CN101922615B - LED lamp - Google Patents
LED lamp Download PDFInfo
- Publication number
- CN101922615B CN101922615B CN2009100229556A CN200910022955A CN101922615B CN 101922615 B CN101922615 B CN 101922615B CN 2009100229556 A CN2009100229556 A CN 2009100229556A CN 200910022955 A CN200910022955 A CN 200910022955A CN 101922615 B CN101922615 B CN 101922615B
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- translucent cover
- led
- thermal column
- led bulb
- heat radiation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to an LED lamp, which comprises a lamp housing (3), a transparent hood (7), a conductive base (2), a conductive column (1), a control circuit board (9), a radiating device (5) and an LED bulb component. The conductive base (2) and the conductive column (1) are arranged on the top of the lamp housing (3); the control circuit board (9) is arranged in the lamp housing (3); and the LED bulb component is arranged in the transparent hood (7). The radiating device is capable of radiating cyclically with air. A powerful LED lamp is minimized so as to solve the problem of junction temperature in lamp design. The service life is prolonged under the condition of ensuring high lighting effect of the LED lamp. The lamp of the invention solves the technical problems of the existing LED lamp that the radiating effect is inferior and has the advantages of good radiating effect, uniform illuminating degree and good light mixing effect free from bright speck and dark speck.
Description
Technical field
The present invention relates to a kind of LED lamp, relate in particular to a kind of LED lamp of tunable optical toning.
Background technology
LED illumination has begun to get into lighting of home comprehensively, from ornament lamp in the simplest red-letter day, to desktop lighting lamp, pendent lamp, corridor lamp and garden lamp, has become the bright spot of modern life environment, plays the effect that beautifies, improves the quality of living.LED is as room lighting, and scene lighting has energy-conservationly, and the characteristics of environmental protection are the directions of Future Development, also are new industries.
The LED lamp belongs to semiconductor devices, and its principle is: the two ends at semiconductor PN add voltage, and electronics begins to move and the hole combination, and this moment, unnecessary energy will discharge with the form of light, produced radiant light, thereby directly converted electric energy into luminous energy.The semiconductor lighting plan was all released in U.S.A, day, Europe and tw Taiwan, and China has passed through national semiconductor lighting engineering in 2003.But because the restriction of semiconductor light-emitting-diode wafer technologies at present; The photoelectric transformation efficiency of LED is still waiting to improve, great power LED especially, because of its power higher; Nearly electric energy more than 60% will become heat energy and discharge (along with development of semiconductor; Photoelectric transformation efficiency can improve gradually), this just requires in utilizing high power LED product, need dispel the heat timely to the LED lamp to guarantee its performance and life-span; Guarantee that heatsink temperature is no more than 60 ℃, to guarantee great power LED product operate as normal.Therefore, but the heat-diffusing efficiency of heat abstractor of existing LED lamp is not high, can't satisfy high-powered LED lamp power and constantly increase, and volume dwindles or constant heat radiation needs relatively.The popularization and the use of LED lamp are restricted.
Summary of the invention
In order to solve the bad technical problem of existing LED lamp thermal diffusivity, the invention provides the good LED lamp of a kind of heat dispersion.
Technical solution of the present invention:
A kind of LED lamp; Comprise lamp housing 3, translucent cover 7, conductive seat 2, conductive pole 1, control circuit board 9, heat abstractor 5 and LED bulb assembly; Said conductive seat 2 is arranged on lamp housing 3 tops with conductive pole 1; Said control circuit board 9 is arranged in the lamp housing 3, and said LED bulb assembly is arranged in the translucent cover 7
Its special character is:
Said LED lamp also comprised line plate 4 and translucent cover location-plate 6;
Said heat abstractor 5 comprises the outer thermal column 55 and interior thermal column 56 that is fixed together;
Said outer thermal column 55 is the hollow metal post; Its inside is the intermediate cavity 58 of under shed; Its upper surface is provided with a plurality of cable-through holes 59, and its side is provided with a plurality of pore 51 and a plurality of middle pores 52 gone up, and its bottom surface is provided with a plurality of interstitial holes 57; Its upper end is connected with lamp housing 3 through crossing line plate 4, and its lower end outer circumferential sides is connected through translucent cover location-plate 6 and translucent cover 7;
The said pore 51 of going up is used for being communicated with of outside air and intermediate cavity 58; Said intermediate cavity 58 is communicated with heat radiation chamber 54; Said heat radiation chamber 54 is communicated with translucent cover 7 inner spaces through under shed, and said translucent cover 7 inner spaces are communicated with outside air through interstitial hole 57 and middle pore 52;
The quantity of said LED bulb assembly is at least one, and it is arranged on interior thermal column 56 outer surfaces.
