Shandong Rongli Power Mechanical And Electrical Technology Co., Ltd. : Your professional Mining electromechanical product manufacturer in China
Shandong Rongli Power Mechanical And Electrical Technology Co., Ltd., established in 2013, is a professional manufacturer of mining electromechanical products. From its initial products such as mining energy-saving lamps and explosion-proof switches, the company has evolved to offer advanced systems including automatic dust suppression devices, electronic control systems, and environmentally friendly production lines.
Wide Product Range
We supply a comprehensive range of mining equipment, including fully wireless dust suppression spray systems, explosion-proof switches, energy-saving lamps, and signaling devices.
Versatile Applications
Our products are designed for critical mining applications, such as automated dust suppression in tunnels and transfer points, ventilation control via automatic dampers, and personnel/vehicle detection for safety monitoring.
Advanced Production Equipment
We possess advanced production equipment for mining winches, mining rail vehicles, and mining dampers, including manufacturing and welding equipment.
Guaranteed Quality
All our equipment holds the necessary mining safety certificates, explosion-proof certificates, and CCC certification.
Introduction
Mine Door Control Devices are electrical control equipment used for the automatic opening and closing and status monitoring of mine ventilation doors.
These devices are primarily used for the automated control and safety management of ventilation doors in coal mines, metal mines, and non-metal mines.
Specifications
|
Product name |
Mine door control devices |
|
Power Supply |
400V / 3 Phase / 50Hz |
|
Actuator Type |
Hydraulic, Pneumatic, Manual, Electrical |
|
Open & Close Time |
Adjustable |
|
Origin |
China |
|
After-Sales Service Provided |
Engineers Available to Service Machinery Overseas |

Compatible with multiple actuator types (hydraulic, pneumatic, electric, manual)
Industrial-grade PLC and mining control board logic control structure
High-precision sensor system (infrared, ultrasonic, position sensors)
Motor-driven mechanical transmission linkage structure
Explosion-proof enclosure and overload/leakage protection system
Multi-protocol communication interface supports remote monitoring
Applications
Underground Mines
Used for the opening and closing control and safety monitoring of ventilation doors in coal mines, metal mines, and non-metal mines.
Open-Pit Mines
Used for the automatic control and protection management of ventilation doors and protective doors in surface mines.
Processing Plants and Ore Dressing Plants
Used for door control and safety monitoring in ore processing areas, material sorting, and storage areas.
Control Unit Testing: PLC simulation system verification of logic program and anti-interference capability
Sensor Function Testing: Response time and signal accuracy of infrared, ultrasonic, and position sensors
Actuator and Mechanical Linkage Testing: Load and action curves of electric, hydraulic, and pneumatic actuators, opening and closing time, and positioning accuracy
Safety Protection Testing: Explosion-proof enclosure, overload and leakage protection, alarm system response detection
Communication Interface Verification: Data transmission and remote control function testing of multi-protocol communication modules

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FAQ
As one of the leading mine door control devices manufacturers and suppliers in China, we also support customized service. Please feel free to buy mine door control devices in stock here and get free sample from our factory. Quality products and low price are available.
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