Collapsible Table Wagon With Umbrella Support and Folding Frame
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Solution Overview
Problem
Traditional foldable wagons are not easily transportable due to their non-collapsible design, making them cumbersome to move, especially in vehicles with space limitations, and lack multifunctionality for various uses such as dining or playing games outdoors.
Innovation Solution
A portable folding table wagon with a collapsible frame, wheels, and an optional insulated fabric enclosure that transforms into a table or wagon state, featuring a detachable umbrella and hinged table leaves for versatile use, allowing for easy storage and deployment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the wagon frame is made non-collapsible to maintain structural strength, then the strength is improved, but the ease of transportation deteriorates due to cumbersome movement and space limitations in vehicles
Solution Approach 1:
The wagon frame is divided into multiple segments that can be folded relative to each other. The frame includes front and rear sections with crossbars that can be positioned in extended or retracted positions, allowing the frame to collapse into a compact configuration for transportation while maintaining structural integrity when deployed
Solution Approach 2:
The frame incorporates movable crossbars that can transition between extended and retracted positions. This dynamic configuration allows the frame to adapt its structure - providing strength when extended and compactness when retracted - resolving the contradiction between structural strength and ease of transportation
2Ease of operation
If the wagon frame is made collapsible to improve ease of transportation, then the ease of operation is improved, but the structural strength deteriorates due to the folding mechanism
Solution Approach 1:
The frame is segmented into modular sections connected by joints that allow folding. These segments can be collapsed for transportation but maintain their individual structural integrity, and when extended, work together to provide overall frame strength
Solution Approach 2:
The frame uses dynamic crossbars that can be positioned in different states. When extended, the crossbars provide structural rigidity; when retracted, they allow compact folding. This dynamic positioning resolves the strength concern by providing strength only when the frame is in its load-bearing deployed state
3Device complexity
If the wagon is designed for single function to simplify structure, then the device complexity is reduced, but the adaptability deteriorates due to lack of multifunctionality for dining or playing games
Solution Approach 1:
The wagon is designed with a convertible table assembly that can be positioned in multiple configurations. The table assembly includes leaves that can be extended or retracted, allowing the wagon to function as either a wagon for transporting items or a table for dining and games, providing multiple functions within a single device structure
Solution Approach 2:
The table assembly incorporates movable leaves and adjustable components that can be configured in different positions. This dynamic design allows the same structure to serve multiple functions - transporting items when compact and providing a table surface when extended - without requiring completely separate devices for each function
Data Source
AI summary
A portable folding table wagon includes a wagon with a wagon body that has a folding wagon frame and wheels connected to a lower portion of the folding wagon frame. The folding wagon frame folds to a deployed position and expands to a stowed position. The folding wagon frame forms a wagon cavity for carrying articles when the folding wagon frame is in deployed position. A table top has a table top surface configured to fit on the folding wagon frame. The portable folding table wagon may also have an umbrella with a pole. A table opening is formed on the table top surface. The table opening is configured to receive the pole. A pole retainer is formed on the folding wagon frame. The pole retainer is configured to receive the pole.