Flow-Driven Distributor for Homogeneous Suspension Mixing
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Solution Overview
Problem
Existing devices fail to maintain homogeneous mixing of suspensions with particles of higher density than the carrier liquid over extended periods, leading to sedimentation issues during spraying processes, which affects the quality of the final conversion layer in applications like semiconductor devices.
Innovation Solution
A device comprising a mixing container with a distributor element and outlet arms that rotates automatically due to the flow of suspension, ensuring continuous mixing and redistribution of particles, reducing sedimentation risks without the need for active rotation mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a conventional mixing device with active rotation mechanisms is used, then mixing effectiveness is improved, but device complexity and pressure-tight requirements increase
Solution Approach 1:
The distributor element automatically rotates itself by utilizing the flow of suspension through its outlet arms. The suspension flow generates torque that drives the rotation, eliminating the need for external motors or complex active rotation mechanisms. This self-service approach maintains homogeneous mixing while significantly reducing device complexity.
Solution Approach 2:
The invention uses the hydraulic flow of the suspension itself to drive the mixing action. The flowing suspension through the outlet arms creates the rotational motion needed for mixing, converting the useful hydraulic flow into mechanical rotation without requiring separate power sources or complex mechanisms.
2Reliability
If particles with significantly higher density than carrier liquid are used, then functional performance is improved, but sedimentation tendency increases
Solution Approach 1:
The distributor element continuously rotates as long as suspension flows through it, providing ongoing mixing action throughout the spraying process. This continuous self-rotation prevents particle settlement over extended periods, maintaining suspension homogeneity and ensuring consistent conversion layer quality.
Solution Approach 2:
The invention replaces complex mechanical stirring mechanisms with a flow-driven rotational system. The suspension flow itself generates the rotational motion needed to counteract sedimentation, using the fluid's own kinetic energy to maintain particle suspension without requiring external mechanical intervention.
3Stability of the object's composition
If active motor rotation is used for continuous mixing, then mixing effectiveness is improved, but device complexity and pressure-tight passages are required
Solution Approach 1:
The distributor element serves its own rotation needs by utilizing the suspension flow passing through it. The flow-generated torque directly drives the rotation without requiring external motors, eliminating the need for pressure-tight passages and complex mechanical drive systems while maintaining continuous mixing.
Solution Approach 2:
The invention extracts the rotation-driving function from the suspension flow itself, using the flow's kinetic energy to directly rotate the distributor element. This eliminates the need for separate motor components and pressure-tight enclosures, simplifying the overall device architecture.
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
The device effectively maintains a homogeneously mixed suspension throughout the spraying process, preventing particle settlement and ensuring consistent quality of the conversion layer, while eliminating the need for pressure-tight passages and active motor rotation.
Implementation Method 1
The outlet arm is designed in such a way that a flow of suspension causes a torque onto the distributor element, which supports a rotation around the shaft
Implementation Method 2
Existing devices fail to maintain homogeneous mixing of suspensions with particles of higher density than the carrier liquid over extended periods, leading to sedimentation issues
Data Source
AI summary
A method and device for slurrying a suspension, the device including a mixing container with an inlet opening configured to introduce the suspension into the mixing container, a distributor element having a collecting container and an outlet arm fastened to the collecting container, and a shaft with a longitudinal axis, with the shaft and the distributor element arranged inside the mixing container, and the distributor element rotatable around the shaft. The collecting container has a collecting opening that permits passage of the suspension from the inlet opening into the distributor element, the outlet arm has an outflow opening that lets the suspension leave the distributor element, and the outlet arm permitting the suspension to flow out of the distributor element, with a flow of the suspension causing a torque on the distributor element so that the torque supports a rotation around the shaft.