CN213065964U - Double-light illuminating device for automobile headlamp - Google Patents
Double-light illuminating device for automobile headlamp Download PDFInfo
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- CN213065964U CN213065964U CN202022051298.2U CN202022051298U CN213065964U CN 213065964 U CN213065964 U CN 213065964U CN 202022051298 U CN202022051298 U CN 202022051298U CN 213065964 U CN213065964 U CN 213065964U
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Abstract
The utility model discloses a two light lighting devices of vehicle headlamps, including high beam LED light source, passing light LED light source and integral type optical element, be solid construction between integral type optical element's the rear end face and the preceding terminal surface, solid construction's both sides are equipped with air portion, the rear end face is the installation face, transversely be equipped with a plurality of low beam reflection bowls and high beam reflection bowl side by side, the high beam reflection bowl sets up in the both ends of low beam reflection bowl queue, the anterior decurrent arch of formation of solid construction's lower surface, the crossing passing light cut-off that forms in the rear portion of bellied trailing flank and solid construction's lower surface, the light of high beam LED light source passes through respectively by the emergence curved surface after air portion and the bellied trailing flank goes into solid construction, the light of passing light LED light source is emergent by the emergence curved surface respectively by solid construction's rear portion and bell. The utility model discloses a three district's illumination of far and near light and passing light can be realized simultaneously to the optical element of a body structure, compact structure.
Description
Technical Field
The utility model relates to a lighting device for car especially relates to a two light lighting device of vehicle headlamps.
Background
The safety lighting device car light is inevitably needed to be used in the driving process of the vehicle, the car light is of great importance to the safety of driving at night, and the lighting range of the car light is the key point of driving safety. Along with the development of automobile technology, the effective width and the brightness of the light shape of the automobile lamp become important guarantee for the safety of automobile driving at night, and the use of the high beam during driving at night brings dazzling influence on meeting, thereby being not beneficial to the safety of meeting and pedestrians at night.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned prior art defect, the utility model discloses a task lies in providing a two light lighting device of vehicle headlamps, can realize the illumination of far and near light, can also realize the illumination of the three districts of near light simultaneously, improves the security.
The utility model discloses technical scheme is such: a double-light illuminating device of an automobile headlamp comprises a high beam LED light source, a low beam LED light source and an integrated optical element, wherein the integrated optical element is flat, the rear end face of the integrated optical element is an installing face, the front end face of the integrated optical element is a convex emergent curved surface, a solid structure is arranged between the installing face and the emergent curved surface, air parts extending from the installing face to the emergent curved surface are arranged on two sides of the solid structure, a plurality of low beam reflecting bowls and high beam reflecting bowls are transversely arranged in parallel, the emergent faces of the low beam reflecting bowls and the high beam reflecting bowls are arranged towards the installing face, the low beam reflecting bowls are arranged behind the solid structure and arranged at two ends of a low beam reflecting bowl queue, the high beam LED light source corresponds to the high beam reflecting bowls in position, and the low beam LED light source corresponds to the low beam reflecting bowls in position, the anterior decurrent arch of formation of solid construction's lower surface, bellied trailing flank with the rear portion of solid construction's lower surface is crossing to form the passing light cut-off line, the light of distance light LED light source passes through respectively the air portion with behind the bellied trailing flank by the curved surface outgoing, the light of passing light LED light source is by solid construction's rear portion and the bellied trailing flank gets into respectively behind the solid construction by the curved surface outgoing.
Further, the air part is a through groove which penetrates up and down.
Further, the air part and the high-beam reflecting bowl are symmetrically arranged on two sides of the integrated optical element.
Further, the high beam LED light source is located at an optical origin of the high beam reflecting bowl, and the low beam LED light source is located at an optical origin of the low beam reflecting bowl.
Further, the mounting surface is provided with positioning pins and mounting holes, and the mounting holes are located at two end parts of the mounting surface.
Compared with the prior art, the utility model the advantage lie in: the integrated optical element realizes the illumination of far and near light, and simultaneously realizes the illumination of three areas of near light; the distributed light source layout is easy to dissipate heat; the integrated optical element has compact structure and low space occupancy rate.
Drawings
Fig. 1 is a rear upper viewing angle three-dimensional structure diagram of the dual-light illumination device of the automobile headlamp of the present invention.
Fig. 2 is a rear lower view angle three-dimensional structure diagram of the dual-light illumination device of the automobile headlamp of the present invention.
Fig. 3 is a side view of the dual-light illumination device of the automobile headlamp of the present invention.
Fig. 4 is a sectional view of the dual light illuminator of the automobile headlamp of the present invention.
Fig. 5 is a near light shape diagram of the dual-light illumination device of the automobile headlamp on the light distribution screen.
Fig. 6 is a near light shape diagram of the dual-light illumination device of the automobile headlamp on the light distribution screen.
Detailed Description
The present invention will be further described with reference to the following examples, which should not be construed as limiting the invention.
Please refer to fig. 1 and 2, the optical components of the dual-light illumination device of the automotive headlamp according to the present embodiment include a high beam LED light source 1, a low beam LED light source 2 and an integrated optical element 3, the high beam LED light source 1 is 3 chips, the low beam LED light source 2 is a single chip, the low beam LED light sources are 3 in the present embodiment, the high beam LED light sources are 2, and the distributed light source layout is easy to dissipate heat.
