CN103185296B - Arrow beam of light goes out photosystem and Narrow-light-beam airport taxi track central line lamp - Google Patents
Arrow beam of light goes out photosystem and Narrow-light-beam airport taxi track central line lamp Download PDFInfo
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- CN103185296B CN103185296B CN201110454241.XA CN201110454241A CN103185296B CN 103185296 B CN103185296 B CN 103185296B CN 201110454241 A CN201110454241 A CN 201110454241A CN 103185296 B CN103185296 B CN 103185296B
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- light
- light source
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- prism
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- 230000001788 irregular Effects 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 description 6
- 230000000875 corresponding Effects 0.000 description 3
- 230000003287 optical Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 239000005315 stained glass Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Abstract
A kind of arrow beam of light goes out photosystem and Narrow-light-beam airport taxi track central line lamp, and this arrow beam of light goes out photosystem and includes: a light source, has a reflector and a prism of parabola revolution body structure；This reflector has half paraboloid shape along the cutting of face, place, paraboloid axis；This light source is positioned in the tangent plane of this reflector, and the axis of this light source is perpendicular with the axis of the paraboloid structure of this reflector；This prism is irregular quadrangular structure, and it has the axis parallel of the incidence surface allowing the light of this light source inject being oppositely arranged and the exiting surface that the light of this light source can be allowed to penetrate, this incidence surface and this light source.The present invention with outgoing arrow beam of light, and can ensure that the stability of light fixture long-term work.
Description
Technical field
The present invention relates to voyage aid of the airport luminaire, particularly relate to the light distributing system of airport taxiway light fixture.
Background technology
Due to developing rapidly of LED technology, airport taxiway light fixture has used LED as light source, has coordinated corresponding optics to build light distributing system.Such as: a kind of LED airfield taxi-track center line lamp optical system disclosed in Chinese patent ZL200920208824.2, it is made up of LED light source, reflector, diffusion sheet and prism, LED module two is one group, being arranged in groups in light fixture, wherein, LED module is arranged on bottom paraboloid reflecting cup, diffusion sheet is vertical with the optical axis of reflection light with the plane of incidence of prism, LED sends green glow, and light is first assembled by reflector, then penetrates from light-emitting window after the diffusion of diffusion sheet and the refraction of prism.A kind of LED airport taxiway centre-line light using above-mentioned light distributing system disclosed in Chinese patent ZL200920208825.7, it is made up of lamp base, inner cap, upper cover, light-emitting window, transformator, wiring board, light source bracket, optical system and great power LED etc..Existing this light fixture and light distributing system structure thereof, owing to being provided with diffusion sheet, the light causing outgoing is angle pencil of ray, the arrow beam of light application requirement of airport taxiway light fixture can not be met, also due to the cost of diffusion sheet itself and the consideration installed thereof and the cost that increases light fixture light distribution structure or even the decline of light fixture entirety long-term working stability can be caused.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming above-mentioned prior art to exist, and proposes a kind of arrow beam of light and goes out photosystem and Narrow-light-beam airport taxi track central line lamp, with outgoing arrow beam of light, and can ensure that the stability of light fixture long-term work.
The technical scheme that the present invention is directed to above-mentioned technical problem and propose includes, proposes a kind of arrow beam of light and goes out photosystem, including: a light source, there is a reflector and a prism of parabola revolution body structure；This reflector has half paraboloid shape along the cutting of face, place, paraboloid axis；This light source is positioned in the tangent plane of this reflector, and the axis of this light source is perpendicular with the axis of the paraboloid structure of this reflector；This prism is irregular quadrangular structure, and it has the axis parallel of the incidence surface allowing the light of this light source inject being oppositely arranged and the exiting surface that the light of this light source can be allowed to penetrate, this incidence surface and this light source.
The exiting surface of described prism and the angle of incidence surface are 35 ± 0.5 °.
This light source is LED light source.
This prism is safety glass prism.
