A device for testing a stress state of an e-shaped elastic strip of a railroad fastener

A device for testing a stress state of an e-shaped elastic strip of a railroad fastener

  • CN 105,527,166 A
  • Filed: 12/29/2015
  • Published: 04/27/2016
  • Est. Priority Date: 12/29/2015
  • Status: Active Application
First Claim
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1. for rail fastener e type spring stress test a device, it is characterized in that:

  • described device comprise lifting jack (1), data collection processor (2), data display screen (3), for e type spring (4) to be measured in limb (41) be fixedly assembled together stress support (5), for measuring the electron displacement meter (6) of e type spring (4) toe-end (42) vertical deviation to be measured and being attached to the strain transducer (7) of e type spring (4) upper surface to be measured;

    Described data collection processor (2) and data display screen (3) are installed on described stress support (5) respectively;

    Described lifting jack (1) is arranged on the base plate (51) of described stress support (5);

    The push rod termination of described lifting jack (1) is provided with for a force cell (8) withstood on e type spring (4) toe-end (42) bottom surface to be measured.

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