I don’t know what to do anymore

I’m tired mentally and physically. My husband and I are having financial issues at the moment. We’re waiting on our tax money to come back that would help us tremendously, with that being said I go to track the taxes they still say processing.... my husband blames it on me, he blames we are struggling because of me. I have a job and he owns a grading company, I can only work 3 days a week due to our child having physical and occupational therapy twice a week he says I’m making excuses to not working a full time job. Calls me fat daily. Starts downing me the second he walks in the door in the evenings. I can’t do it anymore. But I can’t do it on my own either. If I was to leave him I wouldn’t be able to make it with the amount of money I make. I’m not sure what to do. I’m lost