Stacking Storage Rack Latch Replacement from Inner Opening Side

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Solution Overview

Problem

Existing stacking storage arrangements require disassembly of larger parts for maintenance, leading to longer servicing times and reduced efficiency.

Innovation Solution

The holding latch in the stacking storage arrangement can be replaced from the inner side of the opening, with a detachable bracket element that is easily accessible and pivotable, allowing for separate servicing of each container receiving space without disassembling the entire system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the holding latch is made accessible from the outer side of the opening, then the replacement requires disassembly of larger parts of the stacking storage arrangement, but this increases servicing time and reduces operational efficiency

Engineering Contradiction:
ImproveAccessibility of holding latchVSAvoidServicing time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The latch arrangement is segmented into a detachable bracket element that can be separated from the rack structure. This allows the holding latch to be accessed and replaced independently without disassembling the entire stacking storage arrangement, thereby reducing servicing time while maintaining ease of repair.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The holding latch is extracted from its fixed position within the rack and mounted on a detachable bracket element. This extraction enables the latch to be removed and replaced from the inner side of the opening without requiring disassembly of larger structural components, resolving the contradiction between accessibility and servicing time.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If the holding latch is integrated into the rack structure, then structural stability is improved, but maintenance requires disassembly of larger parts increasing servicing complexity

Engineering Contradiction:
ImproveStructural stabilityVSAvoidDisassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The bracket element is designed as a detachable component that can be easily separated from the rack structure. This segmentation maintains structural stability during operation while enabling simple maintenance procedures, as the bracket can be removed without disassembling larger parts of the stacking storage arrangement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bracket element transitions from a fixed integrated state during operation to a detachable state during maintenance. This dynamic design allows the structure to be stable when needed while becoming easily serviceable when maintenance is required, resolving the contradiction between structural stability and disassembly complexity.

Inventive Principle:
Principle #15Dynamics

3Loss of time

If the holding latch is made easily replaceable with a detachable bracket element, then servicing time is reduced, but the structural integration may be compromised

Engineering Contradiction:
ImproveReplacement timeVSAvoidStructural integration strength
Core Design Contradiction:
Loss of timeVSStrength

Solution Approach 1:

The bracket element is pre-designed with detachable connection features that ensure quick replacement while maintaining structural integrity. This preliminary design allows the holding latch to be replaced rapidly without compromising the strength of the overall structure, as the detachable connections are engineered to preserve structural integration strength.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach allows for quick replacement and maintenance of the holding latch, reducing servicing times and enabling higher container stacking capacity by ensuring the latch acts on the most stable corner of the container, thus maintaining mechanical stability and efficiency.

Implementation Method 1

the holding latch (11) can be pivoted about an axis (12)

Methodology Applied
Scientific EffectMechanical rotation: Hinge

Data Source

PatentUS11678743B2Stacking storage arrangement
Publication Date: 2023.06.20 JUNGHEINRICH AG
  • US11678743B2 patent drawing
  • US11678743B2 patent drawing

AI summary

A stacking storage arrangement is specified, comprising a rack having multiple container receiving spaces that each have an opening at the bottom end thereof, wherein at at least one opening a latch arrangement is arranged which comprises at least one latch unit having a holding latch that can be moved between a locking position and a release position. An objective is to be able to operate a stacking storage arrangement of this type in an economical manner. For this purpose, the holding latch is configured to be replaced from the inner side of the opening.