CN201628175U - Light-distributing reflector of LED light source street lamp - Google Patents
Light-distributing reflector of LED light source street lamp Download PDFInfo
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- CN201628175U CN201628175U CN2009203503420U CN200920350342U CN201628175U CN 201628175 U CN201628175 U CN 201628175U CN 2009203503420 U CN2009203503420 U CN 2009203503420U CN 200920350342 U CN200920350342 U CN 200920350342U CN 201628175 U CN201628175 U CN 201628175U
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- light source
- reflector
- led light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model provides a light-distributing reflector of an LED light source street lamp, which comprises a plurality of modular LED light sources and a plurality of non-spherical reflection groups, wherein each modular LED light source and the correspondent reflector curved surface both adopt non-spherical structure; the reflecting surface is rectangular, trapezoid or a combination thereof; the curved surfaces of the light-distributing reflector are all coated with high-reflectivity medium films or metal films, and each modular LED light source is arranged in the center or on the two sides of the non-spherical reflector. The utility model has the benefits that the light-distributing reflector effectively prevents the axial light emission of LED, achieves ideal light-distributing effect of rectangular light spot of the LED lamp, enhances the lighting effect in the practical application, effectively solves the technical problem of poor light-concentrating and lighting effects in the traditional LED modular light source street lamp, and has the characteristics of low energy consumption, environmental friendliness, long service life and remarkable social and economic benefits.
Description
Technical field
The utility model relates to a kind of lamp fittings, relates in particular to a kind of led light source road lamp light distribution reflector.
Background technology
In recent years, the contradiction of economic development and resource environment is sharp-pointed day by day, and the energy-saving and emission-reduction problem has become China's sustainable economic development and the offspring's that benefits future generations an important engineering.At present, along with the maturation of led chip and packaging technology, energy-saving and environmental protection, life-span length are the distinguishing features of LED, and its LED solid-state illumination has become current trend; In application facet, particularly aspect the module LED road lighting, the characteristic of the cosine radiation that LED is luminous with existing optically focused Lamp cup technology, is difficult to obtain desirable light distribution effect, is difficult to satisfy the requirement of road illuminating lamp product.
The utility model content
At above defective, the purpose of this utility model provides a kind of energy-conserving and environment-protective, can effectively solve LED light-emitting axis tropism problem, rational in infrastructure, the led light source road lamp light distribution reflector that strengthened the actual illumination effect, to solve many deficiencies of prior art.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of led light source road lamp light distribution reflector comprises plurality of module type led light source and aspheric surface reflection group, and module group type LED light source constitutes different angles with aspheric surface reflector end plane and cooperates; Each module group type LED light source and corresponding reflector curved surface are non-spherical structure, each module group type LED light source and corresponding reflection group constitute the reflector of one dimension or two-dimensional symmetric, each module group type LED light source and four module reflector end plane included angles constitute 0 ° of-60 ° of scope, and light source can constitute new reflector group around four module reflector end plane normals, 0 ° of-± 45 ° of angle of rotation; Described reflection aspect is shaped as rectangle, trapezoidal, or rectangle combines with trapezoidal, and rectangle part of this reflection aspect is long to be 100mm-500mm, and wide is 100mm-400mm; The bottom of trapezoidal portions is 100mm-500mm, last bottom side length 100mm-400mm, and the luminous intensity distribution reflector degree of depth is 10mm-50mm; The power of each LED die set light source is 30W-100W, and the curved surface of this luminous intensity distribution reflector all is coated with high inverse medium film or the metal film of 380nm-780nm; Each LED die set light source is arranged at aspheric surface reflector center or both sides; The led light source street lamp forms uniform rectangle, the illumination of trapezoidal or fan-shaped hot spot through the luminous intensity distribution reflector.
