查询词典 car coupler

The evolution process of freight car coupler s in our country in the recent 50 years is reviewed.

回顾了我国货车车钩50年来的演变过程，分析了其现状，并通过与美国货车车钩的比较，展望了我国货车车钩的发展趋势。

From the tower crane or organizations to adopt domestic brand-name three-speed motor, a third gear the pace of work; first-class quality, long-term frequent trouble-free; Change adopted by the electromagnetic brake brakes with the overall design of forming programmes, good mechanical properties, making car operation Flexible comfortable, safe and reliable, significantly prolong its life; Rotary organizations to adopt the form of hydraulic coupler, turning soft, well-targeted, efficient.

塔机起升机构采用国内名牌三速电机，具有三档工作速度；品质一流，能长期频繁无故障工作；变幅机构采用带电磁制动刹车装置整体设计成型方案，机械性能好，使得小车运行灵活自如，安全可靠，明显延长其使用寿命；回转机构采用液力偶合形式，转动柔和、定位准确、工作效率高。

Based on the characteristics of railway vehicles, the crashworthy subway vehicle was designed. The design concept of crashworthy car-body was proposed and the energy-absorbing process of the head car impact was divided into four steps: the first step is the rubber buffer of the buffer equipment of vehicle coupler; the second is the buffer with collapsible tube; the third is the cut bolt of vehicle coupler; the fourth is the special energy-absorbing structures and the anti-climbers on the underframe of head car.

针对地铁车辆自身特点进行耐冲击地铁车辆吸能结构设计，提出了耐冲击地铁车辆设计理念，将该地铁头车在撞击过程中的能量吸收过程设计为4级：第1级为车钩缓冲装置缓冲器，第2级为缓冲装置中的压溃变形管，第3级为车钩剪切螺栓，第4级为位于头车前端底架的吸能结构和防爬器等可变形结构。

With the small test sample to simulate the local stress conditions of the coupler knuckles,the fatigue tests are carried out according to the load spectrums of pulling and pressing programs of the freight car coupler s and their simplified spectrums.

用小试样模拟钩舌局部区域应力状态，分别按货车车钩拉、压程序载荷谱和该谱的简化谱进行疲劳试验，所得的疲劳寿命值与现场车钩运用调查统计值均相符合；同时，对 AAR所推荐的恒幅载荷也进行了试样的疲劳试

By compared maximum coupler force and maximum acceleration of car body with common slack coupler at condition of train starting,braking,emergency braking and releasing,we verified that small slack coupler is better than common slack coupler in dynamics performance.This paper also calculated the train dynamics performance parameter with different buffer and braking system,running in different line and using different operating method.

本文利用列车纵向动力学模拟程序，计算了齐齐哈尔车辆公司研制的13号小间隙防脱车钩的纵向动力学性能，通过比较各个车钩间隙下列车最大纵向车钩力和列车最大加速度的数值，得出小间隙车钩在列车启动工况、常用制动工况、紧急制动工况、缓解工况的纵向动力学性能都较原有车钩性能优异的结论。

The core of this design is based on SCM stc89c51, the use of optical coupler to detect the form of car speed and distance, using the movement led display car status and mileage, and the external electromagnetic buzzer to warn has received remote control signal, this paper focuses on the system' s hardware design methods and software design approach.

本设计的核心是以单片机stc89c51，利用光电耦合器来检测小车的形式的速度和距离，利用led显示小车的运动的状态和行车里程，并且外加电磁蜂鸣器来警告已接收到遥控信号，本文着重介绍了该系统的硬件设计方法及软件设计的办法。

The modeling methods about vestibule diaphragm, coupler and draft gear are introduced, too. Among the six Models, Model A and Model B can be used to study the vehicle stability and curve negotiation under different track situations. Model C and Model D can be used to carry out the stability, dynamic curving behavior and ride comfort of the high-speed passenger car. Model E and Model F are three-dimension train dynamic models which consist of three cars (head car, intermediate car and tail car).

所建立的6种动力学模型中，模型A和模型B可用于研究不同轨道条件下车辆的运动稳定性及动态曲线通过性能；模型C和模型D可以用来研究车辆的运动稳定性、动态曲线通过性能及运行平稳性；模型E和模型F是列车系统动力学分析模型，都是由三节车组成的列车单元，三车列车模型作为一个最小的列车单元，包含了头车、中间车和尾车，已能够反映整个列车的动力学特性。

According to AAR Manual,calculations are made respectively for the lateral forces applied on vehicles due to deviation of the coupler while the drawing point is in different positions(on the bogie and on the carbody) of the new type speed increased 90 t depressed center flat car ,so that basis is provided for determination of the overall scheme.

按照《AAR机务标准手册》，对新型提速90 t凹底平车的牵引点布置在不同位置(布置在转向架上和布置在车体上)时由于车钩的偏移而作用在车辆上的横向力分别进行了计算，为确定总体方案提供了依据。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。