Snap-Fit Bracket Housing for Industrial Sensors

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Solution Overview

Problem

The installation and replacement of industrial sensors are time-consuming due to the complexity of multi-part brackets, leading to significant production downtime and costs, and there is a need for a quicker and more efficient mounting method that does not require additional tools.

Innovation Solution

A housing with integral U-shaped pockets and a snap-fit bracket with complementary mating features, allowing the housing to be securely attached to a mounting surface along three axes without additional tools, using a snap feature and overhang feature that engage with mounting bosses, providing a simple and reliable fixation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multi-part brackets are used to mount industrial sensors, then the mounting structure provides secure attachment, but the installation and replacement process becomes time-consuming and complex

Engineering Contradiction:
Improvesecure attachmentVSAvoidinstallation and replacement time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The bracket is divided into two functional segments: a snap-fit portion that provides quick attachment and a mounting portion that secures to the surface. This segmentation allows the quick-release feature to be integrated into the bracket itself, eliminating the need for separate fasteners and reducing installation time while maintaining secure attachment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The quick-release feature is merged directly into the bracket structure, combining the mounting function and the quick-release function into a single integrated component. This eliminates the need for multi-part brackets with separate fasteners, simplifying the overall assembly and enabling tool-free installation and replacement.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multi-part brackets with additional fasteners are used, then the mounting structure provides secure fixation, but the device complexity increases and tool-free assembly becomes difficult

Engineering Contradiction:
Improvemounting securityVSAvoidbracket structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The bracket is segmented into functional portions (snap-fit portion and mounting portion) that work together to provide secure fixation. This segmentation allows complex mounting security to be achieved through coordinated simple features rather than a complex single structure, enabling tool-free assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple functions (mounting, securing, and quick-release) are merged into a single bracket component. The snap-fit portion integrates the quick-release mechanism directly into the bracket body, eliminating the need for separate fasteners and reducing overall device complexity while maintaining mounting security.

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If traditional mounting methods with bolts and screws are used, then the mounting structure provides strong attachment, but productivity decreases due to time-consuming installation and replacement

Engineering Contradiction:
Improveattachment strengthVSAvoidinstallation speed
Core Design Contradiction:
StrengthVSProductivity

Solution Approach 1:

The attachment mechanism is segmented into a snap-fit portion for quick engagement and a mounting portion for secure fixation. This allows the strong attachment function to be separated from the time-consuming fastening operation, enabling tool-free quick-release while maintaining attachment strength through the integrated design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bracket's snap-fit portion provides self-contained quick-release functionality without requiring external tools or additional fasteners. The integrated design allows operators to quickly install and replace sensors by hand, significantly improving productivity while maintaining strong attachment through the engineered snap-fit and mounting portion interaction.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10143097B2Housing and complementary snap-fit bracket
Publication Date: 2018.11.27 ROCKWELL AUTOMATION TECH INC
  • US10143097B2 patent drawing
  • US10143097B2 patent drawing
  • US10143097B2 patent drawing

AI summary

A housing for an industrial sensor comprises integral U-shaped pockets configured to engage with attachment features of a complementary mounting bracket. The bracket comprises an overhang feature on a second end and a snap feature on an opposing first end. The housing can be mounted to the bracket by inserting a mounting boss formed within one of the U-shaped pockets underneath the overhang feature of the bracket, and pressing the housing against the bracket to cause the snap feature to engage with another mounting boss formed in the other U-shaped pocket. These mounting features allow the housing to be mounted easily and quickly without the use for additional tools. The housing can also be quickly removed from the bracket by pressing an extended tab near the snap feature to facilitate disengagement of the housing from the bracket.