CN115307100B - Headlight with auxiliary light-emitting function for low beam and light-emitting mode thereof - Google Patents
Headlight with auxiliary light-emitting function for low beam and light-emitting mode thereof Download PDFInfo
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- CN115307100B CN115307100B CN202210980347.1A CN202210980347A CN115307100B CN 115307100 B CN115307100 B CN 115307100B CN 202210980347 A CN202210980347 A CN 202210980347A CN 115307100 B CN115307100 B CN 115307100B
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- light
- reflecting surface
- reflecting
- auxiliary
- angle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
- F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
A low-beam auxiliary light-emitting headlamp comprises a low-beam auxiliary lamp body, wherein the low-beam auxiliary lamp body comprises a light source and a reflecting surface for reflecting the light source, and the reflecting surface is obliquely arranged towards the lateral outer side direction of a vehicle body; the auxiliary light-emitting inclined angle a formed by the normal direction of the reflecting surface and the loading direction of the dipped beam auxiliary lamp on the horizontal plane is 20-30 degrees; the reflecting surface includes a set of reflecting unit that is the slope setting on the reflecting surface, and junction is equipped with gentle district between the adjacent reflecting unit, and the angle is greater than 145 and is less than 170 between gentle district and the reflecting unit, shifts the smooth surface that carries out interconnect through gentle district about the original reflecting unit that has the drop, and then has eliminated the stray light that the drop face reflection of original reflecting surface for the irradiation area luminance of car light after improving is unanimous and the paving light is wider, and the light type is effectual.
Description
Technical Field
The invention relates to the technical field of automobile lamps, in particular to a headlight with auxiliary light-emitting function for low beam and a light-emitting mode thereof.
Background
The ordinary auxiliary dipped beam scheme still defines the optical axis as positive X axis, namely the loading direction, the supplementary light area of left auxiliary dipped beam and right auxiliary dipped beam is the same area stack, the auxiliary dipped beam light type design is designed with the center 0 degree line symmetry, the left and right width is accomplished 30 degrees, and under the trend that the current headlight lens size is smaller more and smaller, the width of road surface and the dark area size in front become the main project of passenger car night road surface light evaluation, ordinary auxiliary dipped beam only carries out supplementary light to dipped beam IV district, the width is accomplished 30 degrees yet, its auxiliary actual effect is mostly dipped beam luminance and regulation are supplied, but actual road surface lighting effect is not ideal, light paving width does not become big at night, driving blind area is very big according to night.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides the headlamp capable of assisting in light emission of the low beam, which is more reasonable, wider in light type, strong in practicability and more suitable for assisting in light emission of the low beam of an actual driving road condition, and further widens the width of the basic low beam specified by regulations, and has better night paving effect.
The invention solves the technical problems by adopting the technical scheme that: the low beam auxiliary light-emitting headlamp comprises a low beam auxiliary lamp body, wherein the low beam auxiliary lamp body comprises a light source and a reflecting surface for reflecting the light source, and the reflecting surface is obliquely arranged towards the lateral outer direction of a vehicle body;
the auxiliary light-emitting inclined angle a formed by the normal direction of the reflecting surface and the loading direction of the dipped beam auxiliary lamp on the horizontal plane is 20-30 degrees;
the reflecting surface includes a set of reflecting unit that is the slope setting on the reflecting surface, junction is equipped with gentle district between the adjacent reflecting unit, angle between gentle district and the reflecting unit is greater than 145 and is less than 170, shift the smooth face that carries out interconnect through gentle district about the original reflecting unit that has the drop, the auxiliary light inclination angle a that forms on the loading direction and the horizontal plane of nearly light auxiliary lamp, make the light paving effect of nearly light auxiliary lamp strengthen greatly, and with original reflecting surface structure that has the drop change into about adjacent reflecting unit, and then the stray light that the drop face reflection of original reflecting surface has been eliminated, make the irradiation area luminance of improvement back car light unanimous, the light type is effectual.
For further perfection, auxiliary light-emitting inclination angle a is 25 for left light ray irradiates in the vehicle left side, and right lamp irradiates in the vehicle right side, forms incomplete symmetric light type, and through the gentle district that sets up, the stray light that forms through the fall face between the reflecting element after having avoided the car light of primary structure to light, avoid destroying auxiliary light's light type, make the condition that the whole car was lighted, left and right lamps are bright together, supplement each other, form complementarily, form the bright spot that increases in the wider paving effect that forms on the road surface, in the picture white frame, thereby reduce the optical design degree of difficulty of main lens, put the optical task that partly is responsible for shining the width on auxiliary low beam.
