CN101451665A - LED luminaire - Google Patents
LED luminaire Download PDFInfo
- Publication number
- CN101451665A CN101451665A CNA2008100439969A CN200810043996A CN101451665A CN 101451665 A CN101451665 A CN 101451665A CN A2008100439969 A CNA2008100439969 A CN A2008100439969A CN 200810043996 A CN200810043996 A CN 200810043996A CN 101451665 A CN101451665 A CN 101451665A
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- China
- Prior art keywords
- light source
- led light
- heat transfer
- radiator
- fin
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- 239000000758 substrate Substances 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 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
- 238000007598 dipping method Methods 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
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 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
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED lighting fixture, consisting of a radiator, an LED light source, a light matching lens, a rectifier control driver and a lighting pole fastening device and getting rid of lamp housings, reflectors, lampshades, etc of traditional lighting fixtures; wherein, the LED light source is fixedly positioned at a face of a heat transfer substrate of the radiator, which is at a back side of a radiating fin and the LED light source is intimately contacted with the face; the light matching lens an incident plane of which is directly opposite to the LED light source is arranged below the LED light source, and a sealing ring is added between the incident plane and the heat transfer substrate to cause a light source module to be in a closed water-proof dust-proof light source cavity; the power supply is transformed into constant direct current with stable voltage for a light source chip through the rectifier control driver. The lighting fixture of the invention is simple in structure and is not limited by fixed structures of traditional lighting fixtures and a plurality of exteriors of the lighting fixtures can be designed according to different occasions and aesthetic demands. The adoption of the simple structure greatly reduces parts of the lighting fixtures, improves the stability of the lighting fixtures and decreases the maintenance load and the manufacturing cost of the lighting fixtures. The lighting fixture applies the refraction principle of lens for secondary light matching to obtain ideal light spots and illumination evenness to improve illumination intensity of effective regions; at the same time, a radiating structure is good for cross-ventilation, the improvement of radiating effect and can prolong the service life of the lighting fixture.
Description
Technical field
The present invention relates to a kind of light fixture that is used to throw light on, say 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 invention provides a kind of LED light fixture, directly the led light source module is installed in the radiator, do not need the lamp housing and the reflector of conventional lamp, can save material, improve the light fixture radiating effect, prolong light fixture service life.
The present invention 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 control driver (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 invention has the beneficial effects as follows: 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 invention (overlooking);
Fig. 2 is a structural representation of the present invention (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 a led light source schematic diagram of the present invention;
Fig. 7 is a led light source schematic diagram of the present invention (back side);
Fig. 8 is the D-D profile of Fig. 6;
Fig. 9 is a light-distribution lens schematic diagram of the present invention;
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 control driver (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 invention:
Heat transfer radiating principle: can produce a large amount of heats when LED is luminous, collect warm too high meeting and sharply accelerate light decay, 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 control driver (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, around it and upper surface 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, 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.
