CN104565946A - Large-power LED lamp based on compound phase-change energy storing material radiating - Google Patents
Large-power LED lamp based on compound phase-change energy storing material radiating Download PDFInfo
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- CN104565946A CN104565946A CN201510026815.1A CN201510026815A CN104565946A CN 104565946 A CN104565946 A CN 104565946A CN 201510026815 A CN201510026815 A CN 201510026815A CN 104565946 A CN104565946 A CN 104565946A
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- composite phase
- change energy
- power led
- led lamp
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Abstract
The invention discloses a large-power LED lamp based on compound phase-change energy storing material radiating. The large-power LED lamp comprises a reflecting cup, a large-power LED light source arranged at the bottom part of the reflecting cup, and a light transmission plate which is formed by a PC plate or an organic glass plate and is fixed to the front end of the reflecting cup through a mounting ring; a compound phase-change energy storing radiating body which is peripherally equipped with radiating aluminum fins is connected to the rear end of the reflecting cup; a compound phase-change material container of which one end is opened is formed in the middle part of the compound phase-change energy storing radiator; compound phase-change materials fill in the compound phase-change material container; a radiator top cover for sealing is arranged at the opening end of the compound phase-change material container through a screw. With the adoption of the large-power LED lamp based on the compound phase-change energy storing material radiating, the shortages of the existing radiating technology of large-power LED down lamps can be overcome; the LED lamp has a good radiating effect, and is influenced a little by the periodic high-density heat flow, simple in structure, long in service life, convenient to mount, and low in cost.
Description
Technical field
The present invention relates to a kind of LED light device, be specifically related to a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation.
Background technology
LED illumination, refers to the solid-state illumination of semiconductor light-emitting-diode (Light Emitting Diode-LED) as light source.It has environmental protection, efficient energy-saving, the life-span is long, volume is little, respond the significant advantages such as rapid, compared with conventional incandescent, can save the electric energy of 60% ~ 90%, be acknowledged as green light source of future generation, be 21 century one of high-technology field most with prospects.But because great power LED photoelectric transformation efficiency is low, be subject to the impact of periodically high density hot-fluid, LED illumination product not yet can be met competition the illumination market growed in intensity.Therefore, how while lifting LED chip packaging density and use power, the key technical problem that its high density hot-fluid becomes LED product encapsulation field is solved.
In recent years, phase-changing energy storage material (Phase Change Material-PCM) is extensively explored for the studied personnel of impact of electronic product hot property.Phase-changing energy storage material refers to and varies with temperature and change the material that its physical property also can provide latent heat, and the process changing physical property is called phase transition process, and at this moment phase-changing energy storage material will absorb or discharge a large amount of heats.When it is applied in LED illumination product, its solid-liquid phase transition process will absorb the heat that LED chip produces in the course of the work in a large number and be stored in material internal as latent heat, Gu when LED chip quits work again by liquid-phase transition process by latent heat treatment out.This can not only significantly reduce LED operating temperature, promote its photoelectric transformation efficiency, more can reduce LED chip and work in periodic temperature change under frequent switching mode, weaken the harmful effect that cyclic thermal stres causes LED chip, ensure its stable course of work and service life.
But common phase-changing energy storage material exists the low problem of thermal conductivity, limit its further thermal control application in LED illumination industry.For this reason, scholars fill the porous material of the high heat conductance such as metal dust, metal foam, metallic fiber, carbon fiber and expanded graphite as support element in phase-changing energy storage material, prepare composite phase-change energy storage material miscellaneous, and proved by theory analysis and experiment test: composite phase-change energy storage material has higher thermal conductivity, better heat dispersion and the application of thermal control widely, and its heat management performance optimizing LED illumination product further that appears as provides possibility.
Summary of the invention
The object of the invention is to overcome the heat dissipation problem that prior art exists, propose a kind of good heat dissipation effect, by periodically high density hot-fluid affect little, structure simple, long service life, Novel LED lamp easy for installation and with low cost.
