Sewerage Structures TRIZ Cases

See how a vertical guide with radial flange and collar sleeve secures drain pipes to subfloors,

See how a flattened annular reinforcement body enables flush installation of shower base panels

See how a flexible sealing membrane with liquid-film adhesion maintains odor containment and dr

See how a mortar-formed conduit with variable cross-section enables level strainer placement wh

See how a pre-attached flexible sealing element simplifies shower profile installation, adapts

See how a hinged drain cover with anchor structure enables flush integration in shower trays wh

See how a sealing sleeve with factory-bonded membrane section simplifies shower drain installat

See how a non-circular waste-plate receiver with rotatable offset drain plate allows central al

See how attaching an elastic element in its unstressed state enables flat transport of precut b

See how a pre-installed screed guide with recessed center geometry enables single-pour mortar s

See how CNC-routed extruded polystyrene foam, bonded splash walls, and spray-applied polyuretha

See how a planar bonding disk with slotted openings supports drain stability while enabling thi

See how prefabricated benches and modular curbs fill gaps between fixed-size shower floor modul

See how a unitized drain assembly with vertical flange and removable access panel resolves inst

See how a channel-shaped drain body nested within a plate-shaped part enables flush installatio

See how a rotatable drain waste plate with offset aperture enables centered drainage or joist a

See how integrated guide flanges on side members pre-establish shower floor inclination, elimin

See how a deformable intermediate section with fold lines enables shower drain connections to a

Shallow floor slopes and front drainage channels keep water contained while enabling threshold-free shower entry for walkers and wheeled chairs.

Locating pins, adjustable rails, and end extenders simplify single-slope shower drain installation while reducing tile cuts, labor, and cost.

An adjustable adapter area fits different drain sizes and orientations, improving shower floor sealing, alignment, and drain choice.

A perpendicular drain line and widened trap mouth cut shower floor space while improving drainage flow and odor-trap integration.

A rotating adjustment section lets one floor drain match different floor levels while keeping the waterproof membrane clamped and sealed.

Controlled underpressure in a movable chamber strips dissolved oxygen, nitrogen, and CO2 while preserving freezing point additives.

Modular ABS drain sections and float stick mounts speed shower drain installation while fitting different lengths with fewer stocked sizes.

A transparent waste pan lets installers see the outlet pipe, place the aperture accurately, and avoid extra fittings during shower waste installation.

A modular drain section, sealing recess, and threaded feet enable stable, flat, and tight shower tray installation without on-site improvisation.

A foam-core shower curb with a self-sealing anchoring cap blocks water migration around fasteners while cutting weight and installation effort.

A capillary-held sealing membrane improves odor sealing and discharge flow in waterless sanitary traps, even under counter-pressure.

A sloped linear drain lets a curbless shower base install flush with tile floors while avoiding joist interference and preserving 5 gpm drainage.

A shallow modular drain with a V-shaped channel enables floor-level installation, preserving accessibility while maintaining effective water flow.

An adapter bridges two-piece shower drains and bondable waterproof membranes, creating a watertight seal without replacing the drain.

A detachable tile insert creates a flush floor drain that avoids protruding edges while staying secure and easy to remove for cleaning.

An integrally formed polymer trench drain uses an angled channel, membrane clamp, and adjustable grate to simplify installation and prevent leaks.

Detachable end pieces and a rod-like grate cut shower channel variants and visible surface area while preserving high drainage capacity.

Factory-shaped XPS foam, bonded splash walls, and a sprayed waterproof membrane create a rigid shower pan that installs easily and resists leaks.

A movable shower channel frame in a sloped foam base adapts to tile formats, cuts waste, and keeps floor-level drainage sealed.

A pivoting cover flap and adjustable hinge alignment make flush shower drain channels accessible for cleaning while keeping the drain nearly invisible.

A flapper and pressure equalization conduit let small volumes drain freely while blocking sewer gas backflow and supporting pressure testing.

A tiled recessed drain and sprayed waterproof membrane simplify shower pan installation while keeping drainage hidden and leak-proof.

Adjustable elongated drain components simplify single-slope shower pan installation and align the grate with different tile thicknesses.

Interlocking U-shaped clip members replace cross-shaped grating fasteners to resist shear deformation and reduce material waste.

A vertical discharge end with a beveled seal keeps rainwater and debris out of sewer cleanouts while allowing full opening during overflow.

Planar notch surfaces in a circular catch basin sump enable controlled stub breakoff, better water flow, and stable unit stacking.

Interlocked clip members arranged in different directions resist shear deformation, cut material waste, and simplify grating panel fastening.

An auxiliary jaw clutch raises spring clamping force in reverse, helping work-machine drivelines unblock without hydraulic complexity.

A tensioned diaphragm on a rigid support ring removes sliding friction in an air admittance valve, improving sealing under fluctuating pressure.

A gravity-resetting plate mechanism separates and discards initial rainwater while continuously collecting middle and late rainwater.

