CN206055459U - A kind of double LED light source dipped headlights of automotive lighting - Google Patents

A kind of double LED light source dipped headlights of automotive lighting Download PDF

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Publication number
CN206055459U
CN206055459U CN201621037639.8U CN201621037639U CN206055459U CN 206055459 U CN206055459 U CN 206055459U CN 201621037639 U CN201621037639 U CN 201621037639U CN 206055459 U CN206055459 U CN 206055459U
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CN
China
Prior art keywords
led light
light source
ellipsoidal reflector
reflecting mirror
lens
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Expired - Fee Related
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CN201621037639.8U
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Chinese (zh)
Inventor
张贻青
俞伟兵
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Suzhou Road Optoelectronics Technology Co Ltd
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Suzhou Road Optoelectronics Technology Co Ltd
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Priority to CN201621037639.8U priority Critical patent/CN206055459U/en
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Publication of CN206055459U publication Critical patent/CN206055459U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of double LED light source dipped headlights of automotive lighting, including sidelight lens, reflecting plate, reflecting mirror, LED drive module, LED light source, ellipsoidal reflector;The LED drive module is fixed on control circuit board, focal point up concave type near reflecting mirror bottom is provided with the ellipsoidal reflector of landscape configuration, outwardly sloping formula is provided with two pieces of LED light sources at the ellipsoidal reflector internal focal point or so, there is reflecting plate away from device in the focus of reflecting mirror bottom, the LED light source is connected with LED drive module electric signal;The reflecting mirror opening direction is equipped with plano lens and sidelight lens successively;This is new in focal point setting concave surface ellipsoidal reflector, and left and right directions is symmetrical arranged LED light source in ellipsoidal reflector, by double LED light sources and ellipsoidal reflector, increase LED light intensity, reduces cost, compact conformation, the utilization rate of light in effective lift system, module light efficiency is improved, the low and middle-end home vehicle market demand is met.

