| 摘要 |
<p>Provided is a light emitting diode (LED) lighting apparatus. The LED lighting apparatus includes a printed circuit board,(PCB) ,having a plate-shaped structure with an opened center portion; an LED chip mounted on a surface of the PCB; a ventilation unit including an end portion having an opening, other end portion coupled to the opened center portion of the PCB, and an air flowing passage connecting the opening and the opened center region of the PCB to each other; a heat sink coupled to the other surface of the PCB so as to cool down heat generated from the LED chip; a cover member including an air flowing hole corresponding to a location of the opening and covering partially the PCB, the LED chip, the ventilation unit, and the heat sink; and a base including a ventilation hole that is capable of connecting to the air flowing path and coupled to the cover ember so as to cover remaining parts of the PCB, the LED chip, the ventilation unit, and the heat sink.</p> |
