DBK Series Pilot Operated Pressure Relief Hydraulic Valve

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DBK Series Pilot Operated Pressure Relief Hydraulic Valve

The DBK series pilot-operated pressure relief hydraulic valve is a cutting-edge component that provides precise and reliable pressure control in hydraulic systems. With its advanced pilot-operated design and exceptional performance, this valve ensures efficient and safe operation by regulating system pressure within desired limits.

The DBK series pilot-operated pressure relief hydraulic valve is a high-performance solution for precise pressure control in hydraulic systems. With its pilot-operated design, pressure control accuracy, wide pressure range, and fast response time, this valve ensures efficient and safe operation while protecting system components. Following the recommended usage methods and maintenance practices, the DBK series valve delivers reliable performance, extending the lifespan of hydraulic systems. Upgrade your hydraulic system with the DBK series pilot-operated pressure relief hydraulic valve and experience optimal pressure control for enhanced system efficiency and productivity.

DBK Series Pilot Operated Pressure Relief Hydraulic Valve Key Characteristics:

  • Pilot-Operated Design:
    • The DBK series valve features a pilot-operated design, allowing it to deliver precise pressure control in hydraulic systems.
    • It utilizes a control pilot to modulate the main valve, providing accurate and responsive pressure relief.
  • Pressure Control Accuracy:
    • This valve offers exceptional pressure control accuracy, ensuring the hydraulic system operates within desired pressure limits.
    • It maintains consistent pressure levels, preventing over-pressurization and protecting system components.
  • Wide Pressure Range:
    • The DBK Series Valve provides a wide pressure control range, making it suitable for various hydraulic applications.
    • It allows customization to match specific system requirements and optimize performance.
  • Fast Response Time:
    • With its pilot-operated mechanism, the DBK series valve exhibits a rapid response time to changes in pressure.
    • It swiftly adjusts the flow path to relieve excess pressure, ensuring stable and reliable system operation.

DBK Series Pilot Operated Pressure Relief Hydraulic Valve Parameter:

NS 6 10
Fluid Mineral oil suitable for NBR and FKM seal
Phosphate ester for FKM seal
Fluid temperature range -30 to +80(NBR seal)
-20 to +80(FKM seal)
Viscosity range mm2/s 10 to 800
Degree of contamination Maximum permissible degree of fluid contamination: Class 9. NAS 1638 or 20/18/15, ISO4406
Max. operating  pressure bar 315
Max. adjustable pressure bar 50; 100; 200; 315
Max. flow-rate L/min to 60 to 100
Weight kg about 0.22 about 0.3

DBK Series Pilot Operated Pressure Relief Hydraulic Valve Advantages:

• Plug-in structure
• Four pressure ranges
• Two adjustment types: knob, adjustment screw with protection cap

Usage Method Of DBK Series Pilot Operated Pressure Relief Hydraulic Valve:

  • System Analysis:
    • Conduct a comprehensive analysis of the hydraulic system to determine the specific pressure control requirements.
    • Consider factors such as maximum operating pressure, desired pressure range, and flow rates.
  • Valve Selection:
    • Select the appropriate DBK series valve variant based on the system’s pressure control specifications.
    • Consider factors such as pressure rating, flow capacity, and compatibility with other system components.
  • Installation:
    • Follow the manufacturer’s instructions to correctly install the DBK series pilot operated pressure relief Valve in the hydraulic system.
    • Ensure proper alignment and secure connection to prevent leaks and optimize performance.
  • Pressure Adjustment:
    • Adjust the valve’s control pilot to set the desired pressure relief level.
    • Refer to the valve’s technical documentation for guidance on adjusting the pilot pressure accurately.

How Does A Hydraulic Pressure Reducing Valve Work?

A hydraulic pressure reducing valve, also known as a pressure regulator, is a critical component in hydraulic systems. Its primary function is to regulate and reduce the pressure of hydraulic fluid to a desired level. This allows for precise control of pressure and ensures the safe and efficient operation of hydraulic machinery. Let’s explore how a hydraulic pressure reducing valve works:

  1. Valve Operation:
    • A hydraulic pressure reducing valve typically consists of a valve body, a spring-loaded control element, and an adjustable spring.
    • The valve body contains an inlet port, an outlet port, and a control chamber connected to the spring-loaded control element.
  2. Pressure Adjustment:
    • The adjustable spring in the control chamber determines the desired pressure setting of the valve.
    • By compressing or decompressing the spring, the target pressure can be adjusted.
  3. Pressure Reduction:
    • When hydraulic fluid enters the valve through the inlet port at a higher pressure than the desired setpoint, it encounters the control element.
    • The control element, often a piston or diaphragm, is pushed against the spring by the incoming fluid pressure.
  4. Spring Force Balance:
    • As the fluid pressure increases, the control element compresses the spring to resist the force exerted by the fluid.
    • Once the spring force is balanced by the fluid pressure, the control element reaches an equilibrium position, maintaining a stable output pressure.
  5. Pressure Stabilization:
    • The control element modulates the flow of hydraulic fluid, restricting it to the outlet port.
    • By controlling the flow area, the valve ensures that the pressure at the outlet port remains at or below the desired setpoint.
  6. Pressure Monitoring:
    • The valve continuously monitors the pressure at the outlet port.
    • If the pressure exceeds the setpoint, the control element adjusts to restrict the flow, allowing excess fluid to bypass and maintain the desired pressure.

Aptidão e capacidade da fábrica:

(1) Montagem

Temos uma plataforma de montagem de pesquisa e desenvolvimento independente de primeira classe. A oficina de produção de cilindros hidráulicos tem quatro linhas de montagem semiautomáticas de cilindros de elevação e uma linha de montagem automática de cilindros de inclinação, com uma capacidade de produção anual projetada de 1 milhão de peças. A oficina de cilindros especiais é equipada com várias especificações de um sistema de montagem de limpeza semiautomática com uma capacidade de produção anual projetada de 200.000 peças e equipada com famosos equipamentos de usinagem CNC, um centro de usinagem, um equipamento especial de processamento de cilindros de alta precisão, uma máquina de solda robotizada, uma máquina de limpeza automática, uma máquina de montagem automática de cilindros e uma linha de produção de pintura automática. O equipamento crítico existente é de mais de 300 conjuntos (conjuntos). A alocação ideal e o uso eficiente dos recursos do equipamento garantem os requisitos de precisão dos produtos e atendem às necessidades de alta qualidade dos produtos.

(2) Usinagem

A oficina de usinagem é equipada com um centro de torneamento de trilho inclinado personalizado, um centro de usinagem, uma máquina de brunimento de alta velocidade, um robô de soldagem e outros equipamentos relacionados, que podem lidar com o processamento de tubos de cilindros com diâmetro interno máximo de 400 mm e comprimento máximo de 6 metros.

(3) Soldagem

(4) Pintura e revestimento

Com linhas de revestimento de tinta à base de água automáticas de cilindros de pequeno e médio porte, para obter carregamento e descarregamento automáticos de robôs e pulverização automática, a capacidade projetada é de 4.000 peças por turno;
Também temos uma linha de produção de tinta semiautomática para cilindros grandes, acionada por uma corrente elétrica, com capacidade de projeto de 60 caixas por turno.

(5) Testes

Temos instalações de inspeção e bancos de teste de primeira classe para garantir que o desempenho do cilindro atenda aos requisitos.

 

 

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Cilindro hidráulico Aplicação:

Dois tipos básicos e princípios de funcionamento do cilindro hidráulico:

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