L-Shaped Cable Attachment Device for Telescopic Columns
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Solution Overview
Problem
Existing safety devices for telescopic masts used in lifting and handling panels struggle with practical assembly, particularly due to the internal integration of the tension mechanism, and are not adaptable to different profiles of telescopic columns, leading to potential cable damage and reduced cable life.
Innovation Solution
A redesigned cable attachment device featuring an L-shaped profiled plate with curved central shape and parallel oblong slots, allowing for horizontal fixation on various column profiles, external tensioning mechanism, and improved cable guidance to prevent damage, ensuring secure attachment and longer cable life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the tension mechanism is integrated inside the terminal column, then the device structure is compact, but the assembly becomes impractical and difficult to implement
Solution Approach 1:
The patent extracts the tensioning mechanism from the internal integration and positions it externally on the terminal column, adjacent to the winch. This allows the mechanism to remain functionally integrated while being externally accessible for practical assembly and maintenance. The external positioning resolves the contradiction by maintaining structural compactness while enabling ease of assembly.
2Manufacturing precision
If the attachment device is designed for a specific column profile, then the fixing is precise for that profile, but the device cannot accommodate different profiles of telescopic columns
Solution Approach 1:
The patent designs the attachment device with a universal interface that can accommodate different column profiles (triangular, square, rectangular). The device includes adaptation elements such as profiled plates that can be configured to match various column geometries, allowing the same basic attachment mechanism to function across multiple profile types while maintaining precise fixing for each.
Solution Approach 2:
The attachment device incorporates adjustable and adaptable components that can be configured dynamically to match different column profiles. The profiled plates and mounting mechanisms can be adjusted or selected based on the specific column geometry, enabling the device to adapt its form while maintaining its fixing function across varying profiles.
3Device complexity
If the cables are routed without proper guidance, then the assembly is simpler, but the cables are prone to damage and have reduced lifespan
Solution Approach 1:
The patent incorporates cable guidance elements such as grooves, channels, and routing paths that are pre-formed in the attachment device structure. These guidance features are built into the design from the outset, directing cables along predetermined safe paths that prevent rubbing, bending, or damage. This preliminary structuring of cable routes maintains relative simplicity while significantly improving cable durability through proactive protection.
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 solution simplifies assembly, enhances cable security, and extends the lifespan of safety and traction cables by accommodating different column profiles and providing optimized cable routing, resulting in improved handling and safety for panel lifting devices.
Implementation Method 1
This safety cable is kept under tension by means of a spring, one end of which is fixed to the loop of the cable, and the other fixed to the inner column by means of a hole allowing the hooking.
Data Source
Figure 1~2B
Figure 3~3A
Figure 4
AI summary
This device is remarkable in that the device (11) is fixed horizontally on the receiving column in the profile variants thereof, and consists of an L-shaped profiled plate with a horizontal face (11a) and a vertical face (11b) connected to each other by a central curved form (11c) of large radius, and in that said plate is provided with two parallel and identical oblong slots (11d) formed in the height of the plate, and in that these slots allow the positioning and passage of traction and safety cables, said cables having at their ends stoppers (13 - 14) coming into contact with the underside of the plate.