Application of Safety Light Curtains in Port Cranes
With the rapid development of global trade, ports, as important hubs for the circulation of materials, have seen an increasing degree of automation and intelligence in their equipment. As the core equipment in port loading and unloading operations, the safety of crane operation is particularly important.
During the operation of the crane, a large amount of high-altitude operations, heavy material handling, and complex operating environments are involved. Therefore, how to ensure the safety of operators has become a key issue. Safety light curtains, as an advanced safety protection device, are widely used in industrial automation and can effectively ensure the safety of the operating area.
Principle of Safety Light Curtains
Safety light curtain is a photoelectric protection device consisting of a transmitter and a receiver. The transmitter emits infrared beams, and the receiver receives these beams and forms an invisible light curtain. When any object (such as human body parts or other obstacles) enters the range of the light curtain, it will block the beam. The receiver will detect the interruption of the beam and trigger a safety signal to immediately stop the operation of the equipment, thereby avoiding accidents.
Safety Light Curtains for Protection in Port Cranes
1. Protection of the operating area:
During the operation of port cranes, especially when lifting and moving containers, operators in the operating area may face risks such as being pinched or collided. By installing safety light curtains in key areas, it is possible to effectively detect the entry of personnel into dangerous areas, and immediately sound an alarm or stop the operation of the equipment to prevent accidents.
2. Safety guarantee of automated operations:
With the increasing degree of automation in port operations, the operation of cranes is increasingly dependent on automatic control systems. Safety light curtains can be integrated with these control systems, and when dangerous conditions are detected, emergency stop procedures are automatically triggered to ensure that the equipment can still operate safely without human intervention.
3. Safety protection during equipment inspection and maintenance:
During equipment inspection and maintenance, operators need to enter the interior or surrounding of the crane for operation. At this time, safety light curtains can monitor these operating areas in real time to ensure that the maintenance personnel will not be harmed due to misoperation.
Advantages of Safety Light Curtains
1. Efficient protection performance:
The safety light curtain can detect the entry of any object within milliseconds and respond quickly, which provides a strong guarantee for the safe operation of port cranes.
2. Adapt to complex environment:
The port operating environment is complex, including factors such as day and night alternation and climate change, but the safety light curtain has strong anti-interference ability and can work stably in various harsh environments.
3. Convenient installation and maintenance:
Modern safety light curtains are simple in design, easy to install and debug, and have self-diagnosis functions, which can prompt equipment failures in time, making it convenient for maintenance personnel to quickly troubleshoot problems.
Recommended Safety Light Curtain
Resolution ratio: 10mm，20mm，30mm，40mm
Check the accuracy: 18mm，28mm，38mm，40mm
Number of beams: 04、06、08、10...72
Response time: ≤15ms
Housing material：Metal
Metal shell：Aluminium
Protection grade：IP65
DADISICK's Hot Selling Safety Light Curtains
Beam spacing: 40mm
Number of optical axes: 72
Protection height: 2840mm
Safety Curtain outputs (OSSD):2 PNP
Beam spacing：40mm
Number of optical axes: 42
Protection height: 1640mm
Safety Curtain outputs (OSSD):2 PNP
Beam spacing：40mm
Number of optical axes: 30
Protection height: 1160mm
Safety Curtain outputs (OSSD):2 PNP
Beam spacing：40mm
Number of optical axes: 6
Protection height: 200mm
Safety Curtain outputs (OSSD):2 PNP