Description

A kind of double LED light source dipped headlights of automotive lighting
Technical field
This utility model is related to a kind of LED automobile illumination technical equipment field, the double LED lights of more particularly to a kind of automotive lighting Source dipped headlights.
Background technology
Headlamp is installed on automobile generally, headlamp includes high beam group and dipped headlights group, wherein, dipped headlights group is main For closely illuminating.Traditional dipped headlights group uses halogen light source, but the dipped headlights group of halogen light source take up room compared with Greatly, LED light source has small volume, and energy consumption is low, more and more is applied in automotive lighting the advantages of life-span length.
In prior art, LED headlamps are relatively costly, are generally used for the configuration of high-end flagship car;Therefore, how to reduce The cost of LED dipped beam modules, enables to be widely used in low and middle-end family car market, while to adapt to compact-type automobile, The volume of LED dipped beam modules is further reduced, its weight is reduced, increases light intensity, the technology for becoming this area urgent need to resolve is difficult Topic.
Utility model content
To solve above-mentioned technical problem, this utility model provides a kind of double LED light source dipped headlights of automotive lighting, for existing The deficiency having in technology, arranges concave surface ellipsoidal reflector in focal point, and left and right directions is symmetrical arranged LED in ellipsoidal reflector Light source, by double LED light sources and ellipsoidal reflector, increases LED light intensity, reduces cost, while further reducing LED dipped beam moulds The volume of group, reduces its weight, meets the low and middle-end home vehicle market demand.
To reach above-mentioned purpose, the technical solution of the utility model is as follows:A kind of double LED light source dipped headlights of automotive lighting, Including sidelight lens, lens fixed mount, mounting bracket, sealing plate, reflecting plate, radiator, reflecting mirror, LED drive module, LED Light source, left LED light source, right LED light source, ellipsoidal reflector, it is characterised in that:
The LED drive module is fixed on control circuit board, parallel above the control circuit board to be equipped with reflecting plate, On the reflecting plate, fixing assembling has ellipsoidal reflector, and the reflecting plate is located on two focal planes of the reflecting mirror, leans on The focal point up concave type of near reflex mirror bottom is provided with ellipsoidal reflector, and the ellipsoidal reflector landscape configuration, the ellipsoid are anti- Penetrate the outwardly sloping formula of two major axis focal points or so inside mirror and be provided with two pieces of LED light sources, the LED light source includes symmetrically The left LED light source and right LED light source of configuration, has a reflecting plate away from device in the focus of reflecting mirror bottom, the left LED light source, Right LED light source is connected with LED drive module electric signal;The reflecting mirror opening direction is equipped with plano lens successively and dipped beam is saturating Mirror, the sidelight lens are provided with mounting bracket on the lens fixed mount by lens fixed mount fixing assembling.
Sealing below the control circuit board is equipped with sealing plate and radiator;At least provided with three in the radiator Heat dissipation ventilation road.
The left LED light source, the top of right LED light source is concordant with reflecting plate arranges, the left LED light source or right LED The range of tilt angles of light source is 15 degree -60 degree.
Two focal points for being centrally disposed in the ellipsoidal reflector of the left LED light source, right LED light source.
Operation principle of the present utility model is:Up concave type ellipsoidal reflector is provided with the bottom focus of reflecting mirror, and It is symmetrically set with two pieces of LED light sources in ellipsoidal reflector, the reflecting plate, ellipsoidal reflector are by left LED light source and the right side The light of LED light source is reflexed on reflecting mirror, and then is projected from sidelight lens, increases the utilization rate of light in LED dipped beam modules.Institute The LED dipped beam modules stated, using projection-type ellipsoid optical system, by what is sent by two pieces of LED light sources of the first focus of ellipsoid Light passes through reflective surface to the second focus of ellipsoid, then is reflected by the plane-reflector positioned at the second focus of ellipsoid, via near Directional light is produced after optical lens refraction, the dipped beam light type for meeting lighting regulations is required.
By above-mentioned technical proposal, the beneficial effect of technical solutions of the utility model is:In focal point, concave surface ellipsoid is set Reflecting mirror, and in ellipsoidal reflector, left and right directions is symmetrical arranged LED light source, by double LED light sources and ellipsoidal reflector, increases LED light intensity, reduces cost, while further reducing the volume of LED dipped beam modules, compact conformation reduces its weight, improves light Effect, reduces dispersion, ellipsoidal reflector and reflecting plate configuration can effectively in lift system light utilization rate, raising module light efficiency, Meet the low and middle-end home vehicle market demand.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the double LED light source dipped headlights sectional view schematic diagrams of a kind of automotive lighting disclosed in this utility model embodiment;
Fig. 2 is the double LED light source dipped headlights LED light source side views of a kind of automotive lighting disclosed in this utility model embodiment Schematic diagram;
Fig. 3 is the double LED light source dipped headlights LED light source top views of a kind of automotive lighting disclosed in this utility model embodiment Schematic diagram.
Numeral and the corresponding component title represented by letter in figure:
1. 2. lens fixed mount of sidelight lens, 3. mounting bracket, 4. sealing plate
5. 6. radiator of reflecting plate, 7. reflecting mirror 8.LED drive modules
10. 11. right LED light source of left LED light source of 9.LED light sources, 12. ellipsoidal reflector.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.
According to Fig. 1, Fig. 2 and Fig. 3, this utility model provides a kind of double LED light source dipped headlights of automotive lighting, including dipped beam Lens 1, lens fixed mount 2, mounting bracket 3, sealing plate 4, reflecting plate 5, radiator 6, reflecting mirror 7, LED drive module 8, LED Light source 9, left LED light source 10, right LED light source 11, ellipsoidal reflector 12.
The LED drive module 8 is fixed on control circuit board, parallel above the control circuit board to be equipped with reflecting plate 5, on the reflecting plate 5, fixing assembling has ellipsoidal reflector 12, and the reflecting plate 5 is located at two focuses of the reflecting mirror 7 and puts down On face, the focal point up concave type near 7 bottom of reflecting mirror is provided with ellipsoidal reflector 12, and the ellipsoidal reflector 12 is laterally matched somebody with somebody Put, the outwardly sloping formula of 12 inside long axis direction of the ellipsoidal reflector or so is provided with two pieces of LED light sources 9, the LED light source 9 Including the left LED light source 10 and right LED light source 11 of symmetrical configuration, there is reflection away from device in the focus of 7 bottom of reflecting mirror Plate 5, the left LED light source 10, right LED light source 11 are connected with 8 electric signal of LED drive module;7 opening direction of the reflecting mirror Plano lens and sidelight lens 1 are equipped with successively, and the sidelight lens 1 are fixed by 2 fixing assembling of lens fixed mount, the lens Mounting bracket 3 is provided with frame 2.
Sealing below the control circuit board is equipped with sealing plate 4 and radiator 6;Three are provided with the radiator 6 Heat dissipation ventilation road.
The left LED light source 10, the top of right LED light source 11 are concordant with reflecting plate 5 to be arranged, the left LED light source 10 or The angle of inclination of the right LED light source of person 11 is 30 degree.
Two focal points for being centrally disposed in the ellipsoidal reflector 12 of the left LED light source 10, right LED light source 11.
This utility model concrete operation step is:Up concave type ellipsoidal reflector is provided with the bottom focus of reflecting mirror 7 12, and two pieces of LED light sources 9 are symmetrically set with ellipsoidal reflector 12, the reflecting plate 5, ellipsoidal reflector 12 are by a left side The light of LED light source 10 and right LED light source 11 is reflexed on reflecting mirror 7, and then is projected from sidelight lens 1, increases LED dipped beam moulds The utilization rate of light in group.Described LED dipped beam modules, using projection-type ellipsoid optical system, by two for the first focus of ellipsoid The light sent by block LED light source 9 passes through reflective surface to the second focus of ellipsoid, then by the plane positioned at the second focus of ellipsoid Reflecting plate 5 reflects, and produces directional light after reflecting via sidelight lens 1, and the dipped beam light type for meeting lighting regulations is required.
By above-mentioned specific embodiment, the beneficial effects of the utility model are:In focal point, concave surface ellipsoidal reflector is set, And left and right directions is symmetrical arranged LED light source in ellipsoidal reflector, by double LED light sources and ellipsoidal reflector, increase LED light strong Degree, reduces cost, while further reducing the volume of LED dipped beam modules, compact conformation reduces its weight, improves light efficiency, reduces Dispersion, ellipsoidal reflector and reflecting plate configuration can effectively in lift system light utilization rate, raising module light efficiency is low in satisfaction The end home vehicle market demand.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use that this practicality is new Type.Various modifications to these embodiments will be apparent for those skilled in the art, determined herein The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (4)

