Highway subgrade anti-landslide device with automatic alarm function

The utility model discloses a highway subgrade anti-landslide device with an automatic alarm function. The utility model relates to the technical field of highway protection facilities. The utility model discloses a highway subgrade landslide prevention device with an automatic alarm function. Highway and slope, an anti-collision seat and a water channel are arranged between the road and the slopebody; a supporting seat is fixedly connected to one side of the top of the canal; a fixing block is movably connected to the top end of the supporting base, a pressing plate is fixedly connected to the top end of the fixing block, a fixing base is fixedly connected to the other side of the top end of the canal, a fixing groove is formed in the fixing base, an alarm is fixedly connected to the bottom end of the fixing groove, a first limiting block is arranged above the alarm, and a fixing rod is fixedly connected to the top end of the first limiting block. According to the highway subgrade anti-landslide device with