CN203489169U - Airport LED (Light Emitting Diode) searchlight and lens - Google Patents
Airport LED (Light Emitting Diode) searchlight and lens Download PDFInfo
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- CN203489169U CN203489169U CN201320523275.4U CN201320523275U CN203489169U CN 203489169 U CN203489169 U CN 203489169U CN 201320523275 U CN201320523275 U CN 201320523275U CN 203489169 U CN203489169 U CN 203489169U
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Abstract
The utility model provides an airport LED (Light Emitting Diode) searchlight and a lens. The reflecting surface of the lens is the xy Bessel curved surface and the transmission surface is the deformable aspheric surface; parameters of the reflecting surface in the X direction include that F is 3.3 to 5.2, R is 12.5 to 13.4, S is 10.2 to 12.8, P is 0.26 to 0.35, and W is 0.35 to 0.42; parameters of the reflecting surface in the Y direction include that F is 5.3 to 6.4, R is 13.5 to 14.4, S is 10.1 to 11.4, P is 0.36 to 0.43, and W is 0.47 to 0.59; the quadric coefficient of the Y meridian surface of the deformable aspheric surface of the transmission surface is minus 3.6 to minus 2.8 and the radius of the Y meridian surface of the deformable aspheric surface of the transmission surface is 2.6 to 3.2; the quadric coefficient of the X meridian surface of the deformable aspheric surface of the transmission surface is minus 0.73 to minus 0.58 and the radius of the X meridian surface of the deformable aspheric surface of the transmission surface is 2.3 to 2.7.
Description
Technical field
The present invention relates to searchlight technical field, a kind of airport LED searchlight and lens thereof are provided especially.
Background technology
The LED searchlight that airport is used at present, is the design before more than ten years, and the luminous flux of single LEDs only has 80 lumens/watt, and the light source of light fixture is 6 1WLED.The optical texture size of light fixture is large.After entering 21 century, the technology of LED has obtained tremendous development, more than light efficiency has reached 122 lumens/watt, the level of Lighting Design constantly improved.The present invention is low in order to overcome old-fashioned airport LED searchlight light efficiency, the large and a kind of novel airport LED searchlight of design of power consumption.
Summary of the invention
The object of the present invention is to provide a kind of New LED to make the airport LED searchlight of light source.Adopt optical design of the present invention, make the beam angle of the horizontal and vertical direction of light fixture can meet the instructions for use on airport.This airport LED searchlight can reduce the LED quantity in light fixture, is not reducing under the prerequisite of whole light flux, reduces the power of light fixture.
To achieve these goals, the present invention is by the following technical solutions:
Lens, is characterized in that, reflection from lens face adopts xy bezier surface, and transmission plane adopts anamorphic aspherical surface,
Reflecting surface:
The parameter of directions X reflecting surface is:
F:3.3～5.2,R:12.5～13.4,S:10.2～12.8,P:0.26～0.35,W:0.35～0.42；
Size before F---, size after R---, S---size, P---position, W---weight.
The parameter of Y-direction reflecting surface is:
F:5.3～6.4,R:13.5～14.4,S:10.1～11.4,P:0.36～0.43,W:0.47～0.59；
Size before F---, size after R---, S---size, P---position, W---weight.
Transmission plane:
The quadratic surface coefficient of transmission plane anamorphic aspherical surface Y meridian plane is :-2.8～-3.6, and radius is: 2.6～3.2; The quadratic surface coefficient of transmission plane anamorphic aspherical surface X meridian plane is :-0.58～-0.73, and radius is: 2.3～2.7;
4 rank symmetry coefficients of transmission plane anamorphic aspherical surface are:
-0.0012～-0.0016,4 rank dissymmetryc coefficients are: 1.07～1.22; 6 rank symmetry coefficients are :-1.198e
-6～_ 1.23e
-6, 6 rank dissymmetryc coefficients are :-9.5～-10.3; 8 rank symmetry coefficients are :-1.78e
-9～-1.92e
-9, 8 rank dissymmetryc coefficients are: 2.67e
-8～2.82e
-8.
In technique scheme, described lens material adopts optical grade PC plastic injection-moulded, the surface roughness Ra 0.025 of reflecting surface.
The airport LED searchlight with said lens, is characterized in that: comprise lamp housing, LED light source, aluminium base, LED light source is fixed on lamp housing by aluminium base, is covered with a red lampshade on lamp housing,
Lens horizontal direction both sides are with the fixed strip of 8 mm wide 4.3 millimeters thick, and on fixed strip, having two diameters is the installing hole of 3.2 millimeters.