The present invention is achieved through the following technical solutions:
A kind of high-power LED lamp based on composite phase-change energy storage material heat radiation, comprise reflector, be arranged on the high-power LED light source bottom reflector, the PC plate of reflector front end is fixed on or poly (methyl methacrylate) plate is the light-passing board of material by installing ring, described reflector rear end is connected with the composite phase change energy-storing radiator of peripheral zone radiation aluminium fin, the composite phase-change material cavity volume of one end open is provided with in the middle part of described composite phase change energy-storing radiator, composite phase-change material has been filled with in described composite phase-change material cavity volume, the openend of described composite phase-change material cavity volume is provided with the radiator top cover for sealing by screw.
Further, described composite phase-change material by mass fraction be 5-35%, the paraffin class organic matter of diameter to be the turning copper fiber of 100 ~ 300 μm and mass fraction be 65-95% is prepared from by physical dispersion method and chemical dispersion method.
Further, described physical dispersion method is mechanical mixing method or ultrasonic oscillation method, and described chemical dispersion method is dispersant Coagulation Method.
Further, its inner surface of described composite phase-change material cavity volume is sandblasting face, and its circumferential inner wall face is provided with some ribs to its supporting role of described turning copper fiber, being deposited on cavity volume bottom to prevent it due to Action of Gravity Field for supporting turning copper fiber in composite phase-change material, ensureing its distributing homogeneity in phase change paraffin.
Further, described ribs is the copper fibrous annular ribs be parallel to each other, or is finned ribs, or is column type ribs.
Further, described reflector comprises reflective cup, described reflective cup inner surface is light face or sandblasting face, described reflective cup bottom inside is provided with LED light source mounting groove, described reflective cup bottom outside is provided with the reflector mounting plane for connecting composite phase change energy-storing radiator, and described reflector mounting plane and the radiator mounting plane of composite phase change energy-storing radiator are by screw compact siro spinning technology.
Further, described high-power LED light source comprises array blue-light LED chip, substrate and layer of silica gel, and described array blue-light LED chip is installed on substrate, and described layer of silica gel is filled in array blue-light LED chip gap.
Further, described substrate is provided with strengthening bright dipping micro-structural on chip installed surface, and this micro-structural is reverse taper holes structure, trapezoidal micro groove structure or sandblasted structures.
Further, described radiator top cover is bolted and is installed on described composite phase change energy-storing radiator top, which is provided with circumferential bayonet, with the circumferential inner wall face interference fit of described composite phase-change material cavity volume.
Further, the LED cable tray bottom through reflector is also penetratingly provided with in the middle part of described composite phase change energy-storing radiator.
Compared with prior art, tool of the present invention has the following advantages:
(1) thermal component of the present invention is composite phase change energy-storing radiator, comprises composite phase-change material cavity volume and radiation aluminium fin.Wherein, composite phase-change material cavity volume is in order to filled composite phase-changing energy storage material, and it can the absorption LED light source of rapid, high volume produces in phase transition process heat, thus significantly reduces the peak temperature of LED chip.Simultaneously, due to composite phase-change material energy storage and release and can act on, the periodic temperature that LED chip is operated under frequent switching mode changes weakened, and cyclic thermal stres will reduce greatly to the harmful effect that LED light source produces, and the course of work that LED light source is stable and service life will be guaranteed.
(2) thermal component of the present invention---the radiation aluminium fin in phase-change accumulation energy radiator is by aircraft aluminum drawing and forming, and end is provided with heat transfer reinforcement, simultaneously, radiation aluminium fin and composite phase-change material cavity volume are integrated, contactless thermal resistance, the capacity of heat transmission is strong, effectively can promote the thermal control performance of composite phase-change material, reduce LED operating temperature, improve its service life.
(3) LED chip installation base plate of the present invention is provided with strengthening bright dipping micro-structural, LED multi-chip light source module light extraction efficiency can be improved more than 40%, thus improve light-source brightness, more save electric energy.
(4) structure of the present invention is simple, easy for installation, compares traditional LED lamp tool and decreases processing technology and set-up time.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of the embodiment of the present invention.
Fig. 2 is the exploded perspective view of the other direction of the embodiment of the present invention.
Fig. 3 is the assembly schematic diagram of the embodiment of the present invention.
Fig. 4 is the assembly cross-sectional schematic of embodiments of the invention.
