Air conditioner heat supply ventilation pipeline convenient to install

The utility model discloses an air conditioner heat supply ventilating duct convenient to install, which comprises a pipe body, a plurality of connecting sleeves are fixedly sleeved on the outer wall of the pipe body, a plurality of leveling plates are arranged at the top end of the pipe body, horizontal grooves are arranged at the top ends of the plurality of leveling plates, horizontal balls are connected in the plurality of horizontal grooves in a rolling manner, and the connecting sleeves are connected with the horizontal balls in a rolling manner. The top ends of the multiple horizontal grooves are fixedly provided with transparent cover plates, the top ends of the multiple connecting sleeves are fixedly provided with first mounting rods, and the top ends of the multiple first mounting rods are connected with second mounting rods in a penetrating and inserting mode. The first mounting rod and the second mounting rod are driven to move, so that the pipe body is driven to move, the angle of the pipe body i