The deceased were identified as Santosh Ashok Rathod ( 30), Avni Santosh Rathod (18 months) and Varsha Santosh Rathod ( 27) succumbed to his injuries during treatment at the hospital, police said.
The victims are residents of Ner village in Mantha Taluk of Jalna District.
The injured were undergoing treatment at Atma Malik Hospital.
The bodies was brought to Kopargaon Rural Hospital in the ambulance for autopsy and further investigation is underway, police added.
(With UNI inputs)