Lockable Sheet Metal Bed Edging for Curved Ground Installation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing bed edgings made from sheet metal strips are not bendable and require pre-assembling multiple strips before installation, making them difficult to handle and install, especially for large and curved designs.
Innovation Solution
The implementation of a lockable metal strip system where each strip has a tongue connection end and a corresponding insertion opening, allowing for sequential installation without pre-assembling, with a pivoting locking mechanism to secure the strips in place, enabling easy bending and anchoring in the ground.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If sheet metal strips are joined together with flanges to prevent tearing and avoid sharp edges, then the strips are protected from damage, but the edging becomes rigid and cannot be bent into curved shapes
Solution Approach 1:
The edging is divided into multiple individual sheet metal strips that can be installed separately. Each strip is a discrete unit with connection elements at its ends, allowing the overall edging to be assembled in curved configurations while each individual strip maintains its structural integrity and protection features
Solution Approach 2:
The connection system transitions from rigid permanent joints to dynamic, reversible connections using plug-in elements and locking mechanisms. This allows the edging to be assembled and disassembled, and configured in different curved shapes, while still providing adequate protection against tearing during installation and use
2Stability of the object's composition
If multiple sheet metal strips are pre-assembled into a complete bed edging before installation, then the structure is stable, but the handling and installation becomes difficult and unhealthy for workers
Solution Approach 1:
The complete bed edging is segmented into multiple individual strips that can be handled and installed separately. Each strip is lightweight enough for easy handling but maintains structural stability through its design features including flanges and connection elements. The strips are installed sequentially into the ground and connected to form the complete edging structure
Solution Approach 2:
Connection elements (tongues and receptacles) are pre-formed on the strips during manufacturing, and the first strip is pre-positioned in the ground to establish the starting point. Subsequent strips are then easily connected to this established structure, building upon the preliminary work rather than requiring complete pre-assembly
3Ease of manufacture
If sheet metal strips are connected using a tongue-and-pocket plug-in system in the axial direction, then the strips can be connected together, but the assembly process becomes complex requiring all strips to be plugged together before ground installation
Solution Approach 1:
The connection system is segmented into sequential rather than simultaneous operations. Each strip connects to the previous one in a step-by-step process, breaking down the complex multi-strip assembly into simpler individual connection actions that can be performed sequentially during installation
Data Source
Figure 1~8
Figure 9
Figure 10
AI summary
Edging for flower beds and grassland areas consisting of at least two sheet metal strips that can be joined together at their ends, which are flanged at least on the upper longitudinal side and form connecting ends in the area of their end faces, which are inserted into each other overlapping, wherein one connecting end is designed as a tongue that engages in a receiving slot arranged in the opposite connecting end.