In technique scheme, described light source adopts 4 watts of LED.
In technique scheme, the back side of described aluminium base scribbles heat-conducting silicone grease.
The present invention possesses following beneficial effect:
One, airport LED searchlight lamp of the present invention, light efficiency is high, substitutes the old-fashioned LED of 80Lm/W with LED more than 122Lm/W.
Two, airport LEDF searchlight of the present invention is reduced to 4W by the power of light source by 6W.In the situation that use the lithium battery of same capability, extended lighting the time of light fixture.Adopt airport of the present invention LED searchlight lens, can reduce the volume of light fixture, reduce the cost of light fixture.
Three, airport LED searchlight of the present invention, owing to having adopted unique optics of lens design, makes the light of LED be radiated to greatest extent level 22 degree, vertical 11 directions of spending.
Four, in the LED searchlight of airport of the present invention, do not contain any harmful substance, to environment, can not pollute.
Five, airport of the present invention LED searchlight is normal uses that to receive the order be 35000 hours, can guarantee 3 years.
Six, the lens of airport of the present invention LED searchlight are rectangular tubaeform, and width is 28 millimeters, is highly 28 millimeters.Thickness is 24.7 millimeters.
Seven, airport of the present invention LED searchlight can be widely used in the use occasion of airport, vehicle, stage, contour of building, landscape light in city.
Accompanying drawing explanation
Fig. 1 is airport LED searchlight structure chart;
Fig. 2 is curve of light distribution figure, and what X-axis represented is beam angle, and what Y-axis represented is light intensity;
In figure, 1 is that aluminium base, 2 is that LED, 3 is that lens, 4 are that screw, 5 is that lampshade, 6 is that hold-down screw, 7 is that sealing ring, 8 is housing.
The specific embodiment
Below to the further instruction of the present invention:
The present invention adopts 1 4WLED to make light source.The beam angle of LED is between 110～130 degree.The light efficiency of LED is greater than 122 lumens/watt.
After LED is welded on aluminium base, be fixed on the housing of airport LED searchlight.
With screw, the mounting bar of horn shape lens is fixed on lamp casing, the design of mounting bar has guaranteed to make the small end of lens and aluminium base develop.
Due to the particular design of lens, the outgoing hot spot that makes lens is rectangle.The beam angle of horizontal direction is 22 degree,
The beam angle of vertical direction is 11 degree.
The outside of airport LED searchlight lens is covered with a red lampshade, and the light that this red lampshade can make airport LED searchlight penetrate becomes required redness.
The optical texture of airport LED searchlight as shown in Figure 1.
Airport LED searchlight can carry out the adjusting of light fixture projection high and low angle by the height adjusting configuring on light fixture.
The lens that use in airfield runway emergency LED lamp of the present invention, reflecting surface adopts xy bezier surface, and transmission plane adopts anamorphic aspherical surface.
The parameter of directions X reflecting surface is:
F:3.3～5.2,R:12.5～13.4,S:10.2～12.8,P:0.26～0.35,W:0.35～0.42。
The parameter of Y-direction reflecting surface is:
F:5.3～6.4,R:13.5～14.4,S:10.1～11.4,P:0.36～0.43,W:0.47～0.59。
The quadratic surface coefficient of transmission plane anamorphic aspherical surface Y meridian plane is :-2.8～-3.6, and radius is: 2.6～3.2; The quadratic surface coefficient of transmission plane anamorphic aspherical surface X meridian plane is :-0.58～-0.73, and radius is: 2.3～2.7.4 rank symmetry coefficients of transmission plane anamorphic aspherical surface are:
-0.0012～-0.0016,4 rank dissymmetryc coefficients are: 1.07～1.22; 6 rank symmetry coefficients are :-1.198e
-6～_ 1.23e
-6, 6 rank dissymmetryc coefficients are :-9.5～-10.3; 8 rank symmetry coefficients are :-1.78e
-9～-1.92e
-9, 8 rank dissymmetryc coefficients are: 2.67e
-8～2.82e
-8.
Lens adopt the plastic injection-moulded manufacture of optical grade PC, the surface roughness Ra 0.025 of reflecting surface.
Lens horizontal direction both sides are with the fixed strip of 8 mm wide 4.3 millimeters thick, and on fixed strip, having two diameters is the installing hole of 3.2 millimeters.
