CN203927817U - Heat abstractor for LED lighting - Google Patents
Heat abstractor for LED lighting Download PDFInfo
- Publication number
- CN203927817U CN203927817U CN201320851019.8U CN201320851019U CN203927817U CN 203927817 U CN203927817 U CN 203927817U CN 201320851019 U CN201320851019 U CN 201320851019U CN 203927817 U CN203927817 U CN 203927817U
- Authority
- CN
- China
- Prior art keywords
- heat
- row
- pipe radiator
- fin
- heat abstractor
- 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
- 238000001704 evaporation Methods 0.000 claims abstract description 30
- 230000008020 evaporation Effects 0.000 claims abstract description 30
- 239000004519 grease Substances 0.000 claims abstract description 20
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 20
- 230000005494 condensation Effects 0.000 claims abstract description 8
- 238000009833 condensation Methods 0.000 claims abstract description 8
- 239000011796 hollow space material Substances 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 6
- 239000011889 copper foil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to a kind of heat abstractor for LED lighting, it is characterized in that: described heat abstractor is row's formula heat-pipe radiator, described row's formula heat-pipe radiator is a special-shaped heat pipe, near heat-conducting silicone grease layer is the evaporation cavity of hollow, this evaporation cavity is the evaporation ends of row's formula heat-pipe radiator, away from heat-conducting silicone grease layer be the fin of a plurality of hollows, described fin forms the condensation end of row's formula heat-pipe radiator, and the hollow space of fin and evaporation cavity are connected.The novel high-power LED lighting fixture heat abstractor that the utility model provides, its radiating effect is good, and saving resource, raises the efficiency greatly.
Description
Technical field
The utility model relates to field of light fittings, specifically, relates in particular to a kind of heat abstractor for LED lighting.
Background technology
LED (Light Emitting Diode) is light emitting diode, compare with fluorescent lamp with incandescent lamp, rely on the series of advantages such as its volume is little, all solid state, long-life, environmental protection, power saving, at automotive lighting, decorative lighting, mobile phone flashlight, big-and-middle size display screen light source module, be used widely, be called as the 4th generation lighting source or green light source, realize true color and high brightness, and produced white light LEDs, brought the mankind's jumping again in history of throwing light on.Yet great power LED is faced with a heat dissipation problem, the electric energy 70%～85% of existing LED input has changed into heat, and LED chip is very little, bad if dispelled the heat, can make chip temperature raise, causing that thermal stress distribution inequality, chip light emitting Efficiency Decreasing, fluorescent material swash penetrates decrease in efficiency, and then causes LED chip to shorten deteriorated, device lifetime fast, so the design of LED encapsulation and lamp heat-radiating device thereof is a good problem to study.
At present, the most general radiating mode be under base plate for packaging, install additional heat sink, and by changing heat sink structure to obtain best radiating effect.Traditional technology has adopted the external cooling modes such as free convection, micro jet flow are cooling, microchannel refrigeration, thermoelectric cooling, hot pipe technique to solve a heat radiation difficult problem for great power LED.The application combines Natural Heat Convection condition and hot pipe technique, has developed a kind of novel row's formula heat-pipe radiator, and under large space free convection cooling condition, it has been carried out to experimental study.
Utility model content
The utility model, for the poor problem of radiating effect of current high-power LED lighting fixture existence, provides a kind of heat abstractor of novel high-power LED lighting fixture, and its radiating effect is good.
For solving the problems of the technologies described above, the utility model provides a kind of novel high-power LED lighting fixture, it comprises heat abstractor, above heat abstractor, be provided with heat-conducting silicone grease layer, above heat-conducting silicone grease layer, be provided with metal base printed circuit board, above metal base printed circuit board, be provided with copper foil layer, above copper foil layer, be provided with ceramic substrate, be provided with LED chip and lens in ceramic substrate, described heat abstractor is row's formula heat-pipe radiator.
Described row's formula heat-pipe radiator is a special-shaped heat pipe, near heat-conducting silicone grease layer is the evaporation cavity of hollow, this evaporation cavity is the evaporation ends of row's formula heat-pipe radiator, away from heat-conducting silicone grease layer is the fin of a plurality of hollows, described fin forms the condensation end of row's formula heat-pipe radiator, and the hollow space of fin and evaporation cavity are connected.
