Server Cabinet Tray Self-Locking Mechanism
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Solution Overview
Problem
Traditional server cabinet designs require a large interior space for self-locking structures, which occupies extra space and decreases utility, affecting overall server design and safety by not allowing independent tray movement without locking the other tray, leading to potential accidents.
Innovation Solution
A cabinet design featuring two trays with an elastic piece and a limiting piece that allows independent extension and retraction of trays, where the protrusion on one tray pushes the limiting piece into the other tray's hole to lock it when extended, and the elastic piece recovers the limiting piece when retracted, preventing accidents while optimizing space usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional self-locking structures are used in server cabinets, then tray locking function is achieved, but interior space is occupied and utility decreases
Solution Approach 1:
The locking function is merged with the tray structure itself. The limiting piece is integrated into the tray body, and the elastic piece serves dual purposes as both a locking mechanism and a return spring. This eliminates the need for separate locking structures that would occupy additional space.
Solution Approach 2:
The tray structure performs self-locking through its own components without requiring external locking mechanisms. When one tray is pulled out, its limiting piece automatically engages with the other tray's structure through the elastic piece, achieving self-service locking functionality.
2Reliability
If trays are locked together to prevent accidents, then safety is improved, but independent tray operation is restricted
Solution Approach 1:
The locking mechanism is dynamic rather than static. The elastic piece allows the limiting piece to engage or disengage based on tray position. When both trays are in position, locking occurs; when one tray is pulled, the elastic piece deforms and allows the limiting piece to disengage, enabling independent operation when needed.
Solution Approach 2:
The mechanism prevents accidental top-heavy situations by preliminarily locking trays together during normal operation. However, it allows intentional independent operation by designing the locking to release when one tray is pulled, preventing the harmful condition while maintaining ease of operation.
3Volume of moving object
If space is maximized for tray operation, then interior space utility is improved, but locking mechanism space is reduced
Solution Approach 1:
The elastic piece acts as a flexible element that provides locking functionality without requiring substantial space. Its elastic deformation capability allows it to perform the locking function within minimal space constraints, maximizing interior space while maintaining reliability.
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 self-locking mechanism ensures safety by preventing top-heavy accidents while maximizing the use of interior space by allowing independent tray operation without requiring additional space for locking mechanisms, thus enhancing the server's design efficiency.
Implementation Method 1
the elastic piece recovers the limiting piece when retracted
Data Source
AI summary
A cabinet and a server having the cabinet are disclosed, the cabinet includes a housing, two trays, an elastic piece, and a limiting piece. The trays are arranged in parallel and capable of sliding out of an opening or retracting in the housing. The elastic piece is connected to the housing and arranged between the trays. The limiting piece is connected to the elastic piece and arranged between the trays, each of the trays defines a hole corresponding to the limiting piece, each of the trays includes a protrusion. When one of the trays slides out of the opening, the protrusion slides to the limiting piece and pushes the limiting piece into the hole of the other tray; when the tray retracts in the housing, the protrusion slides away from the limiting piece, the elastic piece elastically recover the limiting piece to separate from the hole.