Sensor Mounting Structure for Stable Unmanned Construction Sensing

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Solution Overview

Problem

The existing sensing systems in unmanned construction machinery lack a specific fixing apparatus for the camera and unmanned aerial vehicle, leading to instability and reduced accuracy in environment sensing.

Innovation Solution

A fixing apparatus comprising an internal and external fixing module is introduced, where the internal module secures the sensing device to the external module in a predetermined manner, enabling controlled environment sensing on target areas of the machinery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a sample connector is used to fix the camera, then the sensing device can be installed, but the stability and accuracy of the sensing system deteriorates

Engineering Contradiction:
ImproveInstallation simplicityVSAvoidSensing system stability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The fixing apparatus is divided into multiple components: a fixing seat mounted on the unmanned construction machinery, a connecting piece with positioning structures, and a mounting plate for the sensing device. This segmentation allows each component to perform its specific function - the fixing seat provides stable mounting, the connecting piece ensures precise positioning, and the mounting plate secures the sensing device, collectively resolving the instability issue while maintaining installation simplicity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing seat is pre-installed on the unmanned construction machinery before the sensing device is mounted. This preliminary action ensures that the base structure is ready and stable, providing a reliable foundation for subsequent installation of the sensing device, thereby improving overall system stability without complicating the installation process

Inventive Principle:
Principle #10Preliminary action

2Ease of manufacture

If a sample connector is used to fix the camera, then the sensing device can be installed, but the sensing accuracy deteriorates

Engineering Contradiction:
ImproveInstallation simplicityVSAvoidEnvironment sensing accuracy
Core Design Contradiction:
Ease of manufactureVSMeasurement precision

Solution Approach 1:

The connecting piece is segmented into a fixing seat, a connecting portion with positioning structures, and a mounting plate. This segmentation enables precise positioning of the sensing device relative to the unmanned construction machinery, ensuring accurate environment sensing while maintaining simple installation through modular assembly

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting piece incorporates specific positioning structures at critical locations to ensure precise alignment and positioning of the sensing device. These localized quality enhancements at key positioning points improve sensing accuracy without requiring complex modifications throughout the entire system

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11463606B2Fixing apparatus and method of sensing system
Publication Date: 2022.10.04 BEIJING BAIDU NETCOM SCI & TECH CO LTD
  • US11463606B2 patent drawing

AI summary

Embodiments of the present disclosure disclose an apparatus and method for fixing a sensing system to an unmanned construction machinery. The fixing apparatus includes an internal fixing module and an external fixing module, in which, the internal fixing module is configured to fix a sensing device in a sensing system of an unmanned construction machinery to the external fixing module in a predetermined fixing manner; and the external fixing module is configured to control the sensing device in the sensing system to perform an environment sensing on a target area of the unmanned construction machinery in a predetermined control manner.