Construction method for modular prefabrication and interval hoisting of arc-shaped cornice
The invention discloses a construction method for modular prefabrication and interval hoisting of an arc-shaped cornice. The construction method comprises the following steps that a keel assembly moulding bed is manufactured, and bottom truss main chord members and truss vertical rods are placing an...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a construction method for modular prefabrication and interval hoisting of an arc-shaped cornice. The construction method comprises the following steps that a keel assembly moulding bed is manufactured, and bottom truss main chord members and truss vertical rods are placing and temporarily fixed on the keel assembly moulding bed; the corners of truss diagonal rods are cut into corresponding oblique angles, and the bottom truss main chord members, the truss vertical rods, the truss diagonal rods and the top truss main chord members are combined into a whole; after the size is checked to be correct, the single truss is firmly welded to finish the processing of the single truss; the multiple manufactured single trusses are placed side by side at intervals, two corresponding truss main chord members are fixedly connected through decorative plate keels, and manufacturing of a hoisting unit module framework is completed; and a cornice decoration plate and a gutter are installed, hoisting unit |
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