Vehicle lamp optical mechanism, vehicle lamp low beam III region forming device, vehicle lamp module and vehicle

Abstract

The present application relates to a vehicle lamp, and discloses a vehicle lamp optical mechanism, which comprises a light source (1), a first reflection part (2), a second reflection part (3) and a light ray refracting device (4), the first reflection part (2) is arranged on the light emitting direction of the light source (1) to reflect the light beam emitted by the light source (1) to the second reflection part (3) and then to the light ray refracting device (4) through the second reflection part (3). The present application also discloses a vehicle lamp low beam III area forming device, a vehicle lamp module and a vehicle comprising the above vehicle lamp optical mechanism. The vehicle lamp optical mechanism can form a vehicle lamp light shape with a wide angle range, is suitable for different road conditions and vehicle conditions, and can improve the overall utilization of the internal space of the vehicle lamp optical mechanism.

Description

TECHNICAL FIELD

[0001] The present application relates to a vehicle lamp, in particular to a vehicle lamp optical mechanism. In addition, the present application also relates to a vehicle lamp low beam III region forming device, a vehicle lamp module and a vehicle. BACKGROUND

[0002] The vehicle is an indispensable means of transport in the process of modern people's life or work, which brings great convenience to modern people's life and work. The vehicle generally needs to be installed with a vehicle lamp, which can not only facilitate the surrounding vehicles and pedestrians to observe the vehicle in time and play a warning role, but also enable the driver to observe the road conditions during driving and reduce the occurrence of traffic accidents.

[0003] The light shape of the vehicle lamp is not fixed, and the driver needs to change the light shape of the vehicle lamp in real time according to different road conditions and vehicle conditions to meet the needs of safe driving. Therefore, a specific vehicle lamp optical mechanism needs to be designed to realize different light shapes to meet the requirements of light shape illumination, angle and uniformity.

[0004] At present, there are vehicle lamp optical mechanisms that can realize different light shapes, but these vehicle lamp optical mechanisms need to change the structure of other optical elements, and the overall utilization rate of the internal space of the vehicle lamp is not high, which is not conducive to the miniaturization of the vehicle lamp.

[0005] Therefore, it is necessary to provide a new vehicle lamp optical mechanism. SUMMARY

[0006] The first aspect of the technical problem to be solved by the present application is to provide a vehicle lamp optical mechanism, which can form a vehicle lamp light shape with a wide angle range, is suitable for different road conditions and vehicle conditions, and can improve the overall utilization rate of the internal space of the vehicle lamp optical mechanism.

[0007] The second aspect of the technical problem to be solved by the present application is to provide a vehicle lamp low beam III region forming device, which can form a low beam III region light shape with a wide angle range, is suitable for different road conditions and vehicle conditions, and can effectively utilize the internal space of the vehicle lamp optical mechanism.

[0008] The third aspect of the technical problem to be solved by the present application is to provide a vehicle lamp module, which can adjust a suitable light shape according to the requirements of road conditions and vehicle conditions, and can effectively utilize the internal space of the vehicle lamp optical mechanism.

[0009] The fourth aspect of the technical problem to be solved by the present application is to provide a vehicle, the vehicle lamp module of which can form a light shape with a wide angle range, can be suitable for different road conditions and vehicle conditions, and can effectively utilize the internal space of the vehicle lamp optical mechanism without the need to adjust the structure of other optical elements.

[0010] To solve the above technical problems, the first aspect of the present application provides a vehicle lamp optical mechanism, comprising a light source, a first reflecting part, a second reflecting part and a light refraction device, the first reflecting part is arranged in the light emitting direction of the light source, so as to reflect the light beam emitted by the light source to the second reflecting part, and then to the light refraction device through the second reflecting part.

[0011] Preferably, the reflecting surface of the second reflecting part is provided with a light diffusion structure.

[0012] Further preferably, the light diffusion structure is a plurality of strip-shaped convex structures connected in sequence; or the light diffusion structure is a grid structure formed by arranging a plurality of convex structures; or the light diffusion structure is a skin texture structure formed by arranging a plurality of convex structures.

[0013] Preferably, the reflecting surface of the second reflecting part is provided with an aluminum layer.

[0014] Further preferably, the second reflecting part is arranged between the first reflecting part and the light refraction device, and is arranged close to the light refraction device.