The technical scheme that the present invention is directed to above-mentioned technical problem and propose also includes, a kind of Narrow-light-beam airport taxi track central line lamp is proposed, including the base cooperated and a upper cover, also include that two set arrow beam of lights described above go out photosystem, this base and upper cover cooperatively form and can accommodate this arrow beam of light and go out the cavity of photosystem, two described set arrow beam of lights go out the photosystem axis axial symmetry along this base, and often set arrow beam of light goes out the axis of paraboloid structure of the reflector in photosystem is 60 ± 0.5 ° with the angle of this base center axis line.
This reflector with focal length be 3 ± 1mm, height be the parabola of 15 ± 1mm be that bus rotates.
Distance between the summit of the paraboloid of this light source and this reflector is 2.8 ± 1mm.
Setpoint distance between the edge of the incidence surface of this prism and this reflector is 5.7 ± 1mm.
The incidence surface of this prism a size of [18.5 ± 1mm] × [16 ± 1 mm].
The incidence surface of this prism is with the near-end of exiting surface is spaced apart 16.5 ± 1mm, far-end is spaced apart 29.5 ± 1mm.
Compared with prior art, the arrow beam of light of the present invention goes out photosystem and Narrow-light-beam airport taxi track central line lamp, can be with outgoing arrow beam of light by the special construction of the position relationship between light source, reflector and prism and reflector；Further, it is arranged in the cavity that base and upper cover cooperatively form by two set arrow beam of lights are gone out photosystem, can ensure that the stability of light fixture long-term work.
Accompanying drawing explanation
Fig. 1 is the cross-section structure signal of the Narrow-light-beam airport taxi track central line lamp embodiment of the present invention.
Fig. 2 is the light path signal of the Narrow-light-beam airport taxi track central line lamp embodiment of the present invention.
Fig. 3 is the stereochemical structure signal of the Narrow-light-beam airport taxi track central line lamp embodiment of the present invention.
Fig. 4 be the present invention arrow beam of light light distributing system in reflector embodiments stereochemical structure signal.
Fig. 5 be the present invention arrow beam of light light distributing system in reflector embodiments side structure signal.
Fig. 6 be the present invention arrow beam of light light distributing system in prism embodiment stereochemical structure signal.
Fig. 7 be the present invention arrow beam of light light distributing system in the overlooking surface structural representation of prism embodiment.
Fig. 8 is the light distribution signal of the arrow beam of light light distributing system of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is given elaboration further.
Seeing Fig. 1 to Fig. 3, the arrow beam of light of the present invention goes out photosystem, including: a light source 2, there is reflector 3 and a prism 4 of parabola revolution body structure；This reflector 3 has half paraboloid shape along the cutting of face, C place, paraboloid axis；This light source 2 is positioned in the tangent plane of this reflector 3, and the axis B of this light source 2 is perpendicular with the axis C of the paraboloid structure of this reflector 3；This prism 4 is irregular quadrangular structure, and it has the incidence surface 41 allowing the light of this light source 2 inject and the exiting surface 42 that the light of this light source can be allowed to penetrate being oppositely arranged, and this incidence surface 41 is parallel with the axis B of this light source 2.
When light source 2 is controlled light time, light 20 is the arrow direction indication along Fig. 2, the two of light fixture lateral sides launch.
The arrow beam of light of the present invention goes out photosystem, utilizes reflector 3 to be assembled by the light of the diversity that light source 2 sends, then is reflected by the light reflected back by reflector 3 by prism 4 such that it is able to launch with arrow beam of light at special angle.
Seeing Fig. 4 and Fig. 5, reflector 3 uses the HK51 glass of tempering to make, and has reflecting surface 31, outer surface 32, edge 33, tangent plane 34 and summit 35.The parabola that reflector is 3 with focal length as 3mm, height is as 15mm rotates the paraboloid constituted for bus, and edge 33 is circular arc, and in one embodiment of the invention, its radius size is 13.4mm.Reflector 3 is equivalent to carry out along the face, C place, axis of complete paraboloid to cut, and has half paraboloid shape, and wherein, the part being cut can be found in shown in the dotted line 36 in Fig. 4.
