a heat shield configuration having a heat shield for shielding an object from heat and / or noise having an internal surface facing toward the object and an external surface facing away from the object as well as an opening , which goes through the heat shield having internal surface and external surface . the heat shield has a closure for at least regionally closing the opening . in addition , an actuating device is provided , which is implemented to open and close the closure as a function of a controlled variable relevant for the function of the object .