FIELD: construction.
SUBSTANCE: invention relates to devices for testing beams. Testing of the beam is carried out using a lever installation. Lever unit is made using clamped metal post, to which in end part paired metal consoles are welded at the same height marks. Left pair of consoles is welded to the post at angle of 90° to its longitudinal axis, and the right pair of cantilevers is welded with an angle of inclination to the longitudinal axis of the post. Round holes for arrangement of shafts with pulleys are drilled on ends of consoles. To create concentrated moment with the help of ropes and loads, tested beam in span is equipped with closed clamp, which serves to create arm of pair of forces.
EFFECT: possibility to determine bearing capacity of beams for concentrated moment in span, to ensure constancy of acting moment in time at deformations of tested elements.
1 cl, 2 dwg
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Authors
Dates
2025-05-21—Published
2023-03-23—Filed