Insert for a downdraft extractor

A downdraft extractor, comprising:

• a removable insert comprising a filter element for filtering a stream of cooking fumes and a collecting element for receiving liquids, wherein the filter element and the collecting element are configured to be joined together, wherein the collecting element has at least one wall providing a flow conducting surface for deflecting the stream of cooking fumes, wherein the at least one wall is at least one of curved and oblique at least in regions, wherein at least one of the filter element and the collecting element in an inserted state form part of a flow channel for the stream of cooking fumes and wherein the collecting element comprises a wall defining a transition from the collecting element to the flow channel, the wall comprising an arcuate portion and the wall being substantially edge-free.

A hob system, comprising:

• at least one hob;
• and
• at least one downdraft extractor comprising a removable insert, the removable insert comprising a filter element for filtering a stream of cooking fumes and a collecting element for receiving liquids, wherein the filter element and the collecting element are configured to be joined together, wherein the collecting element has at least one wall providing a flow conducting surface for deflecting the stream of cooking fumes, wherein the at least one wall is at least one of curved and oblique at least in regions and the filter element and the collecting element are configured to be joined together such that a wall of the filter element and a wall of the collecting element form a substantially edge-free flow directing surface for deflecting the stream of cooking fumes in a direction of a cooking fume outlet of the collecting element.