CN107830486A - A kind of S-shaped hill path LED street lamp - Google Patents
A kind of S-shaped hill path LED street lamp Download PDFInfo
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- CN107830486A CN107830486A CN201711272289.2A CN201711272289A CN107830486A CN 107830486 A CN107830486 A CN 107830486A CN 201711272289 A CN201711272289 A CN 201711272289A CN 107830486 A CN107830486 A CN 107830486A
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- street lamp
- light pipe
- led street
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- 239000000969 carrier Substances 0.000 claims description 11
- 230000008020 evaporation Effects 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 8
- 230000001678 irradiating effect Effects 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
- F21S9/035—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a kind of S-shaped hill path LED street lamp, including：One lamp stand, the heat abstractor being fixed on lamp stand, a guiding device and a main light source.Heat abstractor includes the fan blade device being sequentially connected and radiating outer tube, and the one end for the outer tube that radiates is provided with some through holes through its tube wall.Guiding device includes the guide-lighting light source and light pipe being sequentially connected, and light pipe is nested in radiating outer tube, and guide-lighting light source is connected with the one end of fan blade device away from radiating outer tube, and light pipe is connected through fan blade device with guide-lighting light source.Main light source is connected with the one end of light pipe away from fan blade device.The light of a part is used for irradiating the hill path of other parts by S-shaped hill path provided by the invention LED street lamp by guiding device, so the light sent from main light source can be caused to be fully utilized, and increase irradiation area, improves light source utilization rate.
Description
Technical field
The present invention relates to a kind of street lamp, specifically a kind of S-shaped hill path LED street lamp.
Background technology
At present most cities use LED road lamp system, but existing LED street lamp system power consumption is more, light efficiency is low and
Capacity usage ratio is very low, is a kind of very big waste.Its reason is that existing LED street lamp system does not make full use of LED
All luminous energy.Specifically LED is luminous in all directions, but existing LED street lamp system is all one side irradiation, so not
Only so that the light of the other one side of LED can not be utilized, also make it that the region of LED irradiation is small, whole piece can not be irradiated well
Road surface.Therefore reduce the capacity usage ratio of LED street lamp and make it that LED power consumption is more, power is big.In addition, current S-shaped hill path
Because the limitation of condition can only install solar power generation LED street lamp system, the power generation plate of in general solar street light is all fixed
Angle, due to blocking for massif, after the 12 noon or both sides of preceding massif only have illuminated on one side, so allow for street lamp
The solar recharging time deficiency, cause no enough electricity be used for light LED street lamp, therefore existing solar power generation
LED street lamp system brightness is not enough and fluorescent lifetime falls short of.
Therefore the S-shaped hill path LED roads for developing that a kind of irradiation area is wide, light source utilization rate is high, electricity is few and power is small are needed badly
Lamp.
The content of the invention
The defects of existing for prior art, the invention provides a kind of irradiation area is wide, light source utilization rate is high, electricity is few
And the S-shaped hill path LED street lamp that power is small.
The invention provides a kind of S-shaped hill path LED street lamp, including：One lamp stand, one be fixed on the lamp stand, which are radiated, to be filled
Put, a guiding device and a main light source.Heat abstractor includes the fan blade device being sequentially connected and the outer tube that radiates, outside the radiating
One end of pipe is provided with some through holes through its tube wall.Guiding device includes the guide-lighting light source and light pipe being sequentially connected, described
Light pipe is nested in the radiating outer tube, and the guide-lighting light source connects with the one end of the fan blade device away from the radiating outer tube
Connect, the light pipe is connected through the fan blade device with the guide-lighting light source.The main light source is with the light pipe away from described
One end connection of fan blade device.
Preferably, also gather comprising the photovoltaic system being fixed on the lamp stand, the photovoltaic system comprising a motor, one
Light device and a solar cell array plate, the motor can drive the solar cell array plate to rotate, and the concentrator can
Collect the light reflected on the wall of mountain.
Preferably, one end of the concentrator is connected with the second light pipe, second light pipe can be by the optically focused
Light guide on device is on the solar cell array plate.
