Combination Structure of Doorframe and Reinforcing Member of Doorframe

摘要

According to the present invention, provided is a door frame, and a door frame reinforcement member coupling structure comprising: a door installation unit (11); a wooden material insertion unit (12); a pair of protrusion units (14); a door frame (10) having a plurality of protrusion unit insertion grooves (15); a and a door frame reinforcement member (20) having a floor unit (21), a side surface unit (22), a horizontal unit (23), and a separation preventing protrusion unit (24).