CN211902720U

CN211902720U - Motor vehicle LED headlamp device and motor vehicle

Info

Publication number: CN211902720U
Application number: CN202020670349.7U
Authority: CN
Inventors: 康辉龙; 孙轶鹏; 雷志锋
Original assignee: Jiangmen Dachangjiang Group Co Ltd
Current assignee: Jiangmen Dachangjiang Group Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-11-10
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a motor vehicle LED head-light device and motor vehicle thereof, include: an LED light source; the reflector is positioned on the light path of the LED light source; the lens is positioned on a path of emergent light of the reflector, and is provided with light emergent portions with equal wall thickness, and each light emergent portion is provided with an outward convex radian. After being emitted by the LED light source, the light rays are reflected by the reflector and finally emitted through the lens with equal wall thickness, and the light rays can be integrated by adopting the reflection of the reflector, so that a wide road surface light type in the front-back direction and the left-right direction can be obtained during light distribution; the lens with the equal wall thickness is adopted, so that the lens does not have the light distribution effect when light passes through, and the problem that blue light appears on the light type edge of the road surface when the convex lens distributes light is avoided.

Description

Motor vehicle LED headlamp device and motor vehicle

Technical Field

The utility model relates to a motor vehicle car light field, in particular to motor vehicle LED head-light device and motor vehicle.

Background

Because the LED lamp has the advantages of high brightness, long irradiation distance and the like, the LED lamp is increasingly adopted as a high beam lamp/a low beam lamp on the motor vehicle in the market; when an LED light source is adopted, the combination of direct LED projection and convex lens light distribution is generally adopted, although the combination has good appearance, a wide road surface light type in the front-back direction and the left-right direction cannot be obtained, and when the lens is used for light distribution, blue light is easily generated at the edge of the road surface light type, so that the judgment of a driver during driving is easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a motor vehicle LED headlamp device obtains wide road surface light type in front and back and left and right directions, the problem of blue light appears at road surface light type edge when the lens grading can not appear.

The utility model discloses still provide a motor vehicle with above-mentioned motor vehicle LED head-light device.

According to the utility model discloses a motor vehicle LED head-light device of first aspect embodiment, include: an LED light source; the reflector is positioned on the light path of the LED light source; the lens is positioned on a path of emergent light of the reflector, and is provided with a light emergent part with consistent wall thickness, and the light emergent part has an outward convex radian.

According to the utility model discloses motor vehicle LED head-light device has following beneficial effect at least: after being emitted by the LED light source, the light rays are reflected by the reflector and finally emitted through the lens with equal wall thickness, and the light rays can be integrated and the emitting angle of the light rays can be adjusted by adopting the reflection of the reflector, so that a wide road surface light type in the front-back direction and the left-right direction can be obtained during light distribution; the lens with the light outlet part and the like is adopted, so that the lens does not have a light distribution effect when light passes through, and the problem that blue light appears on the light type edge of a road surface when the lens distributes light is avoided; the lens has an outward protruding radian and is attractive and elegant.

According to the utility model discloses a some embodiments, the LED light source is fixed in on the light source board, the light source board is fixed in the speculum top is fixed firm and is difficult for droing.

According to the utility model discloses a some embodiments, the speculum includes plane of reflection and keeps off the plain noodles, the plane of reflection sets up to the arcuation, the face of being in the light vertical set up in the plane of reflection both sides will reflect light arrangement beam forming, the grading is even, the broad.

According to some embodiments of the utility model, the plane of reflection comprises a plurality of bar lenses that have the radian, and the lens burst is arranged, can make the light of penetrating more even beam forming.

According to the utility model discloses a some embodiments, the LED light source set up in directly over the plane of reflection, the LED light source with the distance of the speculum left and right sides equals, and the maximize has utilized the light source, has guaranteed the bilateral symmetry nature of light.

According to the utility model discloses a some embodiments, lens with reflector outgoing side ascending area phase-match, the lens perpendicular to the light setting that the reflector jetted out, handsome in appearance and can not cause the influence to emergent ray, do not carry out the grading, the problem of blue light appears in road light type edge when lens grading can not appear.

According to the utility model discloses a motor vehicle of second aspect embodiment, including the motor vehicle LED headlamp device of above-mentioned embodiment.

According to the utility model discloses motor vehicle has following beneficial effect at least: after being emitted by the LED light source, the light rays are reflected by the reflector and finally emitted through the lens with equal wall thickness, and the light rays can be integrated by adopting the reflection of the reflector, so that a wide road surface light type in the front-back direction and the left-right direction can be obtained during light distribution; the lens with the equal wall thickness is adopted, so that the lens does not have a light distribution effect when light passes through, and the problem that blue light appears on the light type edge of a road surface when the lens distributes light is avoided.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional view of an LED headlamp device of a motor vehicle according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a main body of an LED headlamp device of a motor vehicle according to an embodiment of the present invention;

