| 摘要 |
The present invention relates to an LED street lamp having a water cooling unit. The present invention comprises an LED board (1), a cooling case (3), a heat medium supply unit (5), a cooling fan (7), and a casing (9). A plurality of LEDs is mounted on an upper surface of the LED board (1). The cooling case (3) is connected to the LED board (1) and includes a heat exchange chamber (13), which receives the heat medium of liquid, in a space between the LED board (1) and the cooling case (3). The heat medium supply unit (5) circulates the heat medium of the liquid to the inside of the heat exchange chamber (13) of the cooling case (3). The cooling fan (7) cools the heat medium which is emitted by passing the heat exchange chamber (13). The casing (9) comprises an accommodation unit which accommodates the cooling case (3), the heat medium supply unit (5), and the cooling fan (7) and a prop connection unit (29) which is connected to a post of the street lamp. |
