英语人>词典>英汉 : derrick hoist的中文,翻译,解释,例句
derrick hoist的中文,翻译,解释,例句

derrick hoist

derrick hoist的基本解释
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井架式升降机

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"Derrick:a machine for hoist ing and moving heavy objects, consisting of a movable boom equipped with cables and pulleys and connected to the base of an upright stationary beam."

悬臂起重机:提升和移动重物的机器,它由一个带有缆绳和滑轮的可移动的、并与一根由向上静止横梁的底座连接的起重杆组成。

Of bridge could be improved Truss lifting tool adopts for derrick mast hoist that had been made by our unit, readymade member will be lifted and positioned. It is of the feature of simple construction equipment and quick construction progress and a potential of popularization.

桁架部分采用自制的人字扒杆吊机作为吊具,将预制的构件吊起进行悬臂拼装就位,施工设备简单,进度快,具有一定的推广潜力。

In this paper,an automated tripping system for downhole pipe string was put forward,which includes the tractor hoist,the derrick,the hydraulic tongs,the movable casing elevator,the fixing spider,the vertical pipe rack and the controlling system.

提出了一种自动起下管柱作业系统,主要包括通井机、井架、液压钳、筒式吊卡、卡瓦支座、立式排管架和控制系统等,支座卡瓦为弹性体微条嵌入式结构,筒式吊卡能自动卡入和松开管柱接箍,排管架可实现管柱的立式排放,控制系统协调各部分的工作。

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boom hoist:伸臂式起重机

boom derrick 吊杆转臂起重机 | boom hoist 伸臂式起重机 | booster 升压器