Rotary Conveying Path Switching With Shared Stators

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Solution Overview

Problem

Conventional conveying apparatuses require multiple stators for each branch track, leading to a high number of stators needed, which is inefficient.

Innovation Solution

A conveying path switching device that allows stators to be shared between multiple conveying paths by rotating the shafts and rails, enabling the same stators to be used for both paths, reducing the overall number of stators required.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple stators are provided for each branch track, then the conveying carriage can be driven on multiple tracks, but the number of stators increases corresponding to the number of branches

Engineering Contradiction:
Improveconveying path switching capabilityVSAvoidnumber of stators
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent applies universality by designing a single stator that can serve multiple conveying paths through rotational positioning. The stator is configured to provide magnetic fields for driving the conveying carriage on different tracks (first conveying path, second conveying path, and third conveying path) by rotating to appropriate angular positions, eliminating the need for separate stators for each path.

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

Solution Approach 2:

The patent implements dynamics by making the stator rotatable about a rotation axis. The stator can dynamically change its orientation angle to align with different conveying paths as needed, allowing one stator to perform the function of multiple fixed stators. The rotation mechanism enables the stator to adapt its position based on which conveying path requires activation.

Inventive Principle:
Principle #15Dynamics

2Reliability

If separate stators are installed for each conveying path, then each path has dedicated driving capability, but the device complexity and component count increase

Engineering Contradiction:
Improvedriving capability on each pathVSAvoidnumber of stators
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The stator is designed as a universal driving component that can operate on multiple conveying paths. By rotating to specific angles, the same stator provides dedicated driving capability for each path sequentially, maintaining reliability without requiring separate stators for each path.

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

Solution Approach 2:

The patent merges multiple stator functions into a single stator unit. The first stator is combined with rotational capability to perform the driving function for the first conveying path, second conveying path, and third conveying path, reducing the total number of stators while maintaining the driving capability for each path.

Inventive Principle:
Principle #5Merging (Combining)

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 configuration reduces the number of stators needed, minimizing components and maintaining efficient operation of the conveying carriage on multiple paths.

Implementation Method 1

a base; stators (1) arranged along conveying paths for branching for the conveying carriage (600)

Methodology Applied
Scientific EffectElectromagnetic force: Lorentz Force

Data Source

PatentUS11773541B2Conveying path switching device and elevator apparatus
Publication Date: 2023.10.03 MITSUBISHI ELECTRIC CORP
  • US11773541B2 patent drawing
  • US11773541B2 patent drawing
  • US11773541B2 patent drawing

AI summary

A conveying-path rotary switching unit that is a conveying path switching device includes a base, stators arranged along conveying paths for branching for a conveying carriage, a first conveying path provided on the base, and a second conveying path that is provided on the base and is different from the first conveying path. As for a conveying path on which the conveying carriage travels, the first conveying path and the second conveying path are switchable by rotation. The stators are used for both the first conveying path and the second conveying path in a shared manner.