Integrated Four-Wheel Aligner Layout for Portable Vehicle Detection

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Solution Overview

Problem

Four-wheel aligners on the market suffer from poor integration and portability, leading to cumbersome operations and reduced convenience for operators due to the large number of components.

Innovation Solution

A vehicle detection apparatus and four-wheel aligner design that integrates the first position reference module, second position detection module, and image acquisition module on a mounting seat, with two apparatuses placed on either side of the vehicle to simplify the detection process and reduce the number of devices required.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple separate devices are used for four-wheel alignment detection, then each device can perform its specific function, but the number of components increases and portability deteriorates

Engineering Contradiction:
Improvedetection accuracyVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple detection devices into a single integrated vehicle detection apparatus. The mounting seat integrates the first position reference module, second position detection module, and image acquisition module into one unified device, reducing the total number of components while maintaining all necessary detection functions for four-wheel alignment

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The vehicle detection apparatus is designed as a multi-functional device that performs multiple detection tasks simultaneously. It includes position reference functionality, position detection, and image acquisition capabilities, allowing one device to replace multiple separate devices and improve portability

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

2Reliability

If multiple separate devices are used for four-wheel alignment detection, then comprehensive detection can be achieved, but operator convenience deteriorates due to cumbersome operations

Engineering Contradiction:
Improvedetection completenessVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

By merging multiple detection functions into a single integrated apparatus, the patent simplifies the operational workflow. Operators only need to deploy one device instead of coordinating multiple separate devices, reducing setup time and operational complexity while maintaining comprehensive detection capabilities

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If multiple separate devices are used for four-wheel alignment detection, then all alignment parameters can be measured, but portability deteriorates

Engineering Contradiction:
Improvealignment parameter accuracyVSAvoidintegration degree
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent integrates multiple detection modules into a single portable apparatus that can be easily transported and deployed. The mounting seat structure consolidates the position reference module, position detection module, and image acquisition module, achieving high integration while maintaining measurement precision for all four-wheel alignment parameters

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4707729A1Vehicle detection apparatus and four-wheel aligner
Publication Date: 2026.03.11 SHENZHEN SMARTSAFE TECH CO LTD
  • EP4707729A1 patent drawingFigure 1~2
  • EP4707729A1 patent drawingFigure 3~4
  • EP4707729A1 patent drawingFigure 5

AI summary

A vehicle detection apparatus and a four-wheel aligner are provided. A vehicle detection apparatus, includes: a mounting seat, a first position reference module, a second position detection module, a control module, and at least one image acquisition module. The mounting seat is configured to be arranged on a first side of a vehicle. The first position reference module is installed on the mounting seat and configured to be photographed by a first position detection module of a vehicle detection apparatus arranged at a second side of the vehicle to obtain image information of the first position reference module. The first side and the second side are opposite sides of the vehicle arranged oppositely along a width direction. The at least one image acquisition module is installed on the mounting seat and configured to acquire image information of an auxiliary tool installed on a wheel arranged at the first side. The second position detection module is installed on the mounting seat and configured to acquire image information of a second position reference module of the vehicle detection apparatus arranged at the second side of the vehicle. The control module is electrically connected to the second position detection module and the at least one image acquisition module, and is configured to processes the acquired image information to improve the convenience of operation in the detection operation.