CN104456274B - Light emitting diode (LED) street lamp - Google Patents

Light emitting diode (LED) street lamp Download PDF

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Publication number
CN104456274B
CN104456274B CN201310429051.1A CN201310429051A CN104456274B CN 104456274 B CN104456274 B CN 104456274B CN 201310429051 A CN201310429051 A CN 201310429051A CN 104456274 B CN104456274 B CN 104456274B
Authority
CN
China
Prior art keywords
reflector
led
road surface
street lamp
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201310429051.1A
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Chinese (zh)
Other versions
CN104456274A (en
Inventor
李欢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Karent Lighting Solutions Co ltd
Original Assignee
GE Lighting Solutions LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GE Lighting Solutions LLC filed Critical GE Lighting Solutions LLC
Priority to CN201310429051.1A priority Critical patent/CN104456274B/en
Priority to AU2014224143A priority patent/AU2014224143A1/en
Priority to KR20140124337A priority patent/KR20150032504A/en
Publication of CN104456274A publication Critical patent/CN104456274A/en
Application granted granted Critical
Publication of CN104456274B publication Critical patent/CN104456274B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design
    • F21V7/06Optical design with parabolic curvature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/08Lighting devices intended for fixed installation with a standard
    • F21S8/085Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0045Fastening of light source holders, e.g. of circuit boards or substrates holding light sources by tongue and groove connections, e.g. dovetail interlocking means fixed by sliding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0025Combination of two or more reflectors for a single light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design
    • F21V7/09Optical design with a combination of different curvatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10Outdoor lighting
    • F21W2131/103Outdoor lighting of streets or roads
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2101/00Point-like light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention relates to a light emitting diode (LED) street lamp. The LED street lamp comprises an LED lamp body and a reflector assembly, the reflector assembly comprises a pair of cambered reflectors which are symmetrically and oppositely arranged, each cambered reflector is design to be provided with a continuous parabolic curved surface in the direction parallel to a road surface, and the cambered reflectors are used for reflecting light emitted by the LED lamp body so that the light can be reflected and then illuminate a designated area in the direction parallel to the road surface. According to the LED street lamp, most of the light emitted by the LED lamp body can be reflected into the designated area of the road surface area at a time, on one hand, luminous efficiency of a system is improved, and on the other hand, the requirement for light distribution of an actual road is met.

