CN101551076B - LED road lamp - Google Patents
LED road lamp Download PDFInfo
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- CN101551076B CN101551076B CN2009101071018A CN200910107101A CN101551076B CN 101551076 B CN101551076 B CN 101551076B CN 2009101071018 A CN2009101071018 A CN 2009101071018A CN 200910107101 A CN200910107101 A CN 200910107101A CN 101551076 B CN101551076 B CN 101551076B
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- Prior art keywords
- radiator
- lamp
- reflection shield
- led
- street lamp
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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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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to an LED road lamp applied to guard rails at both sides of the road and fixed frames lower than the car body height. An LED road lamp includes: a radiator, composed of plural fins, wherein, a lamp fixed seat is molded on one end-face of the radiator, the bottom ob the radiator is provide on a support, and the radiator surface uses oxidation technology process; a lamp assembly, composed of a reflector provided between the radiator lamp fixed seat and the support, and an LED light source provided on the reflector, wherein, the reflector is composed of a plurality of continuance and homogeneous folded surfaces, the LED light source rays on the a plurality of folded surface forms at least two pairs of concave type structures composed of different side collimating reflecting planes; a light-permeable protective cover, sheathed on two end edges of the reflector; and a lampshade, horizontally extending from the top surface of the radiator lamp fixed seat and provided above the lamp assembly, and connected to the upper end edge of the reflector.
Description
Technical field
The present invention relates to a kind of LED street lamp.Relate in particular to a kind of LED street lamp that is applied to guardrails of both sides of highway or is lower than the solid frame of height of the carbody.
Background technology
CN200810022209.2 discloses a kind of " multi-light source LED road lamp ".Its purpose provides a kind of multi-light source LED road lamp, this multi-light source LED road lamp can effectively be realized reducing the installation quantity of street lamp and reducing cost, the heat dissipation problem of LED street lamp luminous efficiency and solution high-power LED street lamp can be improved, and the service life of LED street lamp can be prolonged.Its technology constitutes: described multi-light source LED road lamp, lamp housing mid portion is a heat transfer substrate on it, the heat transfer substrate outer surface is provided with some fin, boss is fixed on below the heat transfer substrate of lamp housing inside, be interval with a plurality of annular grooves that sealing ring is inserted that are used on the boss, the heat-conducting substrate of led light source module is fixed on the interior boss of annular groove, reflection shield lower end flanging back-off is in the Transparent lamp shade periphery, be provided with the installing hole that is complementary with the led light source module number above the reflection shield, the led light source module is in the installing hole, the light-distribution lens sealing is located in the installing hole, following lamp housing is matched with lamp housing, sealing compression seal circle above the reflection shield, the sealing of Transparent lamp shade periphery is fixedly arranged on down in the lamp housing, electric power incoming line one end is connected on the external power supply, the other end is connected on the rectification driving governor, and power outlet one end is connected on the power drives controller, the other end is welded on the positive and negative terminals of power supply of led light source module, and the rectification driving governor is fixed on down lamp housing inside.Its weak point is: lamp installation is on the lamp stand of 10-15 rice, and the aerial loss of light is bigger, and the utilization rate of light is low.In addition highway its illumination requirement of throwing light on is higher, so the light fixture desired power is bigger, and corresponding string light is bigger, is unfavorable for that the driver travels at expressway safety, and both safety coefficient was lower.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point of the prior art, provide a kind of the LED street lamp is installed in ground or subaerial position, be mainly used in protecting of highway both sides and block, only need simple support to install and fix.Another object of the present invention provides and a kind of light source is added that the lens of different lighting angles are led light, make the light uniform irradiation on different road conditions, the light of overwhelming majority meeting direct projection is on the road surface behind the scioptics, some light of fraction scattering and diffraction pass through the collection and the reflection of the reflection shield of different angles again, utilization rate with maximum raising light, reduce the pollution of light, prevented scattering of light to influence the unsafe factor that driver's vision causes.Adopt the mode of indent to be divided into a plurality of folding faces uniformly at light source board along continuous straight runs 0 to 180 degree angle, the light direction of each folding face is all different, and the light that led light source can be sent is radiated at the LED street lamp on the road surface uniformly.
