Switchboard Positioning Member for Drywall Thickness Compensation

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Solution Overview

Problem

Conventional switchboard installation is labor-intensive and prone to improper mounting due to the need for precise alignment with building studs and drywall thickness compensation, leading to material waste and inefficiency.

Innovation Solution

A switchboard design featuring a panel box with positioning members that can be adjusted to accommodate different drywall thicknesses, allowing for precise alignment and secure mounting, along with a recessed door panel for improved structural integrity and reduced material waste.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the installer manually positions and fastens the switchboard to the stud, then the switchboard can be installed, but improper installation and time-consuming trial and error occur

Engineering Contradiction:
Improveinstallation precisionVSAvoidinstallation time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The positioning member is pre-formed on the switchboard at a predetermined distance from the front, which corresponds to the drywall thickness. This preliminary positioning feature eliminates the need for manual measurement and adjustment during installation, allowing the switchboard to be correctly positioned simply by attaching it to the stud.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The positioning member acts as an intermediary element between the switchboard and the stud. It provides a predetermined distance offset that accounts for drywall thickness, serving as a mechanical mediator that ensures correct positioning without requiring installer skill or trial-and-error adjustments.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If most of the door panel surface area is removed to provide access to switches, then access to electrical components is improved, but the door panel becomes weakened and material waste occurs

Engineering Contradiction:
Improveaccess to electrical componentsVSAvoiddoor panel strength
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The door panel is segmented into multiple sections: a main body portion that maintains structural integrity, and removable access portions that can be taken away to expose electrical components. This segmentation allows the panel to serve both structural and access functions without compromising overall strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The door panel has different qualities in different regions: the main body maintains full surface area for structural strength, while specific local areas have removable sections for access. This local differentiation allows access to electrical components without weakening the entire panel.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If the switchboard is mounted without accounting for drywall thickness, then installation is simpler, but the positioning is inaccurate and requires costly corrections

Engineering Contradiction:
Improveinstallation simplicityVSAvoidmounting position accuracy
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The positioning member is pre-formed on the switchboard at a predetermined distance from the front, which corresponds to the drywall thickness. This preliminary positioning feature eliminates the need for manual measurement and adjustment during installation, allowing the switchboard to be correctly positioned simply by attaching it to the stud.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8830657B2Switchboard and method of manufacturing same
Publication Date: 2014.09.09 ABB (SCHWEIZ) AG
  • US8830657B2 patent drawing
  • US8830657B2 patent drawing
  • US8830657B2 patent drawing

AI summary

A switchboard for coupling with a structure surface includes a panel box comprising a back wall and at least one sidewall extending from the back wall. The sidewall comprising a front. The switchboard further includes a door panel coupled to the front of the side and a positioning member located in the sidewall. The positioning member comprising a fixed end coupled to the sidewall and a moveable end configured to be positioned to contact the structure surface when the front of the panel box is at a pre-determined distance from the structure surface.