查询词典 safety valve

Coil power, the electromagnetic suction is zero, the Deputy valve valve plug and the dynamic role of the iron core because of spring brought up, the Deputy valve is opened, the main valve on the valve cup of fluid flow out through the SAFETY VALVES Vice-valve, reducing the role of the cup on the valve in the main valve pressure, when the main valve to reduce pressure on the valve cup to a certain value, the use of pressure to push the main valve valve cup, the solenoid valve is opened, media circulation.

线圈断电时，电磁吸力为零，副阀阀塞和动铁芯由于弹簧作用向上提起，副阀打开，主阀阀杯上的流体经副阀流走，减少了作用在主阀阀杯上的压力，当主阀阀杯上的压力减少到一定值时，利用压差把主阀阀杯推起，电磁阀打开，介质流通。& 2 two-pass solenoid valve works &是由中国针型阀网提供的国际阀门新闻，译文仅供参考。另外，中国针型阀网还提供相关产品搜索：针型阀型号、针型阀价格、针型阀技术、针型阀新闻、针型阀生产商等。

Through the American BoardìQuality Assessment Group Inc. ISO9001: 2000 quality system certification, the American Petroleum Institute API 6D product quality authentication and API 607 fire test, and obtain the certificate; companies on their use of domestic and foreign advanced valve design manufacturing technology, all aided design using AutoCAD, with a number of CNC machine tools, diving Valve pressure test the whole equipment and flying spray paint bake operation transmission line represented by a full set of high-performance processing, testing and coating equipment, according to GB, JB, HG, SH, API, DIN, JIS, BS standards, professional manufacture of "KTZ" brand ball valve, gate valve, valve, check valve, safety valve and various non-standard valves, an annual output of various category of high and medium pressure valve 5000 million yuan.

公司通过了美国船检局集团质量评估公司ISO9001：2000质量体系认证、美国石油协会API 6D产品质量认证及API 607防火试验，并获得证书；公司运用国内、外先进的阀门设计制造技术，全部采用AutoCAD辅助设计，拥有一批以数控加工机床、潜水式阀门整体试压设备和悬挂输送油漆喷烘作业线为代表的全套高性能加工、检测和涂装设备，按GB、JB、HG、SH、API、DIN、JIS、BS等标准，专业制造&KTZ&牌球阀、闸阀、截止阀、止回阀、安全阀及各种非标准阀门，年产各类高中压阀门5000余万元。

"Hydraulic safety valve" is widely used in hydraulic power systems and hydraulic equipment of safety devices, pressure devices can be limited, is a special valve, which is different from the conventional valve, the traditional use of mechanical valves metal spring as a driving force, can only be limited to low pressure, encountered more BALANCING VALVES than 10Mpa pressure limit pressure can do to increase the volume of pressurized design, the traditional role of the high-pressure valves and high pressure hydraulic power systems and hydraulic equipment The limit pressure of necessity is bulky and complicated structure, difficult to manufacture large, high production costs; in the course of the fatigue of metal spring parameters change fluctuating pressure limiting Ambassador to regular revision to ensure the normal use.

&气动液压安全阀&是目前广泛应用于液压动力系统和液压设备中的安全装置，也可以作限压装置，是一种特殊的阀门，它不同于传统的阀门，传统阀门用机械金属弹簧为动力，只能限中低压力，遇到超过10Mpa以上的压力限压，闸阀只能做加大体积的增压设计，因此传统阀门作用于高压和超高压的液压动力系统和液压设备的限压时必然体积笨重，结构复杂，制造难度大，产品成本高；在使用过程中金属弹簧的疲劳变化大使限压参数波动大，要经常调整才能保证正常使用。

In order to ensure that the flap valve seat face every time to reach a suitable position, the valve flap design in the hinge body to valve flap has enough to swing space, and make High Pressure Steam safety valve a real flap valve, comprehensive engagement with the valve seat.

为了确保阀瓣每次都能到达阀座面的合适位置，阀瓣设计在铰链机构，以便阀瓣具有足够有旋启空间，并使阀瓣真正的、全面的与阀座接触。

Recommended National Standards GB/T12243-2005 "spring load safety valve directly," provides a safety valve opening height shall be not less than one quarter of the valve throat diameter, or one-twentieth of the valve throat diameter.

