CN102353003B - LED (light emiting diode) projection light fitting for remote and near lamps for vehicle - Google Patents
LED (light emiting diode) projection light fitting for remote and near lamps for vehicle Download PDFInfo
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- CN102353003B CN102353003B CN2011102341666A CN201110234166A CN102353003B CN 102353003 B CN102353003 B CN 102353003B CN 2011102341666 A CN2011102341666 A CN 2011102341666A CN 201110234166 A CN201110234166 A CN 201110234166A CN 102353003 B CN102353003 B CN 102353003B
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- light source
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- low beam
- convex lens
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Abstract
The invention relates to an LED (light emiting diode) projection light fitting for remote and near lamps for a vehicle. The projection light fitting comprises a lamp holder, a substrate, a convex mirror, a remote lamp light source with at least one LED, and a near lamp light source with at least one LED; an opening is formed at the front end of the lamp holder; the substrate is arranged in the lamp holder and provided with a front end surface and a rear end surface, wherein the front end surface faces to the opening of the lamp holder, and the rear end surface is opposite to the front end surface; the convex mirror is installed on the lamp holder and covers the opening at the front end of the lamp holder; the remote lamp light source is arranged at the front end surface of the substrate, and corresponds to the center of the convex mirror; the near lamp light source is arranged at the front end surface of the substrate and positioned at the upper right, upper left or the right above the center of the convex mirror; and the LED of the remote lamp light source can emit remote lights with a fixed emitting angle through the center of the convex mirror, and the near lamp light source can emit near lights at the bottom right, bottom left or right below directions through the convex mirror, thus the light fitting can be suitable for providing the remote and near illumination for left driving, right driving and a locomotive.
Description
Technical field
The present invention is about a kind of far away, near LED projection lamp fitting for vehicle, espespecially a kind of applicable provide vehicle far, the high illuminance LED light fixture of illumination closely.
Background technology
With the LED(light-emittingdiode) have as light source and to save electric energy, subtract carbon and low-heat, totally reach the advantage of long service life, thereby LED gradually is used on the vehicle as light source.When LED is used for the light source of vehicle projection lamp, based on the meeting security of two cars, need to set crevice projection angle.Clearly discuss, because the crevice projection angle of LED wafer (seeing the label 9 of the far lamp figure of accompanying drawing 1) is about about 140 ~ 150 degree, thereby, generally be that LED wafer 9 is installed with at the bottom of the groove of a circle V-type (seeing the low beam figure of accompanying drawing 2), the round end face that utilizes V-type groove upper limb and LED chip light source incident point form required crevice projection angle (be 30 to spend such as projecting lamp).This kind decide angle design, though the scattered light of LED can be cut into 30 degree light, light can form in the V-type cell wall and reflect veiling glare after the 30-140 degree, be helpless to the increase of illumination, produce on the contrary the astigmatism without optically focused, for send a car dazzling to form meeting time of subtend, obstruct the view and cause danger.
In addition, when LED wafer 9 design (is seen accompanying drawing 3) or is installed on the projection lamp fitting on halogen lamp head (seeing accompanying drawing 4), owing to can form the big firing angle of 55 ~ 100 degree on the light fixture of the wide projection angle of projection light, also be one large dangerous for sending a car of meeting.Since the design of present LED projecting lamp all take LED as single firing angle light projector light source as projecting lamp usefulness, thereby can't be construed as far away, the low beam of vehicle, for being that exchange is used at driving at night.
Summary of the invention
The object of the present invention is to provide a kind of projection lamp fitting for far away, the low beam of vehicle, to solve above-mentioned problem, this light fixture applicable to provide a left side to drive, drive in the right side, with far away, the in-plant illumination of locomotive, and on in-plant illumination is used, can avoid causing and produce dazzling and danger that obstruct the view to the car driver.
