Slide Rail Coupling Mechanism with Integrated Cushioning Structure
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Solution Overview
Problem
Existing undermount drawer slide rail assemblies rely on additional components for cushioning, which can be lost, disrupting the cushioning effect and requiring additional components for functionality.
Innovation Solution
A slide rail assembly with a coupling mechanism featuring a cushioning structure in indirect contact with the rail through a coupling base, including a supporting member and height adjustment mechanism, to provide a built-in cushioning solution that compensates for longitudinal gaps and adjusts to ensure smooth drawer operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If additional components are used for cushioning in drawer slide rail assemblies, then cushioning effect is achieved, but device complexity increases and components may be lost
Solution Approach 1:
The cushioning structure is integrated into the coupling mechanism that connects the drawer to the slide rail assembly. The coupling mechanism includes a coupling body with a coupling cavity, and the cushioning structure is positioned within this cavity, merging the cushioning function with the existing coupling structure rather than being a separate component.
Solution Approach 2:
The coupling mechanism serves multiple functions: it couples the drawer to the slide rail assembly, provides cushioning through the integrated cushioning structure, and enables height adjustment through the guiding feature. This multi-functionality eliminates the need for separate cushioning components.
2Reliability
If additional components are used for cushioning, then cushioning effect is achieved, but ease of operation deteriorates due to potential component loss
Solution Approach 1:
The cushioning structure is merged with the coupling mechanism, forming an integrated assembly that is installed as a single unit. This eliminates the risk of small cushioning components being lost during assembly or maintenance operations.
Solution Approach 2:
The coupling mechanism includes a guiding feature with an inclined surface that automatically guides the cushioning structure into its correct position during assembly, eliminating the need for manual alignment or additional adjustment operations.
3Reliability
If cushioning structure is in direct contact with the rail, then cushioning is provided, but manufacturing precision requirements increase
Solution Approach 1:
The coupling body acts as an intermediary between the cushioning structure and the slide rail assembly. The coupling cavity provides a predetermined positioning relationship, allowing the cushioning structure to be in indirect contact with the rail through the coupling mechanism, thereby reducing manufacturing precision requirements.
Solution Approach 2:
The cushioning structure is nested within the coupling cavity, which itself is mounted on the slide rail assembly. This nested arrangement provides automatic positioning and alignment, reducing the need for high manufacturing precision in the contact interfaces.
4Ease of manufacture
If fixed coupling structure is used, then assembly is simple, but adaptability deteriorates due to inability to adjust height
Solution Approach 1:
The coupling mechanism includes a guiding feature with an inclined surface that allows the cushioning structure to be adjusted to different heights. The guiding feature provides a predetermined guiding relationship that enables vertical adjustment while maintaining proper alignment, making the otherwise fixed coupling structure adjustable.
Solution Approach 2:
The guiding feature is pre-formed with an inclined surface that automatically guides the cushioning structure into the correct vertical position during assembly. This preliminary guiding structure enables height adjustment without requiring complex adjustment mechanisms or multiple assembly steps.
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 ensures consistent cushioning and adjustment capabilities, eliminating the need for additional components and enhancing the stability and usability of the drawer slide rail assembly.
Implementation Method 1
the cushioning structure is configured for compensating for a possible longitudinal gap between the furniture part and the slide rail
Implementation Method 2
the height adjustment member and the supporting member have corresponding threaded structures
Implementation Method 3
The transmission structure is located at one of the first base and the second base and is configured for converting a rotary movement of the lateral adjustment member into a linear displacement of the second base with respect to the first base
Data Source
AI summary
A coupling mechanism adapted for a furniture part and a slide rail includes a coupling base and a cushioning structure. The coupling base is detachably mounted on and in direct contact with the slide rail. The cushioning structure is in indirect contact with the slide rail and is configured to compensate for a possible gap between the furniture part and the slide rail.