Compared with prior art, the beneficial effect of led light source road lamp light distribution reflector described in the utility model is:
(1) by light distribution device structure innovation design high order aspheric surface reflector, launch to specific direction with the form of even light after making the LED axial pencil by light distribution device, can reach remarkable result, efficiently solve LED light-emitting axis tropism problem, make the LED light fixture realize comparatively desirable rectangle spot light distribution effect;
(2) change by light distribution device high order aspheric surface and lamp installation direction, light beam thinks that with the form of even light specific direction launches after by this light distribution device, and can be consistent with the direction coupling that road lighting needs, make that the road lighting effect is even more ideal, strengthened the actual illumination effect;
(3) efficiently solve the technical barrier of LED die set light source street lamp optically focused and illuminating effect difference, meet or exceed illumination level light fixture product lighting engineering index request and practical effect;
(4) have energy-saving and environmental protection, long characteristics of life-span, have remarkable social benefit and economic benefit.
Description of drawings
According to embodiment and accompanying drawing the utility model is described in further detail below.
Fig. 1 is the main pseudosection of the described led light source road lamp light distribution of one of the utility model embodiment reflector;
Fig. 2 is the main TV structure schematic diagram of the two described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 3 is the reflecting layer distribution schematic diagram of the two described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 4 is the vertical view of the two described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 5 is the main TV structure schematic diagram of the three described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 6 is the vertical view of the three described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 7 is the main TV structure schematic diagram of the four described led light source road lamp light distribution reflectors of the utility model embodiment;
Fig. 8 is the vertical view of the four described led light source road lamp light distribution reflectors of the utility model embodiment.
Among the figure:
11, echo area; 12, echo area; 13, echo area; 14, echo area;
21, reflection aspect; 22, reflection aspect; 23, reflection aspect; 24, reflection aspect; 25, reflection aspect; 26, reflection aspect; 27, reflection aspect; 28, reflection aspect; 29, reflection aspect; 30, reflection aspect; 31, reflection aspect;
41, light source; 42, light source; 43, light source; 44, light source.
The specific embodiment
Embodiment 1
As shown in Figure 1, led light source road lamp light distribution reflector described in the utility model, this reflector element assembly surface comprises echo area 11,12 and 13, and the base angle a1 angular range that is positioned at echo area 11 is 10 °-50 °, and the best can be set to 24 °; The reflection base angle a2 angular range of echo area 12 is 10 °-50 °, and the best can be set to 26 °, and this distinguishes 90 °-120 ° of another angle of reflection a4 angular ranges, and the best is set to 110 °; A3 is as a wherein angle of reflection of echo area 13, its angular range is that 10 ° of-50 ° of the bests can be set to 24 °, its mean camber L1 is the high order aspheric surface structure, launches to specific direction with the form of even light after making the LED axial pencil by light distribution device, can reach remarkable result; The yardstick of H1 is in the 150mm-250mm scope, and the best is 200mm, and the yardstick of H2 is in the 90mm-150mm scope, and best the yardstick of H3 is in the 90mm-150mm scope at 118mm, and the best is 105mm.
Embodiment 2
Shown in Fig. 2-4, led light source road lamp light distribution reflector described in the utility model, this multimode group reflector surface comprises by echo area 11,12,13 and 14 to be formed, b1, the b2, the b3 angular range that are positioned at echo area 13 are all at 10 °-50 °, the best can be set to 24 °, 26 °, 24 ° respectively, its drift angle b4 angular range is 90 °-120 °, and the best is set to 110 °; The curved surface M that is positioned at drift angle b2 one side is the high order aspheric surface structure, launches to specific direction with the form of even light after making the LED axial pencil by light distribution device, can reach remarkable result; This reflector has some reflecting layer, be followed successively by reflection aspect 21 respectively, reflection aspect 22, reflection aspect 23, reflection aspect 24, reflection aspect 25, reflection aspect 26, reflection aspect 27, reflection aspect 28, reflection aspect 29, reflection aspect 30 and reflection aspect 31, light source 41 is symmetricly set in by reflection aspect 21 with light source 42, reflection aspect 22, the upper half that reflection aspect 23 and reflection aspect 24 are formed, light source 43 is symmetricly set in the bottom half both sides of being made up of all the other reflecting layer with light source 44, change by light distribution device high order aspheric surface and lamp installation direction, light beam thinks that with the form of even light specific direction launches after by this light distribution device, and can be consistent with the direction coupling that road lighting needs.
