Filament cleaner for Velleman K8200 3D printer

People on different forums reported problems with clogged nozzle. One of the reasons may be a dust, powder or some other contamination on the filament.

I have thought, it would be nice to have a little cleaner before the extruder…
I designed it in the way that it can be easily mounted on the frame using one of my clips (FULL http://www.thingiverse.com/thing:221362 or FLAT http://www.thingiverse.com/thing:225642) and 2 pins.
It can be moved left or right along the frame or rotated to put i