Hinge structure, foldable device and packing box

The utility model discloses a hinge structure which comprises a rotating shaft, an elastic member, a rotating member, a mating member and drop-proof assembly, wherein the elastic member is provided with a through hole; the rotating shaft is inserted in the elastic member, the rotating member and the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TONG SHUIBO, LAI JINSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR BEARINGS BLASTING CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HANDLING THIN OR FILAMENTARY MATERIAL HEATING LIGHTING MECHANICAL ENGINEERING PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS STORING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a hinge structure which comprises a rotating shaft, an elastic member, a rotating member, a mating member and drop-proof assembly, wherein the elastic member is provided with a through hole; the rotating shaft is inserted in the elastic member, the rotating member and the mating member; the rotating member is adjacent to the mating member; at least one convex part is arranged on one of the rotating member and the mating member and a mating groove which corresponds to the convex part is arranged on the other of the rotating member and the mating member; the mating groove comprises a closing groove and an opening groove; the convex part is provided with a spacing structure on the side surface along the rotating closing direction and the opening groove is provided with a limiting structure on the side surface along the rotating closing direction; or the convex part is provided with a spacing structure on the side surface along the rotating closing direction and the opening groove is provided with a limiting structure on the side surface along the rotating opening direction; when the convex part rotates from the closing groove to the opening groove along the rotating opening direction, the spacing structure and the limiting structure are matched to limit the rotating member to unceasingly rotate relative to the mating member along the rotating opening direction. The utility model further provides a foldable device and a packing box provided with the hinge structure.