1results about How to "Improve extrusion strength" patented technology

The utility model discloses a nodular cast iron end cover structure for wind power generator, including motor end cover, one side of motor end cover is connected with motor shell, the one side that motor shell is connected with motor end cover is equipped with annular groove, the inner wall fixed connection of motor end cover has sealing rubber ring, one side of sealing rubber ring is equipped with the convex ridge that is matched with annular groove shape, in the utility model, one side of motor end cover is connected with motor shell, and one side of motor shell is equipped with annular groove, and the inner wall of motor end cover is fixed with sealing rubber ring, one side of sealing rubber ring is equipped with convex ridge, when motor shell and motor end cover interengagement, this convex ridge can be closely matched with annular groove, realizes sealing function, prevents air and moisture from entering generator inside, in addition, through manual rotation screw rod, can make it continuous extrusion soft washer, thereby strengthens the extrusion intensity between convex ridge and annular groove.