Intelligent transformation of electric control automation of hoist winch control unattended monitori

  Shandong Meian mining equipment Co
, Ltd
supplies unattended remote centralized control system of coal mine hoist, on-line monitoring of motor bearing temperature of coal mine electromechanical equipment, on-line monitoring of motor bearing vibration of coal mine electromechanical equipment, hoist brake shoe clearance protection device, on-line monitoring of vibration temperature, on-line monitoring of operation status of large coal mine electromechanical equipment and intelligent fault diagnosis

1、 System composition
The hoist unattended system is mainly composed of five parts: hoist operating parameters (brake shoe clearance, temperature, vibration and backup protection) monitoring device, hoist visual dot communication device, hoist cage video and voice communication device, hoist automatic start and stop PLC host cabinet, industrial computer and hoist remote control components

2、 System function
Hoist operation parameter monitoring
On line monitoring of hoist brake shoe clearance, temperature and vibration:
On line temperature monitoring and acousto-optic prompt
On line vibration monitoring and acoustooptic prompt
It can detect and display the brake clearance value
Audible and visual prompt when the gate clearance exceeds 2mm
Brake wear online monitoring
On line monitoring of idle time
Hoist backup protection monitoring:
Stroke and speed detection and display function of lifting container
Automatic deceleration function
Speed protection function
Upper and lower over roll protection
Depth indicator failure protection function
Fault status memory function
Device self-test function
Undervoltage detection function
Overcurrent detection function
Slack rope protection function
Full warehouse protection
Skip protection
Wrong direction operation protection
Sliding protection function
Display and memory of lifting signal
Signal locking function
Historical data query
Visual management communication of hoist
Visual video intercom
Dot signal communication
Device code along the way
Secondary transmission
Emergency stop function
Signal blocking output
Automatic control voice sound and light prompt
Intercom call
Signal memory query
Rich control output modes
Elevator cage video voice communication device
Two way voice intercom
Video visualization
Automatic start stop control of hoist
Hoist remote control
The system can be connected to Ethernet, the industrial control computer is installed in the dispatching room, and the artificial intelligence software is built in
The dispatcher can visually see the operation parameters, transportation tasks and real-time transportation status of the hoist
It can also remotely control the start and stop of the hoist through the industrial computer