CN102954381A - Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp - Google Patents
Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp Download PDFInfo
- Publication number
- CN102954381A CN102954381A CN2012104466270A CN201210446627A CN102954381A CN 102954381 A CN102954381 A CN 102954381A CN 2012104466270 A CN2012104466270 A CN 2012104466270A CN 201210446627 A CN201210446627 A CN 201210446627A CN 102954381 A CN102954381 A CN 102954381A
- Authority
- CN
- China
- Prior art keywords
- heat
- aluminum
- aluminium
- power
- led
- 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.)
- Pending
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp, which belongs to the technical field of LED high-power illumination and irradiating. The aluminum post grooved copper-aluminum composite high-power radiator LED lamp comprises a power supply, an LED chip and a radiator, wherein the radiator consists of a heat tube, a grooved aluminum tube and fins; grooves are uniformly distributed on the outer cylindrical surface of the grooved aluminum tube; the fins are spliced and assembled in the grooves by adopting heat-conducting silica gel; the heat tube positioned in the grooved aluminum tube is filled with a superconducting liquid; an LED chip is arranged on a copper-aluminum combined flange on the lower part of the heat tube; and the upper part of the LED chip is provided with a power supply. A high-accuracy indexing head is adopted for the grooved aluminum tube, and a saw blade grooving process is adopted, so that the smooth finish and accuracy of the depth and width of the groove are ensured, and an ideal contact area is provided for the splicing of the fins. The contact tightness and an ideal heat conducting effect between the radiating fins and the groove are ensured effectively. Due to the adoption of a manufacturing process, the radiating area is increased by two times, and the weight is lowered by 40 percent. The defects of an integral radiator extruded with the common LED light source in the prior art are overcome fundamentally.
Description
Technical field
The present invention relates to the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp, belong to LED high-power illumination heat dissipation technology field.
Background technology
In the prior art, it is little that LED integrated optical source has a volume, and the advantages such as simple are installed.But the LED light source applications of integration packaging fails effectively to be solved in the light decay problem of high-power illumination light fixture always at present, its main cause is that chip package is on the less support of area, the heat that moment is gathered can't in time be derived, wearing out appears in fluorescent material and the elargol that causes light source that work long hours, thereby affects the delivery efficiency of light.The radiating fin of common LED radiator is all extruded integral type, owing to being subjected to the restriction of expressing technique, causes the thickness of radiating fin thicker, and area is less, causes radiating effect relatively poor, and manufacturing cost is too high.And the desirable designing requirement of LED high-power heat-dissipation device is to adopt lower manufacturing cost, and should obtain optimal radiating effect.And existing extruded type LED radiator does not possess this two characteristics.
Summary of the invention
In order to overcome the radiating efficiency problem of LED light source radiator in the prior art, the invention provides the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp.This radiator should adopt fluting aluminum pipe fluting and radiating fin separate machined to make, allow the radiating fin use thermal conductivity factor of fluting aluminum pipe and punched openings of fluting be higher than the assembling of pegging graft of 2.0 heat conductive silica gel, the compactness that contacts with effective assurance and desirable heat-conducting effect between the two.
The present invention solves the problems of the technologies described above the technical scheme that adopts: the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp, it mainly comprises power supply, led chip and radiator, the fluting aluminum pipe of described radiator adopts hollow structure, at the inwall of being close to hollow structure a heat pipe is set, be provided with superconducting fluid in the inner chamber of heat pipe, uniform fluting on the external cylindrical surface of fluting aluminum pipe, fin adopt heat conductive silica gel to peg graft and are assembled in the fluting; Described radiator adopts the fin of blinds punched openings, and 40-60 fin embeds in the groove of fluting aluminum pipe, becomes radial at the circumferential periphery of the aluminum pipe of slotting and is evenly arranged; Copper aluminium Ifold flange in the heat pipe bottom is installed led chip, and described copper aluminium Ifold flange adopts heat pipe copper flange and aluminium flange to be fixed together, and is provided with power supply on the top of heat pipe, and described power supply is arranged between power pack loam cake and the power pack lower cover.
Described fin adopts 100 * 86 * 0.9 millimeter fin, the middle rectangle gap that forms 1-6 10 * 50 * 1.5 millimeters by punching press.Be covered with convex lens on the described led chip.The downside of described aluminium flange is provided with a lamp umbrella.
The invention has the beneficial effects as follows: the compound high-power heat-dissipation device of this aluminium post open flume type copper aluminium LED lamp comprises power supply, led chip and radiator, and radiator is comprised of heat pipe, fluting aluminum pipe and fin.Uniform fluting on the external cylindrical surface of fluting aluminum pipe, fin adopt heat conductive silica gel to peg graft and are assembled in the fluting; The heat pipe that is arranged in the fluting aluminum pipe fills superconducting fluid.Copper aluminium Ifold flange in the heat pipe bottom is installed led chip, and top is provided with power supply.Because the fluting aluminum pipe adopts high precision dividing head, the saw blade grooving processes has guaranteed the degree of depth of groove and fineness and the accuracy of width, for the grafting of fin provides desirable contact area.The compactness of contact between the two and desirable heat-conducting effect have effectively been guaranteed.Such manufacture craft makes area of dissipation increase by 2 times, weight saving 40%.Fundamentally solved the shortcoming of the integrated radiator that common led light source is extruded in the prior art.
