Metal packaging structure

The utility model relates to a metal packaging structure which comprises two first shells and two second shells, transverse sealing rings are arranged on the sides, close to each other, of the upper end and the lower end of each second shell, vertical sealing rings are arranged on the sides, close to each other, of the front end and the rear end of each second shell, one side of each second shell penetrates through the interior of the corresponding first shell, and a groove is formed in one side of each first shell. A groove is formed in the upper end of the shell I, two T-shaped grooves are formed in the bottom end of the interior of the groove, two sets of T-shaped blocks are fixedly installed at the lower end of the shell II, the T-shaped blocks are movably matched with the T-shaped grooves, a metal plate is arranged in the shell II, a plurality of chip columns are fixedly installed at the upper end of the metal plate, and terminal pins are fixedly installed on the two sides of the metal plate. The metal p