See Fig. 6 and Fig. 7, this prism 4 is irregular quadrangular structure, it it is the long square column with cutting face, there is incidence surface 41, exiting surface 42, is connected to end face 43 and the bottom surface 44 being connected between this incidence surface 41 and far-end of exiting surface 42 and two sides (not shown) between this incidence surface 41 and near-end of exiting surface 42.Wherein, end face 43 and bottom surface 44 are perpendicular to incidence surface 41, and exiting surface 42 is θ with the angle of bottom surface.In one embodiment of the invention, θ angle is 55 °, and correspondingly, the angle between incidence surface 41 and exiting surface 42 is 35 °；End face 43 is the rectangle of 16.5 mm * 16 mm；Bottom surface is the rectangle of 29.5 mm*16 mm；The height dimension of prism 4 is 18.5 mm, say, that incidence surface 41 a size of 18.5mm × 16mm；Incidence surface 41 and the near-end of exiting surface 42 are spaced apart 16.5mm, far-end is spaced apart 29.5mm.
Seeing Fig. 1 to Fig. 3, the Narrow-light-beam airport taxi track central line lamp of the present invention is axisymmetric revolution structure, and base 1, upper cover 5 and the two above-mentioned arrow beam of lights of set including cooperating go out photosystem.This base 1 and upper cover 5 cooperatively form and can accommodate this arrow beam of light and go out the cavity of photosystem, base 1 are also provided with light-emitting window 12 in both sides, with the exiting surface of corresponding a set of arrow beam of light light distributing system respectively.
Described two set arrow beam of lights go out the photosystem axis A axial symmetry distribution along this base 1, and often the angle of axis C and the axis A of this base 1 of the paraboloid structure that set arrow beam of light goes out the reflector 3 in photosystem is 60 °.
The incidence surface 41 of prism 4 is apart from the edge one setpoint distance d of this reflector 3.In one embodiment of the invention, the distance between the summit of the paraboloid of this light source 2 and reflector 3 is 2.8mm；This setpoint distance d is 5.7mm；Preferably, light source 2 is LED light source, and in other embodiments, light source 2 can also be other kinds of light fixture, such as: halogen tungsten lamp.
See Fig. 8, use the arrow beam of light light distributing system of the present invention, light distribution angle: ICAO:H: ± 3.5 °, V:1～8 ° (yellow, green)；Light intensity requirement: ICAO: average intensity >=200cd(is yellow, green).
Compared with prior art, the arrow beam of light of the present invention goes out photosystem and Narrow-light-beam airport taxi track central line lamp, can be with outgoing arrow beam of light by the special construction of the position relationship between light source, reflector and prism and reflector；Can save coloured glass or light filter, integrated cost drops to the lowest, and can ensure that the stability of light fixture long-term work.It addition, light source has green, yellow, red optional, by the selection of color, can apply to taxiway center line light, stopping bank light or observation and pass through bank light.
It should be noted that consider suitable processing/alignment error scope, the deviation range of above-mentioned all sizes can be at ± 1mm, it is preferable that for ± 0.5mm, it is highly preferred that be ± 0.1mm.The above-mentioned angled deviation range of institute can be at ± 0.5 °, it is preferable that for ± 0.1 °.
Foregoing; it is only presently preferred embodiments of the present invention; it is not intended to limit embodiment of the present invention; those of ordinary skill in the art are according to the central scope of the present invention and spirit; corresponding flexible or amendment can be carried out very easily, therefore protection scope of the present invention should be as the criterion with the protection domain required by claims.
