Scaffold Pole Butt Coupling With Adhesive-Fed Joint Assembly
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The existing methods for manufacturing scaffold towers, which involve welding or crimping, are time-consuming, require specialized equipment and personnel, and result in a cumbersome and costly process.
Innovation Solution
A scaffold coupling that allows for the secure joining of scaffold poles without welding or crimping, utilizing a body portion with a channel for receiving one pole and an engaging portion for connecting to another pole, along with an adhesive delivery pathway for bonding the components together.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If welding is used to join scaffold poles, then the joint strength and reliability are improved, but the manufacturing time and process complexity increase significantly
Solution Approach 1:
The patent replaces the welding process (thermal/mechanical system) with a mechanical coupling system that uses friction, compression, and geometric interlocking. The coupling device applies radial compression forces to the pole ends while maintaining alignment, achieving secure joints without thermal welding processes.
Solution Approach 2:
The coupling device serves as an intermediary component between two scaffold poles, providing the joining function without requiring direct welding between the poles themselves. This mediator approach simplifies the manufacturing process while maintaining joint reliability.
2Adaptability or versatility
If welding equipment and electrical conduits are transported to the site, then the joining capability is improved, but the device complexity and setup requirements increase
Solution Approach 1:
The patent extracts the joining capability from the complex welding system and incorporates it directly into a self-contained coupling device. This eliminates the need to transport and set up separate welding equipment, electrical conduits, and gas lines at the construction site.
Solution Approach 2:
The coupling device is designed as a universal component that can join scaffold poles without requiring site-specific welding infrastructure. The same device performs alignment, compression, and securing functions that previously required multiple specialized equipment pieces.
3Manufacturing precision
If qualified welding personnel are required, then the joint quality and safety are improved, but the operational complexity and training requirements increase
Solution Approach 1:
The coupling device is designed to be self-aligning and self-adjusting during installation. The conical surfaces and compression mechanism automatically guide the poles into proper alignment and apply the necessary securing forces, eliminating the need for skilled welding operators to achieve precise joints.
4Reliability
If full visual inspection of welds is required, then the safety and reliability are improved, but the time and resource consumption increase
Solution Approach 1:
The coupling device incorporates visual indicators (such as colored pins or markers) that change position or appearance based on the installation state. When the coupling is properly installed and secured, the indicator displays a predetermined position, providing immediate visual confirmation of correct installation without requiring detailed inspection.
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
This solution enables faster and more cost-effective manufacturing of scaffold tower sections by eliminating the need for welding or crimping, reducing the requirement for specialized equipment and personnel, and simplifying the assembly process.
Implementation Method 1
an adhesive delivery pathway through the body portion for enabling delivery of adhesive to the channel for adhering the scaffold coupling to the first scaffold pole
Data Source
Figure 1~2
Figure 3~4
Figure 5
AI summary
The invention relates to a scaffold coupling for coupling an external side of a first scaffold pole to an end side of a second scaffold pole. The coupling comprises a body portion having a forward end comprising opposing shoulders for engagement against an external surface of the first scaffold pole and a channel between the opposing shoulders for receipt of the first scaffold pole; an engaging portion arranged to project from the body portion for engaging with an end of the second scaffold pole; and an adhesive delivery pathway through the body portion for enabling delivery of adhesive to the channel for adhering the scaffold coupling to the first scaffold pole.