Fig. 5 is the structural representation of composite phase change energy-storing radiator.
Fig. 6 is the cross-sectional schematic of composite phase change energy-storing radiator.
Fig. 7 is the I place close-up schematic view in Fig. 6.
Fig. 8 is the structural representation of high-power LED light source.
In figure: 1-composite phase change energy-storing radiator; 11-composite phase-change material cavity volume; 111-copper fibrous annular ribs; 12-LED cable tray; 13-radiation aluminium fin; 14-radiator mounting plane; 2-reflector; 21-reflector mounting plane; The reflective cup of 22-, 23-rim of a cup installs bayonet socket; 24-LED light source mounting groove; 3-high-power LED light source; 31-array blue-light LED chip; 32-substrate; 33-layer of silica gel; 4-light-passing board; 5-installing ring; 51-installs bayonet socket; 6-jump ring; 61-spring supporting sheet; 62 springs; 7-radiator top cover.
Detailed description of the invention
Be described in further detail goal of the invention of the present invention below in conjunction with the drawings and specific embodiments, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following examples.
Below in conjunction with accompanying drawing and detailed description of the invention, the invention will be further described:
As shown in Fig. 1 to 8, a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation, comprise reflector 2, be arranged on the high-power LED light source 3 bottom reflector 2, the light-passing board 4 that the PC plate of reflector 2 front end or poly (methyl methacrylate) plate are material is fixed on by installing ring 5, described reflector 2 rear end is connected with the composite phase change energy-storing radiator of peripheral zone radiation aluminium fin 13, the composite phase-change material cavity volume 11 of one end open is provided with in the middle part of described composite phase change energy-storing radiator, composite phase-change material has been filled with in described composite phase-change material cavity volume 11, the openend of described composite phase-change material cavity volume 11 is provided with the radiator top cover 7 for sealing by screw.
Described composite phase-change material by mass fraction be 5-35%, the paraffin class organic matter of diameter to be the turning copper fiber of 100 ~ 300 μm and mass fraction be 65-95% is prepared from by physical dispersion method and chemical dispersion method.
Described physical dispersion method is mechanical mixing method or ultrasonic oscillation method, and described chemical dispersion method is dispersant Coagulation Method.
Its inner surface of described composite phase-change material cavity volume 11 is sandblasting face, and its circumferential inner wall face is provided with some ribs to its supporting role of described turning copper fiber.
Described ribs is the copper fibrous annular ribs 111 be parallel to each other, or is finned ribs, or is column type ribs, and the present embodiment adopts copper fibrous annular ribs.
Described reflector 2 comprises reflective cup 22, described reflective cup 22 inner surface is light face or sandblasting face, described reflective cup 22 bottom inside is provided with LED light source mounting groove 24, described reflective cup 22 bottom outside is provided with the reflector mounting plane 21 for connecting composite phase change energy-storing radiator 1, and described reflector mounting plane 21 passes through screw compact siro spinning technology with the radiator mounting plane 14 of composite phase change energy-storing radiator 1.
Described high-power LED light source 3 comprises array blue-light LED chip 31, substrate 32 and layer of silica gel 33, and described array blue-light LED chip 31 is installed on substrate 32, and described layer of silica gel 33 is filled in array blue-light LED chip 31 gap.
Meanwhile, described substrate 32 is provided with strengthening bright dipping micro-structural on chip installed surface, and this micro-structural is reverse taper holes structure, trapezoidal micro groove structure or sandblasted structures.
Described radiator top cover is bolted and is installed on described composite phase change energy-storing radiator top, which is provided with circumferential bayonet, with the circumferential inner wall face interference fit of described composite phase-change material cavity volume.
The LED cable tray 12 bottom through reflector 2 is also penetratingly provided with in the middle part of described composite phase change energy-storing radiator 1.
