Rotary Screen Husk Separation with V-Shaped Perforations
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Solution Overview
Problem
Current seed and fruit husk separation technologies are inefficient, leading to increased costs, energy consumption, dust emission, noise, and obsolescence, with existing machines requiring frequent updates and occupying large spaces, while also failing to effectively separate small husks and producing lower quality products.
Innovation Solution
A mechanical procedure involving a splitting machine followed by a rotary screen with V-shaped perforations and a selection device with a corrugated slope and ramp to classify products based on friction coefficients, reducing energy consumption and improving product quality by efficiently separating husks from seeds or fruits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional separation machines are used, then husk separation is achieved, but energy consumption increases and equipment lifespan decreases
Solution Approach 1:
The separation process is divided into multiple stages with different screening mechanisms (rotating screens with varying mesh sizes, vibrating screens, gravity separation zones) to handle different sizes and densities of husk fragments systematically, reducing energy consumption at each stage
Solution Approach 2:
The patent varies screening parameters (mesh size, rotation speed, vibration frequency) across different sections of the machine to optimize separation efficiency while minimizing energy consumption and mechanical stress on components
2Object-generated harmful factors
If conventional separation machines are used, then husk separation is achieved, but dust emission and noise increase
Solution Approach 1:
The machine divides the separation process into distinct zones (coarse screening, fine screening, gravity separation) to contain and control dust generation at specific locations, reducing overall dust emission and noise propagation
Solution Approach 2:
The patent utilizes the natural gravity and density differences of separated materials to guide their movement through the system, reducing the need for high-energy mechanical agitation that generates dust and noise
3Area of stationary object
If conventional separation machines are used, then separation is achieved, but space requirements and manufacturing costs increase
Solution Approach 1:
The patent employs nested screening arrangements where finer screens are positioned within or alongside coarser screens, and multiple separation functions are integrated into shared structural frameworks, reducing the overall footprint and manufacturing complexity
4Manufacturing precision
If conventional screening methods are used, then basic separation is achieved, but small husks are not effectively separated and product quality decreases
Solution Approach 1:
The screening system uses multiple screens with progressively finer mesh sizes arranged in sequence, with each screen targeting specific size ranges of husk fragments, ensuring complete separation while maintaining manageable complexity through modular design
Solution Approach 2:
Different sections of the screening system are optimized for specific separation tasks (coarse husk removal, fine husk separation, dust extraction) with locally adapted screen mesh sizes and vibration characteristics
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 mechanical procedure significantly reduces energy consumption, noise, and space requirements, enhances product quality, and extends the lifespan of equipment by improving husk separation efficiency and reducing dust emission, while maintaining high product quality.
Implementation Method 1
a first rotary screen (11), with a rotation means (19), an inlet (17) and an outlet (18), tubular, with perforations (12)
Implementation Method 2
based on the friction coefficient of said products with the corrugated area
Implementation Method 3
a slope (31) along which said products fall, with said slope ending in a curve (33) with a corrugated area (34)
Data Source
Figure 1~1b
Figure 2
Figure 3
AI summary
Procedure for separating the husk from the seeds or fruit, screening device and selection device It comprises introducing the seeds or fruit in a splitting machine that hits said husk of the seeds or fruit, splitting it.