Congrats on coming up with something on your own! Even if it has been done, it’s good to invent things anyways; coming up with something on your own is very satisfying.
About a video: there will not always be a video for every trick, many times things you come up with may be things other people doodle with as well. This time, there is a video for the trick, though the trick is built on much more.
Yours is the first “step” of the whip combo: (are there actual “steps” for any whip combo…?)
http://www.youtube.com/watch?v=hrGjs1MvZco
That being said, Q is also a trustworthy guy, you can take what he says for being very accurate.