Relief Element Dynamics for Bulk Material Conglomeration
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Solution Overview
Problem
The handling and processing of conglomerating bulk materials, such as asphalt granules and white mineral, are hindered by blockages due to sticking issues with containers and handling devices, leading to interrupted flow and processing challenges.
Innovation Solution
A device with a relief element connected to a drive, ensuring constant flow by detaching conglomerated bulk material from a container via a discharge opening that matches the container's base area, utilizing elastic suspension and unbalanced motors for effective loosening and discharge, along with sensors for monitoring and controlling the discharge process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If bulk material is stored in a container with a discharge opening, then the material can be dispensed, but the material tends to congregate and stick together causing blockages
Solution Approach 1:
The relief element is designed to move dynamically between a lower position (for normal dispensing) and an upper position (for breaking up conglomerates). This dynamic movement allows the system to adapt to different material states and prevent blockages while maintaining continuous flow reliability.
Solution Approach 2:
The relief element acts as an intermediary between the conglomerated bulk material and the discharge opening. By positioning itself above the discharge opening and moving upward, it breaks up material bridges and prevents conglomerates from blocking the flow, ensuring reliable material dispensing.
2Manufacturing precision
If the discharge opening is made smaller to control flow, then dispensing precision improves, but the risk of blockage increases
Solution Approach 1:
The relief element provides dynamic control over the discharge opening. When material begins to congregate, the relief element moves upward to break up the conglomerate and restore flow. This dynamic intervention allows the system to maintain precise dispensing control while preventing blockages that would disrupt flow continuity.
3Reliability
If vibrators or shakers are used to prevent blockage, then material flow is improved, but the bulk material becomes compacted and clumps more
Solution Approach 1:
Instead of applying vibration from below that compacts material, the relief element applies breaking force from above. By moving upward above the discharge opening, it breaks up material bridges and conglomerates before they can compact and block the flow, achieving improved material flow without the harmful compaction effect.
4Reliability
If a relief element is added to break up conglomerates, then blockage prevention improves, but device complexity increases
Solution Approach 1:
The relief element is elastically connected to the container wall, allowing it to move dynamically in response to material conditions. This elastic connection simplifies the drive mechanism while maintaining effective blockage prevention, as the elastic element provides both the driving force and the positioning mechanism.
Solution Approach 2:
The relief element is designed to move automatically in response to material congestion. When material bridges form, the relief element is pushed upward by the material pressure itself, breaking up the conglomerate without requiring an active drive mechanism. This self-service approach reduces device complexity while maintaining reliable blockage prevention.
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
Ensures reliable handling and processing of conglomerating bulk materials by preventing blockages and maintaining a consistent flow, reducing mechanical effort and adhesion risks, while allowing for adjustable and variable discharge control.
Implementation Method 1
The relief element, which is connected to a drive, can separate the bulk material to be dispensed from the conglomerated mass
Implementation Method 2
the relief element is attached to the inside of the container by two elastic suspension elements
Implementation Method 3
the relief element is displaced back and forth along a longitudinal axis of the container, in particular transversely and especially perpendicularly to the longitudinal axis of the beam
Implementation Method 4
Released bulk material can automatically flow from the container through the dispensing opening onto the conveying unit by gravity
Data Source
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AI summary
The invention relates to a device for conglomerating bulk materials, comprising a container (2) having a dispensing opening (6) for delivering bulk material from the container (2), a relief element (11) arranged in the container (2) for relieving conglomerated bulk material and a drive (16) connected to the relief element (11).