Modular Cylindrical Electrical Box for Confined Spaces
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Solution Overview
Problem
Standard electrical boxes are inflexible and often cannot fit into limited spaces due to structural elements, requiring relocation to less optimal locations, and making accurate cutouts in drywall for these boxes is time-consuming and inaccurate.
Innovation Solution
A cylindrical electrical box with a circular front opening and adjustable depth, composed of a front segment, rear segment, and intermediate segments, allowing for varying length and depth to fit specific spaces, and facilitated by a mounting bracket for precise positioning and powered circular cutters for efficient drywall cuts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If standard fixed-size electrical boxes are used, then manufacturing and installation are straightforward, but they cannot adapt to limited spaces caused by structural elements
Solution Approach 1:
The electrical box is divided into multiple cylindrical segments that can be assembled in series to create different depth configurations. Each segment contains mounting features and can be connected to adjacent segments, allowing the box to be customized for various space constraints while maintaining a standardized modular design that simplifies manufacturing.
Solution Approach 2:
The electrical box transitions from a fixed static design to a dynamic configurable structure where the depth can be adjusted by adding or removing intermediate segments. This allows the same base design to adapt to different installation scenarios without requiring multiple complete box designs.
2Manufacturing precision
If traditional rectangular electrical boxes are used, then they provide standard mounting options, but making accurate cutouts in installed drywall is time-consuming and difficult
Solution Approach 1:
The electrical box uses a circular front opening instead of a rectangular shape. Circular cutouts can be efficiently made using rotary tools such as hole saws or circular saws with guide templates, which are faster and more accurate than making rectangular cutouts with straight edges and corners. The circular geometry eliminates the need for precise 90-degree angles and parallel edge cuts.
3Adaptability or versatility
If fixed-depth electrical boxes are used, then manufacturing is simple, but they cannot accommodate varying available spaces in different applications
Solution Approach 1:
The electrical box is divided into multiple cylindrical segments that can be assembled in series to create different depth configurations. Each segment contains mounting features and can be connected to adjacent segments, allowing the box to be customized for various space constraints while maintaining a standardized modular design that simplifies manufacturing.
Solution Approach 2:
The standardized intermediate segments serve multiple functions: they extend the box depth, provide additional mounting surfaces, and maintain structural integrity. The same segment design can be used in different positions and combinations to achieve various depths, reducing the number of unique parts needed.
Data Source
AI summary
A kit for forming and installing an electrical box for housing at least one electrical device. The kit comprises a front segment having a rear and a rear segment having a front. The kit may also comprise at least one cover that is capable of being attached to the front segment. The cover has at least one opening through which an electrical device is accessible. The kit may further comprise a plurality of intermediate segments each having a front and a rear having attachment means that allow the segments to be securely attached in series.