但是由于桩架力学模型的支承条件与起重机臂架不同，故桩架显得笨重。
However, pile drivers are too bulky since the bearing condition of the mechanical model of pile drivers is different from that of crane jibs.
应用该软件分析了起重机臂架的稳定性及其极限载荷，分析结果验证了本文所提方法的有效性。
The bucking analysis of actual crane boom is done using this software, and the results of analysis verify the correctness and effectiveness of the methods in this paper.
起重机臂架系统是臂架类型起重机的重要承载部件之一，其力学特性对整机的正常运转有直接的影响。
Crane booms system is an important type of crane booms bearing parts, its mechanical properties of the normal operation of machine has direct influence.
本文在综合现有结构稳定性研究成果的基础上，结合起重机臂架实例，对细长结构的稳定性进行了研究。
Based on the existing research results of structural stability, stability of slender structure is studied in this paper with the actual example of crane boom.
介绍了神钢7100履带吊臂杆桁杆的修理过程，提出臂杆更换中的注意要点，为起重机臂杆桁杆修理提供借鉴。
This paper introduces the overhaul procedure of Shengang7100 crawler-type crane boom trussed pole, proposes the attention point during exchanging the crane boom trussed pole.
也称变幅限位或幅度指示器，一般的动臂起重机的起重臂上都挂有一个幅度指示器。
Also known as the amplitude limit or range indicator, jib cranes general boom are linked to a range of indicators.
对于起重能力高达1,350公吨的大型履带式起重机，利勃海尔还提供各种多功能副臂系统。
For its larger crawler cranes with lifting capacities up to 1,350 metric tons, Liebherr also offers a wide range of multifunctional jib systems.
讨论了轮式起重机伸缩臂倒置伸缩液压缸的稳定性的计算方法。
The stability calculation methods of inversely mounted telescopic hydraulic cylinder in mobile crane are discussed.
臂架型起重机：可在圆形场地及其上空作业，多用于露天装卸及安装等工作。
Jib crane: in circles over the operation site and more for open-air handling and installation work.
汽车起重机是在通用或专用在载重汽车底盘上装上起重工作装置及设备的起重机，主要采用伸缩式臂架，油缸变幅。
Mobile crane is a general or special the heavy lifting the chassis on the work and equipment, cranes, retractable type mainly adopt the oil tank movement.
随机载荷作用下铁路起重机伸缩臂模糊可靠性分析。
Fuzzy Reliability Analysis of Railway Crane Telescopic Jib under Stochastic Load.
伸缩臂的性能对起重机在大幅度高起升工况下的性能的影响至关重要。
Telescopic boom crane in the performance of a substantial high from the performance or the impact of conditions is essential.
起重机的长支臂功能像我们的手臂。
构 式动臂港口轮胎起重机结构参数化计算分析平台。
The Parametric Structure Calculation and Analysis Platform of Lattice Mobile Port Tyre Crane.
控制系统仿真结果表明该控制方法在控制起重机机械臂各关节平稳的跟踪给定轨迹的同时，能够实现吊重在三维空间的防摆控制。
Simulation results of the control system show it can drive the crane's joints to track the trajectory smoothly, but also can realize the anti-sway control of the load in the 3D space.
提出一种以臂桥架变幅系统为主要工作机构的岸边集装箱起重机。
A new-type quayside container crane with jib-bridge luffing system as the main working part is brought out.
四连杆门座式起重机采用最佳优化的组合臂架系统，具有水平落差小、变幅平稳、功耗低的特点。
Four-link portal crane using the best combination of optimized boom system, with horizontal small gap, amplitude stable, low power consumption.
为了保证臂架式起重机的安全工作，必须安装能监测载重、幅度等影响起重机力矩因素的力矩保护器。
For the safe operation of jib cranes, load moment limiters need to be installed to monitor and control values of load and radius influencing the value of load moment.
本文通过对液压随车起重机各臂在工作中的运动分析，指出了影响起重机工作的因素，探讨了液压随车起重机结构设计的方法。
This paper points out the factors affecting the crane and explores the structural design of the hydraulic truck crane by analyzing the movements of the arms of the crane during its work.
本文建立了大型履带起重机桁架臂结构寿命预测体系，并且得到了验证。
It is found and established of the system about residual life evaluation for large cranes' booms in the thesis.
结合起重机吊臂的结构设计，从材料、箱形截面的形式及其腹板的局部稳定性等方面对伸缩臂进行了分析、计算。
With structural design of the hoist jib, analysis and calculation are made in such aspects as material, type of the box type section, and the local stability of the web plate.
箱形伸缩臂作为汽车起重机的主要受力构件，其重量一般占整机的13 ~ 20%，而大型起重机占的比例则更大。
As the main stress component, box truck crane telescopic boom usually accounts for the weight machine for 13 ~ 20%, while the percentage of large cranes is greater.
本实用新型还提供一种伸缩臂起重机。
本产品适用于旋挖机、起重机、消防车和混凝土泵车等臂架回转液压系统。
This product is suitable for the arm support rotary hydraulic pressure system in digging machine, crane, pumper and concrete pump truck, etc.
单臂架门座式起重机结构简单、起重量大自重轻。
Simple arm frame gantry crane structure, lifting large light weight.
门座式起重机分单臂架和四连杆两种类型，起重机的起升、变幅、回转和行走四大机构均采用交流变频调速，整机采用PLC控制，使用性能优越。
Portal crane sub frame and four-link arm two types, from the crane hoisting, luffing, slewing and walking four agencies ac frequency control, the machine USES PLC control, superior performance.
中广核工程有限公司作为咸宁核电工程的建设管理者，现就该工程的桁架臂履带式起重机进行招标采购。
The Invitation for Bid for Xianning Nuclear Power Plant equipments (Crawler Crane) is scheduled to commence; Xianning Nuclear Power Plant was approved by the authorities of P. R.
装有旋臂起重机的科尔曼测距仪扩大了旋臂起重机的应用范围。
Coleman LongRanger articulated jib crane expands the applications that a jib crane can be used for.
带有可调节提升机的上支撑动臂起重机。可显示旋转范围。
Overbrace jib crane with adjustable hoist. Swing range can be shown.
带有可调节提升机的上支撑动臂起重机。可显示旋转范围。
Overbrace jib crane with adjustable hoist. Swing range can be shown.
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