Filter element and filter having the filter element

A filter element (2, 2A), the filter element (2, 2A) comprising:

• a filter element housing part (20), the filter element housing part (20) being provided with a water inlet (211);
• a filter medium unit (30), the filter medium unit (30) being disposed in the filter element housing part (20);
• and
• a central pipe (40, 40A), the central pipe (40, 40A) being disposed in the filter element housing part (20), and the filter medium unit (30) being disposed around the central pipe (40, 40A), wherein
• the central pipe (40, 40A) comprises a pure water collecting pipe (41, 41A) and a wastewater collecting pipe (42, 42A), and the wastewater collecting pipe (42, 42A) is at least partially disposed in the pure water collecting pipe (41, 41A);
• a raw water passage (V1) of the filter element (2, 2A) is at least partially formed between the inner wall of the filter element housing part (20) and the filter medium unit (30);
• a pure water passage (V2) of the filter element (2, 2A) is at least partially formed between the inner wall of the pure water collecting pipe (41, 41A) and the outer wall of the wastewater collecting pipe (42, 42A);
• and
• a wastewater passage (V3) of the filter element (2, 2A) is at least partially formed in the wastewater collecting pipe (42, 42A).