Breeding cage convenient for discharging food residues

The utility model discloses a culture cage convenient to discharge food residues, which comprises a culture box body, inner edges are arranged on two sides of the culture box body, a transverse bottom plate is arranged in the culture box body, a gap is reserved between the transverse bottom plate and the bottom surface of the culture box body to form a residue discharge cavity, vertical partition plates are arranged on the transverse bottom plate at intervals, and a culture chamber is formed between every two adjacent vertical partition plates. A plurality of strip-shaped hole sets are formed in the transverse bottom plate and located in the bottom of the breeding chamber one by one, a baffle is arranged at the bottom of the transverse bottom plate, two pull rods are arranged at the two ends of the baffle, the pull rods upwards penetrate through the transverse bottom plate and the inner edge, pin holes are formed in the pull rods, and pins are arranged on the upper surface of the inner edge. When the pin is t