Description of drawings
Fig. 1 is the structure front view of the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp.
Fig. 2 is the three-dimensional view of the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp.
Among the figure: 1, power pack loam cake, 2, power supply, 3, the power pack lower cover, 4, the radiator gland, 5, fill pipe, 6, heat pipe, 7, fin, 8, led chip, 9, the aluminium flange, 10, the convex lens gland, 11, convex lens, 12, the lamp umbrella, 13, superconducting fluid, 14, the fluting aluminum pipe, 15, heat pipe copper flange.
The specific embodiment
The invention will be further described below in conjunction with drawings and embodiments.
Fig. 1,2 shows the structure chart of the compound high-power heat-dissipation device of a kind of aluminium post open flume type copper aluminium LED lamp.Among the figure, radiator mainly comprises a fluting aluminum pipe 14 and 52 fins 7, and fluting aluminum pipe 14 adopts hollow structure, at the inwall of being close to hollow structure a heat pipe 6 is set, and the housing of heat pipe 6 adopts copper material to make.Uniform fluting on the external cylindrical surface of fluting aluminum pipe 14, fin 7 adopts heat conductive silica gel to peg graft and is assembled in the fluting, and an end of heat pipe 6 is fixedly connected with a heat pipe copper flange 8, and the outside of heat pipe copper flange 8 is provided with aluminium flange 9.Fluting aluminum pipe 14, aluminium flange 9 and fin 7 adopt aluminium to make.Be provided with superconducting fluid 9 in the inner chamber of heat pipe 6, superconducting fluid 9 can be injected from filling pipe 5.Each fin 7 is provided with 4 with the microscler raised line of notch, and its thickness is 0.9mm.Copper aluminium Ifold flange in heat pipe 6 bottoms is installed led chip 8, and led chip 8 is by the convex lens 11 of convex lens gland 10 fixed covers on led chip 8.Power supply 2 is arranged between power pack loam cake 1 and the power pack lower cover 3.Downside at aluminium flange 9 is provided with a lamp umbrella 12.
The technique that the compound high-power heat-dissipation device of this aluminium post open flume type copper aluminium LED lamp utilization fluting aluminum pipe 14 flutings and fin 7 separate machined are made.Fluting aluminum pipe 14 adopts high precision dividing head, and the saw blade grooving processes has guaranteed the degree of depth of groove and fineness and the accuracy of width.For the grafting of fin 7 provides desirable contact area.Fin 7 reduces the thickness (0.9mm) of fin on the basis that increases by 2 times of areas, and on fin 74 microscler raised lines with notch of punching press, effectively increased rigidity and the area of dissipation of fin, improved the stream condition around the fin.The process using of fluting aluminum pipe 14 fluting and fin 7 combinations thermal conductivity factor be higher than the assembling of pegging graft of 2.0 heat conductive silica gel, effectively guaranteed the compactness that contacts and desirable heat-conducting effect between the two.The technique of such making makes area of dissipation increase by 2 times, weight saving 40%.Fundamentally solved the shortcoming of the integrated radiator that common led light source extrudes, prior art is owing to being subjected to the restriction of expressing technique, cause radiating fin thick (the thinnest 1.5mm) and heat pipe thickness thicker, radiating fin (the longest 40mm) area is less, cause radiating effect relatively poor, the problem that manufacturing cost is too high.
Claims (4)
1. the compound high-power heat-dissipation device of aluminium post open flume type copper aluminium LED lamp, it mainly comprises power supply (2), led chip (8) and radiator, it is characterized in that: the fluting aluminum pipe (14) of described radiator adopts hollow structure, at the inwall of being close to hollow structure a heat pipe (6) is set, be provided with superconducting fluid (13) in the inner chamber of heat pipe (6), uniform fluting on the external cylindrical surface of fluting aluminum pipe (14), fin (7) adopt heat conductive silica gel to peg graft and are assembled in the fluting; Described radiator adopts the fin (7) of blinds punched openings, and 40-60 fin (7) embeds in the groove of fluting aluminum pipe (14), becomes radial at the circumferential periphery of the aluminum pipe (14) of slotting and is evenly arranged; Copper aluminium Ifold flange in heat pipe (6) bottom is installed led chip (8), described copper aluminium Ifold flange adopts heat pipe copper flange (15) and aluminium flange (9) to be fixed together, be provided with power supply (2) on the top of heat pipe (6), described power supply (2) is arranged between power pack loam cake (1) and the power pack lower cover (3).
