Rotating Playground Device with Speed Control and Wheelchair Parking
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Solution Overview
Problem
Playground structures lack accessibility and safety for wheelchair-bound users, requiring a rotating device that can accommodate various abilities while ensuring safety and inclusivity for all users, including those with disabilities and their caretakers.
Innovation Solution
A rotating playground device with a center post installed below ground, a rotating platform, and a base frame, featuring a speed control mechanism to limit rotation speed and a design that allows wheelchair users to interact safely, with defined parking areas and adjustable surfacing for easy access, accommodating both wheelchair-bound and non-wheelchair-bound users.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional rotating playground device is designed, then it provides rotational play function, but it lacks accessibility for wheelchair-bound users and requires external transfer systems
Solution Approach 1:
The rotating playground device is segmented into distinct functional zones: a stationary base frame providing structural support, a rotating platform for play activity, and defined parking areas for wheelchair positioning. This segmentation allows wheelchair users to remain in their wheelchairs while accessing the rotating platform, eliminating the need for external transfer systems.
Solution Approach 2:
The rotating platform serves multiple functions: it provides rotational play for all children while simultaneously serving as an accessible interface for wheelchair-bound users. The defined parking areas on the platform accommodate wheelchairs during rotation, making the device universally accessible to children of all abilities without requiring separate equipment.
2Adaptability or versatility
If the rotating platform is made accessible for wheelchair users, then inclusivity is improved, but safety concerns arise regarding rotation speed and user control
Solution Approach 1:
The device incorporates a speed control mechanism that provides feedback to limit the maximum rotation speed of the platform. This ensures that even when the platform rotates, the speed remains at a safe level that prevents injury to wheelchair-bound users and other children, while still providing enjoyable rotational motion.
Solution Approach 2:
The rotation speed parameter of the platform is controlled and limited to a safe maximum value through the speed control mechanism. This parameter change ensures safety for all users, particularly wheelchair-bound users who cannot easily escape if the rotation becomes too rapid, while still maintaining the playful rotational function of the device.
3Duration of action of stationary object
If the device is designed to withstand extreme weather conditions, then durability is improved, but the surfacing must be adjustable to handle temperature changes
Solution Approach 1:
The surfacing of the rotating platform is designed to be adjustable rather than fixed, allowing it to dynamically adapt to temperature changes and extreme weather conditions. This adjustable surfacing mechanism enables the platform to expand, contract, or adjust its configuration in response to environmental conditions, maintaining durability while accommodating thermal variations.
4Adaptability or versatility
If defined parking areas are provided on the rotating platform, then wheelchair accessibility is improved, but the device requires more space and structural support
Solution Approach 1:
Rather than requiring the entire platform to be designed for wheelchair accommodation, defined parking areas are created at specific locations on the rotating platform. These localized zones provide the necessary space and structural support for wheelchairs, while the rest of the platform maintains its standard design for other children, optimizing space utilization.
Data Source
AI summary
A rotating playground device includes a center post installed at a mounting point, located below ground such that the center post extends substantially perpendicularly above ground. The rotating playground device also includes a rotating platform rotatably coupled to the center post such that the rotating platform rotates about the center post. The rotating play device also includes a base frame coupled to the center post in a fixed relationship, such that the rotating platform is concentric with a portion of the base frame.