CN102997155B - A kind of motorcycle LED headlamp - Google Patents
A kind of motorcycle LED headlamp Download PDFInfo
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- CN102997155B CN102997155B CN201210522098.8A CN201210522098A CN102997155B CN 102997155 B CN102997155 B CN 102997155B CN 201210522098 A CN201210522098 A CN 201210522098A CN 102997155 B CN102997155 B CN 102997155B
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- dipped beam
- light source
- source assembly
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Abstract
A kind of motorcycle LED headlamp, in the dipped beam of low beam light source assembly, lens base is provided with intermediate projections, left projection and right projection；Intermediate projections surface is cambered surface, and its radius of curvature is 0 ~ 110mm, and the lighting angle of intermediate projections is 0.9 ° ~ 0.9 °；The wherein one side of left projection is cambered surface, and another side is vertical plane, and the radius of curvature of cambered surface is 214 ~ 517mm, and the lighting angle of left projection is 1 ° ~ 0.9 °；The wherein one side of right projection is cambered surface, and another side is vertical plane, and the radius of curvature of cambered surface is 214 ~ 618mm, and the lighting angle of right projection is 0.9 ° ~ 2.0 °.After light of the present invention is by lens in dipped beam, the dipped beam light type with obvious "cut-off"line can be obtained, effectively the light of wide-angle can be used, the utilization rate of luminous flux effectively improves, make the irradiation distance of light, width significantly increase, prevent dipped beam irradiation area from blind area occurring simultaneously.
Description
Technical field
The present invention relates to field of LED illumination, especially a kind of motorcycle LED headlamp.
Background technology
LED is described as forth generation light source, the advantage that it has life-span length, light efficiency is high, radiationless.The theoretical life-span of LED, luminous efficiency was up to 90%, and the energy consumption that same light is led to is only the 8% of electric filament lamp, Halogen light 30%, and the advantage with significant green, low-carbon (LC), worldwide, LED is quoted the most widely at lighting field more than 100,000 hours.
Automobile, motorcycle headlamp mainly use Halogen light to be light source, by luminous reflectance in front side by the way of reflector reflects at present.Due to halogen light source proud and aloof little low compared with LED, caloric value is big, the life-span is short.And the mode of employing reflector reflection is low to the utilization rate of light, therefore existing car headlamp generally exists, and energy consumption is high, illuminate problem weak, that caloric value is big, the life-span is short, and there is certain potential safety hazard.
The remarkable advantage extensively applied and had due to LED, many people are attempted with LED as automobile or the headlamp light source of motorcycle, but owing to the structure of LED luminescence unit is designed unreasonable, the light utilization efficiency that there is luminescence unit is the highest, problem bad, that light decay is serious of dispelling the heat, and cannot form preferable standard compliant dipped beam hot spot and distance light hot spot.
Summary of the invention
The technical problem to be solved is to provide a kind of motorcycle LED headlamp, and light efficiency is good, it is possible to realizes the function of long-distance light and dipped beam, and disclosure satisfy that the requirement of relevant criterion.
For solving above-mentioned technical problem, the technical scheme is that a kind of motorcycle LED headlamp, including back casing, front cover body and light source assembly；Described light source assembly includes high-beam light source assembly and low beam light source assembly；Described low beam light source assembly includes lens and the more than one dipped beam LED corresponding with dipped beam reflector in dipped beam LED-baseplate, more than one dipped beam reflector, the dipped beam be located on dipped beam reflector, in described dipped beam, lens base is provided with three pieces of projections, it is in the intermediate projections of centre respectively, is positioned at the left projection of intermediate projections both sides and right projection；Described intermediate projections surface is cambered surface, and its radius of curvature is 0 ~ 110mm, and the lighting angle of intermediate projections is-0.9 ° ~ 0.9 °；The wherein one side of described left projection is cambered surface, and another side is vertical plane, and the radius of curvature of described cambered surface is 214 ~ 517mm, and the lighting angle of left projection is-1 ° ~-0.9 °；The wherein one side of described right projection is cambered surface, and another side is vertical plane, and the radius of curvature of described cambered surface is 214 ~ 618mm, and the lighting angle of right projection is 0.9 ° ~ 2.0 °.When headlamp needs to be adjusted to dipped beam, low beam light source assembly is utilized to get dipped beam.All the time, LED is difficult to the standard-required applying main cause in motorcycle headlamp to be the failure to break through dipped headlights, after light of the present invention is by lens in dipped beam, the dipped beam light type with obvious "cut-off"line can be obtained, effectively the light of wide-angle can be used, the utilization rate of luminous flux effectively improves, and makes the irradiation distance of light, width significantly increase, and prevents dipped beam irradiation area from blind area occur simultaneously.
