检查各换向阀电磁铁动作是否灵活。
Check to know the electromagnet reaction of the reversing valve.
给出了一种新型电液数字换向阀。
二位五通换向阀即可控制其工做。
板式连接大通径电控换向阀，有三位阀功能。
Plate connected with electric control valve which had large drift diameter, have three -position valve function.
公开的阀起—一体的换向阀和真空断路器的作用。
The disclosed valve ACTS as an integral diverter valve and vacuum break.
它由定差减压阀，液动换向阀和简式节流阀三部分组成。
It is certainly worse by the pressure reducing valve , hydraulic throttle valve and the short form of three parts.
吊装完成后要操作多路换向阀锁上锁钩，然后收回支腿。
When finish hoisting operate multiple directional value lock the hook, and then take back outrigger.
绷网完以后，扳动换向阀，使手轮回到初始的位置，关闭电源。
After the nets, stretch, throw reversing valves, make the initial position, close to power.
气动系统电磁换向阀采用汇流板集装方式，减少了占用空间；
Electromagnetic valve of pneumatic system adopts conflux boards so as to reduce space.
换向阀作为重要的方向控制阀，用来实现运动部件的方向控制。
As important directional control valve, direction valve is used to control the direction of movement part.
研制的纯水换向阀的性能基本达到了现有同类油压换向阀的水平。
The performance of the water hydraulic directional valve can achieve the level of traditional oil hydraulic directional valve.
换向阀与液压油源间、换向阀与转阀间和转阀与截止阀间均相连接。
The reversing valve and the hydraulic oil source, the reversing valve and the rotating valve, the rotating valve and the stop valve are all connected.
实验结果表明，被试三位五通换向阀各个通道的流量特性有较大差别。
Experimental results show that there exists large difference between different passages of the valves.
本实用新型提供了一种改良的液压多路换向阀，属于机械技 术领域。
The utility model provides an improved hydraulic multichannel conversion valve and belongs to the technical field of machinery.
在不具备压力试验条件时，不允许拆掉换向阀的铅封和调整调压弹簧座。
In the lack of condition for the pressure test, it is not allowed to remove the lead sealing of the reversing valve to adjust the pressure regulating button.
在不操作多路换向阀手柄时，油泵排出的液压油经多路换向阀回到油箱。
When we don t operate the multiple directional value handle, the hydraulic oil that pump discharge back to oil box by multiple directional value.
介绍一种采用计算机控制与检测气动换向阀试验台的特点和测试系统设计。
This paper introduces the features of a computer-controlled testing device for pneumatic directional valve and pneumatic system tests and measurements.
在热泵系统四通换向阀后的排气管上加旁通毛细管和在气液分离器中加过冷管。
A by-pass capillary tube was added on the discharge pipe behind the four-way valve and a tube was added in an accumulator in a heat pump system to solve the problem.
介绍一种能够在工程机械液压系统中改变两个定量马达连接方式的液控换向阀。
The author introduces a kind of hydraulically controlled direction valve to change the connecting mode between two fixed displacement motors in hydraulic systems of construction machinery.
装料：放下支腿，操作多路换向阀吊装料斗，料斗上车后吊链要处于松弛状态。
Loading: put down the outrigger, operate multiple directional value to hoist hopper, the chain hoist must be state of loose after hopper get on the vehicle.
由电液比例换向阀和轴向变量泵组成的比例变量泵系统是一种新型液压动力机构。
The proportional variable pump system made up with electrohydraulic proportional reversing valve and axial variable pump is a new kind of hydraulic dynamic structure.
通过液压冲击现象的机理研究，找到其影响因素，设计的旋转换向阀及液压系统。
Via the mechanism research of the phenomenon of hydraulic shocks, the shock factors are found and designs of the rotating reversing valve and hydraulic system are finished.
TY B系列调压注水装置由双缸四腔泵体、电液换向阀、控制液路及控制电路组成。
TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit.
用调速手柄作调速轴向移动，实现多级调速，用换向手柄控制换向阀，实现换向输出。
Timing hand-grip is moved in axial direction to realize multilevel timing, reversing valve is controlled with reversing hand-grip to realize reversing output.
三位换向阀滑阀机能不但影响液压系统的工作状态，也影响执行元件换向时的工作性能。
Slide valve function of three position directional valve not only affects the working state of hydraulic system but also affects the working performance of implement part when changing direction.
CF高真空挡板阀系列是通过电磁换向阀改变气路方向，控制执行气缸驱动阀门作启闭运动。
CF pneumatic high vacuum flapper valve USES solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed.
CF高真空挡板阀系列是通过电磁换向阀改变气路方向，控制执行气缸驱动阀门作启闭运动。
CF pneumatic high vacuum flapper valve USES solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed.
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