Connection fitting convenient for butt joint

The utility model relates to the technical field of connecting fittings, and particularly discloses a connecting fitting convenient for butt joint, which comprises a fixed plate, a positioning plate is arranged on the surface of the fixed plate, a movable block is slidably connected to the surface of the positioning plate, and a butt joint plate is inserted into the surface of the movable block; the limiting rod is inserted into the surface of the movable block, a movable groove is formed in the surface of the movable block, a first clamping block is slidably connected to the surface of the movable groove, one end of the first clamping block is inserted into the surface of the butt joint plate, and one end of the limiting rod makes contact with the first clamping block; the device has the beneficial effects that a limiting rod is rotated to enable a limiting block on the surface of the limiting rod to coincide with a notch groove, then the limiting rod is moved in the direction of a sliding block till the lim