Structure of combining pump body and self-sucking barrel

Structure of combining pump body and self-sucking barrel

  • CN 2,369,002 Y
  • Filed: 03/11/1999
  • Issued: 03/15/2000
  • Est. Priority Date: 03/11/1999
  • Status: Active Grant
First Claim
Patent Images

1. pumping main body and self-priming barrel knot close structure, are engaged fixedly with one second joining portion of a self-priming bucket by one first joining portion in a pumping body front end setting to constitute;

  • It is characterized in that;

    Described pumping main body, the profile at its first joining portion is long octagonal shape, and the equal symmetry in two ends up and down at first joining portion is inwardly brought together, and this first joining portion periphery bilateral symmetry is provided with several screws;

    Described self-priming bucket, the profile at its second joining portion is consistent with the profile of first connecting part of pumping main body, position at the conjugate foramen at the corresponding pumping main body of the periphery of self-priming bucket second connecting part first joining portion is provided with the number perforation, inserts for the bolt spiral shell, fixes so that the self-priming bucket is engaged with the pumping main body.

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