End face seal structure on porcelain filter filter core

The utility model discloses an end face seal structure on porcelain filter filter core, including the filter core body, set up the interior gas passage of filter core in the middle part of the filter core body to and the former sealed face of the filter core that is located the filter core outside and tubule board contact seal, the filter core up end of filter core body on be provided with the draw -in groove, the draw -in groove intussuseption be filled with the sealing ring. The utility model has the advantages of simple structure, and can be operated and used conveniently, transform on ceramic filter core up end, increase the draw -in groove, and be provided with the sealing ring in the draw -in groove, increased sealedly together, guarantee that ceramic filter core is when using, can pass through last end face seal when leaking appears in end face seal down, guarantee the sealing performance of the sealed face of ceramic filter core, it easily leaks thoroughly to have solved the sealed face of ceramic fil