Hook assembly and shelving assembly using the same

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Solution Overview

Problem

Existing hook assemblies struggle to connect reliably to densely gridded racks without compromising their load-bearing capacity, as their width is often greater than the spacing between longitudinal metal wires, leading to interference and reduced strength when attempting to fit through the gaps.

Innovation Solution

The hook assembly features a connecting portion with a receiving groove that can accommodate longitudinal metal wires, allowing it to be securely attached to densely gridded racks without reducing its width, thereby maintaining strength and load-bearing capacity, and can also serve as a connecting piece between two racks to enhance stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the width of the connecting portion is reduced to fit through the gap between longitudinal metal wires, then the hook assembly can be installed on densely gridded racks, but the strength and load-bearing capacity of the hook assembly will be reduced

Engineering Contradiction:
Improveadaptability to densely gridded racksVSAvoidload-bearing capacity
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The receiving groove is formed within the connecting portion, creating a nested structure where the groove accommodates the longitudinal metal wire while the overall width of the connecting portion remains large. This allows the hook assembly to engage with densely gridded racks through the groove while maintaining structural strength through the preserved width of the connecting portion.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The receiving groove acts as an intermediary element that mediates between the large-width connecting portion and the small spacing between longitudinal metal wires. The groove provides a dedicated engagement path for the wire, allowing the connecting portion to maintain its full width for strength while still accommodating the wire through the groove structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If the spacing between longitudinal metal wires is reduced to increase load-bearing capacity, then the rack can support heavier loads, but the hook assembly cannot enter the gap between the wires

Engineering Contradiction:
Improveload-bearing capacity of rackVSAvoidinstallability of hook assembly
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The receiving groove is nested within the connecting portion, providing an internal channel that guides and accommodates the longitudinal metal wire. This nested structure allows the hook assembly to engage with racks having small wire spacing while maintaining the full width of the connecting portion for structural integrity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The receiving groove introduces a new dimensional feature (depth) to the connecting portion, creating a three-dimensional engagement structure. This allows the hook assembly to interact with the rack wires through the groove's depth dimension while maintaining the width dimension for strength, effectively bypassing the limitation imposed by small wire spacing.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Strength

If the width of the connecting portion is maintained at a large size, then the strength and load-bearing capacity are preserved, but the hook assembly interferes with the longitudinal metal wires and cannot be installed

Engineering Contradiction:
Improveload-bearing capacityVSAvoidcompatibility with densely gridded racks
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The receiving groove is formed as a nested feature within the large-width connecting portion. This allows the connecting portion to maintain its full width for structural strength while the groove provides a dedicated space for the longitudinal metal wire, enabling compatibility with densely gridded racks without compromising strength.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The receiving groove introduces a localized feature at a specific position on the connecting portion, allowing the wire to be accommodated at that local area while the rest of the connecting portion maintains its full width and structural integrity. This local modification enables rack compatibility without globally reducing the component's strength.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12096871B2Hook assembly and shelving assembly using the same
Publication Date: 2024.09.24 HANGZHOU GREAT STAR IND CO LTD
  • US12096871B2 patent drawing
  • US12096871B2 patent drawing
  • US12096871B2 patent drawing

AI summary

The present application discloses a hook assembly, which is used to be connected to a densely gridded rack. The hook assembly of the present application comprises a main body and a top connecting portion, wherein the main body and the top connecting portion are fixedly connected, and the top connecting portion is configured to be detachably connected to the rack. The width of the top connecting portion is greater than the spacing between adjacent longitudinal metal wires. The top connecting portion is provided with a receiving groove, the receiving groove is provided along the length direction of the top connecting portion, and the receiving groove is configured to receive a longitudinal metal wire. The shelving assembly provided in the present application can be reliably connected to the densely gridded rack without reducing the width of a top plate, so as to avoid the interference of the longitudinal metal wires. Most of the sizes of the shelving assembly remain unchanged, so as to solve the technical problems existing in the prior art with minimal modification and cost. It is also possible to increase the width of the top connecting portion to further improve the load-bearing capacity of the shelving assembly.