Purpose of the present invention can reach by following measure:
This LED street lamp comprises:
One radiator has the fin of plural number to constitute, and one end-face is shaped to the light fixture holder, and the bottom of this radiator is arranged on the support, and the radiator appearance adopts oxidation technology to handle;
Reflection shield is one-body molded with continuous, uniform a plurality of folding faces, and the led light source ray on these a plurality of folding faces forms at least two pairs of different side collimated reflected faces and constitutes the matrix framework;
The protective cover of one light-permeable is set on the reflection shield;
Its special character is:
One lamp assembly, by the reflection shield that is arranged between radiator light fixture holder both sides and the support, and the led light source that is arranged on this reflection shield is formed;
One lampshade, from radiator light fixture holder end face horizontal-extending be erected at the top of lamp assembly, and be connected with ora terminalis on the reflection shield.
Described reflection shield is made by the aluminium alloy of high thermal conductivity coefficient.
Described lampshade is made by the aluminium base of high thermal conductivity coefficient.
Described led light source is by the LED lamp, form with the lens or the reflector of LED lamp encapsulation.
Described lampshade is connected with the reflection shield top edge with about 1/2nd extension, and extend with cantilevered fashion surplus about 1/2nd extension in addition.
Through heat-conducting silicone grease lamp assembly and radiator light fixture holder are bonded together between described lamp assembly and the radiator light fixture holder.
The present invention has following advantage:
1, light fixture is divided into a plurality of folding faces uniformly with light source along continuous straight runs 0 to 180 degree angle, adopt the mode of indent, the light that led light source is sent is radiated on the road surface uniformly, the range of exposures major control is on left and right, first three direction of LED street lamp, again by non-imaging secondary optics design, make full use of the refraction and the reflection of light, the high angle scattered light of collecting better and utilizing light source to send, the utilization rate of raising light.At last with reflection shield with lens and many folding area source plate luminous intensity distributions after the light of other directions of directive collect reflection, left and right sides reflector mainly is to prevent light scattering backward, cut the waste, last reflector mainly is to prevent that light is to the above scattering of special angle, not only possesses the function that reduces the light waste, and can reduce light pollution, prevented the light diffuse transmission influence driver vision that makes progress to cause unsafe factor.
2, the heat that light source sent is by the aluminum-based circuit board and the heat-conducting silicone grease of high thermal conductivity coefficient, directly with the heat conduction on the radiator of high thermal conductivity coefficient aluminium alloy as the heat radiation main body, the radiator appearance adopts oxidation technology, guaranteed heat radiation in the time of corrosion resistant, heat has been dispersed in the air by radiator.And in design process, carried out the thermal source analysis, and reduced the thermal resistance in the heat transfer process, solved a heat radiation difficult problem, guaranteed the service life of LED street lamp.
3, save a large amount of artificial and machinery, material cost, and made maintenance and repair convenient.
Description of drawings
Fig. 1 is the structural perspective of LED street lamp of the present invention.
Fig. 2 is the forward sight structural representation of LED street lamp of the present invention.
Fig. 3 is the light fixture schematic cross-section of LED street lamp of the present invention.
Fig. 4 is the light source of LED street lamp of the present invention, the schematic cross-section of radiator.
Fig. 5 is the luminous intensity distribution schematic diagram of LED street lamp of the present invention.
Fig. 6 is the scheme of installation of LED street lamp of the present invention.
The specific embodiment
The present invention is further detailed in conjunction with the accompanying drawings below:
See also Fig. 1, shown in Figure 2, in the present embodiment, the LED street lamp is that the installation on guardrails of both sides of highway is used.Described LED street lamp, it comprises:
One radiator 1 has the fin 11 of plural number to constitute, and one end-face is shaped to light fixture holder 12, and the bottom of this radiator is arranged on the support 5, and radiator 1 appearance adopts oxidation technology to handle;
One lamp assembly 2, by the reflection shield 21 that is arranged between radiator light fixture holder 12 both sides and the support 5, and the led light source 22 that is arranged on this reflection shield 21 is formed;
Through heat-conducting silicone grease lamp assembly 2 and radiator light fixture holder 12 are bonded together between described lamp assembly 2 and the radiator light fixture holder 12.
Described led light source 22 is by LED lamp (not shown), form with the lens 221 or the reflector of LED lamp encapsulation.
