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Magnetic fluid radiating LED

A magnetic fluid and LED lamp device technology, which is applied in lighting and heating equipment, semiconductor devices of light-emitting elements, cooling/heating devices of lighting devices, etc., can solve problems affecting the quality of LED devices, and achieve the effect of improving heat dissipation

Inactive Publication Date: 2011-08-24
JIANGSU CITOTEST LABWARE MFG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The LED device tends to accumulate a lot of heat during the working process, which directly affects the quality of the LED device

Method used

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  • Magnetic fluid radiating LED
  • Magnetic fluid radiating LED

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Experimental program
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Embodiment Construction

[0008] Below in conjunction with accompanying drawing, the present invention is further described:

[0009] figure 1 The schematic diagram of the structure of the magnetic fluid heat dissipation LED is shown. The magnetic fluid heat dissipation LED is composed of a magnetic fluid heat sink 1 and an LED lamp device 2. The magnetic fluid heat sink 1 is provided with a metal ring tube 3 made of a non-ferromagnetic material and a pulse power generator. 4, the cavity of the metal annular pipe 3 is sealed with a magnetic fluid 5 and a non-magnetic fluid 6, the specific gravity of the magnetic fluid 5 is smaller than that of the non-magnetic fluid 6, an electromagnetic coil 7 is arranged in the middle of the metal annular pipe 3, and the pulse The power generator 4 is connected to the electromagnetic coil 7; the inner tube 8 of the metal annular tube 3 is located at the position where the LED lamp device 2 generates or accumulates heat energy, and the surface of the outer tube 11 of ...

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Abstract

The invention discloses a magnetic fluid radiating light emitting diode (LED), which is provided with a magnetic fluid radiator, wherein the magnetic fluid radiator is provided with a metallic annular tube and a pulse power supply generator, magnetic fluid and nonmagnetic fluid are sealed in the cavity of the metallic annular tube, an electromagnetic coil is arranged in the middle of the metallic annular tube, and the pulse power supply generator is connected with the electromagnetic coil; an inside tube of the metallic annular tube is positioned at the heat energy generating or accumulating position of the LED lamp device, and the surface of an outside tube of the metallic annular tube is contacted with the external atmosphere; and the by interchanging the positions of the magnetic fluid and the nonmagnetic fluid in the metallic annular tube, the heat energy generated by the LED lamp device is continually transferred from the outside tube of the metallic annular tube to the outside tube and radiated, so that the radiating effect of the radiator is improved.

Description

technical field [0001] The invention relates to an LED device, in particular to a magnetic fluid heat dissipation LED. Background technique [0002] The LED device easily accumulates a large amount of heat during the working process, which directly affects the quality of the LED device. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies of the prior art, and provide a magnetic fluid heat dissipation LED, which can improve the heat dissipation effect of the LED device and improve the quality of the LED device by using the magnetic fluid heat dissipation. [0004] The technical scheme adopted in the present invention is that the magnetic fluid heat dissipation LED is composed of a magnetic fluid radiator and an LED lamp device, the magnetic fluid radiator is provided with a metal annular tube made of non-ferromagnetic material and a pulse power generator, and the metal annular tube The cavity is sealed with magnetic fluid...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F21S2/00F21V29/00F21V23/00F21Y101/02F21K9/237F21K9/238F21V29/58F21Y115/10
Inventor 林智勇
Owner JIANGSU CITOTEST LABWARE MFG