[0015] Further preferably, the light refraction device is a lens.

[0016] The second aspect of the present application provides a vehicle low beam III area forming device, which comprises the vehicle lamp optical mechanism of any one of the above-mentioned technical solutions of the first aspect.

[0017] Preferably, the vehicle low beam III area forming device comprises a third reflecting part, a light source carrier, a light source arranged on the light source carrier, a light refraction device and a light refraction device carrier for fixing the light refraction device, the first reflecting part is connected to the front end of the third reflecting part, and the second reflecting part is connected to the light refraction device carrier.

[0018] Further preferably, the third reflecting part and the first reflecting part are integrally arranged; and the second reflecting part and the light refraction device carrier are integrally connected.

[0019] The third aspect of the present application provides a vehicle lamp module, which comprises the vehicle low beam III area forming device of any one of the above-mentioned technical solutions of the second aspect.

[0020] The fourth aspect of the present application provides a vehicle, which comprises the vehicle lamp module of the third aspect.

[0021] By the technical scheme, the car light optical mechanism can effectively utilize the space between the first reflecting part and the light refraction device, without changing the structure of other optical elements, and without causing interference between components. The light beam generated by the light source is reflected to the second reflecting part through the first reflecting part, and then reflected to the light refraction device from the second reflecting part, so as to generate a light shape with a wide angle range, which can be suitable for different vehicle conditions and road conditions. The light shape formed by the car light optical mechanism has a minimum left-right angle range of -8° to +8°, and a minimum up-down angle range of 0° to +4°. After being diffused by the light diffusion structure, the left angle of the light shape can be expanded to below -30°, the right angle can be expanded to above 30°, and the up angle can be expanded to above 5°. The light shape has a wide angle range, and can be suitable for different road conditions and vehicle conditions.

[0022] Other advantages of the present application and technical effects of the preferred embodiments will be further described in the following specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a structural schematic view of a car light optical mechanism of an embodiment of the present application;

[0024] Figure 2 is a structural schematic view of a car light optical mechanism of another embodiment of the present application from one perspective;

[0025] Figure 3 is a structural schematic view of a car light optical mechanism of another embodiment of the present application from another perspective;

[0026] Figure 4 is a longitudinal sectional schematic view of a car light optical mechanism of another embodiment of the present application;

[0027] Figure 5 is a longitudinal sectional schematic view of a car light optical mechanism of an embodiment of the present application;

[0028] Figure 6 is a structural schematic view of a second reflecting part of an embodiment of the present application;

[0029] Figure 7 is a structural schematic view of a second reflecting part of another embodiment of the present application;

[0030] Figure 8 is Figure 7 is an enlarged schematic view of part A in FIG. 7;

[0031] Figure 9 is a light path schematic view from one perspective of an embodiment of the present application;

[0032] Figure 10is a light path schematic view of another perspective of one embodiment of the present application;

[0033] Figure 11 is Figure 9 is a partial enlarged view of the light path schematic view shown;

[0034] Figure 12 is a perspective structural schematic view of a low beam III area forming device of one embodiment of the present application;

[0035] Figure 13 is a longitudinal sectional schematic view of the low beam III area forming device of one embodiment of the present application;

[0036] Figure 14 is a structural schematic view of a light ray refraction device carrier of one perspective of the present application;

[0037] Figure 15 is a structural schematic view of a light ray refraction device carrier of another perspective of the present application;

[0038] Figure 16 is a rear view of the light ray refraction device carrier of the present application;

[0039] Figure 17 is a front view of the light ray refraction device carrier of the present application;

[0040] Figure 18 is a low beam light shape diagram formed by one embodiment of the present application, wherein the area of the dashed line box is a low beam III area;

[0041] Figure 19 is a structural schematic view of a car lamp module of one embodiment of the present application;

[0042] Figure 20 is a longitudinal sectional schematic view of the car lamp module of one embodiment of the present application.

[0043] BRIEF DESCRIPTION OF THE DRAWINGS

[0044] 1 light source 2 first reflection part

[0045] 3 second reflection part 4 light ray refraction device

[0046] 5 third reflection part 6 light source carrier

[0047] 7 light ray refraction device carrier 8 light diffusion structure

[0048] 9 heat dissipation member 41 light inlet surface

[0049] 42 light outlet surface 81 protrusion DETAILED DESCRIPTION

[0050] The specific embodiments of the present application will be described in detail below with reference to the drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory and are not intended to limit the present application.

