Slide Rail Assembly with Adjustable Stroke for Multiple Casing Sizes
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing slide rail assemblies are limited to a single-segment design, requiring separate assemblies for different casing sizes, leading to increased material preparation and storage costs.
Innovation Solution
A slide rail assembly with adjustable sliding lengths, featuring an inner slide rail with positioning slots and engaging components that allow for automatic alignment or misalignment of hooks based on casing size, enabling longer or shorter sliding strokes depending on the casing dimensions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a single-segment slide rail assembly with a fixed slidable length is used, then the structure is simple and easy to manufacture, but it requires multiple different assemblies for different casing sizes, resulting in increased material preparation and storage costs
Solution Approach 1:
The slide rail assembly is divided into multiple segments: an outer slide rail, an inner slide rail with multiple positioning slots, and multiple engaging components (first engaging component with second hook, second engaging component with third hook). These segmented components can be selectively engaged to create different effective sliding lengths, allowing one assembly to adapt to multiple casing sizes without requiring separate assemblies for each size.
Solution Approach 2:
The slide rail assembly transitions from a fixed, static structure to a dynamic, adjustable structure. The inner slide rail can be positioned at different locations along the outer slide rail by engaging different positioning slots with the engaging components. This dynamic positioning capability allows the same assembly to provide different sliding lengths depending on the casing size requirements.
2Reliability
If multiple single-segment slide rail assemblies with different slidable lengths are prepared for different casing sizes, then each assembly is optimized for its specific casing size, but material preparation and storage costs increase
Solution Approach 1:
The slide rail assembly is designed as a universal, multi-functional unit that can serve multiple casing sizes. By incorporating the inner slide rail with multiple positioning slots and multiple engaging components, a single assembly design can be configured to provide different effective sliding lengths, eliminating the need to maintain separate inventory of assemblies for different casing sizes while maintaining optimal performance for each application.
3Quantity of substance
If a single-segment slide rail assembly is used for all casing sizes, then storage and inventory costs are reduced, but the sliding stroke cannot be optimized for different casing dimensions
Solution Approach 1:
The assembly enables dynamic adjustment of the sliding stroke by allowing the inner slide rail to be positioned at different locations along the outer slide rail. The engaging components can engage with different positioning slots to create optimal sliding strokes for different casing sizes, maintaining ease of operation across various applications while reducing inventory variety.
4Adaptability or versatility
If the inner slide rail is made slidable on the outer slide rail with multiple positioning slots, then adaptability to different casing sizes is improved, but the device complexity increases
Solution Approach 1:
The complexity is managed through clear segmentation of functions: the outer slide rail provides the guide, the inner slide rail provides positioning options, and the engaging components provide the connection mechanism. Each segment has a specific, simple function, and their combination achieves adaptability without requiring an overly complex integrated design.
Solution Approach 2:
Instead of making the entire slide rail assembly adjustable through complex mechanisms, the invention inverts the approach by providing multiple discrete positioning slots and using simple engaging components to select among them. This reverses the traditional approach of a continuously adjustable mechanism with a single fixed partner, achieving adaptability through discrete, simple engagement points rather than continuous adjustment complexity.
Data Source
AI summary
A slide rail assembly adapted to dispose to a first casing is provided. The slide rail assembly includes an outer slide rail, an inner slide rail, and first and second engaging components. The outer slide rail includes a first hook. The inner slide rail is slidably disposed to the outer slide rail and includes first and second ends and positioning slots. First fixing portions of the first casing is engaged with several of the positioning slots. The first engaging component is partially overlapped with a critical positioning slot of the positioning slots and includes a second hook. The second engaging component includes a third hook. When the first casing is set on the inner slide rail, the second hook leaves an engaging path with the first hook, and the first casing and the inner slide rail slide to a position where the third hook is engaged with the first hook.