Slide Rail Locking Assembly for Secure Positioning and Easy Release
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Solution Overview
Problem
Existing slide rail assemblies lack a reliable mechanism to securely hold a second rail at a predetermined position relative to a first rail while allowing for easy release and further movement, especially in applications requiring precise positioning and maintenance access.
Innovation Solution
A slide rail assembly featuring a first rail with a blocking feature, a first engagement element with an elastic part, and a second engagement element with an elastic part, along with an operating element that drives the engagement parts to interact with the blocking feature, enabling secure positioning and easy release by utilizing elastic forces and guided movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a blocking mechanism is used to hold the second rail at a predetermined position, then positional stability is improved, but the complexity of the release operation increases
Solution Approach 1:
The engagement element is designed to automatically engage with the blocking feature when the second rail reaches the predetermined position, and the operating element enables easy self-service release by the user without requiring additional tools or complex procedures
Solution Approach 2:
The engagement element incorporates an elastic part that provides dynamic engagement capability, allowing the element to flex during engagement and disengagement operations, making the release operation simpler while maintaining stable positioning when engaged
2Ease of operation
If an operating element is added to release the blocking mechanism, then ease of operation is improved, but the device complexity increases
Solution Approach 1:
The operating element is integrated with the engagement element such that the operating element directly actuates the engagement element to disengage from the blocking feature, merging the release mechanism with the engagement mechanism into a unified simple structure
Solution Approach 2:
The release function is extracted as a separate operating element that can be independently actuated, simplifying the overall control mechanism while maintaining ease of operation
3Reliability
If engagement elements are used to block the second rail, then positional security is improved, but the ease of maintenance and replacement deteriorates
Solution Approach 1:
The engagement element with elastic part provides secure engagement during normal operation but can be easily disengaged by the operating element, enabling simple maintenance and replacement operations without compromising positional security during use
Solution Approach 2:
The design allows users to easily disengage the engagement elements themselves using the operating element for maintenance purposes, eliminating the need for specialized tools or complex procedures
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 blocks the second rail from moving relative to the first rail at a predetermined position and allows for easy disengagement for further movement, enhancing positional security and facilitating maintenance or replacement operations.
Implementation Method 1
the first engagement element further comprises a first elastic part, and the second engagement element further comprises a second elastic part
Data Source
AI summary
A slide rail assembly includes a first rail, a second rail, an engagement element and an operating element. The first rail has a blocking feature. The second rail is movable relative to the first rail. The engagement element is arranged on the second rail. When the second rail is moved to a predetermined position relative to the first rail, the engagement element abuts against the blocking feature. The engagement element is configured to be moved away from the blocking feature of the first rail in response to operation of the operating element.