CN201359230Y - LED light fitting - Google Patents
LED light fitting Download PDFInfo
- Publication number
- CN201359230Y CN201359230Y CNU2008200609344U CN200820060934U CN201359230Y CN 201359230 Y CN201359230 Y CN 201359230Y CN U2008200609344 U CNU2008200609344 U CN U2008200609344U CN 200820060934 U CN200820060934 U CN 200820060934U CN 201359230 Y CN201359230 Y CN 201359230Y
- Authority
- CN
- China
- Prior art keywords
- led light
- light source
- heat transfer
- radiator
- fin
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims description 28
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 238000004512 die casting Methods 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 3
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005286 illumination Methods 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 241000258971 Brachiopoda Species 0.000 abstract 1
- 230000003796 beauty Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000007598 dipping method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED light fitting which comprises a radiator, an LED light source, a light distribution lens, a rectification control driver and a lamp post fastening device. The LED light fitting eliminates a lamp shell, a reflector, a lamp shade and the like of the traditional light fitting; the LED light source is fixedly installed at and closely contacted with one side of a back radiating fin of a heat transfer base plate of the radiator; the light distribution lens is positioned below the LED light source, an incident surface of the light distribution lens just faces the LED light source, and a sealing ring is added between the light distribution lens and the heat transfer base plate, so that a light source module is positioned in a waterproof and dustproof closed light source cavity, a power supply is converted into constant current voltage stabilization DC by a rectification driving controller, and the DC is supplied for a light source chip. The LED light fitting has the advantages of being simple in structure, not being limited by the inherent structure of the traditional light fitting, and designing multiple shapes according to the requirements of different occasions and appreciation of the beauty; furthermore, the simple structure greatly reduces the parts of the light fitting, improves the reliability thereof and reduces the amount of maintenance as well as the manufacturing cost; the light fitting utilizes the refraction principle of the lens for secondary light distribution, so as to obtain ideal light spot and illumination uniformity and improve the illumination intensity of effective area; simultaneously, the radiating structure of the light fitting is beneficial to cross-ventilation, improves the heat dissipation effect and prolongs the service life of the light fitting.
Description
Technical field
The utility model relates to a kind of light fixture that is used to throw light on, and says it is a kind of LED light fixture definitely.
Background technology
Along with being becoming tight the day of the energy and national energy policy guiding, the LED lighting will be widely used, LED street lamp in the market is various in style, but the overwhelming majority does not all break through the inherent structure of conventional road lamp, complex structure, the cost height, radiating effect is not good simultaneously, influence the use of LED light fixture, be unfavorable for the extensive promotion and application in market.
Summary of the invention
In order to overcome above-mentioned defective, the utility model provides a kind of LED light fixture, directly the led light source module is installed in the radiator, does not need the lamp housing and the reflector of conventional lamp, can save material, and improves the light fixture radiating effect, prolongs light fixture service life.
The utility model for solve that its technical problem adopts technical scheme be:
A kind of LED light fixture, by radiator (1), led light source (2), light-distribution lens (3), rectification driving governor (4) and lamp stand fastener (5) constitute, the middle heat transfer substrate upper surface of lamp radiator (1) and be equipped with fin all around, the periphery fin links to each other with the radiator frame, radiator, rectification driving governor mounting box (6) and lamp stand fastener shell (7) are the one-time formed overall structure of aluminium base die casting, led light source is fixedly mounted on radiator heat transfer substrate (12) fin (11) one side and closely contact dorsad, light-distribution lens is located at the led light source below, the plane of incidence (31) is over against led light source, add sealing ring between itself and heat transfer substrate, light source module is in the airtight light-source chamber of water proof and dust proof, the rectification driving governor is fixedly installed in the mounting box, adds the sealing ring sealing between lid (8) and mounting box.
Described radiator is formed by the alloy aluminium die-casting, by heat transfer substrate, fin and radiator frame are formed, heat transfer substrate thickness is 5-20mm, around it and upper surface be equipped with fin (the heat transfer substrate center can be provided with led light source pit or groove are installed, the heat transfer substrate lower surface also can be provided with fin, but can not influence bright dipping), fin is the aluminium flake of the about 1-4mm of thickness, leave a spacing each other, the radiator frame is located at peripheral fin periphery and is formed a peripheral enclosure body perpendicular to fin, wherein links to each other with rectification driving governor mounting box on one side.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise screw hole that is connected with lamp radiator and the through wires hole that supplies cabling on it.Light-emitting area is towards light-distribution lens, and thermal conductive surface is connected on the heat transfer substrate lower surface by screw and heat-conducting glue.
