CN203215503U - LED headlamp for motorcycle - Google Patents
LED headlamp for motorcycle Download PDFInfo
- Publication number
- CN203215503U CN203215503U CN2012206698367U CN201220669836U CN203215503U CN 203215503 U CN203215503 U CN 203215503U CN 2012206698367 U CN2012206698367 U CN 2012206698367U CN 201220669836 U CN201220669836 U CN 201220669836U CN 203215503 U CN203215503 U CN 203215503U
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- China
- Prior art keywords
- dipped beam
- light source
- source assembly
- led
- lens
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Abstract
The utility model discloses an LED headlamp for a motorcycle. According to the LED headlamp, a middle bulge, a left bulge and a right bulge are arranged on the bottom surface of a passing light inner lens of a passing light source assembly; the surface of the middle bulge is provided with an arc surface which has the curvature radius of 0-110mm; the middle bulge has a luminous angle within the range from -0.9 degree to 0.9 degree; one surface of the left bulge is an arc surface, and the other surface of the left bulge is a vertical plane; the arc surface has the curvature radius of 214-517mm; the left bulge has a luminous angle within the range of -1 degree to -0.9 degree; one surface of the right bulge is an arc surface, and the other surface of the right bulge is a vertical plane; the arc surface has the curvature radius of 214-618mm; and the right bulge has a luminous angle of 0.9-2.0 degrees. After light rays pass through the passing light inner lens, a passing light type with an obvious dividing line can be obtained, the large-angle light rays can be effectively utilized, and the utilization rate of luminous flux is effectively improved, so that the light irradiation distance and width are obviously increased, and a blind area is prevented from occurring in a passing light irradiation area.
Description
Technical field
The utility model relates to the LED lighting field, especially a kind of motorcycle LED headlamp.
Background technology
LED be described as the 4th generation light source, it has the advantage that the life-span is long, light efficiency is high, radiationless.The theoretical life-span of LED surpasses 100,000 hours, and luminous efficiency is up to 90%, and the logical energy consumption of same light only is 8% of incandescent lamp, and Halogen lamp LED 30% has the advantage of significant green, low-carbon (LC), and worldwide, LED is quoted widely at lighting field.
It is light source that present automobile, motorcycle headlamp mainly adopt Halogen lamp LED, by the reflector reflection way light is reflected in car the place ahead.Since halogen light source proud and aloof little low than LED, caloric value is big, the life-span is short.And adopt the reflector reflection way low to the utilization rate of light, thus existing car headlamp ubiquity energy consumption height, illumination is weak, caloric value is big, the life-span is short problem, and have certain potential safety hazard.
Because the extensive use of LED and the remarkable advantage that has thereof, many people attempt to adopt LED as the headlamp light source of automobile or motorcycle, but it is because unreasonable to the structural design of LED luminescence unit, there is the problem that light utilization efficiency is not high, heat radiation is bad, light decay is serious of luminescence unit, and can't forms desirable standard compliant dipped beam hot spot and distance light hot spot.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of motorcycle LED headlamp, and light efficiency is good, can realize the function of long-distance light and dipped beam, and can satisfy the requirement of relevant criterion.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of motorcycle LED headlamp comprises back casing, preceding cover body and light source assembly; Described light source assembly comprises distance light light source assembly and dipped beam light source assembly; Described dipped beam light source assembly comprises dipped beam LED substrate, more than one dipped beam reflector, is located at lens and the more than one dipped beam LED corresponding with the dipped beam reflector in the dipped beam on the dipped beam reflector, the lens bottom surface is provided with three projectioies in the described dipped beam, be respectively the intermediate projections in the middle of being positioned at, be positioned at left side projection and the right projection of intermediate projections both sides; 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 side 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 side 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 need be adjusted into dipped beam, utilize the dipped beam light source assembly to get dipped beam and get final product.All the time, LED is difficult to be applied in that main cause is to fail to break through the standard-required of dipped headlights in the motorcycle headlamp, after the utility model light passes through the interior lens of dipped beam, can obtain having the dipped beam light type of obvious "cut-off"line, can be effectively the light of wide-angle be used, the utilization rate of luminous flux effectively improves, and the irradiation distance of light, width are obviously increased, and prevents that simultaneously the blind area from appearring in the dipped beam irradiation area.
As improvement, lens crown center position is provided with square depression in the described dipped beam.
As improvement, the distance in described dipped beam LED and the described dipped beam between the lens end face is 42 ~ 45mm.
As improvement, lens are that buckle is connected with described dipped beam reflector in the described dipped beam, make the dismounting more convenient and quicker of lens in the dipped beam.
