Expansion anchor bolt for mounting thermal insulation wallboard

The utility model discloses an expansion anchor bolt for installing a thermal insulation wallboard, which consists of a disc and an anchor bolt pipe vertically arranged in the center of the disc, a through hole communicated with an inner cavity of the anchor bolt pipe is formed in the center of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XIA HUANQING, WANG LUYUN, HUANG DINGYUN, HUANG YE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING BUILDING CEILINGS DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INSULATION OR OTHER PROTECTION OF BUILDINGS LIGHTING MECHANICAL ENGINEERING ROOFS THERMAL INSULATION IN GENERAL WALLS, e.g. PARTITIONS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an expansion anchor bolt for installing a thermal insulation wallboard, which consists of a disc and an anchor bolt pipe vertically arranged in the center of the disc, a through hole communicated with an inner cavity of the anchor bolt pipe is formed in the center of the disc, and the diameter of the through hole is equal to the inner diameter of the anchor bolt pipe; one end of the anchor bolt pipe connecting disc is a tail portion, the other end of the anchor bolt pipe connecting disc is a head portion, the anchor bolt pipe is sequentially divided into an extrusion section, an expansion section and a non-expansion section from the head portion to the tail portion, and the anchor bolt pipe of the extrusion section is of a frustum-shaped structure with the diameter gradually increased in the direction from the head portion to the tail portion. The anchor bolt pipe of the expansion section is a sawtooth-shaped threaded pipe, a plurality of long-strip-shaped gaps are formed in the pi