Description

Light emitting diode road lamp
Technical field
The present invention relates to street lamp, more particularly to one kind application light emitting diode(Light-emitting diode, LED)Make For the street lamp of light source.
Background technology
LED as a kind of novel illumination light source, with its long-life, specular removal, how photochromic and once light-distribution directional illumination work( Can, many advantages such as can work under safe voltage, become the development trend of light source of new generation.But, existing LED street lamp is matched somebody with somebody Light curve is similar to conventional lighting sources, in wide-angle circumference normal distribution, and the illumination of hot spot by middle section outwards decay comparatively fast, Luminous intensity distribution design aspect has that irradiated area is little, and distal end illumination is low, it is difficult to meet the problem that pavement of road irradiation is required.One side Face, irradiation distance of the light source in the parallel direction of road surface is short, forms what is cannot illuminated on the road surface between adjacent street lamp hot spot Darkly band;On the other hand, and some light can not be radiated on road surface, but longitudinal direction irradiation, be wasted in roadside illumination On.Meanwhile, the uniformity of illuminance of existing LED street lamp also has enough ideals, and this not only causes the waste of the energy, also to driving at night Very big inconvenience is brought, potential safety hazard is generated.
To solve the above problems, existing way is that a kind of optical lens of design makees luminous intensity distribution design for LED/light source.By this Lens make change to the light emission direction of LED/light source so as to which the direction of propagation shifts, to eliminate the moon between adjacent spots Shadow, forms a rectangular light belt on road surface, reaches raising lamp lighting utilization rate, it is ensured that the mesh of driving at night safety 's.
But, do luminous intensity distribution design for LED/light source using optical lens and there are many shortcomings:1st, the LED/light source of different qualities The optical lens of adapted difference Qu Guangdu is needed, the interchangeability between lens and LED/light source is bad;If the 2, using glass material Lens are made, processed complex, cost is higher, and lens are made using PC resin and there are life problems, the phase that generally uses does not surpass Spend 1 year.If directly can also mismatch with integrated packaging LED/light source using traditional lampshade, many shortcomings are produced;3rd, light source Energy be not irradiated to completely in the effective coverage on road surface, the irradiation distance in the parallel direction of road surface is shorter, illumination it is equal Evenness is not ideal enough.
It is therefore desirable to provide a kind of new LED street lamp to solve the above problems.
The content of the invention
The basic comprehension of the one or more aspects in order to the present invention of the present invention is concluded now, and the wherein conclusion is not The extensive overview of the present invention, and be not intended to identify some key elements of the present invention, also it is not intended to mark its scope.Conversely, The main purpose of the conclusion is to present that some concepts of the present invention are presented with reduced form before more detailed description below.
One aspect of the present invention is to provide a kind of LED street lamp.The LED street lamp includes LED and reflector assembly, should Reflector assembly includes a pair curved surface reflectors being symmetrically oppositely arranged, and each curved surface reflector is along the side parallel with road surface It is upwards the design of continuous parabolic surface, for reflecting the light of LED transmitting, so that light is exposed to and road after reflection In the designated area of face parallel direction.
In some designs, further, each curved surface reflector is continuous along on the direction vertical with road surface The asymmetrical cambered design in left and right, and the LED in each curved surface reflector is arranged on the arc side back to road surface, So that light is reflexed in the designated area with road surface vertical direction by the arc side in the cat's whisker face.
Another aspect of the present invention is to provide a kind of LED street lamp.The LED street lamp includes being provided with the backboard of LED And for the reflector module of reflected light, the reflector module includes several reflector assemblies, each reflector assembly includes Symmetrically it is oppositely arranged for a pair in the curved surface reflector of the backboard both sides, each curved surface reflector is along the direction parallel with road surface It is upper to design for continuous parabolic surface, for reflecting the light of LED transmitting, so that light is exposed to and road surface after reflection In the designated area of parallel direction.
Compared to prior art, the LED street lamp of the present invention is provided with the curved surface reflector of symmetrical opposite configuration, and each Curved surface reflector is continuous parabolic surface design along on the direction parallel with road surface, for reflecting the light of LED transmitting, So that light is exposed in the designated area with road surface parallel direction after reflection.By the way that reflector is designed to into continuous throwing Thing curved surface, can make the light overwhelming majority of the LED in addition to shining directly into the light portion on road surface by primary event Road surface can be shone directly into specify in interval, it is to avoid light loss, drastically increase the light efficiency of system, and the irradiation of light Distance can be designed to very long, can meet the needs of real road luminous intensity distribution.Some design in, each curved surface reflector along It is the asymmetrical cambered design in continuous left and right on the direction vertical with road surface, and the LED in each curved surface reflector Lamp is arranged on the arc side back to road surface, so that light is reflexed to and road surface vertical direction by the arc side in the cat's whisker face Designated area in.Thus, most illumination can be made to be mapped on road surface, and avoid being irradiated in the region in roadside.Additionally, this Invention LED street lamp can be designed for modularity, and its freely installs or removes one or more reflector assemblies, and then satisfaction is not shared the same light Strong luminous intensity distribution needs, very convenient.
Description of the drawings
By combining accompanying drawing for embodiments of the present invention are described, the present invention is may be better understood, in accompanying drawing In:
Fig. 1 is the schematic diagram when better embodiment of LED street lamp of the present invention is applied to road surface.
Fig. 2 is the schematic perspective view of the better embodiment of a side reflector module of LED street lamp of the present invention.
Fig. 3 is the schematic perspective view of Fig. 2 other directions.
Fig. 4 is the side schematic view of side reflector assembly in Fig. 2.
Fig. 5 is the top view of Fig. 2.
