Arc-shaped tight expanding sealing tank

The invention relates to the technical field of tea set producing and manufacturing, in particular to an arc-shaped tight expanding sealing tank. The arc-shaped tight expanding sealing tank comprisesa tank body and a tank cover; the periphery of the bottom of the tank cover is provided with a portio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	YAN YULE
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 invention relates to the technical field of tea set producing and manufacturing, in particular to an arc-shaped tight expanding sealing tank. The arc-shaped tight expanding sealing tank comprisesa tank body and a tank cover; the periphery of the bottom of the tank cover is provided with a portion extending downwards to form an extending portion; the extending portion is provided with an installing groove; a circle of vertical wall is arranged in the opening edge of the tank body; when the tank box and the tank cover are closed in a covering manner, the extending portion is opposite to thevertical wall and a gap is reserved between the extending portion and the vertical wall; an elastic sealing ring is further included, and comprises an annular embedding block embedded in the installing groove and an elastic sealing strip stretching out of the installing groove; and when the tank body and the tank cover are closed in a covering manner, the elastic sealing strip is bent into an arc-shaped structure to be ti