抽油杆

The new device uses a rotary mechanism similar to ball joint to eliminate the unscrewing torque caused by the reciprocating motion of the rod string.

针对现场应用的推力球轴承式抽油杆防脱扣装置经常失效的现状，研制出一种新型抽油杆防脱扣装置。

By analyzing the forging process of double frustums sucker rod and using rigid visco-plastic material model and 3-D coupled FE simulation, the whole forging procedure are analyzed and simulated with finite element analysis software DEFORM. The results indicate the inner stress field, strain field, metal flowing law and forging travel-load curve during the forming procedure. The forming statuses, causation of defect of workpiece are predicted and so on.

通过对抽油杆镦锻工艺的分析，并采用刚粘塑性材料模型与有限元耦合的方法，运用有限元分析软件DEFORM-3D对双圆台抽油杆的成形过程进行了模拟，获得了成形过程中的内部应力、应变、金属流动规律及行程――载荷曲线，预测分析了工件成形状况、可能产生的主要缺陷的形式、部位和原因。

The multi-fishing collar is one kind of combinatorial tool for fishing of various sizes of sucker rod coupling,bar and well logging instrument in the interior of the casin tube.It is easy to operate,conveience and muilti-purpose,high efficiency sucker rod fishing tool.

多用打捞筒是一种在套管内打捞各种尺寸的抽油杆、接箍及加重杆和测井仪的组合式打捞工具，该工具结构简单操作维修方便，是一种用途多、高效率的打捞抽油相工具。

Product description the deflection-proof and abrasion-proof sucker rod coupling is processed with some special technology, coated a layer of abrasion-proof, wear-proof and lessening friction coat.

本公司成立于1997年，是生产石油机械配件的专业生产厂家。主要生产抽油杆，双向保护抽油杆防偏磨接箍和普通接箍。

API sucker rod coupling coated a layer of abrasion-proof ,wear-proof and lessening friction coat ,and the raw meterial is good quality steel alloy 40cr,the type:

360诚信会员公司烟台运盛石油机械配件有限公司是专业抽油杆接箍批发销售生产厂家，该企业为你提供抽油杆接箍最新市场价格行情/报价，工作原理装配图，产品品牌规格型号/尺寸标准，使用方法安装说明书等实用商机信息！

The flow of Non-newtonian fluid in eccentric annuli with the inner cyinder moving axially and it's application in preventing pumping rod and oil tube from eccentric wear in a polymer-driving well are studied in this paper.

在采油过程中，由于油井较深的缘故，抽油杆在油管中是处于偏心位置的，聚驱井产出液在抽油杆做轴向运动的井筒中的流动问题就是非Newton流体在内管做轴向运动的偏心环空中的流动问题。

The results show that it is technically feasible to apply the turning fixture and the feeding device of the pump rod joint to the pump rod joint production. In the actual production process, one person can control many lathes to realize the production and the whole system also demonstrates excellent and safe performance in the operation process.

结果表明，抽油杆接箍车削上料装置用于抽油杆接箍生产在技术上是可行的，在实际生产过程中可以实现一人控制多台机床进行生产，整套系统在运行过程中也表现出极好的运行性能和安全性能。

Providing the specific problems which enterprises encounter in their actual production processes, the problems in the development of enterprises are effectively resolved. Therefore it is essential to introduce latest technologies. The turning fixture and the feeding device of the pump rod joint can be used to realize the automatic discharging. With engine lathes transformed into computerized numerical control and pneumatic tailstocks coordinating revolving centers to use, partial automation production of pump rod joints can be realized.

为了切实解决企业发展中遇到的问题，可利用抽油杆接箍车削上料装置实现自动出料，通过普通车床的数控化改造和气动尾座的配合活顶尖的使用，可以实现抽油杆接箍的半自动化生产，以解决企业在生产过程中遇到的问题。

In this thesis,I take out oil pole as object to research the principium and the method which base on the DSP to detect the magnetic flux leakage on-line in the first place.

本文以抽油杆为对象，研究了基于DSP的抽油杆在线漏磁无损检测技术的原理和方法，并提出了总体的设计方案和解决方法。

For the case of deep oil well, pumping rod is eccentric in oil tube during the oil recovery.

在采油过程中，由于油井较深的缘故，抽油杆在油管中是处于偏心位置的，聚驱井产出液在抽油杆做轴向运动的井筒中的流动问题就是非Newton流体在内管。。。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。