Optical Module Pull Tab Mounting for Replaceable Release Mechanisms
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Solution Overview
Problem
Conventional optical modules face issues such as optical efficiency, space management, thermal management, insertion loss, and manufacturing yield, with the exposed pull tab being prone to damage and increasing maintenance costs due to the need for replacing the entire release mechanism when damaged.
Innovation Solution
The optical module incorporates a release mechanism with a detachable pull tab and a mounting component, allowing the pull tab to be replaced independently of the engagement component, and includes a limiting component to prevent accidental detachment, reducing maintenance costs and simplifying the process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the pull tab is exposed and directly connected to the engagement component, then the release mechanism is simple in structure, but the pull tab is prone to damage and requires replacement of the entire release mechanism
Solution Approach 1:
The release mechanism is divided into separate components: the engagement component (with linkage arm and engagement arm) and the mounting component (with pull tab). This segmentation allows the pull tab to be replaced independently when damaged, without replacing the entire release mechanism, thereby improving reliability while maintaining structural simplicity.
Solution Approach 2:
The pull tab is extracted as a separate replaceable component (mounting component) from the engagement component. The mounting component can be detached and replaced independently, separating the function of user interaction (pull tab) from the engagement function (engagement component), thus improving durability without complicating the overall structure.
2Reliability
If the pull tab is enclosed within the housing, then the pull tab is protected from damage, but the release mechanism becomes more complex and harder to operate
Solution Approach 1:
The housing acts as an intermediary structure that guides and protects the movement of the mounting component and engagement component. The housing provides a defined path for the linkage arm and engagement arm, protecting internal components while maintaining ease of operation through its structural design that facilitates smooth movement during insertion and release.
3Strength
If the engagement component is firmly engaged with the cage, then the optical module is securely held, but the release mechanism requires more force to operate
Solution Approach 1:
The engagement component uses a dynamic linkage mechanism where the linkage arm converts the pulling force applied to the pull tab into rotational movement of the engagement arm. This dynamic mechanical advantage allows strong engagement to be achieved while requiring relatively small operating force, as the force is amplified through the lever action of the linkage mechanism.
Solution Approach 2:
The engagement arm and linkage arm utilize curved surfaces and rounded edges that facilitate smooth rotational movement and force distribution. The curved geometry of the linkage mechanism allows for gradual engagement and release, distributing the required force over a larger area and reducing peak force requirements while maintaining strong engagement.
4Device complexity
If the mounting component is not limited in movement, then the assembly is simpler, but accidental detachment may occur
Solution Approach 1:
The mounting component is designed to automatically engage with the engagement component through its own structural features, such as complementary shapes or elastic retention elements. This self-engaging design ensures stable connection without requiring additional complex limiting structures, maintaining simplicity while preventing accidental detachment through the component's inherent geometric interlocking.
Data Source
AI summary
The present disclosure provides an optical module, including a housing and a release mechanism. The housing comprises a side surface and an adjacent surface that are coupled to each other. The release mechanism includes an engagement component, a mounting component, and a pull tab. The engagement component is movably disposed on the housing, the engagement component includes an engagement arm and a linkage arm that are coupled to each other, the engagement arm is disposed on the side surface, and the linkage arm is disposed on the adjacent surface. The mounting component is engaged with the engagement component. The pull tab is disposed on the mounting component.