CN108626588B - An energy-saving and heat-dissipating LED point light source - Google Patents
An energy-saving and heat-dissipating LED point light source Download PDFInfo
- Publication number
- CN108626588B CN108626588B CN201810537151.9A CN201810537151A CN108626588B CN 108626588 B CN108626588 B CN 108626588B CN 201810537151 A CN201810537151 A CN 201810537151A CN 108626588 B CN108626588 B CN 108626588B
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- bin
- heat dissipation
- warehouse
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- bevel gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
- F21Y2105/14—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements characterised by the overall shape of the two-dimensional [2D] array
- F21Y2105/16—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements characterised by the overall shape of the two-dimensional [2D] array square or rectangular, e.g. for light panels
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- 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]
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
本发明公开了一种节能散热型LED点光源，包括LED矩阵灯、通电板和通电线，所述LED矩阵灯贴合于通电板的一侧，并分别与通电板和通电线电性连接；所述LED矩阵灯的对侧分别依次设有散热仓、低温仓和风仓，且所述散热仓、低温仓和风仓之间相互贴合，所述低温仓和风仓连通，所述散热仓的边缘与通电板通过黏胶粘合，当收集的雨水通过雨水收集管收集后进入冷凝管内，利用冷凝管的弯曲回路使雨水降低低温仓内的温度，配合第一风扇的转动将空气通过冷凝管降温之后进入散热仓中，对通电板进行散热，利用微型水泵使水能够在冷凝管至回流管实现循环降温的目的，而且消耗的电能较少，可实现节能环保。
The invention discloses an energy-saving and heat-dissipating LED point light source, which includes an LED matrix lamp, an energized plate and an energized wire. The LED matrix lamp is attached to one side of the energized plate and is electrically connected to the energized plate and the energized wire respectively; The opposite sides of the LED matrix lamp are respectively provided with a heat dissipation warehouse, a low temperature warehouse and a wind warehouse, and the heat dissipation warehouse, the low temperature warehouse and the wind warehouse fit each other, the low temperature warehouse and the wind warehouse are connected, and the edge of the heat dissipation warehouse It is bonded with the electrified plate through adhesive. When the collected rainwater is collected through the rainwater collection pipe, it enters the condenser pipe. The curved loop of the condenser pipe is used to make the rainwater reduce the temperature in the low-temperature warehouse. The rotation of the first fan is used to cool the air through the condenser pipe. After that, it enters the heat dissipation warehouse to dissipate heat from the energized board, and uses a micro water pump to circulate water from the condenser pipe to the return pipe to achieve cooling purposes. It also consumes less electricity and can achieve energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of LED point light sources, in particular to an energy-saving heat-dissipation type LED point light source.
Background
The LED point light source is a novel decorative lamp, and is a supplement of linear light sources and floodlight. The LED light source can be driven by using low-voltage direct current, and the general power supply voltage is between 6 and 24V, so that the LED light source has relatively good safety performance, is particularly suitable for public places, and can generate a large amount of heat when an LED product works. The retrieval discovers that the publication number CN206739135U discloses an LED point light source, including LED light source module, integrated lamp body, sealed silica gel body and support, the integrated lamp body is the cavity ladder type body of top area lens, LED light source module installs in the cavity of integrated lamp body, sealed silica gel body fills in the cavity, the support is fixed the external periphery side of integrated lamp.
Through careful analysis, the prior LED point light source has the following defects: the heat dissipation measures are insufficient, and even if the heat dissipation measures are provided, the heat dissipation measures are quite large in required consumed electric energy, so that the energy-saving and environment-friendly purposes cannot be realized; after the heat radiation structure is arranged, the cost is increased generally, and the requirement of a producer cannot be met.
Therefore, how to design an energy-saving heat-dissipation type LED point light source is a current problem to be solved.
Disclosure of Invention
The invention aims to provide an energy-saving heat-dissipation type LED point light source so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the energy-saving heat-dissipation type LED point light source comprises an LED matrix lamp, an energizing plate and an energizing wire, wherein the LED matrix lamp is attached to one side of the energizing plate and is electrically connected with the energizing plate and the energizing wire respectively; the opposite sides of the LED matrix lamp are respectively provided with a heat dissipation bin, a low-temperature bin and a wind bin in sequence, the heat dissipation bin, the low-temperature bin and the wind bin are mutually attached, the low-temperature bin and the wind bin are communicated, and the edge of the heat dissipation bin is adhered to the electrified plate through adhesive; the inside of the wind bin is provided with a second fan, the bottom of the second fan is respectively provided with a first bevel gear and a second bevel gear, the transmission shaft of the second fan is in interference fit with the inner ring of the first bevel gear, the first bevel gear and the second bevel gear are vertically arranged and are in meshed transmission with each other, the side surface of the second bevel gear is respectively provided with the second fan and the transmission shaft, and the end part of the transmission shaft is respectively connected with the second bevel gear and the second fan; the inner wall in low temperature storehouse is equipped with the condenser pipe of parallel intercommunication of multirow, just the both ends of condenser pipe communicate respectively has miniature water pump and rainwater collecting pipe, be equipped with the back flow between miniature water pump and the rainwater collecting pipe, just back flow both ends and miniature water pump and rainwater collecting pipe intercommunication, the internally mounted of rainwater collecting pipe has the check valve.