A collapsible outlet connector stows inside the catch basin trap for transport, then extends to seal misaligned outlet pipes without mold interference.

Expanding intumescent material drives a trap plug into the drain outlet to block fire, hot gases, and odors even under pressure.

Magnetic particles are extracted inside a dual-layer buried drainage pipe using permanent magnets and electromagnets for cleaner flow and easier recycling.

Differential volume in an m-dimensional operating space links current pump states to fault scenarios with fewer parameters and faster diagnosis.

A tangential, narrowing inlet drives circulating flow in a dissipation chamber to dissipate kinetic energy and reduce cavitation damage.

A movable membrane or flap self-adjusts drainpipe flow under rising suction, enabling uniform pipe diameters and simpler underpressure rainwater drainage.

A compressible elastic insert expands against opening walls to anchor pool fittings securely without threads, clips, or visible screws.

A sleeved drain pipe connector separates water and air paths to admit air during discharge while limiting leaks, clogging, and desiphoning.

Axial displacement of a soft elastomer insert creates radial tension during screw-in, sealing pipe branch threads against leakage.

A curved flange and tapered flexible valve element enable low-pressure opening while maintaining reliable backflow sealing and easy installation.

A flexible sealing member with resting deflection lets floor drains pass liquid while blocking sewer gas across varied building layouts.

Threaded shells and a tubular insert clamp an inclined branch duct to a main duct while reducing vortical flow and speeding installation.

A two-chamber air admittance valve uses a check valve and float valve to equalize drain pressure while blocking liquid rise, clogging, and odor leaks.

By removing the guide plate and stabilizing the cup seal with a reset mechanism, this case increases floor drain flow under positive pressure.

Embedded sidewalk chambers hide poison or traps to control roadside pests while reducing visual intrusion, contamination, and non-target exposure.

A pre-formed tray and lined discharge channel improve sealing, floor integration, cleaning access, and water flow in tiled drains.

A compressible bottom frame and porous top frame filter silt and debris while preserving site drainage and enabling reuse.

By tracking inflow against maximum pump capacity, this case enables proactive maintenance planning and earlier flood risk detection.

Inclined lower connecting pipes concentrate sludge in one storage pipe, enabling high-volume rainwater storage and easier underground maintenance.

A retractable drain riser extends for field drainage and sits flush during farming to avoid equipment damage and debris entry.

A detachable overflow container and locking pin layout keeps the floor drain water seal easy to clean while preserving odor blocking and flow capacity.

Angularly offset connection bases at different wall heights let one tank support varied liquid treatment setups while reducing mold diversity.

Transverse slits let normal flow enter the sewer while diverting excess rainwater and filtering debris to prevent overflow and blockage.

A two-part cover plate hides drain pan edges, matches surrounding finishes, cuts material cost, and still allows easy cleaning.

A two-piece clamped ring reinforces grating apertures for pipe pass-throughs, preserving structural stability and load capacity.

Detachable drain components and a siphon-based channel prevent odor backflow, speed drainage, and simplify floor drain cleaning.

A modular support rail, bearing bar, and cross bar assembly restores load-bearing strength after grate sections are cut for object passage.

A flexible rubber sleeve encloses the shower tray siphon assembly to contain leakage water, maintain sealing pressure, and extend seal life.

Retention clips anchor inlay trays to a perimeter frame while open drainage passages send water directly into the channel for easier assembly.

A hinged, sealed drop bowl redirects sewage while containing splashes and hydrogen sulfide gas to reduce corrosion and worker exposure.

Integrated drains and perimeter sealing in molded flooring members speed installation and reduce moisture retention in prefabricated bathroom pods.

Prefabricated concrete modules and footing members simplify underground stormwater storage while preserving load support and controlled water release.

Prefabricated concrete modules with interlocking footing members reduce underground detention tank cost and installation time while supporting soil loads.

Internal cross members keep trench drain grates secured within the frame, improving load distribution and easing installation changes.

Internal hollow pyramids strengthen a rectanguloid stormwater box, preserving water volume while simplifying molding, shipping, and on-site assembly.

Nested snap-fit basin sections expand after placement, easing crawl space installation while avoiding tedious threaded assembly.

A floating siphon and staged orifice plate vary pond discharge with water level, improving sediment capture and reducing turbid runoff.

An overflow pot keeps the floor drain liquid seal intact and blocks sewer gas even when the outlet gasket leaks or fails.

Blends 1D rainwater nodes with 2D ground flooding data and error correction to improve real-time urban flood warning and drainage planning.

A disposable quick-cleaning member lets floor drain debris be pulled out and replaced fast, avoiding direct contact and reducing cleaning time.

A detachable siphon and vertical flow path help this floor drain block odor backflow, resist clogging, and simplify maintenance.

Repelling magnets replace fragile spring assemblies so a floor drain opens under water weight, then reseals to block odors and insects.

Bent plates replace many U-shaped profiles to build custom manhole flow channels faster, with fewer joints and lower leak risk.