TBM (Tunnel Boring Machine) construction tunnel maintenance vehicle

The utility model discloses a TBM (tunnel boring machine) construction tunnel maintenance car, which relates to the field of tunnel construction and comprises a support table, the support table is mounted on a track car body matched with a track, a rotating table is arranged on the top surface of the support table, and a connecting seat capable of rotating along with the rotating table is mounted at one end, far away from the support table, of the rotating table. The connecting seat is connected with an overhaul stand for maintenance personnel to work through a telescopic structure; the two telescopic structures are arranged on the two sides of the bottom end of the connecting base correspondingly. The connecting base is connected with the overhaul stand, and a movable structure used for driving the connecting base to move is further arranged on one side of the bottom end of the connecting base. The detection vehicle can quickly help a maintainer to complete detection and inspection of a tunnel lining, not on