Furthermore, two sides of the heat dissipation bin are respectively provided with a symmetrical air inlet hole and a symmetrical air outlet hole, and the air inlet hole and the air outlet hole penetrate through the side wall of the heat dissipation bin.
Further, the bottom of the wind bin is provided with a connecting frame, the top end of the connecting frame is welded with the wind bin, the bottom end of the connecting frame is provided with a rolling bearing, and the transmission shaft is connected with the connecting frame through the rolling bearing.
Further, the model of the miniature water pump is WQY-12V self-priming water pump, and the miniature water pump is electrically connected with the power-on line.
Further, a layer of ventilation net is arranged between the heat dissipation bin and the low-temperature bin.
Compared with the prior art, the invention has the beneficial effects that: when the collected rainwater passes through the rainwater collecting pipe and then enters the condensing pipe, the temperature in the low-temperature bin is reduced by utilizing the bending loop of the condensing pipe, air is cooled by the condensing pipe and then enters the heat dissipation bin by matching with the rotation of the first fan, heat dissipation is carried out on the power-on plate, heat emitted by the LED matrix lamp is reduced, the rainwater in the condensing pipe and the return pipe can be restrained from flowing into the rainwater collecting pipe through the one-way valve, the miniature water pump is utilized to enable water to circulate between the condensing pipe and the return pipe, if the rainwater is consumed in the circulation process, the circulating cooling purpose is realized through the one-way valve, the consumed electric energy is less, and energy conservation and environmental protection can be realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a transverse cross-sectional view of the cryogenic chamber of fig. 1 in accordance with the present invention.
In the figure: 1-a wind bin; 2-a low-temperature bin; 3, a heat dissipation bin; 4-LED matrix lamp; 5-electrifying plate; 6-a miniature water pump; 7-a condenser tube; 8-a first bevel gear; 9-a second bevel gear; 10-connecting frames; 11-a first fan; 12-a second fan; 13-a rainwater collection pipe; 14-a one-way valve; 15-energizing wires; 16-return pipe; 17-a ventilation screen; 18-a transmission shaft; 19-exhaust holes; 20-an air inlet hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the energy-saving heat-dissipation type LED point light source comprises an LED matrix lamp 4, an electrifying plate 5 and electrifying wires 15, wherein the LED matrix lamp 4 is attached to one side of the electrifying plate 5 and is electrically connected with the electrifying plate 5 and the electrifying wires 15 respectively; the opposite sides of the LED matrix lamp 4 are respectively provided with a heat dissipation bin 3, a low-temperature bin 2 and an air bin 1 in sequence, the heat dissipation bin 3, the low-temperature bin 2 and the air bin 1 are mutually attached, the low-temperature bin 2 and the air bin 1 are communicated, and the edge of the heat dissipation bin 3 is adhered with an electrified plate 5 through viscose; the inside of the wind bin 1 is provided with a second fan 11, the bottom of the second fan 11 is respectively provided with a first bevel gear 8 and a second bevel gear 9, the transmission shaft of the second fan 11 is in interference fit with the inner ring of the first bevel gear 8, the first bevel gear 8 and the second bevel gear 9 are vertically arranged and are in meshed transmission with each other, the side surface of the second bevel gear 9 is respectively provided with a second fan 12 and a transmission shaft 18, and the end part of the transmission shaft 18 is respectively connected with the second bevel gear 9 and the second fan 12; the inner wall of the low-temperature bin 2 is provided with a plurality of rows of condensing pipes 7 which are communicated in parallel, two ends of each condensing pipe 7 are respectively communicated with a miniature water pump 6 and a rainwater collecting pipe 13, a return pipe 16 is arranged between the miniature water pump 6 and the rainwater collecting pipe 13, two ends of the return pipe 16 are communicated with the miniature water pump 6 and the rainwater collecting pipe 13, and a one-way valve 14 is arranged in the rainwater collecting pipe 13.
