Waste heat recovery type drying unit with air pipe

The utility model relates to the technical field of drying machines, and discloses a waste heat recovery type drying machine set with an air pipe, which comprises a placing frame, a fixing plate is fixedly arranged on one side of the placing frame, a connecting plate is fixedly arranged on the upper surface of the placing frame, a telescopic rod is fixedly arranged on one side of the connecting plate, and the telescopic rod is fixedly arranged on the other side of the connecting plate. And a clamping plate is fixedly mounted at one end of the telescopic rod. According to the waste heat recovery type drying unit with the air pipe, the telescopic rods and the clamping plates are arranged in a matched mode, the telescopic rods stretch out and draw back to drive the clamping plates to move in the using process, and therefore the effect of conveniently clamping and fixing the body is achieved; when the device is used, a motor is externally connected with a power source to drive a transmission rod to rotate, then t