Air-Powered #3DBenchy Boat STL – 3D Printable Floating Thruster Toy (DIY Propeller-Driven Model)

The Ultimate 3D Printing Benchmark Meets Hydrodynamics
Reimagine the beloved #3DBenchy as a self-propelled watercraft with this clever remix. Designed to float and glide using a standard DC motor or rubber-band propeller, it brings new life to the tortoise-shaped test model 23.

Innovative Features:
⚙️ Thruster-Ready Design:

• Integrated propeller mount (fits 20-30mm micro motors)

• Hull ballast channels (add weights for stability)

• Watertight compartment for electronics

🌊 Hydrodynamic Tweaks:

• Extended keel for straighter tracking

• Slimmed deck to reduce drag

• Optional rudder for steering control

🖨️ Print-Optimized:

• Buoyant materials: PLA+/PETG recommended

• 0.4mm nozzle-friendly details

• No supports (overhangs <45°)

Perfect For:
• STEM education (fluid dynamics demos)
• Maker fairs (interactive display)
• Backyard pond experiments
• Upcycling old #3DBenchy prints

File Includes:
📦 Core Components:

• Modified #3DBenchy hull (CC-BY-SA compliant)

• 3 propeller designs (rubber band/electric/solar)

• Waterproofing guide

📚 Captain’s Manual:

• Motor wiring diagrams

• Ballast calibration tips

• Paint-safe sealant recommendations

Pro Tips:
• Use waterproof epoxy to seal layer lines
• Scale up 200% for easier motor integration
• Pair with mini solar panel for eco-mode