Chassis of heat recovery air conditioning unit

The utility model belongs to the technical field of air conditioner equipment, and discloses a chassis of a heat recovery air conditioning unit, which comprises a chassis body, an air conditioning unit body is placed at the top of the chassis body, and a cylinder is movably sleeved in the chassis body. Through the arrangement of the roller body, the first threaded rod and the sleeving block, the first threaded rod can be driven to spirally move downwards along the inner wall of the cylinder by holding the bottom block with hands and then rotating the hexagonal block, and then the sleeving block can drive the roller body to gradually move downwards through the sleeving rod to make contact with the ground; the bottom blocks are separated from the ground, then the air conditioning unit body on the top of the chassis body is moved through the roller bodies until the whole chassis body is moved to a proper position, the sleeving rods are reset, then the bottom blocks make contact with the ground to support the who