The clamping system of safety

The clamping system of safety

  • CN 105,228,940 B
  • Filed: 05/16/2014
  • Issued: 11/05/2019
  • Est. Priority Date: 05/17/2013
  • Status: Active Grant
First Claim
Patent Images

1. a kind of lifting beam device (10,60) includes:

  • for promotion and/or dislocation load (23), the lifting beam deviceThe underbeam (11) of longitudinal register;

    The upper beam (12) of longitudinal register above the underbeam (11);

    Device (63) for allowing the underbeam (11) and the upper beam (12) to slide vertically relative to each other;

    For the underbeam (11) and the upper beam (12) to be arranged to device (30) that is close to each other and being releasably engaged;

    AndThe clamping system (61) for being used to clamp the load at the longitudinal end (13) of the lifting beam device,Wherein, the clamping systemIt is maintained at open position when the underbeam (11) and the upper beam (12) are engaged with each other,Closed position is presented when engagement device (30) is released,Wherein, each clamping system (61) includes two arms installed symmetrically to each other relative to vertical fore-and-aft plane (P60)(62), each arm (62) includes the first end (621) for guide rail (64) guiding being fixed on the upper beam and is used for and instituteState load (23) engagement the second end (622), each arm intermediate point (623) by relative to the underbeam rotationally install withIt swings between open and closed positions, the guide rail (64) includes guide area (642), the guide area (642)It is designed to swing the arm (62) between the open position and the closed position.

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