Electromagnetic Valve Coupling Structure for Water Supply

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Solution Overview

Problem

The existing methods for assembling electromagnetic valves are time-consuming and require high technical expertise, leading to decreased productivity and increased maintenance costs due to difficulties in separating and replacing the electromagnetic part, which often results in malfunction.

Innovation Solution

A coupling structure that allows easy assembly of the electromagnetic valve by coupling the electromagnetic part to the valve body using a hook and a supporting plate with engaging pieces to prevent rotation, enhancing productivity and reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If high-frequency thermal fusion is used to fix the electromagnetic part to the body, then the connection strength is improved, but the assembly time increases and productivity decreases

Engineering Contradiction:
Improveconnection strengthVSAvoidassembly productivity
Core Design Contradiction:
StrengthVSProductivity

Solution Approach 1:

The electromagnetic valve is divided into separable components: the electromagnetic part and the valve body. The coupling structure includes a coupling member with hooks that engage with locking pieces on the electromagnetic part, allowing the components to be assembled and disassembled without thermal fusion processes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces the thermal fusion process with a mechanical coupling system. The coupling member features hooks that mechanically engage with locking pieces, eliminating the need for high-frequency thermal fusion while maintaining connection strength and enabling easy assembly/disassembly.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If high-frequency thermal fusion is used to fix the electromagnetic part to the body, then the connection reliability is improved, but the ease of repair worsens

Engineering Contradiction:
Improveconnection reliabilityVSAvoidease of electromagnetic part replacement
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The electromagnetic valve is segmented into replaceable components. The electromagnetic part can be independently removed from the valve body by disengaging the locking pieces from the hooks, enabling easy replacement without replacing the entire valve assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The coupling structure transitions from a permanent thermal fusion bond to a dynamic mechanical connection. The hooks and locking pieces can be engaged and disengaged, allowing the electromagnetic part to be replaced when malfunctioning, thereby improving ease of repair while maintaining connection reliability during operation.

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the electromagnetic part is fixed using thermal fusion, then the structural stability is improved, but the device complexity increases

Engineering Contradiction:
Improvestructural stabilityVSAvoidassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The coupling structure is segmented into simple, discrete elements: a coupling member with hooks and an electromagnetic part with locking pieces. This segmentation simplifies the overall assembly process compared to thermal fusion, which requires specialized equipment and procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces the complex thermal fusion system with a simple mechanical coupling system. The hooks and locking pieces provide structural stability through straightforward mechanical engagement, eliminating the need for thermal fusion equipment and procedures, thereby reducing device complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10072764B2Coupling structure of electromagnetic valve for controlling water supply
Publication Date: 2018.09.11 USEONG ELECTRO MECHANICS
  • US10072764B2 patent drawing
  • US10072764B2 patent drawing
  • US10072764B2 patent drawing

AI summary

Provided is a coupling structure of an electromagnetic valve for controlling water supply. The coupling structure comprises: a coupling member provided with a coupling protrusion to be coupled to an upper portion of the valve body; at least one hook provided on the coupling member to be hooked to a locking piece; a supporting plate outwardly extending from a lower end of a sleeve to support the electromagnetic part, the sleeve being divided into upper and lower parts provided at upper and lower portions of the electromagnetic part; the locking piece provided at an end of the supporting plate by being bent upwardly to be hooked to the hook; and engaging pieces protruding from opposite sides of the supporting plate to engage with engaging grooves of the sleeve, thereby preventing the electromagnetic part from rotating.