The installation of airport LED searchlight lens:
First LED is welded on aluminium base, at the back side of aluminium base, coats heat-conducting silicone grease, shown in Fig. 2, with the screw of 2 M2.5, aluminium base is arranged on lamp casing.Then, LED center is aimed in the hole of the lens plane of incidence, with the screw of 2 M3, penetrate in the hole of lens fixed strip, lens are also fixed on lamp casing.The wire of LED is penetrated in lamp casing.Sealing rubber ring is placed on behind the bottom surface of lampshade, with screw, lampshade is fixed on lamp casing.
Claims (5)
1. lens, is characterized in that, reflection from lens face adopts xy bezier surface, and transmission plane adopts anamorphic aspherical surface,
Reflecting surface:
The corresponding horizontal plane of X face, the corresponding vertical guide of Y face;
The parameter of xy bezier surface directions X reflecting surface is:
F:3.3~5.2,?R:12.5~13.4,S:10.2~12.8,P:0.26~0.35,W:0.35~0.42；
The parameter of xy bezier surface Y-direction reflecting surface is:
F:5.3~6.4,?R:13.5~14.4,S:10.1~11.4,P:0.36~0.43,W:0.47~0.59；
Size before F---, size after R---, S---size, P---position, W---weight;
Transmission plane:
The quadratic surface coefficient of transmission plane anamorphic aspherical surface Y meridian plane is :-2.8 ~-3.6, and radius is: 2.6 ~ 3.2; The quadratic surface coefficient of transmission plane anamorphic aspherical surface X meridian plane is :-0.58 ~-0.73, and radius is: 2.3 ~ 2.7;
4 rank symmetry coefficients of transmission plane anamorphic aspherical surface are:
-0.0012 ~-0.0016,4 rank dissymmetryc coefficients are: 1.07 ~ 1.22; 6 rank symmetry coefficients are :-1.198 e
-6~ _ 1.23 e
-6, 6 rank dissymmetryc coefficients are :-9.5 ~-10.3; 8 rank symmetry coefficients are :-1.78 e
-9~-1.92 e
-9, 8 rank dissymmetryc coefficients are: 2.67 e
-8~ 2.82 e
-8.
2. a kind of lens according to claim 2, is characterized in that, described lens material adopts optical grade PC plastic injection-moulded, the surface roughness Ra 0.025 of reflecting surface.
3. the airport LED searchlight with the arbitrary described lens of claim 1-2, it is characterized in that: comprise lamp housing, LED light source, aluminium base, LED light source is fixed on lamp housing by aluminium base, on lamp housing, be covered with a red lampshade, lens horizontal direction both sides are with the fixed strip of 8 mm wide 4.3 millimeters thick, and on fixed strip, having two diameters is the installing hole of 3.2 millimeters.
4. airport according to claim 3 LED searchlight, is characterized in that: described light source adopts 4 watts of LED.
5. airport according to claim 3 LED searchlight, is characterized in that: the back side of described aluminium base scribbles heat-conducting silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523275.4U CN203489169U (en) | 2013-08-26 | 2013-08-26 | Airport LED (Light Emitting Diode) searchlight and lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523275.4U CN203489169U (en) | 2013-08-26 | 2013-08-26 | Airport LED (Light Emitting Diode) searchlight and lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203489169U true CN203489169U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320523275.4U Expired - Fee Related CN203489169U (en) | 2013-08-26 | 2013-08-26 | Airport LED (Light Emitting Diode) searchlight and lens |
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| CN (1) | CN203489169U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423702A (en) * | 2013-08-26 | 2013-12-04 | 四川锦明光电股份有限公司 | Airport LED (Light-Emitting Diode) spotlight and lens thereof |
| CN105372802A (en) * | 2014-08-26 | 2016-03-02 | 现代摩比斯株式会社 | Optical structure for vehicle |
-
2013
- 2013-08-26 CN CN201320523275.4U patent/CN203489169U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423702A (en) * | 2013-08-26 | 2013-12-04 | 四川锦明光电股份有限公司 | Airport LED (Light-Emitting Diode) spotlight and lens thereof |
| CN105372802A (en) * | 2014-08-26 | 2016-03-02 | 现代摩比斯株式会社 | Optical structure for vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20160826 |
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| CF01 | Termination of patent right due to non-payment of annual fee |