As improvement, in described dipped beam, lensed tip centre position is provided with square depression.
As improvement, in described dipped beam LED and described dipped beam, the distance between lens end face is 42 ~ 45mm.
As improvement, in described dipped beam, lens and described dipped beam reflector are for snapping connection, and make the dismounting more convenient and quicker of lens in dipped beam.
As improvement, described high-beam light source assembly includes distance light LED-baseplate, more than one distance light LED and more than one and described distance light reflector corresponding for distance light LED.
As improvement, being provided with mounting disc in described back casing, described mounting disc is integrated with described distance light reflector；Described mounting disc is provided with the installing hole that shape is similar to lens shape in dipped beam, in described dipped beam, described installing hole is located at by lens.
As improvement, described low beam light source assembly and high-beam light source assembly are located in spreader surface, and the described back casing back side is provided with perforation, and the described radiator back side is exposed outside described back casing by described perforation.
As improvement, described radiator is provided with and enters the through hole in back casing for holding wire.
The present invention is compared with prior art had the benefit that
After light of the present invention is by lens in dipped beam, the dipped beam light type with obvious "cut-off"line can be obtained, effectively the light of wide-angle can be used, the utilization rate of luminous flux effectively improves, make the irradiation distance of light, width significantly increase, prevent dipped beam irradiation area from blind area occurring simultaneously.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention.
Fig. 2 is the schematic diagram removing front cover body.
Fig. 3 is the schematic diagram removing mounting disc.
Fig. 4 is mounting disc structural representation.
Fig. 5 is lens three dimensional structure schematic diagram I in dipped beam.
Fig. 6 is lens three dimensional structure schematic diagram II in dipped beam.
Fig. 7 is lens-section sectional view in dipped beam.
Fig. 8 is rear view of the present invention.
Detailed description of the invention
Below in conjunction with Figure of description, the invention will be further described.
As it is shown in figure 1, a kind of motorcycle LED headlamp, including back casing 1, front cover body 2, radiator 10 and light source assembly, front cover body 2 coordinates with back casing 1 and is formed accommodation space, and described light source assembly is located in described accommodation space.As in figure 2 it is shown, described light source assembly includes high-beam light source assembly 6 and low beam light source assembly 5, low beam light source assembly 5 is adjacent with high-beam light source assembly 6, and low beam light source assembly 5 is used for sending dipped beam hot spot, and high-beam light source assembly 6 is used for sending distance light hot spot.As shown in Figure 8, described low beam light source assembly 5 and high-beam light source assembly 6 are located on radiator 10 surface, and described back casing 1 back side is provided with perforation, and described radiator 10 back side is exposed outside described back casing 1 by described perforation.Described radiator 10 is provided with the through hole 27 entering in back casing 1 for holding wire 3, in holding wire 3 enters back casing 1 by described through hole 27 and is connected with low beam light source assembly 5 and high-beam light source assembly 6, for controlling the light-out effect of motorcycle headlamp.As it is shown on figure 3, described low beam light source assembly 5 includes 13, two dipped beam reflectors 11 of dipped beam LED-baseplate, lens 7 and two dipped beam LEDs 12 corresponding with dipped beam reflector 11 in the dipped beam be located on dipped beam reflector 11；As shown in Figure 8, the surface of described radiator 10 is plane, and the back side is provided with some radiating fins 26, radiating fin 26 and extraneous contact；Described dipped beam LED 12 substrate is affixed on described radiator 10 surface, and its heat can be directly emitted to the external world by radiator 10, and radiating effect is notable；As shown in Figs. 5 to 7, in described dipped beam, lens 7 end face is provided with the convex globoidal 28 of some strips be arrangeding in parallel, and centre position is provided with square depression 17；In described dipped beam, described dipped beam reflector 11 top is located at by lens 7, and dipped beam reflector 11 is fixed by screws in dipped beam LED-baseplate 13, and in described dipped beam, lens 7 