Filter Press Plate Textured Surface Residue Adhesion
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Solution Overview
Problem
Filter press plates require frequent and costly washing due to the adhesion of solid residues on their surfaces, even with elastomer-reinforced designs, which increases production costs and downtime.
Innovation Solution
A filter press plate with a textured, self-cleaning surface is manufactured using a method that imparts a fractal-like geometry to prevent residue adhesion, allowing liquid and residues to be easily conveyed to collection channels, reducing the need for frequent washing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional smooth surfaces are used on filter press plates, then manufacturing is simple and cost-effective, but solid residues adhere to the surface requiring frequent washing
Solution Approach 1:
The invention applies a textured surface structure with specific local characteristics (protrusions and recesses of defined dimensions) to the plate surface. This localized structural modification creates areas with different adhesion properties, preventing solid residue adhesion while maintaining manufacturing feasibility through injection molding techniques.
Solution Approach 2:
The invention changes the surface geometry parameters by introducing a textured pattern with specific protrusion and recess dimensions. This parameter modification transforms the surface from smooth to textured, fundamentally altering its interaction with solid residues and preventing adhesion without requiring complex post-processing.
2Reliability
If frequent washing operations are performed to remove adhered residues, then plate cleanliness is maintained, but production costs and downtime increase
Solution Approach 1:
The textured surface structure is pre-formed on the plate during manufacturing, creating a surface that proactively prevents residue adhesion before it becomes a problem. This preliminary structural preparation eliminates the need for subsequent washing operations, maintaining cleanliness while preserving production continuity.
Solution Approach 2:
The textured surface provides self-cleaning functionality by preventing residue adhesion in the first place. The plate structure itself performs the cleaning function through its geometric design, eliminating the need for external washing operations and associated downtime.
3Object-generated harmful factors
If a textured surface is imposed on the plate, then residue adhesion is prevented, but manufacturing complexity increases
Solution Approach 1:
The surface is segmented into discrete protrusions and recesses with defined dimensional characteristics. This segmentation creates a textured pattern that prevents residue adhesion while being amenable to standard injection molding processes, balancing functionality with manufacturing simplicity.
Solution Approach 2:
The textured surface acts as an intermediary structure between the plate and solid residues. This intermediate geometric layer modifies the interaction interface, preventing direct adhesion between residues and the plate surface while maintaining a relatively simple manufacturing process through mold integration.
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 textured surface significantly reduces residue accumulation on the plates, lowering production costs and downtime by facilitating self-cleaning, while maintaining effective filtration performance.
Implementation Method 1
imparting a textured structure corresponding to a fractal geometry to the surface of the partition wall
Implementation Method 2
the textured surface significantly reduces residue accumulation on the plates, lowering production costs and downtime by facilitating self-cleaning
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
Method of manufacturing a filter press plate (1) comprising the steps of: providing a sheet of reinforcement material lined on both sides by an elastomeric material, to define a half-processed partition wall of the filter press plate (1); providing at least one impression die; impressing a textured surface (10) on at least a face of the partition wall, by placing the at least one impression die against the corresponding face of the half-processed partition wall and pressing them together; curing the half-processed partition wall in order to obtain a partition wall (3) with at least one of a first face (3a) or a second face (3b) having a textured surface (10); coupling said partition wall (3) to a peripheral frame (4) made of rigid material so as to define the filter press plate (1).