Described row's formula heat-pipe radiator appearance and size is 150mm * 120mm * 120mm, and condensation end height is 100mm, and evaporation ends height is 20mm.
At described evaporation cavity, near the top of heat-conducting silicone grease layer, having thickness is 5mm metal fiber felt.
Described fin be preferably 13～15.
The hollow structure of described fin is cuboid cavity, and preferred size is 3mm * 106mm * 99mm.
The wall thickness of described fin is 1mm.
Described evaporation ends wall thickness is 4mm, it is inner form one in sky be the cavity of 142mm * 108mm * 16mm.
Useful technique effect
Novel high-power LED lighting fixture and heat abstractor thereof that the utility model provides, its radiating effect is good, and saving resource, raises the efficiency greatly.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model high-power LED lighting fixture;
Fig. 2 is the structure chart of the utility model heat abstractor.
The specific embodiment
The utility model provides a kind of novel high-power LED lighting fixture, it comprises heat abstractor, above heat abstractor, be provided with heat-conducting silicone grease layer, above heat-conducting silicone grease layer, be provided with metal base printed circuit board, above metal base printed circuit board, be provided with copper foil layer, above copper foil layer, be provided with ceramic substrate, in ceramic substrate, be provided with LED chip and lens, described heat abstractor is row's formula heat-pipe radiator.
Described row's formula heat-pipe radiator is a special-shaped heat pipe, near heat-conducting silicone grease layer is the evaporation cavity of hollow, this evaporation cavity is the evaporation ends of row's formula heat-pipe radiator, away from heat-conducting silicone grease layer is the fin of a plurality of hollows, described fin forms the condensation end of row's formula heat-pipe radiator, and the hollow space of fin and evaporation cavity are connected.
Described row's formula heat-pipe radiator appearance and size is 150mm * 120mm * 120mm, and condensation end height is 100mm, and evaporation ends height is 20mm.
At described evaporation cavity, near the top of heat-conducting silicone grease layer, having thickness is 5mm metal fiber felt.
Described fin be preferably 13～15.
The hollow structure of described fin is cuboid cavity, and preferred size is 3mm * 106mm * 99mm.
The wall thickness of described fin is 1mm.
Described evaporation ends wall thickness is 4mm, it is inner form one in sky be the cavity of 142mm * 108mm * 16mm.
Below adopt embodiment to describe embodiments of the present invention in detail, to the present invention, how application technology means solve technical problem whereby, and the implementation procedure of reaching technique effect can fully understand and implement according to this.
As shown in Figure 1, high-power LED lighting fixture comprises heat abstractor 1, above heat abstractor 1, be provided with heat-conducting silicone grease layer 2, above heat-conducting silicone grease layer 2, be provided with metal base printed circuit board 3, above metal base printed circuit board 3, be provided with copper foil layer 4, above copper foil layer 4, be provided with ceramic substrate 5, in ceramic substrate 5, be provided with LED chip and lens 6.
As shown in Figure 2, described row's formula heat-pipe radiator is a special-shaped heat pipe, near heat-conducting silicone grease layer is the evaporation cavity 7 of hollow, this evaporation cavity is the evaporation ends of row's formula heat-pipe radiator, away from heat-conducting silicone grease layer is the fin 8 of a plurality of hollows, described fin forms the condensation end of row's formula heat-pipe radiator, and the hollow space of fin and evaporation cavity are connected.
At described evaporation cavity 7, near the top of heat-conducting silicone grease layer, having thickness is 5mm metal fiber felt 9.
All above-mentioned these intellectual properties of primary enforcement, do not set restriction this new product of other forms of enforcement and/or new method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on the utility model new product.
The above, it is only preferred embodiment of the present utility model, be not the utility model to be done to the restriction of other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (5)
1. the heat abstractor for LED lighting, it is characterized in that: described heat abstractor is row's formula heat-pipe radiator, described row's formula heat-pipe radiator is a special-shaped heat pipe, near heat-conducting silicone grease layer is the evaporation cavity of hollow, this evaporation cavity is the evaporation ends of row's formula heat-pipe radiator, away from heat-conducting silicone grease layer be the fin of a plurality of hollows, described fin forms the condensation end of row's formula heat-pipe radiator, and the hollow space of fin and evaporation cavity are connected; Described row's formula heat-pipe radiator appearance and size is 150mm * 120mm * 120mm, and condensation end height is 100mm, and evaporation ends height is 20mm; At described evaporation cavity, near the top of heat-conducting silicone grease layer, having thickness is 5mm metal fiber felt.
