Modular Vehicle Cavity Insulating Element With Expandable Inserts
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Solution Overview
Problem
Existing sealing and reinforcing elements for cavities in vehicle structures require individual production for each vehicle body shape and cavity, leading to high development and production costs, especially in small production runs.
Innovation Solution
An insulating element comprising a carrier with fixing and receiving elements, and an elongated expansion element with expandable material, allowing for modular assembly to insulate variously shaped cavities without the need for new molds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If individual insulating elements are produced for each cavity shape, then insulation effectiveness is improved, but development and production costs increase
Solution Approach 1:
The insulating element is divided into a reusable carrier component and replaceable insulating inserts. The carrier provides the structural framework and mounting interface, while the inserts can be exchanged to match different cavity shapes and sizes. This segmentation allows the same carrier to serve multiple applications, reducing the need to produce entirely new insulating elements for each cavity variation.
Solution Approach 2:
The carrier is designed as a universal component that can accommodate multiple types of insulating inserts through standardized receiving elements. This multi-functionality enables a single carrier design to insulate various cavity configurations, eliminating the need for custom-molded insulating elements for each application and significantly reducing development and production costs.
2Manufacturing precision
If custom insulating elements are manufactured for each application, then insulation precision is improved, but production complexity increases
Solution Approach 1:
By separating the insulating function into standardized inserts that fit within a universal carrier, the system achieves precise insulation for different cavity shapes without requiring complex custom manufacturing processes. Each insert can be optimized for its specific shape while the carrier provides a simple, repeatable mounting structure.
Solution Approach 2:
The system allows for precise insulation by changing the parameters of the insulating insert (shape, size, material properties) while keeping the carrier structure constant. This approach enables precise adaptation to different cavity requirements without increasing overall production complexity, as only the inserts need to be varied rather than the entire insulating element.
3Ease of manufacture
If standardized modules are used, then production cost is reduced, but adaptability to different cavity shapes decreases
Solution Approach 1:
The modular system segments the insulating function into a standardized carrier and shape-specific inserts. The carrier provides the adaptable framework with multiple receiving elements that can accommodate different insert configurations, while the inserts provide the shape-specific adaptation. This segmentation maintains production efficiency through standardization while preserving adaptability through the insert variety.
Solution Approach 2:
The system achieves adaptability through dynamic reconfiguration - the same carrier can be configured in different ways by assembling different combinations and arrangements of insulating inserts. This dynamic adaptability allows standardized modules to effectively serve diverse cavity shapes without requiring custom-designed elements for each application.
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 modular design reduces development and production complexity, lowers costs, and enables efficient insulation of differently shaped cavities, particularly beneficial for small production runs.
Implementation Method 1
at least one elongated expansion element with expandable material
Data Source
AI summary
An insulating element for insulating a structural element in a motor vehicle includes a carrier and at least one elongated expansion element. The carrier has at least one fixing element for fixing of the carrier to the structural element, and also at least one receiving element. The elongated expansion element includes expandable material, and the expansion element is mounted on the receiving element of the carrier.