Modular Stackable Wear Panel With Central Bore

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Solution Overview

Problem

Existing wear panels in materials handling equipment are expensive to manufacture, require specialized tooling, are difficult to assemble and cut on-site, prone to delamination and cracking, and experience long lead times, with the use of screws and anchors creating weaknesses and increasing costs.

Innovation Solution

A modular stackable wear-resistant panel system with a matrix of wear-resistant material and a centrally-disposed bore to receive a fastener or stacking adapter, allowing for vertical and lateral stacking, and secure mounting with a single bolt, enabling customizable wear protection and easy installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wear panels are manufactured using traditional methods with screws, anchors, or adhesives to bond side portions, then the wear panels can be secured to equipment surfaces, but the manufacturing cost increases, specialized tooling is required, and assembly becomes more complex and time-consuming

Engineering Contradiction:
Improvesecuring wear panels to equipmentVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the wear panel body with integrated mounting features (flanges with bolt holes) directly formed as part of the wear panel structure. This eliminates the need for separate screws, anchors, or adhesives, reducing assembly complexity while maintaining secure attachment to equipment surfaces.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mounting flanges serve multiple functions: they provide structural support for securing the wear panel, enable alignment during installation, and allow for easy removal and replacement. This multi-functionality reduces the need for specialized tooling and simplifies the overall assembly process.

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

2Reliability

If wear panels are manufactured using ceramic wear members encapsulated in polyurethane or rubber, then wear protection is provided, but delamination and cracking occur, and thermal shock can damage the ceramic or wear members

Engineering Contradiction:
Improvewear protectionVSAvoidstructural integrity
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent uses composite material construction with a metal matrix (such as high-chrome iron or steel) that inherently provides wear resistance without requiring encapsulation of ceramic members. This eliminates the delamination and cracking issues associated with composite encapsulation while maintaining structural integrity under thermal shock conditions.

Inventive Principle:
Principle #40Composite materials

3Ease of operation

If wear panels are assembled off-site and delivered in whole, then installation is simplified, but dimensional or figuration changes are difficult to make and the panels are burdensome to manoeuvre

Engineering Contradiction:
Improveinstallation easeVSAvoidcustomization flexibility
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The wear panels are designed as modular segments that can be easily assembled and disassembled on-site. The integrated flange connections allow for quick assembly without requiring the entire panel to be pre-assembled off-site, enabling both easy installation and flexibility for dimensional or figuration changes as needed.

Inventive Principle:
Principle #1Segmentation

4Reliability

If multiple screws or anchors are used to attach wear members, then the wear panels can be securely mounted, but the manufacturing cost increases, specialized tooling is required, and weaknesses are created causing cracking

Engineering Contradiction:
Improvemounting securityVSAvoidstructural strength
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The mounting features are merged into the wear panel structure itself, with flanges and bolt holes formed as integral parts of the panel. This eliminates the need for separate screws or anchors that create stress concentration points and weaknesses, while maintaining secure mounting through the integrated connection points.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11975333B1Modular stackable wear-resistant panel system
Publication Date: 2024.05.07 F L SMIDTH & CO AS
  • US11975333B1 patent drawing
  • US11975333B1 patent drawing
  • US11975333B1 patent drawing

AI summary

A stackable wear panel (1) for use within a modular stackable wear-resistant panel system (11) is configured to be removably affixed to a wall (10A) or surface of equipment (10) to be protected. The stackable wear panel (1) is also configured to be alternatively removably affixed to a top surface (2A) of another stackable wear panel (1) within a stacked wear panel arrangement (1′, 1″). The stackable wear panel (1) is formed by a matrix (2) having a top surface (2A), a bottom surface (2B) opposite said top surface (2) and a central bore (4) extending through the top (2A) and bottom (2B) surfaces. The central bore (4) is configured to receive either one of a fastener (5) or a spacing adapter (6) therein, and/or support a portion (5A, 5B) of the fastener (5) or a lower outer surface portion (6E) of the spacing adapter (6).