Cartridge Hydraulic Flow Sensor Manifold Integration

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Solution Overview

Problem

Existing hydraulic flow sensors are difficult to integrate into hydraulic systems, requiring labor-intensive installation and maintenance, and lack the ability to be easily engaged or disengaged from hydraulic circuit manifolds while providing communication with controllers for automatic fluid flow adjustments.

Innovation Solution

A cartridge-style hydraulic flow sensor that can be conveniently inserted and removed from hydraulic circuit manifolds, equipped with an impeller and Hall Effect Sensor, allowing for bidirectional fluid flow sensing and automatic adjustment of fluid flow rates through communication with a programmable logic controller or remote processor.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a hydraulic flow sensor is plumbed into an existing hydraulic line, then the sensor can monitor fluid flow, but the installation requires cutting the hydraulic line and performing labor-intensive plumbing work

Engineering Contradiction:
Improvefluid flow monitoring capabilityVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The flow sensor is designed as a separate cartridge module that can be independently installed into a manifold without modifying existing hydraulic lines. This segmentation allows the sensor to be plumbed into the system through a dedicated port rather than requiring cutting into existing lines, thereby maintaining monitoring capability while dramatically simplifying installation.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a conventional hydraulic flow sensor is installed in a hydraulic line, then fluid flow can be sensed, but maintenance and replacement require cutting the sensor out of the hydraulic line

Engineering Contradiction:
Improvefluid flow sensingVSAvoidsensor replacement ease
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The sensor is designed as a removable cartridge module that can be easily extracted from the manifold for maintenance or replacement. This modular segmentation allows technicians to remove and replace the sensor without cutting hydraulic lines or performing complex disassembly, significantly improving ease of repair while maintaining continuous fluid flow sensing capability.

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If a hydraulic flow sensor is integrated into a hydraulic system, then fluid flow rate can be monitored, but the system requires manual adjustment of control units to change flow rates

Engineering Contradiction:
Improvefluid flow rate measurementVSAvoidflow rate adjustment ease
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The flow sensor provides real-time feedback about fluid flow rates to the control system. This feedback enables automatic adjustment of hydraulic components based on actual flow conditions, eliminating the need for manual intervention. The precise measurement capability of the sensor directly supports this automated feedback control, improving both measurement precision and ease of operation.

Inventive Principle:
Principle #23Feedback

4Reliability

If a hydraulic flow sensor is plumbed into existing hydraulic lines, then flow monitoring is achieved, but the installation process is labor-intensive and requires skill to maintain line integrity

Engineering Contradiction:
Improvefluid flow monitoringVSAvoidinstallation speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The sensor is designed as a self-contained cartridge module that interfaces with the hydraulic system through a dedicated manifold port. This segmentation eliminates the need to cut into existing hydraulic lines during installation, allowing for quick plug-and-play integration. The modular design maintains reliable fluid flow monitoring while dramatically improving installation productivity by eliminating complex plumbing work.

Inventive Principle:
Principle #1Segmentation

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

Enables easy installation and maintenance, automatic adjustment of fluid flow rates, and real-time monitoring of hydraulic system performance without the need to cut or breach hydraulic lines, improving operational efficiency and reducing labor costs.

Implementation Method 1

A Hall Effect Sensor may be in communication with a programmable logic controller for a hydraulic system or machine

Methodology Applied
Scientific EffectHall Effect: Hall Effect

Data Source

PatentUS11892331B2Cartridge-style hydraulic flow sensor
Publication Date: 2024.02.06 DIETEL DALE
  • US11892331B2 patent drawing
  • US11892331B2 patent drawing
  • US11892331B2 patent drawing

AI summary

A cartridge-style flow sensor for sensing fluid flow. The includes an exterior, interior, head, base, a circuit board, and first and second ports. The first and second ports permit fluid to flow into and out of the interior. A Hall Effect Sensor in the interior detects the number of revolutions of an impeller. An electric coupler interfaces with the sensor and a transmitter for communication of the revolutions of the impeller to a controller. The controller determines the rate of fluid flow in a conduit. The controller automatically issues a command signal to a component of a hydraulic system to alter the rate of fluid flow in the conduit. The cartridge hydraulic flow sensor is easily and releasably engaged to a cavity of a hydraulic circuit manifold.