CN100519269C - Illumination device for motor vehicles, comprising a lamp module provided with light-emitting diodes - Google Patents
Illumination device for motor vehicles, comprising a lamp module provided with light-emitting diodes Download PDFInfo
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- CN100519269C CN100519269C CNB200480014773XA CN200480014773A CN100519269C CN 100519269 C CN100519269 C CN 100519269C CN B200480014773X A CNB200480014773X A CN B200480014773XA CN 200480014773 A CN200480014773 A CN 200480014773A CN 100519269 C CN100519269 C CN 100519269C
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- light
- lighting module
- emitting diode
- illumination
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Abstract
The invention relates to a vehicle illuminating device, which is composed of a first illuminating module (30) and a second illuminating module (40), respectively includes plenty of light emitting diodes (31, 41), and the second illuminating module (40) surrounds the first illuminating module (30). The illuminating device of the invention characters in that the illuminating modules (30, 40) are connected together and separately fixed, so that can change separately.
Description
Technical field
The present invention relates to a kind of car headlight device, have first lighting module that has at least one first light source and second lighting module that has at least one secondary light source, wherein the reflecting surface of second lighting module surrounds the reflecting surface of first lighting module, and one of them lighting module comprises at least one light-emitting diode, and this light-emitting diode is fixed on the circuit card.
Background technology
Automobile lamp particularly taillight adopts light-emitting diode (LED:light emittingdiode) to replace filament lamp or quartz lamp to disclose already in the prior art as lighting apparatus.For example can be with reference to DE 33 15 785 A1, DE 39 16 875 A1, DE 39 30 214A1 and DE 42 28 895 A1, it relates to automobile lamp or signal lamp, wherein uses light-emitting diode as lighting apparatus.
Disclose a kind of car headlight device in addition in DE 100 52 655 A1, wherein the collector around automobile front is furnished with the anchor ring that is equipped with light-emitting diode.Can provide additional signals lamp face by this light-emitting diode that is arranged on the anchor ring.It also can be used for parking light or flash light.This comprises that the lighting module of light-emitting diode surrounds the reflecting surface of automobile front thus.
Traditional shortcoming that only comprises the illumination equipment of light-emitting diode as light source is that it is relatively more expensive to change lighting module when breaking down.Be difficult to distinguish the different illumination functions of single lighting module in addition.
Summary of the invention
Be to provide a kind of beginning described illumination equipment in this task of the present invention, its structure space demand cost less and that cause when et out of order is lower.In addition lighting module can be simply and fast speed change.Give the outward appearance of illumination equipment characterization in addition from the outside, this can make recognizes that again illumination equipment is easier.Different illumination functions at this illumination equipment can clearly identify separately.
In order to finish above-mentioned task, the present invention proposes a kind of car headlight device, have one first lighting module and one second lighting module, it comprises a plurality of light-emitting diodes respectively, wherein second lighting module is around first lighting module, it is characterized in that: described lighting module is in step ground and arranges, and is separated from each other fixingly, makes changing that it can be independent.
The one-tenth step of lighting module is arranged and is meaned that especially the second circuit board that is used for the light-emitting diode of second lighting module is arranged in the proceeds posterolateral of the first circuit board of the light-emitting diode that is used for first lighting module.The advantage that becomes step to arrange is that different illumination functions that two lighting modules provide is easy to single area and tells.Because lighting module is separated from each other fixing, what it also can be independent changes.This is used to eliminate the cost of required this lighting module of replacing of fault when having saved lighting module et out of order therein.In this dismounting of having simplified fwd first lighting module and having become step to arrange.
Second lighting module is arranged in to indentation the back of first lighting module in appearance.For example second lighting module can be made of a ring that surrounds first lighting module.This encircles specifically annulus.
A kind of advantageous modification of illumination equipment according to the present invention, first lighting module and/or second lighting module connect by means of a kind of clamped joint, draw-in groove or socket is fastened on the connecting element.By this clamped joint, socket connect and/or draw-in groove connect lighting module can be very simple and fast speed change.It can the mode as filament lamp be changed, and filament lamp still is applied in traditional car headlight device up to now.Lighting module can be fixed on the connecting element by means of threaded connector in addition.Lighting module can be designed to gauge member thus, and it can be used for having the different automobiles of unified basic design-calculated illumination equipment.