Preferably, being also associated with a light-dividing device on the concentrator, the light-dividing device, which includes, is located at the concentrator
The first light splitting light source at both ends and the second light splitting light source.
Preferably, the light pipe and the flexible pipe that the radiating outer tube is adjustable degree of crook.
Preferably, also including a transparent heat pipe, the transparent heat pipe is located at one of the light pipe away from the fan blade device
End, the transparent heat pipe include an evaporation ends and a colling end, and the one side of the evaporation ends is connected with the light pipe, described
Colling end is connected with the radiating tube.
Preferably, the main light source is LED transparency carriers, multiple LEDs are installed on the LED transparency carriers, it is described
LED transparency carriers are located at one side of the evaporation ends away from the light pipe.
Preferably, second light pipe include an outer light pipe and one in light pipe, one end of the interior light pipe and
Concentrator connection, the other end of the interior light pipe are arranged in the outer light pipe, and the interior light pipe can be along described
The bearing of trend movement of outer light pipe.
Preferably, being provided with a hydraulic shifter unit on second light pipe, the hydraulic shifter unit includes one
Oil pocket, one is located at the oil inlet pipe of described oil pocket one end, and one is embedded in the piston in the oil pocket, a piston rod and is sheathed on institute
State the spring on piston rod, one end of the piston rod is connected with the piston, the other end of the piston rod with it is described interior
Light pipe is connected.
Preferably, include S-shaped hill path LED street lamp any in the claims 1-9, S-shaped hill path LED street lamp
Intersect ornaments road and following road above S-shaped hill path.
The light of a part is used for irradiating other parts by S-shaped hill path provided by the invention LED street lamp by guiding device
Hill path, so the light sent from main light source can be caused to be fully utilized, increase irradiation area, improve light source utilization rate.Utilize
Concentrator accepts those light being radiated on the wall of mountain guide-lighting to the irradiation of other positions, it is understood that will be original for concentrator
The light of waste, which is accepted to pass on other roads with the second light splitting light source by the first light splitting light source, to be irradiated.Collected by concentrator
Originally the luminous energy wasted, can improve the utilization rate of luminous energy, while the light that concentrator is collected is passed into it by light-dividing device
His direction is irradiated, and largely improves the range of exposures of S-shaped hill path LED street lamp.
Brief description of the drawings
Fig. 1 is the structural representation of the S-shaped hill path LED street lamp of a preferred embodiment of the present invention.
The structural representation of the photovoltaic system of the S-shaped hill path LED street lamp of Fig. 2 a preferred embodiment of the present invention.
Fig. 3 is the structural representation of the transparent heat pipe of the S-shaped hill path LED street lamp of a preferred embodiment of the present invention.
Fig. 4 is the state diagram after the second light pipe elongation of the S-shaped hill path LED street lamp of another preferred embodiment of the present invention.
Fig. 5 is the sectional view of the second light pipe of Fig. 4 S-shaped hill path LED street lamp.
Fig. 6 is the structural representation of the hydraulic shifter unit of the S-shaped hill path LED street lamp of another preferred embodiment of the present invention.
Fig. 7 is the schematic diagram of the S-shaped hill path LED street lamp system of another preferred embodiment of the present invention.
