Supplementary assembly quality who blocks up

The utility model discloses a supplementary assembly quality who blocks up, supplementary assembly quality includes: sliding sleeve, sliding sleeve are equipped with the central through hole, and are equipped with radial threaded attachment hole on the pore wall of central through hole, under the user state, block up and partly install in the central through hole, the slide -bar, the slide -bar is cylindricly, and slide -bar slidable mounting is equipped with on the slide -bar along the spout of axially extended bar in the sliding sleeve, under the user state, the terminal surface of slide -bar and the terminal surface butt of jam, stop screw, stop screw pass the threaded attachment hole of sliding sleeve, and stop screw's tip slides the setting in the spout of slide -bar. Should supplementary assembly quality utilize the sliding sleeve as direction and location benchmark, avoid stopping up in the installation crooked, guarantee the cooperation magnitude of interference that stops up, and stop up in the use of engine and can not come off, and the terminal surface that blocks up does not receive and strikeing, the outward appearance of jam is intact, and appearance quality is good.