Use highway wave form roof beam guardrail just to have obstacle climbing ability's self -propelled work platform as guide rail

The utility model discloses an use highway wave form roof beam guardrail just to have obstacle climbing ability's self -propelled work platform as guide rail, a fence guider, jockey pulley hinder the device more, bear running gear including hanging, power transmission unit, belong to superhighway maintenance machinery. Compared with the prior art, the utility model has the advantages that: (1 ) make full use of the appearance and the constitutional features of highway wave form roof beam guardrail and guardrail stand, the degree of automation of complete machine is high, practicality and maneuverability are strong, (2 )The jockey pulley that adopts hinders device design more, with the help of parts such as jockey pulley, outer contour wheel, reset spring in a series of tractives cooperation that is hindering the in -process more, realized the effective barrier more to the guardrail stand, (3 )That adopts hangs the fence direction and bears the running gear design, makes the complete machine have great promotion in the aspect of anticreep rail nature, the linearity of traveling, stability under transport condition, bearing capacity, functioning speed etc. Is suitable for as a general type superhighway maintenance work platform.