CN107062119A - A kind of luminous lens and double light car lights - Google Patents

A kind of luminous lens and double light car lights Download PDF

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Publication number
CN107062119A
CN107062119A CN201710012658.8A CN201710012658A CN107062119A CN 107062119 A CN107062119 A CN 107062119A CN 201710012658 A CN201710012658 A CN 201710012658A CN 107062119 A CN107062119 A CN 107062119A
Authority
CN
China
Prior art keywords
light
lens
source
car
projected area
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.)
Pending
Application number
CN201710012658.8A
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Chinese (zh)
Inventor
霍永峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Heng Kun Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017
Original Assignee
Chengdu Heng Kun Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chengdu Heng Kun Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017 filed Critical Chengdu Heng Kun Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017
Priority to CN201710012658.8A priority Critical patent/CN107062119A/en
Publication of CN107062119A publication Critical patent/CN107062119A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/663Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25Projection lenses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40Cooling of lighting devices
    • F21S45/47Passive cooling, e.g. using fins, thermal conductive elements or openings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00Exterior vehicle lighting devices for illuminating purposes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10Use or application of lighting devices on or in particular types of vehicles for land vehicles

Abstract

The present invention relates to lighting technical field, specifically related to a kind of luminous lens and double light car lights, the luminous lens include lens body, there is dipped beam projected area and distance light projected area in the lens body, the dipped beam projected area is corresponding with the first light source of car light, the light that first light source enters lens body is projected in front of car light, the lower beam illumination region of car light is formed;The distance light projected area is corresponding with the secondary light source of car light, and the light that secondary light source enters lens body is projected in front of car light, forms the far lighting region of car light.The luminous lens of the application, dipped beam projected area and distance light projected area are set in a lens body, luminous lens have good globality, first light source and secondary light source connect controlling switch respectively, switching between car light lower beam illumination and far lighting can be achieved by the switching between the first light source and secondary light source, in this way, simplifying the internal structure of car light.

