Rotating Clothes Rack Using Solar Power for Faster Outdoor Drying
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Solution Overview
Problem
Conventional drying devices for clothing are inefficient due to variability in drying speed based on external factors like humidity, necessitating an improvement in drying technology to enhance efficiency and processing speed.
Innovation Solution
A clothes drying device resembling an umbrella with a rotating rack supported by a vertical pole, powered by a solar panel, which rotates the rack to enhance air circulation and evaporation on windless days, utilizing a motor to rotate the rack at several rotations per minute.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a static drying rack is used outdoors, then the device structure is simple and easy to manufacture, but the drying efficiency varies significantly and is slow under high humidity or windless conditions
Solution Approach 1:
The patent applies the dynamics principle by transforming the static drying rack into a rotating structure. The rack is mounted on a vertical support member and can rotate around it, allowing the clothing articles to be continuously exposed to moving air currents. This dynamic motion enhances evaporation rates by preventing stagnant air pockets from forming around the clothes, thereby improving drying efficiency without requiring complex mechanical systems.
Solution Approach 2:
The patent implements self-service by utilizing natural environmental resources to power the rotation mechanism. A solar panel captures sunlight and converts it to electrical energy, which automatically powers the rotation motor. This eliminates the need for external power sources or manual operation, allowing the system to self-regulate and operate autonomously based on available sunlight, thus improving drying efficiency without adding operational complexity.
2Productivity
If the rack rotates at several rotations per minute to enhance air circulation, then the evaporation rate increases, but the energy consumption increases
Solution Approach 1:
The system employs self-service by harvesting solar energy directly at the site of operation. The solar panel mounted on the support member converts incident sunlight into electrical energy, which is then used to power the rotation motor. This eliminates the need for grid electricity or battery systems, making the energy consumption sustainable and environmentally friendly while maintaining the enhanced evaporation rate through continuous rotation.
Solution Approach 2:
The patent applies parameter changes by adjusting the rotation speed to several rotations per minute, which optimizes air circulation around the clothing articles. This specific rotational parameter enhances the evaporation rate by creating sufficient air movement to remove saturated air layers from the cloth surfaces, while the solar-powered system ensures that this increased energy demand is met sustainably without external power sources.
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 achieves a higher rate of water evaporation from clothing compared to static drying methods, improving efficiency and processing speed by utilizing solar power to facilitate air circulation.
Implementation Method 1
Electrical power for the motor may be provided via a solar panel mounted to the upper portion of the support member above the rack
Implementation Method 2
This rotational speed causes air currents to continuously move across the surfaces of the clothing articles, which in turn causes a relative higher rate of evaporation of water from the clothing articles compared to the cloths being dried on the device without rotation
Data Source
AI summary
A clothes drying device is provided that has an elongated support member, and a rack. The rack includes a plurality of arm members that are operative to extend outwardly from the support member in radial directions to support a plurality of clothes lines in spaced apart relation around the support member. The support member may include an upper portion in which a motor is mounted in operative connection with a shaft of a lower portion of the support member. The support member may also include a solar panel mounted thereto. The motor is operative responsive to electrical power generated by the solar panel to cause the rack, solar panel and upper portion of the support member to rotate with respect to the shaft of the lower portion of the support member.