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 |
|---|---|---|---|
| CNA2008100439969A CN101451665A (en) | 2008-11-25 | 2008-11-25 | LED luminaire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100439969A CN101451665A (en) | 2008-11-25 | 2008-11-25 | LED luminaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101451665A true CN101451665A (en) | 2009-06-10 |
Family
ID=40734067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100439969A Pending CN101451665A (en) | 2008-11-25 | 2008-11-25 | LED luminaire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101451665A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893174A (en) * | 2010-04-13 | 2010-11-24 | 苏州中泽光电科技有限公司 | Punching, light-distributing and heat-radiating integrated LED light source module |
| WO2011075918A1 (en) * | 2009-12-25 | 2011-06-30 | 深圳市邦贝尔电子有限公司 | Led streetlamp installation seat and led streetlamp |
| CN102147069A (en) * | 2011-04-26 | 2011-08-10 | 池州市鼎立光电科技有限公司 | Light diffusion LED (Light Emitting Diode) lamp |
| CN102168821A (en) * | 2011-04-26 | 2011-08-31 | 池州市鼎立光电科技有限公司 | Light-condensing LED (Light Emitting Diode) lamp |
| CN102192483A (en) * | 2011-06-16 | 2011-09-21 | 宁波市鄞州雷迈半导体科技有限公司 | Heat conducting and radiating structure of high-power LED (light emitting diode) light fixture |
| CN102192413A (en) * | 2010-03-11 | 2011-09-21 | 大连好利维尔科技发展有限公司 | Large-power LED lamp |
| CN102853922A (en) * | 2012-08-13 | 2013-01-02 | 吴江市东泰电力特种开关有限公司 | Loaded tapping switch temperature sensing device |
| CN103574532A (en) * | 2012-07-21 | 2014-02-12 | 无锡易昕光电科技有限公司 | Light-emitting diode (LED) lamp pole fixing frame |
| WO2014161417A1 (en) * | 2013-04-01 | 2014-10-09 | 深圳市耀嵘科技有限公司 | Radiator and led flood lamp |
| CN104728676A (en) * | 2015-03-12 | 2015-06-24 | 浙江晶日照明科技有限公司 | LED street lamp |
| CN105485592A (en) * | 2016-01-07 | 2016-04-13 | 南通中铁华宇电气有限公司 | Type III high-brightness light-distributing long service life LED module street lamp |
| US11181261B2 (en) | 2011-09-12 | 2021-11-23 | RAB Lighting Inc. | Light fixture with airflow passage separating driver and emitter |
-
2008
- 2008-11-25 CN CNA2008100439969A patent/CN101451665A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011075918A1 (en) * | 2009-12-25 | 2011-06-30 | 深圳市邦贝尔电子有限公司 | Led streetlamp installation seat and led streetlamp |
| CN102192413A (en) * | 2010-03-11 | 2011-09-21 | 大连好利维尔科技发展有限公司 | Large-power LED lamp |
| CN102192413B (en) * | 2010-03-11 | 2012-10-10 | 大连好利维尔科技发展有限公司 | Large-power LED lamp |
| CN101893174A (en) * | 2010-04-13 | 2010-11-24 | 苏州中泽光电科技有限公司 | Punching, light-distributing and heat-radiating integrated LED light source module |
| CN102168821A (en) * | 2011-04-26 | 2011-08-31 | 池州市鼎立光电科技有限公司 | Light-condensing LED (Light Emitting Diode) lamp |
| CN102147069A (en) * | 2011-04-26 | 2011-08-10 | 池州市鼎立光电科技有限公司 | Light diffusion LED (Light Emitting Diode) lamp |
| CN102192483A (en) * | 2011-06-16 | 2011-09-21 | 宁波市鄞州雷迈半导体科技有限公司 | Heat conducting and radiating structure of high-power LED (light emitting diode) light fixture |
| US11181261B2 (en) | 2011-09-12 | 2021-11-23 | RAB Lighting Inc. | Light fixture with airflow passage separating driver and emitter |
| CN103574532A (en) * | 2012-07-21 | 2014-02-12 | 无锡易昕光电科技有限公司 | Light-emitting diode (LED) lamp pole fixing frame |
| CN102853922A (en) * | 2012-08-13 | 2013-01-02 | 吴江市东泰电力特种开关有限公司 | Loaded tapping switch temperature sensing device |
| WO2014161417A1 (en) * | 2013-04-01 | 2014-10-09 | 深圳市耀嵘科技有限公司 | Radiator and led flood lamp |
| CN104728676A (en) * | 2015-03-12 | 2015-06-24 | 浙江晶日照明科技有限公司 | LED street lamp |
| CN105485592A (en) * | 2016-01-07 | 2016-04-13 | 南通中铁华宇电气有限公司 | Type III high-brightness light-distributing long service life LED module street lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Yangtze Electromechanical Science & Technology Co.,Ltd. Assignor: Dong Lixia Contract record no.: 2012320000310 Denomination of invention: LED lamp self-heat irradiation device License type: Exclusive License Open date: 20090610 Record date: 20120327 |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20090610 |