Connection between a plasma burner wear part and a plasma burner wear part holder, plasma burner wear part and the plasma burner wear part holder

摘要

Connection between a plasma burner wear part and a plasma burner wear part holder,characterized in thateither the plasma burner wear part holder or the plasma burner wear part on their or its connection side a first cylinder wall (41; 71) with an outer surface (41a; 71a) and an annular surface (42, 72) as well as an outer diameter (d41a, d71a) and said and / or the other of the plasma burner wear part holder and the plasma burner wear part on their or its connection side a second cylinder wall (51; 61) with an inner surface (51a; 61a) and an inside diameter (d51a, d61a), wherein d51a & & d71a d41a or d61a, and on the inner surface (51a; 61a) circumferentially n_Before radial projections and / or n_Various radial depressions, wherein n_Before, n_Various ≥ 0 and n_Before + n_Various = n ≧ 5, and on the outer surface (41a; 71a) an identical number of engaging therewith, the corresponding recesses or projections is provided, andin the case of (a) of n = 5 the sum of in each case two adjacent center angles..