CN102128436B - Magnetic fluid LED radiating device - Google Patents
Magnetic fluid LED radiating device Download PDFInfo
- Publication number
- CN102128436B CN102128436B CN2011100380971A CN201110038097A CN102128436B CN 102128436 B CN102128436 B CN 102128436B CN 2011100380971 A CN2011100380971 A CN 2011100380971A CN 201110038097 A CN201110038097 A CN 201110038097A CN 102128436 B CN102128436 B CN 102128436B
- Authority
- CN
- China
- Prior art keywords
- magnetic fluid
- heat
- container
- dissipating
- magnetic
- 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.)
- Active
Links
Images
Abstract
The invention relates to a magnetic fluid light emitting diode (LED) radiating device. The device consists of a magnetic fluid radiator and a pulsed magnetic field generator, wherein the magnetic fluid radiator is arranged in an LED lamp device; magnetic fluid and non-magnetic fluid are sealed in a radiating container; the radiating container is arranged at a position where the pulsed magnetic field generator generates a magnetic field, and consists of an inner half container and an outer half container; the inner half container is positioned at a position where the LED lamp device generates heat energy; and the outer half container is exposed to external air. The change of specific gravity of the magnetic fluid in the radiating container is controlled according to the change of the magnetic field generated by the magnetic field generator, so that the positions of the magnetic fluid and the non-magnetic fluid in the radiating container are mutually exchanged, the heat energy of the LED lamp device is continuously transferred from inside to outside, and the radiating effect of the LED lamp device is improved.
Description
Technical field
The present invention relates to a kind of heat abstractor, particularly a kind of magnetic fluid LED heat abstractor.
Background technology
Produce in the process of LED lamp device busy and gathered great amount of heat, directly influenced the quality and the service life of LED lamp device.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of magnetic fluid LED heat abstractor is provided, utilize the mobile heat radiation of magnetic fluid to improve the radiating effect of LED lamp device, improve the quality of LED lamp device, prolong the service life of LED lamp device.
The technical scheme that the present invention adopted is: magnetic fluid LED heat abstractor is made up of magnetic fluid radiator and pulsed magnetic generator; The magnetic fluid radiator is installed in the LED lamp device; The magnetic fluid radiator is made up of heat-dissipating container, magnetic fluid and non-magnetic fluid; The proportion of magnetic fluid is different with the proportion of non-magnetic fluid, and magnetic fluid and non-magnetic fluid are by the made of not dissolving mutually; Magnetic fluid and non-magnet fluid sealing are in heat-dissipating container; Heat-dissipating container is located at the position that pulsed magnetic generator produces magnetic field; Heat-dissipating container is made up of interior half container and outer half container, and interior half container is positioned at the position that LED lamp device produces heat energy, and outer half container is exposed in the atmosphere outside.
The operation principle of magnetic fluid LED heat abstractor is: magnetic fluid that proportion is different and non-magnetic fluid are located in the heat-dissipating container of magnetic fluid radiator; Because magnetic fluid and non-magnetic fluid are by the made of not dissolving mutually; Therefore magnetic fluid is different with the position of non-magnetic fluid in heat-dissipating container; Interior half container of heat-dissipating container is located at the interior location that LED lamp device produces heat energy or gathers heat energy, and it is outside that outer half container of heat-dissipating container is located at LED lamp device; The magnetic field that utilizes pulsed magnetic generator to change; Utilize the proportion of the magnetic fluid in the magnetic field control heat-dissipating container that changes to change again; The interior magnetic fluid of heat-dissipating container and the position of non-magnetic fluid are changed mutually; The heat energy that LED lamp device is produced constantly is transformed into outer half external container heat radiation by the interior location of interior half container of heat-dissipating container, improves the radiating effect of LED lamp device.
The invention has the beneficial effects as follows: magnetic fluid LED heat abstractor is provided with magnetic fluid radiator and pulsed magnetic generator; Utilize pulsed magnetic generator to produce changes of magnetic field; The proportion of the magnetic fluid in the heat-dissipating container of control magnetic fluid radiator changes; The interior magnetic fluid of heat-dissipating container and the position of non-magnetic fluid are changed mutually, and the heat energy that LED lamp device is produced is constantly dispelled the heat to outer half container by interior half vessels switchover of heat-dissipating container, improves the radiating effect of LED lamp device.
