Modular Walking Robot Structure for Multi-Surface Locomotion

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Solution Overview

Problem

Current walking robots are designed for specific applications and struggle to adapt to various environments and surfaces, limiting their versatility and effectiveness in different scenarios.

Innovation Solution

A modular walking robot design featuring detachable moving modules with legs, joints, and controllers that allow for adjustable movement and communication between modules, enabling the robot to adapt to different surfaces and environments by adjusting the number of modules and foot configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a walking robot is designed with a fixed structure for a specific application, then it can perform well in that specific environment, but it cannot be adjusted for different applications or environments

Engineering Contradiction:
Improveperformance in specific environmentVSAvoidadjustability for different applications
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The robot body is divided into multiple detachable modules, each with its own controller and communication capabilities. These modules can be connected or separated based on application requirements, allowing the robot to be reconfigured for different environments and tasks while maintaining reliable performance in each specific configuration

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each module is designed with universal interfaces and standardized components that allow the same module type to serve multiple functions in different configurations. The detachable joint mechanism enables the robot to adapt its structure for various applications, making a single module design universally applicable across different scenarios

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

2Adaptability or versatility

If the robot uses a detachable modular structure, then it can be adjusted for different applications, but the complexity of connection and coordination between modules increases

Engineering Contradiction:
Improveadjustability for different applicationsVSAvoidcomplexity of module coordination
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Each module is equipped with its own controller that autonomously manages its operations and communicates with adjacent modules through standardized interfaces. This distributed control architecture allows modules to self-coordinate without requiring complex centralized control, reducing the overall system complexity while maintaining adaptability

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The controller and communication portion are integrated within each module, combining control and communication functions at the module level. This integration simplifies the inter-module coordination by reducing the number of separate connection points and protocols needed, while still enabling flexible reconfiguration

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20240351649A1Walking robot
Publication Date: 2024.10.24 PTT EXPLORATION & PROD PUBLIC CO LTD
  • US20240351649A1 patent drawing
  • US20240351649A1 patent drawing
  • US20240351649A1 patent drawing

AI summary

The invention relates to a walking robot comprising at least one moving module. Each moving module comprises a body, two legs, each leg connected to each opposite lateral side of the body, feet which is connected to the legs, and a joint provided on the body for connecting to another moving module in a detachable manner; a controller provided on each moving module for controlling a movement of the legs or the joint or both the legs and the joint; and a communication portion (3) provided on each moving module for communicating with the controller provided on another moving module. Each moving module can move in a lateral direction by a control of the controller and at least two moving modules can be connected together and move in a lateral/forward-backward direction by the control of the controller, which coordinates with the controller of another moving module through the communication portion.