Rapid detection device for pavement deflection

Rapid detection device for pavement deflection

  • CN 202,559,215 U
  • Filed: 01/06/2012
  • Issued: 11/28/2012
  • Est. Priority Date: 01/06/2012
  • Status: Active Grant
First Claim
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1. the device for fast detecting of a pavement deflection is characterized in that, drags formula test carriage and shock mitigation system after comprising;

  • Said test carriage is provided with the girder steel support in the compartment;

    On the said girder steel support test girder steel is set vertically, some laser doppler sensors are set on the said test girder steel, said shock mitigation system comprises three grades of shock mitigation systems;

    First order shock mitigation system is a test carriage chassis shock mitigation system;

    Second level shock mitigation system is the servo-control system of real-time regulated test girder steel attitude, and third level shock mitigation system comprises the vibration isolator that is arranged between said girder steel support and the bottom, compartment, and is arranged on the damping cylinder on the girder steel support.

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