Material taking device for detecting compactness in road test

The utility model discloses a material taking device for detecting the compactness in a road test. The material taking device comprises a rack, a movable plate, a motor and a drill spindle, drill bits are installed at the lower ends of the drill spindles. The lower end face of the moving plate is connected with a material conveying barrel with the two ends open through a plurality of connecting rods. The outer diameter of the conveying barrel is equal to that of the drill bit, and the lower end of the conveying barrel is in clearance fit with the upper end of the drill bit; a material collecting box with an avoiding hole formed in the center is placed on a bottom plate of the rack. The utility model has the advantages that samples can be prevented from being randomly scattered on the surface of a road, and the samples can be conveniently collected. 本实用新型公开了一种公路试验检测压实度取料器，包括机架、移动板、电机和钻轴；钻轴的下端安装有钻头；移动板的下端面通过若干个连杆连接有两端均开口的传料筒；传料筒的外径与钻头的外径相等，且其下端与钻头的上端间隙配合；机架的底板上放置有中心开设有避让孔的集料箱。本实用新型的优点在于：能够防止样品随意散落在公路表面，方便收集样品。