Perpendicularity detection device

The utility model discloses a verticality detection device in the verticality detection technology field, which comprises a detection frame, dismounting plates, a rotating rod, a sliding groove and a pointer, the inner wall of one end of the detection frame is symmetrically and fixedly provided with the dismounting plates, the inner wall of the detection frame is rotatably provided with the rotating rod, one end of each dismounting plate is provided with the sliding groove, and the other end of each dismounting plate is provided with the pointer. The device is scientific and reasonable in structure, the distance between the detection frame and the wall surface can be adjusted through the arranged contact position adjusting mechanism, objects on the wall surface are prevented from blocking the detection frame when the detection frame moves, the detection frame is prevented from moving, the detection accuracy is improved, and the detection efficiency is improved. According to the verticality detection device, t