CN103672666A - Illuminating headlamp of vehicle - Google Patents

Illuminating headlamp of vehicle Download PDF

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Publication number
CN103672666A
CN103672666A CN201310641009.6A CN201310641009A CN103672666A CN 103672666 A CN103672666 A CN 103672666A CN 201310641009 A CN201310641009 A CN 201310641009A CN 103672666 A CN103672666 A CN 103672666A
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China
Prior art keywords
shading column
column
shading
protrusions
combination
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Granted
Application number
CN201310641009.6A
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Chinese (zh)
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CN103672666B (en
Inventor
袁敏敏
张志辉
全建辉
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Chery Automobile Co Ltd
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Chery Automobile Co Ltd
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Priority to CN201310641009.6A priority Critical patent/CN103672666B/en
Publication of CN103672666A publication Critical patent/CN103672666A/en
Application granted granted Critical
Publication of CN103672666B publication Critical patent/CN103672666B/en
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Abstract

The invention relates to an illuminating headlamp of a vehicle. The illuminating headlamp comprises a light source (2), a reflecting mirror (1) with an elliptical surface, a shading column (3) and a projection lens (4). The light source is arranged at a first focal point of the reflecting mirror (1) with the elliptical surface, the shading column (3) is arranged at a second focal point of the reflecting mirror (2) with the elliptical surface, a focal point of the projection lens (4) coincides with the second focal point of the reflecting mirror (2) with the elliptical surface, and the projection lens (4) is arranged at the front of the shading column (3). The illuminating headlamp is characterized in that protrusions with different widths and different altitudes are arranged on the shading column (3). The illuminating headlamp has the advantages that specific lighting patterns can be formed by the protrusions with the different widths and the different altitudes when the shading column (3) rotates, so that a road front can be illuminated by lamplight to the furthest extent, and dazzling can be prevented for vehicles in the same direction with the vehicle with the illuminating headlamp, opposite vehicles and pedestrian on a road.

