Integrated support for visual range obstacle instrument

The utility model discloses an integrated support for a visual range obstacle instrument, which comprises a support main body, a visual range obstacle instrument main body and a visibility instrument main body, the support main body is provided with two rectangular grooves, and rectangular hollow plates are fixed in the rectangular grooves; gaps exist between the top of the rectangular hollow plate and the inner wall of the top of the rectangular groove and between the bottom of the rectangular hollow plate and the inner wall of the bottom of the rectangular groove, transverse plates are connected in the gaps in a sliding mode, the two transverse plates are fixed through a vertical plate, and two side plates are fixed to the back faces of the visual range obstacle phenomenon instrument body and the visibility meter body respectively. When the visibility meter is used, the sight distance obstacle phenomenon instrument body and the visibility meter body are moved close to the transverse plate, then a cylindrica