Sewerage Structures TRIZ Cases

A hydrophobic nanoparticle barrier and float release mechanism seal storm water catch basins, preventing oil and chemical passage into drainage systems.

Segmented drainage system uses a filter screen and tapered geometry to separate sand from water, preventing blockages while ensuring rapid bunker drying.

A floor drain grating incorporates a displaceable segment that pivots to expose a gripping point for manual removal.

A yieldably deformable support cable and pivotally movable flow control vanes adjust tension to manage fluid entry into drainage infrastructure.

Threaded adjusting screws in floor drain spacers replace fixed-height inserts, eliminating the need for multiple spacer types and reducing construction costs.

Relocating sewer line terminations outside the building envelope prevents municipal backup intrusion while maintaining drainage functionality.

A siphon unit uses a latching mechanism and deformable collar to create a watertight seal without high pressing forces.

Outwardly extending flanges overlap adjacent edges to assemble modular floor drains, preventing water seepage through continuous waterproofing.

Overflow weirs and orifices in a sewage system separate excess flow from regulated discharge, reducing regulating reservoir capacity requirements.

Integrating the valve vault within the wet well eliminates differential settlement that breaks piping in separate structures.

An expandable locking drain screen prevents large object blockages in floor sinks by engaging pipe walls, enabling quick removal for cleaning.

A self-acting dredging structure uses a contraction and diversion device to separate water outlets and enhance flow velocity.

An adjustable shower drain assembly accommodates different tile thicknesses by allowing the covering element to shift vertically relative to the trough.

An adjustable floor drain support plate eliminates concrete chiseling by extending legs beyond the pour area for precise height positioning.

A lifting station adjusts pump motor speed using historical flow data to match actual drainage requirements.

A drainage channel uses an undercut to house a heat exchanger unit within the lower section while maintaining a slim upper profile.

A grinder pump directs waste flow via baffles and grinds solids with a rotating blade, ensuring complete evacuation without clogging or high motor torque.

Concrete form uses pre-formed notches and drill template markers to align bath filler supply lines, preventing tile damage during installation.

A drain cover element forms a fixed connection with the retaining element to conceal mounting screws from view.

Injection molding process creates drainage grids with arc-shaped cross-sections and inverted T-ribs for robust structural integrity.

Flexible expansion joints accommodate thermal expansion in precast concrete sections, preventing cracks while maintaining structural integrity.

A sewage basin assembly uses a hanging member and modular access cover to enable easy installation of internal components.

A float-driven cleaning apparatus moves a brush over a detention well discharge opening to remove debris without external power.

Segmented waste tank cover allows independent service of technical equipment while maintaining liquid-proof separation from the waste compartment.

A drainage cover uses spacer elements to define water passage width and support flooring components.

A drain with a unidirectional passage directs external water inward while blocking internal flow.

A drainage inlet uses a movable flange to adjust position, preventing tile misalignment and clogging.

Integrated exhaust blower removes odors via drain conduit while float switch prevents noise during flushing.

Movable adaptor positions strainer to resolve installation misalignment and ensure leak-proof sealing.

Hemispherical GRP floor inserts prevent solid accumulation and corrosion wear while minimizing pump sump volume in wastewater shaft renovation.

Inverted inclined plates enable concurrent settling through laminar flow, reducing device depth while maintaining sediment removal efficiency.

Integrated levelling means on a temporary cover plate ensure accurate drain alignment without separate tools while protecting the unit from debris.

Segmented radial blocking portions utilize water film sealing to block malodor reflux while allowing drainage flow through spaced gaps.

Elongated floor depressions guide solid particles toward low sections, eliminating dead zones and reducing maintenance intervals.

Multiple tubes separated by a web enhance lateral flexibility for non-linear storm drain installation.

Gusseted permeable fabric in a V-shaped curb inlet filter captures sediment while allowing storm water flow through a compression fit.

Bridge-like inserts support adjustable covers while preventing foam formation and contamination from stagnant water.

A tapered drain basket captures hair and waste while a chemical blend breaks down the debris, preventing clogs without manual snaking.

Elongate frames interconnect modular channel sections into rigid assemblies, eliminating labor-intensive anchors and reusable brackets to cut material waste.

Segmented side walls shield the floor covering while through-openings enable moisture drainage, preventing contamination in hygienic environments.

Concealed tubular rivets secure the grate and clamping flange, eliminating visible screws that trap dirt.

Integrated pins and wedges adjust tile frame height while elastic mastic conceals mechanisms from view.

A floor sink strainer uses a planar flange to constrain lateral movement and prevent lifting during high water influx.

Downward support legs transfer structural loads to the subslab, preventing parapet wall detachment during trench installation.

Segmenting the device into a fixed carrier and removable filter simplifies maintenance while maintaining reliable pollutant removal.

Buoyancy tubes open hinged covers when sludge accumulates, preventing trapped pollutants from causing water pollution and bad odor.

Underside reinforcement structure increases drain grate load rating while maintaining fluid flow and aesthetic design.

A reversible pump with shredder blades increases liquid flow in gravity networks.

Segments background skin and multimedia data using TCP to improve transmission reliability while resolving system complexity trade-offs.

Removable top member engages elongate tube slots to provide interior access, resolving clogging and retrofitting costs.