Offshore Cargo Basket with Pivotable Gates
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Solution Overview
Problem
Existing cargo baskets lack improved structural integrity and safety features for transporting diverse cargo loads, particularly in offshore oil exploration environments, where they must withstand harsh conditions and meet specific certification standards.
Innovation Solution
The design of cargo baskets with frames constructed from carbon steel, adhering to DNV Certification standards, featuring reinforced base members, fork slots for forklifts, and secure hoist engagement structures, along with pivotable front gates for easy access and secure closure, ensures the safe transport and storage of cargo.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If cargo baskets are designed with reinforced base members and hoist engagement structures to improve structural integrity, then the strength and reliability of the cargo basket increases, but the device complexity and manufacturing cost increase
Solution Approach 1:
The cargo basket is divided into distinct functional segments: reinforced base members for load distribution, vertical members for structural support, and hoist engagement structures for lifting. Each segment is optimized for its specific function while maintaining overall structural integrity, allowing the complex structure to be systematically designed and manufactured.
Solution Approach 2:
The base members are specifically reinforced with increased thickness and rigid construction to handle the highest stress concentrations during lifting and cargo loading. The hoist engagement structures incorporate specialized features such as lifting eyes and connection points that are locally optimized for hoisting operations, rather than uniformly strengthening the entire structure.
2Ease of operation
If pivotable front gates are added to enable easy access for loading and unloading cargo, then the ease of operation improves, but the device complexity increases
Solution Approach 1:
The front gates are designed to be pivotable rather than fixed, allowing them to rotate between a closed position for security and an open position for cargo access. This dynamic feature enables easy operation while maintaining structural integrity, as the gates can be quickly opened and closed without requiring complex removal or installation procedures.
Solution Approach 2:
The pivotable gates serve as an intermediary mechanism between the cargo and the external environment. They provide a controlled access point that can be easily opened for loading/unloading operations and securely closed to protect the cargo, mediating between the need for ease of access and the need for security and structural integrity.
3Reliability
If the cargo basket is designed to meet DNV Certification standards for offshore environments, then the reliability and safety improve, but the manufacturing precision and cost increase
Solution Approach 1:
The cargo basket dimensions, material specifications, and structural parameters are carefully selected to meet DNV Certification standards. The base member thickness, member spacing, and overall structural configuration are optimized to achieve the required safety margins while maintaining manufacturability. These parameter changes ensure compliance with offshore safety regulations without requiring excessive manufacturing precision.
Solution Approach 2:
The cargo basket employs composite construction techniques combining steel members with appropriate fastening systems and protective coatings. The use of standardized structural components and modular assembly methods facilitates manufacturing while ensuring the structural integrity required for offshore operations, balancing manufacturing precision requirements with practical fabrication capabilities.
Data Source
AI summary
Embodiments provide a cargo basket including a frame, the frame including a base, the base including a pair of elongated first and second lower side members, the base including a pair of elongated first and second lower end members, the frame including a floor supported by the base, the frame including four corner posts extending from the base at respective of the four base corners, the frame including an elongated primary side wall supported by the base, the frame including a spaced pair of first and second end walls supported by the base, the frame including a spaced pair of first and second terminal side walls supported by the base, an access portal defined between the pair of terminal side posts, and a pair of gates supported for pivotal movement relative to respective of the terminal side posts.