2. the compound high-power heat-dissipation device of aluminium post open flume type copper aluminium according to claim 1 LED lamp, it is characterized in that: described fin (7) adopts 100 * 86 * 0.9 millimeter fin, the middle rectangle gap that forms 1-6 10 * 50 * 1.5 millimeters by punching press.
3. the compound high-power heat-dissipation device of aluminium post open flume type copper aluminium according to claim 1 LED lamp is characterized in that: be covered with convex lens (11) on the described led chip (8).
4. the compound high-power heat-dissipation device of aluminium post open flume type copper aluminium according to claim 2 LED lamp, it is characterized in that: the downside of described aluminium flange (9) is provided with a lamp umbrella (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104466270A CN102954381A (en) | 2012-11-10 | 2012-11-10 | Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104466270A CN102954381A (en) | 2012-11-10 | 2012-11-10 | Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102954381A true CN102954381A (en) | 2013-03-06 |
Family
ID=47763562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104466270A Pending CN102954381A (en) | 2012-11-10 | 2012-11-10 | Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102954381A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648370Y (en) * | 2003-10-27 | 2004-10-13 | 胡初民 | Finned tube of opening louver window on fin |
| CN2809879Y (en) * | 2005-06-24 | 2006-08-23 | 宁波升谱光电半导体有限公司 | A light bulb |
| CN101663531A (en) * | 2008-08-04 | 2010-03-03 | 香港应用科技研究院有限公司 | A heat-dissipating reflector for lighting device |
| CN102080783A (en) * | 2011-03-02 | 2011-06-01 | 杭州慈源科技有限公司 | LED light with replaceable light holder thermally-radiated by using superconduction liquid |
| CN202065960U (en) * | 2010-07-29 | 2011-12-07 | 嘉善恒杰热管科技有限公司 | Thermal column type high-power LED (light-emitting diode) radiator |
-
2012
- 2012-11-10 CN CN2012104466270A patent/CN102954381A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648370Y (en) * | 2003-10-27 | 2004-10-13 | 胡初民 | Finned tube of opening louver window on fin |
| CN2809879Y (en) * | 2005-06-24 | 2006-08-23 | 宁波升谱光电半导体有限公司 | A light bulb |
| CN101663531A (en) * | 2008-08-04 | 2010-03-03 | 香港应用科技研究院有限公司 | A heat-dissipating reflector for lighting device |
| CN202065960U (en) * | 2010-07-29 | 2011-12-07 | 嘉善恒杰热管科技有限公司 | Thermal column type high-power LED (light-emitting diode) radiator |
| CN102080783A (en) * | 2011-03-02 | 2011-06-01 | 杭州慈源科技有限公司 | LED light with replaceable light holder thermally-radiated by using superconduction liquid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2881340Y (en) | LED lamp and its radiating structure | |
| CN208090482U (en) | UV-LED curing light source systems | |
| CN101666433B (en) | High power LED source for heat conduction by using room temperature liquid metal | |
| CN102878456B (en) | A kind of high-power LED lamp module of chip on board | |
| CN101290106A (en) | Semiconductor LED lamp heat radiator | |
| CN101315927B (en) | High power LED phase transition heat sink structure | |
| RU2542569C1 (en) | Led-based lighting lamp with fluid cooling | |
| CN102954452A (en) | Aluminum post grooved copper-aluminum high-power radiator | |
| CN107270140A (en) | A kind of samming and integrated heat dissipation formula LED lamp module | |
| CN202736976U (en) | LED module | |
| CN2938416Y (en) | High power LED of packed by metal casing | |
| CN102213366A (en) | High-power LED lighting device | |
| CN102954381A (en) | Aluminum post grooved copper-aluminum composite high-power radiator LED (Light-Emitting Diode) lamp | |
| CN201159445Y (en) | High power LED heat radiating device | |
| CN102322584A (en) | Ultrathin LED (light-emitting diode) surface light source based on COB (chip on board) packaging technology | |
| CN102148319A (en) | High-power white light emitting diode (LED) light source packaging structure | |
| CN202018990U (en) | High-power white-light LED light source encapsulating structure | |
| CN103633235A (en) | LED module and manufacturing process thereof | |
| CN102927484B (en) | High-power LED lamp | |
| CN105588020A (en) | High-power LED liquid cooled module lamp | |
| CN203489020U (en) | Cylindrical radiator, LED lamp bead heat dissipation device composed of cylindrical radiator, and LED lamp | |
| CN102937280A (en) | Louvered copper aluminum composite phase change high-power radiator | |
| US20120314427A1 (en) | Led heat sink and method for manufacturing the same | |
| TW201347244A (en) | Integrated high efficiency multi-layer lighting device | |
| CN102347324A (en) | Novel LED (light-emitting diode) integrated packaging structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130306 |