[0051] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "connected", "connected to" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integral connection, it can be direct connection, or indirect connection through intermediate medium, it can be internal communication of two elements or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0052] In the basic embodiment of the present application, as shown in Figure 1 、 Figure 4 and Figure 5 , the present application provides a vehicle lamp optical mechanism, comprising a light source 1, a first reflection part 2, a second reflection part 3 and a light refraction device 4, the first reflection part 2 is placed in the light emitting direction of the light source 1, so as to reflect the light beam emitted by the light source 1 to the second reflection part 3, and then to the light refraction device 4 through the second reflection part 3.

[0053] The vehicle lamp optical mechanism provided by the above basic scheme of the present application is provided with the first reflection part 2, the second reflection part 3 and the light refraction device 4 in sequence in front of the light source 1, and the light emitted by the light source 1 is reflected to the second reflection part 3 through the first reflection part 2, and then reflected to the light refraction device 4 through the second reflection part 3, and then refracted out of the light refraction device 4 to form a light shape with a relatively wide angle range, the minimum left-right angle range of the formed light shape is-8°~+8°, and the minimum up-down angle range is 0°~+4°, which can be applied to different vehicle conditions or road conditions. Moreover, the above basic scheme of the present application sets the first reflection part 2 and the second reflection part 3, and sets the second reflection part 3 between the first reflection part 2 and the light refraction device 4, which can effectively utilize the internal space of the vehicle lamp module, without changing the structure of other optical elements, and without interference between components.

[0054] Specifically, the second reflection part 3 is placed between the first reflection part 2 and the light refraction device 4, and is arranged close to the light refraction device 4.

[0055] In order to further increase the angle range of the light shape formed by the vehicle lamp optical mechanism, in an embodiment of the present application, as shown in Figure 2 and Figure 3As shown in the figure, the reflecting surface of the second reflecting part 3 is provided with a light diffusion structure 8. Part of the light beam reflected by the first reflecting part 2 is reflected by the original reflecting surface of the second reflecting part 2 to the light ray refracting device 4, and another part is reflected by the light diffusion structure 8 to the light ray refracting device 4, forming a light shape with a wider angle range, thereby being suitable for more vehicle conditions and road conditions. The specific light path diagram is as shown in the figure Figures 9 to 11 As shown in the figure, the light diffusion structure 8 can be any structure that diffuses the light beam emitted onto the light diffusion structure 8. Preferably, as shown in the figure Figure 6 As shown in the figure, the reflecting surface of the second reflecting part 3 is provided with a plurality of strip-shaped convex structures connected in sequence. Specifically, the strip-shaped convex structures are arranged in parallel to form a concave-convex interval arranged stripe structure. More preferably, as shown in the figure Figure 7 and Figure 8 As shown in the figure, the reflecting surface of the second reflecting part 3 is provided with a plurality of convex structures 81, the projection surface of the convex structure is a rectangle or a rhombus, and a plurality of the convex structures 81 are arranged in a grid structure. Further preferably, the second reflecting part 3 is provided with a plurality of convex structures 81, which can be point-shaped, block-shaped or strip-shaped, and the convex structures 81 can be regular patterns such as circles, triangles, rectangles, etc., or irregular patterns. These convex structures 81 are arranged to form a skin texture similar to the texture of leather.

[0056] In order to further increase the reflection efficiency of the second reflecting part 3 to the light beam, in a preferred embodiment of the present application, the reflecting surface of the second reflecting part 3 is provided with an aluminum layer, which can be fixed on the reflecting surface of the second reflecting part 3 by electroplating method, or can be fixed on the reflecting surface of the second reflecting part 3 by any other method.

[0057] The light ray refracting device 4 can be any device that can refract light rays. In an embodiment of the present application, the light ray refracting device 4 is a lens.

[0058] In a relatively preferred embodiment of the present application, as shown in the figure Figures 1-5 The vehicle lamp optical mechanism includes a light source 1, a first reflecting part 2, a second reflecting part 3 and a lens. The first reflecting part 2 is arranged in the light emitting direction of the light source 1, and the first reflecting part 2 can reflect the light beam emitted by the light source 1 to the second reflecting part 3, and then reflect it to the light entrance surface 41 of the lens. After being refracted by the lens, it is emitted from the light exit surface 42. The reflecting surface of the second reflecting part 3 is provided with a plurality of convex structures 81, and the plurality of convex structures 81 are arranged in a grid structure.

