Violent Fan (21700 Edition)
Print Profile(1)

Description
High-Performance DIY Fan 3D Printing Project Description
This is a high-performance DIY fan with a compact design, ideal for 3D printing enthusiasts seeking an engaging electromechanical integration project.
Core Components:
- Motor: 29mm diameter brushless motor
- Battery Bay: Supports 2 × 21700 lithium-ion batteries (compartment width approximately 43mm)
- Magnets: Circular 8×3mm magnets
- Switch: 12V metal latching switch (see attached diagram for specifications)
- Speed Controller: Linear potentiometer, 10K (B103)
- Power Management: 2–3S lithium-ion battery charging module (see attached diagram for specifications)
- ESC: 2–3S 30A brushless motor electronic speed controller
Printing Instructions:
- The included .3mf file is for reference only; adjust parameters based on your filament type (ABS, PETG, etc.)
- The sample in the video showcases a fuzzy surface finish (applied only to the external shell; the motor housing interior remains smooth)
- Print layer height is set to 0.1mm; detail mode is recommended for superior visual and structural integrity
⚠️ Caution: This project involves high-speed rotating components; exercise caution during operation and avoid direct contact with the spinning blades.











License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.


































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