A locking formula handle device for well head plug valve

The utility model relates to a locking formula handle device for well head plug valve, can overlap including one and establish at the outside guard shield of plug valve, be equipped with operating handle on the lateral wall of guard shield and be used for plug valve locking and spacing lock limiting...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	PEI ZHIGUANG, YANG CHAO, ZENG LIGUI, SUI GUOLIANG, CHANG WENXIA, WANG XINGLI, LIU XINFENG, QIU ZHONGXIANG, ZHANG XIAOYU, ZHANG XUECHAO, SUN LEI, FAN YONG, ZHANG DEYOU, WEN TAO, YU ZENGJIE, RAO DELIN, LI CHUNLI
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 relates to a locking formula handle device for well head plug valve, can overlap including one and establish at the outside guard shield of plug valve, be equipped with operating handle on the lateral wall of guard shield and be used for plug valve locking and spacing lock limiting device in the guard shield. The lock limiting device includes spacing screw and spacing bolt, spacing screw setting is on the lateral wall of guard shield, spacing bolt threaded connection is in spacing screw. Spacing screw and spacing bolt all are equipped with two, and two spacing screws become 180 symmetry settings on the lateral wall of guard shield. Operating handle is equipped with two, and two operating handle become 180 symmetry settings on the lateral wall of guard shield, and two operating handle and two spacing screws separate the setting each other. The utility model discloses on -the -spot one man operation can, easy dismounting, the plug valve of can effectively screwing reduces intensity of labour.