Embodiment
For the enabled feature and technology contents for being further understood that the present invention, refer to below in connection with the present invention specifically
Bright and accompanying drawing, but explanation herein is intended merely to the explanation present invention with accompanying drawing, rather than interest field of the invention is made any
Limitation.The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Below with reference to Fig. 1, Fig. 1 is the structural representation of the S-shaped hill path LED street lamp of a preferred embodiment of the present invention.S-shaped mountain
Paths of LEDs street lamp 10 includes a lamp stand 1, a heat abstractor 2, guiding device 3 and the main light source 4 being fixed on lamp stand 1.Key light
Source 4 is generally LED transparency carriers, can illuminate ground highway.Heat abstractor 2 includes the fan blade device 21 being sequentially connected and radiating
Outer tube 22, one end of radiating outer tube 22 are provided with some through holes 221 through its tube wall.When mountain windward is bigger, wind can band
The fan blade of dynamic fan blade device 21 rotates so that and it is more to blow wind into radiating outer tube 22, finally can be by S-shaped hill path LED street lamp 10
Heat shed from through hole 221.Guiding device 3 includes the guide-lighting light source 31 and light pipe 32 being sequentially connected.Wherein, light pipe 32
It is nested in radiating outer tube 22, guide-lighting light source 31 is connected with the one end of fan blade device 21 away from radiating outer tube 22, and light pipe 32 passes through
Fan blade device 21 is connected with guide-lighting light source 31.I.e. guide-lighting light source 31 is located at the top of fan blade device 21, and light can be from fan blade device 21
Side, which irradiates, to be come.Main light source 4 is connected with the one end of light pipe 32 away from fan blade device 21.The light part that main light source 4 is sent is directly
Ground highway is illuminated, the light of another part is transferred at guide-lighting light source 31 by light pipe 32 and projected at guide-lighting light source 31,
For irradiate the hill path of other parts (can upwards can also forwards or the irradiation such as front lower place), can so cause from master
The light that light source 4 is sent is fully utilized, and increase irradiation area, improves light source utilization rate.Preferably, light pipe 32 and radiating outer tube
22 be the flexible pipe of adjustable degree of crook.Photograph can be reached by changing the shape of light pipe 32 and the outer tube 22 that radiates
Penetrate direction.
It refer to the knot of the photovoltaic system of the S-shaped hill path LED street lamp of Fig. 1 and Fig. 2, Fig. 2 a preferred embodiment of the present invention
Structure schematic diagram.In one embodiment, S-shaped hill path LED street lamp 10 is also comprising the photovoltaic system 5 being fixed on lamp stand 1.Photovoltaic system
System 5 includes a motor 51, a concentrator 52 and a solar cell array plate 53.Motor 51 can drive solar cell array 53
Plate rotates, and concentrator 52 collects the light reflected on the wall of mountain.Specifically, when daytime is sunny, motor 51 can band
The dynamic plate of solar cell array 53 rotates, and one is faced directly to the sun, can absorb the light of abundance, and converts solar energy into light
Can, powered for S-shaped hill path LED street lamp 10.Preferably, one end of concentrator 52 is connected with the second light pipe 521, second is guide-lighting
Pipe 521 can be by the light guide on concentrator 521 to solar cell array plate 53.I.e. when darkness or luminous energy on daytime are not sufficient enough
When, the second light pipe 521 can turn luminous energy for it by 52 collected light guide of concentrator to solar cell array plate 53
Electric energy generating is turned to use.Further, a light-dividing device 522 is also associated with concentrator, light-dividing device 522, which includes, is located at optically focused
The first light splitting light source 522a at the both ends of device 52 and the second light splitting light source 522b.The effect of concentrator 52 is that those are radiated at mountain
Light on wall is accepted guide-lighting to the irradiation of other positions, it is understood that accepts the light wasted originally for concentrator 52 and passes through
First light splitting light source 522a is passed on other roads with the second light splitting light source 522b to be irradiated.Collected by concentrator 52 and wasted originally
Luminous energy, the utilization rate of luminous energy can be improved, while the light that concentrator 52 is collected is passed to by its other party by light-dividing device 522
To irradiation, the range of exposures of S-shaped hill path LED street lamp 10 is largely improved.
Fig. 3 is refer to, Fig. 3 is the structural representation of the transparent heat pipe of the S-shaped hill path LED street lamp of a preferred embodiment of the present invention
Figure.In one embodiment, S-shaped hill path LED street lamp 10 also includes a transparent heat pipe 6, and transparent heat pipe 6 is located at light pipe 32 away from wind
One end of leaf device 21.Transparent heat pipe 6 includes an evaporation ends 61 and a colling end 62, one side and the light pipe 32 of evaporation ends 61
Connection, colling end 62 are connected with radiating tube 22.In addition, main light source 4 is general LED transparency carriers, LED transparency carriers are positioned at steaming
Start 61 one sides away from light pipe 32, multiple LEDs are installed on LED transparency carriers.The working method of transparent heat pipe 6 is such as
Under：Heat caused by main light source 4 (LED transparency carriers) is first transmitted to the colling end 62 of transparent heat pipe 6, then passes through the fan blade in Fig. 1
Device 21 accelerates air circulation and heat is distributed from the through hole 221 on radiating outer tube 22, to reduce S-shaped hill path LED street lamp 10
Temperature so that LED work temperature be maintained at less than 60 DEG C, improve LED luminous efficiency.