As shown in fig. 3 and 4, the integrated optical element 3 is flat, the rear end surface of the integrated optical element 3 is a mounting surface, and mounting holes 303 are provided at both ends of the mounting surface for fixing the integrated optical element 3. Two high-beam reflecting bowls 301a and three low-beam reflecting bowls 301b are arranged on the mounting surface in parallel, the low-beam reflecting bowls 301b correspond to the low-beam LED light sources 2 one by one, the low-beam LED light sources 2 are arranged at the optical origin positions of the low-beam reflecting bowls 301b, the high-beam reflecting bowls 301a correspond to the high-beam LED light sources 1 one by one, and the high-beam LED light sources 1 are arranged at the optical origin positions of the high-beam reflecting bowls 301 a. The low beam reflecting bowls 301b are arranged in parallel in a lateral row, and the high beam reflecting bowls 301a are arranged at two ends of the low beam reflecting bowl row 301 b. The mounting surface is further provided with a positioning pin 302, and the positioning pin 302 is located between the high beam reflection bowl 301a and the low beam reflection bowl 301b in this embodiment.
The front end face of the integrated optical element 3 is a convex outgoing curved surface 308, a solid structure 310 is arranged between the mounting surface and the outgoing curved surface 308, through grooves communicated with an upper pipe and a lower pipe are arranged on two sides of the solid structure 310, an air part 304 extending from the mounting surface to the outgoing curved surface 304 is formed, the low-beam reflecting bowl 301b is arranged behind the solid structure 310, and the high-beam reflecting bowl 301a is positioned behind the air part 304. The air part 304 and the high beam reflector 301a are symmetrically disposed on both sides of the integrated optical element 3, and the integrated optical element 3 is symmetrical about the BB axis as a whole. The front portion of the lower surface of the central solid structure 310 forms a downward bulge, and the rear side 306 of the bulge intersects the rear portion 307 of the lower surface of the solid structure to form a low beam cut-off line. Wherein the sides 309 of the through-slots, the sides 105 of the solid structures 310, and the rear 307 of the lower surface of the solid structures 310 are not optically treated.
The high beam LED light source 1 emits light, and a part of the light irradiates the high beam reflecting bowl 301a of the integrated optical element 3, and then is reflected forward to the air part 304, and then is emitted from the light emitting surface 308 to irradiate a light distribution screen to form a part of high beam light; part of the high beam light is reflected by the high beam reflection bowl 30a1, is emitted to the light emitting surface 308 and is irradiated to the light distribution screen after being refracted by the convex rear side surface 306.
The low-beam LED light source 2 emits light, and a part of the light irradiates the low-beam reflecting bowl 301b of the integrated optical element 3, is reflected forward, is refracted from the convex rear side 306, and is emitted from the light emitting surface 308 to form a low-beam three-area illumination light type; part of the low beam light is reflected by the low beam reflection bowl 301b to the solid structure 310 of the integrated optical element 3, and then is emitted from the light emitting surface 308 after being refracted to irradiate the light distribution screen to form a light shape below the low beam cut-off line.
Claims (5)
1. A double-light illuminating device of an automobile headlamp is characterized by comprising a high beam LED light source, a low beam LED light source and an integrated optical element, wherein the integrated optical element is flat, the rear end face of the integrated optical element is an installing face, the front end face of the integrated optical element is a convex emergent curved surface, a solid structure is arranged between the installing face and the emergent curved surface, air parts extending from the installing face to the emergent curved surface are arranged on two sides of the solid structure, a plurality of low beam reflecting bowls and high beam reflecting bowls are transversely arranged in parallel, the emergent faces of the low beam reflecting bowls and the high beam reflecting bowls are arranged towards the installing face, the low beam reflecting bowls are arranged behind the solid structure, the high beam reflecting bowls are arranged at two ends of a low beam reflecting bowl queue, and the high beam LED light source corresponds to the high beam reflecting bowls in position, the low-beam LED light source corresponds to the low-beam reflection bowl in position, a downward bulge is formed at the front part of the lower surface of the solid structure, a low-beam cut-off line is formed by the intersection of the rear side surface of the bulge and the rear part of the lower surface of the solid structure, the light of the high-beam LED light source is emitted by the emitting curved surface after passing through the air part and the rear side surface of the bulge respectively, and the light of the low-beam LED light source is emitted by the emitting curved surface after entering the solid structure from the rear part of the solid structure and the rear side surface of the bulge respectively.
2. A dual illumination device for automotive headlamps as claimed in claim 1, characterized in that said air portion is a through-slot which leads from top to bottom.
3. The dual light illuminator of automotive headlamps of claim 1, characterized in that the air portion, the high beam reflector bowl are symmetrically disposed on both sides of the unitary optical element.
4. The dual light illumination device as claimed in claim 1, wherein the high beam LED light source is located at the optical origin of the high beam reflector and the low beam LED light source is located at the optical origin of the low beam reflector.
5. A dual light illumination device for automotive headlamps as claimed in claim 1, characterized in that the mounting surface is provided with positioning pins and mounting holes, which are located at both ends of the mounting surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022051298.2U CN213065964U (en) | 2020-09-18 | 2020-09-18 | Double-light illuminating device for automobile headlamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022051298.2U CN213065964U (en) | 2020-09-18 | 2020-09-18 | Double-light illuminating device for automobile headlamp |
Publications (1)
Publication Number | Publication Date |
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CN213065964U true CN213065964U (en) | 2021-04-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022051298.2U Active CN213065964U (en) | 2020-09-18 | 2020-09-18 | Double-light illuminating device for automobile headlamp |
Country Status (1)
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CN (1) | CN213065964U (en) |
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2020
- 2020-09-18 CN CN202022051298.2U patent/CN213065964U/en active Active
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