CN108119881A - LED component soaking plate and LED component with special-shaped capillary flow channel - Google Patents
LED component soaking plate and LED component with special-shaped capillary flow channel Download PDFInfo
- Publication number
- CN108119881A CN108119881A CN201711370913.2A CN201711370913A CN108119881A CN 108119881 A CN108119881 A CN 108119881A CN 201711370913 A CN201711370913 A CN 201711370913A CN 108119881 A CN108119881 A CN 108119881A
- Authority
- CN
- China
- Prior art keywords
- liquid
- sucking core
- led component
- plate
- special
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
Present invention is disclosed a kind of LED component soaking plates and LED component with special-shaped capillary flow channel,For reducing the overall thermal resistance of LED component,The soaking plate includes the evaporation plate being equipped with toward each other and cold plate,Packed chamber is formed between evaporation plate and cold plate,Working medium is inoculated in chamber,Evaporation plate includes evaporation plate body and the first liquid-sucking core being attached on evaporation plate body madial wall,Cold plate includes cold plate body and the second liquid-sucking core being attached on cold plate body madial wall,Several supporting items are provided between first liquid-sucking core and the second liquid-sucking core,Several capillary passageway dielectrics of the first liquid-sucking core of connection and the second liquid-sucking core are additionally provided in cavity,The area of section of capillary passageway dielectric is gradually reduced on the direction extended from the first liquid-sucking core and the second liquid-sucking core to the middle part of capillary passageway dielectric.
Description
Technical field
The invention belongs to LED field of luminescent technology, and in particular to a kind of LED component with special-shaped capillary flow channel is used
Soaking plate and the LED component with the soaking plate.
Background technology
Conventional incandescent energy consumption is high, short life, in today that global resources are in short supply, forbids giving birth to by national governments gradually
Production, substitute products are electronic energy-saving lamps therewith, although electronic energy-saving lamp improves energy-saving effect, but due to the use of many pollutions
The heavy metal element of environment, and run counter to the main trend of environmental protection.With LED technology high speed development LED illumination gradually into
For the only choosing of novel green illumination.LED principle of luminosity, energy-saving and environmental protection level on all be far superior to traditional lighting production
Product.
In current high-power LED light source system, generally use is all the combination of plurality of LEDs device array or multi-chip
The mode of LED integration packagings realizes overall illuminating effect, and each LED component can regard the heat of a concentration as
Source.When the heat for concentrating on LED component needs to be diffused on entire radiator base plate, there are certain diffusion thermal resistance, and drop
Low diffusion thermal resistance is to reduce heat to concentrate to reduce the most effectual way of cooling system overall thermal resistance.Soaking plate is as a kind of spy
The phase transformation heat pipe of different form, has very high thermal conductivity factor, can promote temperature distribution evenness and reduce heat concentration, be real
The effective way of existing this purpose.However in the prior art, the design of soaking plate is mostly complicated, and difficulty of processing is big, manufacture
Cost is higher.
The content of the invention
One embodiment of the application provides a kind of LED component soaking plate with special-shaped capillary flow channel, structure letter
Single, easy to process, which is included with soaking plate:
The evaporation plate and cold plate being equipped with toward each other, form Packed chamber between the evaporation plate and cold plate
Room, working medium is inoculated in the chamber, and the evaporation plate includes evaporation plate body and is attached at the evaporation plate body madial wall
On the first liquid-sucking core, the cold plate include cold plate body and be attached on the cold plate body madial wall second
Liquid-sucking core is provided with several supporting items, connection is additionally provided in the cavity between first liquid-sucking core and the second liquid-sucking core
Several capillary passageway dielectrics of first liquid-sucking core and the second liquid-sucking core, the area of section of the capillary passageway dielectric exist
It is gradually reduced on the direction extended from first liquid-sucking core and the second liquid-sucking core to the middle part of the capillary passageway dielectric.
In one embodiment, the capillary passageway dielectric is in pulley shape.
In one embodiment, the capillary passageway dielectric is the copper powder of sintering.
In one embodiment, the capillary passageway dielectric is linked in outside the supporting item.
In one embodiment, area of section of the capillary passageway dielectric at first liquid-sucking core and the second liquid-sucking core
It is equal.
In one embodiment, the thickness of the evaporation plate body is less than the thickness of cold plate body.
