Magnet Drum Separator Layout to Prevent Drive Wear

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Solution Overview

Problem

Existing magnet separators are not adequately protected from foreign substances in fluids, leading to wear and reduced durability, particularly in the driving and rotating components.

Innovation Solution

A magnet separator design with a driving portion external to the separator body, featuring a second shaft that rotates the cylinder and is connected outside the body, along with partition plates and a squeeze roller adjustment mechanism, to prevent fluid and foreign substance attachment and wear.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the driving and rotating bodies are provided inside the filtration tank, then the structure is compact, but the components are worn by foreign substances in the fluid

Engineering Contradiction:
Improvestructural compactnessVSAvoidcomponent durability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The driving portion is extracted from the filtration tank and provided outside the tank. The second shaft penetrates through one of the side walls to connect the driving portion outside with the cylinder inside, allowing the driving components to be protected from foreign substances while maintaining structural integration

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The device is segmented into two distinct zones: the driving portion outside the filtration tank and the magnet drum assembly inside the tank. This segmentation allows different parts to be optimized for their specific functions - the driving portion for durability and the internal assembly for separation functionality

Inventive Principle:
Principle #1Segmentation

2Reliability

If the driving portion is provided outside the separator body, then wear from foreign substances is reduced, but the structure becomes more complex

Engineering Contradiction:
Improvecomponent durabilityVSAvoidstructural complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The side wall of the separator body serves multiple functions: it contains the filtration tank structure and simultaneously acts as a penetration path for the second shaft to connect the external driving portion with the internal cylinder, reducing the need for additional sealing or connection components

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Temperature

If fluid can attach to the driving and rotating bodies, then cooling is provided, but wear and attachment of foreign substances occurs

Engineering Contradiction:
Improvecomponent coolingVSAvoidforeign substance attachment
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The driving portion is extracted from the fluid environment and positioned outside the filtration tank, eliminating its exposure to foreign substances and preventing attachment while the magnet drum inside continues to benefit from fluid circulation for cooling

Inventive Principle:
Principle #2Taking out (Extraction)

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 design enhances durability by preventing fluid and foreign substance attachment, reducing wear on components and extending the lifespan of the magnet separator.

Implementation Method 1

a magnet provided in the inner cylinder so as to face the inner circumferential surface and forming a magnetic field area to which the magnetic material can be attached

Methodology Applied
Scientific EffectMagnetic field: Magnetic Field

Data Source

PatentUS12109659B2Magnet separator
Publication Date: 2024.10.08 BUNRI INC
  • US12109659B2 patent drawing
  • US12109659B2 patent drawing
  • US12109659B2 patent drawing

AI summary

A magnet separator includes a separator body, a magnet drum and a driving portion. The magnet drum includes a first shaft, a cylinder provided inside the separator body, rotatably supported in the first shaft, an inner cylinder secured to the first shaft inside the cylinder, a magnet provided in the inner cylinder, and a second shaft rotating together with the cylinder. The separator body includes a pair of side walls. The driving portion includes an output portion provided on the outside the separator body. The second shaft penetrates one of the side walls toward outside of the separator body. The output portion is connected to the second shaft.