Remove /all Chat at the options.
press /mute all <-- or manually mute your entire team.
Concentrate on your own Game and Music + Forget rest.
if you follow the instructions above, you wont ever get 14 day ban or Permabanned.
it takes getting used to at first, but the pay off is big, your team is in the majority of cases simply not worth it.
If you win then you win, if you don't then talking won't add anything to it.
Get used to muting entire teams both you're allies and enemies, it will help you climb alot better.
JUST DO IT