Description of drawings
Fig. 1 is the structural representation of magnetic fluid LED heat abstractor.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further explained:
The structural representation of magnetic fluid LED heat abstractor shown in Figure 1; Magnetic fluid LED heat abstractor is made up of magnetic fluid radiator 1 and pulsed magnetic generator 2; Magnetic fluid radiator 1 is installed in the LED lamp device 15; Magnetic fluid radiator 1 is made up of heat-dissipating container 3, magnetic fluid 4 and non-magnetic fluid 5, and the proportion of magnetic fluid 4 is littler than the proportion of non-magnetic fluid 5, and magnetic fluid 4 and non-magnetic fluid 5 are by the made of not dissolving mutually; Magnetic fluid 4 is sealed in the heat-dissipating container 3 with non-magnetic fluid 5; Heat-dissipating container 3 is located at the position in pulsed magnetic generator 2 generation magnetic fields; Pulsed magnetic generator 2 is made up of pulse power generator 6 and solenoid 7, and pulse power generator 2 is connected with solenoid 7, and heat-dissipating container 3 is provided with cannelure 8; Solenoid 7 is located in the cannelure 8; Heat-dissipating container 3 is made up of with outer half container 10 interior half container 9, and interior half container 9 is positioned at the position that LED lamp device 15 produces heat energy, and outer half container 10 is exposed in the atmosphere outside.
Utilize magnetic fluid 4 and non-magnetic fluid 5 purpose that switch dispels the heat in heat-dissipating container 3 in order to reach, heat-dissipating container 3 levels are installed, and the center line 16 of heat-dissipating container 3 is parallel with the horizon; The outside wall surface 11 of outer half container 10 is positioned at the top of the internal face 12 of half container 9; Magnetic fluid 4 is sealed in the heat-dissipating container 3 with non-magnetic fluid 5; Magnetic fluid 4 is positioned at the top of non-magnetic fluid 5, and magnetic fluid 4 is positioned at outer half container 10, and non-magnetic fluid 5 is positioned at half container 9; Internal face 12 is positioned at the interior location of the power supply circuit board 13 generation heat energy of LED lamp device 15, and outside wall surface 11 is exposed in LED lamp device 2 atmosphere outside; The magnetic fluid 4 that is positioned at heat-dissipating container 3 adds that the volume of non-magnetic fluid 5 equates with the volume of heat-dissipating container 3.
Perhaps; The outside wall surface 11 of outer half container 10 is positioned at the below of the internal face 12 of half container 9, and magnetic fluid 4 is sealed in the heat-dissipating container 3 with non-magnetic fluid 5, and magnetic fluid 4 is positioned at the top of non-magnetic fluid 5; Non-magnetic fluid 5 is positioned at outer half container 10; Magnetic fluid 4 is positioned at half container 9, and internal face 12 is positioned at the interior location of the power supply circuit board 13 generation heat energy of LED lamp device 15, and outside wall surface 11 is exposed in LED lamp device 15 atmosphere outside.
In order to guarantee that magnetic fluid 4 and non-magnetic fluid 5 can not dissolve each other, magnetic fluid 4 and non-magnetic fluid 5 are by the made of not dissolving mutually; Magnetic fluid 5 is processed by magnetite powder particulate, kerosene and oleic acid, and the proportion of magnetic fluid 4 is littler than water, and non-magnetic fluid 5 is made up of water, and perhaps non-magnetic fluid 5 is mixed with non-ferromagnetic metal particle by water and constitutes.
In order to reduce the interference of ferromagnetic material to magnetic field, heat-dissipating container 3 is by non-ferromagnetic metal material manufacturing, and non-ferromagnetic metal material includes: aluminum alloy materials manufacturing, perhaps Cu alloy material, perhaps stainless steel material.
