Bush type elevator

The utility model discloses a slip type elevator, which is mainly used for clamping and lifting pipe columns such as an oil pipe, a drill collar and a casing, in particular for clamping and lifting a flush joint casing and an integral joint oil pipe. The utility model is provided with an elevator bo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	BOBING XU, GUOJIAN HAN, YUNHUA HE
Format:	Patent
Sprache:	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 slip type elevator, which is mainly used for clamping and lifting pipe columns such as an oil pipe, a drill collar and a casing, in particular for clamping and lifting a flush joint casing and an integral joint oil pipe. The utility model is provided with an elevator body, and is characterized in that the elevator body is in an open type structure, and the middle of the elevator body is provided with tapered bores, and the slip for clamping the pipe column is arranged in the tapered bore. The utility model has the beneficial effect that the utility model has novel structure, convenient use, safe and reliable clamping and lifting, being in particular suitable for clamping and lifting of the flush joint casing and the integral joint oil pipe. The utility model can be used for clamping and lifting various pipe columns by replacing a tooth plate or a slip body.