For achieving the above object, the present invention adopts following technical scheme:
The light fixture of the present invention's formation comprises a lamp socket, substrate, at least one convex lens, has at least one LED(SMD LED, wafer) the far lamp light source and have at least one LED(SMD LED, wafer) the low beam light source.The inside of this lamp socket has a room, and the inwall of room has a step; End has at least one opening before this room; The inwall of this opening has a shoulder; This substrate is to be subjected to the step of room inwall to be positioned at the room of this lamp socket with supporting, this substrate have towards the front end face of the opening of this lamp socket and with this front end face back to rear end face; End face is provided with a radiator and a driver that is connected with electrical property of substrate after the substrate; This at least one convex lens is installed on the shoulder of this lamp socket and covers the opening of this lamp socket, and this convex lens has a center; The inner surface of convex lens is provided with a cloudy surface structure or processes with cloudy surface; This far lamp light source is located at before this substrate end face and is comprised at least one LED(SMD LED, wafer), this far lamp surface of light source is to the inner surface of this convex lens and corresponding with the center of this convex lens.This low beam light source is located at before this substrate end face and is comprised at least one LED(SMD LED, wafer), this close to sources towards the inner surface of this convex lens and contraposition the upper right side of the heart among relative this convex lens, upper left side or directly over the position.But enclosing frame outside described far lamp, the low beam light source establishes one and is higher than the bundle aperture of LED apical margin and coating leaded light glue in the bundle aperture; The firing angle of the projection light of described far lamp light source is 25 degree, and the firing angle of the projection light of low beam light source is lower z axle light 60 degree.The LED(SMD LED of this far lamp light source, wafer) can throw the fixedly distance light of firing angle through the center of convex lens, this low beam light source can see through convex lens projection lower right, lower left or under dipped beam so that this light fixture applicable to provide a left side to drive, drive in the right side, with far away, the in-plant illumination of locomotive.
In the use, the driver of vehicle is LED(SMD LED, the wafer that can in time switch in response to difference driving situation far lamp or low beam light source), for example when the subtend track when sending a car, the driver can look road conditions and use the far lamp light source so that more remote illumination to be provided; On the contrary, when send a car in the subtend track, then changeable use low beam light source to be to provide closer distance and slightly depart from the illumination in subtend track, accordingly, can avoid causing subtend car driver to produce dazzling obstructing the view and causes danger.
In a preferred embodiment, this lamp socket has two openings and comprises two convex lens that cover individually this two opening, and this far lamp light source is to be located at independently individually in the opening and a corresponding convex lens with this low beam light source.
About the present invention's other purposes, advantage and feature, can graphicly understand by the detailed description of following preferred embodiment and with reference to appended.
Description of drawings:
Accompanying drawing 1 to accompanying drawing 4 is known vehicle lamp schematic diagram;
Accompanying drawing 5 is the cutaway view of one of the present invention embodiment;
Accompanying drawing 6 is view on the accompanying drawing 5;
Accompanying drawing 7 is view on another embodiment of the present invention;
Be arranged with the schematic diagram of bundle aperture and leaded light glue outside accompanying drawing 8 and accompanying drawing 9 demonstration the present invention's far lamp and the low beam light source;
Accompanying drawing 10 is the present invention's the left side schematic diagram far away, the low beam throw light of driving;
Accompanying drawing 11 is the present invention's the right side schematic diagram far away, the low beam throw light of driving;
Accompanying drawing 14 to accompanying drawing 16 is applied to engine hatch lamp schematic diagram far away for the present invention;
Accompanying drawing 17 is far away for the present invention's engine hatch lamp, the schematic diagram of low beam throw light;
Accompanying drawing 18 is to the schematic diagram of accompanying drawing 20 for other embodiment of the present invention.
Main element symbol description in the accompanying drawing:
1 lamp socket, 10 light fixtures, 11 steps, 12 rooms, 13 openings, 14 shoulders
2 substrates, 21 front end faces, 22 rear end faces, 31 far lamp light sources, 32 low beam light sources
33 bundle apertures, 34 leaded light glue, 4 convex lens, 41 centers, 5 radiators
6 drivers, 71 left sides, 72 right side, the 81 far lamp projection light of driving of driving
82 low beam projection light L left-lane R right lane P driver S separator bars
The specific embodiment:
Accompanying drawing 5 and accompanying drawing 6 show the projection lamp fitting 10 that is used for far away, the low beam of vehicle according to the present invention's one specific embodiment.In the present embodiment, light fixture 10 is for the lighting (for example head lamp or fog lamp) of driving as a left side, and this light fixture 10 comprises a lamp socket 1, one substrate 2, a convex lens 4, a far lamp light source 31, an and low beam light source 32.Lamp socket 1 inside has a room 12, and the inwall of room 12 has a step 11.Moreover end forms an opening 13 before the room 12, and the inwall of this opening 13 has a shoulder 14.
Convex lens 4 is installed on the shoulder 14 of this lamp socket 1 and covers the front opening 13 of this lamp socket 1, and the inner surface of convex lens 4 is provided with a cloudy surface structure or processes with cloudy surface.Moreover convex lens 4 has the central point that a center 41(X axle and Y-axis intersect).
Far lamp light source 31 is located at before the substrate 2 end face 21 and is comprised one or several LED(SMD LED, wafer), far lamp light source 31 is towards the inner surface of convex lens 4 and corresponding with the center 41 of convex lens 4.
