Concave entrance hole blockade device for bolt-connect of concrete segment for tunnel

摘要

(57) Abstract Objective Hammer nose bushing this concrete segment concaveThe component which is locked in the entrance hole, in form and size etc of the concave entrance hole application/responseTo configurate the size and the like of the ji te hammer nose bushing freely, at the same time simply the assemblyThe te, try to be able to fit to the concave entrance hole. Constitution In destal of hammer nose bushing 12, fit of Inlaying arrival material 13 of flexibiilityTo fit section 14, in the surface of fit section 14, to interpose in the concave entrance hole 5 the uStand facilities it does ru stopper plate 15, on the outer part surface of stopper plate 15, the downward tilt doesThe te Tip on edge strip 5of a the concave entrance hole 5 pressure welding the person in charge stopping piece 16 which it can do run facilitiesBy doing, stopper plate 15 the concrete segment 2Just forces, the concave entrance hole 5 is blocked in the concave entrance hole 5 denselyWith to be possible, in addition size of hammer nose bushing 12 length of Inlaying arrival material 13,Adjusting to the form and size of the concave entrance hole, 5 configurating freely, letterIt assembles can use simply and.