Forklift Floating Connection Assembly for Load-Bearing Wheel Protection

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Solution Overview

Problem

Forklift load-bearing wheels often contact obstacles or goods during movement, leading to potential damage.

Innovation Solution

A forklift with a floating connection assembly that allows the load-bearing wheels to float vertically relative to the forklift body, avoiding rigid contact with obstacles, and can switch to a fixed state for stable support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the load-bearing wheels are rigidly supported by the connecting rod mechanism, then the forklift body is stable, but the load-bearing wheels will contact obstacles or goods and cause damage

Engineering Contradiction:
Improveprotection of load-bearing wheels and goodsVSAvoidvertical stability of load-bearing wheel support
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The floating connection assembly allows the connecting rod mechanism to dynamically adjust its vertical position relative to the forklift body. When obstacles are encountered, the assembly can float upward, converting the rigid support structure into a dynamic one that adapts to terrain variations, thereby preventing damage while maintaining operational stability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the vertical position parameter of the connecting rod mechanism relative to the forklift body. By allowing this parameter to vary (float) when obstacles are detected and fix it when stable support is needed, the system resolves the contradiction between protection and stability

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the load-bearing wheels are fixed to the forklift body, then stable support is achieved, but the wheels cannot avoid obstacles and may cause damage

Engineering Contradiction:
Improveprotection of load-bearing wheels and goodsVSAvoidvertical adaptability to obstacles
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The floating connection assembly transforms the static fixed connection into a dynamic adjustable connection. The connecting rod mechanism can move vertically relative to the forklift body, enabling the system to adapt to different ground conditions and obstacle heights, thus improving both protection and adaptability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The floating connection assembly acts as an intermediary mechanism between the forklift body and the connecting rod mechanism. It mediates the interaction by allowing controlled vertical movement, enabling the system to navigate obstacles while maintaining overall structural integrity and support capability

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250229819A1forklift
Publication Date: 2025.07.17 DJANGO ROBOTICS SHENZHEN CO LTD
  • US20250229819A1 patent drawing
  • US20250229819A1 patent drawing
  • US20250229819A1 patent drawing

AI summary

The present invention discloses a forklift, referring to the technical field of handling equipment. The disclosed forklift comprises: a forklift body, a floating connection assembly, a connecting rod mechanism and a load-bearing wheel; the floating connection assembly is arranged on the forklift body, one end of the connecting rod mechanism is hinged to the floating connection assembly, and the other end of the connecting rod mechanism is hinged to the load-bearing wheel to support the load-bearing wheel; the floating connection assembly has a first state and a second state; when in the first state, the floating connection assembly can float relative to the forklift body in a vertical direction; when in the second state, the floating connection assembly is relatively fixed to the forklift body to limit the floating of the connecting rod mechanism and the load-bearing wheel relative to the forklift body in the vertical direction.