Filter housing

The utility model discloses a filter housing belongs to radio -frequency equipment technical field. This filter housing includes casing body, and the waterproof apron of casing body lock and all set up debugging apron and the sealing washer between casing body and waterproof apron, and the terminal surface of casing body and the mutual lock of waterproof apron is the plane, and the sealing washersets up on debugging apron lateral wall, debugging apron and sealing washer all with this physical contact of casing, waterproof apron only contacts with the sealing washer. The utility model discloses a filter housing carries out spacing waterproof sealing groove structure to the sealing washer on through cancellation casing body, and direct lateral wall through the debugging apron carries on spacingly to the sealing washer, then relies on the crowded compacting seal of casing body and waterproof apron, realizes filter housing's waterproof function, has solved filter housing's signalling channel volume compressed amo