Fig. 6 is the side view of Fig. 2.
Fig. 7 is distribution curve flux figure when LED street lamp of the present invention is applied to concrete road surface.
Fig. 8 is the top view of another better embodiment of a side reflector module of LED street lamp of the present invention.
Fig. 9 be LED street lamp of the present invention side reflector assembly corresponding to backboard better embodiment schematic diagram.
Figure 10 is the schematic diagram of another better embodiment of LED street lamp of the present invention.
Specific embodiment
The specific embodiment of the present invention explained below, it should be pointed out that in the specific descriptions of these embodiments During, in order to carry out brief and concise description, this specification can not possibly be made in detail to all features of actual embodiment Most description.It is to be understood that in the actual implementation process of any one embodiment, as in any one work During journey project or design object, in order to realize the objectives of developer, in order to meet system it is related or business The related restriction of industry, can usually make various concrete decision-makings, and this also can be from a kind of embodiment to another kind of enforcement Change between mode.Although moreover, it is to be understood that effort done in this development process is probably complexity And it is tediously long, but for one of ordinary skill in the art related to present disclosure, in the disclosure Some designs carried out on the basis of the technology contents of exposure, the change such as manufacture or production is conventional technique means, no Should be understood to that content of this disclosure is insufficient.
Unless otherwise defined, the technical term or scientific terminology used in claims and specification should be this The ordinary meaning that the personage with general technical ability is understood in bright art.Present patent application specification and power " first ", " second " and similar word used in sharp claim is not offered as any order, quantity or importance, and It is used only to distinguish different parts.The similar word such as " one " or " one " is not offered as quantity restriction, but represents Have at least one." including ", either the similar word such as "comprising" meant to occur in " including " or the element before "comprising" Either object covers the element or object and its equivalent element for occurring in " including " either "comprising" presented hereinafter, it is not excluded that Other elements or object." connection " either the similar word such as " connected " is not limited to physics or machinery connection, And can be including electric connection, either directly still indirectly.
Fig. 1 is refer to, is the schematic diagram when better embodiment of LED street lamp of the present invention 10 is applied to road surface 20.In order to Convenient explanation, only illustrates four LED street lamps 10 in figure, two of which is located at the side 21 on road surface 20, and two other is located at road The opposite side 22 in face 20, actual street lamp quantity can set as needed.The LED street lamp 10 includes lamp stand 11, backboard 12 and right Title is arranged at the reflector module 13 of the both sides of backboard 12.
The lamp stand 11 is used to support street lamp main body, usually straight stock, but may be designed as being top gently towards road The structure of the inclined structure in face side or other concrete road conditions of cooperation.The backboard 12 is used for mounted LED lamp and other control circuits, The LED street lamp 10 is also possible that other elements, such as radiator.Due to the control circuit on lamp stand 11, backboard 12 and radiating The elements such as device are not the emphasis of the present invention, therefore are not specifically described in detail here.As an example, in the present embodiment, it is somebody's turn to do Backboard 12 includes a pair of backboards, corresponds to install the symmetrically arranged reflector module 13, in other embodiment, this pair respectively Backboard 12 can also be integrated into one piece of single backboard, install the symmetrically arranged reflector module 13 in both sides respectively.
The street lamp 10 of present embodiment when mounted, need to make the both wings of the reflector module 13 parallel to the direction on road surface 20 Arrange(See diagram), so that the light of the reflection of reflector module 13 is irradiated respectively along the both sides road surface direction of lamp stand 11. Because the structure on two sides of the symmetrically arranged reflector module 13 is identical, paragraphs below only for reflector module 13 its Middle side is described.
Please collective reference Fig. 2 and Fig. 3, be the better embodiment of the side of reflector module 13 in two different directions Schematic perspective view.In present embodiment, the side of the reflector module 13 includes three parallel reflector assemblies being mounted side by side 131 half part, opposite side is designed therewith for symmetrical structure, i.e., including this three parallel reflector assemblies being mounted side by side 131 another half part, is described in detail here only for a wherein half part, and second half is then repeated no more.In other realities In applying mode, the quantity of the reflector assembly 131 can be adjusted according to actual needs, such as one, two or three Below, this design makes the reflecting system of street lamp realize modular configuration, that is, be added as needed on or reduce corresponding To constitute different modularity reflector modules 13, reflector assembly 131 thereon can arbitrarily be torn open the reflector assembly 131 of quantity Unload or assemble, for example, realized by buckle structure, it is very convenient, it is suitable for the lighting demand of different location.For example, brightness demand Low occasion only needs a reflector assembly 131 or requirement is met only by side reflector assembly 131, and cost-effective. And the high occasion of brightness demand may need multiple reflector assemblies 131, as long as pacifying multiple reflector assemblies 131 are parallel side by side Dress can be assembled into the reflector module 13 of required luminous intensity distribution demand, very convenient.
In order to improve system light efficiency, each reflector assembly 131 be designed as a pair symmetrical opposite curved surface reflectors and Inwall 1311 is set to reflective surface, and present embodiment is the design of complete mirror-reflection, realizes for example with vacuum aluminium plating process anti- Light is designed, and its reflectivity is higher and price is relatively low.In other embodiment, also can be using other specular material surface treatment works Skill, such as plating, polishing spray reflecting medium film etc..LED 121 is arranged on backboard 12 and positioned at each reflector The inside of component 131, a light part for the transmitting of LED 121 is shone directly on road surface 20, and another part then passes through inwall 1311 reflective surface is irradiated on road surface 20 after reflection, and the reflective surface that inwall of the present invention 1311 is arranged can cause LED 121 In the designated area that the light of transmitting exposes to the side of road surface 20 after reflection, i.e., distribution curve flux is located in the designated area.
