A moving conveying device is provided which extends in a planar manner, such as a conveyor belt or a mat top conveyor, for conveying piece goods or bulk goods and which lies in a conveying apparatus. A rolling element including a plurality of rollers is arranged between the conveying device and a support element. The conveying device moves relative to the rolling element, wherein the rollers roll on the conveying means and on the support element, and the rollers are interconnected at a distance from each other by way of a flexible connecting element.