Described reflection shield 21 is one-body molded with continuous, uniform a plurality of folding face 211, and led light source 22 rays on these a plurality of folding faces 211 form at least two pairs of different side collimated reflected faces 6 and constitute the matrix frameworks, and described reflection shield 21 is made by the aluminium alloy of high thermal conductivity coefficient.
The protective cover 3 of one light-permeable is set on the reflection shield 21;
One lampshade 4, from radiator light fixture holder 12 end face horizontal-extendings be erected at the top of lamp assembly 2, and be connected with ora terminalis on the reflection shield 21, described lampshade 4 is made by the aluminium base of high thermal conductivity coefficient.
The heat that led light source 22 is sent is by the aluminum-based circuit board and the heat-conducting silicone grease of high thermal conductivity coefficient, directly with the heat conduction on the radiator 1 of high thermal conductivity coefficient aluminium alloy as the heat radiation main body, radiator 1 appearance adopts oxidation technology, guaranteed heat radiation in the time of corrosion resistant, heat has been dispersed in the air by radiator 1.
See also Fig. 3, shown in Figure 4, lamp assembly 2 is divided into a plurality of folding faces 21 uniformly with light source along continuous straight runs 0 to 180 degree angle, adopt the framework of inner sunken face, the light that led light source 22 is sent is radiated on the road surface uniformly, the range of exposures major control by non-imaging secondary optics design, makes full use of the refraction and the reflection of light again on left and right, first three direction of led light source 22, the high angle scattered light of collecting better and utilizing light source to send, the utilization rate of raising light.At last with reflection shield 21 with lens 221 and many foldings face 211 light source board luminous intensity distributions after the light of other direction of directive collect reflection, left and right reflection shield 21 mainly is to prevent light scattering backward, cut the waste, lampshade 4 mainly is to prevent that light is to the above scattering of special angle, not only possesses the function that reduces the light waste, and can reduce light pollution, and prevented the light diffuse transmission influence driver vision that makes progress to cause the function of unsafe factor, solved the problem of secure context.
See also shown in Figure 5ly, described reflection shield 21 is an inner sunken face, and the folding face 211 of reflection shield is the plane.Side collimated reflected face 6 and the angle between the radiator light fixture holder 12 that led light source 22 rays on the described reflection shield folding face 211 form are 0 °～180 °.Described lampshade 4 is connected with reflection shield 21 top edges with about 1/2nd extension, and extend with cantilever segment surplus about 1/2nd extension in addition.
See also shown in Figure 6ly, the installation of described LED street lamp on guardrails of both sides of highway used.Described LED street lamp is installed the back form an included angle A with direction of traffic, this included angle A is an obtuse angle; The light direction of this LED street lamp and the direction of traffic of highway are provided with an angle B, and this included angle B is an acute angle; The glass face of the frangible section of LED street lamp correspondingly also possesses same included angle B with direction of traffic, and this included angle B is an acute angle; Cause glass to damage to have avoided foreign material in the driving process to fly to LED street lamp frangible section.
Described LED street lamp is used in the installation that is lower than (not shown) on the solid frame of height of the carbody.Described LED street lamp is installed on the solid frame that is lower than height of the carbody and with direction of traffic forms an included angle A, this included angle A is an obtuse angle; The light direction of this LED street lamp and the direction of traffic of highway are provided with an angle B, and this included angle B is an acute angle; The glass face of the frangible section of LED street lamp correspondingly also possesses same included angle B with direction of traffic, and this included angle B is an acute angle; Cause glass to damage to have avoided foreign material in the driving process to fly to LED street lamp frangible section.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to the covering scope of claim of the present invention.
Claims (6)
1. LED street lamp comprises:
One radiator has the fin of plural number to constitute, and one end-face is shaped to the light fixture holder, and the bottom of this radiator is arranged on the support, and the radiator appearance adopts oxidation technology to handle;
Reflection shield is one-body molded with continuous, uniform a plurality of folding faces, and the led light source ray on these a plurality of folding faces forms at least two pairs of different side collimated reflected faces and constitutes the matrix framework;
The protective cover of one light-permeable is set on the reflection shield;
It is characterized in that:
One lamp assembly, by the reflection shield that is arranged between radiator light fixture holder both sides and the support, and the led light source that is arranged on this reflection shield is formed;
One lampshade, from radiator light fixture holder end face horizontal-extending be erected at the top of lamp assembly, and be connected with ora terminalis on the reflection shield.
