Air conditioner air supply adjusting structure and air conditioning system applying same

The utility model provides an air conditioner air supply adjusting structure and an air conditioning system using the air conditioner air supply adjusting structure. The air conditioner air supply adjusting structure comprises a machine shell. The at least two fan devices are adjacently arranged on one side of the machine shell side by side; the at least two heat exchange units are arranged in the shell and are respectively positioned in the air supply direction of each fan device; the at least two adjustable air duct assemblies are adjacently arranged in the machine shell side by side, are correspondingly located between the draught fan devices and the heat exchange devices in the air supply direction and are used for opening and closing air supply channels between the corresponding draught fan devices and the heat exchange unit; when any heat exchange unit breaks down, the air supply channel between the heat exchange unit and the corresponding fan device can be closed through the corresponding adjustable ai