Road limit for height reminding device

The utility model discloses a road limit for height reminding device, including limit for height frame, L type pole, height detector, L type pole includes quarter butt and stock, the top of quarter butt with the one end of stock is articulated, the bottom of quarter butt is connected with the last fixed surface of crossbeam, the front surface of crossbeam is in the stock department of correspondence is fixed with a plurality of extensions end, the stock is kept away from the one end of quarter butt be equipped with with height detector matched with superelevation display, just the stock is kept away from the one end of quarter butt with superelevation display middle part is articulated, the superelevation display upper portion with the upper surface of stock passes through I connection onthe spring, the upper surface that extends the end with the lower surface of stock passes through II connections on the spring. The utility model discloses whether the vehicle that can remind vehicleoperation person in advanc