Claims (10)
1. an arrow beam of light goes out photosystem, it is characterised in that including: a light source, has parabola revolution body
One reflector of structure and a prism；This reflector is to have half along the cutting of face, place, paraboloid axis
Individual paraboloid shape, described reflector has reflecting surface, outer surface, edge, tangent plane and summit,
Described edge is circular arc；This light source is positioned in the tangent plane of this reflector, the axis of this light source and this reflection
The axis of the paraboloid structure of device is perpendicular；This prism is irregular quadrangular structure, and it has and relatively sets
The incidence surface allowing the light of this light source inject put and the exiting surface that the light of this light source can be allowed to penetrate,
This incidence surface and the axis parallel of this light source.
2. go out photosystem according to arrow beam of light described in claim 1, it is characterised in that described prism go out light
Face is 35 ± 0.5 ° with the angle of incidence surface.
3. go out photosystem according to the arrow beam of light described in claim 1, it is characterised in that this light source is LED light
Source.
4. go out photosystem according to the arrow beam of light described in claim 1, it is characterised in that this prism is tempering glass
Glass prism.
5. a Narrow-light-beam airport taxi track central line lamp, including the base cooperated and a upper cover, it is special
Levy and be, also include that two sets arrow beam of light as described in any one of Claims 1-4 goes out photosystem, this base
Cooperatively forming with upper cover and can accommodate this arrow beam of light and go out the cavity of photosystem, two described set arrow beam of lights go out photosystem
Along the axis axial symmetry of this base, often set arrow beam of light goes out in the paraboloid structure of the reflector in photosystem
Axis is 60 ± 0.5 ° with the angle of this base center axis line.
6. according to the Narrow-light-beam airport taxi track central line lamp described in claim 5, it is characterised in that this reflection
Device with focal length be 3 ± 1mm, height be the parabola of 15 ± 1mm be that bus rotates.
7. according to the Narrow-light-beam airport taxi track central line lamp described in claim 5, it is characterised in that this light source
And the distance between the summit of the paraboloid of this reflector is 2.8 ± 1mm.
8. according to the Narrow-light-beam airport taxi track central line lamp described in claim 5, it is characterised in that this prism
Incidence surface and this reflector edge between setpoint distance be 5.7 ± 1mm.
9. according to the Narrow-light-beam airport taxi track central line lamp described in claim 5, it is characterised in that this prism
Incidence surface a size of [18.5 ± 1mm] × [16 ± 1mm].
10. according to the Narrow-light-beam airport taxi track central line lamp described in claim 9, it is characterised in that this rib
The incidence surface of mirror is with the near-end of exiting surface is spaced apart 16.5 ± 1mm, far-end is spaced apart 29.5 ± 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110454241.XA CN103185296B (en) | 2011-12-30 | Arrow beam of light goes out photosystem and Narrow-light-beam airport taxi track central line lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110454241.XA CN103185296B (en) | 2011-12-30 | Arrow beam of light goes out photosystem and Narrow-light-beam airport taxi track central line lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103185296A CN103185296A (en) | 2013-07-03 |
| CN103185296B true CN103185296B (en) | 2016-12-14 |
Family
ID=
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2054597C1 (en) * | 1994-03-04 | 1996-02-20 | Специальное конструкторско-технологическое бюро световых и светосигнальных приборов акционерного общества "Электролуч" | Airfield flush light |
| EP0898680B1 (en) * | 1996-05-23 | 2001-11-21 | Siemens Aktiengesellschaft | flush lighting device with spatial light distribution |
| CN201507848U (en) * | 2009-09-17 | 2010-06-16 | 复旦大学 | LED airfield taxi-track center line lamp optical system |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2054597C1 (en) * | 1994-03-04 | 1996-02-20 | Специальное конструкторско-технологическое бюро световых и светосигнальных приборов акционерного общества "Электролуч" | Airfield flush light |
| EP0898680B1 (en) * | 1996-05-23 | 2001-11-21 | Siemens Aktiengesellschaft | flush lighting device with spatial light distribution |
| CN201507848U (en) * | 2009-09-17 | 2010-06-16 | 复旦大学 | LED airfield taxi-track center line lamp optical system |
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|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20181230 |