Above-mentioned heat radiation chamber 54 lower openings are equipped with at least one LED bulb assembly; And LED bulb assembly chamber 54 under sheds that will dispel the heat are airtight; Bottom, said hollow metal post side is provided with a plurality of air holes 53, and said heat radiation chamber 54 is communicated with translucent cover 7 inner spaces through air holes 53.
Above-mentioned translucent cover 7 tops are chondritic.
Above-mentioned LED bulb assembly comprises pedestal 10, aluminium base/graphite cake 11 and LED bulb 12.
The advantage that the present invention is compared with prior art had:
1, good heat dissipation.Heat abstractor of the present invention adopts air heat radiation capable of circulation, and the high-powered LED lamp miniaturization Design is achieved, and solves junction temperature problem in the Design of Luminaires, is guaranteeing that the LED lamp on higher light efficiency level, has prolonged service life.
2, illumination range does not have blanking bar and bright band, and illuminance is even.LED lamp of the present invention is arranged on the side and the lower surface of heat abstractor, forms three-dimensional design, and no ghost image has improved LED light and imitated, and makes illumination range not have blanking bar and bright band.
3, the mixed light effect is even, no speck and blackening.Translucent cover of the present invention top is a chondritic, makes even light mixing, no speck and blackening.
4, under the situation that does not change lamp body structure, can change whole power output and illumination through layout, quantity and the power of adjustment lamp body size and bulb.Be applicable to different illumination requirement and space requirement.
5, can realize the light modulation toning.The present invention can realize common white optical illumination effect; In addition, also can pass through control circuit board, employing is carried out shunt with the PWM mode and is controlled the R/G/B three-primary color LED, realizes that 256 grades of 16M color contamination light are regulated and the color range programming, optimizes light distribution effect.
Description of drawings
Fig. 1 is the structural representation of LED lamp of the present invention;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is that the structural representation of heat abstractor of the present invention reaches the heat radiation process sketch map when vertically placing;
Fig. 5 is second kind of structural representation of thermal column in the present invention;
Fig. 6 is the third structural representation of thermal column in the present invention;
Heat radiation process sketch map when Fig. 7 is horizontal positioned of the present invention for Fig. 4;
Wherein: the 1-conductive pole, the 2-conductive seat, 3-lamp housing, 4-are crossed the line plate, 5-heat abstractor, 6-translucent cover location-plate; The 7-translucent cover, 8-lead, 9-control circuit board, 10-pedestal, 11-aluminium base/graphite cake, 12-LED bulb; The last pore of 51-, pore among the 52-, 53-air holes, the 54-chamber of dispelling the heat, the outer thermal column of 55-; Thermal column in the 56-, 57-interstitial hole, 58-intermediate cavity, 59-cable-through hole, 60-installing rack.
The specific embodiment
LED lamp of the present invention; Comprise lamp housing 3, translucent cover 7, conductive seat 2, conductive pole 1, control circuit board 9, heat abstractor 5, cross line plate 4, translucent cover location-plate 6 and LED bulb assembly; Conductive seat 2 is arranged on lamp housing 3 tops with conductive pole 1; Control circuit board 9 is arranged in the lamp housing 3, and the LED bulb assembly is arranged in the translucent cover 7, and heat abstractor 5 comprises the outer thermal column 55 and interior thermal column 56 that is fixed together; Outer thermal column 55 is the hollow metal post; Its inside is the intermediate cavity 58 of under shed; Its upper surface is provided with a plurality of cable-through holes 59, and its side is provided with a plurality of pore 51 and a plurality of middle pores 52 gone up, and its bottom surface is provided with a plurality of interstitial holes 57; Its upper end is connected with lamp housing 3 through crossing line plate 4, and its lower end outer circumferential sides is connected through translucent cover location-plate 6 and translucent cover 7; Interior thermal column 56 is the hollow metal post, and its inside is the heat radiation chamber 54 of upper and lower opening, and it is polygonal cylindricality that interior thermal column 56 shapes can be selected vertebra shape, cylindrical or cross section; Last pore 51 is used for being communicated with of outside air and intermediate cavity 58, and intermediate cavity 58 is communicated with heat radiation chamber 54, and heat radiation chamber 54 is communicated with translucent cover 7 inner spaces through under shed, and interstitial hole 57 is passed through in translucent cover 7 inner spaces and middle pore 52 is communicated with outside air; The quantity of LED bulb assembly is at least one, and it is arranged on interior thermal column 56 outer surfaces.The LED bulb assembly comprises pedestal 10, aluminium base/graphite cake 11 and LED bulb 12.
