It's called displacement aggression
The sportsball fan identifies with his team to the point that it feels like he lost the game himself. Since he can't express his frustration and subsequent aggression towards the opposing team (since he is in front of his TV several 100km away), he expresses it towards the next best thing that is weaker and accessible, e.g. furniture, walls, wife and kids...
I personally find it weird when fans use “us” and “we” when discussing their sports team as if they have anything to do with how the team performs or is managed. I just call my local/city sports teams by their name.
Since he can't express his frustration and subsequent aggression towards the opposing team in a way that someone who can regulate their emotions would...