Fig. 4, Fig. 5 and Fig. 6 are refer to, Fig. 4 is the second of the S-shaped hill path LED street lamps of another preferred embodiment of the present invention
State diagram after light pipe elongation.Fig. 5 is the sectional view of the second light pipe of Fig. 4 S-shaped hill path LED street lamp.Fig. 6 is the present invention
The structural representation of the hydraulic shifter unit of the S-shaped hill path LED street lamp of another preferred embodiment.The embodiment and previous embodiment
Description identical device is no longer repeated, and is described emphatically only for their difference below.Second light pipe
521 ' include light pipe 521b ' in an outer light pipe 521a ' and one.Interior light pipe 521b ' one end is connected with concentrator 52 ',
The interior light pipe 521b ' other end is arranged on outer light pipe 521a ', and interior light pipe 521b ' can be along outer light pipe 521a ' extension
Move in direction.Preferably, 521 ' being provided with a hydraulic shifter unit 7 on the second light pipe, hydraulic shifter unit 7 includes an oil
Chamber 71, one is located at the oil inlet pipe 72 of the one end of oil pocket 71, and one is embedded in the piston 73 in oil pocket 71, a piston rod 75 and is arranged
In the spring 76 on piston rod 75.One end of piston rod 75 is connected with piston 73, the other end of piston rod 75 and interior light pipe
521b ' is connected.Piston rod 75 travels forward and then light pipe 521b ' travels forward in driving, and so can freely adjust
Two light pipes 521 ', and then adjust the distance between concentrator 52 ' and solar cell array plate.Further, hydraulic moving fills
Put 7 and also include a limited block 77, limited block 77 is located on surface close interior light pipe 521b ', piston rod 75 travel forward into
And light pipe 521b ' travels forward in driving, until stopping after limited block, the length of the second light pipe 521 ' can be both fixed.
For the present embodiment by taking two limited blocks as an example, limited block can also be multiple.
Fig. 7 is the schematic diagram of the S-shaped hill path LED street lamp system of another preferred embodiment of the present invention.Above all of S-shaped mountain
Paths of LEDs street lamp may be incorporated for S-shaped hill path LED street lamp system, and S-shaped hill path LED street lamp need to intersect ornaments above S-shaped hill path
Road and following road.Because each S-shaped hill path LED is placed on close to mountain wall one side, above road and following road intersect ornaments S
Shape hill path LED, such as the right optical splitter of 5 signal lamps irradiate the light come, and the left side optical splitters of 6 signal lamps irradiates the light come, and 2
The light pipe of signal lamp irradiates the light come, and three light add one irradiation area of formation together.And in corner, the leaded light of 8 signal lamps
Pipe is irradiated at the light irradiation curve ahead come.The right optical splitter of 7 signal lamps irradiates the right optical splitter of the light come and 8 signal lamps
Irradiate the light come and irradiate lower corner together.The right optical splitter of 9 signal lamps irradiates the left side optical splitter of the light come and 8 signal lamps
Irradiate the light come and irradiate corner together.It can be wasted by this mounting means with the irradiation road surface of large area original
Light recycle get up, save cost.
The light of a part is used for irradiating other parts by S-shaped hill path provided by the invention LED street lamp by guiding device
Hill path, so the light sent from main light source can be caused to be fully utilized, increase irradiation area, improve light source utilization rate.Utilize
Concentrator accepts those light being radiated on the wall of mountain guide-lighting to the irradiation of other positions, it is understood that will be original for concentrator
The light of waste, which is accepted to pass on other roads with the second light splitting light source by the first light splitting light source, to be irradiated.Collected by concentrator
Originally the luminous energy wasted, can improve the utilization rate of luminous energy, while the light that concentrator is collected is passed into it by light-dividing device
His direction is irradiated, and largely improves the range of exposures of S-shaped hill path LED street lamp.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
- A kind of 1. S-shaped hill path LED street lamp, it is characterised in that including：One lamp stand；The heat abstractor being fixed on the lamp stand, comprising the fan blade device that is sequentially connected and radiating outer tube, outside the radiating One end of pipe is provided with some through holes through its tube wall；One guiding device, comprising the guide-lighting light source and light pipe being sequentially connected, the light pipe is nested in the radiating outer tube, The one end of the guide-lighting light source and the fan blade device away from the radiating outer tube be connected, the light pipe through the fan blade device and The guide-lighting light source connection；One main light source, the main light source are connected with the one end of the light pipe away from the fan blade device.
