设函数\(f\)\((\)\(x\)\()=|2\)\(x\)\(+1|-|\)\(x\)\(-4|\)．

\((1)\)解不等式\(f\)\((\)\(x\)\() > 0\)；

\((2)\)若\(f\)\((\)\(x\)\()+3|\)\(x\)\(-4| > \)\(m\)对一切实数\(x\)均成立，求实数\(m\)的取值范围．