In one embodiment, first liquid-sucking core and the second liquid-sucking core are copper powder sintered plate.
In one embodiment, the working medium is deionized water or ethyl alcohol.
In one embodiment, vacuum environment in the chamber.
One embodiment of the invention also provides a kind of LED component, including having special-shaped capillary flow channel as described above
LED component soaking plate.
Compared with prior art, the technical solution of the application has the advantages that:
By the evaporation plate and cold plate being equipped with toward each other, Packed chamber is formed between evaporation plate and cold plate
Room, working medium is inoculated in chamber, and evaporation plate includes evaporation plate body and the first imbibition being attached on evaporation plate body madial wall
Core, cold plate include cold plate body and the second liquid-sucking core for being attached on cold plate body madial wall, the first liquid-sucking core and
Several supporting items are provided between second liquid-sucking core, be additionally provided in cavity connection the first liquid-sucking core and the second liquid-sucking core it is several
Capillary passageway dielectric, the area of section of capillary passageway dielectric from the first liquid-sucking core and the second liquid-sucking core to capillary passageway
It is gradually reduced on the direction of the middle part extension of dielectric, during work, the evaporation plate of soaking plate absorbs the heat of LED component, and will
Working medium heating evaporation at the first adjacent liquid-sucking core, gaseous working medium are promptly full of entire chamber, and and cold plate
Efficient heat exchange is generated, so as to be cooled to liquid refrigerant, the working medium of liquid is absorbed by the second liquid-sucking core, and then is led to by capillary
Road dielectric is back to the first liquid-sucking core, is cycled in cycles, realizes the heat of LED component generation from evaporation plate to condensation
The efficient transmission of plate, and since special capillary passageway medium shape designs, it can more efficiently realize the second imbibition
Transmission of the liquid refrigerant to the first liquid-sucking core at core reduces the thermal resistance of soaking plate, improves heat transfer efficiency.
Description of the drawings
Fig. 1 is that the structure of the LED component soaking plate in one embodiment of the application with special-shaped capillary flow channel is shown
It is intended to;
Fig. 2 is that the capillary of the LED component soaking plate in one embodiment of the application with special-shaped capillary flow channel is led to
The schematic diagram of road dielectric cooperation supporting item;
Fig. 3 is sectional view in Fig. 2 side-looking directions.
Specific embodiment
The application is described in detail below with reference to specific embodiment shown in the drawings.But these embodiments are simultaneously
The application is not limited, structure that those of ordinary skill in the art are made according to these embodiments, method or functionally
Conversion is all contained in the protection domain of the application.
Join Fig. 1 to Fig. 3, introducing the present invention has the LED component of special-shaped capillary flow channel specific with the one of soaking plate 100
Embodiment.In the present embodiment, the LED component with soaking plate 100 include evaporation plate 10, cold plate 20, supporting item 30 with
And capillary passageway dielectric 40.
Evaporation plate 10 and cold plate 20 are positioned opposite to each other, cooperatively form between the two there are one sealing chamber (not mark
Show), working medium (not shown) is inoculated in chamber.Working medium is the medium of heat exchange in soaking plate 100, by the change of its phase,
Realize transmission of the heat from evaporation plate 10 to cold plate 20.Working medium is preferably the liquid medium with higher specific heat capacity, and one is real
It applies in example, such as can be deionized water or ethyl alcohol.Certainly, in the embodiment of other replacements, working medium can also select it
His suitable material.
Evaporation plate 10 includes evaporation plate body 11 and the first liquid-sucking core 12 being attached on 11 madial wall of evaporation plate body,
Cold plate 20 includes cold plate body 21 and the second liquid-sucking core 22 being attached on 21 madial wall of cold plate body.First imbibition
12 and second liquid-sucking core 22 of core needs have preferable capillary structure, so that working medium can be passed rapidly inside it
It is defeated.In one embodiment, the first liquid-sucking core 12 and the second liquid-sucking core 22 can be copper powder sintered plate.
The quantity of supporting item 30 be preferably set to it is multiple, be arranged at the first liquid-sucking core 12 and the second liquid-sucking core 22 it
Between, cavity is used to support, ensures the stable operation environment of soaking plate 100.
