Cable penetrated simple rod free oil production hole top

The utility model relates to a cable penetrated simple oil production well head without rods, which is the improvement of a conventional cable penetrated oil production well head without rods. Aiming at the problems of complex structure and high cost existing in the conventional cable penetrated sim...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: XIAOMING MIAO, LIXIN CHAI, JINGWU DONG, SHUHE CHEN, ZUNQUAN LIU
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The utility model relates to a cable penetrated simple oil production well head without rods, which is the improvement of a conventional cable penetrated oil production well head without rods. Aiming at the problems of complex structure and high cost existing in the conventional cable penetrated simple free oil production well head, the utility model provides the cable penetrated simple oil production well head without rods. The utility model is composed of a big four way (1), a cable penetrated oil pipe mandrel hanger (3), an electric cable (4), a casing anchor gate (13), an oil pipe anchor gate (12) and a small three way (5), wherein the cable penetrated mandrel hanger (3) is arranged in the big four way (1), the cable (4) penetrated through the inside of the cable penetrated mandrel hanger (3), the small three way (5) is directly connected with the upper part of the cable mandrel hanger (3), and the sleeve pipe gate (13) and the oil pipe gate (12) are respectively arranged on a same side of the big four way (1) and the small three way (5). The utility model has the advantages of good sealing performance for an oil production well head, good pressure bearing performance, simple structure, small size, stable performance, convenient operation, theft protection and cost saving.