and described dipped beam reflector 11 are for snapping connection, and makes the dismounting more convenient and quicker of lens 7 in dipped beam；In described dipped beam, lens 7 bottom surface is provided with three pieces of projections, is in the intermediate projections 19 of centre respectively, is positioned at left protruding the 18 and right protruding 20 of intermediate projections 19 both sides；Described intermediate projections 19 surface is cambered surface 25, and its radius of curvature is 0 ~ 110mm, and the lighting angle of intermediate projections 19 is-0.9 ° ~ 0.9 °；The wherein one side of described left protruding 18 is cambered surface 21, and another side is vertical plane 22, and the radius of curvature of described cambered surface 21 is 214 ~ 517mm, and the left lighting angle of protruding 18 is-1 ° ~-0.9 °；The wherein one side of described right protruding 20 is cambered surface 24, and another side is vertical plane 23, and the radius of curvature of described cambered surface 24 is 214 ~ 618mm, and the right lighting angle of protruding 20 is 0.9 ° ~ 2.0 °；Left protruding 18 and the right cambered surface of protruding 20 the most outwardly；In described dipped beam LED 12 and described dipped beam, distance L between lens 7 end face is 42 ~ 45mm.As it is shown on figure 3, described high-beam light source assembly 6 includes 15, three distance light LED14 of distance light LED-baseplate and three and described distance light reflector 8 corresponding for distance light LED；Described distance light reflector 8 is affixed on described radiator 10 surface, and its heat produced quickly can be dispersed into the external world by radiator 10.As shown in Figure 4, being provided with mounting disc 4 in described back casing 1, described mounting disc 4 is integrated with described distance light reflector 8；Described mounting disc 4 is provided with the installing hole 16 that shape is similar to lens in dipped beam 7 shape, in described dipped beam, described installing hole 16 is located at by lens 7.
When headlamp needs to be adjusted to dipped beam, low beam light source assembly 5 is utilized to get dipped beam.All the time, LED is difficult to the standard-required applying main cause in motorcycle headlamp to be the failure to break through dipped headlights, after light of the present invention is by lens 7 in dipped beam, the dipped beam light type with obvious "cut-off"line can be obtained, can effectively be used by the light of wide-angle, the utilization rate of luminous flux effectively improves, and the light efficiency of dipped headlights is 83 lm/W, make the irradiation distance of light, width significantly increase, prevent dipped beam irradiation area from blind area occurring simultaneously.
Claims (6)
1. a motorcycle LED headlamp, including back casing, front cover body and light source assembly；It is characterized in that: described light source assembly includes high-beam light source assembly and low beam light source assembly；Described low beam light source assembly includes lens and the more than one dipped beam LED corresponding with dipped beam reflector in dipped beam LED-baseplate, more than one dipped beam reflector, the dipped beam be located on dipped beam reflector, in described dipped beam, lens base is provided with three pieces of projections, it is in the intermediate projections of centre respectively, is positioned at the left projection of intermediate projections both sides and right projection；Described intermediate projections surface is cambered surface, and its radius of curvature is 0 ~ 110mm, and the lighting angle of intermediate projections is-0.9 ° ~ 0.9 °；The wherein one side of described left projection is cambered surface, and another side is vertical plane, and the radius of curvature of described cambered surface is 214 ~ 517mm, and the lighting angle of left projection is-1 ° ~-0.9 °；The wherein one side of described right projection is cambered surface, and another side is vertical plane, and the radius of curvature of described cambered surface is 214 ~ 618mm, and the lighting angle of right projection is 0.9 ° ~ 2.0 °；In described dipped beam LED and described dipped beam, the distance between lens end face is 42 ~ 45mm；
In described dipped beam, lens end face centre position is provided with square depression.
A kind of motorcycle LED headlamp the most according to claim 1, it is characterised in that: in described dipped beam, lens and described dipped beam reflector are for snapping connection.
A kind of motorcycle LED headlamp the most according to claim 1, it is characterised in that: described high-beam light source assembly includes distance light LED-baseplate, more than one distance light LED and more than one and described distance light reflector corresponding for distance light LED.
