Server Chassis Locking Rail for Screwless Pull-Out Maintenance
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Solution Overview
Problem
Current server and memory products require laborious and inefficient assembly and disassembly processes due to the lack of a chassis lock, necessitating the removal of multiple screws for maintenance and component replacement.
Innovation Solution
A chassis with a chassis lock featuring a power-assisted wrench and locking mechanism that allows for easy unlocking and locking of a pull-out compartment within the chassis, eliminating the need for screw removal during maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional screw fixation method is used to connect the pull-out compartment to the chassis, then the connection is secure and reliable, but the assembly and disassembly process becomes laborious and time-consuming
Solution Approach 1:
The connection system is segmented into modular components: a locking mechanism with locking protrusions on the pull-out compartment and corresponding locking grooves on the chassis, and a releasing mechanism with releasing protrusions and releasing grooves. This segmentation allows independent operation of locking and releasing functions, enabling quick assembly and disassembly without requiring screw removal.
Solution Approach 2:
The locking and releasing mechanisms are designed to be dynamically controllable. The locking protrusions can be engaged with locking grooves to secure the compartment, and the releasing protrusions can be engaged with releasing grooves to enable easy release. This dynamic control allows the connection state to be quickly changed between locked and unlocked positions, significantly reducing maintenance time.
2Strength
If multiple screws are used to fix the pull-out compartment, then the connection strength is sufficient, but the number of components increases and the assembly process becomes more complex
Solution Approach 1:
The locking and releasing mechanisms are merged into an integrated system where the locking protrusions and releasing protrusions work together with their corresponding grooves on the chassis. This merging eliminates the need for separate screw fasteners and reduces the total number of components while maintaining sufficient connection strength through the coordinated action of the locking and releasing features.
Solution Approach 2:
The traditional screw fastening components are extracted and replaced with the locking and releasing mechanisms. The locking protrusions and releasing protrusions directly engage with the locking grooves and releasing grooves on the chassis, eliminating the need for screws and other fastening components, thereby reducing device complexity.
3Device complexity
If the pull-out compartment is designed without a locking mechanism, then the structure is simpler, but the compartment cannot be securely fixed during operation
Solution Approach 1:
The locking protrusions are pre-configured to engage with the locking grooves on the chassis, and the releasing protrusions are pre-configured to engage with the releasing grooves. This preliminary configuration ensures that once the compartment is positioned, the locking mechanism automatically provides secure fixation without requiring additional components or complex structures.
Data Source
AI summary
The present disclosure relates to a chassis with a chassis lock, and an opening/closing method. The chassis is internally provided with a compartment sliding rail and a pull-out compartment, the pull-out compartment is slidably mounted on the compartment sliding rail, the chassis lock is provided between the compartment sliding rail and the pull-out compartment, a sliding rail through hole is provided in the compartment sliding rail; the chassis lock comprises a power-assisted wrench, the power-assisted wrench is hinged to the interior of the sliding rail through hole, a locking slider is slidably mounted on the power-assisted wrench, a locking hook is provided on the power-assisted wrench, a locking slot is formed between the locking hook and the locking slider; a compartment protrusion is provided at the bottom of the pull-out compartment, and the compartment protrusion enters or is detached from the locking slot.