Electronic Card Retaining Mechanism With Visible Snap Engagement
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Solution Overview
Problem
Existing electronic card retaining mechanisms face issues with instability during installation, difficulty in observing the connection state, and potential breakage during detachment due to insufficient space for movement, leading to increased manufacturing costs and inefficiencies.
Innovation Solution
A retaining mechanism with a curved support portion and elastic clamping section that allows for secure connection, visible engagement verification, and space for detachment, featuring a clamp member with guide sections for reduced parts and cost.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Difficulty of detecting and measuring
If the holding section projects from the seat by a short length, then the retaining protrusion can be observed from the top of the substrate, but the holding surface cannot provide enough clamping space for the electronic card
Solution Approach 1:
The holding section is extended in the vertical direction (downward from the top surface of the seat) to create sufficient clamping space between its bottom surface and the seat's top surface, while the seat itself is positioned at an angle to the substrate so that the retaining protrusion remains observable from above. This dimensional extension resolves the contradiction between observability and clamping space.
2Device complexity
If the support portion is a simple post structure, then the device complexity is reduced, but the seat cannot be securely held in place on the substrate during detachment
Solution Approach 1:
The support portion is designed with a curved surface that conforms to the curvature of the substrate's outer peripheral surface, rather than being a simple straight post. This curved geometry provides better contact and distribution of forces, securing the seat firmly during both installation and detachment operations while maintaining relatively simple structural form.
3Manufacturing precision
If the coupling portion is rigidly connected to the support portion, then the manufacturing precision is improved, but the seat may break at the junction during detachment due to insufficient movement space
Solution Approach 1:
The connection between the coupling portion and support portion is designed to allow relative movement or flexibility during the detachment process. The coupling portion can rotate or shift position relative to the support portion, providing the necessary movement space to prevent breakage at the junction while maintaining precise assembly through guided engagement features.
4Strength
If screws and bolts are used to fasten the solid state drive, then the connection strength is improved, but the ease of operation deteriorates due to complicated assembly and disassembly processes
Solution Approach 1:
The fastening function is segmented into separate functional elements: the angled seat provides insertion guidance, the elastic clamping section provides retention force, and the coupling portion provides detachable connection. This segmentation eliminates the need for screws and bolts, allowing simple snap-in assembly and tool-free disassembly while maintaining strong connection through the elastic clamping mechanism.
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
Ensures stable and observable connection to a substrate, prevents breakage during detachment, and reduces production costs through simplified assembly and design.
Implementation Method 1
the coupling portion has another end opposite to the retaining protrusion being configured for working with the seat to form an elastic clamping section for elastically abutting on a bottom of the substrate
Data Source
AI summary
A retaining mechanism consists of a seat including a curved support portion connected to a coupling portion for extending through an engaging slot on a substrate, and a clamp member slidably assembled to the seat. The coupling portion has an end provided with a retaining protrusion for protruding into a first end of the engaging slot and another end forming an elastic clamping section pressing on a bottom of the substrate. The seat further includes a holding section located corresponding to the retaining protrusion and a pressing section of the clamp member, so that a clamping opening is formed between the pressing section and the holding section for clamping an electronic card thereto. The holding section has a beveled outer edge retreated toward the support portion and the coupling portion to allow observation of the engagement of the retaining protrusion with the engaging slot from a top of the substrate.