Heat-dissipating container 3 is provided with liquid feeding interface 14, with convenient magnetic fluid 4 and non-magnetic fluid 5 is joined in the heat-dissipating container 3.
The operation principle of magnetic fluid LED heat abstractor is: during use; The center line 16 of heat-dissipating container 3 is parallel with the horizon; Interior half container 9 of heat-dissipating container 3 is positioned at the below of outer half container 10 of heat-dissipating container 3, because the proportion of magnetic fluid 4 is littler than the proportion of non-magnetic fluid 5, so magnetic fluid 4 is positioned at the top of non-magnetic fluid 5; Magnetic fluid 4 is positioned at outer half container 10, and non-magnetic fluid 5 is positioned at half container 9; Interior half container 9 of heat-dissipating container 3 is located at the power supply circuit board 13 generation heat energy of LED lamp device or is gathered the interior location of heat energy, and outer half container 10 of heat-dissipating container 3 is located in the outside atmosphere; Heat-dissipating container 3 is provided with cannelure 8, and solenoid 7 is located in the cannelure 8, and pulse power generator 6 is connected with solenoid 7; Utilize the voltage of the pulse power generator 6 output settings of pulsed magnetic generator 2 to give solenoid 7; Solenoid 7 generation magnetic fields are magnetized the magnetic fluid 4 in the heat-dissipating container 3; When the proportion of the magnetic fluid that is magnetized 4 is increased to the proportion greater than non-magnetic fluid 5, make the magnetic fluid 4 that is positioned at heat-dissipating container 3 outer half containers 10 drop to half container 9 of heat-dissipating container 3; Simultaneously, the non-magnetic fluid 5 that is positioned at half container 9 of heat-dissipating container 3 rises to outer half container 10 of heat-dissipating container 3, and outer half container 10 that non-magnetic fluid 5 takes the internal heat of power supply circuit board 13 to heat-dissipating container 3 dispels the heat; When pulse power generator 6 output no-voltages, the magnetic field of solenoid 7 disappears, and the magnetic field of magnetic fluid 4 disappears, and magnetic fluid 4 proportions drop to littler than the proportion of non-magnetic fluid 5, drop to interior half container 9 of heat-dissipating container 3 again through the non-magnetic fluid 5 after the heat radiation; Simultaneously, the magnetic fluid 4 that is positioned at half container 9 of heat-dissipating container 3 rises to outer half container 10 of heat-dissipating container 3 again, and outer half container 10 that the internal heat of power supply circuit board 13 is taken to heat-dissipating container 3 dispels the heat; So constantly circulation distributes the internal heat of the power supply circuit board 13 of LED lamp device 15.
Claims (2)
1. magnetic fluid LED heat abstractor; Magnetic fluid LED heat abstractor is made up of magnetic fluid radiator (1) and pulsed magnetic generator (2); Magnetic fluid radiator (1) is installed in the LED lamp device (15); Magnetic fluid radiator (1) is made up of heat-dissipating container (3), magnetic fluid (4) and non-magnetic fluid (5), and the proportion of magnetic fluid (4) is littler than the proportion of non-magnetic fluid (5), magnetic fluid (4) by with non-magnetic fluid (5) made of dissolving mutually not; Magnetic fluid (4) is sealed in the heat-dissipating container (3) with non-magnetic fluid (5); Heat-dissipating container (3) is located at the position that pulsed magnetic generator (2) produces magnetic field; Pulsed magnetic generator (2) is made up of pulse power generator (6) and solenoid (7), and pulse power generator (2) is connected with solenoid (7), and heat-dissipating container (3) is provided with cannelure (8); Solenoid (7) is located in the cannelure (8); Heat-dissipating container (3) is made up of interior half container (9) and outer half container (10), and interior half container (9) is positioned at the position that LED lamp device (15) produces heat energy, and outer half container (10) is exposed in the atmosphere outside; It is characterized in that: the operation principle of described magnetic fluid LED heat abstractor is: magnetic fluid that proportion is different and non-magnetic fluid are located in the heat-dissipating container of magnetic fluid radiator; Because magnetic fluid and non-magnetic fluid are by the made of not dissolving mutually; Therefore magnetic fluid is different with the position of non-magnetic fluid in heat-dissipating container; Interior half container of heat-dissipating container is located at the interior location that LED lamp device produces heat energy or gathers heat energy, and it is outside that outer half container of heat-dissipating container is located at LED lamp device; The magnetic field that utilizes pulsed magnetic generator to change; Utilize the proportion of the magnetic fluid in the magnetic field control heat-dissipating container that changes to change again; The interior magnetic fluid of heat-dissipating container and the position of non-magnetic fluid are changed mutually; The heat energy that LED lamp device is produced constantly is transformed into outer half container heat radiation by the interior location of interior half container of heat-dissipating container, improves the radiating effect of LED lamp device.
