Folding-Slat Guiderail Coupling for Easier Car Maintenance
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Solution Overview
Problem
Existing folding slat systems for pergolas are complex, requiring multiple car types and difficult repositioning, leading to high maintenance costs and time due to the need to remove intermediate cars for maintenance.
Innovation Solution
A folding slat guiderail system with parallel slat-bearing sides and couplings that allow smooth sliding and angular adjustment through a joint, using low-friction materials or bearings, and notches to prevent accidental extraction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a slotted tube guiderail with inserted car ends is used to enable angular adjustment, then adaptability to different dimensions is improved, but device complexity increases due to requiring two types of cars and a worm screw drive system
Solution Approach 1:
The system divides the guiderail into modular sections with standardized connectors, allowing angular adjustment through simple assembly configurations rather than complex mechanical adjustments. Each section can be independently positioned and connected, enabling adaptability without increasing individual component complexity.
Solution Approach 2:
The invention uses a single universal car design that can function at different angular positions through the modular guiderail configuration. This eliminates the need for multiple specialized car types while maintaining adaptability to various dimensions and angles.
2Adaptability or versatility
If two types of cars are used with alternative fastening to external and internal parts, then angular adjustment is enabled, but ease of repair deteriorates due to requiring removal of all intermediate cars for maintenance
Solution Approach 1:
The modular guiderail system with standardized connectors allows individual cars to be accessed and maintained independently. Each car is separated by discrete connection points that can be quickly released, enabling maintenance without removing other cars in the sequence.
Solution Approach 2:
Using identical car designs throughout the system with standardized connection mechanisms simplifies maintenance procedures. All cars can be serviced using the same methods and tools, and any car can be replaced with any other, improving ease of repair.
3Measurement precision
If a worm screw drive system is used for moving cars, then positional control is improved, but ease of operation worsens due to difficult repositioning and reduced angular adjustment range
Solution Approach 1:
The system employs movable and adjustable components that allow dynamic reconfiguration of the guiderail angles and car positions. This enables easy adjustment of operational parameters without being constrained by fixed mechanical drive systems, improving ease of operation while maintaining control precision through standardized positioning features.
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
Facilitates easy maintenance and improved angular adjustment with reduced complexity and time, enhancing operational efficiency.
Implementation Method 1
To ensure that the couplings slide smoothly on the profile, they can be made of low-friction materials or be fitted with a bearing composed of a suitable arrangement of balls or rollers that make contact with the profile.
Data Source
Figure 1~2
Figure 3
AI summary
A folding-slat sliding guiderail system composed of a frame (1) with two slat-bearing sides (2), each of which is fitted with a profile (3) that supports two cars (4) connected to the slats (2). The cars (4) are equipped with arms (5) that end in couplings (6) that slide on the respective profile (3). Each car (4) is joined to its arm (5) by a joint (7) the axis of which is parallel to the profile. The coupling (6) can be a rectangular "C"-shaped part with an opening for the profile (3) in the centre of one of its long sides and it may have a bearing (8) in contact with the profile (3).