In order to increase the quantity of LED bulb assembly; Also can at least one LED bulb assembly be installed at heat radiation chamber 54 lower openings; And LED bulb assembly chamber 54 under sheds that will dispel the heat are airtight; Need be provided with a plurality of air holes 53 this moment in bottom, hollow metal post side, and heat radiation chamber 54 is communicated with translucent cover 7 inner spaces through air holes 53.Can not be provided with air holes in bottom, hollow metal post side yet; And only 54 lower openings are provided with installing rack in the heat radiation chamber of interior thermal column 56; Shelve and be used to install the LED bulb assembly, heat radiation chamber 54 is communicated with translucent cover 7 inner spaces with space between the under shed through installing rack.
In order to reach a good illuminating effect, make illumination range evenly not have bright band and blanking bar, LED bulb assembly distributed and arranged of the present invention forms three-dimensional design, no ghost image on the lateral surface and lower surface of interior thermal column 56.Also can under the situation that does not change lamp body structure, change whole power output and illumination simultaneously through adjustment lamp body layout, quantity and power big or small and bulb.In addition, can be adjusted at certain installed surface flexibly the LED lamp is not installed, change the direction of illumination and the light angle of whole lamp, so that be applicable to different illumination requirement and space requirement according to the installation site and the application need of lamp.
Even in order to realize the mixed light effect, no speck and blackening, translucent cover of the present invention 7 tops are chondritic.
The present invention can realize common white optical illumination effect; In addition, also can pass through control circuit board, adopt the control chip that carries out controlling along separate routes R/G/B with the PWM form, realize that 256 grades of 16M color contamination light are regulated and the color range programming, optimize light distribution effect.
Claims (6)
1. LED lamp; Comprise lamp housing (3), translucent cover (7), conductive seat (2), conductive pole (1), control circuit board (9), heat abstractor (5) and LED bulb assembly; Said conductive seat (2) and conductive pole (1) are arranged on lamp housing (3) top; Said control circuit board (9) is arranged in the lamp housing (3), and said LED bulb assembly is arranged in the translucent cover (7)
It is characterized in that:
Said LED lamp also comprised line plate (4) and translucent cover location-plate (6);
Said heat abstractor (5) comprises outer thermal column (55) and the interior thermal column (56) that is fixed together;
Said outer thermal column (55) is the hollow metal post; Its inside is the intermediate cavity (58) of under shed; Its upper surface is provided with a plurality of cable-through holes (59), and its side is provided with a plurality of pore (51) and a plurality of middle pores (52) gone up, and its bottom surface is provided with a plurality of interstitial holes (57); Its upper end was passed through line plate (4) and was connected with lamp housing (3), and its lower end outer circumferential sides is connected through translucent cover location-plate (6) and translucent cover (7);
Thermal column (56) is the hollow metal post in said, and its inside is the heat radiation chamber (54) of upper and lower opening;
The said pore (51) of going up is used for being communicated with of outside air and intermediate cavity (58); Said intermediate cavity (58) and heat radiation chamber (54) are communicated with; Said heat radiation chamber (54) is communicated with translucent cover (7) inner space through under shed, and said translucent cover (7) inner space is communicated with outside air through interstitial hole (57) and middle pore (52);
The quantity of said LED bulb assembly is at least one, and it is arranged on interior thermal column (56) outer surface.
2. LED lamp; Comprise lamp housing (3), translucent cover (7), conductive seat (2), conductive pole (1), control circuit board (9), heat abstractor (5) and LED bulb assembly; Said conductive seat (2) and conductive pole (1) are arranged on lamp housing (3) top; Said control circuit board (9) is arranged in the lamp housing (3), and said LED bulb assembly is arranged in the translucent cover (7)
It is characterized in that:
Said LED lamp also comprised line plate (4) and translucent cover location-plate (6);
Said heat abstractor (5) comprises outer thermal column (55) and the interior thermal column (56) that is fixed together;
Said outer thermal column (55) is the hollow metal post; Its inside is the intermediate cavity (58) of under shed; Its upper surface is provided with a plurality of cable-through holes (59), and its side is provided with a plurality of pore (51) and a plurality of middle pores (52) gone up, and its bottom surface is provided with a plurality of interstitial holes (57); Its upper end was passed through line plate (4) and was connected with lamp housing (3), and its lower end outer circumferential sides is connected through translucent cover location-plate (6) and translucent cover (7);
Thermal column (56) is the hollow metal post in said, and its inside is the heat radiation chamber (54) of upper and lower opening;
The said pore (51) of going up is used for being communicated with of outside air and intermediate cavity (58), said intermediate cavity (58) and heat radiation chamber (54) connection, and interstitial hole (57) is passed through in said translucent cover (7) inner space and middle pore (52) is communicated with outside air; The quantity of said LED bulb assembly is at least one, and it is arranged on interior thermal column (56) outer surface;
Said heat radiation chamber (54) lower opening is equipped with at least one LED bulb assembly; And LED bulb assembly chamber (54) under shed that will dispel the heat is airtight; Inside is provided with a plurality of air holes (53) for the bottom, said hollow metal post side in the heat radiation chamber of upper and lower opening, and said heat radiation chamber (54) is communicated with translucent cover (7) inner space through air holes (53).
