Flow Stabilizer Protrusion Patterns for Water Solenoid Valve

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Solution Overview

Problem

Water solenoid valves experience unstable output flow rates due to varying water pressure, leading to inconvenience for users.

Innovation Solution

A flow stabilizer is introduced, featuring a base with a noise reduction structure and protrusion structures that adjust fluid flow by varying intervals and shapes, maintaining a consistent flow rate across different pressure conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If water pressure varies, then the output flow rate changes, but this causes unstable flow rate and user inconvenience

Engineering Contradiction:
Improveflow rate stabilityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent changes the physical parameters of the flow stabilizer structure, specifically using protrusion structures with varying heights and/or diameters arranged in specific patterns on the base. These structural parameter variations create different flow resistance zones that compensate for water pressure fluctuations, maintaining stable output flow rate across a wide pressure range (0.3-10 bar).

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The flow stabilizer acts as an intermediary component between the water source and the solenoid valve outlet. The protrusion structures on the base create controlled turbulence and mixing zones that mediate the relationship between varying input pressure and output flow rate, absorbing pressure variations before they reach the outlet.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a flow stabilizer with complex protrusion structures is added, then flow rate stability improves, but device complexity increases

Engineering Contradiction:
Improveflow rate stabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The flow stabilizer base is segmented into multiple protrusion structures with different heights and/or diameters arranged in specific patterns. This segmentation creates multiple flow paths with varying resistance characteristics, allowing the system to handle different pressure conditions through distributed flow control rather than a single complex mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the base have protrusion structures with locally optimized characteristics (varying heights, diameters, and positions). This local quality variation creates zone-specific flow control that collectively stabilizes the overall flow rate while keeping each individual protrusion structure simple in design.

Inventive Principle:
Principle #3Local quality

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

The flow stabilizer effectively controls flow rate variance to within 5% and reduces noise, maintaining stability even with significant pressure changes from 0.3 to 10 bar.

Implementation Method 1

The protrusion structures are disposed between the base and the noise reduction structure. At least two of the intervals are not equal.

Methodology Applied
Scientific EffectTurbulence: Turbulence

Implementation Method 2

A flow stabilizer is provided for stabling the output flow rate of a water solenoid valve, and this flow stabilizer includes a base, a noise reduction structure and a plurality of protrusion structures.

Methodology Applied
Scientific EffectAcoustic absorption: Acoustic Absorption

Implementation Method 3

The protrusion structures are disposed between the base and the noise reduction structure, and define a plurality of intervals. At least two of the intervals are not equal.

Methodology Applied
Scientific EffectFlow stabilization through geometric structure:

Data Source

PatentUS8763644B2Flow stabilizer
Publication Date: 2014.07.01 DELTA ELECTRONICS INC(CN)
  • US8763644B2 patent drawing
  • US8763644B2 patent drawing
  • US8763644B2 patent drawing

AI summary

A flow stabilizer includes a base, a noise reduction structure, and a plurality of protrusion structures. The noise reduction structure is disposed on the base. The protrusion structures are disposed between the base and the noise reduction structure. The protrusion structures define a plurality of intervals, and at least two intervals are not equal.