Low beam light source 32 is located at before the substrate 2 end face 21 and is comprised one or several LED(SMD LED, wafer), low beam light source 32 is towards the position, upper right side of the inner surface of convex lens 4 and the contraposition heart 41 among relative convex lens 4.
As shown in Figure 7, the present invention's light fixture 10 is an applicable lighting (for example head lamp or fog lamp) of driving as the right side also, show that wherein far lamp light source 31 is corresponding with the center 41 of convex lens 4, and the position, upper left side of low beam light source 32 contrapositions heart 41 among relative convex lens 4.
As shown in Figure 8, establish one and be higher than the bundle aperture 33 of LED apical margin and cover LED to assemble the LED light beam in bundle aperture 33 interior coating leaded light glue 34 but enclose frame outside the far lamp, low beam light source 31,32, accordingly, improve the brightness of even light face.In accompanying drawing 9, show another embodiment that restraints aperture 33 and leaded light glue 34, wherein restraint the rectangle that is shaped as of aperture 33.
Accompanying drawing 10 and accompanying drawing 11 be respectively that the present invention is applied to drive in a left side and a right lighting of driving on the use schematic diagram of low beam and far lamp switching, its middle left and right drives 71,72 to explain with identical direction of traffic and to be, light fixture is to advance direction in contrast to driving, and the direction of light fixture throw light is the left and right side with driver P.Accompanying drawing 10 shows that left sides drive 71 to travel on right lane R, when using far lamp, is to form among the convex lens 4 the far lamp projection light 81 of line centered by the heart 41 by the transmission of the LED of far lamp light source 31 emission of light in the heart among the convex lens 4 41.When switch using low beam, be that the LED emission of light with low beam light source 32 produces the low beam projection light 82 of the lower right of a partial center 41 via 41 refractions of the heart among the convex lens 4, so that throw light run-off-road separator bar S slightly.On the other hand, accompanying drawing 11 shows that the right sides drive 72 to travel on left-lane L, when using far lamp, is the far lamp projection light 81 that forms line centered by the heart 41 among the convex lens 4 by the transmission of the LED of far lamp light source 31 emission of light in convex lens 4 centers 41.When switch using low beam, be that the LED emission of light with low beam light source 32 produces the low beam projection light 82 of the lower left of a partial center via 41 refractions of the heart among the convex lens 4, so that throw light run-off-road separator bar S slightly.Moreover the firing angle of far lamp projection light 81 is about 25 degree, and the firing angle of low beam projection light 82 is about lower z axle light 60 degree (seeing accompanying drawing 12 and accompanying drawing 13).The present invention's far lamp and low beam light source 31,32 setting produce dazzling when effectively being avoided the vehicle meeting with the subtend track and can't keep the clear danger of the place ahead sight line.
Accompanying drawing 14 shows also applicable lighting as engine hatch lamp of light fixture 10, wherein low beam light source 32 contrapositions position directly over the heart 41 among the relative convex lens 4.Accompanying drawing 15 is applied to the use schematic diagram of low beam and far lamp switching on the lighting of locomotive for light fixture 10, when wherein using far lamp, far lamp light source 31 throw lights to be providing more remote far lamp projection light 81, switch to when using low beam low beam light source 32 throw lights form via convex lens 4 refractions under and the low beam projection light 82 of closer distance.
Accompanying drawing 16 and accompanying drawing 17 show that but enclosing same frame outside far lamps, the low beam light source 31,32 establishes one and be higher than the bundle aperture 33 of LED apical margin and cover LED to assemble the LED light beam in bundle aperture 33 interior coating leaded light glue 34, accordingly, can improve the brightness of sparing the light face.Show in the accompanying drawing 16 that far lamp, low beam light source 31,32 do not comprise a LED, show in the accompanying drawing 17 that far lamp, low beam light source 31,32 do not comprise three LED.
Accompanying drawing 18 to accompanying drawing 20 shows that lamp socket 1 has two openings 13 and two convex lens 4, and far lamp light source 31 is not located at an opening 13 interior and corresponding convex lens 4 independently with 32 of low beam light sources, wherein far lamp light source 31 is corresponding with the center 41 of convex lens 4, and the position, upper right side of 32 hearts 41 among relative convex lens 4 of low beam light source.Accordingly, the light fixture 10 car body demand attractive in appearance that can be used to arrange in pairs or groups.
Moreover, low beam light source 32 can be configured to warm photochromic rank (4200K ~ 2700K), when rainy or dense fog appear in the driving situation, the LED of low beam light source warms up the penetrable misty rain of light, to guarantee traffic safety, in addition, far lamp light source 31 can arrange respectively color range different LED(SMD LED, wafer by demand from low beam light source 32).
