Agricultural Transmission Gear-Shifting with Dual Power Paths

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Solution Overview

Problem

The existing transmission apparatus for agricultural working automobiles has a complex configuration due to a single power transmission path connecting the first and second gear-shifting parts, making manufacturing difficult and inefficient.

Innovation Solution

The apparatus includes a first gear-shifting part and a second gear-shifting part connected through multiple power transmission paths, allowing the sub gear-shifting part to perform gear shifting using driving power from either the first or second path, simplifying the configuration and improving manufacturing ease.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single power transmission path is used to connect the first and second gear-shifting parts, then the structure is simpler in theory, but the input mechanism configuration becomes complicated and manufacturing difficulty increases

Engineering Contradiction:
Improvestructure simplicityVSAvoidmanufacturing difficulty
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

The power transmission path is segmented into multiple independent paths (first power transmission path and second power transmission path) instead of using a single path. This segmentation allows the sub gear-shifting drive mechanism to receive power through different routes, reducing the complexity of the input mechanism configuration and easing manufacturing requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sub gear-shifting drive mechanism is designed to accept power from multiple sources (first gear-shifting part through first path, or first gear-shifting part through second path). This multi-functionality allows the mechanism to operate through different power transmission routes, simplifying the overall input mechanism configuration while maintaining manufacturing feasibility.

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

2Ease of manufacture

If multiple power transmission paths are provided, then the configuration complexity and manufacturing difficulty are reduced, but the device structure becomes more complex

Engineering Contradiction:
Improvemanufacturing easeVSAvoidconfiguration complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

Multiple power transmission paths are merged at the sub gear-shifting drive mechanism, which serves as a common convergence point. The first and second power transmission paths both lead to this mechanism, allowing it to receive power from the first gear-shifting part through either path. This merging approach simplifies the overall configuration by providing a unified entry point for multiple power routes.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sub gear-shifting drive mechanism acts as an intermediary that receives power from the first gear-shifting part through multiple paths. This intermediary component facilitates the connection between the first gear-shifting part and the second gear-shifting part, allowing power to be transmitted through different routes while maintaining a relatively simple overall configuration.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11867265B2Transmission apparatus of agricultural working automobile
Publication Date: 2024.01.09 LS MTRON LTD
  • US11867265B2 patent drawing
  • US11867265B2 patent drawing
  • US11867265B2 patent drawing

AI summary

The present disclosure relates to a transmission apparatus of an agricultural working automobile, the transmission apparatus comprising: a first gear-shifting part for performing gear-shifting to adjust the speed of an agricultural working automobile; and a second gear-shifting part for performing gear-shifting to adjust the speed of the agricultural working automobile, wherein the second gear-shifting part comprises a sub-gear-shifting drive mechanism for performing gear-shifting, using one operation selected from among an operation transferred through a first power transmission path from the first gear-shifting part and an operation transferred through a second power transmission path from the first gear-shifting part.