Filter Element Support Assembly Quick Installation System

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Solution Overview

Problem

Existing filter systems for gas turbines and industrial compressors face challenges in aligning and securing filter elements correctly, often resulting in poor positioning, corrosion issues, and requiring tools for installation, which can lead to safety hazards and incorrect tightening.

Innovation Solution

A filter element support assembly using elongated rods, clamps, and a quick-release handle system that secures filter elements to a tube sheet without the need for tools, ensuring correct alignment and easy replacement, with a fastener arrangement and feet for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional filter installation systems are used, then filter elements can be installed, but alignment and positioning are poor and require tools for installation

Engineering Contradiction:
Improveinstallation easeVSAvoidalignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The support assembly is divided into multiple rod members that can be independently positioned and adjusted. Each rod member includes adjustment mechanisms that allow precise positioning of the filter element while maintaining ease of installation through modular components

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rod members are pre-configured with adjustment mechanisms and connection features that enable precise alignment to be achieved during installation without requiring specialized tools or skills. The preliminary design of the adjustment mechanisms allows operators to easily achieve correct positioning

Inventive Principle:
Principle #10Preliminary action

2Reliability

If traditional fastening methods are used, then filter elements can be secured, but corrosion issues arise and specialized tools are required

Engineering Contradiction:
Improvesecuring reliabilityVSAvoidcorrosion susceptibility
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system replaces traditional threaded fasteners and mechanical fastening methods with a clamp-based mechanical advantage system. The clamp members utilize leverage and friction to secure filter elements reliably without corrosion-prone threaded connections, eliminating the need for specialized tightening tools while maintaining secure attachment

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

3Strength

If complex installation systems are used, then secure attachment can be achieved, but safety hazards increase and specialized skills are required

Engineering Contradiction:
Improveattachment strengthVSAvoidoperation simplicity
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The clamp members are designed to be self-adjusting and self-securing through mechanical advantage. Once positioned, the clamps automatically maintain secure attachment without requiring specialized tools or skills to tighten or adjust, reducing safety hazards while maintaining strong attachment through the inherent mechanical design

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9815013B2Filter element support assembly, quick installation system, and methods
Publication Date: 2017.11.14 DONALDSON CO INC
  • US9815013B2 patent drawing
  • US9815013B2 patent drawing
  • US9815013B2 patent drawing

AI summary

A filter element support assembly for mounting a filter element to a tube sheet includes a plurality of elongated rods; a first clamp having a through-hole; the first clamp defining a plurality of rod seats sized to receive a first end of one of the rods; a clamp rod extending through the through-hole in the first clamp; a second clamp having a through-hole; the clamp rod extending through the second clamp through-hole; the second clamp being mounted against the first clamp; the second clamp having radially projecting bumps mounted against the rods adjacent to the first clamp to hold the rods in the rod seats; a plurality of feet; each foot being secured to a second end of one of the rods; and a handle secured to an end of the clamp rod.