Anti-extrusion flexible packaging bag

The utility model discloses an anti-extrusion flexible packaging bag. The bag comprises a bag body, a first seal and a second seal, a label bag is fixedly arranged in the middle of the upper end of the front side surface of the bag body through a rectangular mounting groove which is transversely for...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XU JIANLIN, TAN YONGXIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR 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 HANDLING THIN OR FILAMENTARY MATERIAL PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses an anti-extrusion flexible packaging bag. The bag comprises a bag body, a first seal and a second seal, a label bag is fixedly arranged in the middle of the upper end of the front side surface of the bag body through a rectangular mounting groove which is transversely formed; an oval cavity is formed in the inner side of the sealing ring in the bag body, a storage bag is fixedly arranged on the surface of one side of the bag body in the cavity, a sealing cover is fixedly arranged on the surface of the end, located on the outer side of the bag body, of the first sealing opening through a circular spiral piece, and a control body is fixedly arranged in the second sealing opening. When the packaging bag is used, an object to be packaged is added into the storage bag through the first sealing opening, and sealing operation is completed through the sealing cover. Gas or liquid is added into the cavity through the second seal to complete anti-extrusion operation,the volume of the gas or