Special vertical type splicing air-conditioner wind cabinet for bacterium shed

The utility model discloses a special vertical type splicing air-conditioner wind cabinet for a bacterium shed. The special vertical type splicing air-conditioner wind cabinet for the bacterium shed comprises an air supply device, an air conditioner and a fresh-air and return-air mixing cavity, wherein the air supply device, the air conditioner and the fresh-air and return-air mixing cavity are connected together in turn from top to bottom; the air supply device comprises a shell, and an air feeder is arranged in the shell; the fresh-air and return-air mixing cavity comprises a shell, a fresh-air valve and a return-air valve are arranged on two side surfaces of the shell respectively, fan blades and an electric actuator are arranged in each one of the fresh-air valve and the return-air valve, and the electric actuator is connected with a rotating shaft of the fan blades and also connected with a control box circuit of the air conditioner; a filter screen is arranged on the outer side of the fresh-air valve an