Road guardrail with reminding function

The road guardrail with the reminding function comprises connecting columns, an LED reminding screen and a working power source, a plurality of guardrail transverse rods are arranged between the connecting columns, guardrail vertical rods are arranged on the two sides and the middle portions between the guardrail transverse rods, a plurality of mounting rods are arranged between the guardrail vertical rods, and reminding frames are arranged on the mounting rods. An LED reminding screen is arranged in the middle of the reminding frame, a working power source is arranged in the connecting column, and the working power source is connected with the LED reminding screen through an electric wire. Compared with the prior art, the LED reminding screen is installed on the side face of the road guardrail, a driver can be reminded that the traffic guardrail exists at the position, and reminding information can also be displayed on the LED reminding screen; due to the design of the reflective stripes on the supporting ba