The maximum feature of illumination equipment outward appearance is exactly the design of one or more intermediate glass sheet, and the intermediate glass sheet is arranged in lighting module and one and is preferably between the closed glass sheet of clear glass outward appearance.Under the situation of intermediate glass sheet, constitute the reflecting surface of each lighting module that can see from the outside.It is uniform basically reflective surface from the outside as can be seen.According to a kind of preferred scheme, the intermediate glass sheet that is arranged on the illumination equipment reflection direction is such, makes the light radiation of the light that sent by first light source have the spider reticulation outward appearance.Can realize thus reflecting especially uniformly.
According to the preferred scheme of another kind, be reflecting body of each light-emitting diode configuration.Thereby the reflecting body of lighting module is full of lighting module does not exist dead band on the optical technology.The space requirement of each lighting module can make full use of on optical technology best in this way.In addition, also improved the outward appearance of each lighting module thus.
A kind of preferred scheme of illumination equipment according to the present invention, for the taillight function is provided, the light-emitting diode of second lighting module can so trigger, and makes it throw light on the luminous intensity in 5% to 20% scope of light-emitting diode maximum emission intensity.According to another kind of scheme, for the taillight function is provided, not only the light-emitting diode of first but also second lighting module can so trigger, and makes it throw light on the luminous intensity in 5% to 20% scope of light-emitting diode maximum emission intensity.
For the brake lamp function is provided, the light-emitting diode of first lighting module preferably can so trigger in addition, make its with the light-emitting diode maximum emission intensity 60% to comprising that the luminous intensity in 100% scope throws light on.
According to a kind of preferred improvement project, the light-emitting diode of second lighting module is a so-called pair of light-emitting diode.In this pair of light-emitting diode, two light-emitting diodes are arranged in the one unit.They can be with first and/or second kind of color illumination at this.For the travel direction indicator lamp is provided, the light-emitting diode of second lighting module is with a kind of color illumination, its be used to provide the color of taillight function and brake lamp function different.
Description of drawings
According to embodiment the present invention is described with reference to the accompanying drawings now.
Fig. 1 shows first embodiment of illumination equipment of the present invention,
Fig. 2 shows the cross sectional representation of the another kind of scheme of illumination equipment of the present invention,
Fig. 3 shows the sectional side elevation of the scheme shown in Fig. 2,
Fig. 4 shows the another kind of scheme of illumination equipment of the present invention,
Fig. 5 shows the another kind of scheme of illumination equipment of the present invention again,
Fig. 6 shows a kind of scheme according to the lighting module 1 of prior art,
Fig. 7 shows a kind of scheme of lighting module 1 of the present invention,
Fig. 8 shows second embodiment of illumination equipment of the present invention,
Fig. 9 shows the section drawing of embodiment shown in Fig. 6 along line A-A,
Figure 10 shows the section drawing of embodiment shown in Fig. 6 along line B-B,
Figure 11 shows the section drawing of embodiment shown in Fig. 6 along line C-C,
Figure 12 shows the section drawing of embodiment shown in Fig. 6 along line D-D.
The specific embodiment
With reference to figure 1 first embodiment of explanation.The illumination equipment of this embodiment provides taillight/brake lamp and as the flash light of travel direction indicator lamp.This illumination equipment comprises one first lighting module 1 and one second lighting module 2.
Being electrically connected or can connecting by socket connection, clamped joint and/or the draw-in groove between lighting module 1 and the connecting element 6 of circuit card 5 realizes, perhaps separately carries out therewith.In an illustrated embodiment, the connection between the housing of lighting module 1 and connecting element 6 is the mechanical fixation of lighting module 1, and being electrically connected by independently going between of circuit card undertaken.
Between middle rear reflector sheet 9 and light-emitting diode 14, can also select to be provided with another intermediate glass plates 21 in addition, can change the light radiation of the light that sends by light-emitting diode 14 by means of this intermediate glass plates 21.
Between the circuit card 10 of the circuit card 5 of first lighting module 1 and second lighting module 2, be arranged to the layout of step.The circuit card 10 of annular is positioned at the back of circuit card 5 on reflection direction, circuit card 10 is positioned at the side of circuit card 5 diametrically, that is to say that it surrounds lighting module 1.
Other possible scheme has been shown in Fig. 2 to 5, and it can be realized in conjunction with above-mentioned two embodiment.Fig. 2 and 3 shows a kind of structure, and wherein being positioned at in-to-in lighting module 1 provides flash light as the travel direction indicator lamp, and second lighting module 2 that surrounds this lighting module 1 provides brake lamp and taillight.Eight light-emitting diodes 14 of lighting module 2 are red, and the light-emitting diode 3 of lighting module 1 is yellow.It is fixed on the circuit card 5 and 10 that is spaced from each other setting.But these circuit cards 5 and 10 are arranged in a plane.The diameter of illumination equipment is consistent with traditional car headlight device in this case, and therefore for example the illumination equipment in automobile tail light can change connecting element and just can pack into.For circuit card 5 and 10 are scaling circuit plates, and it can be used for multiple automobile when the basic design of automobile is unified.Be connected and/or draw-in groove connects and can change as traditional filament lamp by socket with 10 at this circuit card 5.
