Telescoping Bed Frame Structure for Compact Shipping and Easy Assembly
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Solution Overview
Problem
Conventional bed frames are cumbersome to assemble, heavy, and require specialized tools and storage, making them difficult to transport and sell in retail settings without assistance.
Innovation Solution
A collapsible, telescoping bed frame with hollow metal side rails and cross rails that telescope and pivot, allowing for easy assembly and compact storage, using hinges and support legs to maintain stability and prevent the box spring from sliding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If conventional bed frames use single-piece side rails made of thick L-shaped steel for structural integrity, then the bed frame achieves sufficient strength and stability, but the packing box becomes very long (about as long as the mattress) and the weight becomes heavy
Solution Approach 1:
The side rails are divided into multiple telescoping sections that can slide within each other. Each section is a separate component that can be nested, allowing the long side rails to be compacted into a much shorter packing box while maintaining full length when assembled.
Solution Approach 2:
The telescoping sections of the side rails are designed to nest within each other when collapsed, similar to nested dolls. This allows the long side rails to be stored in a compact form factor that fits in a manageable packing box while providing full structural length when extended.
2Strength
If conventional bed frames use thick L-shaped steel for side rails and cross bar members, then the bed frame achieves sufficient strength and stability, but the weight becomes heavy resulting in higher shipping costs and difficulty of assembly
Solution Approach 1:
The bed frame is divided into multiple lightweight telescoping sections that can be assembled in place. By segmenting the structure into manageable pieces that telescope together, the overall weight is reduced while maintaining structural integrity through the telescoping mechanism and strategic support placement.
Solution Approach 2:
The bed frame incorporates telescoping sections that can dynamically adjust and lock into position. This dynamic structure allows the frame to maintain strength when assembled while being lightweight and easy to transport in its collapsed state, reducing shipping costs and assembly difficulty.
3Adaptability or versatility
If conventional bed frames use multiple pieces for cross bar members to accommodate different mattress sizes, then the bed frame achieves adaptability, but the assembly process becomes cumbersome requiring multiple tools and non-intuitive steps
Solution Approach 1:
The cross bar members feature telescoping sections with automatic locking mechanisms that allow them to dynamically adjust to different lengths. This provides adaptability for various mattress sizes while simplifying assembly, as the telescoping sections can be easily extended and locked without requiring multiple tools or complex assembly steps.
Data Source
AI summary
A collapsible bed frame that supports a box spring includes side rails and telescoping cross rails. A first hinge connects upper and lower portions of a first side rail that are each at least 35 inches long. A first portion of a cross rail telescopes inside a second portion of the cross rail, and the first portion is connected to the first hinge. Upper and lower portions of a second side rail are connected by a second hinge that includes a slot. The second portion of the cross rail has a tongue that fits into the slot on the second hinge. The side rails also have support legs with flanges that extend above the side rails when the support legs are extended. The first and second hinges also include flanges that together with the support leg flanges prevent the box spring from sliding towards either side of the bed frame.