2. magnetic fluid LED heat abstractor according to claim 1; The operation principle that it is characterized in that described magnetic fluid LED heat abstractor is: during use; The center line (16) of heat-dissipating container (3) is parallel with the horizon; Interior half container (9) of heat-dissipating container (3) is positioned at the below of outer half container (10) of heat-dissipating container (3), because the proportion of magnetic fluid (4) is littler than the proportion of non-magnetic fluid (5), so magnetic fluid (4) is positioned at the top of non-magnetic fluid (5); Magnetic fluid (4) is positioned at outer half container (10), and non-magnetic fluid (5) is positioned at half container (9); Interior half container (9) of heat-dissipating container (3) is located at power supply circuit board (13) the generation heat energy of LED lamp device or is gathered the interior location of heat energy, and outer half container (10) of heat-dissipating container (3) is located in the outside atmosphere; Heat-dissipating container (3) is provided with cannelure (8), and solenoid (7) is located in the cannelure (8), and pulse power generator (6) is connected with solenoid (7); Utilize the voltage of pulse power generator (6) the output setting of pulsed magnetic generator (2) to give solenoid (7); Solenoid (7) produces magnetic field is magnetized the magnetic fluid (4) in the heat-dissipating container (3); When the proportion of the magnetic fluid that is magnetized (4) is increased to the proportion greater than non-magnetic fluid (5), make the magnetic fluid (4) that is positioned at outer half container (10) of heat-dissipating container (3) drop to half container (9) of heat-dissipating container (3); Simultaneously, the non-magnetic fluid (5) that is positioned at half container (9) of heat-dissipating container (3) rises to outer half container (10) of heat-dissipating container (3), and outer half container (10) that non-magnetic fluid (5) takes the internal heat of power supply circuit board (13) to heat-dissipating container (3) dispels the heat; When pulse power generator (6) output no-voltage; The magnetic field of solenoid (7) disappears; The magnetic field of magnetic fluid (4) disappears, and magnetic fluid (4) proportion drops to littler than the proportion of non-magnetic fluid (5), drops to interior half container (9) of heat-dissipating container (3) again through the non-magnetic fluid (5) after the heat radiation; Simultaneously, the magnetic fluid (4) that is positioned at half container (9) of heat-dissipating container (3) rises to outer half container (10) of heat-dissipating container (3) again, and outer half container (10) that the internal heat of power supply circuit board (13) is taken to heat-dissipating container (3) dispels the heat; So constantly circulation distributes the internal heat of the power supply circuit board (13) of LED lamp device (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100380971A CN102128436B (en) | 2011-02-07 | 2011-02-07 | Magnetic fluid LED radiating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100380971A CN102128436B (en) | 2011-02-07 | 2011-02-07 | Magnetic fluid LED radiating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102128436A CN102128436A (en) | 2011-07-20 |
| CN102128436B true CN102128436B (en) | 2012-07-04 |
Family
ID=44266626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100380971A Active CN102128436B (en) | 2011-02-07 | 2011-02-07 | Magnetic fluid LED radiating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102128436B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013082803A1 (en) * | 2011-12-09 | 2013-06-13 | GE Lighting Solutions, LLC | Led lamp having magnetic thermal management |
| CN103196059A (en) * | 2013-03-18 | 2013-07-10 | 林智勇 | Magnetic fluid heat exchange LED (light emitting diode) lamp |
