Three-section synchronous slide rail
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Solution Overview
Problem
Conventional synchronous slide rails have complex structures and flexible deflection elements that are prone to wear, making installation, replacement, and maintaining synchronization challenging.
Innovation Solution
A three-section synchronous slide rail design featuring two sets of slide rail assemblies with synchronization components, including a flexible deflector unit connected to a rope base and a connecting rod, allowing for easy installation, replacement, and reduced wear through a simple structure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a flexible deflection element is used to synchronize the middle slide rail, then the synchronous movement of all three sections is achieved, but the structure becomes complicated and the flexible deflection element is prone to wear
Solution Approach 1:
The flexible deflection element is divided into multiple segments (first flexible deflection member, second flexible deflection member, third flexible deflection member) connected in sequence. Each segment is independently connected to the rope base and slide rails, allowing the system to achieve synchronous movement while reducing the complexity of a single long flexible element and improving replaceability.
2Manufacturing precision
If the flexible deflection element length is strictly matched with the slide rail length, then synchronization is achieved, but installation and adjustment become difficult due to deviation between actual and theoretical sizes
Solution Approach 1:
The rope base is designed to rotate on the middle rail, and the flexible deflection members are wound around the rope base in a spiral groove pattern. This dynamic configuration allows the system to adapt to deviations between actual and theoretical dimensions during installation, eliminating the need for strict pre-matching of flexible element length while maintaining synchronization precision.
3Reliability
If the flexible deflection element is used to connect and deflect the slide rails, then synchronous movement is achieved, but the wear of the flexible deflection element is aggravated
Solution Approach 1:
The rope base serves as an intermediary component between the flexible deflection members and the slide rails. The flexible members are wound around the rope base rather than directly connecting the slide rails, which reduces direct wear on the flexible elements and allows the rope base to absorb and distribute mechanical stress, thereby extending the service life of the flexible deflection members.
4Reliability
If the flexible deflection element is tightly strained to maintain synchronization, then synchronous movement is maintained, but replacement and maintenance become difficult
Solution Approach 1:
The flexible deflection system is segmented into multiple replaceable members (first, second, and third flexible deflection members) connected through fixed connectors. This segmentation allows individual members to be replaced without replacing the entire flexible deflection element, significantly improving maintenance ease while maintaining the tight strain necessary for synchronous movement through the connected segment structure.
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 design ensures synchronous movement of slide rails with reduced wear and longer service life by using a flexible deflector unit wound around a rope base and connected via a connecting rod, facilitating easy installation and replacement.
Implementation Method 1
a first end of the flexible deflector unit is wound around a first end of the rope base and then fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller, then is reversely wound on a second end of the rope base and fixed to the rope base
Data Source
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AI summary
A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.