Reactor Wiring Fixation via Cable Tie and Catch Member

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Solution Overview

Problem

Conventional reactor designs face issues with reliably fixing wiring portions due to large vibrations, as the catch portions are prone to loosening under elastic stress.

Innovation Solution

Incorporating a wire catch member with a cable tie to securely fasten the wiring portion, allowing for a simpler configuration that suppresses productivity decreases and maintains assembly integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a catch portion is used to fix the wiring portion, then the wiring portion can be held in place, but the wiring portion may come loose under vibration due to elastic stress

Engineering Contradiction:
Improvefixation reliabilityVSAvoidfixation stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The invention transitions from a static elastic catch portion to a dynamic cable tie system that can be tightened and locked. The cable tie includes a tightening portion and a locked portion that prevents loosening, allowing the system to adapt to vibration conditions by maintaining constant clamping force rather than relying on elastic deformation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The wire catch member is divided into distinct functional segments: a holding portion that secures the wiring and a through hole for the cable tie. This segmentation allows the cable tie to independently perform the locking function while the wire catch member provides the holding function, separating the fixation mechanisms to improve overall reliability under vibration.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a cable tie is used to fix the wiring portion, then fixation reliability is improved, but device complexity increases

Engineering Contradiction:
Improvefixation reliabilityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The wire catch member serves multiple functions: it provides structural support for the wiring portion, acts as an anchor for the cable tie through its through hole, and maintains the spatial relationship between components. This multi-functionality reduces the need for additional dedicated fixation components, offsetting the added complexity of the cable tie.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The cable tie is a self-locking component that secures the wiring portion without requiring additional fastening mechanisms or complex assembly procedures. Once inserted and tightened, the cable tie maintains fixation automatically, reducing the need for ongoing maintenance or adjustment.

Inventive Principle:
Principle #25Self-service

3Reliability

If a cable tie is used to secure the wiring portion, then fixation is maintained under vibration, but manufacturing complexity increases

Engineering Contradiction:
Improvefixation reliabilityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The wire catch member is pre-formed with a through hole during the molding process, eliminating the need for post-assembly drilling or punching operations. This preliminary preparation simplifies the overall assembly process despite adding a cable tie, as the through hole is already in place to guide cable tie insertion.

Inventive Principle:
Principle #10Preliminary action

4Stability of the object's composition

If the wiring portion is securely fixed, then assembly integrity is maintained, but configuration complexity increases

Engineering Contradiction:
Improveassembly integrityVSAvoidconfiguration complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The wire catch member and cable tie are combined into an integrated fixation system where the through hole in the wire catch member serves as the anchor point for the cable tie. This merging reduces the number of separate components needed compared to traditional fixation methods, maintaining assembly integrity while controlling overall configuration complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11158452B2Reactor
Publication Date: 2021.10.26 AUTONETWORKS TECH LTD
  • US11158452B2 patent drawing
  • US11158452B2 patent drawing
  • US11158452B2 patent drawing

AI summary

Provided is a reactor including: an assembly that has a coil that has a pair of winding portions that are arranged side by side, and a magnetic core; a base member that has a mount plate on which the assembly is mounted; and a sensor assembly that has a sensor main body that detects a physical value related to the reactor, and a wiring portion extending from the sensor main body. The reactor includes a wire catch member provided on the assembly or the base member, the wire catch member allowing a part of the wiring portion to be arranged thereon, and a cable tie for fixing the wiring portion to the wire catch member.