2. heat abstractor as claimed in claim 1, is characterized in that: described fin is 13～15.
3. heat abstractor as claimed in claim 1 or 2, is characterized in that: the hollow structure of described fin is cuboid cavity, is of a size of 3mm * 106mm * 99mm.
4. heat abstractor as claimed in claim 1 or 2, is characterized in that: the wall thickness of described fin is 1mm.
5. heat abstractor as claimed in claim 1 or 2, is characterized in that: described evaporation ends wall thickness is 4mm, it is inner form one in sky be the cavity of 142mm * 108mm * 16mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851019.8U CN203927817U (en) | 2013-12-23 | 2013-12-23 | Heat abstractor for LED lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851019.8U CN203927817U (en) | 2013-12-23 | 2013-12-23 | Heat abstractor for LED lighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203927817U true CN203927817U (en) | 2014-11-05 |
Family
ID=51823622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320851019.8U Expired - Fee Related CN203927817U (en) | 2013-12-23 | 2013-12-23 | Heat abstractor for LED lighting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203927817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028869A (en) * | 2021-03-12 | 2021-06-25 | 西安交通大学 | Loop thermosiphon fin |
-
2013
- 2013-12-23 CN CN201320851019.8U patent/CN203927817U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028869A (en) * | 2021-03-12 | 2021-06-25 | 西安交通大学 | Loop thermosiphon fin |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201204203Y (en) | Radiating device for high-power LED | |
| CN102213367A (en) | Light emitting diode lamp, light emitting diode module and heat dissipater of light emitting diode module | |
| CN100584176C (en) | Heat radiation device and lighting device | |
| CN202868371U (en) | Intelligent semiconductor heat dissipation light-emitting diode (LED) lamp | |
| CN203162619U (en) | LED lamp with high radiating efficiency | |
| CN203927817U (en) | Heat abstractor for LED lighting | |
| CN203927818U (en) | LED lighting | |
| CN201772414U (en) | High-power LED independent radiating structure | |
| CN101581406B (en) | Thermotube type high-power LED lamp | |
| CN203533494U (en) | Heat dissipation system of high-power LED lamp | |
| CN203927463U (en) | High-power LED lighting fixture | |
| CN203927819U (en) | For the radiator structure of high-power LED lighting fixture | |
| CN202561699U (en) | Light-emitting diode (LED) laminated type heat-dissipation structure | |
| CN102200265A (en) | Radiator of LED (light emitting diode) | |
| CN203554880U (en) | LED display screen radiator | |
| JP3163777U (en) | Heat sink and LED lamp | |
| CN201232983Y (en) | Heat radiator and LED lamp | |
| CN205746080U (en) | Led lamp | |
| CN204986471U (en) | Heat radiating structure of LED bulb | |
| CN203023846U (en) | High-heat transmission-dissipation chip LED (light-emitting diode) lamp | |
| CN203927837U (en) | Heat abstractor | |
| CN203115905U (en) | Heat-insulating module for high-power LED (Light Emitting Diode) lighting product | |
| CN203258459U (en) | LED single-board ceramic lamp | |
| CN202708725U (en) | Hollow heat-radiation light-emitting diode (LED) bulb lamp | |
| CN202747286U (en) | Radiator of LED (light-emitting diode) illuminating lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160613 Address after: 504 room 313000, Nanxun science and technology pioneer garden, 666 Chaoyang Road, Nanxun Town, Zhejiang, Huzhou, China Patentee after: HUZHOU MINGSHUO OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Address before: Zone 313100 Zhejiang province Changxing County Xian Xiang Industry Patentee before: HUZHOU MINGWANG LIGHTING TECHNOLOGY Co.,Ltd. |
|
| DD01 | Delivery of document by public notice |
Addressee: Patent director of Huzhou Mingshuo Photoelectric Technology Co.,Ltd. Document name: payment instructions |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Patent of Huzhou Mingshuo Photoelectric Technology Co.,Ltd. The person in charge Document name: Notice of termination of patent right |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Chen Wei Document name: Notice of restoration of rights |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Chen Wei Document name: payment instructions |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Patent of Huzhou Mingshuo Photoelectric Technology Co.,Ltd. The person in charge Document name: Patent termination notice |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20211223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |