CN105402667A - LED light source double-beam lens illuminating system - Google Patents
LED light source double-beam lens illuminating system Download PDFInfo
- Publication number
- CN105402667A CN105402667A CN201510715900.9A CN201510715900A CN105402667A CN 105402667 A CN105402667 A CN 105402667A CN 201510715900 A CN201510715900 A CN 201510715900A CN 105402667 A CN105402667 A CN 105402667A
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- CN
- China
- Prior art keywords
- led light
- light source
- reflex reflector
- optical lens
- illuminator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
- F21S41/692—Shields, i.e. screens not creating an image meant to be projected
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED light source double-beam lens illuminating system. The LED light source double-beam lens illuminating system comprises a convex lens, a light reflecting device used for reflecting an emergent light of LED light sources to the convex lens, the multiple LED light sources arranged inside the light reflecting device, and a high and low headlight switching device arranged between the convex lens and the LED light sources, wherein the surface of the light reflecting device is provided with radiating grooves. According to the LED light source double-beam lens illuminating system, the radiating grooves are formed in the surface of the light reflecting device, heat generated by the LED light sources encircled by the light reflecting device inside reaches the surface of the light reflecting device at first; the heat can be transmitted to the outside immediately and timely through the radiating grooves formed in the surface of the light reflecting device and taken away by cold air of the external environment, so that the radiating efficiency is improved. Meanwhile, the light reflecting device has a light reflecting effect and a radiating effect, namely a radiating device and the light reflecting device are combined; the vast radiating device is omitted, and the size of the LED light source double-beam lens illuminating system is significantly reduced.
Description
Technical field
The present invention relates to technical field of vehicle, in particular, relate to the two optical lens illuminator of a kind of LED light source.
Background technology
At present, in automotive field, the two optical lens illuminator of LED light source of the prior art is as headlight for vehicles, except being provided with long-and-short distant light switching device shifter, also usually be provided with huge heat abstractor, dispel the heat to multiple LED light source, heat abstractor is bulky, radiating effect is general, does not meet the design of some vehicles to headlight.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the two optical lens illuminator of a kind of LED light source, while good heat radiating, reducing the volume of illuminator.
For achieving the above object, the invention provides following technical scheme:
The two optical lens illuminator of a kind of LED light source, comprising:
Convex lens;
For the emergent light of LED light source being reflexed to the reflex reflector of described convex lens, the surface of described reflex reflector is provided with radiating groove;
Be arranged at the multiple described LED light source of described reflex reflector inside;
Be arranged at the long-and-short distant light switching device shifter between described convex lens and described LED light source.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, described long-and-short distant light switching device shifter comprises:
Baffle plate, described baffle surface is provided with part emergent ray for described LED light source or all hollow hole that passes through of emergent ray and the fixed axis that is positioned at described hollow hole lower horizontal direction;
Described baffle plate is driven to rotate the driving mechanism of predetermined angle around described fixed axis.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, also comprise the lens carrier for fixing described convex lens, the side of described lens carrier is fixedly connected with described convex lens, and the opposite side of described lens carrier is fixedly connected with described reflex reflector.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, described long-and-short distant light switching device shifter is arranged between described lens carrier and described reflex reflector.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, cross section and the longitudinal section of described reflex reflector are sector.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, described reflex reflector is aluminium alloy reflex reflector.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, also comprise the connecting plate being arranged at described reflex reflector inside, described connecting plate is provided with described LED light source.
Preferably, in the two optical lens illuminator of above-mentioned LED light source, described connecting plate is aluminium alloy connecting plate.
In the two optical lens illuminator of above-mentioned LED light source, also comprise the fan be connected with described reflex reflector.
As can be seen from technique scheme, the two optical lens illuminator of a kind of LED light source provided by the present invention, comprising: convex lens; For the emergent light of LED light source being reflexed to the reflex reflector of described convex lens, the surface of described reflex reflector is provided with radiating groove; Be arranged at the multiple described LED light source of described reflex reflector inside; Be arranged at the long-and-short distant light switching device shifter between described convex lens and described LED light source.The present invention is provided with radiating groove on the surface of reflex reflector, be enclosed in the heat generation of interior LED light source by reflex reflector after, first heat arrives reflex reflector surface, reflex reflector surface is provided with radiating groove, the heat very first time can be transferred to external environment in time, by the cold air of external environment, heat is taken away, improve radiating efficiency.Meanwhile, because the existing reflection action of reflex reflector has thermolysis again, unite two into one by heat abstractor and reflex reflector, eliminate huge heat abstractor, substantially reduce the two optical lens illuminator volume of LED light source.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The two optical lens lighting system structure schematic diagram of a kind of LED light source that Fig. 1 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the two optical lens lighting system structure schematic diagram of a kind of LED light source that Fig. 1 provides for the embodiment of the present invention.