Description

A kind of luminous lens and double light car lights
Technical field
The present invention relates to lighting technical field, and in particular to a kind of luminous lens and double light car lights.
Background technology
In technical field of automobile illumination, national publication GB7454-87《Automotive headlight is used and light beam adjusts skill Art is planned》、GB4599-2007《Headlamp luminous intensity distribution performance》And GB4660-2007《Lamps for vehicle silk bulb front fog lamp》To motor-driven The luminous intensity and direction of illumination of the far lighting of car, lower beam illumination and fog lamp, which are proposed, to be clearly required.
For headlamp, it is desirable to which emitted light necessarily be formed clearly "cut-off"line, and be cut for the light and shade The only formation of line, presently mainly using this technology of shadow shield progress shading, its principle is that the light that light source is launched leads to Cross setting shadow shield to block some light, and then form a light and shade region, forming a light and shade in penumbra cuts Only line, in this way, making its illuminated area meet the regulation of relevant criterion.
The formation basic theory of above-mentioned "cut-off"line, although be widely used among current headlamp at present, But it still has the technological deficiency that can not avoid, reason is:In present Vehicle lamp structure, dipped headlight and high beam are cut Change is realized by the motion of mechanical part, i.e. when needing to carry out light switching, is by controlling driving part, driving Shadow shield, the switching between dipped headlight and high beam is realized by the position adjustment of shadow shield.
Realize that the switching of dipped headlight and high beam is primarily present following problems by above-mentioned mode, be on the one hand car light Internal structure complexity is, it is necessary to set light-blocking member and driving part etc., and the presence of these moving components not only increases car light Manufacturing cost, moreover, also add car light volume and assembly difficulty, in use, phase is needed between these moving components Mutually coordinate, also improve the failure risk of car light, reduce the reliability that car light is used;Another further aspect, due to being to use shading The switching of dipped headlight and high beam is realized in plate shading, and the part that light source emits beam is blocked, cause light loss of energy, institute In traditional Vehicle lamp structure, also there is the problem of efficiency of light energy utilization is not high.
The content of the invention
It is an object of the invention to:For current Vehicle lamp structure above shortcomings car light can be reduced there is provided one kind Manufacture difficulty, improves car light and uses reliability, and can improve the Vehicle lamp structure of the car light efficiency of light energy utilization.
In order to realize above-mentioned technique effect, the application is adopted the technical scheme that:
There is dipped beam projected area and distance light projected area, institute in a kind of luminous lens, including lens body, the lens body The first light source that dipped beam projected area is stated with car light is corresponding, and the light that the first light source enters lens body is projected before car light Side, forms the lower beam illumination region of car light;The distance light projected area is corresponding with the secondary light source of car light, and secondary light source is entered The light for entering lens body is projected in front of car light, forms the far lighting region of car light.
It is preferred that, the dipped beam projected area is located above the distance light projected area.
It is preferred that, dipped beam projected area convex lens, the distance light projected area is planar lens.
Luminous lens use above-mentioned structure, facilitate the adjustment of lower beam illumination region shape and far lighting region shape.
The luminous lens of the application, set dipped beam projected area and distance light projected area, light extraction in a lens body Lens have good globality, in Vehicle lamp structure, and dipped beam projected area and distance light projected area correspond to different light respectively Source, in vehicle light illumination, the first light source and secondary light source connect controlling switch respectively, by between the first light source and secondary light source Switching switching between car light lower beam illumination and far lighting can be achieved, in this way, simplifying the internal structure of car light.
Disclosed herein as well is a kind of pair of light car light, including above-mentioned luminous lens, also include the first light source and second Light source, first light source is corresponding with the dipped beam projected area of the luminous lens, and the secondary light source and the light extraction are saturating The distance light projected area of mirror is corresponding.
The car light of the application is by setting the first light source and secondary light source, and setting to have dipped beam projected area and distance light The luminous lens of projected area, pass through the switching of the first light source and secondary light source, you can realize that car light lower beam illumination and distance light shine Switching between bright, in this way, simplify the internal structure of car light, reduces the motion portions such as shadow shield in traditional Vehicle lamp structure Part, while reduction manufacturing cost and assembly difficulty, also improves the reliability of car light;And light source emits beam and is not blocked Plate is blocked, so will not also lose luminous energy, and then improves the efficiency of light energy utilization of car light.
It is preferred that, described pair of light car light also includes sidelight lens, and the sidelight lens are used to send first light source Light refract on the dipped beam projected area of the lens body.
By setting sidelight lens, the collection for facilitating the first light source to emit beam can further reduce the knot of car light Structure size.
It is preferred that, the sidelight lens include the plane of incidence, exit facet and reflecting surface, the plane of incidence and first light source It is oppositely arranged, the exit facet and the dipped beam projected area of the lens body are oppositely arranged, makes what first light source was sent Light is entered in sidelight lens by the plane of incidence, and reflected face reflexes to exit facet, then refracts to the lens sheet by exit facet The dipped beam projected area of body.
By the geomery of reflective surface, while can reflecting the light that the first light source is sent, it can also enter The corresponding adjustment of row and cooperation, and then the further adjustment for facilitating car light lower beam illumination shape.
It is preferred that, described pair of light car light also includes reflex reflector, and the reflex reflector is corresponding with the secondary light source, uses The distance light projected area of the luminous lens is reflexed in the light for sending secondary light source.It is convenient by setting reflex reflector The collection that secondary light source emits beam.
It is preferred that, the reflex reflector is reflector.Reflex reflector is bowl-shape reflector, is further conducive to the second light The collection that source emits beam.
It is preferred that, first light source and/or secondary light source are arranged on heat conductive rod, and the heat conductive rod connects with radiator Connect.By setting heat conductive rod, while facilitating the first light source and/or secondary light source installation, also beneficial to the first light source and/or second The radiating of light source, the further reliability for improving car light work.
It is preferred that, the radiator is connected with fan.The further radiating efficiency for improving radiator.
