The electro-hydraulic three-way distributor has many names, which can be called electro-hydraulic three-way distributor valve, electro-hydraulic three-way slider, and herringbone valve. The electro-hydraulic three-way distributor has manual, electric, pneumatic, It is divided into two types: positive tee and side tee. DSF-A (B) electro-hydraulic three-way distributor can be used in the material reversal/diversion process. And it allows reversal when there is material flow passing through; the electro-hydraulic three-way distributor can be used in the material reversal and diversion process, and has the kinetic energy of the gate; it can also control the material cutting or simultaneous circulation. The electro-hydraulic three-way distributor uses an electro-hydraulic push rod as the power source. Because of its automatic overload protection performance, when operation is blocked, the pressure in the oil circuit increases to the set limit, and the relief valve overflows quickly and accurately to implement overload protection. The motor will not burn if it operates within the rated value. When the push rod reaches the end of the set stroke, a self-locking mechanism is designed in the electro-hydraulic push rod oil circuit integrated block. The motor stops and the piston rod self-locks at this position and is in a pressure-maintaining state. Among them, the DSF-A (B) electro-hydraulic three-way distributor can be used in the material reversal/diversion process. It uses an electro-hydraulic push rod to drive the rotating shaft mechanism of the three-energy distributor to control the flipping of the flap and achieve the effect of material reversal. This product can directly connect the upper flange under the funnel of the head of the belt conveyor or at the unloading interface of other equipment. It is generally used in conditions where the specific gravity of the stack is less than or equal to 2.8t/m, the grindability is high, and the working environment is harsh. Down. Considering its large structural size and weight (the wear-resistant lining plate is thick), the upper flange cannot bear its own weight, and additional support must be added according to the actual situation.
Specifications
Performance features:
1. Reasonable design, complete specifications and models, product serialization, easy selection, universal and comprehensive supporting capabilities, simple operation and easy maintenance.
2. If all gates are equipped with electro-hydraulic angle switches or electro-hydraulic push rods as power sources, the gates can be opened and closed quickly and flexibly, and they also have the ability to start under load and the overload protection function. It can avoid burning out the motor and the equipment runs smoothly and reliably. The whole machine has compact structure, light weight, low power consumption, low noise and easy installation.3. Fully hydraulic rotation, its push and pull forces can achieve stepless speed regulation, and the driving force range is wide. The
reciprocating stroke can be accurately adjusted, the position is self-locking, the gate opening can be adjusted, and the gate flow can be controlled.
4. Small investment. Because the backlog model gates are all standardized in design and serialized production, it is conducive to reducing costs, and a single gate can be equipped with one or several electro-hydraulic angle switches or electro-hydraulic push rods to achieve full hydraulic transmission. There is no need to set up a special hydraulic station or any ancillary equipment.
5. Wide range of applications. Considering that the valve may work in various environments, we tried our better to expand the matching design of valve models, specifications, varieties and series during the design, which can be widely used in the storage and transportation of bulk materials in various industries.
6. The electro-hydraulic angle switch or electro-hydraulic push rod provided by the scattered gate can realize stroke control, signal display; remote centralized control, digital display; or 4-20mA microcomputer control.
Application: Electric power, metallurgy, coal, chemical industry, building materials, coking plants, heating plants and other departments.
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READ MOREWorking Principle of Electro-Hydraulic Three-Way Distributor
The function of electro-hydraulic push rod: The electro-hydraulic three-way distributor controls the flow direction of materials through the electro-hydraulic push rod. The electro-hydraulic push rod is driven by a motor and has a built-in hydraulic system. When the motor is working, the pump presses the liquid into the cylinder to push the piston to move.
Valve Control Mechanism: The piston of the electro-hydraulic push rod is connected to the valve of the distributor. When the push rod is extended or retracted, it drives the valve to rotate or move. This movement can be clockwise or counterclockwise, depending on the working direction of the push rod, thereby controlling the flow direction of the material.
Reversal and Diversion Function:
Reversal: When the material is flowing, the push rod action turns the valve to the reverse position, thereby changing the material flow direction to another outlet. This function makes the equipment flexible in operation.
Diversion: The push rod can position the valve in the diversion position to guide the material to multiple outlets at the same time, which is particularly important when multiple downstream processing points need to receive materials at the same time.
Overload Protection Design: The electro-hydraulic three-way distributor has a built-in overload protection mechanism. When the system pressure exceeds the set value, the pressure sensor will start the overflow valve to release excess pressure to prevent damage to the motor and equipment. This design ensures the safe operation of the system.
Self-locking function: Once the push rod reaches the limit of the set stroke, the self-locking mechanism in the electro-hydraulic push rod will automatically lock the push rod position, thereby keeping the valve in this state to prevent accidental movement. This function is essential in maintaining system stability and precise control.
Remote control and monitoring: The device can be integrated with the central control system for remote operation and status monitoring. Through the electro-hydraulic angle switch or sensor, the operator can obtain information such as valve position and system pressure in real time, enhancing the controllability and flexibility of the system.
Wide application: The electro-hydraulic three-way distributor is suitable for various environments, especially in places where the material specific gravity is less than or equal to 2.8t/m³ and the wear is high. Its reliability makes it widely used in material management in industries such as power, metallurgy, coal, chemical industry, and building materials.