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LUDO KING MOBILE => Gameplay Discussion => Topic started by: tai tai on February 18, 2025, 01:23:22 PM
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In the construction of modern ports and logistics centers, 40.5t container gantry cranes play a vital role. Their efficient and stable operating capabilities are directly related to logistics efficiency and safety. This construction plan focuses on the core points of the 40.5t container gantry crane, aiming to ensure a foolproof installation process through careful planning and rigorous execution. From the project overview to the careful preparation before equipment installation, to the assembly of structural parts, installation process, safety measures and quality inspection, every step embodies professional wisdom and rigorous attitude. Through the implementation of this plan, not only can the installation efficiency of the crane be improved, but also its reliability and safety in subsequent use can be guaranteed, laying a solid foundation for the efficient operation of logistics and transportation.
Outrigger installation and positioning
The installation and positioning of the outrigger is a key link in the installation of the entire crane, and its accuracy directly affects the stability and safety of the entire crane. Before the installation of the outrigger, the foundation must be strictly inspected and accepted to ensure that the size, position and elevation of the foundation meet the design requirements. Then, the outrigger is accurately measured and positioned according to the design drawings and installation requirements. High-strength bolts are used to connect the outrigger and the foundation to ensure that the connection is firm and reliable.
Main beam horizontal frame installation
The installation of the main beam horizontal frame is one of the important links in the installation of the entire crane. During the installation process, a special hoist is used to lift the main beam horizontal frame and slowly place it on the outrigger to ensure that the connection between the main beam and the outrigger is accurate. Then, the horizontality and stability of the main beam are strictly inspected and adjusted to ensure that it meets the design requirements. At the same time, the connection between the main beam and the outrigger is pre-tightened and reinforced to improve the overall stability of the structure.
Trolley and spreader installation
The installation of trolley and spreader is one of the core aspects of the whole crane installation. In the process of installation, the traveling mechanism of the trolley, the hoisting mechanism and other components are checked and debugged again to ensure that they operate normally and are trouble-free. At the same time, the spreader's gripping mechanism, positioning system, etc. are installed and debugged to ensure that the spreader can accurately grab the container and lift it smoothly.
Electrical and control system installation
The installation of the electrical and control system is one of the auxiliary links of the entire crane installation. During the installation process, the electrical components, cables, wiring, etc. are strictly inspected and tested to ensure that they meet the design requirements. At the same time, the control system is debugged and tested to ensure that it can accurately receive and execute operating instructions and realize precise control of the crane.
The above is an introduction to the main links of the crane installation process and process. In the actual installation process, specific analysis and processing are required according to the specific situation to ensure the quality and safety of the installation.
Crane installation process flow
Safety measures and precautions
Installation site safety management
At the installation site, a special safety manager needs to be set up to be responsible for the safety supervision and management of the site. Formulate a complete safety management system and operating procedures to clarify the safety responsibilities and operating specifications of construction personnel. At the same time, conduct regular safety inspections and assessments on the construction site to promptly discover and eliminate safety hazards and ensure the safety of the construction process.
Protective measures for high-altitude operations
During high-altitude operations, necessary protective measures must be taken to ensure the safety of construction personnel. For example, protective measures such as safety nets and safety guardrails are set up to prevent construction personnel from falling from heights. Equip construction personnel with personal protective equipment such as safety belts to ensure their safety during high-altitude operations. At the same time, professional training and skill assessment are conducted for high-altitude operators to ensure that they have the necessary safety awareness and operating skills.
Safety specifications for lifting operations
During lifting operations, the safety specifications for lifting operations must be strictly followed to ensure the safe and stable operation of the crane. For example, strictly control the lifting speed, running speed and other parameters of the crane to avoid dangerous behaviors such as overloading and overspeeding. Monitor and record the operating status of the crane in real time to promptly discover and handle abnormal situations. At the same time, the crane is regularly maintained and serviced to ensure its stable and reliable performance.
