Composite Cable Saddle for Secure Grip Without Sheath Damage
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Solution Overview
Problem
Existing cable clamps are limited in their ability to securely support cables with a wide range of diameters without damaging the cable sheath, particularly in adverse weather conditions, and often require additional components like gaskets, leading to complex installations and increased costs.
Innovation Solution
A saddle design comprising two half-saddles, one made of plastic and the other of elastomeric material, with radial protrusions forming a continuous ring that uniformly distributes pressure along the cable circumference, ensuring stable fixation without mechanical interference or sheath damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If blocking teeth are used to secure cables in rigid plastic saddles, then cable fixation stability is improved, but the cable sheath may be perforated or damaged
Solution Approach 1:
The invention changes the material parameter of the saddle from rigid plastic to elastomeric material, which allows the saddle to deform elastically and adapt to different cable diameters without perforating the sheath, while still providing secure fixation through friction and elastic recovery
Solution Approach 2:
The invention uses composite construction with an elastomeric outer layer for cable contact and a rigid inner structure for mechanical strength, combining the advantages of both material types to prevent sheath damage while maintaining fixation stability
2Reliability
If rigid plastic saddles with teeth are used, then cable blocking capability is improved, but adaptability to different cable diameters is reduced
Solution Approach 1:
The invention changes the material parameter from rigid to elastomeric, enabling the saddle to elastically deform and adapt to various cable diameters while maintaining effective blocking capability through friction and geometric interlocking
Solution Approach 2:
The invention introduces dynamic adaptability by using elastomeric material that can deform under load to accommodate different cable sizes, then recover its shape to maintain securing force, making the saddle versatile across multiple cable diameters
3Object-affected harmful factors
If multiple components including gaskets are used for cable fixation, then protection against sheath damage is improved, but device complexity and installation difficulty increase
Solution Approach 1:
The invention merges the protective function previously requiring separate gaskets into the saddle itself by using elastomeric material that inherently protects the cable sheath while providing fixation, eliminating the need for additional components and simplifying installation
4Strength
If rigid plastic material is used for saddles, then structural strength is improved, but ability to uniformly distribute pressure on cable circumference is reduced
Solution Approach 1:
The invention uses composite construction combining elastomeric outer layer for uniform pressure distribution and elastic deformation with an inner rigid structure for overall structural strength, achieving both pressure uniformity and mechanical strength
Solution Approach 2:
The invention changes the material parameter to elastomeric, which allows uniform pressure distribution through elastic deformation and recovery, while the composite structure maintains the necessary structural strength for load-bearing applications
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 saddle design supports cables with varying diameters securely and uniformly, preventing sheath damage while allowing for easy installation and stacking, without the need for gaskets, thus enhancing stability and reducing installation complexity.
Implementation Method 1
each having an outer portion or shell in plastic material and an internal portion or core in elastomeric material
Data Source
Figure 1
Figure 1a
Figure 2~2a
AI summary
The present invention relates to a saddle (1) of an improved type for supporting elongated bodies such as cables, pipes and the like comprising a body with a rectangular or quadrangular section (11), obtained by the coupling of two half-saddles (12,13). According to the invention, each half-saddle (12,13) comprises an outer portion or shell (14) made of plastic material and an internal portion or core (15) made of elastomeric material on which one or more grooves (16) are formed for housing said elongated bodies provided with at least one continuous ring (23) for retaining the cable (C).