| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat radiating device for LED lighting capable of obtaining a sufficient heat radiation performance.SOLUTION: A heat radiating device for LED lighting 3 includes a heat pipe 11 having a heat receiving part 12 for receiving heat generated from an LED, a cooling fin 13 which is installed integrally with the heat pipe 11, and a wiring protection tube 14 of which both upper and lower ends are open and which protects power feeding wiring for supplying power to the LED. A container 15 of the heat pipe 11 filled with working fluid has a working fluid circulation part 21 which is installed to surround the surroundings of the wiring protection tube 14 and extending in vertical direction. The cooling fin 13 is integrally installed in the working fluid circulation part 21 of the container 15 of the heat pipe 11 to protrude to the opposite side to the wiring protection tube 14. |
