Grid Framework Storage System with Integrated Service Infrastructure
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Solution Overview
Problem
Existing storage systems with freestanding stacks of containers face limitations in accommodating varying product heights and lack integrated services for condition monitoring, control, and safety within enclosed spaces, leading to inefficiencies and increased costs.
Innovation Solution
A storage system with a grid framework that includes parallel rails, uprights, and service means for providing power, data communication, lighting, and sensing, allowing for the integration of load handling devices and enabling condition monitoring and control of storage bins, including temperature management and fire safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of stationary object
If freestanding stacks of containers are used to reduce storage volume, then storage density is improved, but access to specific containers becomes difficult without complicated hoisting mechanisms
Solution Approach 1:
The patent introduces an automated hoisting mechanism as an intermediary device that operates within the framework structure. This mechanism uses cables and pulleys to lift and position containers vertically, enabling easy access to any container in the stack without requiring manual handling or complex external equipment. The hoisting mechanism acts as a mediator between the storage stacks and the retrieval system.
Solution Approach 2:
The patent replaces manual container handling with an automated mechanical hoisting system. The hoisting mechanism uses motorized winches and cable systems to automatically lift, lower, and position containers, substituting human labor and simple mechanical operations with an automated control system that can precisely manage container positions in the vertical stacks.
2Length of moving object
If the tube height is increased to extract the highest stack in a single operation, then extraction capability is improved, but the maximum stack height is restricted by the enclosed space
Solution Approach 1:
The patent divides the container extraction process into multiple segments or stages. Instead of using a single long tube to reach the highest container, the system uses a framework structure with intermediate support points and a multi-stage hoisting mechanism. The container is lifted in segments through the framework levels, allowing extraction of high stacks without requiring a single excessively long tube that would exceed space constraints.
Solution Approach 2:
The patent transitions from a vertical-only extraction approach to a multi-dimensional solution. The framework structure provides horizontal and vertical reference points, allowing the hoisting mechanism to operate in multiple dimensions. Containers can be accessed by moving the hoisting mechanism horizontally along framework beams and then vertically lifting, effectively solving the height limitation by adding horizontal movement as another dimension to the extraction process.
3Productivity
If stacks are arranged densely to maximize storage capacity, then storage efficiency is improved, but integrated services for monitoring and control become difficult to implement
Solution Approach 1:
The framework structure serves multiple functions simultaneously: it provides structural support for the stacks, acts as a mounting platform for sensors and monitoring devices, serves as a conduit for cables and communication lines, and provides attachment points for the hoisting mechanism. This multi-functionality allows dense stack arrangement while integrating monitoring and control services without proportionally increasing system complexity.
Solution Approach 2:
The patent merges the structural support function with the service delivery function by integrating sensors, lighting, heating, cooling, and communication infrastructure directly into the framework structure. Rather than adding separate service systems that would increase complexity, the framework itself is designed to carry and distribute these services, combining multiple functions into a single integrated structure that supports dense stacking.
4Reliability
If a grid framework structure is implemented to provide integrated services, then monitoring and control capability is improved, but structural complexity increases
Solution Approach 1:
The grid framework structure is designed to perform multiple functions: structural support, sensor mounting, cable routing, lighting installation, and hoisting mechanism attachment. By making the framework multi-functional, the patent reduces the need for separate service infrastructure, thereby improving monitoring and control capabilities without proportionally increasing overall structural complexity.
Data Source
AI summary
A storage system is described where goods are stored in containers and the containers are stored in stacks. Above the stacks runs a grid network of tracks on which load handling devices run. The load handling devices take containers from the stacks and deposit then at alternative locations in the stacks or deposit then at stations where goods may be picked out. The framework may be provided with one or more of the following services: power, power control, heating, lighting, cooling, sensing, and data logging. The provision of these services within the framework rather than across the system as a whole, allows for flexibility in storage whilst reducing cost and inefficiency.