Hydraulic, Pneumatic, Manual, Electrical High Efficiency Pneumatic/Hydraulic Underground Air Lock System

Customization: Available
Design Pressure Force: ~ 20 Kpa
Design Life: ~ 30 Years

Product Description

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Basic Info.

Power Supply
400V / 3 Phase / 50Hz
Actuator Type
Hydraulic, Pneumatic, Manual, Electrical
Open & Close Time
Adjustable
Door Interlock Logic
Included
Electrical Standard
IEC, IP65
Open Width
5-8m
Open Height
5-8m
Origin
China
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Vent Door/Air Lock System

Description

  • One standard door/air lock system includes: mine doors (single or double), field control devices, cylinders, and an emergency access hatch.
  • Power pack options: Hydraulic, pneumatic, manual, or electrical.
  • Integrated electrical and PLC control system.
  • Lighting systems with traffic condition indicators (Green, Red, Yellow).
  • Optional components: Pull Cord, Push Button, Remote Control, Proximity Sensors, etc.
  • Modular design maximized for easy site installation, commissioning, and maintenance.

Designing, Fabrication & Testing

  • Systems are divided into modular packages for optimized handling.
  • All components are pre-assembled and tested in workshops to ensure quality and reduce site construction workload.

Our Approach

  • Advanced manufacturing technology offering quality vent door systems at reasonable costs.
  • Reliable long-term performance in minimal space using international brand components.
  • Standardized assemblies significantly reduce design costs, delivery, and construction schedules.
  • Quick connections and fittings allow for efficient component exchanges and reduced downtime.
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Main Technical Parameters

No. Item Specification
1TypeZ Type or U Type
2Opening DirectionOpposite for Type Z, Open to High Pressure for Type U
3Design Pressure Force~ 20 KPa
4Design Life~ 30 years
5Power Supply400V / 3 Phase / 50Hz
6Actuator TypeHydraulic, Pneumatic, Manual, Electrical
7Open & Close TimeAdjustable
8Door Interlock LogicIncluded
9Door ActivationPull Cord, Push Button, Motion Sensor, Remote Control
10Personnel Access DoorOptional
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Standard Safety Features

No. Item Details
1Structural & MechanicalProven Tested Design
2Vehicle Detection SystemInfrared Sensor or Proximity Sensors
3Traffic ControlsReflective Striping
4Explosion Proof SystemOptional
5Escape HatchIncluded
6Emergency OperationManual - Hydraulic Pump
7PaintHigh Visibility Safety Yellow - Zinc Primer and Epoxy
8AlertsTraffic Warning Lights (Red/Amber/Green) & Horns

Guarantee and After-service

  • Guarantee Time: One year (12 months) from the date of the B/L.
  • Free Replacement: Components broken under normal conditions within the guarantee period are replaced for free.
  • Technical Support: Technician availability for installation, debugging, and training at the buyer's site.
  • Documentation: Complete instructions, circuit diagrams, manuals, and layout drawings provided.
  • Remote Support: Technical assistance via email.

Frequently Asked Questions

1. What power sources are available for the vent door actuators?
The system supports multiple actuator types including Hydraulic, Pneumatic, Manual, and Electrical power supplies.
2. Can the opening and closing times be modified?
Yes, the open and close times for the air lock system are fully adjustable to meet specific site requirements.
3. What safety features are included for detecting vehicles or personnel?
The system is equipped with infrared sensors and proximity sensors to detect both vehicles and persons for safe operation.
4. What is the expected design life of the door system?
The vent door systems are engineered for a long-term design life of approximately 30 years.
5. Does the system provide emergency access in case of power failure?
Yes, each system includes an emergency escape hatch and can be operated manually via a hydraulic pump during emergencies.
6. How is the system supported after installation?
We provide a 12-month guarantee, free component replacement under normal use, technician site visits, and comprehensive technical support via email.

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