Partitioned Electrical Box for Hard Disk and Control Board Isolation

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Solution Overview

Problem

Existing image forming apparatuses lack a secure and efficient method for housing and connecting a hard disk to a control board, leading to potential accidental contact with the control board during installation or maintenance, and complicating the assembly and disassembly processes.

Innovation Solution

An electrical box with a partition wall separates the hard-disk receiving space from the board receiving space, featuring an opening for easy installation and removal of the hard disk, and an insertion hole for cables, allowing secure connection of the hard disk to the control board via standardized connectors, preventing accidental contact and simplifying maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the hard disk and control board are housed in a single box and connected via a connector, then the connection is secure and stable, but the assembly and disassembly processes become complicated and time-consuming

Engineering Contradiction:
Improveconnection stabilityVSAvoidassembly and disassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The electrical box is divided into two separate receiving spaces by a partition wall: a hard-disk receiving space and a board receiving space. This segmentation allows the hard disk and control board to be installed and removed independently through the opening, eliminating the need to disassemble the entire unit while maintaining secure connections through the cable that passes through the partition wall.

Inventive Principle:
Principle #1Segmentation

2Volume of stationary object

If the hard disk and control board are housed in a single box, then the structure is compact, but accidental contact with the control board occurs during installation or maintenance

Engineering Contradiction:
Improvehousing compactnessVSAvoidaccidental contact
Core Design Contradiction:
Volume of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The partition wall creates physical separation between the hard-disk receiving space and board receiving space, preventing accidental contact with the control board during hard disk installation or maintenance while maintaining overall structural compactness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable serving as an intermediary element passes through the partition wall via the insertion hole, enabling connection between the hard disk and control board while maintaining physical separation between the two components and their operating spaces.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If the hard disk is directly connected to the control board without separation, then the connection is simple, but the installation and maintenance processes become complicated

Engineering Contradiction:
Improveconnection structureVSAvoidinstallation and maintenance ease
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The partition wall with insertion hole provides a structured pathway for cable routing, simplifying the installation process by guiding the cable from the hard disk through the partition to the control board, and facilitating maintenance by allowing independent access to either component.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11689007B2Image forming apparatus
Publication Date: 2023.06.27 KYOCERA DOCUMENT SOLUTIONS INC
  • US11689007B2 patent drawing
  • US11689007B2 patent drawing
  • US11689007B2 patent drawing

AI summary

An image forming apparatus includes an electrical box. The electrical box has an opening for putting and removing a hard disk into and from the electrical box therethrough, a hard-disk receiving space facing the opening and receiving the hard disk, a board receiving space receiving an electrical board, and a box-shaped partition wall separating the hard-disk receiving space and the board receiving space and having formed therein an insertion hole allowing a cable to be inserted therethrough.