Description

A kind of car lighting headlamp
Technical field
The present invention relates to automobile lamp lighting field, particularly a kind of car lighting headlamp.
Background technology
Vehicle front lighting lamp system is mainly combined by dipped headlights, high beam, wherein distance light is far away as far as possible the place ahead of illuminating in the brightness range of legal provisions, and on the other hand, also must consider and can not sail next vehicle to opposite, the vehicle travelling above or pedestrian cause the sensation of dazzle.Therefore, the luminous intensity distribution figure of dipped beam is to suppress dazzle, but its irradiation distance is limited, and driver is difficult for finding barrier and Pedestrians and vehicles at a distance.In the higher situation words of the speed of a motor vehicle, use dipped headlights illumination distances far away not, be difficult for finding vehicle front barrier, while using distance light, easily cause again opposite and front vehicles and pedestrian dazzling, reduce road-ability and security.
Summary of the invention
The present invention has designed a kind of car lighting headlamp, the technical problem of its solution is that the luminous intensity distribution figure of automobile headlight low beam is to suppress dazzle, but its irradiation distance is limited, driver is difficult for finding barrier and Pedestrians and vehicles at a distance, if use high beam to cause vision injury by opposite human pilot, be unfavorable for traffic safety.
In order to solve the technical problem of above-mentioned existence, the present invention has adopted following scheme:
A kind of car lighting headlamp, comprise light source (2), ellipsoidal mirror (1), shading column (3) and projecting lens (4) form, light source is placed in first focus of ellipsoidal mirror (1), shading column (3) is arranged at ellipsoidal mirror (1) second focus place, the focus of projecting lens (4) overlaps with ellipsoidal mirror (1) second focus, projecting lens (4) is placed in shading column (3) the place ahead, it is characterized in that: shading column (3) is provided with the projection of different in width and height, in shading column (3) rotation process, the projection of different in width and height produces specific light type, make the i.e. far away as far as possible road ahead that illuminates of light, can not make vehicle in the same way simultaneously, opposite vehicle and road pedestrian are with dazzling feeling.
Further, shading column (3) is by shading column a(31) and shading column b(32) two parts form, shading column a(31) and shading column b(32) respectively by a rotating shaft (33) rotation, the upper bulge-structure (311) distributing of shading column a and the upper bulge-structure (321) distributing of shading column b are different, shading column a(31) and shading column b(32) be combined into a column structure, shading column a(31) or shading column b(32) make projection separately connect into different combination of protrusions to form a plurality of types of not sharing the same light in rotation process.
Further, dipped beam light type combination of protrusions is used to form dipped beam light type, and distance light light type is formed by rotating shaft (33), the irradiation light type forming when the position at a plurality of combination of protrusions place does not shut out the light.
Further, the combination of protrusions of dipped beam light type is positioned at shading column b(32) on include the horizontal plane that forms 45 ° of inclined-planes of dipped beam and top, the combination of protrusions of dipped beam light type is positioned at shading column a(31) on be a planar structure, this planar structure height is lower than shading column b(32) horizontal plane at top.
Further, the combination of protrusions that the height of combination of protrusions defines to form dipped beam light type is benchmark, and the height that remaining combination of protrusions is the highest is no more than and forms the horizontal combination of protrusions height of dipped beam.
Further, shading column a(31) or shading column b(32) on projection, except forming the projection of dipped beam light type, remaining ledge width is increased progressively to both sides by centre, the bulge-structure in the middle of is narrower, wider the closer to the bulge-structure width on both sides.For example, the protruding preferable width of shading column a, the b of close centre is 1.5-3mm, follows adjacent bulge-structure preferable width 2-4mm, outwards increases progressively successively.
Further, shading column a(31) or shading column b(32) rotating shaft (33) is separately respectively by rotating under a motor effect.
Further, described light source (2) is Halogen lamp LED, incandescent lamp, HID, LED or LASER Light Source.
This car lighting headlamp is compared with traditional car lighting headlamp, has following beneficial effect:
(1) the invention provides outside traditional dipped beam, driving beam, according to different road conditions, provide different illuminating bundles in addition, guarantee that driver has enough visuals field, guarantee again to pedestrian and other vehicles, not cause dazzling.
(2) the present invention controls shading column a or/and shading column b rotates by control, forms specific light type, makes the i.e. far away as far as possible road ahead that illuminates of light, does not make again that vehicle, opposite vehicle and road pedestrian are with dazzling feeling in the same way.
Accompanying drawing explanation
Fig. 1: the structural representation of car lighting headlamp of the present invention;
Fig. 2: the front view of car lighting headlamp of the present invention;
The A-A cutaway view of Fig. 3: Fig. 2;
Fig. 4: the structural representation of shading column of the present invention.
Description of reference numerals:
1-elliptical mirror; 2-light source; 3-shading column; 31-shading column a; 32---shading column b; 33-rotating shaft; The upper bulge-structure distributing of 311-shading column a; The upper bulge-structure distributing of 321-shading column b; 4-projecting lens.
The specific embodiment
Below in conjunction with Fig. 1 to Fig. 4, the present invention will be further described:
A car lighting headlamp, it includes elliptical mirror 1, be placed in the light source 2 of ellipsoid the first focus, be placed in the shading column 3 of ellipsoid the second focus and drive its rotation motor (not shown in FIG.), be placed in the projecting lens 4 in shading column the place ahead.
Light is sent through elliptical mirror 1 reflection by light source 2, and part is blocked by the projection on shading column 3, and the outgoing after projecting lens 4 refractions of part light forms specific light type on the virtual photometric screen of 25m.
According to condition of road surface, survey this vehicle front whether have automobile storage or opposite have vehicle to sail to come, there are the information such as pedestrian on pavement, roadside, central controller controls shading column a is or/and shading column b rotation, form specific light type, make the i.e. far away as far as possible road ahead that illuminates of light, do not make again that vehicle, opposite vehicle and road pedestrian are with dazzling feeling in the same way.
The dimeric benefit of shading column 3 has, and simplifies shading column structure and makes to control conveniently, by the combination of two axle different angles, can form multiple specific light type in addition, and light type is controlled meticulousr.
Except traditional driving beam and passing beam, two kinds of structures of the simple increase of shading column of the present invention, just can realize multiple illumination result.
By reference to the accompanying drawings the present invention has been carried out to exemplary description above; obvious realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.

Claims (8)