[0059] The automotive lamp optical mechanism provided in some embodiments of the present invention, by setting a first reflector 2 and a second reflector 3, reflects the light beam emitted from the light source 1 through the first reflector 2 to the second reflector 3, and then through the second reflector 3 to the lens, thereby forming a light pattern with a wide angular range, making it suitable for different road or vehicle conditions. Furthermore, the second reflector 3 has multiple protrusions 81 arranged in a grid structure on its reflective surface, which further expands the angular range of the light pattern in the vertical and horizontal directions, making it suitable for even more different road and vehicle conditions.

[0060] Furthermore, embodiments of the present invention also provide a low beam III zone forming apparatus for vehicle lamps, the low beam III zone forming apparatus including the vehicle lamp optical mechanism provided in the above embodiments.

[0061] Specifically, such as Figures 12-13 As shown, the low beam III zone forming device of the vehicle headlight includes a third reflector 5, a light source carrier 6, a light source 1 disposed on the light source carrier 6, a light refraction device 4, and a light refraction device carrier 7 for fixing the light refraction device 4. A first reflector 2 is connected to the front end of the third reflector 5, and a second reflector 3 is connected to the light refraction device carrier 7. More specifically, the third reflector 5 is positioned above the light source 1, and the second reflector 3 is connected inside the light refraction device carrier 7 and installed on the inner bottom surface of the light refraction device carrier 7. The reflective surface of the second reflector 3 is inclined towards the light refraction device 4. Figures 14-17 As shown.

[0062] The third reflective part 5 and the first reflective part 2, and the second reflective part 3 and the light refraction device support 7, can be detachably connected or integrally connected. In one embodiment of the present invention, the third reflective part 5 and the first reflective part 2 are integrally disposed; the second reflective part 3 and the light refraction device support 7 are integrally connected. Preferably, a light diffusion structure 8 is provided on the reflective surface of the second reflective part 3. More preferably, the light diffusion structure 8 is a plurality of strip-shaped protrusions connected in sequence; or the light diffusion structure 8 is a grid structure formed by a plurality of protrusions 81 arranged in a grid; or the light diffusion structure 8 is a textured structure formed by a plurality of protrusions 81 arranged in a textured manner.

[0063] As a relatively preferred embodiment of the present invention, such as Figures 12-17As shown in the drawings, the low-beam III area forming device comprises a third reflecting part 5, a light source bearing part 6, and a light ray refraction device bearing part 7. The light source bearing part 6 is provided with a light source 1. The third reflecting part 5 is arranged above the light source 1 and is fixed on the light source bearing part 6. The first reflecting part 2 is connected to the front end of the third reflecting part 5. The front end of the first reflecting part 2 is fixed with the light ray refraction device bearing part 7. The light ray refraction device 4 is connected to the light ray refraction device bearing part 7. The second reflecting part 3 is arranged on the inner bottom surface of the light ray refraction device bearing part 7 and is inclined towards the light ray refraction device 4. A plurality of protrusions 81 are arranged on the reflecting surface of the second reflecting part 3 in a grid structure.

[0064] In the above embodiment, part of the light beams emitted by the light source 1 is reflected by the first reflecting part 2 to the second reflecting part 3, is reflected by the second reflecting part 3 to the light ray refraction device 4, and is refracted by the light ray refraction device 4 to the outside to form a low-beam III area light shape. Part of the light beams emitted by the light source 1 is reflected by the third reflecting part 5 to the light ray refraction device 4, and is refracted by the light ray refraction device 4 to the outside to form a low-beam light shape together with the above low-beam III area light shape, as shown in the drawings. Figure 18 As shown in the drawings, the low-beam III area forming device comprises a third reflecting part 5, a light source bearing part 6, and a light ray refraction device bearing part 7. The light source bearing part 6 is provided with a light source 1. The third reflecting part 5 is arranged above the light source 1 and is fixed on the light source bearing part 6. The first reflecting part 2 is connected to the front end of the third reflecting part 5. The front end of the first reflecting part 2 is fixed with the light ray refraction device bearing part 7. The light ray refraction device 4 is connected to the light ray refraction device bearing part 7. The second reflecting part 3 is arranged on the inner bottom surface of the light ray refraction device bearing part 7 and is inclined towards the light ray refraction device 4. A plurality of protrusions 81 are arranged on the reflecting surface of the second reflecting part 3 in a grid structure.

