Bicycle parking device
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Solution Overview
Problem
Existing bicycle parking devices are either space-consuming, require high physical strength to lift and move bicycles, or need electric power sources, limiting their usability and convenience.
Innovation Solution
A bicycle parking device using a stand with a trolley and a wheel fixing mechanism that employs elastic elements to lift and lower bicycles from horizontal to vertical positions without requiring human strength or power sources, allowing for versatile placement in various spaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If bicycles are parked horizontally on U-shaped stands, then the structure is simple and easy to manufacture, but the device occupies a large space
Solution Approach 1:
The patent transitions bicycle parking from horizontal ground occupation to vertical wall-mounted positioning. By mounting the device on vertical walls and using vertical guides for trolley movement, the solution exploits the vertical dimension to reduce horizontal space occupation while maintaining structural simplicity.
2Area of stationary object
If bicycles are hung on wall hooks, then the space occupation is reduced, but high physical strength is required to lift and move the bicycle
Solution Approach 1:
The patent employs spring elements as elastic components that provide counterbalancing forces to support the bicycle weight. The springs are pre-loaded to counteract gravity, enabling the trolley to move vertically with minimal user effort rather than requiring high physical strength to lift the bicycle against full gravitational force.
Solution Approach 2:
The spring-based lifting mechanism automatically supports and moves the bicycle weight without requiring external power sources or significant user input. The elastic elements self-generate the necessary lifting force through their stored elastic energy, making the system self-sufficient and easy to operate.
3Power
If electric motors are used to lift bicycles, then the lifting power is sufficient, but power sources and electrical inputs are required which limit usability
Solution Approach 1:
The patent replaces electric motor-based mechanical lifting systems with a spring-based elastic mechanism. This substitution eliminates the need for electric motors, power sources, and electrical inputs, thereby removing the limitation on usability in settings without electrical infrastructure while maintaining sufficient lifting capability through elastic energy storage and release.
Solution Approach 2:
The spring-based system is self-powered through elastic energy, requiring no external power sources. The elastic elements automatically generate the necessary force to lift and position bicycles, making the device adaptable to any location regardless of electrical availability.
4Area of stationary object
If multiple bicycles are parked vertically in a column structure, then the space efficiency is improved, but the device becomes complex and requires motors with power sources
Solution Approach 1:
The patent extracts the motor and power source components from the multi-bicycle vertical parking system, retaining only the essential mechanical structure of vertical guides and spring-based lifting mechanisms. This simplification allows the device to maintain vertical space efficiency while eliminating the complexity of motorized systems and their associated power requirements.
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 device simplifies bicycle parking, ensures stability and safety, and can be used in different locations without the need for power sources, expanding its usability in various rooms and spaces.
Implementation Method 1
the lifting unit has at least one elastic element connected with one end to the upper part of the stand, and the other end fixed to the trolley, the elastic element is tight when the trolley is in a lower position, and when the bicycle is positioned in its initial parking position, its elasticity ensures the lifting of the trolley to an upper position
Data Source
AI summary
A bicycle parking device includes a stand and a trolley mounted in the stand and connected to a lifting unit, which has an elastic element connected with the stand and the trolley, where the elastic element is tight when the trolley is in a lower position. When a bicycle is positioned in an initial parking position, elasticity of the elastic element ensures the lift of the trolley to an upper position. When the bicycle is in the initial parking position with the wheel placed into a wheel fixing mechanism, it fixes the wheel and affects the trolley fixing unit to release and allow the elastic element to transfer the bicycle from the initial parking position to a rear parking position, and when the bicycle is transferred from the rear parking position to the initial position, the wheel fixing mechanism releases the wheel, transferring the trolley to a fixed position.