Heat exchanger used in an air conditioning unit or cooling system comprises a exchange unit, front and rear connecting plates, a moving plate, brush elements fixed in the assembly holes of the moving plate and a drive assembly

摘要

Heat exchanger comprises a exchange unit (10) with several parallel exchanger tubes (11), a front connecting plate (21) fixed to the exchange unit, a rear connecting plate (22) connected to the tubes, a moving plate (23) arranged on the tubes between the front and rear connecting plates, brush elements (24) fixed in the assembly holes of the moving plate and a drive assembly (25) joined to the connecting plates and the moving plate to drive the moving plate. Preferred Features: The moving plate has two side walls, two connecting plates each fixed to the side walls of the moving plate and a chain wheel unit (26) joined to the connecting plates (21, 22) and the moving plate.