Zhejiang VOB Technology Co., Ltd
Zhejiang VOB Technology Co., Ltd is one of the powerful Relay Valve Manufacturers and Relay Valve Factory, our company was built on the basis of Dongshan Auto Parts Factory in 1990 and owns Zhuji Dongshen Auto Parts Factory, Shanghai Fuao Auto Parts Co., Ltd., Dongshen fuel supply station, and Dongshen motor Transportation Team. Operating brands:SHANGHAl FUAO,FAQP world-renowned market, the series of bus faqp Brake Chambers in Asia and Europe, the Middle East, the Americas market, with foreign countries and many well-knownbridge factory for many years. our factory covers an area of 40 acres, covers an area of 26666 square meters, points including stamping, diecasting, CNC finishing, assembly workshop. Company comprehensive practice of modern enterprisemanagement system, through the ISO/TS 16949 quality management certification, the height of productioninformation, our company in good faith for the purpose of win-win, innovationbeyond, to become the leader of the industry!

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Industry Knowledge Extension

A relay valve is a type of valve that is used to control the flow of fluid in a hydraulic or pneumatic system. It typically consists of a solenoid (an electromechanical device that converts electrical energy into mechanical motion) and a spool (a sliding piece of metal that controls the flow of fluid). When the solenoid is activated, it moves the spool, which in turn opens or closes a passageway in the valve, allowing or blocking the flow of fluid. Relay valves are often used in systems that require precise control of fluid flow, such as in industrial machinery or aircraft landing gear systems. They are also used in automotive systems, such as power steering and brake systems.
A relay valve is a type of control valve used in hydraulic systems to control the flow of fluid in response to a signal from an external control device such as a solenoid valve or pressure-sensitive switch. The relay valve serves as an intermediary between the control device and the actuator (e.g. cylinder or motor) in the system. It amplifies the signal from the control device to the actuator, allowing for precise control of the fluid flow in the system.
The purpose of a relay valve is to control the flow of fluid in a hydraulic system. It receives a control signal from an external device (such as a solenoid valve or pressure switch) and amplifies it to control the movement of an actuator, such as a cylinder or motor.
The working principle of a relay valve is based on the fact that it acts as an intermediary between the control device and the actuator. The control signal is transmitted to the relay valve, which then amplifies it and directs it to the actuator. The relay valve modulates the flow of fluid to the actuator based on the signal received, allowing precise control over the movement of the actuator.
Relay valves can have various configurations, but they all work on the same basic principle of amplifying a control signal to control the flow of fluid in a hydraulic system.
Relay valve standard and application introduction:
Relay valves are widely used in various industrial and mobile applications due to their ability to provide precise control of hydraulic actuators.
International standards for relay valves include ISO 4401, which defines the standard dimensions and interface specifications for solenoid-operated directional control valves, and ISO 1219, which defines the graphical symbols used to represent hydraulic components and systems.
Applications for relay valves include construction equipment, material handling systems, machine tools, and mobile hydraulic systems. In these applications, relay valves are used to control the movement of cylinders, motors, and other actuators based on a control signal received from an external device.
Relay valves can also be used in parallel with other control valves, such as pressure control valves, to provide enhanced control over fluid flow in a hydraulic system. This combination of control valves can be used to implement complex control strategies and improve the overall performance of the system.