Paper Transport Side Cover Structure for Safe Cover Replacement
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Solution Overview
Problem
The distal ends of frames in the internal structure of a paper transport device's side cover can protrude and cause damage or safety hazards during replacement of the exterior cover, which is yellowed or scratched.
Innovation Solution
A connecting member connects the distal ends of the frames, extending outward in the longitudinal direction to protect them, and the internal structure is fastened with tool-accessible fastening portions for easy replacement, enhancing rigidity and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of repair
If the internal structure is separated from the exterior cover for replacement, then the exterior cover can be replaced when yellowed or scratched, but the distal end of each frame may protrude and cause damage or safety hazards
Solution Approach 1:
A buffer member is introduced as an intermediary component between the distal end of the frame and the external environment. This buffer member absorbs or mitigates the harmful effect of the protruding distal end, preventing damage and safety hazards while allowing the internal structure to be separated from the exterior cover for replacement purposes
2Reliability
If the distal end of frames is protected, then safety and damage prevention are improved, but the structure becomes more complex
Solution Approach 1:
The buffer member is designed as a flexible or thin protective component that covers the distal end of the frame. This approach provides effective protection against damage and safety hazards while adding minimal structural complexity, as the buffer member can be a simple covering element rather than a complex structural addition
Data Source
AI summary
A paper transport device includes: a paper transport path on which paper is transported; and a side cover that is rotatable about a support shaft with respect to a side surface of a device main body and is capable of being disposed at a closed position and an open position, in which the side cover is configured to form at least a part of the paper transport path between the side cover and the device main body at the closed position and to expose at least a part of the paper transport path at the open position, the side cover includes an exterior cover and an internal structure disposed on a device main body side of the exterior cover, the internal structure of the side cover includes a pair of frames disposed at an interval in a lateral direction in which the support shaft of the side cover extends, each of the pair of frames extends in a longitudinal direction intersecting the lateral direction, is fastened to the exterior cover, and includes a proximal end close to the support shaft of the side cover and a distal end far from the support shaft, the internal structure of the side cover includes a connecting member that connects the distal ends of the pair of frames to each other and extends in the lateral direction, and the connecting member includes an extending portion that extends outward in the longitudinal direction with respect to the distal end of each of the pair of frames.