//关闭recycleView的默认刷新动画
rlv_types.getItemAnimator().setAddDuration(0);
rlv_types.getItemAnimator().setChangeDuration(0);
rlv_types.getItemAnimator().setMoveDuration(0);
rlv_types.getItemAnimator().setRemoveDuration(0);
((SimpleItemAnimator)rlv_types.getItemAnimator()).setSupportsChangeAnimations(false);