36,102 Schematic Vectors, Clipart, Icons, Backgrounds And Graphic Designs - Ready For Royalty Free Download From Dreamstime`s Creative Contributors.

Educational diagram showing how a catalytic converter changes harmful exhaust gases into cleaner vehicle emissions through catalyst sections diagram hand drawn schematic vector. Science illustration. Schematic vectors
Educational diagram showing how a catalytic converter changes harmful exhaust gases into cleaner vehicle emissions through catalyst sections diagram hand drawn schematic vector. Science illustration. Schematic vectors
How canal lock gates and sluices raise a boat between waterways at different levels diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How canal lock gates and sluices raise a boat between waterways at different levels diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Hydronic underfloor heating pipes beneath screed and flooring, with insulation, fixing strips, film, and concrete slab diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Hydronic underfloor heating pipes beneath screed and flooring, with insulation, fixing strips, film, and concrete slab diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Drill bits and shanks, categorized by material and application including wood, metal, and masonry diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Drill bits and shanks, categorized by material and application including wood, metal, and masonry diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Abstract geometric mesh circle with connected lines and dots ideal for technology backgrounds, science presentations, or digital network concepts isolated on white background vector illustration. Schematic vectors
Abstract geometric mesh circle with connected lines and dots ideal for technology backgrounds, science presentations, or digital network concepts isolated on white background vector illustration. Schematic vectors
Tokamak nuclear fusion reactor showing plasma current, magnetic fields, coils, central solenoid, and future energy technology diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Tokamak nuclear fusion reactor showing plasma current, magnetic fields, coils, central solenoid, and future energy technology diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
QR code and the process of scanning, decoding, and accessing information using a smartphone diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
QR code and the process of scanning, decoding, and accessing information using a smartphone diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How crude oil is heated and separated into various fuel products at different temperatures through distillation diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How crude oil is heated and separated into various fuel products at different temperatures through distillation diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Shark anatomy showing internal organs such as liver, stomach, heart, intestines, gills, brain, and reproductive structures diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Shark anatomy showing internal organs such as liver, stomach, heart, intestines, gills, brain, and reproductive structures diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Polygraph test setup showing chest and abdominal breathing sensors, blood pressure cuff, electrodermal activity monitoring system diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Polygraph test setup showing chest and abdominal breathing sensors, blood pressure cuff, electrodermal activity monitoring system diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Reverse osmosis water purification process with labeled filters, clean water tank, and flow directions diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Reverse osmosis water purification process with labeled filters, clean water tank, and flow directions diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Interior furniture floor plan. Hand drawn elements for bedroom and kitchen, bathroom and living room arrangement. Architectural symbols sofa and chair, table and toilet. Vector appliance objects. Schematic vectors
Interior furniture floor plan. Hand drawn elements for bedroom and kitchen, bathroom and living room arrangement. Architectural symbols sofa and chair, table and toilet. Vector appliance objects. Schematic vectors
Technical cutaway of an aircraft flight data recorder showing protective casing, insulation, flash memory, power unit, and locator beacon hand drawn schematic vector. Science educational illustration. Schematic vectors
Technical cutaway of an aircraft flight data recorder showing protective casing, insulation, flash memory, power unit, and locator beacon hand drawn schematic vector. Science educational illustration. Schematic vectors
Metal tile roof showing rafters, battens, waterproof membrane, thermal insulation, vapor barrier, and roofing layers diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Metal tile roof showing rafters, battens, waterproof membrane, thermal insulation, vapor barrier, and roofing layers diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Minimal geometric circle formed by thin black lines and dots creating a network pattern perfect for technology backgrounds, science visuals, or modern design concepts vector illustration. Schematic vectors
Minimal geometric circle formed by thin black lines and dots creating a network pattern perfect for technology backgrounds, science visuals, or modern design concepts vector illustration. Schematic vectors
Wastewater flow through a septic tank, anaerobic volcanic rock filter, vent pipe, and underground drain well diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Wastewater flow through a septic tank, anaerobic volcanic rock filter, vent pipe, and underground drain well diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