3. LED lamp according to claim 1; It is characterized in that: thermal column (56) comprises the installing rack that is arranged on heat radiation chamber (54) lower opening in said; Said installing rack is used to install the LED bulb assembly, and said heat radiation chamber (54) is communicated with translucent cover (7) inner space with space between the under shed through installing rack.
4. according to claim 1 or 2 or 3 described LED lamps, it is characterized in that: said translucent cover (7) top is a chondritic.
5. LED lamp according to claim 4 is characterized in that: thermal column (56) is polygonal cylindricality for cylindrical or cross section in said.
6. LED lamp according to claim 5 is characterized in that: said LED bulb assembly comprises pedestal (10), aluminium base/graphite cake (11) and LED bulb (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100229556A CN101922615B (en) | 2009-06-16 | 2009-06-16 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100229556A CN101922615B (en) | 2009-06-16 | 2009-06-16 | LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101922615A CN101922615A (en) | 2010-12-22 |
| CN101922615B true CN101922615B (en) | 2012-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100229556A Expired - Fee Related CN101922615B (en) | 2009-06-16 | 2009-06-16 | LED lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN101922615B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287794B (en) * | 2011-08-26 | 2013-01-23 | 深圳市普耐光电科技有限公司 | Radiator for LED (light emitting diode) lamp and LED lamp |
| KR101326518B1 (en) | 2011-09-02 | 2013-11-07 | 엘지이노텍 주식회사 | Lighting device |
| KR102017538B1 (en) | 2012-01-31 | 2019-10-21 | 엘지이노텍 주식회사 | Lighting device |
| US8680755B2 (en) * | 2012-05-07 | 2014-03-25 | Lg Innotek Co., Ltd. | Lighting device having reflectors for indirect light emission |
| CN104180202B (en) * | 2013-05-23 | 2019-03-01 | 赵依军 | LED lamp and LEDbulb lamp comprising it |
| CN105202478A (en) * | 2014-06-11 | 2015-12-30 | 江苏昊美光电科技有限公司 | Lamp cover assembly for tube element LEDs and lighting device with same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419716A (en) * | 1983-01-03 | 1983-12-06 | Stephen Koo | Vapor proof housing assembly and system |
| US4939374A (en) * | 1987-10-16 | 1990-07-03 | Maxs Ag | Irradiation device |
| CN200944725Y (en) * | 2006-08-11 | 2007-09-05 | 建凖电机工业股份有限公司 | Radiator structure |
| CN201416764Y (en) * | 2009-06-16 | 2010-03-03 | 西安圣华电子工程有限责任公司 | LED lamp |
-
2009
- 2009-06-16 CN CN2009100229556A patent/CN101922615B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419716A (en) * | 1983-01-03 | 1983-12-06 | Stephen Koo | Vapor proof housing assembly and system |
| US4939374A (en) * | 1987-10-16 | 1990-07-03 | Maxs Ag | Irradiation device |
| CN200944725Y (en) * | 2006-08-11 | 2007-09-05 | 建凖电机工业股份有限公司 | Radiator structure |
| CN201416764Y (en) * | 2009-06-16 | 2010-03-03 | 西安圣华电子工程有限责任公司 | LED lamp |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2007-265892A 2007.10.11 |
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| Publication number | Publication date |
|---|---|
| CN101922615A (en) | 2010-12-22 |
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| C56 | Change in the name or address of the patentee |
Owner name: XI'AN SENWAS AGRICULTURAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: XI'AN SENWAS ELECTRONIC ENGINEERING CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 710077, No. 18, C zone, pioneering research and Development Park, 69 Kam Yip Road, hi tech Zone, Shaanxi, Xi'an Patentee after: Xi'an Senwas Agricultural Technology Co., Ltd. Address before: 710077, No. 18, C zone, pioneering research and Development Park, 69 Kam Yip Road, hi tech Zone, Shaanxi, Xi'an Patentee before: Xi'an Shenghua Electronic Engineering Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20180616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |