CN103486520A - LED light source headlamp - Google Patents
LED light source headlamp Download PDFInfo
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- CN103486520A CN103486520A CN201310461490.0A CN201310461490A CN103486520A CN 103486520 A CN103486520 A CN 103486520A CN 201310461490 A CN201310461490 A CN 201310461490A CN 103486520 A CN103486520 A CN 103486520A
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Abstract
The invention relates to an LED light source headlamp. The LED light source headlamp comprises an LED upper beam light source, an LED signal light source and an LED lower beam light source, wherein the LED upper beam light source, the LED signal light source and the LED lower beam light source are arranged in sequence from top to bottom. The LED light source headlamp further comprises an upper LED light source supporting installing part and a lower LED light source supporting installing part, wherein the LED upper beam light source is arranged on the upper side of the upper LED light source supporting installing part, the LED signal light source is arranged between the upper LED light source supporting installing part and the lower LED light source supporting installing part, the LED lower beam light source is arranged on the lower side of the lower LED light source supporting installing part, and a heat dissipation and installation space is formed between the upper LED light source supporting installing part and the lower LED light source supporting installing part. Due to the fact that the heat dissipation and installation space is arranged, the sufficient heat dissipation space is provided for a high-power LED light source adopted by the LED light source headlamp, the heat dissipation effect of the LED light source headlamp is improved, and the sufficient assembly installation and arrangement space can be provided for the LED light source headlamp.
Description
Technical field
The present invention relates to the car headlamp field, specifically a kind of LED light source headlamp.
Background technology
The method for designing of LED headlamp is mainly divided projection-type and reflective two kinds.Projection-type LED headlamp module adds that by hemisphere ellipsoid reflector on duty, lens forms usually, and due to stopping and the refraction of lens, reflection equal loss of baffle plate, the capacity usage ratio of whole optical system can descend greatly.The reflecting LED headlamp mainly is divided into parabolic shape and free form surface type by the shape of reflection cavity.Parabolic shape reflector light forms and is comprised of lens, reflection cavity and light source.A light shield is arranged near the light source of its dipped headlights, be used for forming "cut-off"line and 15 ° of oblique lines on filament shield.
Existing LED(Light-Emitting Diode, light emitting diode) the light source headlamp is divided into projection and reflects two kinds; Projection be take Audi as example, in the mode of the direct outgoing of LED, carries out optical design, and the acting in conjunction by many LEDs forms the light type met the demands, and LED lamp power used is less, so heat radiation is comparatively desirable, but the control system complexity.Reflection be take Infiniti as example, carry out optical design in the mode of LED reflection, the effect by single or two LEDs forms the light type met the demands, and LED power used is larger, heat radiation is difficulty comparatively, and reflective structure needs speculum, general LED is arranged on the focus of speculum ellipsoid, causes upper and lower two LED positions very near, dispel the heat more difficult, the LED temperature influence is very large, and high temperature can make the LED light decay strengthen, and affects the car lighting effect.
Mainly there is following defect in the prior art level:
1, the LED light source projection arranges that the control difficulty is large, the space layout difficulty;
2, LED light source reflection mode, owing to requiring, LED power is larger, cause the heat radiation difficulty, and the top and the bottom light source distance is nearer, causes radiator structure far away apart from light source, increases the structural design difficulty.
In order to overcome the above problems, the present invention has done useful improvement.
Summary of the invention
(1) technical problem that will solve
The purpose of this invention is to provide a kind of LED light source headlamp, overcome existing LED light source headlamp heat-dissipating space deficiency, the problem of radiator structure layout difficulty.
(2) technical scheme
The present invention is achieved by the following technical solutions: a kind of LED light source headlamp comprises direction is arranged successively from top to bottom LED distance light light source, LED signal optical source and LED dipped beam light source; Described LED light source headlamp also comprises LED light source support mount and lower LED light source support mount;
Described LED distance light light source is arranged on the upside of described upper LED light source support mount, described LED signal optical source is arranged between described upper LED light source support mount and lower LED light source support mount, and described LED dipped beam light source is arranged on described lower LED light source support mount downside;
Form heat radiation and installing space between described upper LED light source support mount and lower LED light source support mount.