- 2. S-shaped hill path according to claim 1 LED street lamp, it is characterised in that also comprising the photovoltaic being fixed on the lamp stand System, the photovoltaic system include a motor, a concentrator and a solar cell array plate, and the motor can drive described Solar cell array plate rotates, and the concentrator collects the light reflected on the wall of mountain.
- 3. S-shaped hill path according to claim 2 LED street lamp, it is characterised in that it is guide-lighting that one end of the concentrator is connected with second Pipe, second light pipe can be by the light guide on the concentrator to the solar cell array plate.
- 4. S-shaped hill path according to claim 2 LED street lamp, it is characterised in that light splitting dress is also associated with the concentrator Put, the light-dividing device includes the first light splitting light source and the second light splitting light source positioned at the concentrator both ends.
- 5. S-shaped hill path according to claim 1 LED street lamp, it is characterised in that the light pipe is adjustable with the radiating outer tube The flexible pipe of whole degree of crook.
- 6. S-shaped hill path according to claim 1 LED street lamp, it is characterised in that also comprising a transparent heat pipe, the transparent heat pipe Positioned at the one end of the light pipe away from the fan blade device, the transparent heat pipe includes an evaporation ends and a colling end, described The one side of evaporation ends is connected with the light pipe, and the colling end is connected with the radiating tube.
- 7. S-shaped hill path according to claim 6 LED street lamp, it is characterised in that the main light source is LED transparency carriers, described Multiple LEDs are installed, the LED transparency carriers are located at one of the evaporation ends away from the light pipe on LED transparency carriers Face.
- 8. S-shaped hill path according to claim 3 LED street lamp, it is characterised in that second light pipe include an outer light pipe with Light pipe in one, one end of the interior light pipe are connected with the concentrator, and the other end of the interior light pipe is arranged on described In outer light pipe, the interior light pipe can move along the bearing of trend of the outer light pipe.
- 9. S-shaped hill path according to claim 8 LED street lamp, it is characterised in that hydraulic pressure shifting is provided with second light pipe Dynamic device, the hydraulic shifter unit include an oil pocket, and one is located at the oil inlet pipe of described oil pocket one end, and one is embedded in the oil The piston of intracavitary, a piston rod and the spring being sheathed on the piston rod, one end of the piston rod and the piston phase Connection, the other end of the piston rod are connected with the interior light pipe.
- 10. a kind of S-shaped hill path LED street lamp system, it is characterised in that include S-shaped hill path any in the claims 1-9 LED street lamp, S-shaped hill path LED street lamp intersect ornaments road and following road above S-shaped hill path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272289.2A CN107830486A (en) | 2017-12-06 | 2017-12-06 | A kind of S-shaped hill path LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272289.2A CN107830486A (en) | 2017-12-06 | 2017-12-06 | A kind of S-shaped hill path LED street lamp |
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| CN107830486A true CN107830486A (en) | 2018-03-23 |
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|---|---|---|---|
| CN201711272289.2A Withdrawn CN107830486A (en) | 2017-12-06 | 2017-12-06 | A kind of S-shaped hill path LED street lamp |
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| CN103851531A (en) * | 2014-04-02 | 2014-06-11 | 东莞市中博光电节能科技有限公司 | Solar light guide system |
| CN204358628U (en) * | 2014-12-23 | 2015-05-27 | 广州科技职业技术学院 | Light pipe LED illumination System |
| CN206160022U (en) * | 2016-09-26 | 2017-05-10 | 天津天任车料有限公司 | Good rotatable bicycle lamp dispels heat |
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Application publication date: 20180323 |