It is preferred that, support tube is additionally provided with the heat conductive rod, the luminous lens are arranged on the support tube.Pass through Support tube is set, facilitates the installation of luminous lens.
In summary, by adopting the above-described technical solution, the beneficial effect of the application luminous lens is:
The 1st, dipped beam projected area and distance light projected area are set in a lens body, and luminous lens have good entirety Property;
2nd, in Vehicle lamp structure, dipped beam projected area and distance light projected area correspond to different light sources respectively, in vehicle light illumination, First light source and secondary light source connect controlling switch respectively, are that car can be achieved by the switching between the first light source and secondary light source Switching between lamp lower beam illumination and far lighting, and then simplify the internal structure of car light.
The beneficial effect of the double light car lights of the application is:
1st, the car light of the application is by setting the first light source and secondary light source, and setting to be thrown with dipped beam projected area and distance light The luminous lens in region are penetrated, pass through the switching of the first light source and secondary light source, you can car light lower beam illumination and far lighting is realized Between switching, in this way, simplify the internal structure of car light, reduce the moving components such as shadow shield in traditional Vehicle lamp structure, Reduce manufacturing cost and assembly difficulty;
2nd, the reliability of car light is improved;
3rd, light source, which emits beam, is not blocked plate and blocks, so will not also lose luminous energy, and then improves the light-use of car light Rate.
Brief description of the drawings
Fig. 1 is the light path schematic diagram of projection lighting optical system of the present invention,
Marked in figure:1- lens bodies, 2- dipped beams projected area, 3- distance light projected area, the light sources of 4- first, 5- secondary light sources, 6- sidelight lens, 7- reflex reflectors, 8- heat conductive rods, 9- radiators, 10- fans, 11- support tubes.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not For limiting the present invention.
Embodiment 1:As shown in figure 1,
There is dipped beam projected area 2 and distance light projected area in a kind of luminous lens, including lens body 1, the lens body 1 3, the dipped beam projected area 2 is corresponding with the first light source 4 of car light, and the light that the first light source 4 enters lens body 1 is projected In front of to car light, the lower beam illumination region of car light is formed;The distance light projected area 3 is corresponding with the secondary light source 5 of car light, will The light that secondary light source 5 enters lens body 1 is projected in front of car light, forms the far lighting region of car light.
As one of which embodiment, the dipped beam projected area 2 is located at the top of distance light projected area 3.
As one of which embodiment, the convex lens of dipped beam projected area 2, the distance light projected area 3 is flat Face lens.
Luminous lens use above-mentioned structure, facilitate the adjustment of lower beam illumination region shape and far lighting region shape.
The luminous lens of the present embodiment, set dipped beam projected area 2 and distance light projected area 3 in a lens body 1, Luminous lens have good globality, in Vehicle lamp structure, and dipped beam projected area 2 and distance light projected area 3 are corresponded to not respectively With light source, in vehicle light illumination, the first light source 4 and secondary light source 5 connect controlling switch respectively, pass through the first light source 4 and the The switching between car light lower beam illumination and far lighting can be achieved in switching between two light sources 5, in this way, simplifying the inside of car light Structure.
Embodiment 2:As shown in figure 1,
The present embodiment also discloses a kind of pair of light car light, including the luminous lens described in embodiment 1, also includes the first light source 4 With secondary light source 5, first light source 4 is corresponding with the dipped beam projected area 2 of the luminous lens, the secondary light source 5 with The distance light projected area 3 of the luminous lens is corresponding.
The car light of the present embodiment is by setting the first light source 4 and secondary light source 5, and setting to have dipped beam projected area 2 With the luminous lens of distance light projected area 3, pass through the switching of the first light source 4 and secondary light source 5, you can realize car light lower beam illumination Switching between far lighting, in this way, simplifying the internal structure of car light, reduces the shadow shield etc. in traditional Vehicle lamp structure Moving component, while reduction manufacturing cost and assembly difficulty, also improves the reliability of car light;And light source emits beam not It is blocked plate to block, so will not also lose luminous energy, and then improves the efficiency of light energy utilization of car light.
As one of which embodiment, described pair of light car light also includes sidelight lens 6, and the sidelight lens 6 are used for will The light that first light source 4 is sent is refracted on the dipped beam projected area 2 of the lens body 1.
By setting sidelight lens 6, the collection for facilitating the first light source 4 to emit beam can further reduce car light Physical dimension.
As one of which embodiment, the sidelight lens 6 include the plane of incidence, exit facet and reflecting surface, the incidence Face is oppositely arranged with first light source 4, and the exit facet and the dipped beam projected area 2 of the lens body 1 are oppositely arranged, and are made The light that first light source 4 is sent is entered in sidelight lens 6 by the plane of incidence, and reflected face reflexes to exit facet, then by going out The face of penetrating refracts to the dipped beam projected area 2 of the lens body 1.
By the geomery of reflective surface, while can reflecting the light that the first light source 4 is sent, it can also enter The corresponding adjustment of row and cooperation, and then the further adjustment for facilitating car light lower beam illumination shape.
As one of which embodiment, described pair of light car light also include reflex reflector 7, the reflex reflector 7 with it is described Secondary light source 5 is corresponding, and the light for secondary light source 5 to be sent reflexes to the distance light projected area 3 of the luminous lens.It is logical Setting reflex reflector 7 is crossed, the collection for facilitating secondary light source 5 to emit beam.
As one of which embodiment, the reflex reflector 7 is reflector.Reflex reflector 7 is bowl-shape reflector, is entered One step is conducive to the collection that secondary light source 5 emits beam.
As one of which embodiment, first light source 4 and/or secondary light source 5 are arranged on heat conductive rod 8, described Heat conductive rod 8 is connected with radiator 9.By setting heat conductive rod 8, while facilitating the first light source 4 and/or the installation of secondary light source 5, Beneficial to the radiating of the first light source 4 and/or secondary light source 5, the further reliability for improving car light work.
As one of which embodiment, the radiator 9 is connected with fan 10.It is further to improve dissipating for radiator 9 The thermal efficiency.
As one of which embodiment, support tube 11 is additionally provided with the heat conductive rod 8, the luminous lens are arranged on On the support tube 11.By setting support tube 11, facilitate the installation of luminous lens.
Any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., should be included in Within protection scope of the present invention.

