This is a simple power supply fan deflector to redirect the air flow. A few
drops of hot glue is used to install it.
Support is not required. Simply print it upside down.
This object main web page is:
http://www.ctheroux.com/power-supply-fan-deflector/.
You can request the source files on the page listed above.
The author marked this model as their own original creation. Imported from Thingiverse.