1. a double LED light source dipped headlights of a kind of automotive lighting, it is characterised in that including sidelight lens, lens fixed mount, install Frame, sealing plate, reflecting plate, radiator, reflecting mirror, LED drive module, LED light source, left LED light source, right LED light source, ellipsoid be anti- Penetrate mirror;The LED drive module is fixed on control circuit board, parallel above the control circuit board to be equipped with reflecting plate, institute Stating fixing assembling on reflecting plate has ellipsoidal reflector, and the reflecting plate is located on two focal planes of the reflecting mirror, close The focal point up concave type of reflecting mirror bottom is provided with ellipsoidal reflector, the ellipsoidal reflector landscape configuration, the ellipsoid reflection Inside mirror, the outwardly sloping formula of two major axis focal points or so is provided with two pieces of LED light sources, and the LED light source includes symmetrically matching somebody with somebody The left LED light source put and right LED light source, have reflecting plate, the left LED light source, the right side away from device in the focus of reflecting mirror bottom LED light source is connected with LED drive module electric signal;The reflecting mirror opening direction is equipped with plano lens successively and dipped beam is saturating Mirror, the sidelight lens are provided with mounting bracket on the lens fixed mount by lens fixed mount fixing assembling.
2. a kind of double LED light source dipped headlights of automotive lighting according to claim 1, it is characterised in that the control circuit Sealing below plate is equipped with sealing plate and radiator;At least provided with three heat dissipation ventilation roads in the radiator.
3. a kind of double LED light source dipped headlights of automotive lighting according to claim 1, it is characterised in that the left LED light Source, the top of right LED light source is concordant with reflecting plate arranges, and the range of tilt angles of the left LED light source or right LED light source is 15 degree -60 degree.
4. a kind of double LED light source dipped headlights of automotive lighting according to claim 1, it is characterised in that the left LED light Source, two focal points for being centrally disposed in the ellipsoidal reflector of right LED light source.
CN201621037639.8U 2016-09-05 2016-09-05 A kind of double LED light source dipped headlights of automotive lighting Expired - Fee Related CN206055459U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621037639.8U CN206055459U (en) 2016-09-05 2016-09-05 A kind of double LED light source dipped headlights of automotive lighting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621037639.8U CN206055459U (en) 2016-09-05 2016-09-05 A kind of double LED light source dipped headlights of automotive lighting

Publications (1)

Publication Number Publication Date
CN206055459U true CN206055459U (en) 2017-03-29

Family

ID=58369547

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621037639.8U Expired - Fee Related CN206055459U (en) 2016-09-05 2016-09-05 A kind of double LED light source dipped headlights of automotive lighting

Country Status (1)

Country Link
CN (1) CN206055459U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170329

Termination date: 20180905

CF01 Termination of patent right due to non-payment of annual fee