Capillary passageway dielectric 40 be likewise provided as it is multiple, in the present embodiment, the section of capillary passageway dielectric 40
Area is gradual on the direction extended from the first liquid-sucking core 12 and the second liquid-sucking core 22 to the middle part of capillary passageway dielectric 40
Reduce.So capillary passageway dielectric 40 has stronger capillarity, middle part area of section smaller at the second liquid-sucking core 22
Shape design can ensure working medium wherein more quickly conduction, the working medium of condensation is transmitted to the first liquid-sucking core 12
Place, and capillary passageway dielectric 40 has the working medium and that larger sectional area can equally ensure condensation in the first liquid-sucking core 12
The reliable capillarity of one liquid-sucking core 12.
In one embodiment, the capillary passageway dielectric 40 is in pulley shape.
In one embodiment, the capillary passageway dielectric 40 is the copper powder of sintering.
Capillary passageway dielectric 40 can be arranged at independently of one another in cavity with supporting item 30, it is preferable that in this reality
It applies in mode, capillary passageway dielectric 40 is linked in outside supporting item 30.
In one embodiment, area of section phase of the capillary passageway dielectric 40 at the first liquid-sucking core 12 and the second liquid-sucking core 22
Deng.
In one embodiment, the thickness of evaporation plate body 11 is less than the thickness of cold plate body 21.Can so it reduce from heat
Source is transferred to the thermal resistance of working medium, and the heat of LED component can quickly be transferred to the first liquid-sucking core 12, and cold plate 20 can rise
To better condensation effect.
In one embodiment, vacuum environment in chamber.
One embodiment of the application also provides a kind of using the above-mentioned soaking plate 100 with special-shaped capillary flow channel
LED component, it is also no longer superfluous to the concrete structure of LED component due to being not related to the improvement to LED component other parts
It states.
The technical solution of the application has the advantages that:
By the evaporation plate 10 and cold plate 20 being equipped with toward each other, it is formed between evaporation plate 10 and cold plate 20
The chamber of sealing, working medium is inoculated in chamber, and evaporation plate 10 includes evaporation plate body 11 and is attached at 11 inside of evaporation plate body
The first liquid-sucking core 12 on wall, cold plate 20 include cold plate body 21 and be attached on 21 madial wall of cold plate body the
Two liquid-sucking cores are provided with several supporting items 30 between the first liquid-sucking core 12 and the second liquid-sucking core, connection is additionally provided in cavity
Several capillary passageway dielectrics 40 of one liquid-sucking core 12 and the second liquid-sucking core, the area of section of capillary passageway dielectric 40 is from
It is gradually reduced at one liquid-sucking core 12 and the second liquid-sucking core on the direction that the middle part of capillary passageway dielectric 40 extends, during work,
The evaporation plate 10 of soaking plate absorbs the heat of LED component, and by the working medium heating evaporation at the first adjacent liquid-sucking core 12,
Gaseous working medium is promptly full of entire chamber, and generates efficient heat exchange with cold plate 20, so as to be cooled to liquid refrigerant,
The working medium of liquid is absorbed by the second liquid-sucking core, and then is back to the first liquid-sucking core 12, Zhou Erfu by capillary passageway dielectric 40
Beginning is cycled, and realizes efficient transmission of the heat of LED component generation from evaporation plate 10 to cold plate 20, and due to special hair
Thin 40 shape design of access dielectric can more efficiently realize at the second liquid-sucking core liquid refrigerant to the first liquid-sucking core 12
Transmission, reduce the thermal resistance of soaking plate, improve heat transfer efficiency.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above it is a series of be described in detail only for the application feasibility embodiment specifically
Bright, they are not to limit the protection domain of the application, all equivalent implementations made without departing from the application skill spirit
Or change should be included within the protection domain of the application.
Claims (10)
1. a kind of LED component soaking plate with special-shaped capillary flow channel, which is characterized in that set including coordinating toward each other
The evaporation plate and cold plate put form Packed chamber, working medium are inoculated in the chamber between the evaporation plate and cold plate,
The evaporation plate includes evaporation plate body and the first liquid-sucking core being attached on the evaporation plate body madial wall, the condensation
Plate includes cold plate body and the second liquid-sucking core for being attached on the cold plate body madial wall, first liquid-sucking core and
Several supporting items are provided between second liquid-sucking core, connection first liquid-sucking core and the second imbibition are additionally provided in the cavity
Several capillary passageway dielectrics of core, the area of section of the capillary passageway dielectric are inhaled from first liquid-sucking core and second
It is gradually reduced at wick-containing on the direction that the middle part of the capillary passageway dielectric extends.
2. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Capillary passageway dielectric is in pulley shape.
3. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Capillary passageway dielectric is the copper powder of sintering.
4. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Capillary passageway dielectric is linked in outside the supporting item.
5. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Area of section of the capillary passageway dielectric at first liquid-sucking core and the second liquid-sucking core is equal.
6. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
The thickness of evaporation plate body is less than the thickness of cold plate body.
7. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
First liquid-sucking core and the second liquid-sucking core are copper powder sintered plate.
8. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Working medium is deionized water or ethyl alcohol.
9. according to claim 1 have special-shaped capillary flow channel LED component soaking plate, which is characterized in that described
Vacuum environment in chamber.
10. a kind of LED component, which is characterized in that there is special-shaped capillary liquid stream including as described in any one of claim 1 to 9
The LED component soaking plate of access.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711370913.2A CN108119881A (en) | 2017-12-19 | 2017-12-19 | LED component soaking plate and LED component with special-shaped capillary flow channel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711370913.2A CN108119881A (en) | 2017-12-19 | 2017-12-19 | LED component soaking plate and LED component with special-shaped capillary flow channel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108119881A true CN108119881A (en) | 2018-06-05 |
Family
ID=62229319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711370913.2A Withdrawn CN108119881A (en) | 2017-12-19 | 2017-12-19 | LED component soaking plate and LED component with special-shaped capillary flow channel |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108119881A (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108444324A (en) * | 2018-06-22 | 2018-08-24 | 广东工业大学 | A kind of soaking plate |
CN110617634A (en) * | 2019-03-14 | 2019-12-27 | 山东大学 | Distribution structure of capillary parts and solar heat collector thereof |
CN110785054A (en) * | 2019-10-16 | 2020-02-11 | 东莞领杰金属精密制造科技有限公司 | Punch forming method for vapor chamber |
CN110906569A (en) * | 2019-03-14 | 2020-03-24 | 山东大学 | Solar heat collector with liquid storage area |
CN110906570A (en) * | 2019-03-14 | 2020-03-24 | 山东大学 | Loop heat pipe solar heat collector system |
CN112584671A (en) * | 2019-09-27 | 2021-03-30 | Abb瑞士股份有限公司 | Vapor chamber for cooling electronic components |
WO2021157506A1 (en) * | 2020-02-07 | 2021-08-12 | 株式会社村田製作所 | Vapor chamber |
CN115207510A (en) * | 2022-06-02 | 2022-10-18 | 华南理工大学 | Aluminum soaking plate with high surface-to-body ratio and high temperature uniformity and thermal management system |
US20230184422A1 (en) * | 2020-05-14 | 2023-06-15 | Signify Holding B.V. | Vapor chamber element |
CN115207510B (en) * | 2022-06-02 | 2024-04-19 | 华南理工大学 | Aluminum vapor chamber with high surface-to-volume ratio and high vapor uniformity and thermal management system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202166348U (en) * | 2011-07-07 | 2012-03-14 | 王勤文 | Capillary forming structure of a constant-temperature plate |
CN202750388U (en) * | 2012-06-19 | 2013-02-20 | 迈萪科技股份有限公司 | Highly-efficient vapor chamber |
US20170122672A1 (en) * | 2015-10-28 | 2017-05-04 | Taiwan Microloops Corp. | Vapor chamber and manufacturing method thereof |
US20170343295A1 (en) * | 2016-05-27 | 2017-11-30 | Asia Vital Components Co., Ltd. | Integrated heat dissipation device |
-
2017
- 2017-12-19 CN CN201711370913.2A patent/CN108119881A/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202166348U (en) * | 2011-07-07 | 2012-03-14 | 王勤文 | Capillary forming structure of a constant-temperature plate |
