| 摘要 |
<p>The present invention relates to an approaching alarm apparatus for railroad. The present invention relates to the approaching alarm apparatus for railroad capable of being easily installed and moved by being installed easily along the railroad under railroad construction, sensing approaching object to the railroad, and outputting an alarm signal. According to the present invention, the approaching alarm apparatus for railroad to be installed and moved easily includes: a signal transmitting unit which is installed at regular intervals along the railroad, generates and outputs a signal; and an alarm unit which is installed to correspond to the signal transmitting unit, receives the signal outputted from the signal transmitting unit, and outputs the alarm signal according to the received signal. The signal transmitting unit and the alarm unit are installed on the ground. The signal transmitting unit varies a signal transmitting module for generating the signal and the output direction of the signal transmitting module.</p> |