Aforementioned is the explanation of the present invention's structure being done preferred embodiment, is can do multiple variation or modify embodiment and comply with design spirit of the present invention.So, obviously replacing and modifying for what the technology personage who is familiar with this area can do, will be incorporated within the claim that the present invention advocates.
Claims (1)
1. be used for the LED projection lamp fitting of far away, the low beam of vehicle, it is characterized in that: comprise:
One lamp socket, its inside has a room, and the inwall of room has a step; End has at least one opening before this room; The inwall of this opening has a shoulder;
One substrate, it is to be subjected to the step of room inwall to be positioned at the room of this lamp socket with supporting, this substrate have towards the front end face of the opening of this lamp socket and with this front end face back to rear end face; End face is provided with a radiator and a driver that is connected with electrical property of substrate after the substrate;
At least one convex lens, it is installed on the shoulder of this lamp socket and covers the opening of this lamp socket, and this convex lens has a center; The inner surface of convex lens is provided with a cloudy surface structure or processes with cloudy surface;
One far lamp light source, it is located at before this substrate end face and comprises at least one LED, and this far lamp surface of light source is to the inner surface of this convex lens and corresponding with the center of this convex lens; And
One low beam light source, it is located at before this substrate end face and comprises at least one LED, this low beam surface of light source to the inner surface of this convex lens and contraposition the upper right side of the heart among relative this convex lens, upper left side or directly over the position;
But enclosing frame outside described far lamp, the low beam light source establishes one and is higher than the bundle aperture of LED apical margin and coating leaded light glue in the bundle aperture; The firing angle of the projection light of described far lamp light source is 25 degree, and the firing angle of the projection light of low beam light source is lower z axle light 60 degree, and the throw light run-off-road separator bar of low beam light source.
2, as claimed in claim 1 the LED projection lamp fitting that is used for far away, the low beam of vehicle, it is characterized in that: this lamp socket has two openings and comprises two convex lens that cover individually this two opening, and this far lamp light source is to be located at independently individually in the opening and a corresponding convex lens with this low beam light source.
3, as claimed in claim 1 the LED projection lamp fitting that is used for far away, the low beam of vehicle, it is characterized in that: this far lamp light source is by demand the different LED of color range to be set respectively from this low beam light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102341666A CN102353003B (en) | 2011-08-16 | 2011-08-16 | LED (light emiting diode) projection light fitting for remote and near lamps for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102341666A CN102353003B (en) | 2011-08-16 | 2011-08-16 | LED (light emiting diode) projection light fitting for remote and near lamps for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102353003A CN102353003A (en) | 2012-02-15 |
| CN102353003B true CN102353003B (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102341666A Expired - Fee Related CN102353003B (en) | 2011-08-16 | 2011-08-16 | LED (light emiting diode) projection light fitting for remote and near lamps for vehicle |
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| CN (1) | CN102353003B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3036162B1 (en) * | 2015-05-13 | 2017-06-16 | Valeo Vision | LIGHTING MODULE BIFUNCTION CODE - ROAD FOR MOTOR VEHICLE |
| CN105972536A (en) * | 2016-06-17 | 2016-09-28 | 浙江嘀视科技有限公司 | Double-light lens assembly and light adjusting method thereof |
| CN106439675A (en) * | 2016-08-30 | 2017-02-22 | 清华大学深圳研究生院 | LED automobile headlamp |
| EP3354965B1 (en) * | 2017-01-31 | 2021-06-30 | Marelli Automotive Lighting Italy S.p.A. | Lighting device for vehicles provided with rotating modules |
| CN110006003A (en) * | 2019-05-09 | 2019-07-12 | 华域视觉科技(上海)有限公司 | Drive the vehicle head lamp that light shape is wholely set in left and right |
| CN110030532B (en) * | 2019-05-14 | 2023-10-20 | 华域视觉科技(上海)有限公司 | Lighting system and vehicle |
| EP3767161A1 (en) * | 2019-07-17 | 2021-01-20 | ZKW Group GmbH | Lighting device for a motor vehicle headlight |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201050720Y (en) * | 2007-05-15 | 2008-04-23 | 邱志刚 | Electric tricycle headlight |
| CN201162980Y (en) * | 2008-03-04 | 2008-12-10 | 常州星宇车灯股份有限公司 | Node conjugation type automobile front shining lamp |
| CN201344437Y (en) * | 2009-01-19 | 2009-11-11 | 浙江嘉利（丽水）工业有限公司 | Car head lamp |
| CN101832501A (en) * | 2009-07-22 | 2010-09-15 | 苏州睿昕汽车配件有限公司 | Vehicle headlamp with LED light source |
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| CN102353003A (en) | 2012-02-15 |
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Granted publication date: 20131023 Termination date: 20180816 |