It is the side curved surface reflector of a reflector assembly 131 in the parallel direction of road surface 20 please continue to refer to Fig. 4 Side schematic view.To realize the setting requirements of the reflective surface of above-mentioned inwall 1311, the inwall 1311 of the reflector assembly 131 along Continuous off-axis parabolic surface shape is designed on the direction parallel with road surface 20, the shape of the off-axis parabolic surface is basis What the reflection law of light was calculated.That is, along on the direction parallel with road surface 20, the light irradiation of LED 121 And it is that the shape of off-axis parabolic surface according to specific design is determined to reflex to the irradiation distance d of the designated area on road surface 20 , for example can set irradiation distance d as the height of lamp stand 11 three times or five times or higher, to meet the need of real road luminous intensity distribution Will.In infinite embodiment, the off-axis parabolic surface of the inwall 1311 can pass through curve fitting algorithm based on some The outline line for calculating is constituted, and specific curve fitting algorithm is prior art, is not specifically described here.Due to the irradiation away from Corresponding off-axis parabolic surface can be designed by reflection law according to actual needs from d, be thus greatly improved the spirit of luminous intensity distribution Activity.Further, since the inwall 1311 of the reflector assembly 131 has been designed to continuous off-axis parabolic surface, it makes LED The 121 light overwhelming majority in addition to shining directly into the light portion on road surface 20 are by direct irradiation by primary event To road surface 20 it is specified interval in, it is to avoid light loss, drastically increase the light efficiency of system.
Please collective reference Fig. 5 and Fig. 6, the respectively top view of the side of reflector module 13 and in the vertical direction of road surface 20 Side schematic view.In present embodiment, the inwall 1311 of the side curved surface reflector of each reflector assembly 131 is in Yan Lu It is the asymmetrical cambered design in continuous left and right in the vertical direction in face 20, and the LED in each reflector assembly 131 Lamp 121 is arranged on the arc side back to road surface, so that light reflexes to specifying for road surface by the arc side in the cat's whisker face In region.The benefit of so design is that most illumination can be made to be mapped on road surface, so as to avoid being irradiated to the region in roadside It is interior.Road surface herein refers to the road surface of the road for needing light to irradiate, and roadside refers to that both sides of the road are not usually required to irradiation Region, such as afforest region.In some embodiments, in order to simplify manufacturing process, each reflector can also be designed The inwall 1311 of the side curved surface reflector of component 131 is symmetrical cambered design in the vertical direction along road surface 20, But light now is by the roadside region for having partial illumination.
Fig. 7 is refer to, is distribution curve flux figure when LED street lamp of the present invention 10 is applied to concrete road surface.By above-mentioned on edge The parabolic surface in the parallel direction and vertical direction on road surface 20 inwall 1311 of each reflector assembly 131 being carried out respectively And the asymmetrical cambered design in left and right, LED street lamp of the present invention 10 can be made to shine at a distance to both sides in the parallel direction along road surface 20 Penetrate(See Fig. 4), the distance of irradiation may be provided at more than five times of pole height, between the hot spot for ensureing two neighboring street lamp 10 Shadow-free.In addition, LED street lamp of the present invention 10 can be made along the vertical parallel to the irradiation of road center direction of road surface 20(See Fig. 6), And avoid being irradiated to roadside region, substantially increase the utilization rate of light.Can be seen from the distribution curve flux of Fig. 7, light not only edge The lateral telecurie irradiation of lamp stand two, but also to Lu Zhizheng irradiation, greatly improve the photograph that light efficiency also meets pavement of road Penetrate requirement.If necessary to the bigger light area of scope, as long as correspondence increases modular reflector assembly 131.Therefore, No matter in the flexibility of irradiation distance, uniformity of illuminance or light intensity adjustment, LED street lamp of the present invention 10 all has than conventional road lamp Larger lifting.
For LED 121 position setting be finely adjusted also dependent on different luminous intensity distribution demands, such as Fig. 8 illustrate with Fig. 5 different embodiments.In the embodiment of Fig. 8, the LED 121 has been installed in centered position.LED 121 Position is typically fixed on pcb board, and pcb board is typically fixed on backboard 12.In order to realize convenient adjustment LED Lamp 121, Fig. 9 gives the schematic diagram of another embodiment, and chute 123 is provided with the backboard 12, mounted LED lamp 121 Pcb board 122 can be slidably mounted on the chute 123, for example, slide into a, b, c any position.So, on the one hand, the LED 121 position can be achieved by adjusting position of the pcb board 122 on chute 123;On the other hand, can also be easily Pcb board 122 is changed, because sometimes pcb board can break down, or need to change the LED 121 of different capacity, to meet not With the luminous intensity distribution demand of lighting power.In addition, LED 121 herein be also not only limited to LED/light source, or other Suitable for the other types light source of reflector module of the present invention, only referred to LED this term here all such applicable Light source, especially including LED/light source itself.
Figure 10 is refer to, is the schematic diagram of another better embodiment of LED street lamp of the present invention 10.Reality compared to Fig. 1 Apply mode, the design of the pronotum 12 that the embodiment of Figure 10 is eliminated, and directly the reflector module 13 has been designed to into the back of the body Backrest symmetrical structure, the design of other parts is similar to the embodiment of Fig. 1, repeats no more here.The LED roads of present embodiment Lamp can be applied in the occasion for only needing to hang, for example, be arranged on the top 15 in mountain tunnel.In infinite embodiment, Top 15 can be directly fixed in by connector 14, and without the need for lamp stand, the connector 14 is additionally operable to be provided to LED Power supply and corresponding control signal.In order to coordinate specific installation requirement, LED street lamp of the present invention 10 also to carry out other and be adapted Structural modification, no longer illustrate one by one here.
Although describing the present invention with reference to specific embodiment, it will be appreciated by those skilled in the art that Can be so that many modifications may be made and modification to the present invention.It is therefore contemplated that, being intended to of claims is covered in the present invention All such modifications and modification in true spirit and scope.

