Concrete detection sampling device convenient to clean

The utility model relates to the field of concrete sampling detection, and discloses a convenient-to-clean sampling device for concrete detection, the convenient-to-clean sampling device comprises an external frame, the outer surface of the external frame is fixedly connected with a concrete drilling and coring machine, the lower surface of the external frame is fixedly connected with a plurality of supporting seats, the upper surfaces of the supporting seats are fixedly connected with fixing seats, and the fixing seats are fixedly connected with the external frame. The outer surface of the fixing seat is slidably connected with a roller, and the upper surface of the fixing seat is connected with a threaded lead screw in a screwed mode, so that when the concrete core drilling machine works, the roller can be lifted through screwed connection of the threaded lead screw and is stably supported by the supporting seat for use, and the external frame is supported more stably when the concrete core drilling machine