Stud Snap Lock Electrical Box Bracket Mechanism
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Solution Overview
Problem
Existing electrical enclosure installation methods require secondary operations such as nail or screw driving, which prolong installation time, increase costs, and pose safety risks, while also necessitating additional hardware that can be lost or cause injury.
Innovation Solution
An electrical box assembly with a bracket and clamping leg that automatically secures to a stud without further operation, using a movable clamping leg and flange mechanism to engage the stud, eliminating the need for secondary fastening steps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional nail or screw fastening methods are used, then secure mounting is achieved, but installation time increases and productivity decreases
Solution Approach 1:
The clamping legs are pre-positioned on the bracket in a ready-to-engage configuration before installation. When the bracket is placed over the stud, the clamping legs automatically move into the engaged position, performing the fastening action in advance of actual installation rather than requiring post-positioning fastening operations
Solution Approach 2:
The clamping legs are designed to automatically engage with the stud when the bracket is positioned over it, without requiring external fastening tools or secondary operations. The mechanism self-actuates through the movement of the bracket itself, eliminating the need for separate fastening steps
2Reliability
If separate fasteners are used, then secure attachment is achieved, but device complexity and cost increase
Solution Approach 1:
The fastening function is merged directly into the bracket structure through integrated clamping legs. Instead of using separate fasteners attached to the bracket, the bracket itself incorporates the clamping mechanism, reducing component count and simplifying the overall assembly
Solution Approach 2:
The bracket serves multiple functions: it provides structural support, positions the electrical box, and simultaneously performs the fastening operation through its clamping legs. This multi-functionality eliminates the need for separate fastening hardware and operations
3Ease of operation
If captive fasteners are used, then installation steps are reduced, but safety risks and potential for injury increase
Solution Approach 1:
The clamping legs automatically engage with the stud through the natural movement of positioning the bracket, eliminating the need for separate fastening operations that could cause injury. The system serves itself by converting the positioning motion directly into the fastening action without requiring additional manual intervention
Data Source
AI summary
An electrical box assembly for nail-free mounting to a stud. The assembly includes an electrical enclosure and a bracket affixed to the enclosure, the bracket defining a stud receiving cavity and a clamping leg. The clamping leg extends into the stud-receiving cavity. The leg is being movable between a first stud-receiving position and a second stud-securing position whereupon insertion of the stud into the cavity moves the clamping leg from the stud-receiving position to the stud-securing position thereby securing the enclosure to the stud.