CO2 fire extinguisher with handle, safety pin, pressure gauge, hose, nozzle, canister, and siphon tube diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
CO2 fire extinguisher with handle, safety pin, pressure gauge, hose, nozzle, canister, and siphon tube diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Car differential explaining ring gear, pinion, axle shafts, and gear interaction for torque distribution in vehicles diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Car differential explaining ring gear, pinion, axle shafts, and gear interaction for torque distribution in vehicles diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Light bulbs by efficiency, lifespan, and heat output: incandescent, halogen, and modern LED technology diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Light bulbs by efficiency, lifespan, and heat output: incandescent, halogen, and modern LED technology diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Educational diagram showing an underwater earthquake creating ocean waves that grow into a giant tsunami near the shore. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Educational diagram showing an underwater earthquake creating ocean waves that grow into a giant tsunami near the shore. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Tap cartridge showing ceramic discs, water inlets, mixed outlet, stem, body, and rubber seal diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Tap cartridge showing ceramic discs, water inlets, mixed outlet, stem, body, and rubber seal diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Concept illustration of a futuristic space elevator using nanotube cables and a climber vehicle rising above Earth. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Concept illustration of a futuristic space elevator using nanotube cables and a climber vehicle rising above Earth. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Electron probability density cloud around a nucleus, explaining Heisenberg uncertainty principle and quantum atomic behavior diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Electron probability density cloud around a nucleus, explaining Heisenberg uncertainty principle and quantum atomic behavior diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Educational diagram showing reverse osmosis filtration, where raw water passes through membrane layers to produce pure water and waste water diagram hand drawn schematic vector. Science educational. Schematic vectors
Educational diagram showing reverse osmosis filtration, where raw water passes through membrane layers to produce pure water and waste water diagram hand drawn schematic vector. Science educational. Schematic vectors
Concrete and reinforced concrete beams, showing compression, tension, steel bars, bending force, and tensile strength diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Concrete and reinforced concrete beams, showing compression, tension, steel bars, bending force, and tensile strength diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How Propionibacterium converts lactic acid into carbon dioxide, creating characteristic holes or eyes during cheese ripening diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How Propionibacterium converts lactic acid into carbon dioxide, creating characteristic holes or eyes during cheese ripening diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How a radar antenna emits waves, receives reflections from an aircraft, and calculates target distance using travel time diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
How a radar antenna emits waves, receives reflections from an aircraft, and calculates target distance using travel time diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Vinyl record needle tracking etched grooves, with enlarged cross section, top view, and audio playback details. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Vinyl record needle tracking etched grooves, with enlarged cross section, top view, and audio playback details. diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Abstract sci-fi circuit grid pattern with detailed black lines and nodes, perfect for technology backgrounds, digital interfaces, or modern design projects isolated on white vector illustration. Schematic vectors
Abstract sci-fi circuit grid pattern with detailed black lines and nodes, perfect for technology backgrounds, digital interfaces, or modern design projects isolated on white vector illustration. Schematic vectors
Abstract sci fi circuit grid pattern with connected dots and lines, perfect for technology backgrounds, digital interfaces, or modern design projects vector illustration. Schematic vectors
Abstract sci fi circuit grid pattern with connected dots and lines, perfect for technology backgrounds, digital interfaces, or modern design projects vector illustration. Schematic vectors
Modern aviation infrastructure infographic with airplane line art, business analytics, KPI dashboard and air traffic performance charts. Minimal corporate vector banner for aviation, logistics and transportation reports. Schematic vectors
Modern aviation infrastructure infographic with airplane line art, business analytics, KPI dashboard and air traffic performance charts. Minimal corporate vector banner for aviation, logistics and transportation reports. Schematic vectors
Educational diagram showing zinc electroplating, with anode, cathode bolt, electrolyte solution, battery connection, and zinc ion movement. diagram hand drawn schematic vector. Science educational. Schematic vectors
Educational diagram showing zinc electroplating, with anode, cathode bolt, electrolyte solution, battery connection, and zinc ion movement. diagram hand drawn schematic vector. Science educational. Schematic vectors
Abstract geometric diamond network mesh with connected lines and dots, perfect for backgrounds, technology, or science concepts, clean design on white isolated vector illustration. Schematic vectors
