Sealing bottle plug and distillation flask with sealing bottle plug for trace distillation range instrument

The utility model belongs to the field of chemical instruments, and particularly relates to a sealing bottle plug and a distillation flask with the sealing bottle plug for a trace distillation range instrument, the sealing bottle plug comprises a bottle plug body and a sealing ring, the lower end of...

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Bibliographische Detailangaben
Hauptverfasser:	YANG WEIHUA, LU XUDONG, WU YUXIN, OUYANG YUFANG, ZENG QI, ZHANG MENG, QIU WENZE, SHI ZHANYI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 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 PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model belongs to the field of chemical instruments, and particularly relates to a sealing bottle plug and a distillation flask with the sealing bottle plug for a trace distillation range instrument, the sealing bottle plug comprises a bottle plug body and a sealing ring, the lower end of the bottle plug body is provided with an annular mounting groove, and the outer side wall of the mounting groove extends outwards to form a mounting groove outer edge part; the sealing ring is of an annular structure corresponding to the installation groove in shape and size and comprises an inner sealing ring sealing part and an outer sealing ring sealing part, the inner sealing ring sealing part and the outer sealing ring sealing part are divided into the inner sealing ring sealing part and the outer sealing ring sealing part, and an annular sealing ring groove is formed between the inner sealing ring sealing part and the outer sealing ring sealing part. The outer wall of the sealing ring extends outwards to for