Wheel Alignment Calibration Box to Reduce Ambient Light Interference
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Solution Overview
Problem
Existing wheel alignment calibration devices are susceptible to interference from ambient light, leading to unclear images and reduced calibration accuracy.
Innovation Solution
A wheel alignment calibration device with a calibration box that fixes obliquely downward on a lift, featuring a calibration opening and component orientation to minimize ambient light exposure, combined with lighting and reflective members for stable illumination, and a light-transmitting cover to filter visible light.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the calibration box is positioned with the calibration opening facing upward or horizontally, then the calibration component is easily exposed to ambient light, but this makes the calibration process simple; however, ambient light interference causes unclear images and reduces calibration accuracy
Solution Approach 1:
The calibration box is designed with an asymmetric opening direction that faces obliquely downward rather than upward or horizontally. This asymmetric orientation prevents ambient light from directly entering the calibration space while still allowing the measuring device to capture images of the calibration component through the calibration opening, thereby eliminating light interference without requiring additional complex shielding structures.
Solution Approach 2:
The patent introduces a spatial dimension solution by changing the opening direction to obliquely downward at a specific angle. This dimensional change in orientation creates a geometric relationship where ambient light from above cannot directly illuminate the calibration component, while the measuring device positioned at the appropriate angle can still obtain clear images, solving the contradiction through spatial geometry rather than additional components.
2Measurement precision
If the calibration opening is positioned to face upward for easy access, then the device is easy to operate, but ambient light enters causing unclear images; if positioned obliquely downward, image clarity improves but operation becomes more complex
Solution Approach 1:
The calibration opening is positioned asymmetrically at an oblique downward angle rather than facing upward or horizontally. This asymmetric positioning blocks ambient light from entering the calibration space while maintaining accessibility for the measuring device to capture images of the calibration component, thereby achieving both image clarity and operational feasibility without requiring additional access mechanisms.
Solution Approach 2:
The solution moves from a vertical/upward opening configuration to an obliquely downward opening configuration in three-dimensional space. This dimensional change in orientation creates a geometric arrangement where the opening direction is angled away from ambient light sources above, allowing clear image capture while maintaining ease of operation through proper positioning of the measuring device.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Improves image clarity and calibration accuracy by reducing ambient light interference, allowing for precise calibration of wheel alignment measuring devices.
Implementation Method 1
a light-transmitting cover to filter visible light
Implementation Method 2
combined with lighting and reflective members for stable illumination
Data Source
AI summary
The application provides a wheel alignment calibration device and a wheel alignment apparatus. The wheel alignment calibration device includes: a calibration box, a calibration component located in the calibration box, and a fixing member connected to the calibration box; the calibration box defines a calibration direction, the calibration box is provided with a calibration space and a calibration opening communicated with the calibration space. The calibration component is located in the calibration space and can be exposed to the calibration opening in the calibration direction. The fixing member is configured to fix the calibration box on the lift carrying the vehicle, so that the opening direction of the calibration opening is set obliquely downward, and the wheel alignment calibration device is configured to achieve calibration based on the calibration direction through the calibration component.