Modular Air-Supported Belt Conveyor Segmentation

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Solution Overview

Problem

Conventional air-supported belt conveyor systems have a monolithic design that cannot be optimized for varying span or discrete air supply requirements, leading to unreliable operation and difficulties in testing, monitoring, and maintenance due to the lack of independent systems along the conveyor length.

Innovation Solution

The air-supported belt conveyor system features a longitudinal axis with a conveyor belt and multiple trough sections that have openings for air support, an air delivery subsystem with modular manifolds and flow control valves, and a processor for adjusting airflow, allowing for independent design and optimization of air distribution along the conveyor length.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a monolithic design is used for air-supported belt conveyors, then the structure is simplified and easier to manufacture, but the system cannot be optimized for varying span or discrete air supply requirements and becomes unreliable

Engineering Contradiction:
Improvestructural simplicityVSAvoidsystem reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The conveyor system is divided into multiple modular trough sections (e.g., 10a, 10b, 10c) that can be independently designed, manufactured, and assembled. Each trough section has its own air support system with discrete openings and can be optimized for specific span requirements and air supply needs, while maintaining overall system reliability through modular redundancy

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If a monolithic design is used, then manufacturing is easier, but testing and monitoring become difficult and require deductive approaches

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidtesting and monitoring difficulty
Core Design Contradiction:
Ease of manufactureVSDifficulty of detecting and measuring

Solution Approach 1:

By segmenting the air support system into discrete trough sections with individual air openings and independent air supply connections, each module can be tested separately during manufacturing and monitoring can be performed at specific locations along the conveyor, making detection and measurement of air distribution and system performance much easier

Inventive Principle:
Principle #1Segmentation

3Device complexity

If a monolithic design is used, then the structure is simpler, but troubleshooting unexpected resistances becomes difficult

Engineering Contradiction:
Improvestructural complexityVSAvoidtroubleshooting ease
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The modular trough section design allows operators to isolate and troubleshoot specific segments of the conveyor system. If unexpected resistances or problems occur, individual trough sections can be independently inspected, tested, and repaired without shutting down the entire conveyor, significantly easing maintenance and troubleshooting operations

Inventive Principle:
Principle #1Segmentation

4Device complexity

If a monolithic design is used, then the overall structure is simpler, but power consumption cannot be optimized for actual span requirements

Engineering Contradiction:
Improvesystem simplicityVSAvoidpower consumption
Core Design Contradiction:
Device complexityVSUse of energy by moving object

Solution Approach 1:

Each modular trough section can be designed with air openings and air supply characteristics specifically optimized for its local span requirements and load conditions. This allows the air support system to consume only the necessary power needed for each specific section rather than over-provisioning the entire monolithic structure, reducing overall power consumption while maintaining system simplicity through standardization

Inventive Principle:
Principle #3Local quality

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

This design enables better testing, monitoring, control, and maintenance of air-supported belt conveyor systems by allowing for independent optimization of air distribution, reducing power consumption, and simplifying troubleshooting and installation.

Implementation Method 1

Each trough section can be positioned under the conveyor belt and define at least one opening for receiving air to support the conveyor belt above a top surface of each trough section

Methodology Applied
Scientific EffectAir pressure support: Air Lubrication

Data Source

PatentUS11420824B2Air-supported belt conveyors and systems and methods of using same
Publication Date: 2022.08.23 BRUKS ROCKWOOD
  • US11420824B2 patent drawing
  • US11420824B2 patent drawing
  • US11420824B2 patent drawing

AI summary

Disclosed herein are air-supported belt conveyors and independent conveyor subsystems that are selectively and independently designed to meet requirements that can change along the length of a conveyor, as well as from conveyor to conveyor.