Sampling device for road construction

The utility model relates to the technical field of sampling equipment for road construction, and discloses a sampling device for road construction, which comprises a positioning plate, a positioning hole is arranged on the positioning plate in a penetrating manner, a soil sampling cutting ring is arranged in the positioning hole, and a pressing part is arranged on the soil sampling cutting ring. The pressing part is in sliding contact with two guide sliding rods which are symmetrically arranged on the positioning plate; according to the utility model, the potential safety hazard during operation can be reduced, the verticality of the soil sampling cutting ring when the soil sampling cutting ring is jacked into the soil during sampling operation can be ensured, and the sampling accuracy is ensured. 本实用新型涉及道路施工取样设备技术领域，公开了一种道路施工用取样装置，包括定位板，所述定位板上贯穿设置有定位孔，所述定位孔内放置有取土环刀，所述取土环刀上设置有压合部，所述压合部与对称设置在所述定位板上的两个导向滑杆滑动接触；本实用新型，既能够降低操作时存在的安全隐患，又能保证在取样操作时取土环刀向土内顶进时的垂直性，确保取样的精准性。