Claims (10)

1. a kind of luminous lens, including lens body, it is characterised in that:There is dipped beam projected area and remote in the lens body Light projection region, the dipped beam projected area is corresponding with the first light source of car light, and the first light source is entered to the light of lens body Line is projected in front of car light, forms the lower beam illumination region of car light;The distance light projected area is relative with the secondary light source of car light Should, the light that secondary light source enters lens body is projected in front of car light, the far lighting region of car light is formed.
2. luminous lens according to claim 1, it is characterised in that:The dipped beam projected area is projected positioned at the distance light Overlying regions.
3. luminous lens according to claim 1 or 2, it is characterised in that:Dipped beam projected area convex lens, it is described Distance light projected area is planar lens.
4. a kind of pair of light car light, it is characterised in that:Including the luminous lens described in claim 1-3 any one, also include First light source and secondary light source, first light source are corresponding with the dipped beam projected area of the luminous lens, second light Source is corresponding with the distance light projected area of the luminous lens.
5. according to claim 4 pair of light car light, it is characterised in that:Also include sidelight lens, the sidelight lens are used for The light that first light source is sent is refracted on the dipped beam projected area of the lens body.
6. according to claim 5 pair of light car light, it is characterised in that:The sidelight lens include the plane of incidence, exit facet and Reflecting surface, the plane of incidence is oppositely arranged with first light source, the exit facet and the dipped beam projection area of the lens body Domain is oppositely arranged, and the light that first light source is sent is entered by the plane of incidence in sidelight lens, reflected face is reflexed to out Face is penetrated, then refracts to by exit facet the dipped beam projected area of the lens body.
7. double light car lights according to claim 4-6 any one, it is characterised in that:Also include reflex reflector, it is described anti- Electro-optical device is corresponding with the secondary light source, and the distance light that the light for secondary light source to be sent reflexes to the luminous lens is thrown Penetrate region.
8. according to claim 7 pair of light car light, it is characterised in that:The reflex reflector is reflector.
9. double light car lights according to claim 4-6 any one, it is characterised in that:First light source and/or second Light source is arranged on heat conductive rod, and the heat conductive rod is connected with radiator.
10. double light car lights according to claim 4-6 any one, it is characterised in that:It is additionally provided with the heat conductive rod Support tube, the luminous lens are arranged on the support tube.
CN201710012658.8A 2017-01-09 2017-01-09 A kind of luminous lens and double light car lights Pending CN107062119A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710012658.8A CN107062119A (en) 2017-01-09 2017-01-09 A kind of luminous lens and double light car lights

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710012658.8A CN107062119A (en) 2017-01-09 2017-01-09 A kind of luminous lens and double light car lights

Publications (1)

Publication Number Publication Date
CN107062119A true CN107062119A (en) 2017-08-18

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CN201710012658.8A Pending CN107062119A (en) 2017-01-09 2017-01-09 A kind of luminous lens and double light car lights

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107559613A (en) * 2017-09-06 2018-01-09 广州大泰光电科技有限公司 A kind of car light for being used to replace H4 bulbs
CN109340688A (en) * 2018-10-18 2019-02-15 常熟理工学院 A kind of dazzle lamp mould group
CN111981433A (en) * 2019-05-22 2020-11-24 朱国强 Convex lens for spherical surface-shared bifocal car lamp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107559613A (en) * 2017-09-06 2018-01-09 广州大泰光电科技有限公司 A kind of car light for being used to replace H4 bulbs
CN109340688A (en) * 2018-10-18 2019-02-15 常熟理工学院 A kind of dazzle lamp mould group
CN109340688B (en) * 2018-10-18 2021-04-06 常熟理工学院 High beam module of automobile headlamp
CN111981433A (en) * 2019-05-22 2020-11-24 朱国强 Convex lens for spherical surface-shared bifocal car lamp

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