Robot Control Device Vertical Component Arrangement

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Solution Overview

Problem

Mobile robots face challenges in reducing height for stability while maintaining performance, as standardized control components limit height and dense component placement hampers heat dissipation and control accuracy.

Innovation Solution

The robot control device is designed with components arranged in two columns to minimize height, with high heat-generating components positioned for efficient cooling and noise-reducing components separated to prevent interference, using a connector board for efficient electrical connections and ventilation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If components are densely disposed to reduce robot height, then robot height is reduced, but heat dissipation is hampered and control accuracy degrades

Engineering Contradiction:
Improverobot heightVSAvoidheat dissipation
Core Design Contradiction:
Length of stationary objectVSTemperature

Solution Approach 1:

The patent transitions from horizontal component arrangement to vertical stacking arrangement, utilizing the height dimension to accommodate components. The connector board is positioned vertically with components stacked above it, allowing heat-generating components to be elevated away from the heat-prone lower region while maintaining compact horizontal footprint, thus resolving the contradiction between compactness and heat dissipation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Length of stationary object

If components are densely disposed to reduce robot height, then robot height is reduced, but control accuracy degrades

Engineering Contradiction:
Improverobot heightVSAvoidcontrol accuracy
Core Design Contradiction:
Length of stationary objectVSManufacturing precision

Solution Approach 1:

The patent segments components into functionally distinct groups arranged in separate vertical zones: power supplier and motor driver in lower regions, processor and navigation component in upper regions. This segmentation prevents electromagnetic interference between sensitive and high-power components, maintaining control accuracy while achieving compact vertical integration.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If standardized sizes of control parts are used, then ease of manufacture is improved, but robot height cannot be limited

Engineering Contradiction:
Improveease of manufactureVSAvoidrobot height
Core Design Contradiction:
Ease of manufactureVSLength of stationary object

Solution Approach 1:

The patent merges multiple standardized components onto a single connector board structure, with the board serving as a common mounting platform for processor, navigation component, and other elements. This consolidation reduces the overall height by eliminating gaps between separate component housings while maintaining standardized component interfaces for ease of manufacture.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11577385B2Robot control device and robot including the same
Publication Date: 2023.02.14 LG ELECTRONICS INC
  • US11577385B2 patent drawing
  • US11577385B2 patent drawing
  • US11577385B2 patent drawing

AI summary

A robot control device for a robot comprises a case and a connector board which is coupled to the case and includes a plurality of connectors which are disposed in a first region and a second region adjacent laterally to the first region. The plurality of the connectors may comprise a power connector which is disposed at a bottom of one of the first region or the second region and is coupled with a power supplier; and a processor connector which is disposed in a region different from that of the power supplier and is coupled with a processor.