflecting mirror is disposed between the first light-emitting element and the second light-emitting element, and the second reflecting mirror is disposed between the third light-emitting element and the fourth light-emitting element.

6. The vehicle lamp module according to claim 1, further comprising a light beam adjusting structure, wherein the light beam adjusting structure is disposed on the primary optical axis adjacent to the lens focal point and has a reflecting surface.

7. A vehicle lamp module, comprising:

a lamp cup structure having a first light-focusing curved surface, a second light-focusing curved surface, a third light-focusing curved surface, a fourth light-focusing curved surface, a first reflecting plate, and a second reflecting plate, wherein the first reflecting plate is disposed between the first light-focusing curved surface and the second light-focusing curved surface to connect the first light-focusing curved surface and the second light-focusing curved surface, and the second reflecting plate is disposed between the third light-focusing curved surface and the fourth light-focusing curved surface to connect the third light-focusing curved surface and the fourth light-focusing curved surface;

wherein the first light-focusing curved surface has a first focal point and a second focal point, the second light-focusing curved surface has a third focal point and a fourth focal point, the third light-focusing curved surface has a fifth focal point and a sixth focal point, and the fourth light-focusing curved surface has a seventh focal point and an eighth focal point, wherein the first focal point and the second focal point are located on a first axis, the third focal point and the fourth focal point are located on a second axis, the fifth focal point and the sixth focal point are located on a third axis, and the seventh focal point and the eighth focal point are located on a fourth axis;

a light-emitting structure including a first light-emitting element, a second light-emitting element, a third light-emitting element, and a fourth light-emitting element, wherein the first light-emitting element corresponds to the first focal point, the second light-emitting element corresponds to the third focal point, the third light-emitting element corresponds to the fifth focal point, and the fourth light-emitting element corresponds to the seventh focal point; and

a lens structure having a lens focal point, a primary optical axis, and a reference line, wherein the lens focal point is located at an intersection point of the primary optical axis and the reference line and the reference line is parallel to the lens structure, wherein

the second focal point, the fourth focal point, the sixth focal point, and the eighth focal point are all located on the reference line, and

a first light source generated by the first light-emitting element is projected onto the first light-focusing curved surface to form a first reflection light source corresponding to the second focal point, a second light source generated by the second light-emitting element is projected onto the second light-focusing curved surface to form a second reflection light source corresponding to the fourth focal point, a third light source generated by the third light-emitting element is projected onto the third light-focusing curved surface to form a third reflection light source corresponding to the sixth focal point, and a fourth light source generated by the fourth light-emitting element is projected onto the fourth light-focusing curved surface to form a fourth reflection light source corresponding to the eighth focal point.

8. The vehicle lamp module according to claim 7, wherein the lens focal point converges with the second focal point, the fourth focal point, the sixth focal point, and the eighth focal point, the first light-emitting element is adjacent to the first focal point, and the fourth light-emitting element is adjacent to the seventh focal point.

9. The vehicle lamp module according to claim 7, wherein the first light-emitting element is disposed adjacent to or directly at the first focal point, the second light-emitting element is disposed adjacent to or directly at the third focal point, the third light-emitting element is disposed adjacent to or directly at the fifth focal point, and the fourth light-emitting element is disposed adjacent to or directly at the seventh focal point.

10. A vehicle lamp module, comprising:

a lamp cup structure having a first light-focusing curved surface, a second light-focusing curved surface, and a third light-focusing curved surface, wherein the first light-focusing curved surface has a first focal point and a second focal point, the second light-focusing curved surface has a third focal point and a fourth focal point, and the third light-focusing curved surface has a fifth focal point and a sixth focal point, wherein the first focal point and the second focal point are located on a first axis, the third focal point and the fourth focal point are located on a second axis, and the fifth focal point and the sixth focal point are located on a third axis;

a light-emitting structure including a first light-emitting element, a second light-emitting element, and a third light-emitting element, wherein the first light-emitting element corresponds to the first focal point, the second light-emitting element corresponds to the third focal point, and the third light-emitting element corresponds to the fifth focal point; and

a lens structure having a lens focal point, a primary optical axis, and a reference line, wherein the lens focal point is located at an intersection point of the primary optical axis and the reference line and the reference line is parallel to the lens structure, wherein

the second focal point, the fourth focal point, and the sixth focal point are all located on the reference line, and

a first light source generated by the first light-emitting element is projected onto the first light-focusing curved surface to form a first reflection light source corresponding to the second focal point, a second light source generated by the second light-emitting element is projected onto the second light-focusing curved surface to form a second reflection light source corresponding to the fourth focal point, and a third light source generated by the third light-emitting element is projected onto the third light-focusing curved surface to form a third reflection light source corresponding to the sixth focal point.

11. The vehicle lamp module according to claim 10, wherein the first light-emitting element is disposed adjacent to or directly at the first focal point, the second light-emitting element is disposed directly at the third focal point, and the third light-emitting element is disposed adjacent to or directly at the fifth focal point.