Further perfecting, the periphery of the reflection unit is provided with a light supplementing area for supplementing light to the dark area, the light supplementing area is annularly arranged on the periphery of the reflection unit, the surface of the light supplementing area and the surface of the reflection unit are obliquely arranged inwards by 0.1-0.3 degrees, the dark area is formed by the fact that a part of light reflected by the reflection surface is shielded by the side wall of the reflection mirror, and then the dark area exists in the irradiation area, the light supplementing area is arranged, reflected light of the light supplementing area irradiates to the dark area, and therefore light supplementing is carried out on the dark area, the brightness of the irradiation area is consistent, and the light type effect is good.
Further perfecting, the surface of the light supplementing area and the surface of the reflecting unit are obliquely arranged at an angle of 0.2 degrees, so that the light supplementing area supplements light to the dark area, and the light supplementing effect is most obvious.
Further perfecting that the reflecting surface is arranged at an upper angle and a lower angle, the left auxiliary dipped headlight body and the right auxiliary dipped headlight body form an upper angle difference and a lower angle difference of 0.5-2 degrees, and the dislocation design is carried out, so that the cut-off line of the dipped headlight is Z-shaped;
further perfecting, the upper-lower angle difference is 1 degree, and the lower beam cutoff is most obvious.
Further perfection, the baffle that is located the reflection front end and is unanimous with the loading direction is installed to auxiliary lamp body inboard in passing light, the card hole has been seted up on the reflecting surface, the baffle rear end is equipped with the buckle that inserts the card hole setting, the baffle passes through card hole and buckle detachable to be installed on the reflecting surface and not keep off in the reflecting surface outside after dismantling, the baffle separates auxiliary lamp body in passing light into three cavity for can very audio-visual effect that sees many lamp cavitys in passing light in outward appearance, can also give the sensation of a light source under the condition of not lighting, the baffle can also block the stray light of the reflection unit of light projection to the bulkhead chamber simultaneously, thereby make the reflected light in the lamp cavity can form regular light type.
Further perfect, the mounting hole that is used for installing the light source is opened to one side that auxiliary lamp body upper end of passing light was kept away from the automobile body center, the mounting hole left side is connected with auxiliary lamp body left wall of passing light and is set up, because the reflecting surface has overturned certain angle, make the reflecting surface can form the pit with the side position of auxiliary lamp body of passing light, thereby influence the effect of aluminizing of this position reflecting surface greatly, and be equipped with the mounting hole that is connected with auxiliary lamp body left wall of passing light in this application and guarantee that the light source is sufficient to shine, avoided simultaneously forming the pit between reflecting surface and the auxiliary lamp body of passing light, guarantee that the reflecting surface aluminizes evenly, and the mounting hole is follow-up can be backfilled through the mode of concatenation equipment, further shelter from the light that the light source sent, block the unnecessary stray light on the reflecting surface of LED optics unable shining.
The utility model provides a light emitting mode of auxiliary luminous head-light of passing light, the light source is luminous shines the light to the reflecting surface on, the reflecting surface then reflects light from car light through each reflection unit, and reflected light shines out along the direction that is auxiliary luminous tilt angle a with loading direction contained angle to make the reflected light of passing light auxiliary lamp body shine respectively in the both sides of moving the vehicle axis, has dislocation of degree in the upper and lower direction simultaneously, thereby forms the dipped beam cut-off line of zigzag.
The beneficial effects of the invention are as follows: according to the invention, the reflection units capable of turning outwards for 25 degrees are arranged, and the auxiliary low beam left and right lamps are respectively irradiated on two sides of the central axis of the vehicle, so that the auxiliary luminous headlamp is wider in light type, better in night paving effect, and a reflection surface structure without drop is designed, so that the brightness of an irradiated area is consistent, the light type effect is good, the practicability is stronger, and the vehicle road condition is more met.
Drawings
FIG. 1 is a front view of a headlamp;
FIG. 2 is a view of FIG. 1 in the direction C-C;
FIG. 3 is a rear view of the head lamp;
FIG. 4 is a schematic diagram of the connection between the reflective units;
FIG. 5 is a cross-sectional view of a reflection unit;
fig. 6 is a light irradiation test chart of the headlamp.
Reference numerals illustrate: 1. the low beam auxiliary lamp body comprises a low beam auxiliary lamp body 2, a gentle zone 3, a light supplementing zone 4, a light source 5, a reflecting surface 5-1, a reflecting unit 6, a baffle plate 8, a clamping hole 9, a clamping buckle 10 and a mounting hole.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1-3: the headlight of auxiliary light-emitting of a dipped beam in this embodiment comprises a dipped beam auxiliary lamp body 1, the dipped beam auxiliary lamp body 1 comprises a light source 4 and a reflecting surface 5 for reflecting the light source 4, and the reflecting surface 5 is obliquely arranged towards the lateral outside direction of the vehicle body;
the auxiliary light-emitting inclined angle a formed by the normal direction of the reflecting surface 5 and the loading direction of the dipped auxiliary lamp on the horizontal plane is 20-30 degrees;
the reflecting surface 5 comprises a group of reflecting units 5-1 which are obliquely arranged on the reflecting surface 5, a gentle region 2 is arranged at the joint between every two adjacent reflecting units 5-1, the angle between the gentle region 2 and each reflecting unit 5-1 is larger than 145 degrees and smaller than 170 degrees, and the original reflecting units 5-1 with the fall are shifted to the left and right sides and are connected with each other through the gentle region 2.