Emergency plan and response mechanism
Develop a complete emergency plan and response mechanism to ensure that it can respond quickly and effectively when an emergency occurs. For example, emergency stop buttons and fire-fighting equipment are set up to ensure that the power supply can be quickly cut off and fires can be extinguished in an emergency. Regular emergency drills and training activities are organized to improve the emergency handling capabilities and self-rescue and mutual rescue capabilities of construction personnel. At the same time, an emergency plan review and revision mechanism is established to ensure its adaptability and effectiveness.
Installation quality inspection and acceptance
Structural component connection quality inspection
After the crane installation work is completed, a comprehensive and rigorous structural component connection quality inspection must be carried out. This link involves a detailed check of the tightness of various connectors such as bolts, nuts, pins, washers, etc. to ensure that they meet the torque standards required by the design and avoid mechanical failures or safety accidents caused by looseness. At the same time, the welding process of key parts is strictly controlled to check whether the welding seam is smooth and uniform, and whether there are welding defects such as cracks, slag inclusions, and incomplete penetration, so as to ensure that the connection between the structural parts is both firm and reliable, thereby ensuring the safety and stability of the overall structure of the crane.
Electrical system debugging and testing
The electrical system of the crane is comprehensively and meticulously debugged and tested. During the debugging process, the control accuracy, response speed, stability, etc. of the control system are strictly tested to ensure that all parameters meet the design requirements. By testing the insulation resistance, withstand voltage strength, temperature rise and other performance indicators of electrical components, check whether the quality of electrical components meets the standards and whether there are safety hazards. The operating status of the entire electrical system should also be monitored and recorded to ensure that the electrical system can meet the operating requirements of the crane.
Hoisting performance test and verification
The lifting performance of the crane is comprehensively and rigorously tested and verified. Through no-load test, full-load test, overload test and other means, the crane's lifting capacity, operating speed, stability and other performance indicators are tested. These tests can not only verify whether the crane's carrying capacity meets the design requirements, but also check whether the crane's operating stability, safety and other performance indicators meet the specifications. The lifting equipment's grabbing capacity and positioning accuracy should also be tested to ensure that the lifting equipment can accurately grab the container and lift it smoothly.
Acceptance standards and procedures
In order to ensure that the installation quality of the crane meets the design requirements and usage needs, it is necessary to formulate a complete acceptance standard and process. First, a detailed acceptance checklist and checklist need to be formulated to clarify the content and requirements of the acceptance. Secondly, it is necessary to organize relevant personnel to conduct acceptance review activities to conduct a comprehensive assessment of the installation quality of the crane. During the acceptance process, it is necessary to strictly follow the acceptance standards and procedures to ensure the fairness and objectivity of the acceptance. It is also necessary to promptly handle and rectify the problems found during the acceptance process to ensure that the crane can pass the acceptance smoothly and be put into use.
Quality inspection and acceptance criteria (structural connection quality inspection)
Inspection items Inspection content Acceptance standards
Tightness of connections Bolts, nuts, pins, washers, etc. Meet the torque standards required by the design, no loosening
Welding process Welding seam quality Smooth and uniform, no cracks, slag, not welded through and other welding defects
Key parts connections Connection between structural parts Firm and reliable to ensure the safety and stability of the overall structure
Quality inspection and acceptance criteria (electrical system and lifting performance)
Inspection items Inspection content Acceptance standards
Electrical system debugging Control accuracy, response speed, stability Meet the design requirements
Quality of electrical components Insulation resistance, compressive strength, temperature rise The quality is up to standard and there are no safety risks
Electrical system operation Operation status monitoring and recording Meeting the demands of crane operation
Lifting performance test No-load, full-load, overload test Lifting capacity, operating speed, stability, etc. in accordance with specifications
Spreader Performance Gripping ability, positioning accuracy Able to accurately grasp and transport smoothly
Key points of the construction plan for 40.5t container gantry crane (https://www.craneyt.com/key-points-of-the-construction-plan-for-40-5t-container-gantry-crane.html)