In the invention, symmetrical air inlet holes 20 and air outlet holes 19 are respectively arranged on two sides of a heat dissipation bin 3, the air inlet holes 20 and the air outlet holes 19 penetrate through the side wall of the heat dissipation bin 3, the air inlet holes 20 and the air outlet holes 19 are respectively used for air inlet and air outlet of the heat dissipation bin 3, when collected rainwater is collected by a rainwater collecting pipe 13 and then enters a condensation pipe 7, the temperature in a low-temperature bin 2 is reduced by utilizing a bending loop of the condensation pipe 7, air is cooled by the condensation pipe 7 in cooperation with rotation of a first fan 11 and then enters the heat dissipation bin 3, heat is dissipated to an electrified plate 5, and meanwhile, the heat emitted by an LED matrix lamp 4 is also reduced; the bottom of the wind bin 1 is provided with a connecting frame 10, the top end of the connecting frame 10 is welded with the wind bin 1, the bottom end of the connecting frame 10 is provided with a rolling bearing, a transmission shaft 18 is connected with the connecting frame 10 through the rolling bearing, the connecting frame 10 is used for stabilizing a second fan 12 and the transmission shaft 18, the length of the transmission shaft 18 and the size of the second fan 12 can be replaced, so that the second fan 12 can be driven by wind energy better, higher mechanical energy is generated, and a first bevel gear 8 is pushed to drive a first fan 11 to blow; the model of the miniature water pump 6 is WQY-12V self-priming water pump, the miniature water pump 6 is electrically connected with the power-on line 15, rainwater in the condensation pipe 7 and the return pipe 16 can be restrained from flowing into the rainwater collecting pipe 13 through the arranged one-way valve 14, the miniature water pump 6 can enable water to circulate between the condensation pipe 7 and the return pipe 16, and if the rainwater is consumed in the circulation process, the rainwater can be replenished through the one-way valve 14; a layer of ventilation net 17 is arranged between the heat dissipation bin 3 and the low-temperature bin 2, the ventilation net 17 is used for blowing cold air, hot air can be discharged through the air inlet hole 20 and the air outlet hole 19 after the cold air is blown into the heat dissipation bin 3, and the air cooling purpose of small holes can be realized between the air inlet hole 20 and the air outlet hole 19, so that the cooling of the power-on plate 5 and the LED matrix lamp 4 is assisted.
Working principle: firstly, after the power-on wire 15 is connected with a circuit, the power-on plate 5 is electrified, the LED matrix lamp 4 is lighted, meanwhile, the micro water pump 6 starts to work, water can circulate between the condenser pipe 7 and the return pipe 16 through the micro water pump 6, if rainwater is consumed in the circulation process, the rainwater can be supplemented through the one-way valve 14, the one-way valve 14 can inhibit rainwater in the condenser pipe 7 and the return pipe 16 from flowing into the rainwater collecting pipe 13, otherwise, the rainwater collecting pipe 13 can supplement the collected rainwater into the condenser pipe 7, the temperature in the low-temperature bin 2 is reduced by utilizing the bending loop of the condenser pipe 7, the air enters the heat dissipation bin 3 after being cooled through the condenser pipe 7 by matching with the rotation of the first fan 11, the heat dissipation is carried out on the power-on plate 5, and meanwhile, the heat emitted by the LED matrix lamp 4 is reduced, the length of the transmission shaft 18 and the size of the second fan 12 are replaced, so that the second fan 12 can be driven by wind energy better, and higher mechanical energy is generated, the first bevel gear 8 is pushed to drive the first fan 11 to be blown to the first bevel gear, the first bevel gear 17 to be blown, the temperature is increased through the upper temperature mesh 17, the air can be blown into the air hole 20 and the air hole 19, the air hole diameter is reduced, the air is blown out through the air hole is large hole diameter is reduced, and the air hole diameter is large, and the outside diameter is reduced, and the air is blown out through the air hole is cooled, and the hole diameter is cooled.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an energy-conserving heat dissipation type LED pointolite, includes LED matrix lamp (4), circular telegram board (5) and circular telegram line (15), its characterized in that: the LED matrix lamp (4) is attached to one side of the power-on plate (5) and is electrically connected with the power-on plate (5) and the power-on wire (15) respectively; the opposite sides of the LED matrix lamp (4) are respectively provided with a heat dissipation bin (3), a low-temperature bin (2) and a wind bin (1) in sequence, the heat dissipation bin (3), the low-temperature bin (2) and the wind bin (1) are mutually attached, the low-temperature bin (2) and the wind bin (1) are communicated, and the edge of the heat dissipation bin (3) is adhered to the electrified plate (5) through viscose;
the novel fan is characterized in that a first fan (11) is arranged in the wind bin (1), a first bevel gear (8) and a second bevel gear (9) are respectively arranged at the bottom of the first fan (11), interference fit is realized between a transmission shaft of the first fan (11) and an inner ring of the first bevel gear (8), the first bevel gear (8) and the second bevel gear (9) are vertically arranged and are in meshed transmission, a second fan (12) and a transmission shaft (18) are respectively arranged on the side face of the second bevel gear (9), and the end part of the transmission shaft (18) is respectively connected with the second bevel gear (9) and the second fan (12); the inner wall of the low-temperature bin (2) is provided with a plurality of rows of condensing pipes (7) which are communicated in parallel, two ends of each condensing pipe (7) are respectively communicated with a miniature water pump (6) and a rainwater collecting pipe (13), a return pipe (16) is arranged between each miniature water pump (6) and each rainwater collecting pipe (13), two ends of each return pipe (16) are communicated with each miniature water pump (6) and each rainwater collecting pipe (13), and a one-way valve (14) is arranged in each rainwater collecting pipe (13);
the cooling bin is characterized in that symmetrical air inlet holes (20) and air outlet holes (19) are respectively formed in two sides of the cooling bin (3), the air inlet holes (20) and the air outlet holes (19) penetrate through the side wall of the cooling bin (3), a connecting frame (10) is arranged at the bottom of the air bin (1), the top end of the connecting frame (10) is welded with the air bin (1), rolling bearings are arranged at the bottom end of the connecting frame (10), and the transmission shaft (18) is connected with the connecting frame (10) through the rolling bearings.
