Collapsible Container Connecting Mechanism for Structural Stability
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Solution Overview
Problem
Conventional dry cargo containers have a fixed structure, leading to high storage and transportation costs due to their bulky volume, and existing collapsible containers face issues with structural stability, sealability, and operability, limiting their widespread adoption.
Innovation Solution
A connection mechanism for a collapsible container featuring a crook lug and crook locking plate system, along with an elastic element and stopper mechanism, allows for efficient folding and assembly without occupying valuable space or affecting the container's dimensions, ensuring structural stability and ease of operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a fixed structure is used for dry cargo containers, then structural stability and strength are improved, but storage and transportation costs increase due to bulky volume
Solution Approach 1:
The container structure is designed to be dynamically changeable between expanded and folded states. The corner pillars and side walls can be folded relative to each other, allowing the container to transition from a bulky expanded form during transport to a compact folded form for storage, resolving the contradiction between maintaining structural stability and reducing volume.
Solution Approach 2:
The container is divided into separable components including corner pillars, side walls, and top covers that can be independently folded and connected. This segmentation allows the structure to be collapsed into a compact form while maintaining the ability to assemble into a stable expanded container when needed.
2Volume of stationary object
If a collapsible structure is used to reduce volume, then storage and transportation costs decrease, but structural stability and sealability deteriorate
Solution Approach 1:
The corner pillars are pre-designed with connecting structures that automatically engage when the side walls are folded into place. This preliminary design of the connection mechanism ensures that when the container is assembled, the corner pillars and side walls form a stable structure without requiring additional stabilization steps.
Solution Approach 2:
The corner pillars serve as intermediary elements that connect the top cover and chassis, providing structural support and stability. These intermediary components transfer and distribute loads throughout the container structure, enabling the collapsible design to maintain structural integrity when assembled.
3Device complexity
If manual folding and assembling is used, then device complexity is reduced, but productivity and manpower requirements increase
Solution Approach 1:
The container folding and assembling mechanism is designed to be self-operating through gravitational force and elastic elements. When the container is dropped onto the support structure, the corner pillars and side walls automatically fold and connect without requiring manual intervention, achieving both simplicity and high productivity.
Solution Approach 2:
The folding process utilizes periodic gravitational action where the container is dropped in controlled increments, allowing the mechanism to cycle through folding and locking stages automatically. This periodic dropping action enables rapid, automated assembly without continuous manual operation.
4Productivity
If automated folding and assembling mechanisms are used, then productivity increases, but device complexity and manufacturing cost increase
Solution Approach 1:
The automated mechanism replaces complex mechanical folding and assembling systems with a simpler gravitational dropping system. By using gravity and elastic elements instead of sophisticated mechanical actuators, the patent achieves high productivity while minimizing device complexity and manufacturing cost.
Solution Approach 2:
The system changes the operational parameters from manual controlled movement to gravitational free-fall and elastic rebound. This parameter change enables automated operation through simple dropping motions while keeping the mechanism itself relatively simple, avoiding the need for complex automated mechanical systems.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The mechanism enables convenient, fast, and reliable operation of the collapsible container, reducing storage and transportation costs while maintaining structural integrity and sealability, making it suitable for large-scale use.
Implementation Method 1
an elastic element, one end of which abuts against the outer end face of the other of the top cover corner pillar and the chassis corner pillar and the other end of which abuts against the crook locking plate
Data Source
AI summary
A connecting mechanism is used for a collapsible container, the collapsible container comprises a top cover and a chassis, four corners of the top cover are provided with a top corner piece which is connected with a top cover corner pillar, and four corners of the chassis are provided with a bottom corner piece which is connected with a chassis corner pillar, the connecting mechanism comprises a crook lug located at one of the top cover corner pillar and the chassis corner pillar; and a crook locking plate rotatablely provided at the outer end face of the other of the top cover corner pillar and the chassis corner pillar, the crook locking plate is provided with a crook part cooperating with the crook lug.


