Portable there-dimensional laser scanning device

The utility model relates to a portable there-dimensional laser scanning device, which comprises a light path, an azimuth shafting, an outer casing, a box body, a pitching shafting and a handle. An azimuth shaft is arranged on the azimuth shafting, a pair of angular contact ball bearings is disposed on the azimuth shaft, an azimuth shaft grating seat is arranged on the azimuth shaft, an azimuth shaft grating is disposed on the azimuth shaft grating seat, a pair of angular contact ball bearings is disposed on a pitching shaft, a pitching shaft grating is disposed on the pitching shaft, a scanning mirror group is arranged on the light path and connected with a pitching shaft flange through a flange portion of a mirror seat of the scanning mirror group, a range scope group is fixed with the box body through a scope seat flange face of the range scope group, the range scope group face is parallel to the scanning mirror group face, a camera is fixed on the box body through a camera frame, and a laser ranging transducer is fixed on the box body through a transducer seat. The portable there-dimensional laser scanning device has the advantages of large scanning angle, wide range, speedy measurement, convenience, and high precision and efficiency.