Pilot Control Joystick Valve
Product Overview
Pilot Control Joystick Valve is a manual operated hydraulic Hydraulic valve, serving as the command control component for the hydraulic system of construction Machine. This pilot joystick valve converts manual operation force into low pilot pressure signals. When the operator pushes or pulls the joystick, the valve outputs proportional pilot hydraulic pressure. The pilot pressure will control the main hydraulic valve and actuators to drive the movements of the Machine, such as boom lifting, arm crowding, bucket action and slewing.
This Hydraulic valve adopts modular compact structure. It is widely used on excavators, loaders, crawler cranes and other mobile engineering Machine. Different control configurations are available: single axis, dual axis and multi-axis joystick options to meet various control demands of the hydraulic system.
Technical Specifications
- Product Name: Pilot Control Joystick Valve
- Type: Manual pilot control Hydraulic valve
- Working medium: Anti-wear hydraulic mineral oil
- Pilot pressure range: 0 ~ 35 bar
- Max supply pressure: 40 bar
- Mounting: Standard installation interface
- Control type: Proportional pilot pressure output
- Application: Pilot control for open-loop hydraulic system of mobile construction Machine
- Feature: Sensitive operation, smooth control, compact structure, shock resistance
Working Principle
When operating the joystick handle of this Hydraulic valve, internal spools move and generate proportional low-pressure pilot oil. The pilot pressure signal is transmitted through pipelines to the main directional Hydraulic valve inside the hydraulic system. The main valve spool shifts according to the pilot pressure magnitude and direction, which changes the oil flow direction and flow rate. Then hydraulic cylinders or hydraulic motors act to realize the movement of the Machine. The more the joystick tilts, the higher the pilot pressure, so the faster the machine action. When releasing the handle, internal springs reset the spool, pilot pressure drops to zero, and the Machine stops movement.
Core Advantages
1. Ergonomic joystick design, smooth and sensitive operation, easy for operators to precisely control the Machine.
2. Compact structure, small installation space requirement, convenient to install in the cab of construction Machine.
3. Reliable sealing parts, low internal leakage, stable pilot pressure output for the whole hydraulic system.
4. Strong shock and vibration resistance, suitable for rough working conditions on construction sites.
5. Multiple axis options, interchangeable replacement design. Great for equipment repair and spare parts stocking for global hydraulic distributors.
Application Range
This pilot control joystick valve is the core control component of hydraulic system for excavators, wheel loaders, skid steer loaders, crawler cranes and other mobile engineering Machine. It is commonly used for new machine assembly and maintenance replacement.