Described light-distribution lens is that glass or other transparent materials are made, and comprises a plane of incidence and a surface of emission, and lens perimeter is provided with the flange-like installing ring that connects usefulness for installing, and establishes the installing hole of symmetry on it.
Described sealing ring is made by high temperature resistant aging-resistant rubber or fluoroplastics.
The beneficial effects of the utility model are: the led light source module directly is installed in the radiator, do not need the lamp housing of conventional lamp and reflection shield etc., simplified fitting structure greatly, be not subjected to the restriction of conventional lamp inherent structure, can design multiple external form according to different occasions and esthetic requirement, simple fitting structure has reduced the light fixture parts greatly, can improve light fixture stability, reduces the light fixture maintenance capacity and reduces manufacturing cost; Fin directly contacts with atmosphere with heat transfer substrate, simultaneously be equipped with fin at least five of the heat transfer substrates, realized bigizationner of area of dissipation on smaller volume, the flow channels that fin and radiator frame form can be strengthened cross-ventilation, so also strengthen radiating effect, significantly improved the heat dispersion of light fixture, reduced thermal resistance, thereby reduce the operating temperature of led chip, improve the service life of light fixture; The reflective technology of reflector of light fixture abandoning tradition light fixture utilizes the refraction principle of lens to carry out secondary light-distribution, can obtain the desirable hot spot and the illumination uniformity, improves the intensity of illumination of effective coverage, has not only saved electric energy but also has reduced light pollution.
Description of drawings:
Fig. 1 is a structural representation of the present utility model (overlooking);
Fig. 2 is a structural representation of the present utility model (looking up);
Fig. 3 is that the A of Fig. 1 is to schematic diagram;
Fig. 4 is the B-B profile of Fig. 1;
Fig. 5 is the C-C profile of Fig. 1;
Fig. 6 is the utility model led light source schematic diagram;
Fig. 7 is the utility model led light source schematic diagram (back side);
Fig. 8 is the D-D profile of Fig. 6;
Fig. 9 is the utility model light-distribution lens schematic diagram;
Figure 10 is the E-E profile of Fig. 9;
Figure 11 is the F-F profile of Fig. 9.
The specific embodiment
Embodiment:. a kind of LED street lamp, by radiator (1), led light source (2), light-distribution lens (3), rectification driving governor (4) and lamp stand fastener (5) constitute, lamp radiator (1), rectification driving governor mounting box (6) and lamp stand fastener shell (7) are aluminium base die casting one-shot forming, led light source is fixedly mounted on radiator heat transfer substrate (12) fin (11) one side and closely contact dorsad, light-distribution lens is located at the led light source below, the plane of incidence (31) is over against led light source, add sealing ring between itself and heat transfer substrate, make light source module be in the airtight light-source chamber of water proof and dust proof, the rectification driving governor is fixedly installed in the mounting box, adds the sealing ring sealing between lid (8) and mounting box.
Described radiator is formed by the alloy aluminium die-casting, by heat transfer substrate (12), fin (11,14) and radiator frame (13) form, heat transfer substrate thickness is 5-20mm, around it and upper surface be equipped with fin (the heat transfer substrate center can be provided with led light source pit or groove are installed, the heat transfer substrate lower surface also can be provided with fin, but can not influence bright dipping), fin is the aluminium flake of the about 1-4mm of thickness, leave a spacing each other, top fin (11) vertically stands on the heat transfer substrate, the radiator frame is located at peripheral fin (14) periphery and is formed a peripheral enclosure body perpendicular to peripheral fin, wherein links to each other with rectification driving governor mounting box on one side.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place in the module carrier, and be provided with two faces, a light-emitting area (21) and a thermal conductive surface (22), thermal conductive surface is made by the little metal of thermal resistance, should comprise screw hole (23) that is connected with lamp radiator and the through wires hole (24) that supplies cabling on it.Light-emitting area is towards light-distribution lens, and thermal conductive surface is connected on the heat transfer substrate lower surface by screw and heat-conducting glue.
Described light-distribution lens is that glass or other transparent materials are made, and comprises a plane of incidence (31) and a surface of emission (32), and lens perimeter is provided with the flange-like installing ring (33) that connects usefulness for installing, and establishes the installing hole (34) of symmetry on it.
