JKB Explosion Proof Mining Hoist Winch

Intelligent Control Process:This machine adopts a "speed-torque-position" triple closed-loop control system

Speed Loop: Real-time feedback via flameproof encoders achieves a speed accuracy of ±0.5%.

Torque Loop: Adaptive torque control based on load monitoring.

Position Loop: Redundant positioning with dual encoders ensures a stopping accuracy of ±20mm.

Safety Protection System: 8-stage anti-fall protection mechanism, emergency brake response time ≤ 0.3s, flameproof emergency stop devices covering entire working area, 

utomatic fault diagnosis early warning system.

Key Technical Parameters: Max lift speed: 8m/s   Duty cycle: S5 40% ED   Protection class: IP65   Temp.: -20°C ~ +40°C   Ex mark: Ex d I Mb

Safety Performance: Certified with the National Mine Safety Mark, compliant with GB/T 20961 Safety Standard for Mine Hoists, and equipped with a built-in gas 

concentration linked protection system.

Energy Efficiency: Energy consumption is reduced by 25% compared to traditional hoists, supporting 24-hour continuous operation.

Maintenance Convenience: Modular design cuts average maintenance time by 40%, with a service life early warning function for key components.

Typical Application Scenarios:

Main and auxiliary shaft hoisting in underground coal mines, Deep mining in metal mines, Hazardous material transportation, Mine emergency rescue systems