The composite phase change energy-storing radiator 1 of the present embodiment adopts integrated process technology to obtain, and comprises composite phase-change material cavity volume 11, LED cable tray 12, radiation aluminium fin 13 and radiator mounting plane 14.In the present embodiment, described composite phase change energy-storing radiator 1 is cylindric; Described composite phase-change material cavity volume 11 is for sealing composite phase-change material up for safekeeping, its inner surface is sandblasting face, and some copper fibrous annular ribs 111 are provided with in circumferential inner wall face, its dimensional parameters: thickness H, extension elongation L and space D design according to actual conditions, the support can played a supporting role to copper fiber, copper fiber is uniformly distributed in composite phase-change material do not precipitate, the dimensional parameters in the present embodiment is: thickness H=1mm, extension elongation L=2mm, space D=3mm; Described composite phase-change material by mass fraction be 25%, diameter to be the turning copper fiber of 180 μm and mass fraction be 75% paraffin class organic matter be prepared from by mechanical agitation and ultrasonic oscillation method and dispersant Coagulation Method; Described LED cable tray 12 is provided with the through hole that diameter is greater than electric wire and related accessory width; Described radiation aluminium fin 13 is arranged in the side face of described phase-change material cavity volume 11 vertically, and by aircraft aluminum drawing and forming, end is provided with heat transfer reinforcement simultaneously; Described radiator mounting plane 14 is provided with 4 M3 screwed holes, for installing described reflector 12, be provided with 8 M2.5 screwed holes, for installing described reflector 12 and described high-power LED light source 3 simultaneously, in installation process, between each contact surface, apply the heat-conducting silicone grease of thin uniform layer; The top of described phase-change accumulation energy radiator 1 is connected by bolt with described radiator top cover 7, and meanwhile, described radiator top cover 7 is provided with circumferential bayonet, with the inner surface interference fit of described phase-change material cavity volume 11.
Reflector 2 comprises reflector mounting plane 21, reflective cup 22, rim of a cup installation bayonet socket 23 and LED light source mounting groove 24.In the present embodiment, described reflector mounting plane 21 has 4 Φ 3.1 counter sinks and 8 Φ 2.6 through holes, for described reflector 2 and described high-power LED light source 3 are installed on described composite phase change energy-storing radiator 1, between contact surface, apply the heat-conducting silicone grease of thin uniform layer; The inner surface of described reflective cup 22 is light face or sandblasting face, and outer surface is light face; Described rim of a cup is installed bayonet socket 23 and is docked with the described installation bayonet socket 51 on described installing ring 5 by interference fit; Described LED light source mounting groove 24 is arranged at the bottom of the cup of described reflector 2 inner surface, by applying heat-conducting silicone grease and described high-power LED light source 3 compact siro spinning technology of thin uniform layer.
High-power LED light source 3 comprises array blue-light LED chip 31, substrate 32, layer of silica gel 33 and phosphor powder layer (sign).In the present embodiment, described high-power LED light source 3 is close to described LED light source mounting groove 24 by heat conductive silica gel, and is bolted and is installed on bottom described reflector 2; Described substrate 32 is provided with strengthening bright dipping micro-structural on chip installed surface, and this micro-structural is reverse taper holes structure; Described array blue-light LED chip 31 is packaged in described substrate 32 by described layer of silica gel 33; Described phosphor powder layer is coated on the surface of described array blue-light LED chip 31 and the upper surface of described layer of silica gel 33.
The installation bayonet socket 51 of installing ring 5 is installed bayonet socket 23 by interference fit with the rim of a cup of described reflector 2 and is connected, and described light-passing board 4 is bound by the rim of a cup of described reflector 2.
In addition, reflector 2 both sides are also provided with jump ring 6, and described jump ring 6 comprises spring supporting sheet 61 and spring 62.In the present embodiment, spring supporting sheet 61 described in two panels is fixed on the periphery of described installing ring 5, symmetrical in 180 °; Described spring 62 is placed on described spring supporting sheet 61; Described jump ring 6 for described a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation in the fixed installation of body of wall.
Radiator top cover 7 is provided with 4 Φ 2.6 through holes, is bolted the top being installed on described composite phase change energy-storing radiator 1, which is provided with circumferential bayonet, with the inner surface interference fit of described composite phase-change material cavity volume 11.