Fig. 4 shows another kind of scheme, and wherein being positioned at the first inboard lighting module 1 provides brake lamp and taillight, and the exterior ring that is positioned at of lighting module 2 provides flash light as the travel direction indicator lamp.Here all light sources also all are light-emitting diodes.So trigger at this light-emitting diode, make that the luminous intensity of taillight is 5%, the luminous intensity of brake lamp be 60% or when fog tail lamp is opened luminous intensity be 90%.
Figure 5 illustrates another kind of scheme, wherein lighting module 2 is by subregion, and different illumination functions is provided.In zone 12, taillight and brake lamp can be provided on the one hand, in zone 13, fog tail lamp can be provided on the other hand.For taillight and brake lamp light-emitting diode 15 is set, light-emitting diode 16 is set for fog tail lamp.All light-emitting diodes are red, but it can separately trigger according to its illumination functions.Three light-emitting diodes 3 in the centre of structure shown in Figure 5 are the yellow light-emitting diodes that are used for the flash light of travel direction indicator lamp.
Describe the scheme of another kind of lighting module according to Fig. 6 and 7, it has light-emitting diode.Show a kind of birds-eye view of known lighting module at this Fig. 6, and Fig. 7 shows the scheme of lighting module of the present invention.Can use in conjunction with aforesaid embodiment, particularly lighting module 1 according to the solution of the present invention.Be each light-emitting diode 3 configuration reflecting body 18.This reflecting body 18 is circular basically in birds-eye view.For with the face of lighting module by as well as possible filling up, a part that reflecting body 18 is cut.In this known lighting module, has a dead band 22 on the optical technology at the fringe region of lighting module.In the scheme of lighting module of the present invention, avoided this dead band 22.Reflecting body 18 is full of lighting module 1 fully.For example also reflecting body 18 is excised accordingly at the fringe region of dish-shaped lighting module 1 for this reason.
Fig. 8 to 12 shows the view of seeing from the outside of second embodiment of illumination equipment of the present invention and different section drawings.
The basic structure of this illumination equipment is as follows:
In the inside of illumination equipment one first lighting module 30 is set, it comprises 15 light-emitting diodes altogether, and light-emitting diode is arranged on two concentric rings.The structure of first lighting module 30 is columniform basically, and wherein cylindrical wall is outstanding, and light-emitting diode 31 is placed in the inside of cylinder with its reflecting body.First lighting module 30 is surrounded by second lighting module 40, and second lighting module 40 comprises light-emitting diode 41.Always having 20 light-emitting diodes is arranged on the annulus.The layout of second lighting module 40 and 30 one-tenth steps of first lighting module.40 indentations of second lighting module are arranged on the reflection direction of illumination equipment.Two lighting modules 30 and 40 spaced apart from each other being fixed on one or more connecting element.This its can be independent change.
Section drawing below with reference to Fig. 9 to 12 describes illumination equipment in detail.
To outer closure, this rear reflector sheet is the clear glass outward appearance preferably by a rear reflector sheet 50 for illumination equipment.Rear reflector sheet 50 has a common boundary with car body component 60.Be provided with the connecting element 70 (with reference to Figure 11) that is used for fixing first lighting module 30 in the inside of the accommodation hole that is used for illumination equipment.Fixedly installed connecting element 80 (with reference to Fig. 9) for second lighting module 40. Lighting module 30 and 40 is fixed on connecting element 70 and 80 by means of screw element 71 and 81.
Two lighting modules 30 and 40 are plugged together mutually.It can separatedly be changed.First lighting module 30 to be taken out, only need unclamp screw element 71.Lighting module 30 just can be extracted out then.Change lighting module 40, only screw element 81 need be unclamped.
Triggering for light-emitting diode 31 and 41 is provided with one or two control conveniences, and it is connected with 150 with circuit card 110.Control convenience or can be set directly on circuit card 110 or 150 perhaps can separately be fixed and be electrically connected with circuit card 110 and 150.Control convenience so triggers light- emitting diode 31 and 41, makes it possible to provide for example following illumination functions:
Trigger the light-emitting diode 41 of second lighting module 40 for the taillight function.But throw light on minimum luminous intensity for the taillight function.If maximum luminous intensity is 100%, so for taillight function luminous intensity in 5% to 20% scope.Preferably in 10% to 20% scope.In another kind of scheme, for the taillight function additional with the light-emitting diode 31 of first lighting module 30 with the less illumination intensity illumination identical with the light-emitting diode 41 of second lighting module 40.
