Disc Filter Intermediate Member Segmentation

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Solution Overview

Problem

Disc filters designed for large flows remain bulky during transportation despite modular assembly, limiting the size of deliverable units.

Innovation Solution

A module for assembling a filter frame with an intermediate member composed of interconnectable and detachable parts, reducing the module's size and bulkiness, allowing for easier transportation and assembly, and enhancing stability through connection surfaces and resilient hooking means.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the filter frame is assembled by several modules with continuous intermediate members, then the filter frame can be transported in disassembled form requiring less space, but the modules remain bulky when dimensioned for very large flows

Engineering Contradiction:
Improvetransportation spaceVSAvoidmodule bulkiness
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The intermediate member is divided into at least two separate parts that can be interconnected in the radial direction. This segmentation allows each part to be smaller and less bulky during transportation, while still forming a complete intermediate member when assembled. The parts are designed with connection surfaces and resilient hooking means to ensure stable interconnection.

Inventive Principle:
Principle #1Segmentation

2Ease of repair

If the filter section is divided into several separate filter segments, then maintenance and repair become easier by replacing only damaged segments, but the filter frame becomes large and bulky

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidfilter frame size
Core Design Contradiction:
Ease of repairVSVolume of moving object

Solution Approach 1:

The filter section is divided into multiple detachable filter segments that can be independently replaced. This segmentation enables easy maintenance by replacing only damaged segments rather than the entire filter section. The modular design with detachable segments reduces the overall complexity and volume of the filter frame structure.

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

The solution reduces the bulk and complexity of disc filter modules during transportation, facilitates easier assembly, and provides enhanced stability and support for the filter frame, while allowing for efficient maintenance and repair.

Implementation Method 1

said means for connection comprises at least one protrusion on one of the connection surfaces, which protrusion is intended for engagement with at least one corresponding cavity in the corresponding connection surface

Methodology Applied
Scientific EffectMechanical Fastener: Mechanical Fastener

Data Source

PatentUS8864991B2Module for assembly of a disc filter
Publication Date: 2014.10.21 VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT SAS
  • US8864991B2 patent drawing
  • US8864991B2 patent drawing
  • US8864991B2 patent drawing

AI summary

The present invention refers to a module (2) for assembly of a filter frame (1) for at least one filter disc (not shown) of a rotatable disc filter, which filter frame is provided for supporting at least two filter segments (not shown), which filter segments together form the outer part of said filter disc. The module (2) comprises an intermediate member (5) intended to beat least partially provided between two adjacent filter segments. According to the invention, the intermediate member (5) comprises at least two parts (6, 7) which are interconnectable with each other in the radial direction of the disc filter