Piezoelectic sensor for pour-point, viscosity analysing instrument

Piezoelectic sensor for pour-point, viscosity analysing instrument

  • CN 2,354,126 Y
  • Filed: 09/29/1998
  • Issued: 12/15/1999
  • Est. Priority Date: 09/29/1998
  • Status: Active Grant
First Claim
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1. , a kind of voltage-type pour point, viscosity analyser sensor, comprise one three end piezoelectricity singing piece, it is characterized in that public of described three end piezoelectricity singing pieces links to each other with metal tube, shake sheet and detection of excitation shaken and respectively is welded with a lead-in wire on the sheet, this lead-in wire passes the aperture at three end piezoelectricity singing pieces middle part and draws from metal tube, put into leaded temperature element near three end piezoelectricity singing piece places in the above-mentioned metal tube, the lead-in wire of this temperature element is drawn from metal tube, be connected with a ground wire on the metal tube, seal with the embedding slurry in the metal tube.

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