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[Chemical Knowledge]：Electromagnetic directional control valve-the "mind" of high-power equipment"

Read： 600 Time：20months ago Source：Transform the World with Simplicity

Solenoid valve is a device used to control the direction of fluid flow. Among the many directional valves, the electromagnetic directional valve is widely used in electric power, chemical industry, machinery, metallurgy and other industries because of its rapid action, convenient adjustment, stability and reliability. It can be used in hydraulic, pneumatic, automatic control and other systems to support special functions such as flow regulation and hydraulic direction control. The working principle of the

1. The working principle of the

electromagnetic reversing valve is relatively simple, which is to control the movement of the valve structure through the power signal of the electromagnet to realize the direction control of liquid or gas in and out. Specifically, its structure is roughly divided into magnetic material iron core, magnetic coil, valve composition. After the electromagnet is energized, the magnetic field will attract or push the iron core, and drive the valve plate to achieve commutation through rotation and other methods, and finally achieve the purpose of controlling the flow of the medium. The key is that the electromagnet can control the direction and intensity of the magnetic field through the current, thus affecting the direction and speed of the valve.

2. design features
the structure of the
solenoid valve has many types, but there are several common points:

1. The valve body adopts a spring return structure, which makes the control action fast, suitable for continuous operation and repeated execution of the device.

2. Hydraulic and pneumatic valves have different driving pressures, that is, they need to adapt to different media working pressures.

3. The electromagnetic reversing valve can not only be used to control the direction, but also reverse decompression to protect the equipment and the valve itself.

3. application field

electromagnetic reversing valve can play the functions of adjusting pressure, reversing oil circuit, and system diversion during work. The specific application scope mainly includes:

1. Machinery manufacturing: such as various packaging, mining, mining machinery, etc.

2. Energy industry: oil, natural gas pipelines, gas stations, etc.

3. Other industries: medical, aviation, automotive, chemical, etc.

solenoid valve with its efficient performance and reliability, has become the most necessary industrial equipment control components. In the future, with the continuous improvement of the technical level, it will further improve the safety and efficiency of industrial production. (1000 words)