In a kind of concrete embodiment, provide the two optical lens illuminator of a kind of LED light source, comprising: convex lens 101; For the emergent light of LED light source 200 being reflexed to the reflex reflector 300 of described convex lens, the surface of described reflex reflector 300 is provided with radiating groove; Be arranged at the multiple described LED light source 200 of described reflex reflector 300 inside; Be arranged at the long-and-short distant light switching device shifter between described convex lens 101 and described LED light source 200.The surface of reflex reflector 300 is provided with radiating groove, and the quantity of radiating groove is more, the heat of LED light source 200 and the area of extraneous contact larger, radiating effect is better.The shape of radiating groove can be flap-like, certainly, also can arrange the radiating groove of other shape as required, and all within protection domain, the surface of radiating groove and extraneous contact area are more conducive to dispelling the heat more greatly.Reflex reflector 300 can select reflector, and LED light source 200 surrounds by reflector, makes 360 luminescences of LED light source 200 all can expose to the reflective surface of reflector, plays effective effect of converging light.Certainly, also can be the reflex reflector of other shape, all within protection domain.
Further, in the two optical lens illuminator of above-mentioned LED light source, described long-and-short distant light switching device shifter comprises: baffle plate, and described baffle surface is provided with part emergent ray for described LED light source or all hollow hole that passes through of emergent ray and the fixed axis that is positioned at described hollow hole lower horizontal direction; Described baffle plate is driven to rotate the driving mechanism of predetermined angle around described fixed axis.
Further, in the two optical lens illuminator of above-mentioned LED light source, also comprise the lens carrier 102 for fixing described convex lens 101, the side of described lens carrier 102 is fixedly connected with described convex lens 101, and the opposite side of described lens carrier 102 is fixedly connected with described reflex reflector 300.
Further, in the two optical lens illuminator of above-mentioned LED light source, described long-and-short distant light switching device shifter is arranged between described lens carrier 102 and described reflex reflector 300.
Concrete, the form that automobile double optical lens illuminator in present embodiment adopts convex lens 101 and reflex reflector 300 to combine, convex lens 101 are securely fixed on the left of lens carrier 101 by the clamp on lens carrier 102, by eight screws, lens carrier 102 is fixed on reflex reflector 300 again, be connected with on the left of reflex reflector 300, the emergent ray of LED light source 200 light projects on convex lens 101 after the reflection of reflex reflector 300 reflective surface, after accurate luminous intensity distribution, the a part of light through convex lens 101 is made accurately to converge to central area, with the optical requirement of satisfy regulatory to dazzle light, the region that about another part light is dispersed in and below is wider, with the optical requirement of satisfy regulatory to automobile dipped headlight.Far-near lamplight switchover device is preferably magnetic valve switching mechanism, this magnetic valve switching mechanism there is baffle plate, the driving mechanism driving baffle plate motion is magnetic valve, specifically comprise: baffle plate, described baffle surface be provided with for described light source assembly emergent ray partially or completely through hollow hole and be positioned at the fixed axis in described hollow hole lower horizontal direction; Described baffle plate is driven to rotate the driving mechanism of predetermined angle around described fixed axis.The magnetic valve do not powered up during dipped beam is in normally open, baffle plate now on magnetic valve switching mechanism is in the focal position of convex lens, the light part that LED light source 200 sends is blocked by baffle plate, thus realize "cut-off"line clearly, effectively prevent dazzle, make running car safer, meet the lower beam illumination requirement of car headlamp; Solenoid valves during distance light, baffle plate is driven to leave the focal position of convex lens, the light that LED light source 200 sends accurately converges to central area, makes the luminous energy of central area meet the lighting requirement of automobile to distance light, constitutes a complete automobile double optical lens illuminator.
Further, in the two optical lens illuminator of above-mentioned LED light source, cross section and the longitudinal section of described reflex reflector 300 are sector.Because reflex reflector 300 inner surface is cambered surface, and enclose LED light source 200, ensure that the light of 360 degree of all directions of LED light source 200 all can expose in cambered surface, luminous intensity distribution back reflection, on convex lens 101, improves light utilization efficiency.It is pointed out that the shape of reflex reflector 300 includes but not limited to above-mentioned shape, ensure that the light of LED light source 200 irradiates reflex reflector completely and reflexes to convex lens, all within protection domain.
Further, in the two optical lens illuminator of above-mentioned LED light source, aluminum alloy materials is conducive to heat radiation, and therefore, reflex reflector 300 is aluminium alloy reflex reflector.
Further, in the two optical lens illuminator of above-mentioned LED light source, also comprise the connecting plate being arranged at described reflex reflector 300 inside, described connecting plate is provided with described LED light source 200.Described connecting plate is preferably aluminium alloy connecting plate.The heat of LED light source 200 can be passed in space by connecting plate in time, and heat arrives on reflex reflector 300, accelerates heat transmission speed, improves radiating efficiency.
Further, in order to the temperature accelerating reflex reflector 300 surface is distributed, the fan 400 be connected with reflex reflector 300 is also comprised.