2. The energy-saving heat dissipation type LED point light source according to claim 1, wherein: the miniature water pump (6) is WQY-12V self-priming water pump, and the miniature water pump (6) is electrically connected with the power-on line (15).
3. The energy-saving heat dissipation type LED point light source according to claim 1, wherein: a layer of ventilation net (17) is arranged between the heat dissipation bin (3) and the low-temperature bin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810537151.9A CN108626588B (en) | 2018-05-30 | 2018-05-30 | An energy-saving and heat-dissipating LED point light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810537151.9A CN108626588B (en) | 2018-05-30 | 2018-05-30 | An energy-saving and heat-dissipating LED point light source |
Publications (2)
| Publication Number | Publication Date |
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| CN108626588A CN108626588A (en) | 2018-10-09 |
| CN108626588B true CN108626588B (en) | 2024-01-12 |
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| CN201810537151.9A Active CN108626588B (en) | 2018-05-30 | 2018-05-30 | An energy-saving and heat-dissipating LED point light source |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864272B (en) * | 2019-11-26 | 2021-07-06 | 潮州市宇量电子有限公司 | A kind of LED lighting equipment with heat dissipation function for coal mine |
| CN112303512B (en) * | 2020-11-11 | 2023-04-28 | 深圳市六勤照明科技有限公司 | LED lamp with low-temperature protection function |
| CN113739085B (en) * | 2021-09-26 | 2024-05-14 | 安徽富实光电科技有限公司 | High-efficient heat dissipation formula LED track lamp based on liquid cooling heat dissipation |
| CN114811483B (en) * | 2022-06-28 | 2022-12-23 | 盛豪科技(深圳)有限公司 | Dampproofing marine LED lighting device |
| CN119914871B (en) * | 2025-03-13 | 2025-09-12 | 广州西贝照明科技股份有限公司 | Energy-saving projection outdoor lamp based on environment-adjusting heat dissipation |
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| CN101818878A (en) * | 2010-03-05 | 2010-09-01 | 深圳市通用科技有限公司 | Intelligent remote-control vehicular illuminating lamp |
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| DE102013213783A1 (en) * | 2013-07-15 | 2015-01-15 | Osram Gmbh | Semiconductor lamp for a vehicle light |
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| CN213983326U (en) * | 2021-01-27 | 2021-08-17 | 张建勇 | Municipal lighting LED street lamp capable of dissipating heat |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2747234A1 (en) * | 2007-05-04 | 2008-11-04 | Acuity Brands, Inc. | Led lighting system |
| CN101818878A (en) * | 2010-03-05 | 2010-09-01 | 深圳市通用科技有限公司 | Intelligent remote-control vehicular illuminating lamp |
| CN101871600A (en) * | 2010-03-13 | 2010-10-27 | 中山伟强科技有限公司 | LED street lamp |
| DE102013213783A1 (en) * | 2013-07-15 | 2015-01-15 | Osram Gmbh | Semiconductor lamp for a vehicle light |
| KR20160080964A (en) * | 2014-12-30 | 2016-07-08 | 에스엘 주식회사 | A lamp for vehicle |
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| CN213983326U (en) * | 2021-01-27 | 2021-08-17 | 张建勇 | Municipal lighting LED street lamp capable of dissipating heat |
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| CN108626588A (en) | 2018-10-09 |
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