Transparent Vehicle Pillar Structure with Reinforcing Beams
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Solution Overview
Problem
The existing vehicle pillar structures obstruct the driver's field of view due to reinforcing walls, compromising visibility through the pillar portion.
Innovation Solution
A vehicle pillar structure design featuring opaque side portions and transparent intermediate sections made of glass fiber reinforced resin, with reinforcing beams embedded in the transparent portions, inclined to minimize vertical height and obstructive impact, allowing improved visibility while maintaining structural reinforcement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If reinforcing walls are added to the pillar portion, then the strength of the pillar portion is improved, but the visibility of the driver through the pillar portion deteriorates
Solution Approach 1:
The pillar portion is divided into different regions with different transparency properties: side portions are made opaque for structural reinforcement, while intermediate portions are made transparent to maintain driver visibility. This local differentiation allows each region to fulfill its specific function without compromising the other.
Solution Approach 2:
The reinforcing portions are oriented to extend primarily in the vehicle longitudinal direction rather than vertically, reducing their height in the vertical direction. This dimensional reorientation allows the reinforcing structure to provide sufficient strength while minimizing obstruction to the driver's field of view.
2Strength
If the height of reinforcing portions in the vehicle vertical direction is increased, then the reinforcing function is improved, but the obstruction to the driver's field of view worsens
Solution Approach 1:
The reinforcing portions are reoriented to extend primarily in the vehicle longitudinal direction, reducing their vertical height. This dimensional transformation allows the reinforcing function to be maintained through increased length in the longitudinal direction while minimizing vertical dimension that would obstruct the driver's view.
Solution Approach 2:
The pillar portion uses a composite structure combining transparent portions (for visibility) and opaque reinforcing portions (for strength). This composite approach allows the reinforcing portions to be optimized for longitudinal extension rather than vertical height, achieving strength requirements without compromising visibility.
3Object-affected harmful factors
If the pillar portion is made entirely transparent, then the visibility is improved, but the structural strength deteriorates
Solution Approach 1:
Different regions of the pillar portion are assigned different material properties: transparent material in intermediate portions for visibility, and opaque reinforcing material in side portions for structural strength. This localized material differentiation resolves the contradiction between transparency and strength.
Solution Approach 2:
The pillar portion merges transparent portions and opaque reinforcing portions into a single integrated structure. The transparent portions provide visibility while the embedded opaque reinforcing portions provide structural strength, combining the benefits of both material types in one component.
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
Enhances driver visibility through the pillar portion while ensuring the reinforcing function, maintaining a low vertical height and integrating design improvements for the vehicle's outer surface.
Implementation Method 1
transparent portions configuring portions of the pillar portion between the pair of side portions and being configured by a transparent material; reinforcing portions configured by an opaque material, spanning between the pair of side portions, formed integrally with the transparent portions, and reinforcing the pillar portion
Data Source
AI summary
The present disclosure provides a vehicle pillar structure including: a pillar portion extending along a vehicle transverse direction outer side end portion of a windshield glass, the pillar portion including: a pair of side portions configuring a vehicle transverse direction inner side and outer side portion of the pillar portion and being configured by an opaque material, and transparent portions provided between the pair of side portions and being configured by a transparent material; reinforcing portions configured by an opaque material, spanning between the pair of side portions, formed integrally with the transparent portions, and reinforcing the pillar portion; and upper surfaces and lower surfaces of the reinforcing portions extending along a vehicle longitudinal direction, or inclining toward a vehicle lower side on progression towards a vehicle longitudinal direction outer side, as seen in a cross-section viewed from a vehicle transverse direction inner side.