Labor-saving Mainboard Withdrawing Structure for Electronic Devices
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Solution Overview
Problem
Existing mainboard designs do not facilitate easy and safe removal from slots, leading to difficulties during quality inspection and potential damage during the withdrawal process.
Innovation Solution
A labor-saving mainboard withdrawing structure featuring a fixed seat, movable seats, rail tracks, and pushing members that allow for controlled and effortless extraction by limiting movement to a specific direction, ensuring the mainboard can be pulled out without causing damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a general mainboard is designed without a specific withdrawing structure, then the structure can be simple, but it becomes troublesome and difficult for operators to pull out the mainboard from the slot
Solution Approach 1:
The withdrawing structure is segmented into distinct functional components: a fixed seat for stability, movable seats for controlled movement, and pushing members for actuation. This segmentation allows each component to perform its specific function efficiently while keeping the overall structure manageable and not overly complex.
Solution Approach 2:
The movable seats are designed to move relative to the fixed seat along guide rails, transitioning from a static structure to a dynamic one. This dynamic capability enables the pushing portions to contact and withdraw the mainboard smoothly, significantly improving ease of operation while maintaining reasonable structural complexity through controlled movement.
2Reliability
If operators hold the heat sink or mainboard directly to pull it out, then no additional structure is needed, but it causes damage to the heat sink or mainboard easily
Solution Approach 1:
The pushing members act as intermediaries between the operator and the mainboard. Instead of directly holding and pulling the mainboard or heat sink, the operator activates the pushing members which then contact the pushing portions on the mainboard through the movable seats. This intermediary mechanism prevents direct contact that could cause damage while maintaining operational simplicity.
Solution Approach 2:
The structure enables self-service withdrawal where the pushing members and movable seats work together to automatically contact and withdraw the mainboard when activated. The system serves itself by using the applied force to move the movable seats along the guide rails, which in turn move the pushing portions to withdraw the mainboard, reducing the need for complex manual handling procedures.
3Ease of operation
If the mainboard is placed horizontally for withdrawal, then space is limited, but applying force becomes more difficult and may damage the mainboard
Solution Approach 1:
The guide rails constrain the movement of movable seats to a specific linear path, effectively utilizing the vertical or depth dimension rather than requiring extensive horizontal space. This dimensional approach allows the pushing members to apply force efficiently in a controlled direction, making force application easier while working within limited horizontal space constraints.
Solution Approach 2:
The guide rails provide localized guidance and constraint at specific points along the movement path, concentrating the structural support where needed. This local quality approach allows the structure to be compact in horizontal dimensions while providing sufficient space and guidance for the movable seats to travel along the rails, facilitating easier force application without requiring large overall space.
Data Source
AI summary
A labor-saving mainboard withdrawing structure for electronic devices is used for withdrawing a mainboard from a slot in a withdrawing direction, and the structure includes a fixed seat, a movable seat installed separately on both sides of the fixed seat and limited to move in the withdrawing direction only and having a space defined between the two movable seats for installing the mainboard, and a rail track disposed on an opposite side and extending along the withdrawing direction for slidably inserting the mainboard. Each movable seat has a pushing portion and a pushing member abutting against the mainboard, and each pushing member has a head provided for operator to push, and a tail abutting against the fixed seat, and the head can be pushed to move the tail pivotally, and when the tail is moved pivotally, the movable seat is pushed to move a retreat distance in the withdrawing direction relative to the fixed seat, so as to detach the mainboard from the slot by pushing the pushing portion.