During installation, first 4 M3 dormant bolts are adopted to be fixed on the mounting plane 14 of composite phase change energy-storing radiator 1 by reflector 2, then high-power LED light source 3 is adjacent to LED light source mounting groove 24, and is fixed in reflector 2 with on composite phase change energy-storing radiator 1 by 8 M2.5 bolts.Wherein, the heat-conducting silicone grease of thin uniform layer should be applied between each installation contact surface.Next step, be steadily positioned over light-passing board 4 in installing ring 5, then the installation bayonet socket 51 of installing ring 5 is installed bayonet socket 23 with the rim of a cup of reflector 2 be connected by interference fit, thus light-passing board 4 is fixed on the rim of a cup place of reflector 2.Finally, jump ring 6 is fixed on the periphery of installing ring 5, and uses 4 M2.5 bolts radiator top cover 7 to be installed on the top of phase-change accumulation energy radiator 1.So far, the installation process of described a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation completes.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (10)
1. the high-power LED lamp based on composite phase-change energy storage material heat radiation, comprise reflector (2), be arranged on the high-power LED light source (3) of reflector (2) bottom, the light-passing board (4) that the PC plate of reflector (2) front end or poly (methyl methacrylate) plate are material is fixed on by installing ring (5), it is characterized in that: described reflector (2) rear end is connected with the composite phase change energy-storing radiator of peripheral zone radiation aluminium fin (13), the composite phase-change material cavity volume (11) of one end open is provided with in the middle part of described composite phase change energy-storing radiator, composite phase-change material has been filled with in described composite phase-change material cavity volume (11), the openend of described composite phase-change material cavity volume (11) is provided with the radiator top cover (7) for sealing by screw.
2. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, is characterized in that: described composite phase-change material by mass fraction be 5-35%, the paraffin class organic matter of diameter to be the turning copper fiber of 100 ~ 300 μm and mass fraction be 65-95% is prepared from by physical dispersion method and chemical dispersion method.
3. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 2, is characterized in that: described physical dispersion method is mechanical mixing method or ultrasonic oscillation method, and described chemical dispersion method is dispersant Coagulation Method.
4. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, it is characterized in that: its inner surface of described composite phase-change material cavity volume (11) is sandblasting face, and its circumferential inner wall face is provided with some ribs to its supporting role of described turning copper fiber.
5. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 4, is characterized in that: described ribs is the copper fibrous annular ribs be parallel to each other, or is finned ribs, or is column type ribs.
6. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, it is characterized in that: described reflector (2) comprises reflective cup (22), described reflective cup (22) inner surface is light face or sandblasting face, described reflective cup (22) bottom inside is provided with LED light source mounting groove (24), described reflective cup (22) bottom outside is provided with the reflector mounting plane (21) for connecting composite phase change energy-storing radiator (1), the radiator mounting plane (14) of described reflector mounting plane (21) and composite phase change energy-storing radiator (1) is by screw compact siro spinning technology.
7. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, it is characterized in that, described high-power LED light source (3) comprises array blue-light LED chip (31), substrate (32) and layer of silica gel (33), described array blue-light LED chip (31) is installed on substrate (32), and described layer of silica gel (33) is filled in array blue-light LED chip (31) gap.
8. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 7, it is characterized in that, described substrate (32) is provided with strengthening bright dipping micro-structural on chip installed surface, and this micro-structural is reverse taper holes structure, trapezoidal micro groove structure or sandblasted structures.
9. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, it is characterized in that, described radiator top cover is bolted and is installed on described composite phase change energy-storing radiator top, which is provided with circumferential bayonet, with the circumferential inner wall face interference fit of described composite phase-change material cavity volume.
