Compression packer's packing element structure

The utility model discloses a compression packer's packing element structure, the compression that includes the center tube, overlaps on the center tube seals the packing element, is used for the sealed packing element cover of fixed compression rightting casing coupling and overlapping the pre...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG JINGHUA, HAN ZHENQIANG, GUAN YURONG, ZHANG JINGFENG, CAO BO, SONG JIANMING, JIANG LIKUN, WU YUSHENG, CHU JUNJIE, LI HUAN, WANG ZHIGANG, LU SANJIE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	The utility model discloses a compression packer's packing element structure, the compression that includes the center tube, overlaps on the center tube seals the packing element, is used for the sealed packing element cover of fixed compression rightting casing coupling and overlapping the pressure cover at the center tube lower extreme on the center tube, and the compression seals the packing element and adopts circular packing element and V -arrangement packing element compound mode, and the both ends of circular packing element are equipped with the tip retaining ring, 2 5 individual V -arrangement packing element concatenates and is a set of together, and two sets of V -arrangement packing elements assemble in the circular packing element both sides in centre relatively, the directional circular packing element of V -arrangement packing element main aspects. The utility model discloses the packing element adopts circular packing element and V -arrangement packing element compoundmode, and the combination