Sampling device for detecting reinforced concrete building structure

The utility model discloses a sampling device for detecting a reinforced concrete building structure, which belongs to the field of detection sampling, and comprises a cutting machine, an adjusting mechanism and a rotating mechanism, the adjusting mechanism comprises a mounting frame, two side plates of the mounting frame are respectively provided with a first sliding frame and a second sliding frame in a sliding manner, the two second sliding frames are fixedly connected with arc-shaped sliding rods. By arranging an adjusting mechanism, the cutting angle of a cutting blade on the cutting machine can be moved by pulling a second handle on a lifting rod, a first sliding frame and a second sliding frame can slide on the cutting machine, the position of the cutting machine on a mounting frame can be adjusted, cutting is convenient, and by arranging a rotating mechanism, the sliding capacity of a plurality of balls is utilized, so that the cutting angle of the cutting blade is adjusted. The movable seat can rotat