推荐性国家标准GB/T12243-2005《弹簧直接载荷式安全阀》规定，安全阀的开启高度应不小于四分之一的阀门喉径或二十分之一的阀门喉径。

Regulating valve adjustment by hand wheel to full closed position, adjustable overflow valve as A41C Type Pound-Grade Low Lift Spring Loaded Safety Valve being the maximum pressure test valve, and then try regulating valve hand wheel adjustment, so that subjects were measured within the overflow valve leakage.

调节被阀的调节手轮至全闭位置，调节溢流安全阀为被试阀的最高压力，然后调节试阀的调节手轮，使被试阀溢流口测量内泄漏量。

In addition to this valve disc is free to lift, the other part of the same as the cut-off valve, the fluid pressure valve from the valve seat sealing surface of valve lift, medium return A42C Type Pound-Grade Low Lift Spring Loaded Safety Valve led to a seat on the disc down and cut off the flow.

此阀门除了阀瓣可以自由地升降之外，其余部分如同截止阀一样，流体压力使阀瓣从阀座密封面上抬起，介质回流导致阀瓣回落到阀座上，并切断流动。

The national industry to revitalize the valve industry to develop there must be implementation of technical innovation, and adjustment of product structure, we must dare to research and development of high technological content and high added value of labor standards with international leading valve products, such as control valves and automatic valves class regulating valve, three-wide convergence, three shunt valve, safety valve; ball valve type metal seal welded, high-parameter large-diameter valves; and power station supercritical C12?

痛定思痛。民族工业要振兴阀门行业要发展就一定要实施技术创新，调整产品结构，要勇于研制开发技术含量高、劳动附加值高具有国际领先水平的阀门产品如控制阀门和自动阀门类的调节阀，三通合流阔、三通分流阀，安全阀；球阀类的金属硬密封全焊接，高参数大口径阀；以及电站超临界C12？

Cut off cut-off valve is mainly used for fluid pathway, including the cut-off valves, gate valves, plug valves, ball valves, butterfly valves, diaphragm valves, control API Cast Steel Valves valves and other folders; The main control valve for regulating fluid pressure, flow, etc., including control valve, throttle, valve and float valve, etc.; Check valve used to prevent reverse flow of fluid; Shunt valve fluid channel for distribution of destination, or two-phase separated, including slide valves, multi-valve, trap, and emptying valves and so on; Safety valve is mainly used for security, to prevent the boiler, pressure vessel or pipeline overpressure due to the damage; Multi-valve is a valve with more than one function, such as the cut-off valve can both start and end back from the role of the role of drying.

截断阀主要用于截断流体通路，包括眼镜阀截止阀、闸阀、旋塞阀、球阀、蝶阀、隔膜阀、夹管阀等；调节阀主要用于调节流体的压力、流量等，包括调节阀、节流阀、减压阀和浮球调节阀等；止回阀用于阻止流体的逆向流动；分流阀用于分配流体的通路去向，或将氧气专用阀、铜阀门两相流体分离，包括滑阀、多通阀、疏水阀和排空气阀等；安全阀主要用于安全保护，防止锅炉、压力容器或管道因超压而破坏；多用阀是具有一种以上功能的阀门，如截止止回阀既能起断流作用又能起止回作用。

Key products include oil and water separator / sewage treatment plant, the head of air, fire hydrant, stainless steel joints and all kinds of material rapidly closing valves, closing check valve, check valve, valve, the sea valves, valve-wave, rapid clearance Valves, valve, Xuansai, safety valve, valves, valve side, the hose connector valve, plate check valve, filter, and so on.

主要产品包括油水分离器/生活污水处理装置、空气管头、消火栓、不锈钢快速接头及各种材质截止阀、截止止回阀、止回阀、闸阀、通海阀、防浪阀、速关阀、球阀、旋塞、安全阀、减压阀、舷侧阀、软管接头阀、板式止回阀、滤器等。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。