Preferably, the auxiliary light-emitting inclination angle a is 25 degrees, so that the left light irradiates the left side of the vehicle, the right light irradiates the right side of the vehicle to form an incomplete symmetrical light type, stray light formed by a fall face between the reflecting units 5-1 after the vehicle lamp of the original structure is lightened is avoided through the arranged gentle region 2, the light type of auxiliary light is prevented from being damaged, the left and right lights are lightened together under the condition that the whole vehicle is lightened, the left and right lights supplement each other to form complementation, a wider paving effect is formed on the road surface, namely, a bright spot increased in a white frame in fig. 6 is formed, so that the optical design difficulty of a main lens is reduced, and an optical task of which a part is responsible for illuminating the width is put on the auxiliary dipped light.
The periphery of the reflection unit 5-1 is provided with a light supplementing area 3 for supplementing light to the dark area, the light supplementing area 3 is annularly arranged on the periphery of the reflection unit 5-1, the surface of the light supplementing area 3 and the surface of the reflection unit 5-1 are obliquely arranged inwards by 0.1-0.3 degrees, and the dark area is formed in such a way that part of light reflected by the reflection surface 5 is shielded by the side wall of the reflection mirror, so that the dark area exists in the irradiation area, the light supplementing area 3 is arranged, and reflected light of the light supplementing area 3 irradiates to the dark area, so that the light supplementing is carried out on the dark area, the brightness of the irradiation area is consistent, and the light type effect is good.
Preferably, the surface of the light supplementing area 3 is inclined at 0.2 degrees with the surface of the reflecting unit 5-1, so that the light supplementing area 3 supplements light to the dark area, and the light supplementing effect is most obvious.
The reflecting surface 5 is installed at an upper and lower angle, the upper and lower angle difference between the left auxiliary dipped headlight body 1 and the right auxiliary dipped headlight body 1 forms 0.5-2 degrees, and the dislocation design is carried out, so that the lower dipped headlight cutoff line is Z-shaped, preferably, the upper and lower angle difference is 1 degree, and the lower dipped headlight cutoff line is most obvious.
The baffle 6 that is located reflecting surface 5 front end and is unanimous with the loading direction is installed to dipped beam auxiliary lamp body 1 inboard, the card hole 8 has been seted up on the reflecting surface 5, the buckle 9 that inserts card hole 8 setting is equipped with to baffle 6 rear end, baffle 6 passes through card hole 8 and buckle 9 detachable to be installed on reflecting surface 5 and not keep off in the reflecting surface 5 outside after dismantling, the baffle separates into three cavity with the dipped beam auxiliary lamp body 1 for can very visual effect of seeing many light sources many lamp chamber in outward appearance, can also give the sensation of 3 light sources under the condition of not lighting, baffle 6 can also block the light projection of light source 4 to the stray light of the reflection unit 5-1 in bulkhead chamber simultaneously, thereby make the reflected light in the lamp chamber can form regular light type.
The mounting hole 10 that is used for installing light source 4 is opened to one side that auxiliary lamp body 1 of passing light upper end was kept away from the automobile body center, the mounting hole 10 left side and auxiliary lamp body 1 of passing light left wall are connected and are set up, because reflecting surface 5 has overturned certain angle, make reflecting surface and auxiliary lamp body 1 of passing light's side position can form the pit, thereby influence the aluminizing effect of this position reflecting surface 5 greatly, and be equipped with the mounting hole 10 that is connected with auxiliary lamp body 1 of passing light left wall in this application and guarantee that light source 4 is sufficient to shine, avoided simultaneously forming the pit between reflecting surface 5 and auxiliary lamp body 1 of passing light, guarantee that reflecting surface 5 aluminizes evenly, improve aluminizes yields, and mounting hole 10 can backfill through the mode of concatenation equipment afterwards, further shelter from the light that the light source sent out, block the unnecessary stray light on the reflecting surface can't be shone to the LED optics.
The light source 4 emits light to irradiate the reflecting surface 5, the reflecting surface 5 reflects the light from the inside of the car lamp through each reflecting unit 5-1, and the reflected light irradiates along the direction with an included angle of the loading direction as an auxiliary light-emitting inclined angle a, so that the reflected light of the auxiliary dipped beam body 1 irradiates on two sides of a central axis of a moving car respectively, and meanwhile, 1-degree dislocation exists in the vertical direction, so that a Z-shaped cut-off line of the dipped beam is formed.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the invention.
