Portable Power Distribution Assembly with Sliding Component Carrier

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Solution Overview

Problem

Existing portable power distribution devices are cumbersome and time-consuming to assemble due to complex insertion and securing processes, making them inefficient for temporary power supply applications.

Innovation Solution

A portable power distribution assembly with a cabinet featuring a front access opening and a top mounting opening allows easy insertion and removal of the power distribution unit's component carrier along a linear path, facilitated by a base portion that forms a housing with the cabinet, providing protection and easy access for maintenance and encapsulation of electrical parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the power distribution unit is secured to the cabinet by means of screws through a front opening, then the power distribution unit is firmly fixed, but the assembly process becomes cumbersome and time-consuming

Engineering Contradiction:
Improvefirm fixationVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The power distribution unit is divided into a base portion and a component carrier. The base portion remains in the cabinet while the component carrier can be independently inserted and removed through the front opening. This segmentation allows the component carrier to be quickly exchanged without removing the entire power distribution unit, reducing assembly time while maintaining secure fixation of the base portion.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The component carrier is designed to be dynamically insertable and removable through the front opening without requiring screw fastening. This dynamic design allows operators to quickly access, replace, or service components by simply sliding the component carrier in or out, significantly reducing assembly and maintenance time while the base portion remains firmly fixed to the cabinet.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the component carrier is inserted through the front opening, then access to the interior is maintained, but the insertion process is complex and time-consuming

Engineering Contradiction:
Improveaccess to interiorVSAvoidinsertion process
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

By separating the power distribution unit into a base portion and a component carrier, the invention enables simple front-opening access for the component carrier while the base portion remains securely mounted. This segmentation simplifies the insertion process to a straightforward sliding motion without complex fastening mechanisms, maintaining easy access to the interior.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of inserting the entire power distribution unit through the front opening as in conventional designs, the invention inverts the approach by having the component carrier slide into place from the front while the base portion is already positioned. This reversal of the insertion sequence simplifies the operation to a single sliding motion rather than a complex multi-step process.

Inventive Principle:
Principle #13The other way round (Inversion)

3Strength

If screws are used to secure the power distribution unit, then firm fixation is achieved, but assembly and disassembly become cumbersome

Engineering Contradiction:
Improvefixation strengthVSAvoidassembly ease
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The division into base portion and component carrier allows the base portion to be firmly fixed to the cabinet with screws for structural strength, while the component carrier uses a simple sliding interface for easy assembly and disassembly. This segmentation enables different fixation methods for different parts, optimizing both strength and ease of manufacture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The component carrier employs a dynamic sliding interface that allows quick insertion and removal without screws, while the base portion uses static screw fixation for structural strength. This combination of dynamic and static connection methods achieves both strong fixation and easy assembly/disassembly.

Inventive Principle:
Principle #15Dynamics

4Ease of repair

If the entire power distribution unit is removed for service, then complete access is obtained, but the process is time-consuming

Engineering Contradiction:
Improveservice accessVSAvoidservice time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

By segmenting the power distribution unit into a stationary base portion and a removable component carrier, the invention allows operators to service only the component carrier by sliding it out through the front opening. This eliminates the need to remove the entire unit or deal with screw fastenings, significantly reducing service time while maintaining complete access to the component carrier's electrical parts.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dynamic sliding interface of the component carrier enables quick removal and reinstallation for servicing. Operators can access, repair, or replace components on the carrier by simply sliding it out and back in, without the time-consuming process of unscrewing and removing the entire power distribution unit. This dynamic design dramatically reduces service time while providing complete access to the component carrier.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3200296B1Portable power distribution assembly
Publication Date: 2020.10.14 EL BJORN
  • EP3200296B1 patent drawingFigure 1a
  • EP3200296B1 patent drawingFigure 1b
  • EP3200296B1 patent drawingFigure 2a

AI summary

The present invention relates to a portable power distribution assembly (1) comprising a power distribution unit (3) and a cabinet (5), said cabinet (5) having an access opening (7) for access to the interior (9) of the cabinet (5). The cabinet (5) further comprises a mounting opening (23) through which a component carrier (29) of the power distribution unit (3) is insertable to a mounted position, wherein a base portion (27) of the power distribution unit (3) is configured to, together with said cabinet (5), form a housing (47) accomodating the component carrier (29) of the power distribution unit (3) when the component carrier (29) is in the mounted position.