select cast(convert(varchar(10),datediff(Day,Arrive_Time,getdate())) as varchar(10))+
'日'+cast(convert(int,datediff(Hour,Arrive_Time,getdate()))%24 as varchar(10)) +
'小时'+cast(convert(int,datediff(Minute,Arrive_Time,getdate()))%24 as varchar(10))
+'分钟'
from Tab_QIn