CN202750388U (en) * | 2012-06-19 | 2013-02-20 | 迈萪科技股份有限公司 | Highly-efficient vapor chamber |
US20170122672A1 (en) * | 2015-10-28 | 2017-05-04 | Taiwan Microloops Corp. | Vapor chamber and manufacturing method thereof |
US20170343295A1 (en) * | 2016-05-27 | 2017-11-30 | Asia Vital Components Co., Ltd. | Integrated heat dissipation device |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108444324A (en) * | 2018-06-22 | 2018-08-24 | 广东工业大学 | A kind of soaking plate |
CN110906570B (en) * | 2019-03-14 | 2021-06-25 | 山东大学 | Loop heat pipe solar heat collector system |
CN110906569A (en) * | 2019-03-14 | 2020-03-24 | 山东大学 | Solar heat collector with liquid storage area |
CN110906570A (en) * | 2019-03-14 | 2020-03-24 | 山东大学 | Loop heat pipe solar heat collector system |
CN110617634A (en) * | 2019-03-14 | 2019-12-27 | 山东大学 | Distribution structure of capillary parts and solar heat collector thereof |
CN110906569B (en) * | 2019-03-14 | 2021-08-17 | 山东大学 | Solar heat collector with liquid storage area |
CN112584671A (en) * | 2019-09-27 | 2021-03-30 | Abb瑞士股份有限公司 | Vapor chamber for cooling electronic components |
CN110785054A (en) * | 2019-10-16 | 2020-02-11 | 东莞领杰金属精密制造科技有限公司 | Punch forming method for vapor chamber |
JPWO2021157506A1 (en) * | 2020-02-07 | 2021-08-12 | ||
WO2021157506A1 (en) * | 2020-02-07 | 2021-08-12 | 株式会社村田製作所 | Vapor chamber |
JP7111266B2 (en) | 2020-02-07 | 2022-08-02 | 株式会社村田製作所 | vapor chamber |
US20230184422A1 (en) * | 2020-05-14 | 2023-06-15 | Signify Holding B.V. | Vapor chamber element |
US11873982B2 (en) * | 2020-05-14 | 2024-01-16 | Signify Holding B.V. | Vapor chamber element |
CN115207510A (en) * | 2022-06-02 | 2022-10-18 | 华南理工大学 | Aluminum soaking plate with high surface-to-body ratio and high temperature uniformity and thermal management system |
CN115207510B (en) * | 2022-06-02 | 2024-04-19 | 华南理工大学 | Aluminum vapor chamber with high surface-to-volume ratio and high vapor uniformity and thermal management system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108119881A (en) | LED component soaking plate and LED component with special-shaped capillary flow channel | |
CN205226986U (en) | Good high -power LED lamp dispels heat | |
CN202403244U (en) | Water cooling device of large LED (Light-Emitting Diode) lamp system | |
CN103174950A (en) | Light-emitting diode bulb | |
CN102494317A (en) | Water cooling device and water cooling method for large-scale light-emitting diode (LED) lamp system | |
CN103423648A (en) | Magnetic-fluid heat-pipe high-power LED (Light Emitting Diode) lamp | |
CN103939870A (en) | Cooling fin suitable for high-power LED lamp heat radiator | |
CN108119882A (en) | LED component soaking plate and LED component based on biomimetic features | |
CN204042812U (en) | condensing LED radiator | |
CN108105734A (en) | LED component soaking plate and LED component | |
CN203464001U (en) | High-power LED (Light-emitting Diode) lamp | |
CN104197292A (en) | Novel high-power LED radiating device | |
CN207006082U (en) | A kind of efficient LED radiator | |
CN102767724A (en) | Ceramic substrate LED module and high-power LED lamp | |
CN201078678Y (en) | High power LED lamp heat sinking array | |
CN203162619U (en) | LED lamp with high radiating efficiency | |
CN204665201U (en) | A kind of thermo power generating heat radiator for LED lamp | |
CN101900313B (en) | Annular steam cavity radiating module for high-power LED | |
CN103542390A (en) | Cooling device and LED lighting device with same | |
CN205678641U (en) | A kind of LED chiller with stack effect | |
CN206754961U (en) | A kind of workshop high efficiency and heat radiation flat lamp | |
CN203052247U (en) | Negative-pressure backflow-surface radiating type LED (Light Emitting Diode) lamp light source | |
CN108150977A (en) | LED component soaking plate, preparation method and LED component based on porous carbon materials | |
CN106152080A (en) | A kind of super-high-power LED stage lighting | |
CN100557301C (en) | Open type multilayer composite LED heat radiation system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180605 |