| DE102014104761A1 (en) * | 2014-04-03 | 2015-10-22 | Magicfloor Ag | Lighting device with ferromagnetic effects |
| CN104696845A (en) * | 2015-02-07 | 2015-06-10 | 朱惠冲 | Refrigeration structure for LED headlamp |
| CN111984101B (en) * | 2020-09-28 | 2021-10-12 | 苏州市东挺河智能科技发展有限公司 | Computer network interface heat abstractor based on magnetic current body new material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736933Y (en) * | 2004-07-02 | 2005-10-26 | 中国科学院理化技术研究所 | Thermoelectric-electromagnetic pump driven liquid metal chip radiator |
| CN101771127A (en) * | 2008-12-30 | 2010-07-07 | 中国科学院理化技术研究所 | LED light-emitting module with liquid metal heat dispersion heat sink |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080264068A1 (en) * | 2004-12-03 | 2008-10-30 | Shinichi Nakasuka | Magnetic Convection Heat Circulation Pump |
-
2011
- 2011-02-07 CN CN2011100380971A patent/CN102128436B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736933Y (en) * | 2004-07-02 | 2005-10-26 | 中国科学院理化技术研究所 | Thermoelectric-electromagnetic pump driven liquid metal chip radiator |
| CN101771127A (en) * | 2008-12-30 | 2010-07-07 | 中国科学院理化技术研究所 | LED light-emitting module with liquid metal heat dispersion heat sink |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102128436A (en) | 2011-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102128436B (en) | Magnetic fluid LED radiating device | |
| CN104379986B (en) | Magnetic fluid heat exchange LED | |
| CN102128437B (en) | LED (light-emitting diode) magnetic fluid radiating device | |
| CN102162589B (en) | Magnetic fluid radiating led | |
| CN110332470A (en) | A kind of high heat radiation LED lamp | |
| CN111306518A (en) | Magnetic heat dissipation type starter of LED lamp | |
| EP2853197A3 (en) | Hyperpolarized media transport vessel | |
| CN201568784U (en) | Suspension type wireless power supply composite luminophor and servo system | |
| CN203190134U (en) | Magnetic fluid heat exchange light-emitting diode (LED) lamp | |
| CN202109308U (en) | Magnetofluid heat radiation LED project lamp | |
| CN103939877A (en) | Steam heating system | |
| CN202056685U (en) | Tubular radiating LED (Light Emitting Diode) street lamp | |
| CN202852773U (en) | Eddy current induction steam generation facility | |
| CN202188554U (en) | Electromagnetic heating equipment | |
| CN202188377U (en) | Magnetic fluid heat dissipation LED (light-emitting diode) floor lamp | |
| CN102679548B (en) | Anti-scaling air energy water heater | |
| CN202434569U (en) | Co-crystallizing welding crystal bracket of LED (Light Emitting Diode) chip | |
| CN207266319U (en) | Blade of aviation engine secondary heating structure | |
| CN207664641U (en) | A kind of mobile power convenient for heat dissipation | |
| CN202109309U (en) | Inserted tube fin radiating LED (light-emitting diode) lamp | |
| CN101935822A (en) | Rectangular planar magnetic control target with alternate electromagnetic field | |
| CN204512598U (en) | A kind of miniature electromagnetic valve | |
| CN202091918U (en) | Spiral tube LED (light-emitting diode) street lamp | |
| CN103648255B (en) | Square wave pulse jet generator | |
| CN203668500U (en) | Pulsed magnetic field arc evaporation source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NANTONG CITY CHONGCHUAN TECHNOLOGY VENTURE SERVICE Effective date: 20150108 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 529080 JIANGMEN, GUANGDONG PROVINCE TO: 226000 NANTONG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150108 Address after: 226000 Jiangsu Province, Nantong City Chongchuan District Chongchuan Road No. 1 Patentee after: Nantong city science and Technology Innovation Service Center Co. Ltd. Address before: 529080, No. 1, Lane 7, garden village, off street office, Jiangmen, Guangdong Province, 605 Patentee before: Lin Zhiyong |