Convertible Crib Frame With Foldable Rocking Plates
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Solution Overview
Problem
Existing cribs cannot easily switch between cradle-type and stationary-type configurations, which affects the baby's ability to fall asleep due to the lack of rocking motion.
Innovation Solution
A crib design featuring foldable plates with curved surfaces that pivotally connect to a bracket assembly, allowing the crib to swing when unfolded and function as a cradle, and fold to become a stable bed, with a pull-rod mechanism for easy conversion between types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the crib uses a fixed bottom structure, then the stability is improved, but the ability to function as a cradle is lost
Solution Approach 1:
The bottom structure is designed with foldable plates that can pivot between a horizontal position (for stable bed mode) and a curved position (for cradle mode). This dynamic transformation allows the crib to adapt between stability and cradle functionality, resolving the contradiction between fixed stability and adaptive versatility.
Solution Approach 2:
The bottom structure is divided into multiple foldable plates that can independently pivot relative to each other. This segmentation allows the bottom to transform from a flat stable surface to a curved rocking surface, enabling both stable bed mode and cradle mode with rocking motion.
2Adaptability or versatility
If the crib bottom is made arc-shaped for cradle function, then the rocking motion is improved, but the stability is reduced
Solution Approach 1:
The bottom structure dynamically changes shape based on the pivot position of the foldable plates. When the plates are in the curved position, the arc-shaped bottom provides rocking motion for cradle function. When the plates are horizontal, the flat bottom provides stability for bed mode, thus resolving the stability-cradle function contradiction.
3Adaptability or versatility
If the crib structure is made complex to enable transformation, then the versatility is improved, but the device complexity increases
Solution Approach 1:
The transformation mechanism is segmented into simple foldable plates connected by pivots, avoiding complex mechanical systems. Each plate can independently fold between two positions, and the locating holes provide simple positional guidance, reducing overall structural complexity while maintaining transformation versatility.
Solution Approach 2:
Instead of using a complex mechanism to achieve transformation, the design uses simple foldable plates that naturally transform between positions through gravity and user input. The locating holes and bumps provide passive guidance rather than active mechanical control, simplifying the overall structure.
4Adaptability or versatility
If the foldable plates are added to enable cradle mode, then the versatility is improved, but the device complexity increases
Solution Approach 1:
The foldable plates serve multiple functions: they provide the rocking surface for cradle mode, they define the bottom boundary of the crib, and they provide structural support. This multi-functionality reduces the need for separate components, minimizing added complexity while achieving mode switching versatility.
Solution Approach 2:
The foldable plates are integrated with the existing bottom structure rather than being separate add-on components. The plates form part of the continuous bottom surface, merging the cradle mechanism with the bed structure, thus reducing overall component quantity and simplifying the design.
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
Enables adjustable height, easy folding and carrying, and allows the crib to seamlessly transition between cradle and stationary modes, enhancing user convenience and baby comfort.
Implementation Method 1
Each foldable plate has a curved surface, the curved surfaces of the at least two foldable plates contact the ground to enable the crib to swing when the at least two foldable plates are in their unfolded position
Data Source
AI summary
The present invention provides a crib. The crib comprises an enclosing element configured for holding a baby therein, a frame assembly configured for supporting the enclosing element, a bracket assembly connected to the frame assembly and configured for supporting the frame assembly, and at least two foldable plates pivotably connected to the bracket assembly such that each foldable plate can rotate between an unfolded position and a folded position. Each foldable plate has a curved surface, the curved surfaces of the at least two foldable plates contact the ground to enable the crib to swing when the at least two foldable plates are in their unfolded position. The present invention also provides a crib frame.