Adjustable Trash Can Lid Locking Frame Against Wind and Animals
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Solution Overview
Problem
Outdoor trash cans often have lids that are not secured, leading to unintentional opening due to wind or animal access, resulting in litter dispersion, and existing solutions are often size-specific, difficult to install, or not weather-resistant.
Innovation Solution
A trash can lid-securing device with a vertical frame member and horizontal members that engage the lid and body, featuring telescopic and repositionable components, adhesive anchors, and grip structures to adapt to various receptacle sizes and secure the lid against environmental forces and animal interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a simple hinged lid is used, then the trash can is easy to open and close, but the lid is frequently opened unintentionally due to wind or animal access
Solution Approach 1:
The locking mechanism features a movable locking body that can transition between locked and unlocked states. The locking body includes a vertical frame member with horizontal members that can be positioned to engage or disengage from the lid and trash can body, allowing dynamic control over lid security while maintaining ease of operation when unlocked.
Solution Approach 2:
The locking mechanism incorporates a spring-loaded locking body that automatically engages with the lid and trash can body when closed, providing self-securing functionality without requiring manual intervention. The spring mechanism maintains continuous pressure to ensure the lid remains locked against wind and animal access.
2Reliability
If a locking mechanism is added to secure the lid, then the lid security is improved, but the device complexity increases
Solution Approach 1:
The locking mechanism is divided into separate functional components: a vertical frame member, horizontal members, a locking body, and a spring mechanism. This segmentation allows each component to perform its specific function independently, simplifying the overall design while maintaining effective lid security. The modular structure enables easy installation and maintenance.
Solution Approach 2:
The locking mechanism is designed to be universally applicable to various trash can sizes and shapes through adjustable horizontal members and a telescopic vertical frame member. This multi-functionality reduces device complexity by using a single versatile design rather than multiple specialized mechanisms for different trash can types.
3Ease of manufacture
If a fixed-size locking device is used, then the manufacturing is simplified, but the device cannot adapt to various receptacle sizes and shapes
Solution Approach 1:
The vertical frame member incorporates a telescopic design that allows it to extend or retract to accommodate different trash can heights. The horizontal members can be adjusted vertically along the frame member, enabling the locking mechanism to adapt to various receptacle sizes and shapes while maintaining manufacturing simplicity through a standardized modular structure.
Solution Approach 2:
The locking mechanism uses separate adjustable components including a telescopic vertical frame member and repositionable horizontal members. This segmentation allows the device to be manufactured as a standardized module that can be configured to fit different trash can dimensions, combining manufacturing simplicity with versatility.
4Reliability
If traditional locking mechanisms are used, then the lid can be secured, but the installation is difficult and weather resistance is insufficient for outdoor use
Solution Approach 1:
The locking mechanism features adhesive anchors that enable self-installation on the lid without requiring drilling or complex mounting procedures. The spring-loaded locking body automatically engages and maintains secure connection, providing both ease of installation and weather resistance for outdoor use through its continuous active engagement.
Solution Approach 2:
The locking mechanism uses weather-resistant materials and a spring-loaded design that maintains consistent locking pressure under various environmental conditions. The adhesive anchors provide secure attachment that withstands outdoor weathering, while the spring mechanism ensures continuous engagement despite temperature variations, moisture, or other environmental factors.
Data Source
AI summary
A trash can lid-securing device is provided. The device is designed to prevent unauthorized or accidental opening of a trash can lid by employing a locking body comprising a vertical frame member and at least two horizontal members that engage both the trash can lid and body. The vertical frame member may be either fixed or telescopic, with integrated locking mechanisms and an optional sliding interface for vertical repositioning of components to accommodate various trash can geometries. Grip structures on the horizontal members further enhance secure attachment in one embodiment. The device may also be comprised of adhesive anchors affixed to the lid to provide a locking interface for the upper horizontal member.