Embodiment 3
Shown in Fig. 5-6, led light source road lamp light distribution reflector described in the utility model, this multimode group reflector surface comprises by echo area 11,12,13 and 14 to be formed, light source 41 and light source 42, light source 43 and light source 44, these two groups are arranged at the reflector center jointly as two light source groups respectively, by the change of light distribution device high order aspheric surface and lamp installation direction, light beam thinks that with the form of even light specific direction launches after by this light distribution device; C1, the c2, the c3 angular range that are positioned at echo area 13 are all at 10 °-50 °, and the best can be set to 24 °, 26 °, 24 ° respectively, and its base angle c4 angular range is 90 °-120 °, and the best is set to 110 °; The curved surface K that is positioned at drift angle c2 one side is the high order aspheric surface structure, launches to specific direction with the form of even light after making the LED axial pencil by light distribution device, can reach remarkable result.
Shown in Fig. 7-8, led light source road lamp light distribution reflector described in the utility model, this multimode group reflector surface comprises by echo area 11,12,13 and 14 to be formed, light source 41 is symmetricly set in the upper half both sides with light source 42, and light source 43 is symmetricly set in the bottom half both sides with light source 44; D1, the d2, the d3 angular range that are positioned at echo area 13 are all at 10 °-50 °, and the best is set to 24 °, 26 °, 24 ° respectively, and its base angle d4 angular range is 90 °-120 °, and the best is set to 110 °; The curved surface J that is positioned at drift angle d3 one side is the high order aspheric surface structure.
Claims (5)
1. led light source road lamp light distribution reflector, comprise plurality of module type led light source and aspheric surface reflection group, it is characterized in that: each module group type LED light source and corresponding reflector curved surface are non-spherical structure, the reflection aspect is shaped as rectangle, trapezoidal or rectangle combines with trapezoidal, the curved surface of this reflector all is coated with high inverse medium film or the metal film of 380nm-780nm, and the LED die set light source is arranged at aspheric surface reflector center or both sides.
2. led light source road lamp light distribution reflector according to claim 1 is characterized in that: each module group type LED light source and four module reflector end plane included angles are 0 °-60 °.
3. led light source road lamp light distribution reflector according to claim 1 is characterized in that: described module group type LED light source can constitute new reflector group around four module reflector end plane normals, 0 ° of-± 45 ° of angle of rotation.
4. led light source road lamp light distribution reflector according to claim 1 is characterized in that: the length of the rectangle part of described reflection aspect is 100mm-500mm, and wide is 100mm-400mm.
5. led light source road lamp light distribution reflector according to claim 1 is characterized in that: the bottom of the trapezoidal portions of described reflection aspect is 100mm-500mm, last bottom side length 100mm-400mm, and the luminous intensity distribution reflector degree of depth is 10mm-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203503420U CN201628175U (en) | 2009-12-25 | 2009-12-25 | Light-distributing reflector of LED light source street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203503420U CN201628175U (en) | 2009-12-25 | 2009-12-25 | Light-distributing reflector of LED light source street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628175U true CN201628175U (en) | 2010-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203503420U Expired - Fee Related CN201628175U (en) | 2009-12-25 | 2009-12-25 | Light-distributing reflector of LED light source street lamp |
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| CN (1) | CN201628175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2489641C1 (en) * | 2012-02-22 | 2013-08-10 | Юлия Алексеевна Щепочкина | Light-emitting diode lamp |
| RU2489639C1 (en) * | 2012-02-09 | 2013-08-10 | Юлия Алексеевна Щепочкина | Light-emitting diode lamp |
-
2009
- 2009-12-25 CN CN2009203503420U patent/CN201628175U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2489639C1 (en) * | 2012-02-09 | 2013-08-10 | Юлия Алексеевна Щепочкина | Light-emitting diode lamp |
| RU2489641C1 (en) * | 2012-02-22 | 2013-08-10 | Юлия Алексеевна Щепочкина | Light-emitting diode lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |