Culvert pipe dredging device of downhill ramp

The culvert pipe dredging device is applied to a channel and a culvert pipe, and comprises fixed seats which are respectively fixed at a water inlet and a water outlet of the culvert pipe of the channel and an auger which is rotatably connected to the two fixed seats, and the auger comprises a main shaft and spiral blades which are fixed on the peripheral side of the main shaft; the spiral bladesare close to the bottom of the inner wall of the culvert pipe, and a driving piece used for rotating the auger is arranged at one end of the auger. The culvert pipe has the advantage that sludge in the culvert pipe can be cleaned conveniently. 本实用新型公开了一种下田坡道的涵管清淤装置，运用于渠道以及涵管，包括分别固定在渠道位于涵管的进水口与出水口处的固定座以及转动连接于两个固定座上的绞龙，所述绞龙包括主轴以及固定在主轴周侧上的螺旋叶片；所述螺旋叶片靠近涵管的内壁底部，所述绞龙的一端设置有用于转动绞龙的驱动件。本实用新型具有方便清理涵管内淤泥的优点。