1. a car lighting headlamp, comprise light source (2), ellipsoidal mirror (1), shading column (3) and projecting lens (4) form, light source is placed in first focus of ellipsoidal mirror (1), shading column (3) is arranged at ellipsoidal mirror (1) second focus place, the focus of projecting lens (4) overlaps with ellipsoidal mirror (1) second focus, projecting lens (4) is placed in shading column (3) the place ahead, it is characterized in that: shading column (3) is provided with the projection of different in width and height, in shading column (3) rotation process, the projection of different in width and height produces specific light type, make the i.e. far away as far as possible road ahead that illuminates of light, can not make vehicle in the same way simultaneously, opposite vehicle and road pedestrian are with dazzling feeling.
2. car lighting headlamp according to claim 1, it is characterized in that: shading column (3) is by shading column a(31) and shading column b(32) two parts form, shading column a(31) and shading column b(32) respectively by a rotating shaft (33) rotation, the upper bulge-structure (311) distributing of shading column a and the upper bulge-structure (321) distributing of shading column b are different, shading column a(31) and shading column b(32) be combined into a column structure, shading column a(31) or shading column b(32) make projection separately connect into different combination of protrusions to form a plurality of types of not sharing the same light in rotation process.
3. car lighting headlamp according to claim 2, is characterized in that: dipped beam light type combination of protrusions is used to form dipped beam light type, and distance light light type is formed by rotating shaft (33), the irradiation light type forming when the position at a plurality of combination of protrusions place does not shut out the light.
4. car lighting headlamp according to claim 3, it is characterized in that: the combination of protrusions of dipped beam light type is positioned at shading column b(32) on include the horizontal plane that forms 45 ° of inclined-planes of dipped beam and top, the combination of protrusions of dipped beam light type is positioned at shading column a(31) on be a planar structure, this planar structure height is lower than shading column b(32) horizontal plane at top.
5. according to car lighting headlamp described in claim 3 or 4, it is characterized in that: the combination of protrusions that the height of combination of protrusions defines to form dipped beam light type is benchmark, the height that remaining combination of protrusions is the highest is no more than and forms the horizontal combination of protrusions height of dipped beam.
6. car lighting headlamp according to claim 5, it is characterized in that: shading column a(31) or shading column b(32) on projection, except forming the projection of dipped beam light type, remaining ledge width is increased progressively to both sides by centre, the bulge-structure in the middle of is narrower, wider the closer to the bulge-structure width on both sides.
7. according to car lighting headlamp described in any one in claim 1-6, it is characterized in that: shading column a(31) or shading column b(32) rotating shaft (33) is separately respectively by rotating under a motor effect.
8. according to car lighting headlamp described in any one in claim 1-7, it is characterized in that: described light source (2) is Halogen lamp LED, incandescent lamp, HID, LED or LASER Light Source.
CN201310641009.6A 2013-12-04 2013-12-04 A kind of car lighting headlamp Active CN103672666B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310641009.6A CN103672666B (en) 2013-12-04 2013-12-04 A kind of car lighting headlamp

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Application Number Priority Date Filing Date Title
CN201310641009.6A CN103672666B (en) 2013-12-04 2013-12-04 A kind of car lighting headlamp

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CN103672666A true CN103672666A (en) 2014-03-26
CN103672666B CN103672666B (en) 2016-01-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104501060A (en) * 2014-12-24 2015-04-08 芜湖市汽车产业技术研究院有限公司 Signal lamp derived from front fog lamp of automobile
CN109780457A (en) * 2017-01-11 2019-05-21 哈尔滨理工大学 The annular light transmission type shielding plate structure and newborn nostril lighting device that can be moved
CN111196205A (en) * 2018-11-16 2020-05-26 诚益光电科技股份有限公司 Car light device and high-speed lighting car light module

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6343869B1 (en) * 1996-12-18 2002-02-05 Koito Manufacturing Co., Ltd. Light unit for vehicle
JP2005332631A (en) * 2004-05-18 2005-12-02 Koito Mfg Co Ltd Vehicle lamp
CN101608763A (en) * 2008-06-20 2009-12-23 株式会社小糸制作所 Vehicle headlamp apparatus
CN202082776U (en) * 2011-03-31 2011-12-21 长城汽车股份有限公司 Automotive head lamp with multiple light forms

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6343869B1 (en) * 1996-12-18 2002-02-05 Koito Manufacturing Co., Ltd. Light unit for vehicle
JP2005332631A (en) * 2004-05-18 2005-12-02 Koito Mfg Co Ltd Vehicle lamp
CN101608763A (en) * 2008-06-20 2009-12-23 株式会社小糸制作所 Vehicle headlamp apparatus
CN202082776U (en) * 2011-03-31 2011-12-21 长城汽车股份有限公司 Automotive head lamp with multiple light forms

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104501060A (en) * 2014-12-24 2015-04-08 芜湖市汽车产业技术研究院有限公司 Signal lamp derived from front fog lamp of automobile
CN109780457A (en) * 2017-01-11 2019-05-21 哈尔滨理工大学 The annular light transmission type shielding plate structure and newborn nostril lighting device that can be moved
CN109780457B (en) * 2017-01-11 2020-05-19 哈尔滨理工大学 Annular light-transmitting shielding plate structure capable of moving and neonatal nostril illuminating device
CN111196205A (en) * 2018-11-16 2020-05-26 诚益光电科技股份有限公司 Car light device and high-speed lighting car light module
CN111196205B (en) * 2018-11-16 2021-08-10 诚益光电科技股份有限公司 Car light device and high-speed lighting car light module

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