Laser limiting device

The utility model discloses a laser limiting device, which relates to the technical field of roadway construction equipment and comprises a flat plate, a hollow cut is arranged on the surface of the flat plate, a limiting ring is fixedly connected to the inner wall of the hollow cut, a hanging ring is fixedly connected to the upper surface of the flat plate, a supporting rib is fixedly connected to the surface of the hanging ring, and a holding frame is embedded in the surface of the flat plate. Bottom feet are fixedly connected to the back face of the flat plate, the number of the hanging rings is two, and the two hanging rings are symmetrically distributed. According to the utility model, if laser goes wrong and cannot irradiate three center lines at the same time, light spots are blocked by the limiting plate, and the head-on person cannot find the light spots, so that the head-on person can quickly find the problem and deal with the problem, and even if the occupational qualities of team personnel are une