A pull-out device comprises a pull-out device with a crane and a pull-out device without the crane, the pull-out device with the crane is composed of a pull-out chain, a correction line, a pull-out head and the crane, the pull-out head comprises a crosspiece and a pull-out ring, and the crane is a conventional crane. The device has the beneficial effect that the pump body in the well can be pulled out to the maximum extent.
一种拉出装置,包括有起重机的拉出装置、没有起重机的拉出装置,有起重机的拉出装置由拉出链、矫正线、拉出头、起重机组成,拉出头包括横档和拉出环,起重机是常规的起重机。本发明的有益效果是,可以最大程度拉出井中泵体。
Pull-out device
拉出装置
29.11.2022
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |