The main valve and pilot system can be serviced without removing the valve from the line.
不需要从管线上拆卸阀门，就可以对主阀和引导系统进行维修。
It has the higher switching speed and frequency and can be used as the pilot valve for a larger flow rate valve, or as a direct control valve for small flow rate hydraulic loop.
该阀具有很高的切换速度和频率，可以用来作为大流量高速开关阀的先导控制阀，也可以在小流量回路中直接作为控制阀使用。
Mainly by the pilot valve seat, valve, diaphragm, spring, adjusting springs and other parts.
导阀主要由阀座、阀瓣、膜片、弹簧、调节弹簧等零件组成。
Oil reducing valve belongs to the pilot valve piston valve.
进口油用减压阀属于先导活塞式减压阀。
Pilot valve can adjust lift and close pressure solely out if main valve.
导阀可在主阀以外单独调定开启压力和关闭压力。
Hydraulic control valve is a main valve and the exterior of the needle valve and a combination of the pilot valve.
水力控制阀是由一只主阀及其外装之针形阀和先导阀等组合而成。
A pressure relief valve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.
进口持压泄压阀由主阀、泄压/持压导阀针阀、 、球阀、微形过滤器和压力表组成水力控制接管系统。
Intensification logic valve start is directly controlled by pilot valve without any intermediate links, so the building-up time of intensification is fully guaranteed.
增压逻辑阀的开启直接由先导阀控制，不经过任何中间环节，使得建压时间得以充分保证。
The chief products include: Bellows seal globe valve, Free-float steam trap, Pilot pressure reducing valve, Pneumatic control valve, Self-acting temperature-sensing valve, Cyclone separator etc.
目前工厂生产的主导产品有：波纹管密封截止阀、自由浮球疏水阀、先导式减压阀、气动调节阀、自作用式温控阀、汽水分离器等。
It is a parallel connection system and this system USES the high-speed valve as a pilot valve to control the twin throttle which controls the pressure and the flux of the hydraulic control system.
该文介绍了一种新型的数字式液压操纵系统，系统采用并联方案，以高速电磁阀为先导控制级，通过双节流阀进行操纵系统的压力、流量控制。
The pilot unloading valve 5 of the one-way valve can be achieved system-pressure pump and unloading.
由于先导卸荷阀5内的单向阀作用，可以实现系统保压而油泵卸荷。
Relay valves convert a sustained air flow from a three-way pilot valve into a momentary pulse or bleed, which shifts a control valve and then closes.
延迟阀可调节从三通控制阀到瞬间脉冲或放气阀的空气流量，放气阀或瞬间脉冲改变控制阀，然后关闭。
Pilot pressure valve The utility model is based on hydraulic control valve engineering, one of three pressure control valve.
先导压力阀本实用新型属于液压控制工程三大基础阀之一的压力控制阀类。
There are four types for PWR pressure-relieving devices: direct acting safety valve, pilot-operated pressure relief valve, power-operated pressure relief valve and safety valve with auxiliaries.
PWR的压力释放装置主要有四种类型：直接作用式安全阀、先导操作压力释放阀、动力作用式压力释放阀和具有辅助装置的安全阀。
Power, the electromagnetic force directly to the pilot valve and main valve closed small pieces followed by upward, open the valve.
通电后，电磁力直接把先导小阀和主阀封闭件依次向上提起，阀门打开。
When the coil power, the pilot valve by the spring return, pilot hole closed throttle valve chamber pressurized by the piston return spring and thrust, the electromagnetic valve is closed.
当线圈断电时，先导阀芯靠弹簧复位，先导孔关闭，阀腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。
If the pilot valve spring coupled driven sleeve, inhibited the spring swing to lead more stable valve movement.
若导阀弹簧配上导向套筒，则可抑制弹簧的摇摆，使导阀芯运动更平稳。
The valve face is provided with a pilot hole or a micro fixing valve.
阀面上 冲有导向孔或微型固阀。
When the valve outlet pressure to a pilot valve spring set pressure, pilot valve opens, the control room to the downstream drainage.
当阀门出口压力降到导阀弹簧设定压力时，导阀开启，控制室向下游排水。
In addition, the invention further provides a detection method capable of detecting error reason of the pilot valve when the manual operation device for electric pilot valve breaks down.
另外，本发明还提供一种检测方法，该方法在具有上述手动操作装置的电动导向阀发生故障时，能检查导向阀的故障原因。
When the coil power, the pilot valve by the spring return, pilot hole open, pressure relief valve on the chamber, the piston on the lower chamber medium pressure to promote the solenoid valve open.
当线圈断电时，先导阀芯靠弹簧复位，先导孔打开，阀上腔卸压，活塞靠下腔介质压力推动，电磁阀打开。
When the coil power, the pilot valve by the spring return, pilot hole closed, the valve chamber and pressurized by the piston return spring throttle thrust, the electromagnetic valve is closed.
当线圈断电时，先导阀芯靠弹簧复位，先导孔关闭，阀上腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。
When the coil power, the pilot valve by the spring return, pilot hole open, pressure relief valve on the chamber, medium pressure piston push the lower chamber, the electromagnetic valve is opened.
当线圈断电时，先导阀芯靠弹簧复位，先导孔打开，阀上腔卸压，活塞靠下腔介质压力推动，电磁阀打开。
Normally Open: When the coil is energized, the pilot hole closed, the valve chamber and pressurized by the piston return spring throttle thrust, the electromagnetic valve is closed.
常开：当线圈通电时，先导孔关闭，阀上腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。
The present invention relates to the technical field of hydraulic valve, which particularly relates to a pilot operated unloading valve.
本发明涉及液压阀技术领域，具体涉及一种先导式卸荷阀。
The present invention relates to the technical field of hydraulic valve, which particularly relates to a pilot operated unloading valve.
本发明涉及液压阀技术领域，具体涉及一种先导式卸荷阀。
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