Abstract geometric diamond network mesh with connected lines and dots, perfect for backgrounds, technology, or science concepts, clean design on white isolated vector illustration. Schematic vectors
Abstract geometric diamond mesh network pattern with black lines and dots on a white background perfect for technology, science, or web design concepts isolated vector illustration. Schematic vectors
Abstract geometric diamond mesh network pattern with black lines and dots on a white background perfect for technology, science, or web design concepts isolated vector illustration. Schematic vectors
Minimalist network of interconnected brain cells and neural pathways concept for artificial intelligence, science, and technology research isolated on white background vector illustration. Schematic vectors
Minimalist network of interconnected brain cells and neural pathways concept for artificial intelligence, science, and technology research isolated on white background vector illustration. Schematic vectors
District heating network with CHP plant, heat exchanger, substation, supply and return pipelines, and residential radiator diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
District heating network with CHP plant, heat exchanger, substation, supply and return pipelines, and residential radiator diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Architecture Project Font Logo Alphabet Vector Blue Print Letters Set Modern Architectural Typography, Technical Scheme Typographic Design for Architect Title Text Poster Headline. Vector Typeface. Schematic vectors
Architecture Project Font Logo Alphabet Vector Blue Print Letters Set Modern Architectural Typography, Technical Scheme Typographic Design for Architect Title Text Poster Headline. Vector Typeface. Schematic vectors
Torque converter operation, showing turbine, stator, impeller pump, rotating fluid flow, and power transmission diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Torque converter operation, showing turbine, stator, impeller pump, rotating fluid flow, and power transmission diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Convection fireplace, airflow paths, radiant heat, exhaust gas vents, blower fan, and heated room air diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
Convection fireplace, airflow paths, radiant heat, exhaust gas vents, blower fan, and heated room air diagram hand drawn schematic vector. Science educational illustration. Schematic vectors
This AI brain infographic template illustrates complex neural networks with data points. The brain design is enhanced with labels, showcasing the AI concept twice for emphasis. Schematic vectors
This AI brain infographic template illustrates complex neural networks with data points. The brain design is enhanced with labels, showcasing the AI concept twice for emphasis. Schematic vectors
Abstract geometric network pattern with interconnected lines and dots forming a circular diamond facet structure perfect for science, technology, or modern backgrounds isolated on white background. Schematic vectors
Abstract geometric network pattern with interconnected lines and dots forming a circular diamond facet structure perfect for science, technology, or modern backgrounds isolated on white background. Schematic vectors
A detailed side-view illustration of a Belavia Airbus A330-200 passenger aircraft featuring a clean white and blue livery with a stylized tail design. The image shows both sides of the aircraft, highlighting structural details such as wings, engines, doors, and windows in a technical drawing style. Schematic vectors
A detailed side-view illustration of a Belavia Airbus A330-200 passenger aircraft featuring a clean white and blue livery with a stylized tail design. The image shows both sides of the aircraft, highlighting structural details such as wings, engines, doors, and windows in a technical drawing style. Schematic vectors
Vector illustration of a pipe compensator expansion joint icon. Symbol for industrial piping systems, plumbing, thermal expansion, vibration, and pressure control. Schematic vectors
Vector illustration of a pipe compensator expansion joint icon. Symbol for industrial piping systems, plumbing, thermal expansion, vibration, and pressure control. Schematic vectors
City or town map plan seamless pattern with streets, roads, parks and squares. Vector residential background with urban planning project. Abstract cartography map layout with road intersections. Schematic vectors
City or town map plan seamless pattern with streets, roads, parks and squares. Vector residential background with urban planning project. Abstract cartography map layout with road intersections. Schematic vectors
Composite steel floor deck with concrete slab icon. Structural floor system cross section for composite construction, metal decking, reinforced concrete, building engineering, architectural detailing, civil design, precast flooring, CAD drawing, blueprint documentation, technical outline symbol, editable stroke, isolated on white background. Schematic vectors
Composite steel floor deck with concrete slab icon. Structural floor system cross section for composite construction, metal decking, reinforced concrete, building engineering, architectural detailing, civil design, precast flooring, CAD drawing, blueprint documentation, technical outline symbol, editable stroke, isolated on white background. Schematic vectors
Formaldehyde. Methanal. Structural Chemical Formula and 3d Model of Molecule. CH2O. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Formaldehyde. Methanal. Structural Chemical Formula and 3d Model of Molecule. CH2O. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Illlustrates the internal structure and operational principle of a vacuum breaker valve, specifically in the context of a steam pressure cooker or similar sealed vessel. Schematic vectors
Illlustrates the internal structure and operational principle of a vacuum breaker valve, specifically in the context of a steam pressure cooker or similar sealed vessel. Schematic vectors
