Modular Door Drive Rail with Integrated Conductor Tracks
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Solution Overview
Problem
Existing drive systems for gates, such as garage doors, face limitations in flexibility and ease of installation, with complex power supply arrangements and structural integration, which hinder efficient operation and installation on various door designs.
Innovation Solution
A modular drive system featuring conductor tracks integrated into a rail with metal inserts, allowing flexible attachment to guide rails and simplified power supply through end-contacting modules, along with a C-shaped profile for mechanical and electrical separation, and a traction mechanism using a chain or belt for carriage movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conductor tracks are integrated into the guide rail structure, then power supply reliability is improved, but device complexity increases
Solution Approach 1:
The guide rail is segmented into modular sections, with conductor tracks integrated into specific segments. This allows the power supply system to be divided into discrete, manageable units that can be independently installed and maintained, reducing overall system complexity while ensuring reliable power delivery to the carriage.
Solution Approach 2:
The conductor tracks are merged with the guide rail structure to form an integrated power and guidance system. This combination eliminates the need for separate power supply infrastructure, reducing device complexity while improving power supply reliability through the unified design.
2Ease of manufacture
If the drive system is designed for quick installation on different door systems, then ease of manufacture is improved, but manufacturing precision may be compromised
Solution Approach 1:
The drive system components, particularly the guide rail and carriage assembly, are designed with universal mounting features that allow installation on various door system types. Standardized interface elements enable quick adaptation to different applications while maintaining precise alignment through engineered tolerances and self-centering mechanisms.
Solution Approach 2:
Critical alignment and positioning features are pre-configured during manufacturing, such as pre-drilled mounting holes with precise spacing and pre-assembled carriage components. This preliminary preparation enables rapid field installation while ensuring manufacturing precision is maintained through factory-controlled assembly of critical dimensions.
3Reliability
If metal inserts are used for conductor tracks, then electrical conductivity is improved, but mechanical complexity increases
Solution Approach 1:
The guide rail system utilizes composite construction with metal inserts embedded in a structural matrix. The metal inserts provide excellent electrical conductivity for the conductor tracks, while the surrounding structural material provides mechanical support. This composite approach delivers superior electrical properties without significantly increasing mechanical complexity, as the inserts are integrated into the existing rail structure.
Data Source
Figure 1
Figure 2a
Figure 2b
AI summary
The invention relates to a drive system (1) for a door (2), wherein the door leaf is guided laterally in guide rails (3). A carriage (4), which is connected to the upper edge of the door leaf in an articulated manner, is guided along one of the guide rails (3). Conductive tracks running along the guide rail (3) are provided for supplying power to a motor (5) driving the carriage (4), wherein said conductive tracks can optionally be contacted at the front or back ends thereof.