Wherein, described upper LED light source support mount comprises the first supporting clapboard, and described lower LED light source support mount comprises the second supporting clapboard.
Further, described LED distance light light source is equipped with high beam reflector, and described LED dipped beam light source is equipped with low beam reflector; Described LED signal optical source is equipped with LED signal reflective mirror; Described high beam reflector and low beam reflector are elliptical mirror, and described LED signal optical source reflective mirror is the projection-type elliptical mirror.Described LED distance light light source is arranged on the ellipsoid focal position of described high beam reflector; Described LED dipped beam light source is arranged on the ellipsoid focal position of described low beam reflector,
Further again, described LED signal optical source comprises the plurality of LEDs lamp, described plurality of LEDs lamp is distributed in the close direction of observation end position of heat radiation and installing space middle part of described the first supporting clapboard and the formation of the second supporting clapboard along straight line transverse row successively, and coordinates described LED signal reflective mirror to form projection bright dipping mode; Described LED signal reflective mirror is for just throwing reflective mirror.
Perhaps, described LED signal optical source comprises the plurality of LEDs lamp, the side that described plurality of LEDs lamp laterally is arranged in heat radiation that described the first supporting clapboard and the second supporting clapboard form and installing space successively along the straight line position that keeps to the side, and coordinate described LED signal reflective mirror to form projection bright dipping mode; Described LED signal reflective mirror is that side is thrown reflective mirror.
Preferably, described LED signal optical source adopts guide structure; Described guide structure comprises light conductor, for LED lamp that light source is provided to described light conductor and for supporting the supporting construction of described light conductor.
Wherein, described guide structure is arranged at the heat radiation of described the first supporting clapboard and the formation of the second supporting clapboard and the end position of installing space middle part and close direction of observation.
Further, described for provide the LED lamp of light source to be arranged on the end of described light conductor to described light conductor, and be positioned at the light fixture rear portion away from LED dipped beam light source and LED distance light light source.
Wherein, described LED light source headlamp also comprises upper heat sink and bottom radiator, and described upper heat sink is arranged on the first supporting clapboard downside; Described bottom radiator is arranged on described the second supporting clapboard upside; Described upper heat sink and the asymmetric layout of bottom radiator vertical direction.
(3) beneficial effect
With prior art, with product, compare, the present invention has the following advantages:
1, LED signal optical source of the present invention is placed in the medium position between LED dipped beam light source and LED distance light light source, and the high-power LED light source adopted for LED distance light light source and the LED dipped beam light source of upper and lower setting forms enough heat radiations and installing space.
2, the present invention can save the energy by the guide structure adopted as the LED signal optical source, and vacates greater room for the present invention at medium position, can make the present invention increase more radiator structures are set at medium position, thereby has improved the radiating effect of headlamp.
The accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of LED light source headlamp of the present invention;
Fig. 2 is the front view of LED light source headlamp of the present invention;
Fig. 3 is A-A sectional structure chart in Fig. 2;
Fig. 4 is LED signal optical source structural representation of the present invention;
Fig. 5 is the front view of the LED light source headlamp of guide structure of the present invention;
Fig. 6 is the LED light source head lamp structure schematic diagram of guide structure of the present invention.
In accompanying drawing, the component list of each label representative is as follows:
1, upper heat sink; 2, the first supporting clapboard; 3, the second supporting clapboard; 4, bottom radiator; 5, LED signal optical source; 51, light conductor; 52, light conductor support; 6, high beam reflector; 7, low beam reflector; 8, LED distance light light source; 9, LED dipped beam light source; 10, LED signal reflective mirror; 10a, just throw reflective mirror; 10b, side are thrown reflective mirror; 11, heat radiation and installing space.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made a detailed explanation.
