Buckling-type impeller and waterwheel-type aerator

Buckling-type impeller and waterwheel-type aerator

CN
  • CN 102,687,697 B
  • Filed: 03/23/2011
  • Issued: 01/15/2014
  • Est. Priority Date: 03/23/2011
  • Status: Active Grant
First Claim
Patent Images

1. buckled impeller, mainly by blade, impeller base, form single impeller body, the stagger impeller of spirality of the mutual snapping of impeller base, the blade echelon shape that it is characterized in that a plurality of single impeller bodies, described snapping is:

  • the ladder-type structure that impeller base is circular ring type, and the large end inner side of impeller base is provided with on the external cylindrical surface of female buckle, the other end and is provided with and coordinates unidirectional sealed male buckle with female buckle;

    On impeller base, be provided with stopping device, while being the mutual snapping of adjacent two single impeller body, elasticity raised line on a single impeller body is produced strain by another single impeller body compressing, snapping well rear elasticity raised line reset blocks another single impeller body, while preventing from reversing, get loose, press elasticity raised line and can remove a single impeller body.

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