fig. 3 is an assembly schematic diagram of the LED headlamp device of the motor vehicle according to the embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, the utility model discloses a motor vehicle LED head-light device of embodiment includes: an LED light source 100; a reflector 200 positioned in the light path of the LED light source 100; referring to fig. 2, specifically, the LED light source 100 is located above the reflector 200; the reflector 200 is provided with fixing plates 210 extending from both sides thereof, and the fixing plates 210 are provided with hole sites 211, so that the reflector 200 is fixed to the bracket 400 inside the lamp body through the fixing plates 210. The lens 300 is positioned on the path of the emergent light of the reflector 200, the lens 300 is provided with a light emergent part with consistent wall thickness, the paths of the light rays emitted by the reflector 200 in the lens 300 are the same, and the lens 300 does not distribute light to the light rays; the light-emitting part has a certain radian projecting outwards, and the appearance is attractive and elegant. Referring to fig. 2 and 3, a flange 310 is disposed on an outer edge of the lens 300, and a stopper 311 is disposed on the flange 310 for fixing the lens 300; the LED lamp device further comprises a mounting seat 320 and a decorative ring 330, the size of the mounting seat 320 is matched with that of the lens 300, a limiting groove 331 matched with the limiting block 311 is formed in the decorative ring 330, the lens 300 is arranged between the mounting portion 320 and the decorative ring 330, the mounting seat 320 is fixed on the support, and the mounting portion 320, the decorative ring 330 and the support 400 are connected through bolts. After being emitted by the LED light source 100, the light is reflected by the reflector 200 and finally emitted through the lens 300 with the consistent wall thickness of the light-emitting part, and the light is integrated and the emitting angle of the light is adjusted by adopting the reflection of the reflector 200, so that a wide road surface light type in the front-back direction and the left-right direction can be obtained during light distribution; by adopting the lens 300 with equal wall thickness, the lens 300 does not have the light distribution effect when light passes through, so that the problem that blue light appears on the light type edge of the road surface when the convex lens distributes light is avoided.

Referring to fig. 2, in some embodiments of the present invention, the LED light source 100 is fixed on the light source board 110, the light source board 110 is fixed above the reflector 200, and the light source board 110 is provided with a screw hole 111, and is fixed on the bracket 400 in the lamp body by a bolt, so that the LED light source is firm and not easy to fall off.

In some embodiments of the present invention, the reflector 200 includes a reflecting surface 220 and a light blocking surface 230, the reflecting surface 220 is set in an arc shape, the light blocking surface 230 is vertically disposed on two sides of the reflecting surface 220, the light blocking surface 230 plays a role of blocking light to form an exit port shape of the reflector 200, and the size and shape of the exit port of the reflector 200 can be adjusted by adjusting the position and angle of the light blocking surface 230; specifically, the light blocking surface 230 is disposed perpendicular to the lens 300. The reflecting surface 220 arranged in an arc shape arranges the reflected light into a bundle, so that the light distribution is uniform and wide.

In some embodiments of the present invention, the reflective surface 220 is composed of a plurality of strip-shaped lenses with radian, and the lens pieces are combined to ensure that the light rays are emitted in the same direction, so that the emitted light rays are more uniformly bundled.

In some embodiments of the present invention, the LED light source 100 is disposed directly above the reflector 200, and the distance between the LED light source 100 and the left and right sides of the reflector 200 is equal, so that the distance of the light emitted from the LED light source 100 in the directions of the two sides is the same, the quantity of the light emitted from the two sides of the reflector 200 is also the same, the light source is utilized to the maximum, and the bilateral symmetry of the light is ensured.

In some embodiments of the present invention, the area of the lens 300 matches with the area of the reflector 200 in the emitting direction, and the light emitted from the LED light source 100 is emitted forward after being reflected by the reflector 200, and the emitted light passes through the lens 300 with equal wall thickness. The size-matched lens 300 can completely wrap the exit port of the reflector 200, so that the possibility of light leakage is avoided, all light rays can be emitted through the lens 300, the appearance is attractive, the influence on the emergent light rays can be avoided, and the problem that blue light appears on the light type edge of the road surface when the convex lens is used for light distribution can be avoided because the lens 300 is not used for light distribution.

According to the utility model discloses a motor vehicle of another embodiment, including the motor vehicle LED head-light device of above-mentioned embodiment, this LED device sets up in the plantago of motor vehicle, can be used to passing lamp or high beam. After being emitted by the LED light source 100, the light is reflected by the reflector 200 and finally emitted through the lens 300 with equal wall thickness, and the light is integrated by adopting the reflection of the reflector 200, so that a wide road surface light type in the front-back direction and the left-right direction can be obtained during light distribution; by adopting the lens 300 with equal wall thickness, the lens 300 does not have the light distribution effect when light passes through, so that the problem that blue light appears on the light type edge of the road surface when the convex lens distributes light is avoided.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. Automotive LED headlamp device characterized in that, includes:

an LED light source;

the reflector is positioned on the light path of the LED light source;

the lens is positioned on a path of emergent light of the reflector, and is provided with a light emergent part with consistent wall thickness, and the light emergent part has an outward convex radian.

2. The LED headlamp apparatus of claim 1, wherein: the LED light source is fixed on the light source plate, and the light source plate is fixed above the reflector.

3. The LED headlamp apparatus of claim 1, wherein: the reflector comprises a reflecting surface and a light blocking surface, the reflecting surface is in an arc shape, and the light blocking surface is vertically arranged on two sides of the reflecting surface.

4. The LED headlamp apparatus of claim 3, wherein: the reflecting surface is composed of a plurality of strip-shaped lenses with radian.

5. The LED headlamp apparatus of claim 3, wherein: the LED light source is arranged right above the reflecting surface, and the distances between the LED light source and the left side and the right side of the reflecting mirror are equal.

6. The LED headlamp apparatus of claim 3, wherein: the area of the lens is matched with the area of the reflector in the emergent direction, and the lens is perpendicular to the light rays emitted by the reflector.

7. A motor vehicle, characterized by: comprising a motor vehicle LED headlamp arrangement according to claims 1-6.