As depicted in figs. 1 and 2, the present embodiment provides a kind of LED light source headlamp be applied on automobile, comprise that described LED light source headlamp also comprises LED light source support mount and lower LED light source support mount with direction is arranged successively from top to bottom LED distance light light source 8, LED signal optical source 5 and LED dipped beam light source 9;
Described LED distance light light source 8 is arranged on the upside of described upper LED light source support mount, described LED signal optical source 5 is arranged between described upper LED light source support mount and lower LED light source support mount, and described LED dipped beam light source 9 is arranged on described lower LED light source support mount downside;
Form heat radiation and installing space 11 between described upper LED light source support mount and lower LED light source support mount.
Particularly, described upper LED light source support mount comprises the first supporting clapboard 2, and described lower LED light source support mount comprises the second supporting clapboard 3.
Heat radiation and installing space 11 between the first supporting clapboard 2 and the second supporting clapboard 3, can form certain radiator structure for LED distance light light source and LED dipped beam light source, and, when LED distance light light source and LED dipped beam light source are used respectively high-power LED lamp, also can reach good radiating effect; In addition, this heat radiation and installing space 11 can provide enough arrangement of components spaces for the LED light source headlamp.
Particularly, described LED distance light light source 8 is equipped with high beam reflector 6, and described LED dipped beam light source 9 is equipped with low beam reflector 7; Described high beam reflector 6 and low beam reflector 7 all adopt elliptical mirror.Described LED signal optical source 5 is equipped with LED signal reflective mirror 10; Described high beam reflector and low beam reflector are elliptical mirror, and described LED signal optical source reflective mirror is the projection-type elliptical mirror.When this LED distance light light source is arranged on the ellipsoid focal position of described high beam reflector 6, can reach the effect of effectively utilizing light source; Similarly, described LED dipped beam light source 9 also is arranged on the ellipsoid focal position of described low beam reflector 7.
Further, as shown in Figures 2 and 3, described LED signal optical source comprises the plurality of LEDs lamp.As shown in Figure 2, described plurality of LEDs lamp is distributed in the heat radiation of described the first supporting clapboard 2 and the second supporting clapboard 3 formation and the position of installing space 11 close direction of observation ends along straight line transverse row successively, and coordinating described LED signal reflective mirror 10 to form projection bright dipping mode, described LED signal reflective mirror is for just throwing reflective mirror 10a.
Described LED signal optical source 5 is equipped with LED signal reflective mirror 10.LED signal optical source 5 in the present embodiment preferably is arranged on the center line of each LED signal reflective mirror 10, can effectively utilize the luminous energy of light source between daytime like this, certainly, also can be arranged on LED signal reflective mirror front side on the upper side or position on the lower side, all can make the LED signal optical source reach illuminating effect preferably.Described plurality of LEDs lamp is arranged with projection-type, can form the light type of satisfying the demand according to the acting in conjunction that needs of automobile, and in the present embodiment, preferably, described plurality of LEDs lamp is laterally arranged successively along straight line, can reach illumination preferably and radiating effect.
As shown in Figure 4, the present embodiment also provides the embodiment of another LED signal optical source, specifically: described LED signal optical source 5 comprises the plurality of LEDs lamp, the side that described plurality of LEDs lamp laterally is arranged in heat radiation that described the first supporting clapboard 2 and the second supporting clapboard 3 form and installing space 11 successively along the straight line position that keeps to the side, and coordinate described LED signal reflective mirror to form projection bright dipping mode; Described LED signal reflective mirror is that side is thrown reflective mirror 10b.
