Portable distance measuring device

The utility model discloses a portable distance measuring device which comprises a meter counter and a wheel body, the wheel body is fixedly installed at one end of a main shaft at the input end of the meter counter, the surface of the wheel body is rotatably connected with a sector plate through a hinge, and the flat face of the sector plate is fixedly connected with a first magnet block. A first iron sheet is embedded in the position, corresponding to the first magnet block, of the straight face of the wheel body, a bottom pipe is fixedly installed on the surface of one side of the meter counter, a plurality of middle pipes are fixedly connected to a top opening in the other end of the bottom pipe in an inserted mode, and the middle pipes are sequentially and fixedly connected in an inserted mode from bottom to top. The beneficial effects are that the foldable sector plate and the wheel body are adopted, the sector plate can be opened along the hinge to form a roller mechanism with the wheel body during dis