For the brake lamp function, the light-emitting diode 31 of first lighting module 30 so triggers, and makes it throw light on the luminous intensity that improves.For example it throws light on the luminous intensity in 60% to 100% scope.The light-emitting diode 31 that is used for the brake lamp function preferably throws light on maximum emission intensity, i.e. 100% luminous intensity.
In order to make illumination equipment that the travel direction indicator lamp also is provided, the light-emitting diode 41 of second lighting module 41 can be designed to two light-emitting diodes.Integrated two light-emitting diodes in this pair of light-emitting diode, it can throw light on two kinds of different colors.For example this pair light-emitting diode can be with red and/or orange the illumination.For the travel direction indicator lamp is provided, two light-emitting diodes so trigger, and make its flash of light and send orange light.
As the light-emitting diode that is used for taillight/brake lamp and is used for flash light, can use the optical semiconductor of the model of this Osram company as Power-TopLED.The quantity of the light-emitting diode of Shi Yonging is exemplary in this embodiment.It can change according to the illumination functions and the illumination intensity of employed light-emitting diode.Also can use the light-emitting diode of the model of LumiLED company in addition as Super-F1ux-LED.The quantity of the light-emitting diode of Shi Yonging is exemplary in this embodiment.It can change according to the illumination functions and the illumination intensity of employed light-emitting diode.In order to limit electric current, all light-emitting diodes all have the circuit arragement with series resistance and prevent reverse polarity and the diode of the voltage peak of bearing.Light-emitting diode switches to taillight from brake lamp decay realizes by the timing of control convenience afterwards.
It may be noted that the distribution that illumination functions also is provided by aforesaid illumination equipment at last.For example can provide the reversing illuminating lamp by first lighting module, and second lighting module provides fog tail lamp.Other first lighting module can be the reversing illuminating lamp, and second lighting module is taillight/brake lamp.Last first lighting module both provided the reversing illuminating lamp also can provide fog tail lamp, and second lighting module provides taillight/brake lamp.
Claims (11)
1. car headlight device has one first lighting module (1; 30) and one second lighting module (2; 40), it comprises a plurality of light-emitting diodes (3,14 respectively; 31,41), wherein second lighting module is characterized in that: lighting module (1 around first lighting module; 30,2; 40) be in step ground and arrange, and be separated from each other fixingly, make changing that it can be independent.
2. by the described illumination equipment of claim 1, it is characterized in that: described second lighting module (2; 40) be arranged in to indentation first lighting module (1 in appearance; 30) back.
3. by claim 1 or 2 described illumination equipments, it is characterized in that: described second lighting module (2; 40) by with first lighting module (1; 30) ring that surrounds constitutes.
4. by claim 1 or 2 described illumination equipments, it is characterized in that: described first lighting module (1; 30) and/or second lighting module (2; 40) be fastened on the connecting element (6,11) by means of clamped joint, draw-in groove connection or socket.
5. by claim 1 or 2 described illumination equipments, it is characterized in that: described first illumination equipment (1; 30) and/or second illumination equipment (2; 40) be fixed on connecting element (6,11 by means of threaded connector; 70,80) on.
6. by claim 1 or 2 described illumination equipments, it is characterized in that: an intermediate glass sheet (7 is set on the reflection direction of illumination equipment; 120), it makes the light radiation of the light that sent by first light source (3) have the spider reticulation outward appearance.
7. by claim 1 or 2 described illumination equipments, it is characterized in that: be each light-emitting diode (3,14; 31,41) reflecting body (18 of configuration; 100,130,140), and make lighting module (1,2; 30,40) reflecting body (18; 100,130,140) be full of this lighting module (1,2; 30,40), the feasible dead band (22) that does not produce on the optical technology.
8. by claim 1 or 2 described illumination equipments, it is characterized in that: trigger second lighting module (2 for the taillight function is provided; 40) light-emitting diode (14; 41), make it throw light on the luminous intensity in 5% to 20% scope of light-emitting diode maximum emission intensity.
9. by claim 1 or 2 described illumination equipments, it is characterized by: trigger first and second lighting modules (2 for the taillight function is provided; 40) light-emitting diode (14; 41), make it throw light on the luminous intensity in 5% to 20% scope of light-emitting diode maximum emission intensity.
