Expansion Card Bracket Tool-Free Locking Mechanism
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Solution Overview
Problem
Conventional expansion card installation processes require additional tools and are not structurally stable, leading to poor contact and increased complexity in installation and removal.
Innovation Solution
An expansion card installation module with a stopper and driving component that allows for tool-free installation and removal, featuring a pivoted operating element, a guide rail, and elastic members to securely position and release the expansion card.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional expansion card installation methods are used, then the expansion card can be installed, but additional tools are required and the process is complex
Solution Approach 1:
The expansion card bracket is designed with a self-locking mechanism where the card's own weight and insertion motion trigger the locking action. The card pushes against the driving component during insertion, which automatically actuates the linkage member and locking member to secure the card without requiring external tools or additional actions from the installer.
Solution Approach 2:
The driving component serves as an intermediary between the expansion card and the locking mechanism. It translates the linear insertion motion of the card into the rotational motion needed to actuate the linkage member and locking member, enabling automatic locking without direct mechanical connection or external intervention.
2Reliability
If the expansion-card bracket is not structurally stable, then the installation process is simple, but the expansion card may fail due to poor contact
Solution Approach 1:
The bracket employs dynamic locking components including the driving component, linkage member, and locking member that automatically adjust to secure the expansion card. These components transition from an unlocked to a locked state through the card's own insertion motion, providing reliable contact stability without requiring a rigid, immovable bracket structure.
Solution Approach 2:
The locking mechanism is divided into separate functional components: the driving component that receives input from the card, the linkage member that transmits motion, and the locking member that secures the card. This segmentation allows each component to perform its specific function optimally while working together to achieve stable card contact.
3Stability of the object's composition
If traditional locking structures are used on expansion cards, then structural stability is improved, but the card weight increases by more than 1 kg
Solution Approach 1:
Instead of placing the locking structure on the expansion card itself, the locking mechanism is inverted and placed on the bracket. The card's weight and insertion motion become the driving force that actuates the locking mechanism, eliminating the need for heavy locking structures on the card while maintaining structural stability.
Solution Approach 2:
The card's own weight is utilized as the counterbalancing force that drives the locking mechanism. As the card is inserted, its weight pushes against the driving component, which triggers the automatic locking action. This converts the card's weight from a burden into a functional advantage for securing the card.
4Ease of operation
If expansion cards are installed by clients themselves, then user convenience is improved, but the installation and removal processes become more complex
Solution Approach 1:
The system enables complete self-service installation and removal. During installation, the card's insertion automatically triggers the locking mechanism. During removal, the user simply presses the operating element to unlock and pulls the card out. No tools, special skills, or complex procedures are needed, reducing both complexity and time requirements.
Solution Approach 2:
The locking mechanism is pre-configured to respond automatically to the card's insertion motion. The driving component, linkage member, and locking member are positioned and designed so that the natural act of inserting the card performs the locking action in advance, eliminating the need for separate locking steps during installation.
Data Source
AI summary
Provided is an expansion card installation module including an expansion-card bracket, an operating element, a stopper, and a driving component. The operating element is pivoted on the expansion-card bracket. The stopper is slidably disposed on the expansion-card bracket and is located at a stop position or a non-stop position. The stopper at the stop position is adapted to stop an expansion card in the expansion-card bracket, and the stopper at the non-stop position releases the expansion card, such that the expansion card is allowed to be removed from the expansion-card bracket. The driving component is movably disposed on the expansion-card bracket. The operating element is adapted to push against the stopper to move the stopper from the stop position to the non-stop position, and the driving component is adapted to position the stopper at the non-stop position. A server is also provided.