Fire hydrant with warning function

The fire hydrant with the warning function comprises a fire hydrant body, a bulb, a warning plate, a fixing ring, an adapter and a telescopic rod, the bulb is fixed to the top of the fire hydrant body, the warning plate is connected with the fire hydrant body through the telescopic rod and the fixing ring, and the telescopic rod can adjust the distance between the warning plate and the fire hydrant body. The warning plate can be adjusted to a proper angle through rotation, the warning plate can be rotated to the proper direction of the fire hydrant through the fixing ring, and then the fixing ring is fixed to the position through the rotating piece. Compared with the prior art, the fire-fighting warning board has the advantages that the bottom of the fire-fighting warning board is connected with the warning board through the telescopic rod, the occupied area can be reduced, the angle and the direction of the warning board can be adjusted, the warning function can be better provided, and the warning lamp is ar