Claims (6)
1. The utility model provides a supplementary luminous head-light of passing light, includes passing light auxiliary lamp body (1), and passing light auxiliary lamp body (1) include light source (4), reflecting surface (5) of reflection light source (4), and reflecting surface (5) set up characterized by towards the horizontal outside direction slope of automobile body:
the auxiliary light-emitting inclined angle (a) formed by the normal direction of the reflecting surface (5) and the loading direction of the dipped headlight on the horizontal plane is 20-30 degrees;
the reflecting surface (5) comprises a group of reflecting units (5-1) obliquely arranged on the reflecting surface (5), a gentle region (2) is arranged at the joint between every two adjacent reflecting units (5-1), and the angle between the gentle region (2) and the reflecting unit (5-1) is larger than 145 degrees and smaller than 170 degrees;
the periphery of the reflecting unit (5-1) is provided with a light supplementing area (3) for supplementing light to the dark area, the light supplementing area (3) is annularly arranged on the periphery of the reflecting unit (5-1), and the surface of the light supplementing area (3) and the surface of the reflecting unit (5-1) are obliquely arranged inwards at an angle of 0.1-0.3 degrees;
the reflecting surface (5) is arranged at an upper angle and a lower angle, and the upper angle and the lower angle of the left dipped headlight auxiliary lamp body (1) and the right dipped headlight auxiliary lamp body (1) form an upper angle difference of 0.5-2 degrees;
the light source (4) emits light to irradiate the reflecting surface (5), the reflecting surface (5) reflects the light from the inside of the car lamp through each reflecting unit (5-1), and the reflected light irradiates along the direction with the loading direction included angle as an auxiliary light-emitting inclined angle (a), so that the reflected light of the auxiliary dipped beam lamp body (1) irradiates on two sides of the central axis of the moving car respectively, and meanwhile, 1-degree dislocation exists in the upper and lower directions, so that a Z-shaped dipped beam cut-off line is formed.
2. The low beam auxiliary lighting headlamp according to claim 1, wherein: the auxiliary light emission inclination angle (a) is 25 °.
3. The low beam auxiliary lighting headlamp according to claim 1, wherein: the surface of the light supplementing area (3) and the surface of the reflecting unit (5-1) are obliquely arranged at an angle of 0.2 degrees.
4. The low beam auxiliary lighting headlamp according to claim 1, wherein: the upper and lower angle difference is 1 deg.
5. The low beam auxiliary lighting headlamp according to claim 1, wherein: baffle (6) that are located reflecting surface (5) front end and are unanimous with the loading direction are installed to dipped beam auxiliary lamp body (1) inboard, card hole (8) have been seted up on reflecting surface (5), baffle (6) rear end is equipped with buckle (9) of inserting card hole (8) setting, baffle (6) are through card hole (8) and buckle (9) detachable installation on reflecting surface (5) and not keep off in reflecting surface (5) outside after dismantling.
6. The low beam auxiliary lighting headlamp according to claim 5, wherein: one side of the upper end of the low beam auxiliary lamp body (1) far away from the center of the vehicle body is provided with a mounting hole (10) for mounting the light source (4), and the left side of the mounting hole (10) is connected with the left wall of the low beam auxiliary lamp body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210980347.1A CN115307100B (en) | 2022-08-16 | 2022-08-16 | Headlight with auxiliary light-emitting function for low beam and light-emitting mode thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210980347.1A CN115307100B (en) | 2022-08-16 | 2022-08-16 | Headlight with auxiliary light-emitting function for low beam and light-emitting mode thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115307100A CN115307100A (en) | 2022-11-08 |
| CN115307100B true CN115307100B (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210980347.1A Active CN115307100B (en) | 2022-08-16 | 2022-08-16 | Headlight with auxiliary light-emitting function for low beam and light-emitting mode thereof |
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| Country | Link |
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| CN (1) | CN115307100B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206572385U (en) * | 2016-12-20 | 2017-10-20 | 武汉通畅汽车电子照明有限公司 | A kind of car light reflecting surface arrangement |
| DE102019118496A1 (en) * | 2019-07-09 | 2021-01-14 | HELLA GmbH & Co. KGaA | Lighting device for a motor vehicle |
| JP7275976B2 (en) * | 2019-08-07 | 2023-05-18 | 市光工業株式会社 | vehicle lamp |
| KR20220082495A (en) * | 2020-12-10 | 2022-06-17 | 현대자동차주식회사 | Slim type lamp apparatus for vehicle |
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2022
- 2022-08-16 CN CN202210980347.1A patent/CN115307100B/en active Active
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| CN115307100A (en) | 2022-11-08 |
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