Slide rail assembly
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Solution Overview
Problem
Existing slide rail assemblies face challenges in accurately maintaining the relative position of guide rails due to deviations caused by repeated movements and external forces, necessitating an effective compensating mechanism.
Innovation Solution
A slide rail assembly featuring a compensating device with a blocking portion and resilient components that transitions between states to correct positional errors by abutting with features on adjacent rails, allowing for precise alignment and movement without obstruction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a compensating device is added to correct positional deviations, then the positioning precision is improved, but the device complexity increases
Solution Approach 1:
The compensating device is integrated within the existing slide rail structure, with the second feature nested on the second rail and the first feature on the first rail. The compensating mechanism is housed within the blocking portion structure, allowing multiple functions to be combined in a compact arrangement without significantly increasing overall device complexity.
Solution Approach 2:
The compensating device operates automatically through the interaction between the first and second features as the rails move relative to each other. The blocking portion self-activates to correct positional deviations without requiring external control systems, sensors, or additional power sources, thereby maintaining simplicity while achieving precise positioning.
2Ease of operation
If the slide rails are allowed to move freely to accommodate repeated movements, then the ease of operation is improved, but the positioning accuracy deteriorates due to accumulated deviations
Solution Approach 1:
The blocking portion acts as a feedback mechanism that continuously monitors the relative position of the first and second rails through the engagement of the first and second features. When positional deviations occur during free movement, the blocking portion detects these deviations and automatically initiates correction by driving the compensating device to realign the rails, thus maintaining positioning accuracy while allowing operational freedom.
Solution Approach 2:
The blocking portion is pre-configured with the first and second features positioned to engage at specific intervals during rail movement. This preliminary arrangement ensures that before significant positional deviations accumulate, the compensating device is automatically activated to correct alignment, preventing error accumulation while maintaining smooth operation throughout the rail's travel range.
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 solution effectively compensates for positional deviations, enabling smooth and precise movement of slide rails, reducing noise and impact, and maintaining alignment even after repeated use.
Implementation Method 1
a resilient member configured to drive the compensating device to move from the first state to the second state
Data Source
Figure 1
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AI summary
A slide rail assembly (20) includes a first rail (22), a second rail (24), an aid-sliding device, a compensating device (38) and a third rail (26). The aid-sliding device is movably mounted between the first rail (22) and the second rail (24). The compensating device (38) is movably mounted on the second rail (24). The second rail (24) is configured to be movably mounted on the third rail (26). The compensating device (38) is configured to compensating an error of a relative position of the first rail (22) and the second rail (24).