FIELD: construction.
SUBSTANCE: invention relates to a prefabricated structure having an integral part, for example, a support part or a steel base, and an anchor plate, which can be at least partially embedded in a concrete element in order to secure the component to the concrete element. Prefabricated structure has an integral part, in particular, a support part or a steel base, and an anchor plate, which can be at least partially embedded in a concrete element in order to secure the component to the concrete element. Anchor plate has at least one anchor element, in particular, an installation bolt that can be embedded in a concrete element in order to transfer shear forces, and is detachably connected to the component with at least one threaded joint that has at least one screw and one nut with a protective cap. Protective cap is made in the form of a cap, which can be put on the nut and embedded in concrete, and has external torsional protection on the outside and internal torsional protection on the inside. At the same time, the protective cap has an internal flange that holds the protective cap in a self-pressed position, which protects it from detaching.
EFFECT: technical result consists in creating a prefabricated structure in which the forces present in the concrete element do not damage the threaded joint of the anchor plate and the support part, and which can be economically manufactured, has a more compact size and allows you to disconnect the threaded connection even after a long time, while the protective cap is protected from disconnection.
11 cl, 9 dwg
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Authors
Dates
2019-02-05—Published
2015-08-26—Filed