| 摘要 |
PURPOSE: An LED lighting device is provided to improve a heat radiation effect by rapidly releasing heat discharged from an LED lamp to the atmosphere. CONSTITUTION: A housing main body(100) comprises an LED lamp and a substrate in inside. A cooling unit(200) comprises a fluid passage. The fluid passage is connected with outside. The cooling unit is arranged at the upper side and lower side of the housing main body. The cooling unit is formed into a pipe shape in order to accept external air and discharge internal air. An opening unit is arranged at the lower side of the housing main body in order to be connected with outside. A communications unit(220) is extended from the opening unit and is arranged at the upper side of the housing main body in order to be connected with outside. |