In addition, described LED signal optical source 5 also can adopt guide structure.Described guide structure comprises light conductor, for LED lamp that light source is provided to described light conductor and for supporting the supporting construction of described light conductor.As shown in Figure 5 and Figure 6, described light conductor 51 is arranged between the first supporting clapboard 2 and the second supporting clapboard 3 by the light conductor support 52 for supporting, and described light conductor 51 adopts elongate in shape; As shown in Figure 5, described light conductor 51 is horizontally installed between described the first supporting clapboard 2 and described the second supporting clapboard 3 end position of the middle part of the heat radiation that forms and installing space 11 near direction of observation.Described for to described light conductor 51, providing the LED lamp of light source to be arranged on the end of described light conductor 51, and be positioned at the light fixture rear portion away from LED dipped beam light source 9 and LED distance light light source 8.Described LED lamp can be provided with one or more.When the LED lamp while being a plurality of, a part wherein can be arranged on to an end of this light conductor 51, another part is arranged on the other end of light conductor 51.Guide structure can be saved the energy as the LED signal optical source, and vacates greater room for the present invention at medium position, can make the present invention increase more radiator structures are set at medium position, thereby has improved the radiating effect of headlamp.
Further, described LED light source headlamp also comprises upper heat sink 1 and bottom radiator 4, and described upper heat sink 1 is arranged on the first supporting clapboard 2, and described bottom radiator 4 is arranged on described the second supporting clapboard 3.Particularly, described upper heat sink 1 is arranged on the downside of described the first supporting clapboard 2, and described bottom radiator 4 is arranged on the upside of described the second supporting clapboard 3.Preferably, described upper heat sink and the asymmetric layout of bottom radiator vertical direction, thereby be beneficial to LED light source heat radiation this.In embodiment, between first, second supporting clapboard, can provide enough space for heat abstractor being installed or for other layouts.
Above embodiment is only for illustrating the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. a LED light source headlamp, is characterized in that,
Comprise direction is arranged successively from top to bottom LED distance light light source, LED signal optical source and LED dipped beam light source; Described LED light source headlamp also comprises LED light source support mount and lower LED light source support mount;
Described LED distance light light source is arranged on the upside of described upper LED light source support mount, described LED signal optical source is arranged between described upper LED light source support mount and lower LED light source support mount, and described LED dipped beam light source is arranged on described lower LED light source support mount downside;
Form heat radiation and installing space between described upper LED light source support mount and lower LED light source support mount.
2. LED light source headlamp according to claim 1, is characterized in that, described upper LED light source support mount comprises the first supporting clapboard, and described lower LED light source support mount comprises the second supporting clapboard.
3. LED light source headlamp according to claim 2, is characterized in that, described LED distance light light source is equipped with high beam reflector, and described LED dipped beam light source is equipped with low beam reflector; Described LED signal optical source is equipped with LED signal reflective mirror; Described high beam reflector and low beam reflector are elliptical mirror, and described LED signal optical source reflective mirror is the projection-type elliptical mirror.
4. LED light source headlamp according to claim 3, is characterized in that, described LED distance light light source is arranged on the ellipsoid focal position of described high beam reflector; Described LED dipped beam light source is arranged on the ellipsoid focal position of described low beam reflector.
5. LED light source headlamp according to claim 3, it is characterized in that, described LED signal optical source comprises the plurality of LEDs lamp, described plurality of LEDs lamp is distributed in the close direction of observation end position of heat radiation and installing space middle part of described the first supporting clapboard and the formation of the second supporting clapboard along straight line transverse row successively, and coordinates described LED signal reflective mirror to form projection bright dipping mode; Described LED signal reflective mirror is for just throwing reflective mirror.
6. LED light source headlamp according to claim 3, it is characterized in that, described LED signal optical source comprises the plurality of LEDs lamp, the side that described plurality of LEDs lamp laterally is arranged in heat radiation that described the first supporting clapboard and the second supporting clapboard form and installing space successively along the straight line position that keeps to the side, and coordinate described LED signal reflective mirror to form projection bright dipping mode; Described LED signal reflective mirror is that side is thrown reflective mirror.
7. LED light source headlamp according to claim 3, is characterized in that, described LED signal optical source adopts guide structure; Described guide structure comprises light conductor, for LED lamp that light source is provided to described light conductor and for supporting the supporting construction of described light conductor.
8. LED light source headlamp according to claim 7, is characterized in that, described guide structure is arranged at the heat radiation of described the first supporting clapboard and the formation of the second supporting clapboard and the end position of installing space middle part and close direction of observation.