As improvement, described distance light light source assembly comprises distance light LED substrate, more than one distance light LED and the distance light reflector corresponding with described distance light LED more than.
As improvement, be provided with mounting disc in the described back casing, described mounting disc and described distance light reflector are integrated; Described mounting disc is provided with the shape installing hole similar to lens shape in the dipped beam, and lens are located in the described installing hole in the described dipped beam.
As improvement, described dipped beam light source assembly and distance light light source assembly are located on the spreader surface, and the described back casing back side is provided with perforation, and expose outside the described back casing by described perforation at the described radiator back side.
As improvement, described radiator is provided with for holding wire and enters the interior through hole of back casing.
The beneficial effect that the utility model compared with prior art brings is:
After the utility model light passes through the interior lens of dipped beam, can obtain having the dipped beam light type of obvious "cut-off"line, can be effectively the light of wide-angle be used, the utilization rate of luminous flux effectively improves, irradiation distance, the width of light are obviously increased, prevent that simultaneously the blind area from appearring in the dipped beam irradiation area.
Description of drawings
Fig. 1 is the utility model external structure schematic diagram.
Fig. 2 is the schematic diagram of cover body before removing.
Fig. 3 is the schematic diagram that removes mounting disc.
Fig. 4 is the mounting disc structural representation.
Fig. 5 is lens three-dimensional structure schematic diagram I in the dipped beam.
Fig. 6 is lens three-dimensional structure schematic diagram II in the dipped beam.
Fig. 7 is lens cross-sectional view in the dipped beam.
Fig. 8 is the utility model rear view.
The specific embodiment
The utility model is described in further detail below in conjunction with Figure of description.
As shown in Figure 1, a kind of motorcycle LED headlamp comprises back casing 1, preceding cover body 2, radiator 10 and light source assembly, and preceding cover body 2 cooperates with back casing 1 and forms accommodation space, and described light source assembly is located in the described accommodation space.As shown in Figure 2, described light source assembly comprises distance light light source assembly 6 and dipped beam light source assembly 5, and dipped beam light source assembly 5 is adjacent with distance light light source assembly 6, and dipped beam light source assembly 5 is used for sending the dipped beam hot spot, and distance light light source assembly 6 is used for sending the distance light hot spot.As shown in Figure 8, described dipped beam light source assembly 5 and distance light light source assembly 6 are located on radiator 10 surfaces, and described back casing 1 back side is provided with perforation, and expose outside the described back casing 1 by described perforation at described radiator 10 back sides.Described radiator 10 is provided with for holding wire 3 and enters through hole 27 in the back casing 1, and holding wire 3 enters in the back casing 1 and with dipped beam light source assembly 5 by described through hole 27 and is connected with distance light light source assembly 6, is used for controlling the light effect that of motorcycle headlamp.As shown in Figure 3, described dipped beam light source assembly 5 comprises dipped beam LED substrate 13, two dipped beam reflectors 11, is located at the corresponding dipped beam LED 12 of lens 7 in the dipped beam on the dipped beam reflector 11 and two and dipped beam reflector 11; As shown in Figure 8, the surface of described radiator 10 is the plane, and the back side is provided with some radiating fins 26, and radiating fin 26 contacts with extraneous; Described dipped beam LED 12 substrates are affixed on described radiator 10 surfaces, and its heat can directly be dispersed into the external world by radiator 10, and radiating effect is remarkable; As shown in Figs. 5 to 7, lens 7 end faces are provided with the convex globoidal 28 of some strips that be arranged in parallel in the described dipped beam, and the centre position is provided with square depression 17; Lens 7 are located at described dipped beam reflector 11 tops in the described dipped beam, and dipped beam reflector 11 is fixed on the dipped beam LED substrate 13 by screw, and lens 7 and described dipped beam reflector 11 make the dismounting more convenient and quicker of the interior lens 7 of dipped beam for buckle is connected in the described dipped beam; Lens 7 bottom surfaces are provided with three projectioies in the described dipped beam, are respectively the intermediate projections 19 in the middle of being positioned at, and are positioned at left side projection 18 and the right projection 20 of intermediate projections 19 both sides; Described intermediate projections 19 surfaces are 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 side projection 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 lighting angle of left side projection 18 is-1 ° ~-0.9 °; The wherein one side of described right projection 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 lighting angle of right projection 20 is 0.9 ° ~ 2.0 °; The cambered surface of left side projection 18 and right projection 20 all outwardly; Distance L in described dipped beam LED 12 and the described dipped beam between lens 7 end faces is 42 ~ 45mm.As shown in Figure 3, described distance light light source assembly 6 comprises distance light LED substrate 15, three distance light LED14 and three distance light reflectors 8 corresponding with described distance light LED; Described distance light reflector 8 is affixed on described radiator 10 surfaces, and the heat of its generation can be dispersed into the external world by radiator 10 fast.As shown in Figure 4, be provided with mounting disc 4 in the described back casing 1, described mounting disc 4 is integrated with described distance light reflector 8; Described mounting disc 4 is provided with the shape installing hole 16 similar to lens 7 shapes in the dipped beam, and lens 7 are located in the described installing hole 16 in the described dipped beam.
