Assembled pet house

The invention provides an assembled pet house. The assembled pet house comprises a middle frame, a bottom plate and a top plate, the bottom plate is placed at the bottom of the middle frame, and the top plate is mounted above the middle frame; the middle frame comprises a front frame, a rear frame and a side frame; the front frame, the rear frame and the two side frames are fixed through connecting pieces; the front frame is integrally formed and comprises a first square metal frame and a middle metal door frame. The rear frame is integrally formed and comprises a second square metal frame; the side frame is integrally formed and comprises a third square metal frame. Fixing pieces are arranged on the two inner sides of the third square metal frame. According to the invention, a plurality of metal frames are combined with wood materials to form the metal and wood assembled pet house; the wood-iron-sheet-reinforced wood floor has the advantages that the wood-iron-sheet-reinforced wood floor is convenient to ass