Claims (8)

1. a kind of LED street lamp, including LED and reflector assembly, it is characterised in that:The reflector assembly includes a pair symmetrical phases To the curved surface reflector for arranging, each curved surface reflector is that continuous parabolic surface sets along on the direction parallel with road surface Meter, for reflecting the light of LED transmitting, so that light exposes to the designated area with road surface parallel direction after reflection Interior, each of which curved surface reflector is the asymmetrical cambered design in continuous left and right along on the direction vertical with road surface, and LED in each curved surface reflector is arranged on the arc side back to road surface, so that light is by the cat's whisker face Arc side is reflexed in the designated area with road surface vertical direction.
2. LED street lamp as claimed in claim 1, wherein LED are arranged on the both sides of a backboard, this pair of curved surface reflector point It is not arranged at the both sides of the backboard.
3. LED street lamp as claimed in claim 2, wherein the backboard is provided with sliding groove, LED is arranged on by pcb board On the sliding groove, and the pcb board can be moved in the sliding groove.
4. LED street lamp as claimed in claim 1, the curve form of each of which curved surface reflector is by song based on some What the outline line that line fitting algorithm is calculated was constituted.
5. LED street lamp as claimed in claim 1, wherein the curved inner wall of the curved surface reflector is complete mirror-reflection setting Meter.
6. a kind of LED street lamp, including the backboard for being provided with LED and the reflector module for reflected light, it is characterised in that:Should Reflector module includes several reflector assemblies, and each reflector assembly is symmetrically oppositely arranged in the backboard both sides including a pair Curved surface reflector, each curved surface reflector is the design of continuous parabolic surface along on the direction parallel with road surface, is used for The light of reflection LED transmitting, so that light is exposed in the designated area with road surface parallel direction, wherein often after reflection One curved surface reflector is the asymmetrical cambered design in continuous left and right along on the direction vertical with road surface, and positioned at each LED in curved surface reflector is arranged on the arc side back to road surface, so that light is anti-by the arc side in the cat's whisker face It is mapped in the designated area with road surface vertical direction.
7. LED street lamp as claimed in claim 6, wherein described several reflector assemblies are parallel to be mounted side by side on the backboard On.
8. LED street lamp as claimed in claim 6, wherein the reflector module is detachable or to assemble wherein one or more anti- Emitter assemblies.
CN201310429051.1A 2013-09-18 2013-09-18 Light emitting diode (LED) street lamp Expired - Fee Related CN104456274B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201310429051.1A CN104456274B (en) 2013-09-18 2013-09-18 Light emitting diode (LED) street lamp
AU2014224143A AU2014224143A1 (en) 2013-09-18 2014-09-15 Led road lamp
KR20140124337A KR20150032504A (en) 2013-09-18 2014-09-18 Led road lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310429051.1A CN104456274B (en) 2013-09-18 2013-09-18 Light emitting diode (LED) street lamp

