Short answer: Not a bowel obstruction.
Detailed: It seems you have a bowel infection.
Check for 1) stool culture and sensitivity test.
2) test for salmonella typhi
and para typhi at a lab
3) routine stool test
, or worms.
I am sure your report will help us to treat you asap.
for now be on a light diet.
ISABGOL HUSK ( NON MEDICATED) 2SPOONFUL four times a day
Lot of probiotic curds from a good branded company.