When headlamp need be adjusted into dipped beam, utilize dipped beam light source assembly 5 to get dipped beam and get final product.All the time, LED is difficult to be applied in that main cause is to fail to break through the standard-required of dipped headlights in the motorcycle headlamp, after the utility model light passes through the interior lens 7 of dipped beam, can obtain having the dipped beam light type of obvious "cut-off"line, can be effectively the light of wide-angle be used, the utilization rate of luminous flux effectively improves, and the light efficiency of dipped headlights is 83 lm/W, irradiation distance, the width of light are obviously increased, prevent that simultaneously the blind area from appearring in the dipped beam irradiation area.
Claims (8)
1. a motorcycle LED headlamp comprises back casing, preceding cover body and light source assembly; It is characterized in that: described light source assembly comprises distance light light source assembly and dipped beam light source assembly; Described dipped beam light source assembly comprises dipped beam LED substrate, more than one dipped beam reflector, is located at lens and the more than one dipped beam LED corresponding with the dipped beam reflector in the dipped beam on the dipped beam reflector, the lens bottom surface is provided with three projectioies in the described dipped beam, be respectively the intermediate projections in the middle of being positioned at, be positioned at left side projection and the right projection of intermediate projections both sides; Described intermediate projections surface is cambered surface, and its radius of curvature is 0 ~ 110mm; The wherein one side of described left side projection is cambered surface, and another side is vertical plane, and the radius of curvature of described cambered surface is 214 ~ 517mm; 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.
2. a kind of motorcycle LED headlamp according to claim 1 is characterized in that: lens end face centre position is provided with square depression in the described dipped beam.
3. a kind of motorcycle LED headlamp according to claim 1 is characterized in that: the distance in described dipped beam LED and the described dipped beam between the lens end face is 42 ~ 45mm.
4. a kind of motorcycle LED headlamp according to claim 1 is characterized in that: lens are that buckle is connected with described dipped beam reflector in the described dipped beam.
5. a kind of motorcycle LED headlamp according to claim 1 is characterized in that: described distance light light source assembly comprises distance light LED substrate, more than one distance light LED and the distance light reflector corresponding with described distance light LED more than.
6. a kind of motorcycle LED headlamp according to claim 5, it is characterized in that: be provided with mounting disc in the described back casing, described mounting disc and described distance light reflector are integrated; Described mounting disc is provided with the shape installing hole similar to lens shape in the dipped beam, and lens are located in the described installing hole in the described dipped beam.
7. a kind of motorcycle LED headlamp according to claim 1, it is characterized in that: described dipped beam light source assembly and distance light light source assembly are located on the spreader surface, the described back casing back side is provided with perforation, and expose outside the described back cover by described perforation at the described radiator back side.
8. a kind of motorcycle LED headlamp according to claim 7 is characterized in that; Described radiator is provided with for holding wire and enters the interior through hole of back casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206698367U CN203215503U (en) | 2012-12-07 | 2012-12-07 | LED headlamp for motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206698367U CN203215503U (en) | 2012-12-07 | 2012-12-07 | LED headlamp for motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203215503U true CN203215503U (en) | 2013-09-25 |
Family
ID=49205034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206698367U Expired - Lifetime CN203215503U (en) | 2012-12-07 | 2012-12-07 | LED headlamp for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203215503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997155A (en) * | 2012-12-07 | 2013-03-27 | 广州市佛达信号设备有限公司 | Light-emitting diode (LED) headlamp for motorcycle |
-
2012
- 2012-12-07 CN CN2012206698367U patent/CN203215503U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997155A (en) * | 2012-12-07 | 2013-03-27 | 广州市佛达信号设备有限公司 | Light-emitting diode (LED) headlamp for motorcycle |
| CN102997155B (en) * | 2012-12-07 | 2016-09-21 | 广州市佛达信号设备有限公司 | A kind of motorcycle LED headlamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
|
| CX01 | Expiry of patent term |