Sewerage Structures TRIZ Cases

Dynamic gate systems adjust opening degrees based on rainfall intensity to block debris while maximizing water flow capacity.

Controllable valves direct different water sources to a single pump, reducing equipment redundancy while maintaining operational efficiency.

Segmented holes enable stable support attachment on shortened channels without complex substructures.

Tapered side walls in a modular precast concrete structure minimize material consumption while maintaining structural integrity for subsurface storage basins.

Movable adjusters in this wall drain compensate for installation level differences, eliminating complex pre-calculation requirements.

A nested tub drain assembly connects a bathtub pipe to a sewer line using an interior tube inside an exterior tube.

Segmented drainage modules with slanted walls maintain flow capacity while minimizing visual impact and clogging risks.

A mechanical drain chain system removes debris through a fixed cap aperture without requiring cap removal.

Segmentation extracts the cable guide assembly from the fixed tank structure, eliminating hazardous worker entry and tank emptying.

End clamping devices on a drainage gutter cover create a frictional connection that prevents movement and reduces noise under dynamic vehicle loads.

Removing gratings via a sloping bottom resolves cleaning difficulties and manufacturing costs while ensuring user comfort.

A pivoting flap valve assembly seals floor drain passages using a spring-loaded movable member to block sewer gases when water flow stops.

Segmented coupling parts with elastic deformability allow self-service alignment, resolving the trade-off between secure sealing and maintenance accessibility.

A hollow main pipe divided by a center divider creates parallel channels that boost flow rates without requiring manhole modifications.

Discrete internal and external wall abutments span the circumference to prevent structural deformation without compromising mould filling.

Flexible synthetic stone tread elements resolve the contradiction between manufacturing cost and appearance quality for curvilinear pool overflow ducts.

Horizontal trap chamber reduces vertical space requirements and evaporation risk while maintaining effective gas prevention through a larger liquid volume.

An adjustable floor drain assembly enables independent angular and rotational alignment of the shroud relative to the central axis.

An automatic flushing mechanism uses an intermittent motion gear and pendulum rod to lift and drop a flush valve.

Segmented valve body and nested check mechanism withstand reverse water pressure while preventing sewer odor ingress into occupied spaces.

A passive vent standpipe accelerates air across an essential oil admixture to absorb odors and release fragrance.

Threaded supports adjust the channel base independently to compensate for uneven subsoil, preventing tipping without reducing volume.

Segmented porous bags with granular absorbents remove dissolved toxic species from horizontal conduits without blocking flow or requiring active power.

A plastic sewage tank features a frustoconical base and stiffening ribs to enhance structural rigidity.

Precast concrete segments with integrated baffles control unimpeded wastewater flow, reducing structural damage risks from excessive pressure.

A spring-loaded float tree uses a movable cap and compression spring to secure the assembly during transport.

An upwardly sloping channel floor in a prerotation basin improves solids entrainment while reducing concrete installation requirements.

Segmented fastening devices allow independent attachment of base and coupling components, resolving interference with subsequent construction work.

Nested upper and lower tank portions in a modular sump pit reduce shipping volume, enabling easier installation in confined spaces.

Deformable catch arms on the grate clip reversibly engage the cross-bar to secure the grate, eliminating labor-intensive ground-level tooling.

A horizontal submersible pump in a floor drain uses a level switch to activate water removal, eliminating air suction noise and reducing energy consumption.

Segmented sensor design uses a flexible membrane to transmit water pressure while protecting sensitive electronics from moisture damage.

Separating storm water and sewage in a single manhole reduces treatment plant capacity requirements while lowering installation costs through merged trenching.

Fluid-dynamic profiles guide wastewater flow to detach solid particles from liquid streams.

A drainage device uses an offset cross strut to direct liquid flow while isolating the structural wall from thermal bridges.

Segmented grate and trap body enable easy removal for cleaning while nested components preserve the drain's aesthetic appearance.

A conical filter separates sediment from storm water using a surrounding wall structure with an array of openings.

Deep-drawing welds plastic granules to manhole bases via process heat, eliminating manual gluing and preventing material overstretching.

A sewer connection integrates a float-driven cleaning element to prevent blockages from debris accumulation in small flow cross-sections.

A drainage grating uses a hydraulic moving panel to regulate water flow and block foreign substances from entering the drain.

Spring elements constrain check valve motion to absorb impact energy, reducing pressure surges and noise in wastewater lifting systems.

Actuating leveling screws through the grate adjusts height and angle without removal, reducing installation time.

Segmented coupling mechanisms with dynamic locking collars reduce maintenance time while maintaining secure fluid communication.

Modular containers with flexible hoses replace buried pipes, reducing infrastructure complexity while maintaining reliable drainage.

An eccentric rotating inlet funnel aligns with floor gradients while a flexible sealing mat maintains watertight integrity.

External sensors on the elastically yielding tank floor detect liquid weight via deformation, eliminating contamination risks and simplifying maintenance.

A flexible annular ring forms a suction seal to prevent clogging while allowing easy strainer removal.

An integrated angled stop on the locking element prevents overturning, eliminating separate fasteners that complicate installation and maintenance.

A rigidly connected drainage channel integrates secondary diffusion openings within the frame to enable rapid floor drying.