That's fine it works for you but it just shifts the burden off yourself by putting it on your coworkers. Unless it's specifically discussed and agreed upon for your role, that's rather unfair to the rest of the team.
The default assumption is that time outside of work hours is my time, and is not to be interrupted. Unless it's specifically discussed and agreed upon for my role, having anything else is extremely unfair and manipulative.
Keeping work and private life sperate is normal.