The author analyzes the impacts on tubing thread linking intensity of hydraulic tong with the finite element method,the Von Mises and contact pressure distributes of casing thread liking in condition of different holding position for backup tong have been obtained,and he puts forward the technological transformation measures of hydraulic holding system,designs a three-plate-style-tong-door.
采用有限元方法分析了液压钳对油管螺纹联接强度的影响,得到了背钳在不同夹持位置时油管螺纹联接的等效应力和接触应力分布,提出了液压钳夹紧结构的技术改进措施,设计出一种新型的三腭板钳口结构。
Development of TQ508-70Y hydraulic casing tongs with big caliber and high torque;
TQ508—70Y大管径高扭矩液压套管钳的研制
Development and Exploitation of New Hydraulic Pressure Clamp Disc Anti-wind Brake
新型液压钳盘式防风制动器的研制与开发
The Analysis of Tubing Thread Failure Mechanism and the Technology Reformation of Hydraulic Tong;
油管螺纹失效机理分析及液压钳的技术改造
Design of Automatic Power Tong for Workover and Simulation of Its Hydraulic System
自动化修井作业钳设计及其液压系统仿真研究
According to the different kinds of using and different method of installation,the connection hardware including several kinds,such as clamp pressure,hydraulic pressure,detonation pressure and bolted connection,etc.
根据使用和安装方法的不同，接续金具分为钳压、液压、爆压和螺栓连接等几类。
power tubing tongs with rollover feature
带压紧轮的动力油管钳
pocket AC clip-on voltammeter
袖珍钳型交流电压表
AC clip-on voltammeter
钳形交流电压电流表
Optional parts include swivel.rotary hose,elevator link,hydraulic tong ,air spiders,lelly bushivg,rotarytable and substructure (with ramp and oadder)etc.
选配件包括水龙头和水龙带、吊环、液压大钳、气动卡盘、转盘、钻台（带滑道和梯子）等。
Fluctuation of Pressure Analysis and Research on Mouth of the Tongs of Crankshaft;
汽车曲轴圆角冷滚压钳口压力波动分析及研究
Effects of NdCl_3 on Slow Vacuolar Ion Channels in Radish(Raphanus satirus L.)by Patch-clamp;
膜片钳法研究NdCl_3对萝卜液泡膜SV通道的影响
Application of General Pippette Solution in Patch-clamp Study on Rabbit Cardiomyocytes
通用电极内液在心肌细胞膜片钳实验中的应用
The fast mechanical crimp pincers of our production are the technology of the most advanced mechanical fast crimp pincers of transfer Germany.
本公司制造的快速机械压界钳，是引进德国最先进的机械式快速压接钳的技术。
Research of Energy-feedback and Constant Voltage Clamp Bipolar Pulse Current Source;
馈能型恒压钳位双极性脉冲电流源的研究
Research of Self-sensing Piezoelectric Gripper Based on Space-sharing;
基于空分复用的自感知压电夹钳的研究
The Measurement of Optical Force from Optical Tweezers and the Research on the Combination of Optical Tweezers and Patch Clamp
光镊的光压力测量及光镊与膜片钳结合的研究
hydraulic efficiency governor
液压调速器液压调节器
hydraulicefficiency transformer
液压变速器液压变换器
hydraulicefficiency ram
液力压头液压缸柱塞
