Sieving TRIZ Cases

A screen bar fixing structure anchors lower ends and bends upper ends to maintain straightness.

Segmented inner and outer rings with elastic pre-stressing absorb vibrations to maintain free screen area and reduce structural stress.

Segmented trough sections nest for compact storage, resolving the trade-off between extended working surface area and transport ease.

A wear-resistant mudguard forms a labyrinthine structure around rotating shafts to shield bearing housings from direct material pressure.

Segmented elastomeric hubs enable direct shaft mounting, eliminating complex securing plates to simplify individual disc replacement.

Segmented casing and washer components protect the spring end from abrasion, eliminating costly post-assembly coating processes.

A mucking device uses a rotating sleeve to open and close a basket lid for sifting unsoiled bedding material from animal waste.

Sideways tilting discharge containers and continuous conveyors reduce truck waiting time while minimizing workpiece damage during sugar beet processing.

Stowing the screening unit beneath the feed conveyor reduces apparatus volume, resolving space constraints during transport mode.

A segmented compression pin assembly distributes activation energy across multiple springs to secure vibratory screen assemblies.

Magnetic attachment replaces mechanical fasteners on ferrous substrates, eliminating substrate damage during liner installation and removal.

Hydraulic adjustment of roller distances modifies interstitial spaces to accommodate different material sizes and clear blockages without disassembly.

Computer vision monitors fluid front position to optimize shaker angle and speed, preventing drilling fluid loss and environmental contamination.

Concave deflection via dual-axis compression secures vibratory screens, preventing contamination and ensuring effective force transfer.

Enclosed vacuum transport system minimizes dust and breakage during automated catalyst loading.

A vibrating screen applies suction to move fine particles through openings, resolving high moisture clogging that reduces separation efficiency.

Variable slat spacing separates smaller particles at the front and larger ones at the back, resolving uniform spacing inefficiencies.

A suction sieving apparatus creates fluid flow through a vibrating element to separate drilling mud from solid particles.

Electroacoustic converter induces ultrasonic vibrations in a filtering element to separate particles without mechanical movement.

Air classification separates shots from bio-soluble inorganic fibers, resolving health risks and heat insulation degradation caused by non-fibrous particles.

A screen assembly with a divided deck grades sand on an inclined first portion while dewatering oversized particles on a second portion.

A side tensioning assembly uses a movable plate to switch between securing and releasing positions for screen media retention.

Composite plugs with resilient seals and screw anchors prevent particle leakage in oil drilling screens.

Abrading direct reduced iron surfaces via tumbling removes fines and lowers roughness, while an oil coating prevents oxidation during transport.

Powered vibrating inclined screen removes large aggregate to produce smooth finishing layers, reducing labor-intensive manual chipping.

Elastomeric spacer assembly maintains disc spacing in screening rollers while absorbing rotational shock, preventing material wear and misalignment.

Automated screen adjustments based on real-time contaminant detection resolve inefficiencies caused by fluctuating material composition.

Three-stage screening classifies wood by size to optimize compression density, reducing resource loss.

A feline litter box sieve system uses a hinged screen to separate clumped waste from clean litter.

Parallel combs guide support bearings along rails to adjust roller spacing, replacing complex pantograph mechanisms that cause wear and assembly bulk.

External counterweight adjustment eliminates bending moments and dust ingress while maintaining bearing load balance.

Classifying water absorbent resin powder using a metal sieve mesh with controlled stretch tension stabilizes physical properties.

Inclined transfer chute separates granular particles by size using gravity and friction, reducing double handling and maintenance needs.

A photoelectric coal sorting device spreads material into a single layer for precise optical detection.

Transverse cage motion detaches berries via inertia, reducing mechanical damage and residence time compared to rotating shaft designs.

Vertical passages redirect surplus grains to lower sieve levels, resolving the trade-off between high sieving capacity and improved grain recovery rates.

Stabilizing air jet cascades resolves pressure instability and dust contamination to ensure high-quality separation.

A screen break detector uses a sample screen and pressure thresholds to identify upstream failures.

A telescopic chute retracts automatically to fit within a dividing hopper's lateral footprint, eliminating manual handling and damage risks.

Automated actuator pivots combs to dynamically adjust roller spacing, resolving manual adjustment bottlenecks in grape harvesting.

Segmented mining screen panel replaces only the worn top layer, lowering operational costs and handling weight compared to integral designs.

Ultrasound sensors monitor mass flow to detect detached screening modules, preventing equipment breakdowns and reducing maintenance costs.

Additive printed supports hold wires that move independently, preventing clogging and reducing maintenance frequency.

A machine learning model analyzes drilling data to predict cuttings size and select appropriate shale shaker screens, reducing low-gravity solids accumulation.

A sorting device integrates a discharge hood with a rotating roller to guide non-ferrous metal fractions into a sorting gap.

Converging flow slopes in a hopper screen minimize drag on heterogeneous products, maintaining material homogeneity and sieving safety.

Axially compressing uniform thickness screen elements onto driver profiles transmits torque through frictional engagement.

Hydraulic hoisting pumps potash fines in saturated brine to bypass mechanical capacity limits and avoid new shaft construction.

A rotary screen integrates a flared annular conveyor element to move selected materials outward from the selection surface.