Protective Cover Assembly With a Main Opening for Cable Access
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Solution Overview
Problem
Existing safety electrical assemblies with protective covers face challenges in cable management, requiring time-consuming removal of pre-cut portions and necessitating multiple cover models for different cable configurations, which complicates installation and accessibility.
Innovation Solution
A safety electrical assembly with a single main opening that allows passage of multiple cables, oriented parallel or obliquely to connecting openings, enabling easy cable management without diameter limitations, and featuring a protective cover design that extends beyond the insulating housing for enhanced protection and simplicity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If several dedicated pre-cut portions are provided in the protective cover for different cable sizes, then cable protection is improved, but cable management becomes difficult and installation time increases
Solution Approach 1:
The protective cover is segmented into a removable first part and a fixed second part. The first part can be detached to allow cable insertion, then reattached to provide protection. This segmentation enables easy cable management while maintaining protection, resolving the contradiction between cable protection and installation time.
2Adaptability or versatility
If several protective cover models are forecasted for different cable configurations, then adaptability to different cable sizes is improved, but device complexity increases
Solution Approach 1:
The protective cover is designed as a universal single model that can accommodate multiple cable configurations. The removable first part allows the same cover to adapt to different cable sizes and arrangements, eliminating the need for multiple specialized cover models and reducing device complexity.
3Ease of operation
If pre-cut portions are removed to install cables, then cable access is improved, but protection of terminals is compromised
Solution Approach 1:
The protective cover transitions from a static pre-cut design to a dynamic removable-cover design. The first part can be removed during installation to provide cable access, then reattached to restore terminal protection. This dynamic behavior allows the system to switch between ease of operation and reliability as needed.
Data Source
Figure 1~2
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Figure 5~6
AI summary
Safety electrical assembly (1) comprising : an electrical apparatus (3) having a connecting zone (5) provided with terminals (7) configured to be respectively connected to corresponding cables, each terminal (7) presenting a corresponding connecting opening (9) formed within an insulating housing (11) of the electrical apparatus (3); a protective cover (13) configured for cooperating with the electrical apparatus (3) in a mounted position wherein the safety electrical assembly (1) presents a main opening (15) configured for the passage of cables connected to corresponding terminals (7) from an exterior area (17) to an interior area (19) of the safety electrical assembly (1), the interior area (19) being defined between the electrical apparatus (3) and the protective cover (13), the connecting openings (9) being located in the interior area (19) and the main opening (15) being arranged so that a direct trajectory (21) from any point of the main opening (15) oriented toward any point of any connecting opening (9) intersects an obstacle (23) of the safety electrical assembly (1).