2. according to the described LED street lamp of claim 1, it is characterized in that: described reflection shield is made by the aluminium alloy of high thermal conductivity coefficient.
3. according to the described LED street lamp of claim 1, it is characterized in that: described lampshade is made by the aluminium base of high thermal conductivity coefficient.
4. according to the described LED street lamp of claim 1, it is characterized in that: described led light source is by the LED lamp, form with the lens or the reflector of LED lamp encapsulation.
5. according to the described LED street lamp of claim 1, it is characterized in that: described lampshade is connected with the reflection shield top edge with about 1/2nd extension, and extend with cantilevered fashion surplus about 1/2nd extension in addition.
6. according to the described LED street lamp of claim 1, it is characterized in that: through heat-conducting silicone grease lamp assembly and radiator light fixture holder are bonded together between described lamp assembly and the radiator light fixture holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101071018A CN101551076B (en) | 2009-04-24 | 2009-04-24 | LED road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101071018A CN101551076B (en) | 2009-04-24 | 2009-04-24 | LED road lamp |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010221281A Division CN101871607A (en) | 2009-04-24 | 2009-04-24 | Installation application of LED (light-emitting diode) street lamp on guardrails of both sides of highway |
| CN201010221229XA Division CN101907251A (en) | 2009-04-24 | 2009-04-24 | Installation application of LED road lamp on fixing support lower than car body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101551076A CN101551076A (en) | 2009-10-07 |
| CN101551076B true CN101551076B (en) | 2011-01-05 |
Family
ID=41155467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101071018A Expired - Fee Related CN101551076B (en) | 2009-04-24 | 2009-04-24 | LED road lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101551076B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086989A (en) * | 2009-12-07 | 2011-06-08 | 北京通力环电气股份有限公司 | Light emitting diode (LED) lamp and street lamp using same |
| CN102168831B (en) * | 2011-03-22 | 2014-04-02 | 王剑波 | Low-position acute angle road illuminating lamp and illuminating and installation method thereof |
| CN102287653B (en) * | 2011-08-17 | 2013-07-31 | 惠州雷士光电科技有限公司 | LED (light emitting diode) lightening module and light control method thereof |
| CN102322583B (en) * | 2011-09-13 | 2014-12-10 | 上海三思电子工程有限公司 | High-power LED (light-emitting diode) bulb light |
| CN102705748A (en) * | 2011-11-21 | 2012-10-03 | 武汉市东辉电子技术有限公司 | Economic type LED street lamp |
| CN103423661B (en) * | 2012-05-18 | 2017-07-25 | 海洋王（东莞）照明科技有限公司 | Vehicle head-light device and highway lighting system |
| CN104180295A (en) * | 2013-05-21 | 2014-12-03 | 海洋王（东莞）照明科技有限公司 | Trimming structure and LED (light emitting diode) lamp adopting trimming structure |
| CN104654068A (en) * | 2014-06-18 | 2015-05-27 | 潘军铁 | Led illuminating lamp |
| CN104486894A (en) * | 2015-01-10 | 2015-04-01 | 杨荣炮 | Time-division lighting intelligent induction LED energy-saving street lamp and energy-saving lighting system thereof |
| CN105065988A (en) * | 2015-08-10 | 2015-11-18 | 苏州速腾电子科技有限公司 | Diffuse reflection illuminating device |
| CN107654965A (en) * | 2017-09-22 | 2018-02-02 | 上海亚明照明有限公司 | Conduct heat luminous intensity distribution part and light fixture |
-
2009
- 2009-04-24 CN CN2009101071018A patent/CN101551076B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101551076A (en) | 2009-10-07 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan Yangguang Fuyuan Photoelectric Industry Co., Ltd. Assignor: Shenzhen Richful Solar Energy Technology Co., Ltd. Contract record no.: 2011440020320 Denomination of invention: High brightness LED road lamp Granted publication date: 20110105 License type: Exclusive License Open date: 20091007 Record date: 20110830 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20190424 |