| 摘要 |
A streetlight is provided to remove a pressure difference inside the streetlight pole for exhausting an inner air of a streetlight pole smoothly and stably by forming a ventilation hole on the streetlight pole. A streetlight includes a lighting unit(50), a streetlight pole(60), an arm(66), and an exhaust fan(70). The lighting unit(50) is mounted on an upper part of the streetlight pole(60) and irradiates light on a street. The streetlight pole(60) is installed vertically on a ground. The arm(66) is mounted horizontally on the streetlight pole(60) and supports the lighting unit(50) to be mounted on the upper part of the lighting unit(50). The exhaust fan(70) is coupled to the upper part of the streetlight pole(60) in one body by bolts and forcibly exhausts the inner air of the streetlight pole(60) for removing water and preventing a dew generation.
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