[0065] In addition, the embodiment of the present application also provides a vehicle lamp module, which comprises the low-beam III area forming device provided by the above embodiments. As shown in the drawings, Figures 19-20 The light source bearing part 6 of the low-beam III area forming device is connected with a heat dissipation part 9. The heat dissipation part 9 can be any heat dissipation device, and is preferably a heat sink. The third reflecting part 5 is also connected to the heat dissipation part 9 and is arranged above the light source 1. The light ray refraction device 4 is installed on the heat dissipation part 9 through the light ray refraction device bearing part 7. The mounting position of the light shielding plate for forming the low-beam light shape cutoff line is not marked in the above two drawings, and the mounting position of the light shielding plate can be set according to the prior art by those skilled in the art. Of course, a high-beam light source and optical elements for forming a high-beam light shape can also be arranged on the basis of the above vehicle lamp module to realize the integration of high-beam and low-beam.

[0066] In a fourth aspect, the present application provides a vehicle comprising the vehicle lamp module according to the third aspect.

[0067] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited thereto. Various simple modifications can be made to the technical solutions of the present application within the technical concept of the present application, including the combination of various specific technical features in any suitable manner. In order to avoid unnecessary repetition, the present application will not further describe various possible combination manners. However, these simple modifications and combinations should also be regarded as the disclosed content of the present application and belong to the protection scope of the present application.

Claims

1. A vehicle light optical mechanism characterized by, The light source (1), the first reflecting part (2), the second reflecting part (3) and the light refraction device (4) are included, the first reflecting part (2) is arranged in the light emitting direction of the light source (1) to reflect the light beam emitted by the light source (1) to the second reflecting part (3) and then to the light refraction device (4) through the second reflecting part (3); The reflecting surface of the first reflecting part (2) and the second reflecting part (3) is a concave curve from the left and right ends to the middle, and the first reflecting part (2) and the second reflecting part (3) are arranged vertically; the reflecting surface of the second reflecting part (3) is provided with a light diffusion structure (8), the light diffusion structure (8) is arranged on the side of the second reflecting part (3) close to the first reflecting part (2), and is arranged in the middle region of the second reflecting part (3) in the width direction; The light diffusion structure (8) is a plurality of strip-shaped convex structures connected in sequence; or The light diffusion structure (8) is a grid structure formed by arranging a plurality of convex structures (81); or The light diffusion structure (8) is a skin texture structure formed by arranging a plurality of convex structures (81).

2. The vehicle light optical mechanism according to claim 1, characterized by, The reflecting surface of the second reflecting part (3) is provided with an aluminum layer.

3. The vehicle light optical mechanism according to claim 2, characterized by, The second reflecting part (3) is arranged between the first reflecting part (2) and the light refraction device (4) and close to the light refraction device (4).

4. The vehicle light optical mechanism according to claim 3, characterized by The light refraction device (4) is a lens.

5. A vehicle headlamp low beam III region forming device characterized by comprising: The vehicle lamp optical mechanism according to any one of claims 1 to 4 is included.

6. The vehicle lamp low beam III region forming apparatus according to claim 5, characterized by The third reflecting part (5), the light source carrier (6), the light source (1) arranged on the light source carrier (6), the light refraction device (4) and the light refraction device carrier (7) for fixing the light refraction device (4) are included, and the first reflecting part (2) is connected to the front end of the third reflecting part (5), and the second reflecting part (3) is connected to the light refraction device carrier (7).

7. The vehicle lamp low beam III region forming apparatus according to claim 6, characterized by The third reflecting part (5) and the first reflecting part (2) are integrally arranged; The second reflecting part (3) and the light refraction device carrier (7) are integrally connected.

8. A vehicle lamp module, characterized in that The vehicle lamp low beam III area forming device according to any one of claims 5 to 7 is included.

9. A vehicle characterized by comprising: The vehicle lamp module according to claim 8 is included.

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