9. LED light source headlamp according to claim 8, is characterized in that, described for provide the LED lamp of light source to be arranged on the end of described light conductor to described light conductor, and be positioned at the light fixture rear portion away from LED dipped beam light source and LED distance light light source.
10. LED light source headlamp according to claim 2, is characterized in that, described LED light source headlamp also comprises upper heat sink and bottom radiator, and described upper heat sink is arranged on the first supporting clapboard downside; Described bottom radiator is arranged on described the second supporting clapboard upside; Described upper heat sink and the asymmetric layout of bottom radiator vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461490.0A CN103486520B (en) | 2013-09-30 | 2013-09-30 | LED light source headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461490.0A CN103486520B (en) | 2013-09-30 | 2013-09-30 | LED light source headlamp |
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| Publication Number | Publication Date |
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| CN103486520A true CN103486520A (en) | 2014-01-01 |
| CN103486520B CN103486520B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310461490.0A Active CN103486520B (en) | 2013-09-30 | 2013-09-30 | LED light source headlamp |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015155088A1 (en) * | 2014-04-10 | 2015-10-15 | Hella Kgaa Hueck & Co. | Lighting device for vehicles |
| CN106322269A (en) * | 2015-07-03 | 2017-01-11 | 展群科技（深圳）有限公司 | LED automobile high and low beam lens lamp |
| JP2018133164A (en) * | 2017-02-14 | 2018-08-23 | 株式会社小糸製作所 | Vehicular lighting fixture |
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| JP2007035499A (en) * | 2005-07-28 | 2007-02-08 | Honda Motor Co Ltd | Lighting system |
| CN101209691A (en) * | 2006-12-27 | 2008-07-02 | 株式会社小糸制作所 | Luminous element driving circuit and lamp for vehicle |
| CN101852417A (en) * | 2009-03-31 | 2010-10-06 | 株式会社小糸制作所 | Light emitting device modularizing member and lamp unit |
| CN201983153U (en) * | 2010-12-30 | 2011-09-21 | 中山市世耀光电科技有限公司 | Light-emitting diode (LED) motorcycle lamp |
| US20120281424A1 (en) * | 2011-05-02 | 2012-11-08 | Peterson Manufacturing Company | Illumination lamp with dual beam functions |
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2013
- 2013-09-30 CN CN201310461490.0A patent/CN103486520B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007035499A (en) * | 2005-07-28 | 2007-02-08 | Honda Motor Co Ltd | Lighting system |
| CN101209691A (en) * | 2006-12-27 | 2008-07-02 | 株式会社小糸制作所 | Luminous element driving circuit and lamp for vehicle |
| CN101852417A (en) * | 2009-03-31 | 2010-10-06 | 株式会社小糸制作所 | Light emitting device modularizing member and lamp unit |
| CN201983153U (en) * | 2010-12-30 | 2011-09-21 | 中山市世耀光电科技有限公司 | Light-emitting diode (LED) motorcycle lamp |
| US20120281424A1 (en) * | 2011-05-02 | 2012-11-08 | Peterson Manufacturing Company | Illumination lamp with dual beam functions |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015155088A1 (en) * | 2014-04-10 | 2015-10-15 | Hella Kgaa Hueck & Co. | Lighting device for vehicles |
| CN106164574A (en) * | 2014-04-10 | 2016-11-23 | 黑拉许克联合股份有限公司 | Illuminator for vehicle |
| CN106164574B (en) * | 2014-04-10 | 2020-02-14 | 黑拉许克联合股份有限公司 | Lighting device for vehicle |
| CN106322269A (en) * | 2015-07-03 | 2017-01-11 | 展群科技（深圳）有限公司 | LED automobile high and low beam lens lamp |
| JP2018133164A (en) * | 2017-02-14 | 2018-08-23 | 株式会社小糸製作所 | Vehicular lighting fixture |
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| CN103486520B (en) | 2017-01-25 |
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