Perforated Trim Plate for Electrical Apparatus
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Solution Overview
Problem
Conventional cover plates for electrical equipment are prone to damage from dirt and scratches, lacking protection while also failing to enhance the aesthetic appearance.
Innovation Solution
A cover plate design featuring a superimposed rear plate and openwork perforated part, where the perforated part has multiple openings allowing the rear plate to be partially visible, providing protection and aesthetic enhancement, manufactured through processes like acid bath treatment or electroplating, and assembled with varnish application for insulation and durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the cover plate is made as a solid continuous structure, then it provides complete protection against dirt and scratches, but it cannot allow the rear plate to be visible and reduces aesthetic appeal
Solution Approach 1:
The front plate is designed with a perforated structure containing multiple openings, allowing the rear plate to be partially visible through it. This porous configuration provides protection while maintaining aesthetic appeal by enabling visibility of the rear plate's design elements.
Solution Approach 2:
The cover plate assembly combines a front plate with openings and a rear plate to form a composite structure. This composite design allows the front plate to provide protection while the rear plate contributes aesthetic value, resolving the contradiction between protection and appearance.
2Shape
If the cover plate is made with many openings to show the rear plate, then aesthetic appearance is enhanced, but protection against dirt and scratches is reduced
Solution Approach 1:
The front plate incorporates a pattern of multiple openings that allow visibility of the rear plate for aesthetic purposes, while the remaining solid portions of the front plate continue to provide protection against dirt and scratches.
Solution Approach 2:
The front plate has different properties in different regions: areas with openings provide aesthetic visibility, while areas with solid material provide protection. This local differentiation resolves the contradiction between appearance and protection.
3Ease of manufacture
If the cover plate is made as a single integrated piece, then manufacturing is simpler, but it cannot provide both protection and aesthetic enhancement through layered structure
Solution Approach 1:
The cover plate is divided into a front plate with openings and a rear plate, allowing each component to be manufactured separately with optimized processes and then assembled. This segmentation enables aesthetic enhancement while maintaining manufacturing feasibility through modular production.
Solution Approach 2:
The front plate and rear plate are combined to form an integrated cover plate assembly that provides both protection and aesthetic enhancement, while each component can be manufactured independently using appropriate processes.
4Object-affected harmful factors
If the cover plate uses a layered structure with front plate and rear plate, then aesthetic appearance and protection are improved, but device complexity increases
Solution Approach 1:
The cover plate is segmented into a front plate and a rear plate, where the front plate provides protection and the rear plate provides aesthetic enhancement. This segmentation improves both protection and appearance while keeping each component relatively simple in design.
Solution Approach 2:
The front plate serves multiple functions: it provides protection against dirt and scratches while also serving as a decorative element with its perforated pattern. The rear plate similarly provides both structural support and aesthetic contribution, reducing the need for additional components.
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 design protects the rear plate while maintaining visibility, enhancing the aesthetic appeal and durability of the cover plate, and ensuring the functional elements are securely fixed to the equipment.
Implementation Method 1
a sub-step of immersing the metal plate in an acid bath
Implementation Method 2
a sub-step of immersing the support plate in an electrolytic bath
Implementation Method 3
a sub-step of depositing a varnish on at least part of the cover plate
Data Source
AI summary
The invention relates to a trim plate formed by the superimposition of an open-worked part (20) and a rear plate (10) which, together, define a passage for a functional portion of an electrical apparatus. The open-worked part (20) has at least one opening (26) through which the rear plate (10) is visible. An electrical apparatus comprising such a trim plate and a process for manufacturing a trim plate are also described.