Described sealing ring is made by high temperature resistant aging-resistant materials such as rubber or fluoroplastics, and it has certain elasticity and fatigue resistance.
Operation principle of the present utility model:
The heat transfer radiating principle: can produce a large amount of heats when LED is luminous, light decay is sharply accelerated in the too high meeting of junction temperature, therefore rational heat abstractor must be set make the temperature of led chip be controlled in its operating temperature that is fit to.Led light source closely contacts with the radiator heat transfer substrate in this example, the heat that led chip sends passes on the radiator by the light source heat-conducting substrate, the fin of radiator and heat transfer substrate all directly contact with atmosphere, simultaneously be equipped with fin at least five of the heat transfer substrates, realized bigizationner of area of dissipation on smaller volume, the flow channels that fin and radiator frame form can be strengthened cross-ventilation, so also strengthened radiating effect, thereby reduce the operating temperature of led chip, improve the service life of light fixture.
The luminescent ligand photosystem: the refraction principle of scioptics carries out secondary light-distribution in this example, the directional light that the LED light-emitting area is sent can change its rising angle behind light-distribution lens, thereby change spot size and uniformity of illuminance, can adjust the length-width ratio of hot spot by the shape that changes light-distribution lens, the light that makes light fixture send shines on the road surface as far as possible, and the loss and the light source that reduce light pollute.
Claims (5)
1. LED light fixture, by radiator (1), led light source (2), light-distribution lens (3), rectification driving governor (4) and lamp stand fastener (5) constitute, it is characterized in that: the middle heat transfer substrate upper surface of lamp radiator (1) and be equipped with fin all around, the periphery fin links to each other with the radiator frame, radiator, rectification driving governor mounting box (6) and lamp stand fastener shell (7) are the one-time formed overall structure of aluminium base die casting, led light source is fixedly mounted on radiator heat transfer substrate (12) fin (11) one side and closely contact dorsad, light-distribution lens is located at the led light source below, the plane of incidence (31) is over against led light source, add sealing ring between itself and heat transfer substrate, light source module is in the airtight light-source chamber of water proof and dust proof, the rectification driving governor is fixedly installed in the mounting box, adds the sealing ring sealing between lid (8) and mounting box.
2. a kind of LED light fixture according to claim 1, it is characterized in that: described radiator is formed by the alloy aluminium die-casting, by heat transfer substrate, fin and radiator frame are formed, heat transfer substrate thickness is 5-20mm, reach upper surface around it and be equipped with fin, heat transfer substrate lower surface center can be provided with led light source pit or groove are installed, the heat transfer substrate lower surface also can be provided with fin, fin is the aluminium flake of the about 1-4mm of thickness, leave a spacing each other, the radiator frame is located at peripheral fin periphery and is formed a peripheral enclosure body perpendicular to fin, wherein links to each other with rectification driving governor mounting box on one side.
3. a kind of LED light fixture according to claim 1, it is characterized in that: described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise screw hole that is connected with lamp radiator and the through wires hole that supplies cabling on it, light-emitting area is towards light-distribution lens, and thermal conductive surface is connected on the heat transfer substrate lower surface by screw and heat-conducting glue.
4. a kind of LED light fixture according to claim 1, it is characterized in that: described light-distribution lens is that glass or other transparent materials are made, comprise a plane of incidence and a surface of emission, lens perimeter is provided with the flange-like installing ring that connects usefulness for installing, and establishes the installing hole of symmetry on it.