10. a kind of high-power LED lamp based on composite phase-change energy storage material heat radiation according to claim 1, it is characterized in that, described composite phase change energy-storing radiator (1) middle part is also penetratingly provided with the LED cable tray (12) of through reflector (2) bottom.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931382A (en) * | 2017-03-29 | 2017-07-07 | 华南理工大学 | A kind of heat dissipation element for LED car lamp and preparation method thereof |
| CN110501831A (en) * | 2019-08-14 | 2019-11-26 | 深圳市华星光电技术有限公司 | Backlight module and display device |
| CN113140826A (en) * | 2021-04-19 | 2021-07-20 | 佛山市液冷时代科技有限公司 | Battery liquid cooling heat dissipation device based on paraffin-copper fiber phase change composite material |
| CN113534534A (en) * | 2021-07-08 | 2021-10-22 | 深圳亿成光电科技有限公司 | Backlight source structure of vehicle-mounted TFT display screen |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090322229A1 (en) * | 2008-06-25 | 2009-12-31 | Bwt Property, Inc. | LED Lighting Fixture |
| CN201589142U (en) * | 2009-12-28 | 2010-09-22 | 大连金三维科技有限公司 | Semiconductor light source work mineral lamp |
| CN102027805A (en) * | 2008-03-02 | 2011-04-20 | 鲁梅耐蒂克斯公司 | Thermal storage system using phase change materials in LED lamps |
| CN102155729A (en) * | 2011-04-28 | 2011-08-17 | 华南理工大学 | Heat dissipation method of LED (light-emitting diode) device and device |
| CN102330906A (en) * | 2011-10-10 | 2012-01-25 | 无锡华兆泓光电科技有限公司 | High-power integrated LED (light-emitting diode) lamp body structure with micro lens array |
| CN102937280A (en) * | 2012-11-12 | 2013-02-20 | 大连日盛实业有限公司 | Louvered copper aluminum composite phase change high-power radiator |
| CN104235692A (en) * | 2014-09-15 | 2014-12-24 | 广东顺德西安交通大学研究院 | Phase change heat storage type high-power LED (light-emitting diode) street lamp |
| CN204437757U (en) * | 2015-01-19 | 2015-07-01 | 华南理工大学 | A kind of high-power LED lamp based on composite phase-change energy storage material heat radiation |
-
2015
- 2015-01-19 CN CN201510026815.1A patent/CN104565946B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102027805A (en) * | 2008-03-02 | 2011-04-20 | 鲁梅耐蒂克斯公司 | Thermal storage system using phase change materials in LED lamps |
| US20090322229A1 (en) * | 2008-06-25 | 2009-12-31 | Bwt Property, Inc. | LED Lighting Fixture |
| CN201589142U (en) * | 2009-12-28 | 2010-09-22 | 大连金三维科技有限公司 | Semiconductor light source work mineral lamp |
| CN102155729A (en) * | 2011-04-28 | 2011-08-17 | 华南理工大学 | Heat dissipation method of LED (light-emitting diode) device and device |
| CN102330906A (en) * | 2011-10-10 | 2012-01-25 | 无锡华兆泓光电科技有限公司 | High-power integrated LED (light-emitting diode) lamp body structure with micro lens array |
| CN102937280A (en) * | 2012-11-12 | 2013-02-20 | 大连日盛实业有限公司 | Louvered copper aluminum composite phase change high-power radiator |
| CN104235692A (en) * | 2014-09-15 | 2014-12-24 | 广东顺德西安交通大学研究院 | Phase change heat storage type high-power LED (light-emitting diode) street lamp |
| CN204437757U (en) * | 2015-01-19 | 2015-07-01 | 华南理工大学 | A kind of high-power LED lamp based on composite phase-change energy storage material heat radiation |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931382A (en) * | 2017-03-29 | 2017-07-07 | 华南理工大学 | A kind of heat dissipation element for LED car lamp and preparation method thereof |
| CN106931382B (en) * | 2017-03-29 | 2023-03-21 | 华南理工大学 | Heat dissipation element for LED car lamp and preparation method thereof |
| CN110501831A (en) * | 2019-08-14 | 2019-11-26 | 深圳市华星光电技术有限公司 | Backlight module and display device |
| CN113140826A (en) * | 2021-04-19 | 2021-07-20 | 佛山市液冷时代科技有限公司 | Battery liquid cooling heat dissipation device based on paraffin-copper fiber phase change composite material |
| CN113534534A (en) * | 2021-07-08 | 2021-10-22 | 深圳亿成光电科技有限公司 | Backlight source structure of vehicle-mounted TFT display screen |
| CN113534534B (en) * | 2021-07-08 | 2024-01-05 | 深圳亿成光电科技有限公司 | Backlight source structure of vehicle-mounted TFT display screen |
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| Publication number | Publication date |
|---|---|
| CN104565946B (en) | 2017-01-25 |
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