10. by claim 1 or 2 described illumination equipments, it is characterized in that: trigger first lighting module (1 for the brake lamp function is provided; 30) light-emitting diode (3; 31), make its with the light-emitting diode maximum emission intensity 60% to comprising that the luminous intensity in 100% scope throws light on.
11., it is characterized in that: described second lighting module (2 by claim 1 or 2 described illumination equipments; 40) light-emitting diode (14; 41) be two light-emitting diodes, it can throw light on first kind of color and/or second kind of color, and in order to provide the travel direction indicator lamp, the light-emitting diode (14 of second lighting module (2,41); 41) with a kind of color illumination, its be used to provide the color of taillight function and brake lamp function different.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE10324393.3 | 2003-05-28 | ||
DE10324393 | 2003-05-28 | ||
DE10332127.6 | 2003-07-15 |
Publications (2)
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CN1795116A CN1795116A (en) | 2006-06-28 |
CN100519269C true CN100519269C (en) | 2009-07-29 |
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Application Number | Title | Priority Date | Filing Date |
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CNB200480014773XA Expired - Fee Related CN100519269C (en) | 2003-05-28 | 2004-03-17 | Illumination device for motor vehicles, comprising a lamp module provided with light-emitting diodes |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105324273A (en) * | 2013-06-20 | 2016-02-10 | 大众汽车有限公司 | Method and device for controlling the light emission of a rear lamp of a vehicle |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2014127238A (en) * | 2012-12-25 | 2014-07-07 | Koito Mfg Co Ltd | Headlight for vehicle |
JP6478204B2 (en) * | 2014-02-03 | 2019-03-06 | パナソニックIpマネジメント株式会社 | LIGHTING DEVICE AND AUTOMOBILE HAVING LIGHTING DEVICE |
US9956903B2 (en) * | 2015-10-19 | 2018-05-01 | Ford Global Technologies Llc | Vehicle rear illumination system |
CN105423214B (en) * | 2015-12-05 | 2018-04-06 | 芜湖安瑞光电有限公司 | A kind of safe and reliable automobile back tail lamp |
CN105423213B (en) * | 2015-12-05 | 2018-04-03 | 芜湖安瑞光电有限公司 | A kind of high, the handsome in appearance automobile back tail lamp of brightness |
CN107893968A (en) * | 2017-11-29 | 2018-04-10 | 马瑞利汽车零部件(芜湖)有限公司 | Same area realizes the automobile tail light of difference in functionality |
CN108534088A (en) * | 2017-12-06 | 2018-09-14 | 厦门佰明光电股份有限公司 | A kind of structure of motorbicycle tail light |
IT201900003119A1 (en) * | 2019-03-04 | 2020-09-04 | Italdesign Giugiaro Spa | Rear light assembly of a vehicle and method for controlling the ignition of said rear light assembly |
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US5838247A (en) * | 1997-04-01 | 1998-11-17 | Bladowski; Witold S. | Solid state light system |
US6286984B1 (en) * | 1998-04-09 | 2001-09-11 | Reitter & Schefenacker Gmbh & Co. Kg | Light, especially taillight, for motor vehicles |
EP1213531A2 (en) * | 2000-12-06 | 2002-06-12 | Hella KG Hueck & Co. | Vehicle lamp |
EP0980788B1 (en) * | 1998-08-19 | 2003-12-17 | Hella KG Hueck & Co. | Vehicle light |
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2004
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Patent Citations (6)
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US3425056A (en) * | 1964-11-27 | 1969-01-28 | Dietz Co R E | Warning lens having concentric lenticular elements |
GB2139340A (en) * | 1983-04-30 | 1984-11-07 | Bosch Gmbh Robert | Light for motor vehicles |
US5838247A (en) * | 1997-04-01 | 1998-11-17 | Bladowski; Witold S. | Solid state light system |
US6286984B1 (en) * | 1998-04-09 | 2001-09-11 | Reitter & Schefenacker Gmbh & Co. Kg | Light, especially taillight, for motor vehicles |
EP0980788B1 (en) * | 1998-08-19 | 2003-12-17 | Hella KG Hueck & Co. | Vehicle light |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105324273A (en) * | 2013-06-20 | 2016-02-10 | 大众汽车有限公司 | Method and device for controlling the light emission of a rear lamp of a vehicle |
CN105324273B (en) * | 2013-06-20 | 2017-07-21 | 大众汽车有限公司 | For the luminous method and apparatus being controlled to light for vehicle |
US10308165B2 (en) | 2013-06-20 | 2019-06-04 | Volkswagen Aktiengesellschaft | Method and device for controlling the light emission of a rear light of a vehicle |
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