Filter Module with a Filter Element and with a Fastening Frame and Air Filter Device with a Filter Module

An air filter device comprising:

• a clean air supply;
• a filter module for filtering a fluid, the filter module comprising:
• at least one filter element comprising a filter bellows comprised of a filter medium and comprising a designated raw side and a designated clean side oppositely positioned relative to the designated raw side;
• a fastening frame connected to the at least one filter element, the fastening frame comprising a frame wall enclosing circumferentially at least partially a rim of the at least one filter element;
• a circumferentially extending first sealing element arranged on an exterior side of the frame wall of the fastening frame;
• the fastening frame comprising at least one locking element on an exterior side of the fastening frame;
• a second sealing element configured to seal the raw side and the clean side relative to each other, wherein the second sealing element is arranged on the at least one filter element;
• the second sealing element configured to be guided into a sealing position upon locking of the at least one locking element in an installation position of the filter module on the clean air supply;
• wherein the filter module is arranged exchangeably in the installation position on the clean air supply.