Motor Vehicle Headlight With Adjustable Light Modules
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Solution Overview
Problem
Existing motor vehicle headlights lack durability, versatility, and adaptability to various traffic situations and driving conditions, with limited ability to adjust radiation characteristics effectively.
Innovation Solution
A motor vehicle headlight design featuring multiple light modules with movable and adjustable radiation characteristics, utilizing light-emitting diode chips and module optics that can be rotated and translated to superimpose different emission patterns, allowing for situation-specific lighting adaptations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a motor vehicle headlight uses a fixed radiation characteristic design, then the manufacturing is simple and device complexity is low, but the adaptability to different traffic situations and driving conditions deteriorates
Solution Approach 1:
The patent implements movable module optics that can be positioned in different locations within the headlight assembly. Each module optics can be moved to different positions to change the radiation characteristic of the corresponding light module. This dynamic repositioning capability allows the headlight to adapt its radiation pattern to different traffic situations and driving conditions, resolving the contradiction between adaptability and device complexity by introducing controlled movement rather than multiple fixed configurations
Solution Approach 2:
The headlight is divided into multiple independent light modules, each containing a light source and associated module optics. Each module can be independently controlled and positioned, allowing selective activation and positioning of individual modules to create different radiation patterns. This segmentation enables flexible combination of modules to achieve various lighting scenarios without requiring a completely different headlight design for each situation
2Adaptability or versatility
If multiple light modules with different emission characteristics are used, then the versatility and adaptability improve, but the device complexity and manufacturing difficulty increase
Solution Approach 1:
The patent employs multiple light modules that can serve different functions depending on their positioning and activation. The same physical modules can be configured to produce different radiation characteristics by changing their optical system positioning. This multi-functionality approach allows a single set of modules to replace what would otherwise require multiple specialized lighting units, improving versatility while managing manufacturing complexity through standardized module designs
3Adaptability or versatility
If the emission characteristic of modules is movable and adjustable, then the adaptability to different driving conditions improves, but the mechanical complexity and potential reliability issues increase
Solution Approach 1:
The patent replaces complex mechanical adjustment mechanisms with electronically controlled positioning systems. The module optics are positioned using motorized actuators or other electromechanical devices that can be precisely controlled through electronic signals. This substitution of purely mechanical systems with electronically controlled systems reduces the mechanical complexity and potential failure points while maintaining the ability to adjust emission characteristics in response to different driving conditions
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
The headlight achieves enhanced durability and versatility by adapting radiation patterns to various traffic situations, weather conditions, and driving conditions through the combination and adjustment of multiple light modules, ensuring optimal lighting performance.
Implementation Method 1
Each of the modules (70) has a light source (20) and module optics (21)... each suitable for generating a luminous flux of at least 100 lm in continuous operation
Implementation Method 2
The module optics (21) are, for example, permanently connected to the light source (20)... at least part of the light emitted by the light source (20) passes through the module optics (21) and is optically influenced by the module optics (21)
Implementation Method 3
The module optics (21) can be light-reflecting, light-refracting or a combination of these optical elements
Data Source
Figure 1~3
Figure 4A~4C
Figure 5A~5B
AI summary
The invention relates to a motor vehicle headlight (80). Said headlight (80) comprises at least two modules (70) for light production, the radiation characteristic of at least one of the modules (70) being adjustable in a reference system associated with the headlight. Preferably, modules (70) of the headlight (80) have different radiation characteristics and the irradiation characteristics of at least two of the modules (70) overlap to form an adjustable radiation characteristic of the headlight (80).