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April 28, 2024

Universal Rear Electronics Case Left Side Modified for 3 Buck Converters

The default left side case worked for one of my buck converters but the holes along the top were for something else. I’ve changed the holes around to allow two more buck converters along the top.

I don’t know if most/all buck converters are the same size but if not these are the buck converters I sized for: https://www.amazon.com/gp/product/B07RT95J4Q/

I’m going to use lids on both side that have holes for 80mm fans pulling the air up and out so I wanted vent holes in the bottom of this side as well so I took out the fan hole and I put 4 vents right next to the Raspberry PI. I’m not an air flow engineer though, maybe those vents would have been better on the opposite side of the Pi, or vents on both sides. The Pi 4 is said to get warmer. But so far even without a fan hooked up on that side yet the heatsink on the Pi 4 isn’t even warm.

I saved a version of the file with the fan hole instead if anyone wants it.

When I tried to fit my Raspberry PI 4 the usb ports didn’t quite fit. I think the opening “drooped” a little bit when printed. Maybe a stronger parts cooling fan would have helped but I haven’t had a chance to make one yet. I went ahead and increased the opening .125 mm on the bottom and top in the stl file I’ve attached though(but I’ve not printed the slightly revised file, I simply sanded mine a little).

I’m new to 3d printing, this is my first modification to something(it was fun doing it). I hope it works for, and helps, someone.

I’ve included the sketchup file.

Thank you @TeachingTech for the design

This article was first featured at https://ift.tt/36RiLwG on January 13, 2020 at 09:52AM by jacwatts

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