A colorful infographic template featuring a five-step flowchart with curved arrows in green, yellow, orange, pink, and blue. Perfect for presenting sequential processes or steps. Schematic vectors
A colorful infographic template featuring a five-step flowchart with curved arrows in green, yellow, orange, pink, and blue. Perfect for presenting sequential processes or steps. Schematic vectors
Ethylamine. Ethanamine. Structural Chemical Formula and 3d Model of Molecule. C2H7N. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Ethylamine. Ethanamine. Structural Chemical Formula and 3d Model of Molecule. C2H7N. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Geometric spiral pattern formed by connected black dots in a circular network structure ideal for technology backgrounds, science visuals, or digital concepts isolated on white background vector. Schematic vectors
Geometric spiral pattern formed by connected black dots in a circular network structure ideal for technology backgrounds, science visuals, or digital concepts isolated on white background vector. Schematic vectors
Methylamine. Methanamine. Structural Chemical Formula and 3d Model of Molecule. CH5N. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Methylamine. Methanamine. Structural Chemical Formula and 3d Model of Molecule. CH5N. Atoms with Color Coding. Vector graphic Illustration for educational materials, scientific articles, presentations. Schematic vectors
Elongated black drain grate shows six evenly spaced vertical openings between continuous upper and lower rails. Thin white horizontal seams define broad rectangular border and central slotted panel. Flat monochrome icon rests on pale gray rounded tile. Useful for linear surface drain catalogs, trench inlet layouts, street runoff diagrams and maintenance guides covering removal of debris from long drainage grates in paved areas. Bold contour keeps section legible at small scale. Schematic vectors
Elongated black drain grate shows six evenly spaced vertical openings between continuous upper and lower rails. Thin white horizontal seams define broad rectangular border and central slotted panel. Flat monochrome icon rests on pale gray rounded tile. Useful for linear surface drain catalogs, trench inlet layouts, street runoff diagrams and maintenance guides covering removal of debris from long drainage grates in paved areas. Bold contour keeps section legible at small scale. Schematic vectors
Circular drainage section features broad black outer casing, concentric inner ring and round white bore. Flattened shoulders converge around narrow vertical inlet at top, with slim white lines separating central passage from surrounding profile. Single filled icon rests on pale gray rounded tile. Suitable for culvert section diagrams, stormwater connection details, drainage pipe catalogs and civil engineering guides illustrating round conduit geometry and top entry into enclosed waterway. Schematic vectors
Circular drainage section features broad black outer casing, concentric inner ring and round white bore. Flattened shoulders converge around narrow vertical inlet at top, with slim white lines separating central passage from surrounding profile. Single filled icon rests on pale gray rounded tile. Suitable for culvert section diagrams, stormwater connection details, drainage pipe catalogs and civil engineering guides illustrating round conduit geometry and top entry into enclosed waterway. Schematic vectors
Square black enclosure surrounds round drain bore with thin concentric white separation. Short vertical slot opens at center of upper edge and meets circular passage below. Straight outer corners contrast with curved internal profile, creating single civil engineering icon on pale gray rounded tile. Useful for encased drainage conduit diagrams, stormwater inlet details, pipe bedding references and installation catalogs showing circular passage set within rectangular outer block. Schematic vectors
Square black enclosure surrounds round drain bore with thin concentric white separation. Short vertical slot opens at center of upper edge and meets circular passage below. Straight outer corners contrast with curved internal profile, creating single civil engineering icon on pale gray rounded tile. Useful for encased drainage conduit diagrams, stormwater inlet details, pipe bedding references and installation catalogs showing circular passage set within rectangular outer block. Schematic vectors
A clean vector-style illustration shows a tall rectangular column with vertical stripes, topped and bottomed by simple roller-like circular shapes. The design uses bold black lines and filled areas on a white background, creating a minimal, high-contrast look. The icon suggests structural elements, mechanical support, or industrial components, and can be used as a symbol in presentations, UI design, engineering graphics, or educational materials about architecture, construction, or machinery. Schematic vectors
A clean vector-style illustration shows a tall rectangular column with vertical stripes, topped and bottomed by simple roller-like circular shapes. The design uses bold black lines and filled areas on a white background, creating a minimal, high-contrast look. The icon suggests structural elements, mechanical support, or industrial components, and can be used as a symbol in presentations, UI design, engineering graphics, or educational materials about architecture, construction, or machinery. Schematic vectors
Digital roadmap lines converge, forming complex data network, futuristic strategic mood. Transformation, planning, change management, presentation banner, tech dashboard cover. Vector illustration. Schematic vectors
Digital roadmap lines converge, forming complex data network, futuristic strategic mood. Transformation, planning, change management, presentation banner, tech dashboard cover. Vector illustration. Schematic vectors