L-Shaped Inductor Base Spacing Element

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Solution Overview

Problem

Conventional inductor assemblies in power supplies face issues with power conversion efficiency and safety due to the close proximity of components, which violates safety regulations and prevents stable mounting and adjustment of inductor components.

Innovation Solution

An inductor assembly with an L-shaped base structure incorporating a spacing element and connecting elements to maintain a safe distance between inductor and electronic components without altering the circuit design or space planning, utilizing an L-shaped base with a spacing element and connecting elements to prevent contact and allow adjustable positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If the choke and transformer are mounted close together on the printed circuit board to save space, then the space utilization is improved, but the safety regulation is violated due to insufficient distance between components

Engineering Contradiction:
Improvespace utilizationVSAvoidsafety violation
Core Design Contradiction:
Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The base structure is extended in the vertical dimension (upward direction) to create spacing between the inductor component and the transformer. The spacing element protrudes upward from the base plate, establishing a three-dimensional separation that maintains safety distance without consuming additional horizontal space on the circuit board.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The spacing element acts as an intermediary component between the inductor component and the transformer. It physically separates these two components, preventing direct contact and ensuring adequate clearance while allowing both components to remain mounted on the same base structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If the base is designed as a simple plate structure to reduce complexity, then the manufacturing is simplified, but the inductor component cannot be stably disposed and contact prevention is insufficient

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidmounting stability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The base structure is segmented into multiple functional elements: a base plate for mounting, a spacing element for separation, and a connecting element for structural reinforcement. This segmentation allows each element to perform its specific function while maintaining overall manufacturing simplicity through integrated molding or assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base structure combines different material properties by integrating the spacing element and connecting element with the base plate. The spacing element provides insulating and spacing functionality, while the connecting element provides structural strength, creating a composite structure that enhances both stability and safety.

Inventive Principle:
Principle #40Composite materials

3Adaptability or versatility

If the relative locations of the threaded hole and mounting hole are fixed by circuit design to maintain design consistency, then the design consistency is preserved, but the distance between inductor component and transformer cannot be adjusted for safety

Engineering Contradiction:
Improvedistance adjustabilityVSAvoidbase structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base structure incorporates adjustable elements that allow the spacing and positioning to be modified after the initial circuit board design is fixed. The connecting element and spacing element can be positioned at different locations or with different dimensions to adjust the distance between components while maintaining the same mounting holes on the circuit board.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8378770B2Inductor assembly
Publication Date: 2013.02.19 DELTA ELECTRONICS INC(CN)
  • US8378770B2 patent drawing
  • US8378770B2 patent drawing
  • US8378770B2 patent drawing

AI summary

An inductor assembly includes a base and an inductor component. When the inductor component is disposed on the base, the distance between the inductor component and a nearby electronic component is increased by a connecting element or a carrying element of the base, and the inductor component is prevented from contacting the nearby electronic component by a spacing element of the base.