A kind of motorcycle LED headlamp the most according to claim 3, it is characterised in that: being provided with mounting disc in described back casing, described mounting disc is integrated with described distance light reflector；Described mounting disc is provided with the installing hole that shape is similar to lens shape in dipped beam, in described dipped beam, described installing hole is located at by lens.
A kind of motorcycle LED headlamp the most according to claim 1, it is characterized in that: described low beam light source assembly and high-beam light source assembly are located in spreader surface, the described back casing back side is provided with perforation, and the described radiator back side is exposed outside described back casing by described perforation.
A kind of motorcycle LED headlamp the most according to claim 5, it is characterised in that；Described radiator is provided with and enters the through hole in back casing for holding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522098.8A CN102997155B (en) | 2012-12-07 | 2012-12-07 | A kind of motorcycle LED headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522098.8A CN102997155B (en) | 2012-12-07 | 2012-12-07 | A kind of motorcycle LED headlamp |
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| Publication Number | Publication Date |
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| CN102997155A CN102997155A (en) | 2013-03-27 |
| CN102997155B true CN102997155B (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210522098.8A Active CN102997155B (en) | 2012-12-07 | 2012-12-07 | A kind of motorcycle LED headlamp |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202436A (en) * | 2014-06-24 | 2015-12-30 | 许宸伟 | Head light structure with headlight on full beam and dipped headlight |
| CN111059511A (en) * | 2018-10-17 | 2020-04-24 | 上海晶合光电科技有限公司 | LED high beam and low beam big lamp module |
| CN109307233A (en) * | 2018-12-14 | 2019-02-05 | 上海晶合光电科技有限公司 | A kind of LED condenser formula list dipped beam mould group |
| CN116697295A (en) * | 2022-02-25 | 2023-09-05 | 明耀光电科技股份有限公司 | Integrated vehicle lamp and lens module |
Citations (5)
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|---|---|---|---|---|
| CN101457889A (en) * | 2007-12-12 | 2009-06-17 | 株式会社小糸制作所 | Vehicular illumination lamp |
| CN102650398A (en) * | 2011-02-24 | 2012-08-29 | 株式会社小糸制作所 | Vehicle lamp |
| CN202469814U (en) * | 2012-03-23 | 2012-10-03 | 重庆科鹰电气有限公司 | LED (light emitting diode) headlamp for vehicle |
| CN202484799U (en) * | 2011-12-16 | 2012-10-10 | 重庆科鹰电气有限公司 | LED (light-emitting diode) luminous unit and automotive headlamp comprising luminous unit |
| CN203215503U (en) * | 2012-12-07 | 2013-09-25 | 广州市佛达信号设备有限公司 | LED headlamp for motorcycle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7766515B2 (en) * | 2005-04-20 | 2010-08-03 | Dragonfish Technologies, Llc | Light source with non-imaging optical distribution apparatus |
| US7401948B2 (en) * | 2005-10-17 | 2008-07-22 | Visteon Global Technologies, Inc. | Near field lens having reduced size |
| JP2007265722A (en) * | 2006-03-28 | 2007-10-11 | Matsushita Electric Works Ltd | Light-emitting device |
| EP2172696B1 (en) * | 2008-09-29 | 2014-04-30 | C.R.F. Società Consortile per Azioni | Lighting device having a rectangular illuminance pattern |
| CN201373329Y (en) * | 2009-01-20 | 2009-12-30 | 欧阳剑 | Led lamp lens |
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2012
- 2012-12-07 CN CN201210522098.8A patent/CN102997155B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457889A (en) * | 2007-12-12 | 2009-06-17 | 株式会社小糸制作所 | Vehicular illumination lamp |
| CN102650398A (en) * | 2011-02-24 | 2012-08-29 | 株式会社小糸制作所 | Vehicle lamp |
| CN202484799U (en) * | 2011-12-16 | 2012-10-10 | 重庆科鹰电气有限公司 | LED (light-emitting diode) luminous unit and automotive headlamp comprising luminous unit |
| CN202469814U (en) * | 2012-03-23 | 2012-10-03 | 重庆科鹰电气有限公司 | LED (light emitting diode) headlamp for vehicle |
| CN203215503U (en) * | 2012-12-07 | 2013-09-25 | 广州市佛达信号设备有限公司 | LED headlamp for motorcycle |
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| CN102997155A (en) | 2013-03-27 |
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