5. a kind of LED light fixture according to claim 1 is characterized in that: described sealing ring is made by high temperature resistant aging-resistant rubber or fluoroplastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200609344U CN201359230Y (en) | 2008-11-25 | 2008-11-25 | LED light fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200609344U CN201359230Y (en) | 2008-11-25 | 2008-11-25 | LED light fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201359230Y true CN201359230Y (en) | 2009-12-09 |
Family
ID=41424994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200609344U Expired - Fee Related CN201359230Y (en) | 2008-11-25 | 2008-11-25 | LED light fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201359230Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574314A (en) * | 2012-07-20 | 2014-02-12 | 湖北凯美能源技术有限公司 | Light-emitting diode (LED) lamp |
| CN103629605A (en) * | 2013-12-19 | 2014-03-12 | 江苏天楹之光光电科技有限公司 | Waterproof type LED (Light Emitting Diode) streetlamp module |
| CN103697441A (en) * | 2013-12-13 | 2014-04-02 | 重庆平伟光电科技有限公司 | Filling method for heat-conducting silicone grease between aluminum substrate and heat dissipater in LED (light emitting diode) module |
| CN106482082A (en) * | 2016-11-12 | 2017-03-08 | 嘉兴市恒创电力设备有限公司 | Radiating module, LED street lamp module and LED street lamp |
-
2008
- 2008-11-25 CN CNU2008200609344U patent/CN201359230Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574314A (en) * | 2012-07-20 | 2014-02-12 | 湖北凯美能源技术有限公司 | Light-emitting diode (LED) lamp |
| CN103574314B (en) * | 2012-07-20 | 2016-03-16 | 湖北凯美能源技术有限公司 | A kind of LED lamp |
| CN103697441A (en) * | 2013-12-13 | 2014-04-02 | 重庆平伟光电科技有限公司 | Filling method for heat-conducting silicone grease between aluminum substrate and heat dissipater in LED (light emitting diode) module |
| CN103629605A (en) * | 2013-12-19 | 2014-03-12 | 江苏天楹之光光电科技有限公司 | Waterproof type LED (Light Emitting Diode) streetlamp module |
| CN106482082A (en) * | 2016-11-12 | 2017-03-08 | 嘉兴市恒创电力设备有限公司 | Radiating module, LED street lamp module and LED street lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NANJING ZHONGYA OPTOELECTRONIC TECHNOLOGY CO., LTD Free format text: FORMER OWNER: DONG LIXIA Effective date: 20101026 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 236302 NO.74, SHUANGZHUANG, ZHAOZHUANG VILLAGE, DUANYING TOWNSHIP, FU NAN COUNTY, ANHUI PROVINCE TO: 210006 NO.25, XIAOXINQIAO EAST STREET, QINHUAI DISTRICT, NANJING CITY |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101026 Address after: 210006, Qinhuai District, Nanjing, careful Qiaodong street, No. 25 Patentee after: Nanjing Zhongya Opto-electrical Science and Technology Co., Ltd. Address before: Zhao village 236302 Anhui County of Funan province Duan Ying Xiang Shuang Zhuang 74 Patentee before: Dong Lixia |
|
| ASS | Succession or assignment of patent right |
Owner name: DONG LIXIA Free format text: FORMER OWNER: NANGJING ZHONGYA OPTOELECRRONICS TECHNOLOGY CO., LTD. Effective date: 20120419 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210006 NANJING, JIANGSU PROVINCE TO: 236302 FUYANG, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120419 Address after: Zhao village 236302 Anhui County of Funan province Duan Ying Xiang Shuang Zhuang 74 Patentee after: Dong Lixia Address before: 210006, Qinhuai District, Nanjing, careful Qiaodong street, No. 25 Patentee before: Nanjing Zhongya Opto-electrical Science and Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHENJIANG YANGZI ELECTROMECHANICAL EQUIPMENT CO., Free format text: FORMER OWNER: DONG LIXIA Effective date: 20120828 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 236302 FUYANG, ANHUI PROVINCE TO: 212200 ZHENJIANG, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120828 Address after: 212200 No. 108 Yang Bei Road, Yangzhong Development Zone, Jiangsu, Zhenjiang, China Patentee after: Zhenjiang Yangzi Electromechanical Equipment Co., Ltd. Address before: Zhao village 236302 Anhui County of Funan province Duan Ying Xiang Shuang Zhuang 74 Patentee before: Dong Lixia |
|
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU YANGTZE ELECTROMECHANICAL SCIENCE + TECHNO Free format text: FORMER OWNER: ZHENJIANG YANGZI ELECTROMECHANICAL EQUIPMENT CO., LTD. Effective date: 20120918 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 212200 ZHENJIANG, JIANGSU PROVINCE TO: 212132 ZHENJIANG, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120918 Address after: 212132, 76, Yinhe Road, Dagang District, Zhenjiang, Jiangsu, Zhenjiang Patentee after: Jiangsu Yangtze Electromechanical Science & Technology Co.,Ltd. Address before: 212200 No. 108 Yang Bei Road, Yangzhong Development Zone, Jiangsu, Zhenjiang, China Patentee before: Zhenjiang Yangzi Electromechanical Equipment Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20151125 |