Modular Overhead Conveyor Drive Housing for Variable Load Classes

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Solution Overview

Problem

Existing conveyor belt drives for overhead systems require individual solutions for different load classes, leading to increased costs and reduced flexibility in production.

Innovation Solution

A modular system using interchangeable housing shell parts, roller mounts, and reinforcement inserts to produce variants of conveyor carrier drives, allowing the same basic components to be used for different load conditions by varying the load holders and reinforcement inserts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If individual solutions are implemented for different load classes, then the conveying goods carrier drives can be optimized for specific load conditions, but the production costs increase and flexibility decreases

Engineering Contradiction:
Improveoptimization for specific load conditionsVSAvoidproduction costs and flexibility
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The housing shell parts are designed with universal hollow chamber areas that can accommodate different types of roller mounts and reinforcement inserts. The same base housing (made of plastic or metal) serves multiple load classes by simply changing the internal components (roller mounts and reinforcement inserts), eliminating the need for completely different housing designs for light, medium, and heavy duty applications.

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

Solution Approach 2:

The conveying goods carrier drive is divided into modular components: housing shell parts, roller mounts, and reinforcement inserts. Each component can be independently selected and combined based on load requirements. The roller mounts come in different types (plastic or metal) and the reinforcement inserts provide additional structural support, allowing flexible configuration for different load classes without redesigning the entire system.

Inventive Principle:
Principle #1Segmentation

2Strength

If different housing materials (plastic vs metal) are used for different load classes, then the mechanical strength can be matched to load requirements, but the device complexity and production variety increase

Engineering Contradiction:
Improvemechanical strength for load bearingVSAvoidproduction variety
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

Both plastic and metal housing shell parts are designed with the same universal interface geometry and hollow chamber configurations. This allows the same roller mounts and reinforcement inserts to be used across both material types, reducing component variety. The choice of material becomes a simple selection based on load class rather than requiring entirely different component designs.

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

Solution Approach 2:

The housing shell parts can be made from plastic for light to medium duty applications or metal for heavy duty applications. The reinforcement inserts (typically metal) can be combined with plastic housings to create a composite structure that provides enhanced strength where needed while maintaining the benefits of plastic construction elsewhere, such as corrosion resistance and weight reduction.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentEP2380829B1Range of modules for producing different types of load carrier running gears for an overheadconveyor device
Publication Date: 2016.08.24 RSL LOGISTIK GMBH & CO
  • EP2380829B1 patent drawingFigure 1~5
  • EP2380829B1 patent drawingFigure 6~11

AI summary

The module range has housing shell components (9a) formed in a U-shaped or V-shaped manner, where a roll holder (19) is designed for receiving a roll holder hollow chamber in a fixed manner. A load holder (41) is designed for getting accommodated in a load holder receiving hollow chamber. An independent claim is also included for a load carrier running gear.