The two optical lens illuminator of a kind of LED light source provided by the present invention, radiating groove is provided with on the surface of reflex reflector 300, be enclosed in the heat generation of interior LED light source by reflex reflector 300 after, first heat arrives reflex reflector 300 surface, reflex reflector 300 surface is provided with radiating groove, the heat very first time can be transferred to external environment in time, by the cold air of external environment, heat be taken away, improve radiating efficiency.Meanwhile, because the existing reflection action of reflex reflector 300 has thermolysis again, unite two into one by heat abstractor in prior art and reflex reflector, eliminate huge heat abstractor, substantially reduce the two optical lens illuminator volume of LED light source.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. the two optical lens illuminator of LED light source, is characterized in that, comprising:
Convex lens;
For the emergent light of LED light source being reflexed to the reflex reflector of described convex lens, the surface of described reflex reflector is provided with radiating groove;
Be arranged at the multiple described LED light source of described reflex reflector inside;
Be arranged at the long-and-short distant light switching device shifter between described convex lens and described LED light source.
2. the two optical lens illuminator of LED light source as claimed in claim 1, it is characterized in that, described long-and-short distant light switching device shifter comprises:
Baffle plate, described baffle surface is provided with part emergent ray for described LED light source or all hollow hole that passes through of emergent ray and the fixed axis that is positioned at described hollow hole lower horizontal direction;
Described baffle plate is driven to rotate the driving mechanism of predetermined angle around described fixed axis.
3. the two optical lens illuminator of LED light source as claimed in claim 2, it is characterized in that, also comprise the lens carrier for fixing described convex lens, the side of described lens carrier is fixedly connected with described convex lens, and the opposite side of described lens carrier is fixedly connected with described reflex reflector.
4. the two optical lens illuminator of LED light source as claimed in claim 3, it is characterized in that, described long-and-short distant light switching device shifter is arranged between described lens carrier and described reflex reflector.
5. the two optical lens illuminator of the LED light source as described in any one of Claims 1-4, it is characterized in that, cross section and the longitudinal section of described reflex reflector are sector.
6. the two optical lens illuminator of LED light source as claimed in claim 5, it is characterized in that, described reflex reflector is aluminium alloy reflex reflector.
7. the two optical lens illuminator of LED light source as claimed in claim 6, is characterized in that, also comprise the connecting plate being arranged at described reflex reflector inside, described connecting plate is provided with described LED light source.
8. the two optical lens illuminator of LED light source as claimed in claim 7, it is characterized in that, described connecting plate is aluminium alloy connecting plate.
9. the two optical lens illuminator of LED light source as claimed in claim 8, is characterized in that, also comprise the fan be connected with described reflex reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510715900.9A CN105402667A (en) | 2015-10-28 | 2015-10-28 | LED light source double-beam lens illuminating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510715900.9A CN105402667A (en) | 2015-10-28 | 2015-10-28 | LED light source double-beam lens illuminating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105402667A true CN105402667A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510715900.9A Pending CN105402667A (en) | 2015-10-28 | 2015-10-28 | LED light source double-beam lens illuminating system |
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| Country | Link |
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| CN (1) | CN105402667A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010121948A1 (en) * | 2009-04-21 | 2010-10-28 | Valeo Vision | Lighting module and device for a vehicle with improved road function |
| CN102095151A (en) * | 2011-01-20 | 2011-06-15 | 华南理工大学 | LED (light-emitting diode) automobile high beam light with mixed light distribution system |
| CN102364232A (en) * | 2011-10-12 | 2012-02-29 | 东莞市鼎聚光电有限公司 | Reflection type LED (Light-Emitting Diode) high beam for vehicle |
| CN103363410A (en) * | 2012-04-06 | 2013-10-23 | 湖北省比格斯通光电科技有限公司 | Vehicle lamp with integrated far and near light |
| CN104359063A (en) * | 2014-10-29 | 2015-02-18 | 东莞德里特光电科技有限公司 | Low and high beam integrated light with auxiliary light source |
| CN104864343A (en) * | 2015-06-03 | 2015-08-26 | 朱国平 | Twin light integrated LED automobile headlamp |
-
2015
- 2015-10-28 CN CN201510715900.9A patent/CN105402667A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010121948A1 (en) * | 2009-04-21 | 2010-10-28 | Valeo Vision | Lighting module and device for a vehicle with improved road function |
| CN102095151A (en) * | 2011-01-20 | 2011-06-15 | 华南理工大学 | LED (light-emitting diode) automobile high beam light with mixed light distribution system |
| CN102364232A (en) * | 2011-10-12 | 2012-02-29 | 东莞市鼎聚光电有限公司 | Reflection type LED (Light-Emitting Diode) high beam for vehicle |
| CN103363410A (en) * | 2012-04-06 | 2013-10-23 | 湖北省比格斯通光电科技有限公司 | Vehicle lamp with integrated far and near light |
| CN104359063A (en) * | 2014-10-29 | 2015-02-18 | 东莞德里特光电科技有限公司 | Low and high beam integrated light with auxiliary light source |
| CN104864343A (en) * | 2015-06-03 | 2015-08-26 | 朱国平 | Twin light integrated LED automobile headlamp |
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Application publication date: 20160316 |
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| RJ01 | Rejection of invention patent application after publication |