Talk to Gynecologist on Pain During Intercourse

Am a female of age 33 have 2 kids and both time had normal viginal deliveries my problem is even after having two kids intercourse is very pain full for me couldnt bear the pain especially I feel pain in my anus I feel like it will burst or I will pass poop during Intercourse , l dont have constipation problem and never did anal sex but still I feel pain in my anus at times it so unbearable that I feel I will die out of it .This thing is so disturbing that I dont let my husband touch me for 8 to 9 moths just coz of fear of that pain .I had my pap smear test done last year and it was all normal.kindly help me out .