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07-21-2020, 04:40 PM #1
- Join Date
- Jul 2020
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- 2
Popup valve for Covid-19 ventialtor
Dear forum members,
I built a ventilator prototype for the Covid-19 pandemic and I'm working now on improving the pressure relief valve. I first built one with some plumbing parts but now I want to improve it with 3d prints.
This is my initial design:
IMG_2780.jpg
IMG_2781.jpg
Currently the rubber washer gets pressed on a metal washer to create a seal but in order to improve the seal I'm printing the following part:
Screen Shot 2020-07-21 at 2.03.24 PM.jpg
Do you have better ideas how to make a better seal so I can use a weaker spring?
Maybe cast a washer form silicon? A softer washer can create a better seal with less pressure?!
By the way here is the ventilator prototype:
http://magicventilator.com/
It's currently fully functional
Extruder not feeding during print,...
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