Optical Transceiver Housing With Chamfered Pull Member
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Solution Overview
Problem
Conventional optical transceiver modules require time-consuming and costly maintenance due to the need for screw disassembly, which increases labor and production costs.
Innovation Solution
A housing structure for an optical transceiver module featuring a plastic pull member with chamfered edges and positioning blocks that allows for rapid assembly and disassembly without additional components, such as screws, ensuring stability and reliability in axial movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If metal housing members are fixed together with screws, then structural strength and stability are improved, but maintenance time and labor cost increase
Solution Approach 1:
The housing is divided into multiple members that can be segmented and separated. The pull member is designed as a separate component that can be independently removed from the casing through the connection slot, eliminating the need to disassemble the entire housing structure for maintenance.
Solution Approach 2:
The pull member is extracted as a removable component from the housing structure. It can be taken out through the connection slot without removing screws or disassembling the main housing, enabling quick access and replacement of the optical transceiver module.
2Strength
If metal housing members are used, then structural strength is improved, but production cost increases
Solution Approach 1:
The housing structure combines metal casing members with a plastic pull member. This composite material approach maintains the structural strength provided by metal while reducing overall production cost by using cheaper plastic for the pull member, which does not require screw fastening.
3Reliability
If additional components like screws are used for assembly, then connection reliability is improved, but device complexity increases
Solution Approach 1:
Screws and additional fastening components are completely removed from the assembly process. The pull member connects to the casing solely through the connection slot using the engagement portion, simplifying the device structure while maintaining reliable connection through the chamfered geometry and positioning blocks.
Solution Approach 2:
The connection between the pull member and casing is self-servicing through the engagement portion and positioning block design. The chamfers guide automatic alignment during insertion, and the positioning block within the connection slot provides self-locking without requiring additional fasteners or complex assembly procedures.
4Productivity
If rapid assembly without additional components is implemented, then maintenance speed is improved, but connection stability may worsen
Solution Approach 1:
The engagement portion features asymmetric chamfers at specific angles that provide directional guidance and secure locking during rapid assembly. The positioning block has an asymmetric shape that fits into the connection slot with specific orientation, ensuring stable connection while allowing quick insertion and removal actions.
Solution Approach 2:
The connection mechanism performs self-alignment and self-locking through the chamfered surfaces and positioning block geometry. When the pull member is inserted, the chamfers automatically guide it into the correct position, and the positioning block locks it securely within the connection slot, achieving both speed and stability without additional components.
Data Source
AI summary
A housing structure for an optical transceiver module includes a casing and a pull member. The casing includes a side wall, two fixation blocks protruding from the side wall at two sides, a connection slot formed on the side wall, and a positioning block disposed in the connection slot. The pull member is movably coupled to the casing. The pull member includes a connection plate arranged corresponding to the connection slot and includes a positioning portion arranged corresponding to the positioning block. An engagement portion for engagement with the connection plate is placed on an inner surface of each of the fixation blocks. Accordingly, the pull member of the housing structure can be rapidly assembled to the casing without use of additional components.