Hydraulic tong and hydraulic equipment

The utility model provides a hydraulic tong and hydraulic equipment belongs to petroleum equipment technical field. Hydraulic tong includes hydraulic tong body and make -up device, and the hydraulic tong body is connected with the back -up tong including main pincers and back -up tong, main pincers,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JIAO WEIGANG, ZHUO WENFENG, SUN HAIZHI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model provides a hydraulic tong and hydraulic equipment belongs to petroleum equipment technical field. Hydraulic tong includes hydraulic tong body and make -up device, and the hydraulic tong body is connected with the back -up tong including main pincers and back -up tong, main pincers, and main pincers are used for driving an oil pipe, and the back -up tong is used for two fixed oilpipe coupling, and an oil pipe and the 2nd oil pipe coupling make -up are connected and are used for guiding to the make -up device with the back -up tong. This hydraulic tong through with the integration of make -up device to the back -up tong, when oil pipe's coupling is held tightly to the back -up tong, the location of realizing the make -up device waits that the oil pipe who installs can realize quick make -up under the guide of make -up device, has improved make -up efficiency, has saved the flow of independent make -up to the operating efficiency is greatly improved. This structural design is reasonable, and th