Anti-blocking device for municipal road engineering

The utility model discloses an anti-blocking device for municipal road engineering, which comprises a base, a rotating frame and a rotating roller, the top of the base is provided with the rotating frame through a bearing, the rotating frame is internally provided with a screw rod through a bearing, the periphery of the screw rod is provided with a corresponding screw block, one side of the screw block is provided with a lifting frame, and the lifting frame is provided with a lifting roller. An electric hydraulic push rod is arranged at the bottom of the lifting frame, and the output end of the electric hydraulic push rod is connected with the sliding frame through a bolt. The anti-blocking device for municipal road engineering is simple in structure, low in cost, more flexible and reliable to use, high in practical value and suitable for being widely popularized and used. 本实用新型公开了一种市政道路工程防堵装置，包括底座、转动架和转动辊，所述底座的顶部通过轴承安装转动架，所述转动架内通过轴承安装丝杆，所述丝杆的外围设置有对应的丝块，所述丝块的一侧设置有升降架，所述升降架的底部设置有电动液压推杆，所述电动液压推杆的输出端通过螺栓连接滑动架。本实