| 摘要 |
The present invention relates to a lighting device using an LED, capable of improving the heat dissipation of the lighting device using the LED with a simple structure. More particularly, the present invention relates to the lighting device using the LED, which includes: an optical source unit which includes an LED element, a printed circuit board on which the LED element is mounted, and a power supply unit which supplies power to the printed circuit board; a housing which surrounds the optical source unit; and a fixing support unit which receives the housing and connects and fixes the optical source unit in an installation space. The fixing support unit includes a first receiving member which receives the housing and a second receiving member which includes a chamber through which a cooling fluid passes, after the cooling fluid exchanging heat discharged from the optical source unit is temporarily stored in the chamber. |
