Electromagnetic Valve Assembly With Nested Connector Layout

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Solution Overview

Problem

Existing electromagnetic valves have a large volume due to the spatial arrangement of their components, which hinders miniaturization efforts in fluid control systems.

Innovation Solution

The electromagnetic valve design incorporates a magnetic conductor positioned between the coil assembly and the valve body, with a connector connecting the magnetic conductor to the valve body. The coil assembly features a first recess forming openings on its lower and side walls, allowing for a compact accommodating portion that houses the connector's limiting end portion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the magnetic conductor is fixed to the valve body through external parts, then the structural integrity is maintained, but the volume of the electromagnetic valve increases

Engineering Contradiction:
Improvevolume of electromagnetic valveVSAvoidstructural complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The connector integrates both the connection function (fixing magnetic conductor to valve body) and the positioning function (limiting radial position) into a single component. The connector is directly integrated with the magnetic conductor, eliminating the need for separate external fixing parts, thereby reducing overall volume while maintaining structural integrity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The limiting end portion of the connector is nested within the accommodating portion formed by the coil assembly and magnetic conductor. This nesting arrangement allows the connector to be housed within the existing structural space, reducing the external volume requirements while maintaining the connection function.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of moving object

If the connector extends outward to connect magnetic conductor with valve body, then the connection is secure, but the internal space is wasted

Engineering Contradiction:
Improveinternal space utilizationVSAvoidconnection reliability
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The connector utilizes the radial dimension by extending through the positioning hole of the lug portion to connect with the valve body. This radial arrangement allows the connector to secure the magnetic conductor while its limiting end portion is accommodated in the accommodating portion, effectively using three-dimensional space rather than extending linearly outward.

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

Solution Approach 2:

The connector acts as an intermediary component that bridges the magnetic conductor and valve body. By designing the connector with a limiting end portion that fits into the accommodating portion, it provides both mechanical connection and spatial optimization, ensuring reliable connection while minimizing space consumption.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This configuration effectively reduces the internal volume of the electromagnetic valve, facilitating miniaturization while maintaining the structural integrity and functionality of the valve.

Implementation Method 1

the coil assembly includes a first recess, where the first recess forms a first opening on a lower wall of the coil assembly and a second opening on a side wall of the coil assembly

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

the electromagnetic valve includes a valve body, a coil assembly and a magnetic conductor, where at least a part of the magnetic conductor is located between the coil assembly and the valve body

Methodology Applied
Scientific EffectMagnetic force: Magnetic Field

Data Source

PatentUS12234924B2Electromagnetic valve and assembly method thereof
Publication Date: 2025.02.25 ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD
  • US12234924B2 patent drawing
  • US12234924B2 patent drawing
  • US12234924B2 patent drawing

AI summary

An electromagnetic valve and an assembly method thereof. The electromagnetic valve includes a valve body, a coil assembly and a magnetizer, wherein at least part of the magnetizer is located between the coil assembly and the valve body. The electromagnetic valve includes a connecting member. The connecting member is used for connecting the magnetizer and the valve body. The coil assembly includes a first concave portion. The electromagnetic valve is provided with a containing portion. The coil assembly and the magnetizer are provided with at least two relative installation positions, and in at least one relative installation position, the limiting end of the connecting member is located in the containing portion.