Publications (2)

Publication Number Publication Date
CN104456274A CN104456274A (en) 2015-03-25
CN104456274B true CN104456274B (en) 2017-04-12

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CN (1) CN104456274B (en)
AU (1) AU2014224143A1 (en)

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Publication number Priority date Publication date Assignee Title
CN108916717B (en) * 2018-07-26 2021-05-11 广东洲明节能科技有限公司 Lamp fitting
CN111120913B (en) * 2019-12-31 2021-09-10 深圳市裕富照明有限公司 Lighting lamp

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Publication number Priority date Publication date Assignee Title
ATE535754T1 (en) * 2007-07-26 2011-12-15 Innolumis Public Lighting B V STREET LIGHTING ARRANGEMENT
CN101520158B (en) * 2009-04-10 2011-09-28 浙江晶日照明科技有限公司 Reflective cup and manufacturing method thereof
KR20100120033A (en) * 2009-05-04 2010-11-12 주식회사 프리마텍 Light emitting diode lamp for controlling hue
US20120201034A1 (en) * 2009-09-25 2012-08-09 Chia-Mao Li Wide-Range Reflective Structure
CN101881416A (en) * 2010-06-25 2010-11-10 绵阳市美兆电子有限公司 Reflecting and light distributing system of high-power LED street light
CN202017997U (en) * 2011-04-27 2011-10-26 陈俊峰 Integrated reflecting hood
CN103017031B (en) * 2012-12-05 2015-11-25 京东方科技集团股份有限公司 Light-emitting device, backlight module and display device

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CN104456274A (en) 2015-03-25
AU2014224143A1 (en) 2015-04-02

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